/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Blue accent colors */
    --primary-blue: #2563eb;
    --primary-blue-dark: #1d4ed8;
    --primary-blue-light: #3b82f6;
    --accent-blue: #60a5fa;

    /* Light mode colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --border-color: #e2e8f0;

    /* Layout variables */
    --header-height: 78px;
    --container-max: 1200px;
    --toc-width: 280px;
    --toc-gutter: 24px;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.50rem;
    --spacing-md: 1.00rem;
    --spacing-lg: 2.00rem;
    --spacing-xl: 3.00rem;

    /* Typography - Scalable System (Base: 14pt = 0.875rem) */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;

    /* Base font size: 14pt */
    --font-size-base: 0.875rem; /* 14pt */

    /* Type scale using 1.25x ratio (Major Third) */
    --font-size-xs: calc(var(--font-size-base) * 0.8);      /* ~11.2pt */
    --font-size-sm: calc(var(--font-size-base) * 0.9);      /* ~12.6pt */
    --font-size-md: var(--font-size-base);                  /* 14pt */
    --font-size-lg: calc(var(--font-size-base) * 1.125);    /* ~15.75pt */
    --font-size-xl: calc(var(--font-size-base) * 1.25);     /* ~17.5pt */
    --font-size-2xl: calc(var(--font-size-base) * 1.5);     /* ~21pt */
    --font-size-3xl: calc(var(--font-size-base) * 1.875);   /* ~26.25pt */
    --font-size-4xl: calc(var(--font-size-base) * 2.25);    /* ~31.5pt */
    --font-size-5xl: calc(var(--font-size-base) * 2.75);    /* ~38.5pt */
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    font-size: var(--font-size-md);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header & Navigation */
header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
    height: var(--header-height);
}

main {
    margin-top: var(--header-height);
}

/* Navigation container - unified layout for all pages */
nav .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    gap: 0.5rem;
}

/* Logo Audio Container - Integrated Avatar + Audio Player */
.logo-audio-container {
    display: flex;
    align-items: center;
    position: relative;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    white-space: nowrap;
    transition: color 0.2s ease;
}

.logo-link:hover .logo-name {
    color: var(--primary-color);
}

.logo-avatar-wrapper {
    position: relative;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Logo Progress Ring (hidden by default, shown when audio is playing) */
.logo-progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 48px;
    height: 48px;
    transform: rotate(-90deg);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.logo-progress-ring.active {
    opacity: 1;
}

.logo-progress-bg {
    fill: none;
    stroke: rgba(37, 99, 235, 0.1);
    stroke-width: 2;
}

.logo-progress-circle {
    fill: none;
    stroke: url(#logo-audio-gradient);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-dasharray: 0 1000;
    stroke-dashoffset: 0;
    transition: stroke-dasharray 0.3s ease, stroke-dashoffset 0.3s ease;
}

.logo-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--primary-blue);
    object-fit: cover;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

/* Pulsing border when audio is playing */
.logo-avatar-wrapper.playing .logo-avatar {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
    animation: logo-pulse 2s ease-in-out infinite;
}

/* Enhanced hover effect when audio is playing */
.logo-avatar-wrapper.playing:hover .logo-avatar {
    transform: scale(1.08);
    box-shadow: 0 0 0 5px rgba(59, 130, 246, 0.4);
}

/* Make the entire wrapper more interactive on hover when playing */
.logo-avatar-wrapper.playing:hover {
    cursor: pointer;
}

.logo-avatar-wrapper.playing:hover .logo-progress-ring {
    filter: brightness(1.2);
}

@keyframes logo-pulse {
    0%, 100% {
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
    }
    50% {
        box-shadow: 0 0 0 6px rgba(59, 130, 246, 0.1);
    }
}

/* Play/Pause Overlay Button */
.logo-audio-control {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(4px);
}

.logo-avatar-wrapper.playing:hover .logo-audio-control {
    opacity: 1;
}

.logo-audio-control:hover {
    background: rgba(0, 0, 0, 0.85);
}

.logo-audio-control svg {
    pointer-events: none;
}

.logo {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-blue);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

/* Article Announcement Banner - Premium Redesign */
.article-announcement-banner {
    background:
        linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    margin-top: 60px;
    position: relative;
    overflow: hidden;
    border-bottom: 2px solid rgba(59, 130, 246, 0.3);
    box-shadow:
        0 4px 20px rgba(30, 58, 138, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Animated gradient overlay */
.article-announcement-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(circle at 30% 50%, rgba(96, 165, 250, 0.3) 0%, transparent 25%),
        radial-gradient(circle at 70% 50%, rgba(147, 197, 253, 0.2) 0%, transparent 25%),
        linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.03) 50%, transparent 100%);
    animation: shimmer 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(5%, 5%) rotate(1deg); }
}

/* Decorative dots pattern */
.article-announcement-banner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
    pointer-events: none;
}

.announcement-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.75rem 2.5rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1rem;
    align-items: center;
}

/* Announcement Audio Player (left side) */
.announcement-audio-player {
    position: relative;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.announcement-progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    transform: rotate(-90deg);
}

.announcement-progress-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.3);
    stroke-width: 2.5;
}

.announcement-progress-circle {
    fill: none;
    stroke: url(#announcement-audio-gradient);
    stroke-width: 2.5;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.3s ease;
}

.announcement-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2563eb;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.announcement-play-button:hover {
    transform: translate(-50%, -50%) scale(1.08);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 1);
}

/* Enhanced hover effect when this player is currently playing */
.announcement-audio-player.playing .announcement-play-button:hover {
    transform: translate(-50%, -50%) scale(1.12);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
    background: rgba(255, 255, 255, 1);
}

.announcement-play-button:active {
    transform: translate(-50%, -50%) scale(0.95);
}

.announcement-waveform {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    gap: 2px;
    align-items: center;
    height: 12px;
    opacity: 0;
    pointer-events: none;
}

.announcement-waveform.playing {
    opacity: 1;
}

.announcement-waveform .wave-bar {
    width: 2px;
    height: 8px;
    background: #2563eb;
    border-radius: 1px;
    animation: wave 1s ease-in-out infinite;
}

.announcement-waveform .wave-bar:nth-child(1) {
    animation-delay: 0s;
}

.announcement-waveform .wave-bar:nth-child(2) {
    animation-delay: 0.15s;
}

.announcement-waveform .wave-bar:nth-child(3) {
    animation-delay: 0.3s;
}

.announcement-badge {
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    color: #1e40af;
    padding: 0.5rem 1.125rem;
    border-radius: 8px;
    font-size: var(--font-size-xs);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    white-space: nowrap;
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.2),
        0 1px 3px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.5);
    position: relative;
    overflow: hidden;
}

/* Badge shine effect */
.announcement-badge::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.6) 50%,
        transparent 70%
    );
    animation: badge-shine 3s ease-in-out infinite;
}

@keyframes badge-shine {
    0%, 100% { transform: translateX(-100%) translateY(-100%); }
    50% { transform: translateX(100%) translateY(100%); }
}

/* Pulsing glow effect */
.announcement-badge::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 8px;
    background: linear-gradient(135deg, #60a5fa, #3b82f6);
    z-index: -1;
    opacity: 0;
    animation: badge-glow 2s ease-in-out infinite;
}

@keyframes badge-glow {
    0%, 100% { opacity: 0; }
    50% { opacity: 0.3; }
}

.announcement-link {
    color: white;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.announcement-link::before {
    content: '';
    position: absolute;
    bottom: -0.25rem;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #60a5fa, #93c5fd);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
}

.announcement-link:hover::before {
    width: 100%;
}

.announcement-link:hover {
    transform: translateY(-2px);
}

.announcement-link strong {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: white;
    line-height: 1.3;
    display: block;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    letter-spacing: -0.01em;
}

.announcement-text {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    display: block;
    font-weight: 400;
}

.announcement-arrow {
    color: white;
    font-size: var(--font-size-xl);
    font-weight: 400;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.1) 100%);
    backdrop-filter: blur(10px);
    flex-shrink: 0;
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

/* Arrow pulse effect */
.announcement-arrow::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    animation: arrow-pulse 2s ease-in-out infinite;
}

@keyframes arrow-pulse {
    0%, 100% { opacity: 0; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1.2); }
}

.announcement-link:hover .announcement-arrow {
    transform: translateX(6px) scale(1.05);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.2) 100%);
    box-shadow:
        0 6px 20px rgba(0, 0, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Hero Section */
#hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.highlight {
    color: var(--primary-blue);
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.hero-bio {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-quote {
    font-size: var(--font-size-2xl);
    font-style: italic;
    color: var(--primary-blue);
    font-weight: 600;
    margin: var(--spacing-md) auto;
    padding: var(--spacing-sm) 0;
    max-width: 600px;
    text-align: center;
    border: none;
    position: relative;
}

.hero-quote::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: -10px;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-blue), transparent);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

/* Announcement Section - Clean Design */
.announcement-section {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
    padding: 2rem 0;
}

.announcement-card {
    background: white;
    border-radius: 0.5rem;
    max-width: 800px;
    margin: 2rem auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

/* Header */
.announcement-header {
    text-align: center;
    padding: 1.5rem 0.75rem;
    background: white;
}

.offer-title {
    font-size: var(--font-size-3xl);
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.limited-offer-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: 0.25rem 0.625rem;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
    animation: pulse-badge 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse-badge {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
    }
    50% {
        box-shadow: 0 2px 12px rgba(239, 68, 68, 0.5), 0 0 0 4px rgba(239, 68, 68, 0.1);
    }
}

.offer-subtitle {
    font-size: var(--font-size-md);
    color: var(--text-secondary);
    font-weight: 600;
    margin: 0;
}

/* Focus Items */
.offer-details {
    padding: 0.75rem 0.75rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.offer-focus {
    display: flex;
    flex-direction: column;
    gap: 0.4375rem;
    margin-bottom: 0.4375rem;

}

.focus-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4375rem;
}

.focus-icon {
    font-size: var(--font-size-2xl);
    flex-shrink: 0;
}

.focus-text {
    font-size: var(--font-size-md);
    color: var(--text-primary);
    font-weight: 600;
}

.offer-includes {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.offer-includes p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0;
    text-align: center;
}

.offer-includes strong {
    color: var(--text-primary);
    font-weight: 700;
}

/* CTA */
.offer-cta {
    text-align: center;
    background: white;
    padding: 1.5rem 0.75rem;
}

.btn-book {
    display: inline-block;
    padding: 0.4375rem 1.25rem;
    background: var(--primary-blue);
    color: white;
    font-size: var(--font-size-lg);
    font-weight: 700;
    border-radius: 0.25rem;
    text-decoration: none;
    transition: all 0.2s ease;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
}

.btn-book:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

.offer-cta .cta-note {
    margin-top: 0.625rem;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .article-announcement-banner {
        margin-top: 60px;
    }

    .announcement-content {
        grid-template-columns: 1fr;
        gap: 1.25rem;
        padding: 1.5rem 1.5rem;
        text-align: center;
    }

    .announcement-badge {
        justify-self: center;
        padding: 0.4rem 0.875rem;
        font-size: calc(var(--font-size-xs) * 0.9);
        letter-spacing: 0.1em;
    }

    .announcement-link {
        order: 2;
        gap: 0.625rem;
    }

    .announcement-link::before {
        left: 50%;
        transform: translateX(-50%);
    }

    .announcement-link:hover::before {
        width: 80%;
    }

    .announcement-link strong {
        font-size: var(--font-size-lg);
        font-weight: 700;
    }

    .announcement-text {
        font-size: var(--font-size-xs);
        line-height: 1.5;
    }

    .announcement-arrow {
        display: none;
    }

    .announcement-link:hover {
        transform: translateY(-1px);
    }

    .announcement-section {
        padding: 0.75rem 0;
    }

    .announcement-header {
        padding: 0.75rem 0.5rem 0.5rem;
    }

    .offer-title {
        font-size: var(--font-size-2xl);
    }

    .limited-offer-badge {
        font-size: 0.625rem;
        padding: 0.2rem 0.5rem;
    }

    .offer-subtitle {
        font-size: var(--font-size-sm);
    }

    .offer-details {
        padding: 0.5rem;
    }

    .offer-focus {
        gap: 0.375rem;
    }

    .focus-icon {
        font-size: var(--font-size-xl);
    }

    .focus-text {
        font-size: var(--font-size-sm);
    }

    .offer-includes {
        padding-top: 0.4375rem;
    }

    .offer-includes p {
        font-size: var(--font-size-xs);
    }

    .offer-cta {
        padding: 0.5rem 0.5rem 0.75rem;
    }

    .btn-book {
        font-size: var(--font-size-md);
        padding: 0.375rem 1rem;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.4375rem 1rem;
    border-radius: 0.25rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.btn-primary {
    color: white;
    background-color: var(--primary-blue);
}

.btn-primary:hover {
    transform: translateY(-2px);
    background-color: var(--primary-blue-dark);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

.btn-secondary {
    color: white;
    background-color: var(--primary-blue);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    background-color: var(--primary-blue-dark);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

/* Sections */
section {
    padding: var(--spacing-lg) 0;
}

section:nth-child(even) {
    background-color: var(--bg-secondary);
}

.section-title.negative {
    color: white;
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--primary-blue);
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
}

/* About Section */
.about-content {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-photo {
    position: sticky;
    top: 100px;
}

.profile-photo {
    width: 100%;
    height: auto;
    border-radius: 1rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 3px solid var(--primary-blue);
}

.about-text p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.skill-card {
    background-color: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-blue);
}

.skill-card h3 {
    font-size: var(--font-size-xl);
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.skill-card ul {
    list-style: none;
}

.skill-card li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.skill-card li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
}

/* Projects Section */
#projects {
    padding: 3rem 0;
}

#projects .section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    margin: -0.5rem auto 2.5rem;
    max-width: 600px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

/* Project Status Badges */
.project-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-status.status-proposed {
    background-color: #dbeafe;
    color: #1e40af;
}

.project-status.status-active {
    background-color: #d1fae5;
    color: #065f46;
}

.project-status.status-completed {
    background-color: #e0e7ff;
    color: #4338ca;
}

.project-status.status-beta {
    background-color: #fef3c7;
    color: #92400e;
}

.project-status.status-dev {
    background-color: #f3e8ff;
    color: #6b21a8;
}

/* ============================================
   PROJECT DETAIL PAGE STYLES
   ============================================ */

/* Project Hero Section */
.project-hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    padding: 4rem 0 3rem;
    position: relative;
    overflow: hidden;
}

.project-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.1), transparent 50%);
    pointer-events: none;
}

.project-hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

/* Project Audio Player */
.project-audio-player {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-bottom: 2rem;
    cursor: pointer;
}

.project-progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    transform: rotate(-90deg);
}

.project-progress-bg {
    fill: none;
    stroke: rgba(37, 99, 235, 0.1);
    stroke-width: 3;
}

.project-progress-circle {
    fill: none;
    stroke: url(#project-audio-gradient);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-dasharray: 176;
    stroke-dashoffset: 176;
    transition: stroke-dashoffset 0.3s ease;
}

.project-play-button {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border: none;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.project-play-button:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.project-waveform {
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 3px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-audio-player.playing .project-waveform {
    opacity: 1;
}

.project-waveform .wave-bar {
    width: 3px;
    height: 12px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.project-waveform .wave-bar:nth-child(2) {
    animation-delay: 0.1s;
}

.project-waveform .wave-bar:nth-child(3) {
    animation-delay: 0.2s;
}

.project-waveform .wave-bar:nth-child(4) {
    animation-delay: 0.3s;
}

@keyframes wave {
    0%, 100% { height: 12px; }
    50% { height: 20px; }
}

/* Project Title & Meta */
.project-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.project-tagline {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.project-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.project-budget {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}


/* Project Sections */
.project-section {
    padding: 4rem 0;
}

.project-section:nth-child(even) {
    background-color: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Problem-Solution Grid */
.problem-solution-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
    align-items: stretch;
}

.problem-card,
.solution-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 1rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.problem-card {
    border-left: 4px solid #ef4444;
}

.solution-card {
    border-left: 4px solid #10b981;
}

.problem-card:hover,
.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.problem-card h3,
.solution-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.problem-card p,
.solution-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.problem-list,
.solution-list {
    list-style: none;
    padding: 0;
    margin: 0;
    flex-grow: 1;
}

.problem-list li,
.solution-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
}

.problem-list li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: #ef4444;
    font-weight: bold;
}

.solution-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-blue);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.feature-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, #e0e7ff, #dbeafe);
    color: var(--primary-blue);
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
}


/* Architecture Layers */
.architecture-layers {
    max-width: 800px;
    margin: 0 auto;
}

.arch-layer {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.arch-layer:hover {
    transform: translateX(10px);
    border-color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.layer-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.layer-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.layer-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Roadmap Timeline */
.roadmap-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.roadmap-phase {
    position: relative;
    padding-top: 4rem;
}

.phase-marker {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.phase-content {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.phase-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-blue);
}

.phase-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.phase-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Impact Grid */
.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.impact-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.impact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-blue);
}

.impact-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.impact-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.impact-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* CTA Section */
.project-cta {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

/* Hero section button overrides */
.hero-buttons .btn-primary {
    background-color: var(--primary-blue);
    color: #ffffff;
    border: 2px solid var(--primary-blue);
}

.hero-buttons .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    background-color: var(--primary-blue-dark);
    color: #ffffff;
}

.hero-buttons .btn-secondary {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.hero-buttons .btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}


/* ============================================
   NEW PROJECT PAGE REDESIGN STYLES
   ============================================ */

/* Container Variations */
.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Section Labels */
.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.section-intro {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 1rem auto 0;
    line-height: 1.7;
}

/* New Hero Section */
.project-hero-new {
    position: relative;
    padding: 6rem 0 5rem;
    overflow: hidden;
    background: #ffffff;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 50%, #dbeafe 100%);
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.05) 0%, transparent 50%),
                      radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
}

.project-hero-content-new {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-top {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.hero-status {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-status.status-proposed {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: #1e40af;
}

.hero-status.status-active {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #065f46;
}

/* Hero Audio Player */
.hero-audio-player {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
}

.hero-progress-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-90deg);
}

.hero-progress-bg {
    fill: none;
    stroke: rgba(37, 99, 235, 0.15);
    stroke-width: 2.5;
}

.hero-progress-circle {
    fill: none;
    stroke: url(#hero-audio-gradient);
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-dasharray: 132;
    stroke-dashoffset: 132;
    transition: stroke-dashoffset 0.3s ease;
}

.hero-play-button {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border: none;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.hero-play-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.hero-waveform {
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 2px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.hero-audio-player.playing .hero-waveform {
    opacity: 1;
}

.hero-waveform .wave-bar {
    width: 2.5px;
    height: 10px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

.hero-waveform .wave-bar:nth-child(2) {
    animation-delay: 0.1s;
}

.hero-waveform .wave-bar:nth-child(3) {
    animation-delay: 0.2s;
}

/* Hero Title & Tagline */
.project-title-new {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.project-tagline-new {
    font-size: 1.75rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.4;
    font-weight: 500;
}

/* Hero Meta */
.hero-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.hero-meta-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.meta-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.meta-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
}

/* Hero Tags */
.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.hero-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-blue);
    transition: all 0.3s ease;
}

.hero-tag:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* Redesigned Hero Section with Centered Video Placeholder */
.project-hero-redesigned {
    position: relative;
    padding: 0 0 4rem;
    overflow: hidden;
    background: #ffffff;
}

.hero-layout {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* ============================================
   PROJECT VIDEO PLACEHOLDER - CLEAN IMPLEMENTATION
   ============================================ */

/* Video Section Container */
.hero-video-section {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

/* Audio control inside video content, vertically aligned */
.hero-video-audio {
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
}

.hero-video-audio-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-align: center;
}


/* Video Container - Main wrapper */
.project-video-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-video-container:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.2);
}

/* Background Gradient */
.project-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    opacity: 0.95;
    z-index: 1;
}

/* Video Content (Icon and Label) */
.project-video-content {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    z-index: 2;
    pointer-events: none;
}

.project-video-icon {
    font-size: 5rem;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.project-video-label {
    color: white;
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
    padding: 0 2rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Audio Player - Centered on top of video */
.project-audio-player {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin-left: 0;
    z-index: 100;
}

/* Hero Info Section - Centered */
.hero-info-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
    max-width: 900px;
    width: 100%;
}

.project-title-redesigned {
    font-size: 3rem;
    font-weight: 900;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

/* Project title row with inline audio button */
.project-title-row {
    display: inline-flex;
    align-items: baseline;
    gap: 0.5rem;
}

.project-title-row .article-list-audio-player {
    margin-left: 0;
}


/* Special styling for project title audio button */
.project-title-audio-player {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.project-title-audio-player .list-progress-ring {
    width: 36px;
    height: 36px;
}

.project-title-audio-player .list-play-button {
    width: 24px;
    height: 24px;
    background: #ffffff;
    color: #2563eb;
    box-shadow:
        0 0 0 2px rgba(37, 99, 235, 0.16),
        0 4px 10px rgba(15, 23, 42, 0.18);
}

.project-title-audio-player .list-play-button:hover {
    transform: translate(-50%, -50%) scale(1.06);
}


.project-tagline-redesigned {
    font-size: 1.5rem;
    color: #2563eb;
    margin: 0;
    line-height: 1.4;
    font-weight: 600;
}

.project-description-redesigned {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.7;
}



.hero-tags-redesigned {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.5rem;
    justify-content: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .project-title-redesigned {
        font-size: 2.5rem;
    }

    .project-tagline-redesigned {
        font-size: 1.25rem;
    }
}

@media (max-width: 768px) {
    .project-hero-redesigned {
        padding: 3rem 0;
    }

    .hero-layout {
        gap: 2rem;
    }

    .project-title-redesigned {
        font-size: 2rem;
    }

    .project-tagline-redesigned {
        font-size: 1.125rem;
    }

    .project-description-redesigned {
        font-size: 1rem;
    }

    .video-play-button {
        width: 80px;
        height: 80px;
    }

    .video-play-button .play-icon,
    .video-play-button .pause-icon {
        width: 24px;
        height: 24px;
    }

    .video-progress-ring {
        width: 80px;
        height: 80px;
    }

    .video-progress-bg,
    .video-progress-circle {
        r: 36;
    }

    .thumbnail-icon {
        font-size: 3rem;
    }

    .thumbnail-label {
        font-size: 1rem;
    }
}

/* Executive Summary Section */
.project-exec-summary {
    padding: 4rem 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
    color: white;
}

.exec-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.exec-stat {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.exec-stat:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.stat-icon {
    font-size: 3rem;
    line-height: 1;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
    font-weight: 500;
}

/* Problem/Solution Section - Clean Two-Column Design */
.problem-solution-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 50%, #f8fafc 100%);
}

.ps-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

/* Column Styling */
.ps-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Header */
.ps-header {
    text-align: center;
}

.ps-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.ps-badge-problem {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #dc2626;
    border: 2px solid #fca5a5;
}

.ps-badge-solution {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #059669;
    border: 2px solid #6ee7b7;
}

.ps-title {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

.ps-problem .ps-title {
    color: #dc2626;
}

.ps-solution .ps-title {
    background: linear-gradient(135deg, #059669, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ps-intro {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Cards Container */
.ps-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Card Styling */
.ps-card {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background: white;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
    position: relative;
}

.ps-problem .ps-card {
    border: 2px solid #fecaca;
}

.ps-solution .ps-card {
    border: 2px solid #a7f3d0;
}

/* Hover Effects */
.ps-problem .ps-card:hover {
    border-color: #ef4444;
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(239, 68, 68, 0.15);
}

.ps-solution .ps-card:hover {
    border-color: #10b981;
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.15);
}

/* Icon */
.ps-icon {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.ps-problem .ps-icon {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
}

.ps-solution .ps-icon {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
}

/* Content */
.ps-content {
    flex: 1;
}

.ps-content h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.5rem 0;
}

.ps-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Responsive */
@media (max-width: 1024px) {
    .ps-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .ps-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    .problem-solution-section {
        padding: 3rem 0;
    }

    .ps-title {
        font-size: 1.25rem;
    }

    .ps-intro {
        font-size: 0.875rem;
    }

    .ps-card {
        padding: 1rem;
    }

    .ps-icon {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1.25rem;
    }
}

/* Dual Headers */
.dual-headers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.problem-header,
.solution-header {
    text-align: center;
}

.side-label {
    display: inline-block;
    padding: 0.3rem 0.875rem;
    border-radius: 2rem;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.problem-label {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #dc2626;
    border: 2px solid #fca5a5;
}

.solution-label {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #059669;
    border: 2px solid #6ee7b7;
}

.side-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.375rem;
    line-height: 1.2;
}

.problem-header .side-title {
    color: #dc2626;
}

.solution-header .side-title {
    background: linear-gradient(135deg, #059669, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.side-intro {
    font-size: 0.875rem;
    line-height: 1.4;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto;
}

/* Comparison Grid */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
}

.comparison-column {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.comparison-item {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem 1.25rem;
    background: white;
    border-radius: 0.625rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    min-height: 60px;
}

.problem-column .comparison-item {
    border-left: 3px solid #ef4444;
}

.problem-column .comparison-item:hover {
    transform: translateX(-3px);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.15);
    border-color: #ef4444;
}

.solution-column .comparison-item {
    border-right: 3px solid #10b981;
}

.solution-column .comparison-item:hover {
    transform: translateX(3px);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.15);
    border-color: #10b981;
}

.comparison-icon {
    font-size: 1.375rem;
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
}

.problem-icon {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
}

.solution-icon {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
}

.comparison-number {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.8125rem;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
}

.comparison-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.comparison-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.comparison-desc {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Comparison Divider */
.comparison-divider {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    height: 100%;
}

.comparison-divider .divider-line {
    width: 2px;
    flex-grow: 1;
    background: linear-gradient(180deg,
        rgba(239, 68, 68, 0.3) 0%,
        rgba(147, 51, 234, 0.5) 50%,
        rgba(34, 197, 94, 0.3) 100%);
}

.comparison-divider .divider-icon {
    font-size: 2rem;
    font-weight: 700;
    color: #9333ea;
    flex-shrink: 0;
    animation: pulse 2s ease-in-out infinite;
}

/* ============================================
   ARCHITECTURE STACK - ENHANCED MODERN DESIGN
   ============================================ */

.architecture-stack-section {
    padding: 3rem 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 40%, #2563eb 70%, #3b82f6 100%);
    position: relative;
    overflow: hidden;
}

.architecture-stack-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(147, 51, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.stack-header {
    text-align: center;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.stack-header .section-label {
    display: inline-block;
    padding: 0.25rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-radius: 2rem;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.5rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.stack-header h2 {
    font-size: 1.875rem;
    font-weight: 900;
    color: white;
    margin-bottom: 0.5rem;
    line-height: 1.1;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.stack-header .section-intro {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.4;
}

/* Architecture Stack Container */
.architecture-stack {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Individual Stack Layer - Side by Side Layout */
.stack-layer {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 1rem;
    align-items: stretch;
    margin-bottom: 0.875rem;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.stack-layer:hover {
    transform: translateX(8px);
}

.stack-layer:last-child {
    margin-bottom: 0;
}

/* Layer Left Side - Number and Badge */
.layer-left-side {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    position: relative;
}

.layer-number-large {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1.75rem;
    color: white;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
    position: relative;
    z-index: 2;
    transition: all 0.4s ease;
}

.stack-layer:hover .layer-number-large {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.layer-badge {
    font-size: 0.5625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.1);
    padding: 0.1875rem 0.5rem;
    border-radius: 0.625rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

/* Layer Right Side - Content */
.layer-right-side {
    background: rgba(255, 255, 255, 0.98);
    border-radius: 0.875rem;
    padding: 1rem 1.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    border: 2px solid rgba(255, 255, 255, 0.5);
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
}

.stack-layer:hover .layer-right-side {
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.35);
    background: rgba(255, 255, 255, 1);
    transform: translateY(-3px);
}

/* Layer Header Row */
.layer-header-row {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    margin-bottom: 0.5rem;
}

.layer-icon-large {
    font-size: 1.5rem;
    line-height: 1;
    flex-shrink: 0;
}

/* Layer Title */
.layer-title {
    font-size: 1.0625rem;
    font-weight: 800;
    margin: 0;
    line-height: 1.2;
    white-space: nowrap;
    color: #1e293b;
}

/* Layer Description */
.layer-desc {
    font-size: 0.8125rem;
    color: #475569;
    line-height: 1.4;
    margin-bottom: 0.625rem;
}

/* Layer Features */
.layer-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
}

.feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.3125rem;
    padding: 0.3125rem 0.625rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(59, 130, 246, 0.12));
    border: 1.5px solid rgba(37, 99, 235, 0.25);
    border-radius: 0.4375rem;
    font-size: 0.6875rem;
    font-weight: 600;
    color: #1e40af;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}

.feature-tag .tag-icon {
    font-size: 0.8125rem;
    line-height: 1;
}

.feature-tag:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    border-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

/* Layer Connector - Enhanced with Line and Label */
.layer-connector {
    position: absolute;
    left: 40px;
    top: -1.125rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1875rem;
    z-index: 1;
}

.connector-line {
    width: 2px;
    height: 18px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0.3));
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.connector-arrow {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 700;
    animation: float-arrow 2.5s ease-in-out infinite;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
    line-height: 1;
}

.connector-label {
    font-size: 0.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.7);
    background: rgba(255, 255, 255, 0.1);
    padding: 0.125rem 0.375rem;
    border-radius: 0.3125rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

@keyframes float-arrow {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-3px);
    }
}

/* Layer-specific colors - Enhanced Gradients */
.layer-4 .layer-number-large {
    background: linear-gradient(135deg, #9333ea 0%, #a855f7 50%, #c084fc 100%);
    box-shadow: 0 8px 32px rgba(147, 51, 234, 0.5);
}

.layer-4 .layer-right-side {
    border-left: 5px solid #9333ea;
    box-shadow: 0 10px 40px rgba(147, 51, 234, 0.15);
}

.layer-4:hover .layer-right-side {
    box-shadow: 0 16px 64px rgba(147, 51, 234, 0.25);
}

.layer-3 .layer-number-large {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #60a5fa 100%);
    box-shadow: 0 8px 32px rgba(37, 99, 235, 0.5);
}

.layer-3 .layer-right-side {
    border-left: 5px solid #2563eb;
    box-shadow: 0 10px 40px rgba(37, 99, 235, 0.15);
}

.layer-3:hover .layer-right-side {
    box-shadow: 0 16px 64px rgba(37, 99, 235, 0.25);
}

.layer-2 .layer-number-large {
    background: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);
    box-shadow: 0 8px 32px rgba(5, 150, 105, 0.5);
}

.layer-2 .layer-right-side {
    border-left: 5px solid #059669;
    box-shadow: 0 10px 40px rgba(5, 150, 105, 0.15);
}

.layer-2:hover .layer-right-side {
    box-shadow: 0 16px 64px rgba(5, 150, 105, 0.25);
}

.layer-1 .layer-number-large {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 50%, #f87171 100%);
    box-shadow: 0 8px 32px rgba(220, 38, 38, 0.5);
}

.layer-1 .layer-right-side {
    border-left: 5px solid #dc2626;
    box-shadow: 0 10px 40px rgba(220, 38, 38, 0.15);
}

.layer-1:hover .layer-right-side {
    box-shadow: 0 16px 64px rgba(220, 38, 38, 0.25);
}



/* New Features Section */
.project-features-new {
    padding: 5rem 0;
    background: var(--bg-primary);
}

.features-header {
    text-align: center;
    margin-bottom: 4rem;
}

.features-header h2 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

/* Layers Stack - Horizontal Rows - Dark Theme */
.project-features-new {
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    position: relative;
    overflow: hidden;
    padding: 4rem 0;
}

.project-features-new::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(96, 165, 250, 0.1), transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(167, 139, 250, 0.1), transparent 50%);
    pointer-events: none;
}

.project-features-new .container {
    position: relative;
    z-index: 1;
}

.project-features-new .features-header {
    text-align: center;
    margin-bottom: 3rem;
}

.project-features-new .section-label {
    color: #93c5fd;
}

.project-features-new .features-header h2 {
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2.5rem;
}

.layers-stack {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.layer-row {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 2rem;
    padding: 1.25rem 1.75rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    align-items: center;
    position: relative;
}

.layer-row::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 1rem;
    padding: 1px;
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.3), rgba(167, 139, 250, 0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.layer-row:hover::before {
    opacity: 1;
}

.layer-row:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(8px) scale(1.01);
    box-shadow: 0 0 40px rgba(96, 165, 250, 0.2);
}

/* Layer-specific colors */
.layer-row:nth-child(1) {
    border-color: rgba(96, 165, 250, 0.3);
}

.layer-row:nth-child(1):hover {
    box-shadow: 0 0 40px rgba(96, 165, 250, 0.3);
}

.layer-row:nth-child(2) {
    border-color: rgba(52, 211, 153, 0.3);
}

.layer-row:nth-child(2):hover {
    box-shadow: 0 0 40px rgba(52, 211, 153, 0.3);
}

.layer-row:nth-child(3) {
    border-color: rgba(245, 158, 11, 0.3);
}

.layer-row:nth-child(3):hover {
    box-shadow: 0 0 40px rgba(245, 158, 11, 0.3);
}

.layer-row:nth-child(4) {
    border-color: rgba(167, 139, 250, 0.5);
    background: rgba(167, 139, 250, 0.08);
}

.layer-row:nth-child(4):hover {
    box-shadow: 0 0 40px rgba(167, 139, 250, 0.4);
}

.layer-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.layer-number-badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: rgba(96, 165, 250, 0.2);
    color: #60a5fa;
    border: 1px solid rgba(96, 165, 250, 0.3);
    border-radius: 0.375rem;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    flex-shrink: 0;
}

.layer-row:nth-child(1) .layer-number-badge {
    background: rgba(96, 165, 250, 0.2);
    color: #60a5fa;
    border-color: rgba(96, 165, 250, 0.3);
}

.layer-row:nth-child(2) .layer-number-badge {
    background: rgba(52, 211, 153, 0.2);
    color: #34d399;
    border-color: rgba(52, 211, 153, 0.3);
}

.layer-row:nth-child(3) .layer-number-badge {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    border-color: rgba(245, 158, 11, 0.3);
}

.layer-row:nth-child(4) .layer-number-badge {
    background: rgba(167, 139, 250, 0.2);
    color: #a78bfa;
    border-color: rgba(167, 139, 250, 0.3);
}

.layer-icon-row {
    font-size: 2rem;
    line-height: 1;
    flex-shrink: 0;
    filter: drop-shadow(0 0 8px rgba(96, 165, 250, 0.5));
}

.layer-left h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: white;
    margin: 0;
    line-height: 1.3;
}

.layer-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.layer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
    margin: 0;
    font-size: 0.875rem;
    flex: 1;
    min-width: 0;
}

.layer-tech-inline {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.layer-row:nth-child(1) .tech-tag {
    background: rgba(96, 165, 250, 0.15);
    color: #93c5fd;
    border: 1px solid rgba(96, 165, 250, 0.3);
}

.layer-row:nth-child(2) .tech-tag {
    background: rgba(52, 211, 153, 0.15);
    color: #6ee7b7;
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.layer-row:nth-child(3) .tech-tag {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.layer-row:nth-child(4) .tech-tag {
    background: rgba(167, 139, 250, 0.15);
    color: #c4b5fd;
    border: 1px solid rgba(167, 139, 250, 0.3);
}

.tech-tag {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    border-radius: 0.25rem;
    font-size: 0.6875rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tech-tag:hover {
    transform: translateY(-2px);
    filter: brightness(1.2);
}

/* New Architecture Section */
.project-architecture-new {
    padding: 5rem 0;
    background: var(--bg-secondary);
}

.arch-header {
    text-align: center;
    margin-bottom: 4rem;
}

.arch-header h2 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

/* Dark Architecture Section - Futuristic Design */
.project-architecture-dark {
    position: relative;
    overflow: hidden;
}

.arch-dark-bg {
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    padding: 6rem 0;
    position: relative;
}

.arch-dark-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.arch-dark-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
    z-index: 1;
}

.arch-dark-label {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(139, 92, 246, 0.2);
    border: 1px solid rgba(139, 92, 246, 0.4);
    border-radius: 2rem;
    color: #c4b5fd;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.arch-dark-title {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffffff 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.arch-dark-intro {
    font-size: 1.25rem;
    color: #cbd5e1;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.arch-layers-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.arch-layer-card {
    position: relative;
    background: rgba(30, 27, 75, 0.6);
    border-radius: 1.5rem;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.arch-layer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.arch-layer-card:hover::before {
    opacity: 1;
}

.arch-layer-card:hover {
    transform: translateY(-12px) scale(1.02);
    border-color: rgba(255, 255, 255, 0.3);
}

.layer-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--layer-glow-color) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.arch-layer-card:hover .layer-glow {
    opacity: 0.15;
}

/* Layer-specific colors */
.layer-presentation {
    --layer-glow-color: #60a5fa;
    --layer-accent: #60a5fa;
}

.layer-integration {
    --layer-glow-color: #34d399;
    --layer-accent: #34d399;
}

.layer-ai {
    --layer-glow-color: #f59e0b;
    --layer-accent: #f59e0b;
}

.layer-blockchain {
    --layer-glow-color: #a78bfa;
    --layer-accent: #a78bfa;
    border: 2px solid rgba(167, 139, 250, 0.3);
}

.layer-blockchain:hover {
    border-color: rgba(167, 139, 250, 0.6);
    box-shadow: 0 20px 60px rgba(167, 139, 250, 0.3);
}

.layer-content {
    position: relative;
    z-index: 2;
}

.layer-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.layer-icon-large {
    font-size: 3.5rem;
    line-height: 1;
    filter: drop-shadow(0 0 20px var(--layer-accent));
}

.layer-meta {
    flex: 1;
}

.layer-number {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: linear-gradient(135deg, var(--layer-accent), rgba(255, 255, 255, 0.1));
    color: white;
    border-radius: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.layer-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin: 0;
    line-height: 1.3;
}

.layer-description {
    color: #cbd5e1;
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 0.9375rem;
}

.layer-features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.layer-feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.layer-feature-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--layer-accent);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 1.25rem;
    line-height: 1;
    flex-shrink: 0;
}

.layer-feature-item span:last-child {
    color: #e2e8f0;
    font-size: 0.875rem;
    font-weight: 500;
}

.layer-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-badge {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.8125rem;
    font-weight: 600;
    border: 1px solid;
    transition: all 0.3s ease;
}

.tech-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Technology-specific colors */
.tech-react {
    background: rgba(97, 218, 251, 0.1);
    color: #61dafb;
    border-color: rgba(97, 218, 251, 0.3);
}

.tech-typescript {
    background: rgba(49, 120, 198, 0.1);
    color: #3178c6;
    border-color: rgba(49, 120, 198, 0.3);
}

.tech-material {
    background: rgba(33, 150, 243, 0.1);
    color: #2196f3;
    border-color: rgba(33, 150, 243, 0.3);
}

.tech-rest {
    background: rgba(52, 211, 153, 0.1);
    color: #34d399;
    border-color: rgba(52, 211, 153, 0.3);
}

.tech-graphql {
    background: rgba(229, 53, 171, 0.1);
    color: #e535ab;
    border-color: rgba(229, 53, 171, 0.3);
}

.tech-websocket {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border-color: rgba(16, 185, 129, 0.3);
}

.tech-python {
    background: rgba(255, 212, 59, 0.1);
    color: #ffd43b;
    border-color: rgba(255, 212, 59, 0.3);
}

.tech-kotlin {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    border-color: rgba(245, 158, 11, 0.3);
}

.tech-tensorflow {
    background: rgba(251, 146, 60, 0.1);
    color: #fb923c;
    border-color: rgba(251, 146, 60, 0.3);
}

.tech-plutus {
    background: rgba(167, 139, 250, 0.1);
    color: #a78bfa;
    border-color: rgba(167, 139, 250, 0.3);
}

.tech-cardano {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
    border-color: rgba(139, 92, 246, 0.3);
}

.tech-haskell {
    background: rgba(196, 181, 253, 0.1);
    color: #c4b5fd;
    border-color: rgba(196, 181, 253, 0.3);
}

/* Animated connectors between layers */
.layer-connector {
    position: absolute;
    bottom: -2rem;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 2rem;
    display: none; /* Hidden by default, shown in vertical layout */
}

.connector-line {
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, var(--layer-accent), transparent);
    opacity: 0.5;
}

.connector-pulse {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background: var(--layer-accent);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--layer-accent);
    animation: pulse-down 2s ease-in-out infinite;
}

@keyframes pulse-down {
    0%, 100% {
        top: 0;
        opacity: 1;
    }
    50% {
        top: 50%;
        opacity: 0.5;
    }
}

/* Timeline/Roadmap Section - Complete Redesign */
.project-roadmap-new {
    padding: 2.5rem 0;
    max-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    overflow: hidden;
    position: relative;
}

/* Subtle background pattern */
.project-roadmap-new::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    opacity: 0.5;
}

.roadmap-header {
    text-align: center;
    margin-bottom: 2rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.roadmap-header .section-label {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary-blue);
    background: linear-gradient(135deg, #dbeafe, #eff6ff);
    padding: 0.375rem 1.25rem;
    border-radius: 2rem;
    margin-bottom: 0.625rem;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.roadmap-header h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.625rem;
    letter-spacing: -0.02em;
}

.roadmap-header .section-intro {
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.roadmap-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    width: 100%;
    margin: 0 auto;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    align-items: stretch;
}

/* Quarter Cards - Enhanced Design */
.roadmap-quarter {
    padding: 1.25rem;
    background: white;
    border-radius: 1.25rem;
    border: 2px solid #e5e7eb;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 0;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* Subtle gradient overlay on hover */
.roadmap-quarter::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #3b82f6, #60a5fa);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.roadmap-quarter:hover::before {
    opacity: 1;
}

.roadmap-quarter:hover {
    border-color: #2563eb;
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.12), 0 8px 16px rgba(37, 99, 235, 0.08);
}

/* Quarter Header - Horizontal Layout */
.quarter-header {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #f3f4f6;
    text-align: left;
    position: relative;
}

/* Quarter Badge - Larger, More Prominent */
.quarter-badge {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 50%, #3b82f6 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    font-weight: 800;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35), 0 2px 6px rgba(37, 99, 235, 0.2);
    position: relative;
}

/* Subtle pulse animation on badge */
.quarter-badge::after {
    content: "";
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    border: 2px solid rgba(37, 99, 235, 0.3);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.roadmap-quarter:hover .quarter-badge::after {
    opacity: 1;
}

/* Quarter Title */
.quarter-header h3 {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.01em;
    flex: 1;
}

/* Quarter Duration */
.quarter-duration {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
    background: #f3f4f6;
    padding: 0.25rem 0.625rem;
    border-radius: 1rem;
    white-space: nowrap;
}

/* Deliverables Section */
.quarter-deliverables {
    flex: 1;
    margin-bottom: 0.875rem;
}

.quarter-deliverables h4 {
    font-size: 0.75rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.quarter-deliverables ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.quarter-deliverables li {
    padding: 0.4375rem 0.625rem;
    padding-left: 1.75rem;
    position: relative;
    color: #4b5563;
    font-size: 0.75rem;
    line-height: 1.4;
    background: #f9fafb;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.quarter-deliverables li:hover {
    background: #f3f4f6;
    transform: translateX(4px);
}

/* Custom checkmark icon */
.quarter-deliverables li::before {
    content: "✓";
    position: absolute;
    left: 0.625rem;
    top: 50%;
    transform: translateY(-50%);
    color: #2563eb;
    font-weight: 700;
    font-size: 0.75rem;
    width: 16px;
    height: 16px;
    background: #dbeafe;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* Milestone Section - Enhanced Design */
.quarter-milestone {
    padding: 0.75rem 0.875rem;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-left: 4px solid #2563eb;
    border-radius: 0.625rem;
    font-size: 0.75rem;
    color: #1e40af;
    line-height: 1.4;
    font-weight: 600;
    position: relative;
    box-shadow: 0 1px 3px rgba(37, 99, 235, 0.1);
}

.quarter-milestone strong {
    color: #1d4ed8;
    font-weight: 700;
}

/* Responsive Design - Tablet and Mobile */
@media (max-width: 1200px) {
    .roadmap-grid {
        gap: 1.25rem;
    }

    .roadmap-quarter {
        padding: 1.25rem;
    }
}

@media (max-width: 1024px) {
    .project-roadmap-new {
        min-height: auto;
        max-height: none;
        padding: 4rem 0;
    }

    .roadmap-header {
        margin-bottom: 2rem;
    }

    .roadmap-header h2 {
        font-size: 2rem;
    }

    .roadmap-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .quarter-badge {
        width: 52px;
        height: 52px;
        font-size: 1.125rem;
    }
}

@media (max-width: 768px) {
    .project-roadmap-new {
        padding: 3rem 0;
    }

    .roadmap-header h2 {
        font-size: 1.75rem;
    }

    .roadmap-header .section-intro {
        font-size: 0.9375rem;
    }

    .roadmap-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .roadmap-quarter {
        padding: 1.5rem;
    }

    .quarter-badge {
        width: 48px;
        height: 48px;
        font-size: 1.125rem;
    }
}

.quarter-milestone strong {
    color: var(--primary-blue);
    font-weight: 700;
}

/* Impact Section - Redesigned with Vertical Gradient */
.project-impact-redesigned {
    padding: 4rem 0;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 50%, #eff6ff 100%);
    position: relative;
    overflow: hidden;
}

/* Subtle radial glow effects */
.project-impact-redesigned::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(147, 51, 234, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.impact-header-redesigned {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.section-label-impact {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: linear-gradient(135deg, #dbeafe, #eff6ff);
    color: #2563eb;
    border-radius: 2rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    border: 2px solid rgba(37, 99, 235, 0.2);
}

.impact-header-redesigned h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.impact-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.impact-grid-redesigned {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.impact-card {
    padding: 2rem;
    background: white;
    border-radius: 1.25rem;
    border: 2px solid #e5e7eb;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* Gradient accent on top */
.impact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #3b82f6, #60a5fa);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.impact-card:hover::before {
    opacity: 1;
}

.impact-card:hover {
    border-color: #2563eb;
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.12), 0 8px 16px rgba(37, 99, 235, 0.08);
}

.impact-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid #f3f4f6;
}

.impact-icon-circle {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, #dbeafe, #eff6ff);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.impact-card:hover .impact-icon-circle {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
}

.impact-card-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.01em;
}

.impact-benefits-list {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.benefit-item-redesigned {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.625rem 0.875rem;
    background: #f9fafb;
    border-radius: 0.625rem;
    transition: all 0.2s ease;
}

.benefit-item-redesigned:hover {
    background: #f3f4f6;
    transform: translateX(4px);
}

.benefit-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: #2563eb;
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.benefit-item-redesigned span:last-child {
    color: #4b5563;
    line-height: 1.6;
    font-size: 0.9375rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .impact-grid-redesigned {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .impact-header-redesigned h2 {
        font-size: 2rem;
    }

    .impact-subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .project-impact-redesigned {
        padding: 3rem 0;
    }

    .impact-header-redesigned h2 {
        font-size: 1.75rem;
    }

    .impact-card {
        padding: 1.5rem;
    }

    .impact-icon-circle {
        width: 3rem;
        height: 3rem;
        font-size: 1.5rem;
    }

    .impact-card-header h3 {
        font-size: 1.25rem;
    }
}

/* New CTA Section */
.project-cta-new {
    padding: 5rem 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.project-cta-new::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta-box {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-content-new h2 {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.cta-description {
    font-size: 1.25rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    line-height: 1.6;
}

.cta-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.cta-stat {
    text-align: center;
}

.cta-stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.cta-stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-cta-primary,
.btn-cta-secondary {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 0.75rem;
    font-size: 1.125rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-cta-primary {
    background: white;
    color: var(--primary-blue);
}

.btn-cta-primary:hover {
    background: var(--bg-tertiary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-cta-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-cta-secondary:hover {
    background: white;
    color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}


/* Responsive Styles for New Project Design */
@media (max-width: 1024px) {
    /* Dual Column Layout - Tablet */
    .dual-columns {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .dual-divider {
        flex-direction: row;
        padding: 0;
    }

    .divider-line {
        width: 150px;
        height: 2px;
        background: linear-gradient(90deg,
            rgba(239, 68, 68, 0.3) 0%,
            rgba(147, 51, 234, 0.5) 50%,
            rgba(34, 197, 94, 0.3) 100%);
    }

    .divider-icon {
        font-size: 2rem;
    }

    .side-title {
        font-size: 1.75rem;
    }

    .problem-solution-dual .issue-card,
    .problem-solution-dual .solution-card {
        padding: 1.25rem;
    }

    .problem-solution-dual .issue-icon-wrapper,
    .problem-solution-dual .solution-icon-wrapper {
        width: 3.5rem;
        height: 3.5rem;
    }

    .problem-solution-dual .issue-icon,
    .problem-solution-dual .solution-icon {
        font-size: 1.75rem;
    }

    .dual-headers {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .comparison-divider {
        flex-direction: row;
        height: auto;
    }

    .comparison-divider .divider-line {
        width: 100px;
        height: 2px;
    }

    .project-features-new .features-header h2 {
        font-size: 2rem;
    }

    .layer-row {
        grid-template-columns: 220px 1fr;
        gap: 1.5rem;
        padding: 1rem 1.5rem;
    }

    .arch-layers-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .arch-dark-title {
        font-size: 2.5rem;
    }

    .cta-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .project-title-new {
        font-size: 2.5rem;
    }

    .project-tagline-new {
        font-size: 1.25rem;
    }

    .hero-meta {
        flex-direction: column;
        gap: 1.5rem;
    }

    .exec-grid {
        grid-template-columns: 1fr;
    }

    .problem-header h2,
    .solution-header h2,
    .features-header h2,
    .arch-header h2,
    .roadmap-header h2,
    .impact-header h2 {
        font-size: 2rem;
    }

    .section-intro {
        font-size: 1.125rem;
    }

    .problem-solution-dual {
        padding: 2rem 0;
        min-height: auto;
    }

    /* Dual Column Layout - Mobile */
    .dual-columns {
        gap: 2rem;
    }

    .side-title {
        font-size: 1.5rem;
    }

    .side-intro {
        font-size: 0.9375rem;
    }

    .problem-solution-dual .issues-list,
    .problem-solution-dual .solutions-list {
        gap: 1rem;
    }

    .problem-solution-dual .issue-card,
    .problem-solution-dual .solution-card {
        padding: 1rem;
        gap: 1rem;
    }

    .problem-solution-dual .issue-icon-wrapper,
    .problem-solution-dual .solution-icon-wrapper {
        width: 3rem;
        height: 3rem;
    }

    .problem-solution-dual .issue-icon,
    .problem-solution-dual .solution-icon {
        font-size: 1.5rem;
    }

    .problem-solution-dual .issue-title,
    .problem-solution-dual .solution-title {
        font-size: 1rem;
    }

    .problem-solution-dual .issue-desc,
    .problem-solution-dual .solution-desc {
        font-size: 0.875rem;
    }

    .problem-solution-dual .solution-step-badge {
        width: 2rem;
        height: 2rem;
        font-size: 1rem;
    }

    .divider-line {
        width: 100px;
    }

    .divider-icon {
        font-size: 1.75rem;
    }

    .comparison-section-title {
        font-size: 1.75rem;
    }

    .dual-headers {
        gap: 1.5rem;
        margin-bottom: 1.25rem;
    }

    .comparison-grid {
        gap: 1.5rem;
    }

    .comparison-column {
        gap: 0.375rem;
    }

    .comparison-item {
        padding: 0.5rem 0.75rem;
        min-height: 45px;
        gap: 0.5rem;
    }

    .comparison-title {
        font-size: 0.75rem;
    }

    .comparison-desc {
        font-size: 0.625rem;
    }

    .comparison-icon {
        font-size: 1.125rem;
        width: 28px;
        height: 28px;
    }

    .comparison-number {
        width: 20px;
        height: 20px;
        font-size: 0.6875rem;
    }

    .comparison-divider .divider-line {
        width: 60px;
    }

    .comparison-divider .divider-icon {
        font-size: 1.5rem;
    }

    /* Architecture Stack - Mobile (Enhanced Design) */
    .architecture-stack-section {
        padding: 3rem 0;
    }

    .stack-header .section-label {
        font-size: 0.75rem;
        padding: 0.375rem 1rem;
    }

    .stack-header h2 {
        font-size: 2rem;
    }

    .stack-header .section-intro {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .architecture-stack {
        padding: 0 1rem;
    }

    .stack-layer {
        grid-template-columns: 1fr;
        gap: 1.25rem;
        margin-bottom: 3rem;
    }

    .stack-layer:hover {
        transform: none;
    }

    .layer-left-side {
        flex-direction: row;
        justify-content: flex-start;
        gap: 1rem;
    }

    .layer-number-large {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }

    .layer-badge {
        font-size: 0.6875rem;
        padding: 0.3rem 0.75rem;
    }

    .layer-right-side {
        padding: 1.75rem 1.5rem;
    }

    .layer-header-row {
        gap: 1rem;
    }

    .layer-icon-large {
        font-size: 2.25rem;
    }

    .layer-title {
        font-size: 1.25rem;
        white-space: normal;
    }

    .layer-desc {
        font-size: 0.9375rem;
        margin-bottom: 1.25rem;
    }

    .layer-features {
        gap: 0.5rem;
    }

    .feature-tag {
        font-size: 0.75rem;
        padding: 0.5rem 0.875rem;
        gap: 0.375rem;
    }

    .feature-tag .tag-icon {
        font-size: 0.875rem;
    }

    .layer-connector {
        display: none;
    }

    .solution-card {
        padding: 1.25rem;
        gap: 1rem;
    }

    .issue-icon-wrapper,
    .solution-icon-wrapper {
        width: 3rem;
        height: 3rem;
    }

    .issue-icon,
    .solution-icon {
        font-size: 1.5rem;
    }

    .solution-step-badge {
        width: 2rem;
        height: 2rem;
        font-size: 1rem;
    }

    .roadmap-grid,
    .impact-grid-new {
        grid-template-columns: 1fr;
    }

    .project-features-new {
        padding: 3rem 0;
    }

    .project-features-new .features-header {
        margin-bottom: 2rem;
    }

    .project-features-new .features-header h2 {
        font-size: 1.75rem;
    }

    .layer-row {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 1.25rem;
    }

    .layer-left {
        flex-wrap: wrap;
    }

    .layer-icon-row {
        font-size: 1.75rem;
    }

    .layer-left h3 {
        font-size: 1rem;
    }

    .layer-right {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .layer-description {
        font-size: 0.8125rem;
    }

    .arch-layers-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .arch-dark-title {
        font-size: 2rem;
    }

    .arch-dark-intro {
        font-size: 1rem;
    }

    .layer-connector {
        display: block;
    }

    .layer-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .layer-icon-large {
        font-size: 2.5rem;
    }

    .layer-title {
        font-size: 1.25rem;
    }

    .layer-features-grid {
        grid-template-columns: 1fr;
    }

    .cta-content-new h2 {
        font-size: 2rem;
    }

    .cta-description {
        font-size: 1.125rem;
    }

    .cta-actions {
        flex-direction: column;
    }

    .btn-cta-primary,
    .btn-cta-secondary {
        width: 100%;
    }
}

/* Responsive Styles for Project Pages */
@media (max-width: 768px) {
    .project-title {
        font-size: 2rem;
    }

    .project-tagline {
        font-size: 1.125rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .problem-solution-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .roadmap-timeline {
        grid-template-columns: 1fr;
    }

    .impact-grid {
        grid-template-columns: 1fr;
    }

    .arch-layer {
        flex-direction: column;
        text-align: center;
    }

    .cta-content h2 {
        font-size: 1.75rem;
    }

    .cta-content p {
        font-size: 1rem;
    }

    .cta-buttons {
        flex-direction: column;
    }
}

/* Documentation Section Styles */
.docs-section {
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    padding: 2.5rem 0;
}

.docs-header {
    text-align: center;
    margin-bottom: 2rem;
}

.docs-subtitle {
    max-width: 800px;
    margin: 0.5rem auto 0;
    color: #94a3b8;
    font-size: var(--font-size-lg);
    line-height: 1.6;
}

.docs-categories {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.doc-category-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(148, 163, 184, 0.1);
    border-radius: 0.5rem;
    padding: 2rem;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.doc-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.doc-category-card:hover::before {
    transform: scaleY(1);
}

.doc-category-card:hover {
    background: rgba(30, 41, 59, 0.8);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateX(8px);
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.1);
}

.doc-category-icon {
    font-size: var(--font-size-5xl);
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 1rem;
    transition: all 0.3s ease;
}

.doc-category-card:hover .doc-category-icon {
    background: rgba(59, 130, 246, 0.2);
    transform: scale(1.1);
}

.doc-category-content {
    flex: 1;
}

.doc-category-content h3 {
    color: #f1f5f9;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

.doc-category-card:hover .doc-category-content h3 {
    color: #3b82f6;
}

.doc-category-content p {
    color: white;
    font-size: var(--font-size-md);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.doc-category-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.doc-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    border-radius: 0.375rem;
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.doc-category-arrow {
    font-size: var(--font-size-4xl);
    color: #3b82f6;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.doc-category-card:hover .doc-category-arrow {
    transform: translateX(8px);
}

.docs-cta {
    text-align: center;
    margin-top: 3rem;
}

.btn-docs-browse {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    text-decoration: none;
    border-radius: 0.375rem;
    font-size: var(--font-size-lg);
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(59, 130, 246, 0.3);
}

.btn-docs-browse:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
}

.btn-icon {
    font-size: var(--font-size-2xl);
}

.btn-arrow {
    font-size: var(--font-size-2xl);
    transition: transform 0.3s ease;
}

.btn-docs-browse:hover .btn-arrow {
    transform: translateX(4px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .doc-category-card {
        flex-direction: column;
        text-align: center;
        padding: 0.75rem;
    }

    .doc-category-icon {
        width: 30px;
        height: 30px;
        font-size: var(--font-size-4xl);
    }

    .doc-category-content h3 {
        font-size: var(--font-size-xl);
    }

    .doc-category-arrow {
        display: none;
    }

    .btn-docs-browse {
        padding: 0.5rem 1rem;
        font-size: var(--font-size-md);
    }
}

/* Project Card Links */
.project-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.project-card {
    background-color: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-card-link:hover .project-card,
.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-blue);
}

.project-card h3 {
    font-size: var(--font-size-xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: auto;
    line-height: 1.7;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--bg-tertiary);
    color: var(--primary-blue);
    border-radius: 1rem;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* Contact Section */
.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-content p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.4375rem 0.75rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    transition: all 0.3s ease;
}

.contact-link:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.1);
}

.contact-link .icon {
    font-size: var(--font-size-xl);
}

/* Footer */
footer {
    text-align: center;
    padding: var(--spacing-md) 0;
    background-color: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

footer p {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-xl);
    }

    .section-title {
        font-size: var(--font-size-4xl);
    }

    .nav-links {
        gap: var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    .logo-avatar {
        width: 35px;
        height: 35px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .about-photo {
        position: static;
        max-width: 250px;
        margin: 0 auto;
    }

    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .contact-links {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr !important;
        gap: 3rem !important;
    }

    .footer-column {
        text-align: center;
    }

    .footer-heading {
        justify-content: center;
    }

    .footer-list {
        align-items: center;
    }

    .footer-link {
        justify-content: center;
    }

    .qr-column {
        order: -1;
    }

    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-wave {
        height: 60px;
    }
}

/* ============================================
   EXCEPTIONAL DARK FOOTER DESIGN
   ============================================ */

.dark-footer {
    position: relative;
    background: linear-gradient(180deg, #0a0e27 0%, #0f1419 50%, #050810 100%);
    color: #e5e7eb;
    margin-top: 0;
    overflow: hidden;
}

/* Decorative Wave */
.footer-wave {
    position: relative;
    width: 100%;
    height: 80px;
    color: #f8fafc;
    margin-bottom: -1px;
}

.footer-wave svg {
    width: 100%;
    height: 100%;
    display: block;
}

/* Main Footer Container */
.footer-main {
    padding: 2rem 0 1rem;
    position: relative;
}

/* Grid Layout */
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr 1.3fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

/* Brand Section */
.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 280px;
}

.brand-logo {
    margin-bottom: 1.25rem;
}

.logo-circle {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: white;
    letter-spacing: 1px;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
}

.logo-circle:hover {
    transform: translateY(-2px) rotate(5deg);
    box-shadow: 0 12px 32px rgba(37, 99, 235, 0.4);
}

.brand-name {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.25rem;
    letter-spacing: -0.5px;
}

.brand-tagline {
    font-size: var(--font-size-sm);
    color: #60a5fa;
    font-weight: 500;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.brand-description {
    color: #9ca3af;
    line-height: 1.7;
    font-size: var(--font-size-md);
    margin-bottom: 1.5rem;
}

.brand-divider {
    width: 30px;
    height: 1.5px;
    background: linear-gradient(90deg, #2563eb 50%, transparent 100%);
    margin: 0.75rem auto;
    border-radius: 1px;
}

.brand-quote {
    font-size: var(--font-size-sm);
    color: #6b7280;
    font-style: italic;
    padding: 0;
    border-left: none;
}

/* Footer Columns */
.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-heading {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.heading-icon {
    color: #2563eb;
    font-size: var(--font-size-md);
    font-weight: 700;
}

/* Footer Lists */
.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    color: #9ca3af;
    text-decoration: none;
    font-size: var(--font-size-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 0.25rem 0;
}

.link-bullet {
    color: #374151;
    font-size: var(--font-size-xl);
    transition: all 0.3s ease;
    line-height: 1;
}

.link-text {
    position: relative;
}

.footer-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1.5rem;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #2563eb 0%, #60a5fa 100%);
    transition: width 0.3s ease;
}

.footer-link:hover {
    color: #ffffff;
    transform: translateX(4px);
}

.footer-link:hover .link-bullet {
    color: #2563eb;
    transform: scale(1.2);
}

.footer-link:hover::after {
    width: calc(100% - 1.5rem);
}


/* Social Links */
.social-list {
    gap: 0.875rem;
}

.social-link {
    padding: 0.25rem 0;
}

.social-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 8px;
    font-size: var(--font-size-md);
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.social-link:hover .social-icon {
    background: rgba(37, 99, 235, 0.2);
    transform: translateY(-2px) rotate(5deg);
}

.github-icon { background: rgba(139, 92, 246, 0.1); }
.linkedin-icon { background: rgba(59, 130, 246, 0.1); }
.discord-icon { background: rgba(99, 102, 241, 0.1); }
.twitter-icon { background: rgba(56, 189, 248, 0.1); }
.medium-icon { background: rgba(34, 197, 94, 0.1); }

.social-link:hover .github-icon { background: rgba(139, 92, 246, 0.2); }
.social-link:hover .linkedin-icon { background: rgba(59, 130, 246, 0.2); }
.social-link:hover .discord-icon { background: rgba(99, 102, 241, 0.2); }
.social-link:hover .twitter-icon { background: rgba(56, 189, 248, 0.2); }
.social-link:hover .medium-icon { background: rgba(34, 197, 94, 0.2); }

/* QR Code Section */
.qr-column {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qr-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.qr-wrapper {
    position: relative;
    background: white;
    padding: 0.5rem;
    border-radius: 8px;
    box-shadow:
        0 2px 3px rgba(0, 0, 0, 0.1),
        0 5px 10px rgba(37, 99, 235, 0.1),
        inset 0 0 0 1px rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.qr-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(37, 99, 235, 0.1) 50%,
        transparent 70%
    );
    transform: rotate(45deg);
    transition: all 0.6s ease;
}

.qr-wrapper:hover::before {
    transform: rotate(45deg) translate(50%, 50%);
}

.qr-wrapper:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow:
        0 8px 12px rgba(0, 0, 0, 0.15),
        0 20px 40px rgba(37, 99, 235, 0.2),
        inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.qr-image {
    display: block;
    width: 140px;
    height: 140px;
    border-radius: 8px;
    position: relative;
    z-index: 1;
}

.qr-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(37, 99, 235, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 16px;
    z-index: 2;
}

.qr-wrapper:hover .qr-overlay {
    opacity: 1;
}

.qr-scan-text {
    color: white;
    font-weight: 600;
    font-size: var(--font-size-md);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.qr-url {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: #2563eb;
    margin: 0;
    letter-spacing: 0.5px;
}

.qr-description {
    font-size: var(--font-size-sm);
    color: #6b7280;
    margin: 0;
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid rgba(55, 65, 81, 0.5);
    padding: 1rem 0;
    margin-top: 1rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.copyright {
    color: #9ca3af;
    font-size: var(--font-size-sm);
}

.copyright p {
    margin: 0;
}

.heart {
    color: #ef4444;
    display: inline-block;
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    10%, 30% { transform: scale(1.1); }
    20%, 40% { transform: scale(1); }
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.bottom-link {
    color: #9ca3af;
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color 0.3s ease;
}

.bottom-link:hover {
    color: #2563eb;
}

.separator {
    color: #4b5563;
    font-size: var(--font-size-xs);
}

/* ============================================
   BLOG STYLES
   ============================================ */

/* Breadcrumbs */
.breadcrumbs {
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-lg);
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.breadcrumbs .container {
    gap: 0.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

.breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumbs a:hover {
    color: var(--primary-blue);
}

.breadcrumbs .separator {
    color: var(--text-muted);
}

.breadcrumbs .current {
    color: var(--text-primary);
    font-weight: 500;
}

/* ============================================
   Article Pages
   ============================================ */

/* Article Header Banner */
.article-header-banner {
    padding: 3rem 0 2.5rem;
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #3b82f6 100%);
    position: relative;
    overflow: hidden;
}

.article-header-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(96, 165, 250, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(147, 197, 253, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.article-banner-content {
    position: relative;
    z-index: 1;
}

.article-banner-content h1 {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: white;
    margin-bottom: 1.25rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.article-special-badge {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid #fcd34d;
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.3);
    text-shadow: none;
}

.article-banner-content .article-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    font-size: var(--font-size-md);
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
}

.article-banner-content .article-meta .meta-separator {
    color: rgba(255, 255, 255, 0.5);
}

.article-banner-content .article-meta .tag {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.2s ease;
}

.article-banner-content .article-meta .tag:hover {
    background: rgba(255, 255, 255, 0.3);
}

.article-banner-content .article-status-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.article-banner-content .article-status-badge.status-draft {
    background: rgba(251, 191, 36, 0.2);
    color: #fef3c7;
    border: 1px solid rgba(251, 191, 36, 0.4);
}

.article-banner-content .article-status-badge.status-review {
    background: rgba(96, 165, 250, 0.2);
    color: #dbeafe;
    border: 1px solid rgba(96, 165, 250, 0.4);
}

/* Article Section - Confluence-inspired layout for optimal readability */
#article {
    padding: 2.5rem 0 3rem;
    background-color: var(--bg-primary);
}

/* Article Title */
.article-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

/* Article Meta */
.article-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--font-size-md);
    color: var(--text-secondary);
}

/* Article Body - Confluence-inspired typography for optimal readability */
.article-body {
    font-size: var(--font-size-md);
    line-height: 1.7;
    color: var(--text-primary);
    font-family: var(--font-sans);
    margin: 0 auto;
}

.article-body h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 1.25rem;
    margin-bottom: 0.875rem;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.article-body h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.article-body h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.625rem;
    line-height: 1.4;
}

.article-body p {
    margin-bottom: 0.3125rem;
    color: var(--text-primary);
}

.article-body ul,
.article-body ol {
    margin-bottom: 1.25rem;
    padding-left: 1.75rem;
    line-height: 1.7;
}

.article-body li {
    color: var(--text-primary);
}

.article-body li > ul,
.article-body li > ol {
    margin-top: 0.375rem;
    margin-bottom: 0.375rem;
}

.article-body a {
    color: var(--primary-blue);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all 0.2s ease;
    font-weight: 500;
}

.article-body a:hover {
    border-bottom-color: var(--primary-blue);
    color: var(--primary-blue-dark);
}

.article-body strong {
    font-weight: 600;
    color: var(--text-primary);
}

.article-body code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background-color: #f1f5f9;
    padding: 0.125em 0.25em;
    border-radius: 0.125rem;
    color: #e11d48;
    border: 1px solid #e2e8f0;
}

/* Override Prism.js dark theme with light theme */
.article-body pre[class*="language-"],
.article-body pre {
    background-color: #fafafa !important;
    border-radius: 0.375rem;
    padding: 1rem;
    overflow-x: auto;
    margin: 0.75rem 0;
    border: 1px solid #e8e8e8;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.article-body :not(pre) > code[class*="language-"],
.article-body pre[class*="language-"] code,
.article-body pre code {
    background-color: transparent !important;
    padding: 0;
    color: #1e293b !important;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    border: none;
    text-shadow: none !important;
}

.article-body blockquote {
    border-left: 3px solid var(--primary-blue);
    padding: 0.75rem 1rem;
    margin: 1.5rem 0;
    background-color: #f8fafc;
    border-radius: 0 0.375rem 0.375rem 0;
    font-style: italic;
    color: var(--text-secondary);
}

.article-body blockquote p {
    margin-bottom: 0.625rem;
}

.article-body blockquote p:last-child {
    margin-bottom: 0;
}

.article-body hr {
    /*border: none;*/
    /*border-top: 1px solid #f5f5f5;*/
    /*margin: 1.5rem 0;*/
    display: none;
}

.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 0.25rem;
    margin: 1rem 0;
    box-shadow: 0 0.5px 1.5px rgba(0, 0, 0, 0.1);
}

.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    overflow: hidden;
    box-shadow: 0 0.5px 1.5px rgba(0, 0, 0, 0.05);
}

.article-body th,
.article-body td {
    padding: 0.5rem 0.625rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.article-body th {
    background-color: #f8fafc;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

.article-body tbody tr:nth-child(even) {
    background-color: #fafbfc;
}

.article-body tbody tr:hover {
    background-color: #f1f5f9;
    transition: background-color 0.15s ease;
}

.article-body td {
    color: var(--text-primary);
}

/* Responsive - Maintain readability on mobile */
@media (max-width: 768px) {
    .article-header-banner {
        padding: 2rem 0 1.75rem;
    }

    .article-banner-content h1 {
        font-size: var(--font-size-3xl);
    }

    .article-banner-content .article-meta {
        font-size: var(--font-size-sm);
        gap: 0.75rem;
    }

    .article-banner-content .article-tags .tag {
        font-size: var(--font-size-xs);
        padding: 0.375rem 0.625rem;
    }

    .article-banner-content .article-status-badge {
        font-size: var(--font-size-xs);
        padding: 0.375rem 0.75rem;
    }

    #article .container {
        max-width: 100%;
        padding: 0 0.75rem;
    }

    .article-title {
        font-size: var(--font-size-3xl);
        line-height: 1.25;
    }

    .article-body {
        font-size: var(--font-size-md);
        line-height: 1.7;
    }

    .article-body h2 {
        font-size: var(--font-size-2xl);
        margin-top: 1.25rem;
        margin-bottom: 0.5rem;
    }

    .article-body h3 {
        font-size: var(--font-size-xl);
        margin-top: 1rem;
    }

    .article-body h4 {
        font-size: var(--font-size-lg);
        margin-top: 0.75rem;
    }

    .article-body pre {
        padding: 0.5rem;
        margin: 0.75rem -0.25rem;
        border-radius: 0.1875rem;
    }

    .article-body table {
        font-size: var(--font-size-sm);
    }

    .article-body th,
    .article-body td {
        padding: 0.375rem;
    }
}

/* ============================================
   Section Index Pages
   ============================================ */

/* Breadcrumbs */
.breadcrumbs {
    background: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
}

.breadcrumbs .container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-lg);
}

.breadcrumbs a {
    color: #3b82f6;
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumbs a:hover {
    color: #2563eb;
    text-decoration: underline;
}

.breadcrumbs .separator {
    color: #9ca3af;
}

.breadcrumbs .current {
    color: #6b7280;
    font-weight: 500;
}

/* Section Header Banner - Premium Design */
.section-header-banner {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    color: white;
    padding: 2.5rem 0;
    position: relative;
    overflow: hidden;
    border-bottom: 2px solid rgba(59, 130, 246, 0.3);
    box-shadow:
        0 4px 20px rgba(30, 58, 138, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.section-header-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(circle at 30% 50%, rgba(96, 165, 250, 0.3) 0%, transparent 25%),
        radial-gradient(circle at 70% 50%, rgba(147, 197, 253, 0.2) 0%, transparent 25%);
    animation: shimmer 8s ease-in-out infinite;
    pointer-events: none;
}

.section-header-banner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
    pointer-events: none;
}

.section-banner-content {
    position: relative;
    z-index: 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.section-banner-content .section-icon {
    font-size: 4rem;
    line-height: 1;
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    padding: 1.25rem;
    border-radius: 20px;
    box-shadow:
        0 4px 20px rgba(30, 58, 138, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-banner-content .section-icon:hover {
    transform: scale(1.05);
    box-shadow:
        0 6px 24px rgba(30, 58, 138, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    color: #1e40af;
    padding: 0.5rem 1.125rem;
    border-radius: 8px;
    font-size: var(--font-size-lg);
    font-weight: 800;
    margin-bottom: 1rem;
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.section-header-banner h1 {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    margin-bottom: 0.75rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.6;
}

.section-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.meta-item {
    font-weight: 500;
}

.meta-separator {
    opacity: 0.6;
}

/* Articles List */
.articles-list {
    padding: 2rem 0;
    background: #ffffff;
}

.article-card {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 2rem;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 0.375rem;
    transition: all 0.3s ease;
}

.article-card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.article-number {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-size: var(--font-size-xl);
    font-weight: 700;
    border-radius: 0.25rem;
    margin: 0.25rem 0;
}

.article-content {
    flex: 1;
}

.article-content h2 {
    margin: 0 0 0.375rem 0;
    font-size: var(--font-size-2xl);
    font-weight: 600;
}

.article-content h2 a {
    color: #111827;
    text-decoration: none;
    transition: color 0.2s;
}

.article-content h2 a:hover {
    color: #3b82f6;
}

.article-description {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    font-size: var(--font-size-sm);
    color: #9ca3af;
}

.article-date,
.article-reading-time {
    color: #6b7280;
}

.article-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    padding: 0.125rem 0.375rem;
    background: #f3f4f6;
    color: #6b7280;
    border-radius: 9999px;
    font-size: var(--font-size-xs);
    font-weight: 500;
}

/* Coming Soon Styles */
.article-card.coming-soon {
    opacity: 0.6;
    background: #f9fafb;
    cursor: not-allowed;
}

.article-card.coming-soon:hover {
    box-shadow: none;
    transform: none;
}

.article-card.coming-soon .article-number {
    background: #9ca3af;
}

.disabled-title {
    color: #9ca3af;
    cursor: not-allowed;
}

.coming-soon-badge {
    display: inline-block;
    margin-left: 0.5rem;
    padding: 0.125rem 0.375rem;
    background: #fef3c7;
    color: #92400e;
    border-radius: 9999px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Article Status Badges (on article page) */
.article-status-badge {
    display: inline-block;
    padding: 0.1875rem 0.5rem;
    border-radius: 0.1875rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.article-status-badge.status-draft {
    background: #dbeafe;
    color: #1e40af;
}

.article-status-badge.status-review {
    background: #ede9fe;
    color: #6b21a8;
}

/* Draft Article Styles (in article lists) */
.article-card.article-draft {
    opacity: 0.5;
    background: #fafafa;
    cursor: not-allowed;
}

.article-card.article-draft:hover {
    box-shadow: none;
    transform: none;
}

.article-card.article-draft .article-number {
    background: #9ca3af;
}

.article-card.article-draft .disabled-title {
    color: #9ca3af;
    cursor: not-allowed;
}

.article-card.article-draft .article-description {
    color: #9ca3af;
}

.article-card.article-draft .article-meta {
    color: #d1d5db;
}


/* Featured Article Section - Modern Premium Design */
.featured-article-section {
    padding: 3.5rem 0;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.featured-article-card {
    position: relative;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow:
        0 1px 3px rgba(0, 0, 0, 0.05),
        0 10px 40px rgba(59, 130, 246, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.featured-article-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1e40af 0%, #2563eb 50%, #3b82f6 100%);
}

.featured-article-card:hover {
    transform: translateY(-6px);
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.08),
        0 20px 60px rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.2);
}

/* Featured Badge - Top Right Corner */
.featured-badge-corner {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 10;
}

.featured-badge {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border: 1px solid #fcd34d;
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.25);
}

/* Two Column Grid Layout */
.featured-content-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
    padding: 2.5rem;
}

/* Left Column Styles */
.featured-left-column {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.featured-title {
    font-size: var(--font-size-xl);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin: 0;
}

.featured-title a {
    color: #1e293b;
    text-decoration: none;
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}

.featured-title a:hover {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.featured-description {
    font-size: var(--font-size-md);
    color: #475569;
    line-height: 1.7;
    margin: 0;
}

.featured-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--font-size-sm);
    color: #64748b;
    font-weight: 500;
}

.meta-separator {
    color: #cbd5e1;
}

/* CTA Button */
.featured-cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    color: white;
    padding: 0.875rem 1.75rem;
    border-radius: 10px;
    font-size: var(--font-size-md);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    align-self: flex-start;
    margin-top: 0.5rem;
}

.featured-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
}

.featured-cta-button svg {
    transition: transform 0.3s ease;
}

.featured-cta-button:hover svg {
    transform: translateX(4px);
}

/* Right Column Styles */
.featured-right-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* What You'll Learn Box */
.featured-learn-box {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: 12px;
    padding: 1.75rem;
    border: 1px solid #bfdbfe;
}

.learn-box-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.learn-box-header svg {
    color: #2563eb;
    flex-shrink: 0;
}

.learn-box-header h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: #1e40af;
    margin: 0;
}

.featured-learn-box p {
    font-size: var(--font-size-sm);
    color: #1e40af;
    line-height: 1.7;
    margin: 0;
}

/* Featured Tags */
.featured-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.featured-tags .tag {
    background: white;
    color: #2563eb;
    padding: 0.5rem 0.875rem;
    border-radius: 8px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border: 1px solid #dbeafe;
    transition: all 0.2s ease;
}

.featured-tags .tag:hover {
    background: #eff6ff;
    border-color: #93c5fd;
    transform: translateY(-2px);
}

/* Articles Grid - Two Column Layout */
.articles-grid {
    padding: 2.5rem 0;
    background: #ffffff;
}

.articles-grid-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.article-grid-card {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.article-grid-card:hover {
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
    border-color: #3b82f6;
}

.article-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    position: relative;
}

.article-title-wrapper {
    flex: 1;
    min-width: 0;
}

.article-title-wrapper h3 {
    margin: 0;
}

.article-number {
    font-size: var(--font-size-lg);
    font-weight: 800;
    color: #3b82f6;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    min-width: 3rem;
    text-align: center;
}

.status-badge {
    padding: 0.25rem 0.625rem;
    border-radius: 6px;
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.coming-soon-badge {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
    border: 1px solid #fcd34d;
}

.draft-badge {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    color: #6b7280;
    border: 1px solid #d1d5db;
}

.article-card-content {
    flex: 1;
}

.article-title-wrapper h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    line-height: 1.4;
}

.article-title-wrapper h3 a {
    color: #111827;
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-title-wrapper h3 a:hover {
    color: #2563eb;
}

.disabled-title {
    color: #9ca3af;
}

.article-card-description {
    font-size: var(--font-size-sm);
    color: #6b7280;
    line-height: 1.6;
}

.article-card-footer {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid #f3f4f6;
}

.article-card-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    font-size: var(--font-size-xs);
    color: #6b7280;
    font-weight: 500;
    margin-top: 0.75rem;
}

.article-card-meta .tag {
    background: #eff6ff;
    color: #2563eb;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.article-grid-card.coming-soon,
.article-grid-card.article-draft {
    opacity: 0.7;
}

.article-grid-card.coming-soon:hover,
.article-grid-card.article-draft:hover {
    transform: none;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

/* Section Index Responsive */
@media (max-width: 768px) {
    .section-header-banner {
        padding: 2rem 0;
    }

    .section-header-banner h1 {
        font-size: var(--font-size-4xl);
    }

    .section-subtitle {
        font-size: var(--font-size-md);
    }

    .section-badge {
        font-size: var(--font-size-md);
        padding: 0.375rem 0.875rem;
    }

    .featured-article-section {
        padding: 2rem 0;
    }

    .featured-content-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 1.75rem;
    }

    .featured-badge-corner {
        top: 1rem;
        right: 1rem;
    }

    .featured-badge {
        padding: 0.375rem 0.75rem;
        font-size: 0.625rem;
    }

    .featured-title {
        font-size: var(--font-size-2xl);
    }

    .featured-cta-button {
        width: 100%;
        justify-content: center;
    }

    .featured-learn-box {
        padding: 1.25rem;
    }

    .learn-box-header h3 {
        font-size: var(--font-size-md);
    }



    .articles-grid {
        padding: 2rem 0;
    }

    .articles-grid-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .article-grid-card {
        padding: 1.25rem;
    }

    .article-card-header {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .article-title-wrapper {
        flex-basis: 100%;
        order: 2;
    }

    .article-number {
        order: 1;
    }

    .status-badge {
        order: 3;
    }

    .article-title-wrapper h3 {
        font-size: var(--font-size-md);
    }

    .article-card {
        flex-direction: column;
        gap: 1rem;
    }

    .article-number {
        width: 2.5rem;
        height: 2.5rem;
        font-size: var(--font-size-md);
    }

    .article-content h2 {
        font-size: var(--font-size-xl);
    }
}

/* ============================================
   Docs Index Page - Premium Design
   ============================================ */

.docs-hero {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 2px solid rgba(59, 130, 246, 0.3);
    box-shadow:
        0 4px 20px rgba(30, 58, 138, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.docs-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(circle at 30% 50%, rgba(96, 165, 250, 0.3) 0%, transparent 25%),
        radial-gradient(circle at 70% 50%, rgba(147, 197, 253, 0.2) 0%, transparent 25%);
    animation: shimmer 8s ease-in-out infinite;
    pointer-events: none;
}

.docs-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
    pointer-events: none;
}

.docs-hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    position: relative;
    z-index: 1;
}

.docs-hero-icon {
    font-size: 5rem;
    line-height: 1;
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    padding: 1.5rem;
    border-radius: 24px;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(255, 255, 255, 0.6);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.docs-hero-icon:hover {
    transform: scale(1.05);
    box-shadow:
        0 12px 40px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

.docs-hero h1 {
    font-size: var(--font-size-5xl);
    margin-bottom: 0;
    color: white;
    font-weight: 800;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    letter-spacing: -0.01em;
}

.docs-hero .subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.6;
}

.docs-sections {
    padding: 3rem 0;
    background: linear-gradient(to bottom, #f9fafb 0%, #ffffff 100%);
}

.docs-sections .container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 1400px;
}

.section-card {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.section-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1e40af, #3b82f6, #60a5fa);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.section-card:hover {
    box-shadow:
        0 8px 24px rgba(0, 0, 0, 0.1),
        0 2px 8px rgba(30, 64, 175, 0.1);
    transform: translateY(-4px);
    border-color: #3b82f6;
}

.section-card:hover::before {
    opacity: 1;
}

.section-header {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    margin-bottom: 1.25rem;
}

.section-icon {
    font-size: 2.5rem;
    line-height: 1;
    min-width: 3.5rem;
    text-align: center;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    padding: 0.75rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.15);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-card:hover .section-icon {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.section-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: #3b82f6;
    line-height: 1;
    min-width: 3rem;
    text-align: center;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    padding: 0.75rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.15);
}

.section-title-group {
    flex: 1;
}

.section-title-group h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.section-title-group h2 a {
    color: #111827;
    text-decoration: none;
    transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-title-group h2 a:hover {
    color: #3b82f6;
}

.section-description {
    color: #4b5563;
    line-height: 1.6;
    margin-bottom: 0;
    font-size: var(--font-size-md);
    /* Ensure exactly 3 lines of text */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: calc(1.6 * 3 * var(--font-size-md));
}

.section-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
    margin-bottom: 0;
}

.topic-tag {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    color: #1e40af;
    padding: 0.25rem 0.625rem;
    border-radius: 6px;
    font-size: 0.6875rem; /* Slightly smaller than --font-size-xs */
    font-weight: 600;
    border: 1px solid #bfdbfe;
    transition: all 0.3s ease;
}

.topic-tag:hover {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    transform: translateY(-1px);
}

/* Featured Articles Section */
.featured-articles {
    margin-bottom: 1.5rem;
    padding: 1.25rem;
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
    border-radius: 8px;
    border: 1px solid #e5e7eb;
}

.featured-articles h3 {
    font-size: var(--font-size-lg);
    color: #374151;
    margin-bottom: 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.featured-grid {
    display: grid;
    gap: 0.75rem;
}

.featured-article {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    text-decoration: none;
    color: #1e40af;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.new-badge {
    margin-left: auto;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    padding: 0.25rem 0.625rem;
    border-radius: 6px;
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
    border: 1px solid #60a5fa;
}

.featured-article:hover {
    background: #eff6ff;
    border-color: #3b82f6;
    transform: translateX(4px);
}

.featured-icon {
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.featured-title {
    line-height: 1.4;
}

/* Simple Article List */
.section-article-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.section-article-list li {
    margin-bottom: 0.75rem;
    padding-left: 0;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Remove bullet for all list items */
.section-article-list li::before {
    display: none;
}

/* Add left padding for items without audio to align with items that have play buttons */
.section-article-list li:not(.has-audio) {
    padding-left: 18px; /* 28px button + 8px gap */
}

.section-article-list a {
    color: #1e40af;
    text-decoration: none;
    font-size: var(--font-size-base);
    font-weight: 500;
    transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    line-height: 1.6;
    flex: 1;
}

.section-article-list a:hover {
    color: #3b82f6;
}

/* Inline audio player in article list - positioned on the left */
.section-article-list .inline-audio-player {
    flex-shrink: 0;
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%); /* More visible light blue gradient */
    border: 1px solid #93c5fd; /* More visible border */
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0;
    color: #2563eb; /* Darker, more visible icon color */
    order: -1; /* Ensure button appears first in flex layout */
    opacity: 1; /* Fully opaque for visibility */
}

.section-article-list .inline-audio-player:hover {
    background: linear-gradient(135deg, #bfdbfe 0%, #93c5fd 100%);
    transform: scale(1.08);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
    color: #1e40af;
}

.section-article-list .inline-audio-player.playing {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    border-color: #1e40af;
    color: white;
    animation: pulse-play 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.section-article-list .inline-audio-player.playing:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    transform: scale(1.12);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
    animation: none; /* Stop pulsing on hover */
}

/* Icon visibility control */
.section-article-list .inline-audio-player svg {
    width: 12px;
    height: 12px;
}

/* Default state: show play icon, hide pause icon */
.section-article-list .inline-audio-player .play-icon {
    display: block;
}

.section-article-list .inline-audio-player .pause-icon {
    display: none;
}

/* Playing state: hide play icon, show pause icon */
.section-article-list .inline-audio-player.playing .play-icon {
    display: none;
}

.section-article-list .inline-audio-player.playing .pause-icon {
    display: block;
}

/* Pulse animation for playing state */
@keyframes pulse-play {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4);
    }
    50% {
        box-shadow: 0 0 0 4px rgba(59, 130, 246, 0);
    }
}

.section-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: var(--font-size-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.section-link:hover {
    background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.link-arrow {
    font-size: var(--font-size-xl);
    transition: transform 0.3s ease;
}

.section-link:hover .link-arrow {
    transform: translateX(4px);
}

/* Docs Index Responsive */
@media (max-width: 768px) {
    .docs-hero {
        padding: 2rem 0;
    }

    .docs-hero-icon {
        font-size: 3.5rem;
        padding: 1rem;
        border-radius: 20px;
    }

    .docs-hero h1 {
        font-size: var(--font-size-4xl);
    }

    .docs-hero .subtitle {
        font-size: var(--font-size-md);
    }

    .docs-sections {
        padding: 2rem 0;
    }

    .docs-sections .container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .section-card {
        padding: 1.5rem;
    }

    .section-header {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 1rem;
    }

    .section-icon {
        font-size: 2rem;
        min-width: 3rem;
        padding: 0.5rem;
    }

    .section-number {
        align-self: flex-start;
    }

    .featured-grid {
        grid-template-columns: 1fr;
    }

    .section-link {
        width: 100%;
        justify-content: center;
    }
}


/* ============================================
   INLINE AUDIO PLAYER (In Article Title)
   ============================================ */

/* Inline Audio Player Container */
.inline-audio-player {
    position: relative;
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
}

.inline-audio-player-article {
    margin-right: 0.75rem;
}

/* Circular Progress Ring (Inline) */
.inline-progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    transform: rotate(-90deg);
}

.inline-progress-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.2);
    stroke-width: 3;
}

.inline-progress-circle {
    fill: none;
    stroke: url(#inline-audio-gradient);
    stroke-width: 3;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.3s ease;
}

/* Play/Pause Button (Inline) */
.inline-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2563eb;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

.inline-play-button:hover {
    transform: translate(-50%, -50%) scale(1.08);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    background: white;
}

/* Enhanced hover effect when this player is currently playing */
.inline-audio-player.playing .inline-play-button:hover {
    transform: translate(-50%, -50%) scale(1.12) !important;
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4) !important;
    background: white !important;
}

.inline-play-button:active {
    transform: translate(-50%, -50%) scale(0.95);
}

/* Animated Waveform (Inline) */
.inline-waveform {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    opacity: 0;
    pointer-events: none;
    z-index: 1;
}

.inline-waveform.playing {
    opacity: 1;
}

.inline-waveform .wave-bar {
    width: 2px;
    height: 8px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 1px;
    animation: wave 1s ease-in-out infinite;
}

.inline-waveform .wave-bar:nth-child(1) {
    animation-delay: 0s;
}

.inline-waveform .wave-bar:nth-child(2) {
    animation-delay: 0.15s;
}

.inline-waveform .wave-bar:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes wave {
    0%, 100% {
        transform: scaleY(0.5);
        opacity: 0.6;
    }
    50% {
        transform: scaleY(1.3);
        opacity: 1;
    }
}


/* ============================================
   GLOBAL AUDIO INFO (Navigation Bar - Right Side)
   ============================================ */

/* Compact Audio Info Container */
.global-audio-info {
    display: none;
    align-items: center;
    margin-right: auto;
}

.audio-info-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.audio-info-top {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.audio-track-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 300px;
}

.audio-time-display {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 500;
    white-space: nowrap;
    flex-shrink: 0;
}

.audio-time-separator {
    color: var(--text-tertiary);
}

/* Horizontal Progress Bar */
.audio-progress-bar-container {
    width: 100%;
}

.audio-progress-bar {
    width: 100%;
    height: 3px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

.audio-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #2563eb 0%, #3b82f6 100%);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 2px;
}

/* Responsive Audio Info */
@media (max-width: 768px) {
    /* Hide logo name on mobile to save space */
    .logo-name {
        display: none;
    }

    .global-audio-info {
        margin-right: 1rem;
    }

    .audio-track-title {
        font-size: 0.75rem;
        max-width: 180px;
    }

    .audio-time-display {
        font-size: 0.65rem;
    }
}


/* ============================================
   FEATURED ARTICLE AUDIO PLAYER
   ============================================ */

/* Featured Audio Player Container */
.featured-audio-player {
    position: relative;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
}

/* Featured Progress Ring */
.featured-progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    transform: rotate(-90deg);
}

.featured-progress-bg {
    fill: none;
    stroke: rgba(37, 99, 235, 0.2);
    stroke-width: 2.5;
}

.featured-progress-circle {
    fill: none;
    stroke: url(#featured-audio-gradient);
    stroke-width: 2.5;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.3s ease;
}

/* Featured Play Button */
.featured-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
    z-index: 2;
}

.featured-play-button:hover {
    transform: translate(-50%, -50%) scale(1.08);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

/* Enhanced hover effect when this player is currently playing */
.featured-audio-player.playing .featured-play-button:hover {
    transform: translate(-50%, -50%) scale(1.12) !important;
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.5) !important;
}

.featured-play-button:active {
    transform: translate(-50%, -50%) scale(0.95);
}

/* Featured Waveform */
.featured-waveform {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    opacity: 0;
    pointer-events: none;
    z-index: 1;
}

.featured-waveform.playing {
    opacity: 1;
}

.featured-waveform .wave-bar {
    width: 2px;
    height: 8px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 1px;
    animation: wave 1s ease-in-out infinite;
}

.featured-waveform .wave-bar:nth-child(1) {
    animation-delay: 0s;
}

.featured-waveform .wave-bar:nth-child(2) {
    animation-delay: 0.15s;
}

.featured-waveform .wave-bar:nth-child(3) {
    animation-delay: 0.3s;
}


/* ============================================
   ARTICLE LIST AUDIO PLAYER (Grid Cards)
   ============================================ */

/* List Audio Player Container - Positioned on Right */
.article-list-audio-player {
    position: relative;
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
}

/* List Progress Ring */
.list-progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    transform: rotate(-90deg);
}

.list-progress-bg {
    fill: none;
    stroke: rgba(37, 99, 235, 0.15);
    stroke-width: 2;
}

.list-progress-circle {
    fill: none;
    stroke: url(#list-audio-gradient);
    stroke-width: 2;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.3s ease;
}

/* List Play Button */
.list-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
    z-index: 2;
}

.list-play-button:hover {
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 3px 10px rgba(37, 99, 235, 0.35);
}

/* Enhanced hover effect when this player is currently playing */
.article-list-audio-player.playing .list-play-button:hover {
    transform: translate(-50%, -50%) scale(1.15) !important;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.5) !important;
}

.list-play-button:active {
    transform: translate(-50%, -50%) scale(0.92);
}

/* List Waveform */
.list-waveform {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5px;
    opacity: 0;
    pointer-events: none;
    z-index: 1;
}

.list-waveform.playing {
    opacity: 1;
}

.list-waveform .wave-bar {
    width: 1.5px;
    height: 6px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 1px;
    animation: wave 1s ease-in-out infinite;
}

.list-waveform .wave-bar:nth-child(1) {
    animation-delay: 0s;
}

.list-waveform .wave-bar:nth-child(2) {
    animation-delay: 0.15s;
}

.list-waveform .wave-bar:nth-child(3) {
    animation-delay: 0.3s;
}

/* ============================================
   DISABLED AUDIO PLAYER STYLES
   ============================================ */

/* Disabled state for article list audio players */
.article-list-audio-player.disabled {
    opacity: 0.3;
    pointer-events: none;
    cursor: not-allowed;
}

.article-list-audio-player.disabled .list-play-button {
    cursor: not-allowed;
    pointer-events: none;
}

.article-list-audio-player.disabled .list-progress-ring {
    opacity: 0.5;
}

.article-list-audio-player.disabled .list-play-button:hover {
    transform: translate(-50%, -50%) scale(1) !important;
    box-shadow: none !important;
}