/* ============================================
   YUSUF SABER - PORTFOLIO STYLES
   Bold & Modern Dark Theme
   ============================================ */

/* CSS Variables */
:root {
    /* Colors - Sky Blue + Android Green */
    --bg-primary: #1e6091;
    --bg-secondary: #2574a8;
    --bg-tertiary: #2d88bf;
    --bg-card: #359cd6;

    --text-primary: #ffffff;
    --text-secondary: #cce5f5;
    --text-muted: #8fcce8;

    --accent-primary: #fbbf24;
    --accent-secondary: #f59e0b;
    --accent-glow: rgba(251, 191, 36, 0.6);
    --accent-light: #fcd34d;

    --accent-warm: #fbbf24;
    --accent-warm-glow: rgba(251, 191, 36, 0.4);

    --accent-purple: #a78bfa;
    --accent-blue: #67e8f9;

    --border-color: rgba(148, 163, 184, 0.1);
    --border-hover: rgba(0, 212, 170, 0.3);

    /* Typography */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-serif: 'Fraunces', serif;
    --font-signature: 'Tangerine', cursive;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1280px;
    --container-padding: 24px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--accent-glow);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

::selection {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Cursor Glow Effect */
.cursor-glow {
    position: fixed;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-glow), transparent 70%);
    pointer-events: none;
    z-index: 9999;
    opacity: 0.6;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    mix-blend-mode: screen;
}

body:not(:hover) .cursor-glow {
    opacity: 0;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
}

.nav.scrolled {
    background: rgba(30, 96, 145, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo-placeholder {
    width: 120px;
    height: 40px;
}

/* Animated Name */
.animated-name {
    position: fixed;
    z-index: 1001;
    font-family: var(--font-mono);
    font-weight: 600;
    letter-spacing: -0.02em;
    transition: font-size 0.1s ease-out;
    pointer-events: auto;
}

.animated-name a {
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.name-bracket {
    color: var(--accent-primary);
}

.name-letter {
    display: inline;
}

.name-fade {
    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link-cta {
    background: var(--accent-primary);
    color: var(--bg-primary) !important;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.mobile-link {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.mobile-link:hover {
    color: var(--accent-primary);
}

.mobile-link-cta {
    color: var(--accent-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
    padding: 180px var(--container-padding) 80px;
    max-width: var(--container-max);
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(ellipse at 10% 10%, rgba(251, 191, 36, 0.25) 0%, transparent 45%),
        radial-gradient(ellipse at 90% 20%, rgba(255, 255, 255, 0.12) 0%, transparent 35%),
        radial-gradient(ellipse at 75% 80%, rgba(251, 191, 36, 0.2) 0%, transparent 45%),
        radial-gradient(ellipse at 20% 75%, rgba(255, 255, 255, 0.1) 0%, transparent 35%),
        radial-gradient(ellipse at 50% 50%, rgba(135, 206, 250, 0.15) 0%, transparent 55%);
    animation: gradientMove 25s ease-in-out infinite;
}

@keyframes gradientMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(2%, 2%) rotate(1deg); }
    50% { transform: translate(-1%, 3%) rotate(-1deg); }
    75% { transform: translate(3%, -2%) rotate(2deg); }
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(251, 191, 36, 0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(251, 191, 36, 0.12) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

.hero-noise {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Floating orbs for depth */
.hero-bg::before,
.hero-bg::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.7;
    animation: orbFloat 18s ease-in-out infinite;
}

.hero-bg::before {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.3), transparent 70%);
    top: 0%;
    left: -5%;
    animation-delay: 0s;
}

.hero-bg::after {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2), transparent 70%);
    bottom: 10%;
    right: 0%;
    animation-delay: -9s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 30px) scale(0.95); }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px 8px 12px;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: 32px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

/* Hero title removed - using animated name instead */

.title-line {
    display: block;
    overflow: hidden;
}

.title-word {
    display: inline-block;
}

.title-accent {
    color: var(--accent-primary);
}

.hero-role {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.role-divider {
    color: var(--accent-primary);
    opacity: 0.5;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-description .highlight {
    color: var(--accent-primary);
    font-weight: 600;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
    padding: 24px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-plus {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.hero-cta {
    display: flex;
    gap: 16px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.btn-primary:hover {
    background: var(--accent-secondary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-primary svg {
    transition: transform var(--transition-base);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

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

.btn-secondary:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-3px);
}

/* Hero Image */
.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-frame {
    position: relative;
    width: 380px;
    height: 460px;
}

.image-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, var(--accent-glow), transparent 60%);
    filter: blur(60px);
    z-index: -1;
}

.hero-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    border: 2px solid var(--border-color);
    border-radius: 24px;
    transition: all var(--transition-base);
}

.image-frame:hover .hero-photo {
    border-color: var(--accent-primary);
    transform: scale(1.02);
}

.image-decoration {
    position: absolute;
    border-radius: 12px;
}

.image-decoration-1 {
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    border: 2px solid var(--accent-primary);
    opacity: 0.3;
}

.image-decoration-2 {
    bottom: -20px;
    left: -20px;
    width: 80px;
    height: 80px;
    background: var(--accent-warm);
    opacity: 0.2;
}

/* Floating Cards */
.hero-floating-cards {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 10;
}

.floating-card {
    position: absolute;
    background: var(--accent-primary);
    border: none;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    animation: float 6s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    transition: all var(--transition-base);
    max-width: 280px;
    overflow: hidden;
}

.floating-card:hover {
    background: var(--accent-secondary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.floating-card.expanded {
    animation: none;
    z-index: 100;
    background: var(--accent-secondary);
    box-shadow: var(--shadow-glow);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
}

.card-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.card-text {
    flex: 1;
}

.card-toggle {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: 50%;
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.floating-card:hover .card-toggle {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.floating-card.expanded .card-toggle {
    transform: rotate(45deg);
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.card-details {
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 0 16px;
    opacity: 0;
}

.floating-card.expanded .card-details {
    max-height: 200px;
    padding: 0 16px 16px;
    opacity: 1;
}

.card-details p {
    font-size: 0.8rem;
    color: var(--bg-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.card-link {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--bg-primary);
    text-decoration: underline;
    transition: all var(--transition-fast);
}

.card-link:hover {
    letter-spacing: 0.02em;
}

.floating-card-1 {
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.floating-card-2 {
    bottom: 30%;
    left: -15%;
    animation-delay: 2s;
}

.floating-card-3 {
    bottom: 5%;
    right: 5%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(2deg); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: var(--border-color);
    position: relative;
    overflow: hidden;
}

.scroll-dot {
    position: absolute;
    top: 0;
    width: 3px;
    height: 10px;
    background: var(--accent-primary);
    border-radius: 2px;
    left: -1px;
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { top: 0; opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

/* Section Styles */
.section {
    padding: var(--section-padding) 0;
    position: relative;
    z-index: 1;
    background: var(--bg-primary);
    overflow: hidden;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 64px;
}

.section-number {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent-primary);
    opacity: 0.7;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--border-color), transparent);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: start;
}

.about-lead {
    font-size: 1.5rem;
    line-height: 1.6;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-paragraphs {
    display: flex;
    flex-direction: column;
    gap: 20px;
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 48px;
}

.about-paragraphs strong {
    color: var(--text-primary);
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.highlight-item {
    display: flex;
    gap: 20px;
    align-items: start;
}

.highlight-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 12px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.highlight-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.highlight-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Code Window */
.about-image-wrapper {
    position: sticky;
    top: 120px;
    z-index: 0;
}

.code-window {
    background: #1e1e1e;
    border: 1px solid #333;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.window-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #323232;
    border-bottom: 1px solid #404040;
}

.window-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.window-dot:nth-child(1) { background: #ff5f56; }
.window-dot:nth-child(2) { background: #ffbd2e; }
.window-dot:nth-child(3) { background: #27ca40; }

.window-title {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: #888;
}

.window-code {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
    overflow-x: auto;
    color: #d4d4d4;
    background: #1e1e1e;
}

.window-code code {
    display: block;
}

/* VS Code Dark+ inspired syntax colors */
.code-keyword { color: #569cd6; }
.code-class { color: #4ec9b0; }
.code-type { color: #4ec9b0; }
.code-string { color: #ce9178; }
.code-number { color: #b5cea8; }
.code-function { color: #dcdcaa; }
.code-comment { color: #6a9955; }

/* Clients Section */
.clients {
    padding: 60px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.clients .container {
    max-width: 100%;
    padding: 0;
}

.clients-content {
    text-align: center;
}

.clients-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0 var(--container-padding);
}

/* Marquee Container */
.clients-marquee {
    width: 100%;
    overflow: hidden;
    padding: 24px 0;
    mask-image: linear-gradient(
        to right,
        transparent,
        black 10%,
        black 90%,
        transparent
    );
    -webkit-mask-image: linear-gradient(
        to right,
        transparent,
        black 10%,
        black 90%,
        transparent
    );
}

/* Marquee Track */
.clients-marquee-track {
    display: flex;
    align-items: center;
    gap: 64px;
    width: max-content;
    animation: marquee-scroll 40s linear infinite;
}

/* Pause on hover */
.clients-marquee:hover .clients-marquee-track {
    animation-play-state: paused;
}

@keyframes marquee-scroll {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-50%);
    }
}

/* Client Logo */
.client-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.client-logo img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.5;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-radius: 16px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid transparent;
}

.client-logo span {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    opacity: 0.7;
    transition: all var(--transition-base);
}

.client-logo:hover {
    transform: translateY(-8px);
}

.client-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.3);
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
    box-shadow: 0 12px 32px rgba(0, 212, 170, 0.25);
}

.client-logo:hover span {
    opacity: 1;
    color: var(--accent-primary);
}

/* Work Section */
.work-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.work-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: all var(--transition-base);
}

.work-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.work-card-featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
}

.work-card-image {
    position: relative;
    aspect-ratio: 16/10;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.work-card-featured .work-card-image {
    aspect-ratio: auto;
    min-height: 300px;
}

.work-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    font-size: 4rem;
    transition: transform var(--transition-base);
}

.work-card:hover .work-placeholder {
    transform: scale(1.05);
}

.work-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.work-card:hover .work-image {
    transform: scale(1.05);
}

.work-client {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 10px;
    padding: 8px;
    box-shadow: var(--shadow-sm);
}

.work-client img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.work-client-stealth {
    background: linear-gradient(135deg, #4a1a6b, #7c3aed);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #e0d4fc;
}

.work-card-content {
    padding: 32px;
    display: flex;
    flex-direction: column;
}

.work-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    width: fit-content;
}

.work-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.3;
}

.work-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
    flex: 1;
}

.work-metrics {
    display: flex;
    gap: 32px;
    margin-bottom: 20px;
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.metric {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.work-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.work-tech span {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.work-tech span:hover {
    background: rgba(0, 212, 170, 0.15);
    color: var(--accent-primary);
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline-line {
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-primary), var(--border-color) 20%, var(--border-color) 80%, transparent);
}

.timeline-item {
    position: relative;
    padding-bottom: 48px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -40px;
    top: 0;
    width: 16px;
    height: 16px;
}

.marker-dot {
    width: 16px;
    height: 16px;
    background: var(--bg-primary);
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    position: relative;
    z-index: 1;
}

.marker-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    animation: markerPulse 2s ease-out infinite;
}

@keyframes markerPulse {
    0% { transform: translate(-50%, -50%) scale(0.5); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1.5); opacity: 0; }
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: all var(--transition-base);
}

.timeline-content:hover {
    border-color: var(--border-hover);
    transform: translateX(8px);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 24px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

/* Company Logos */
.company-logo {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    flex-shrink: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all var(--transition-base);
}

.company-logo img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    border-radius: 6px;
}

.company-logo-dual {
    width: auto;
    padding: 8px 12px;
    gap: 8px;
    background: var(--bg-tertiary);
}

.company-logo-dual img {
    width: 32px;
    height: 32px;
}

.company-logo-dual .logo-arrow {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.company-logo-stealth {
    background: linear-gradient(135deg, #4a1a6b, #7c3aed);
    color: #e0d4fc;
}

.timeline-content:hover .company-logo {
    transform: scale(1.05);
    border-color: var(--accent-primary);
}

.timeline-content:hover .company-logo-dual {
    transform: scale(1.02);
}

.timeline-header > .company-logo + .timeline-company {
    flex: 1;
}

.timeline-company h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.company-type {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.timeline-meta {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.timeline-role {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent-primary);
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.timeline-location {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.timeline-achievements {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.timeline-achievements li {
    position: relative;
    padding-left: 20px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.timeline-achievements li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 6px 14px;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-primary);
}

.earlier-roles {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.earlier-role {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.earlier-role strong {
    color: var(--text-primary);
}

/* Publications */
.publications-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.category-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 32px;
}

.category-icon {
    font-size: 1.5rem;
}

/* Books - 3D Shelf */
.books-shelf {
    display: flex;
    gap: 40px;
    padding: 40px 20px;
    perspective: 1000px;
}

a.book-3d {
    display: block;
    text-decoration: none;
    color: inherit;
}

.book-3d {
    position: relative;
    width: 160px;
    height: 220px;
    cursor: pointer;
}

.book-3d-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transform: rotateY(-20deg);
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.book-3d:hover .book-3d-inner {
    transform: rotateY(-35deg) translateX(-10px);
}

/* Front Cover */
.book-3d-front {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 0 4px 4px 0;
    transform-origin: left center;
    box-shadow:
        2px 2px 10px rgba(0, 0, 0, 0.3),
        inset -2px 0 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.book-3d-front::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 50%, rgba(0,0,0,0.1) 100%);
    pointer-events: none;
}

.book-3d-front::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: rgba(0,0,0,0.2);
}

.book-front-1 {
    background: linear-gradient(160deg, #1e5631 0%, #0d2818 100%);
}

.book-front-2 {
    background: linear-gradient(160deg, #6b2d8a 0%, #2d1340 100%);
}

.book-front-3 {
    background: linear-gradient(160deg, #2d5a8a 0%, #1a3352 100%);
}

.book-cover-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.06;
    background-image:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(255,255,255,0.5) 10px,
            rgba(255,255,255,0.5) 11px
        );
    pointer-events: none;
}

.book-front-content {
    position: relative;
    z-index: 1;
    height: 100%;
    padding: 14px 12px;
    display: flex;
    flex-direction: column;
}

.book-logo {
    width: 36px;
    height: 20px;
    background: rgba(255,255,255,0.95);
    border-radius: 3px;
    padding: 3px 5px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.book-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.book-cover-lines {
    display: flex;
    gap: 4px;
    margin-bottom: 10px;
}

.book-cover-lines span {
    height: 2px;
    background: rgba(255,255,255,0.3);
    border-radius: 1px;
}

.book-cover-lines span:nth-child(1) { width: 100%; }
.book-cover-lines span:nth-child(2) { width: 70%; }
.book-cover-lines span:nth-child(3) { width: 85%; }

.book-3d .book-title {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.25;
    color: #fff;
    margin-bottom: 4px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.book-subtitle {
    font-size: 0.6rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: auto;
    line-height: 1.3;
}

.book-cover-graphic {
    width: 100%;
    height: 50px;
    margin: 8px 0;
    color: rgba(255,255,255,0.4);
}

.book-cover-graphic svg {
    width: 100%;
    height: 100%;
}

.book-bottom {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-top: 8px;
    border-top: 1px solid rgba(255,255,255,0.15);
    margin-top: auto;
}

.book-author {
    font-size: 0.65rem;
    color: rgba(255,255,255,0.8);
    font-weight: 500;
}

.book-edition {
    font-size: 0.55rem;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Spine */
.book-3d-spine {
    position: absolute;
    left: 0;
    top: 0;
    width: 30px;
    height: 100%;
    transform: rotateY(-90deg) translateX(-15px);
    transform-origin: left center;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px 0 0 2px;
}

.book-3d-spine span {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    transform: rotate(180deg);
    font-size: 0.7rem;
    font-weight: 600;
    color: rgba(255,255,255,0.8);
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.book-spine-1 {
    background: linear-gradient(180deg, #1e5631, #0d2818);
}

.book-spine-2 {
    background: linear-gradient(180deg, #6b2d8a, #2d1340);
}

.book-spine-3 {
    background: linear-gradient(180deg, #2d5a8a, #1a3352);
}

/* Top/Bottom edges */
.book-3d-top {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 30px;
    background: linear-gradient(90deg, #e8e4df, #f5f2ed);
    transform: rotateX(90deg) translateY(-15px);
    transform-origin: top center;
}

.book-3d-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30px;
    background: linear-gradient(90deg, #d4d0cb, #e0dcd7);
    transform: rotateX(-90deg) translateY(15px);
    transform-origin: bottom center;
}

/* Year tag */
.book-year-tag {
    position: absolute;
    bottom: -32px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    opacity: 0;
    transition: all var(--transition-base);
}

.book-3d:hover .book-year-tag {
    opacity: 1;
    bottom: -36px;
}

/* Glow on hover */
.book-3d::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 10%;
    width: 80%;
    height: 20px;
    background: var(--accent-glow);
    filter: blur(20px);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.book-3d:hover::after {
    opacity: 0.5;
}

/* Papers */
.papers-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.paper-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all var(--transition-base);
}

.paper-item:hover {
    border-color: var(--border-hover);
    transform: translateX(8px);
}

.paper-logo {
    width: 48px;
    height: 48px;
    background: #fff;
    border-radius: 10px;
    padding: 8px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.paper-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.paper-content {
    flex: 1;
}

.paper-venue {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-purple);
    margin-bottom: 12px;
}

.paper-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.4;
}

.paper-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.skill-category {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
}

.skill-icons-stack {
    position: relative;
    width: 100px;
    height: 56px;
    margin-bottom: 20px;
}

.skill-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 170, 0.1);
    border-radius: 12px;
    color: var(--accent-primary);
    margin-bottom: 20px;
}

.skill-icons-stack .skill-icon {
    position: absolute;
    top: 0;
    margin-bottom: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-base);
}

.skill-icons-stack .stack-1 {
    left: 0;
    z-index: 3;
    opacity: 1;
}

.skill-icons-stack .stack-2 {
    left: 22px;
    z-index: 2;
    opacity: 0.75;
}

.skill-icons-stack .stack-3 {
    left: 44px;
    z-index: 1;
    opacity: 0.5;
}

.skill-category:hover .skill-icons-stack .stack-1 {
    transform: translateX(-4px);
}

.skill-category:hover .skill-icons-stack .stack-2 {
    opacity: 0.9;
    transform: translateX(2px);
}

.skill-category:hover .skill-icons-stack .stack-3 {
    opacity: 0.75;
    transform: translateX(8px);
}

.skill-icon-logo {
    background: #fff;
    padding: 8px;
    border: 1px solid var(--border-color);
}

.skill-icon-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.skill-category h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.skill-tag.primary {
    background: rgba(0, 212, 170, 0.15);
    color: var(--accent-primary);
    font-weight: 500;
}

.skill-tag:hover {
    background: rgba(0, 212, 170, 0.2);
    color: var(--accent-primary);
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.project-card-featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.project-image {
    position: relative;
    aspect-ratio: 16/10;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.project-card-featured .project-image {
    aspect-ratio: auto;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
}

.placeholder-icon {
    font-size: 4rem;
    opacity: 0.3;
}

.project-overlay {
    position: absolute;
    top: 16px;
    right: 16px;
}

.project-status {
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent-primary);
}

.project-content {
    padding: 32px;
}

.project-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tech span {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Blog */
.blog-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 48px;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition-base);
}

.blog-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.blog-card-featured {
    grid-column: span 1;
}

.blog-card-link {
    display: block;
    height: 100%;
}

.blog-card-image {
    aspect-ratio: 16/10;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.blog-card .blog-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    font-size: 3rem;
    transition: transform var(--transition-base);
}

.blog-card:hover .blog-placeholder {
    transform: scale(1.05);
}

.blog-card-content {
    padding: 24px;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.blog-tag {
    padding: 4px 10px;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.blog-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 12px;
    transition: color var(--transition-fast);
}

.blog-card:hover .blog-card-title {
    color: var(--accent-primary);
}

.blog-card-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.blog-read-more {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    transition: all var(--transition-fast);
}

.blog-card:hover .blog-read-more {
    letter-spacing: 0.02em;
}

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

.blog-cta .btn {
    display: inline-flex;
}

/* Education */
.education-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.education-card {
    display: flex;
    gap: 24px;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all var(--transition-base);
}

.education-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
}

.education-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 170, 0.1);
    border-radius: 16px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.education-icon-logo {
    background: #fff;
    padding: 12px;
}

.education-icon-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.education-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.education-field {
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: 4px;
}

.education-school {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.education-details {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.education-gpa {
    padding: 4px 12px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-warm);
}

.education-focus {
    padding: 4px 12px;
    background: var(--bg-tertiary);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Contact */
.contact {
    background: var(--bg-secondary);
    position: relative;
    z-index: 2;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.contact-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all var(--transition-base);
}

.contact-link:hover {
    border-color: var(--border-hover);
    transform: translateX(8px);
}

.contact-link-primary {
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.1), rgba(0, 212, 170, 0.05));
    border-color: rgba(0, 212, 170, 0.2);
}

.contact-link-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 170, 0.1);
    border-radius: 12px;
    color: var(--accent-primary);
}

.contact-link-content {
    flex: 1;
}

.contact-link-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.contact-link-value {
    font-weight: 600;
}

.contact-link-arrow {
    color: var(--text-muted);
    transition: all var(--transition-base);
}

.contact-link:hover .contact-link-arrow {
    color: var(--accent-primary);
    transform: translateX(4px);
}

.contact-link-location {
    cursor: default;
}

.contact-link-location:hover {
    transform: none;
}

/* Footer */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 600;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-primary);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Animations */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate="fade-left"] {
    transform: translateX(30px);
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0) translateX(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero {
        grid-template-columns: 1fr;
        gap: 60px;
        padding-top: 140px;
        min-height: auto;
    }

    .hero-image {
        order: -1;
    }

    .animated-name {
        font-size: 2.5rem !important;
    }

    .hero-floating-cards {
        display: none;
    }

    .floating-card {
        display: none;
    }

    .image-decoration {
        display: none;
    }

    .image-frame {
        width: 280px;
        height: 340px;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-image-wrapper {
        position: static;
        display: none;
    }

    .code-window {
        display: none;
    }

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

    .books-shelf {
        gap: 30px;
        padding: 30px 10px;
    }

    .book-3d {
        width: 140px;
        height: 190px;
    }

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

    .clients-marquee-track {
        gap: 48px;
    }

    .client-logo img {
        width: 72px;
        height: 72px;
        padding: 12px;
    }

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

    .work-card-featured {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }

    .work-card-featured .work-card-image {
        min-height: 200px;
    }

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

    .project-card-featured {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }

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

    .blog-card-featured {
        grid-column: span 2;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
        --container-padding: 20px;
    }

    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    .animated-name {
        font-size: 2rem !important;
    }

    .hero-role {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .role-divider {
        display: none;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .stat-number {
        font-size: 2rem;
    }

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

    .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-floating-cards {
        display: none;
    }

    .floating-card {
        display: none;
    }

    .image-decoration {
        display: none;
    }

    .scroll-indicator {
        display: none;
    }

    .hero-description {
        font-size: 1rem;
    }

    .image-frame {
        width: 280px;
        height: 340px;
    }

    .section-title {
        font-size: 2rem;
    }

    .timeline {
        padding-left: 30px;
    }

    .timeline-marker {
        left: -30px;
    }

    .timeline-header {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 16px;
    }

    .timeline-header > .company-logo {
        width: 48px;
        height: 48px;
    }

    .timeline-header > .timeline-meta {
        width: 100%;
        text-align: left;
    }

    .books-shelf {
        flex-wrap: wrap;
        justify-content: center;
        gap: 24px;
        padding: 20px 0;
    }

    .book-3d {
        width: 120px;
        height: 165px;
    }

    .book-3d .book-title {
        font-size: 0.75rem;
    }

    .book-subtitle {
        font-size: 0.5rem;
    }

    .book-logo {
        width: 30px;
        height: 16px;
    }

    .book-cover-graphic {
        height: 35px;
    }

    .book-3d-spine {
        width: 24px;
    }

    .book-3d-spine span {
        font-size: 0.6rem;
    }

    .clients-marquee-track {
        gap: 40px;
        animation-duration: 30s;
    }

    .client-logo img {
        width: 64px;
        height: 64px;
        padding: 10px;
    }

    .client-logo:hover {
        transform: translateY(-4px);
    }

    .client-logo:hover img {
        transform: scale(1.2);
    }

    .work-card-content {
        padding: 24px;
    }

    .work-title {
        font-size: 1.2rem;
    }

    .work-metrics {
        gap: 20px;
    }

    .metric-value {
        font-size: 1.25rem;
    }

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

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

    .blog-card-featured {
        grid-column: span 1;
    }

    .contact-title {
        font-size: 2rem;
    }

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

    .footer-brand {
        flex-direction: column;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        grid-template-columns: 1fr 1fr;
    }

    .stat {
        padding: 12px 0;
    }

    .timeline-content {
        padding: 24px;
    }

    .book-cover {
        padding: 24px;
    }

    .contact-link {
        padding: 20px;
        gap: 16px;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    [data-animate] {
        opacity: 1;
        transform: none;
    }
}