/* ============================================
   Will Austin Portfolio - Modern Design System
   ============================================ */

/* CSS Variables */
:root {
    /* Colors - Dark theme with teal/cyan accent */
    --color-bg: #0a0a0f;
    --color-bg-elevated: #12121a;
    --color-bg-card: rgba(255, 255, 255, 0.03);
    --color-surface: #1a1a24;
    
    --color-primary: #00d4aa;
    --color-primary-dim: rgba(0, 212, 170, 0.1);
    --color-primary-glow: rgba(0, 212, 170, 0.4);
    
    --color-secondary: #6366f1;
    --color-accent: #f472b6;
    
    --color-text: #ffffff;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;
    
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-hover: rgba(255, 255, 255, 0.15);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00d4aa 0%, #6366f1 100%);
    --gradient-bg: radial-gradient(ellipse at top, #1a1a2e 0%, #0a0a0f 50%);
    --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
    
    /* Typography */
    --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--color-primary-glow);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

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

/* Selection */
::selection {
    background: var(--color-primary);
    color: var(--color-bg);
}

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

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ============================================
   Animated Background
   ============================================ */

.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    background: var(--gradient-bg);
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--color-primary);
    top: -200px;
    right: -100px;
    opacity: 0.15;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--color-secondary);
    bottom: -150px;
    left: -100px;
    opacity: 0.12;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--color-accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.08;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.05); }
    50% { transform: translate(-30px, 30px) scale(0.95); }
    75% { transform: translate(-50px, -30px) scale(1.02); }
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

/* Logo Watermark Pattern */
.logo-watermark {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    opacity: 0.015;
    pointer-events: none;
}

.watermark-row {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 60px 0;
    animation: watermarkScroll 90s linear infinite;
}

.watermark-row.offset {
    margin-left: -80px;
    animation-delay: -45s;
}

.watermark-row img {
    width: 100px;
    height: 60px;
    object-fit: contain;
    flex-shrink: 0;
    filter: grayscale(100%) blur(1px) brightness(0.7);
}

/* Invert white/light logos so they show on dark background */
.watermark-row img.invert {
    filter: grayscale(100%) invert(1) blur(1px) brightness(0.7);
}

@keyframes watermarkScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-100px);
    }
}

/* ============================================
   Navigation
   ============================================ */

.nav-floating {
    position: fixed;
    top: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    width: calc(100% - var(--space-xl) * 2);
    max-width: 1200px;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-xl);
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.nav-container:hover {
    border-color: var(--color-border-hover);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    list-style: none;
}

.nav-link {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

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

.nav-link-cta {
    background: var(--gradient-primary);
    color: var(--color-bg) !important;
    font-weight: 600;
}

.nav-link-cta:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-floating {
        top: var(--space-md);
        width: calc(100% - var(--space-md) * 2);
    }
    
    .nav-container {
        padding: var(--space-sm) var(--space-md);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: absolute;
        top: calc(100% + var(--space-md));
        left: 0;
        right: 0;
        flex-direction: column;
        padding: var(--space-lg);
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-base);
    }
    
    .nav-links.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: var(--space-md);
    }
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4xl) var(--space-xl);
    max-width: 1400px;
    margin: 0 auto;
    gap: var(--space-4xl);
    position: relative;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-primary-dim);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--color-primary);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease forwards;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-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 {
    margin-bottom: var(--space-lg);
}

.title-line {
    display: block;
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 400;
    color: var(--color-text-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.title-name {
    display: block;
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-roles {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 500;
    margin-bottom: var(--space-xl);
    color: var(--color-text-secondary);
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.role-dynamic {
    color: var(--color-text);
}

.typing-cursor {
    color: var(--color-primary);
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

.hero-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    animation: fadeInUp 0.8s ease 0.5s forwards;
    opacity: 0;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-primary i {
    transition: transform var(--transition-fast);
}

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

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    animation: fadeInUp 0.8s ease 0.6s forwards;
    opacity: 0;
}

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

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

.stat-number::after {
    content: '+';
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* Hero Visual */
.hero-visual {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: fadeIn 1s ease 0.5s forwards;
    opacity: 0;
}

.profile-container {
    position: relative;
    width: 320px;
    height: 320px;
}

.profile-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.profile-ring::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--color-primary);
}

.profile-ring.ring-2 {
    width: 110%;
    height: 110%;
    border-color: rgba(99, 102, 241, 0.3);
    animation-direction: reverse;
    animation-duration: 25s;
}

.profile-ring.ring-2::before {
    background: var(--color-secondary);
    box-shadow: 0 0 20px var(--color-secondary);
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.profile-image {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    object-fit: cover;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 4px solid var(--color-bg);
    box-shadow: var(--shadow-lg);
}

.profile-status {
    position: absolute;
    bottom: 30px;
    right: 30px;
    width: 24px;
    height: 24px;
    background: var(--color-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.status-dot {
    width: 14px;
    height: 14px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-size: 0.85rem;
    font-weight: 500;
    animation: floatCard 6s ease-in-out infinite;
}

.floating-card i {
    color: var(--color-primary);
}

.card-1 {
    top: 20%;
    left: -20%;
    animation-delay: 0s;
}

.card-2 {
    top: 60%;
    right: -15%;
    animation-delay: -2s;
}

.card-3 {
    bottom: 10%;
    left: 0;
    animation-delay: -4s;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 0.8rem;
    animation: fadeInUp 0.8s ease 0.8s forwards;
    opacity: 0;
}

.scroll-arrow {
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============================================
   Section Styles
   ============================================ */

.section {
    padding: var(--space-4xl) var(--space-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.section-container {
    width: 100%;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--color-primary-dim);
    color: var(--color-primary);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
}

/* Glass Card */
.glass-card {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.glass-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   About Section
   ============================================ */

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
    margin-bottom: var(--space-3xl);
}

.about-lead {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about-text p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.highlight {
    color: var(--color-primary);
    font-weight: 500;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.highlight-item {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.highlight-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-dim);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.highlight-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.highlight-content p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* Leadership CTA Button */
.leadership-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-2xl);
    padding: var(--space-lg);
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.leadership-cta:hover {
    border-color: var(--color-primary);
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.leadership-cta .cta-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.leadership-cta .cta-content > i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.leadership-cta .cta-title {
    display: block;
    font-weight: 600;
    color: var(--color-text);
}

.leadership-cta .cta-subtitle {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.leadership-cta > i {
    color: var(--color-primary);
    transition: transform var(--transition-fast);
}

.leadership-cta:hover > i {
    transform: translateX(4px);
}

/* Tech Orbit */
.about-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-orbit {
    position: relative;
    width: 350px;
    height: 350px;
}

.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-bg);
    z-index: 2;
}

.orbit-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 1px dashed var(--color-border);
    border-radius: 50%;
}

.orbit-ring.ring-1 {
    width: 200px;
    height: 200px;
    animation: rotate 30s linear infinite;
}

.orbit-ring.ring-2 {
    width: 300px;
    height: 300px;
    animation: rotate 40s linear infinite reverse;
}

.orbit-item {
    position: absolute;
    width: 44px;
    height: 44px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.orbit-item:hover {
    background: var(--color-primary-dim);
    color: var(--color-primary);
    border-color: var(--color-primary);
    transform: scale(1.2);
}

.orbit-ring.ring-1 .orbit-item {
    --radius: 100px;
}

.orbit-ring.ring-2 .orbit-item {
    --radius: 150px;
}

.orbit-ring.ring-1 .orbit-item:nth-child(1) { transform: rotate(calc(0 * 90deg)) translateX(var(--radius)) rotate(calc(0 * -90deg)); }
.orbit-ring.ring-1 .orbit-item:nth-child(2) { transform: rotate(calc(1 * 90deg)) translateX(var(--radius)) rotate(calc(1 * -90deg)); }
.orbit-ring.ring-1 .orbit-item:nth-child(3) { transform: rotate(calc(2 * 90deg)) translateX(var(--radius)) rotate(calc(2 * -90deg)); }
.orbit-ring.ring-1 .orbit-item:nth-child(4) { transform: rotate(calc(3 * 90deg)) translateX(var(--radius)) rotate(calc(3 * -90deg)); }

.orbit-ring.ring-2 .orbit-item:nth-child(1) { transform: rotate(calc(0 * 72deg)) translateX(var(--radius)) rotate(calc(0 * -72deg)); }
.orbit-ring.ring-2 .orbit-item:nth-child(2) { transform: rotate(calc(1 * 72deg)) translateX(var(--radius)) rotate(calc(1 * -72deg)); }
.orbit-ring.ring-2 .orbit-item:nth-child(3) { transform: rotate(calc(2 * 72deg)) translateX(var(--radius)) rotate(calc(2 * -72deg)); }
.orbit-ring.ring-2 .orbit-item:nth-child(4) { transform: rotate(calc(3 * 72deg)) translateX(var(--radius)) rotate(calc(3 * -72deg)); }
.orbit-ring.ring-2 .orbit-item:nth-child(5) { transform: rotate(calc(4 * 72deg)) translateX(var(--radius)) rotate(calc(4 * -72deg)); }

/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-primary-dim);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.social-link i {
    font-size: 1.1rem;
}

/* ============================================
   Experience Section
   ============================================ */

.experience-timeline {
    position: relative;
    padding-left: 50px;
}

.timeline-line {
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-progress {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--gradient-primary);
    height: 0;
    transition: height 1s ease;
}

.experience-card {
    position: relative;
    margin-bottom: var(--space-2xl);
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInLeft 0.6s ease forwards;
}

.experience-card:nth-child(1) { animation-delay: 0.1s; }
.experience-card:nth-child(2) { animation-delay: 0.2s; }
.experience-card:nth-child(3) { animation-delay: 0.3s; }
.experience-card:nth-child(4) { animation-delay: 0.4s; }
.experience-card:nth-child(5) { animation-delay: 0.5s; }
.experience-card:nth-child(6) { animation-delay: 0.6s; }

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.card-connector {
    position: absolute;
    left: -50px;
    top: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.connector-dot {
    width: 16px;
    height: 16px;
    background: var(--color-bg);
    border: 3px solid var(--color-primary);
    border-radius: 50%;
    position: relative;
    left: 13px;
    z-index: 2;
    transition: all var(--transition-fast);
}

.experience-card:hover .connector-dot {
    background: var(--color-primary);
    box-shadow: 0 0 20px var(--color-primary-glow);
    transform: scale(1.3);
}

.connector-year {
    position: absolute;
    left: 40px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.experience-card:hover .connector-year {
    opacity: 1;
}

.card-content {
    padding: var(--space-xl);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.company-logo {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.company-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.experience-card:hover .company-logo {
    transform: scale(1.1);
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.current-badge {
    padding: var(--space-xs) var(--space-sm);
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
}

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

.role-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.company-name {
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.role-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.role-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tag {
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-primary-dim);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.tag:hover {
    background: var(--color-primary);
    color: var(--color-bg);
}

/* Brands Preview */
.brands-preview {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.brands-preview:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-dim);
}

.brands-logos {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.brands-logos img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 4px;
    background: white;
    padding: 4px;
}

.brands-link {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.brands-link i {
    font-size: 0.7rem;
}

/* Education Block */
.education-block {
    margin-top: var(--space-4xl);
}

.education-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.education-header i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.education-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

.education-content {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    padding: var(--space-xl);
}

.education-logo {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

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

.education-details h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.education-details .degree {
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.education-details .focus {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
}

.grad-year {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ============================================
   Skills Section
   ============================================ */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.skill-category {
    padding: var(--space-xl);
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.category-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--color-bg);
}

.category-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.skill-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    cursor: default;
}

.skill-item:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-dim);
}

.skill-item i {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.skill-item:hover i {
    color: var(--color-primary);
}

/* ============================================
   Courses & Certifications Section
   ============================================ */

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.course-category {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.course-category:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.category-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.category-label i {
    font-size: 1.25rem;
    color: var(--color-primary);
}

.category-label span {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
}

.course-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.course-item {
    padding: var(--space-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    transition: all var(--transition-fast);
}

.course-item:hover {
    border-color: var(--color-primary-dim);
    background: var(--color-primary-dim);
}

.course-item h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
    line-height: 1.4;
}

.course-subtitle {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.course-org {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.course-org::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 50%;
}

.course-item.certification {
    border-left: 3px solid var(--color-primary);
}

.course-item.certification h4 {
    color: var(--color-primary);
}

.course-item.has-link {
    padding-bottom: var(--space-lg);
}

.course-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-primary-dim);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.course-link:hover {
    background: var(--color-primary);
    color: var(--color-bg);
}

.course-link i {
    font-size: 0.7rem;
    transition: transform var(--transition-fast);
}

.course-link:hover i {
    transform: translateX(3px);
}

/* Responsive */
@media (max-width: 1024px) {
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .courses-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Testimonials Section
   ============================================ */

/* Featured Testimonial */
.featured-testimonial {
    padding: var(--space-2xl) var(--space-3xl);
    margin-bottom: var(--space-2xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.featured-testimonial::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.featured-quote {
    font-size: 3rem;
    color: var(--color-primary);
    opacity: 0.3;
    margin-bottom: var(--space-md);
}

.featured-text {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    line-height: 1.8;
    color: var(--color-text);
    font-weight: 400;
    margin-bottom: var(--space-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.featured-author {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.featured-author .author-title {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 1rem;
}

.featured-author .author-relation {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Testimonials Grid */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.testimonial-card {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
}

.quote-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    flex-grow: 1;
}

.quote-text::before {
    content: '"';
    color: var(--color-primary);
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 0;
    margin-right: 4px;
}

.quote-author {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.author-title {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text);
}

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

/* Responsive Grid */
@media (max-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .featured-testimonial {
        padding: var(--space-xl);
    }
}

@media (max-width: 640px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .featured-text {
        font-size: 1.1rem;
    }
}

/* ============================================
   Contact Section
   ============================================ */

.contact-section {
    padding-bottom: var(--space-2xl);
}

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

.contact-text {
    max-width: 600px;
    margin: 0 auto var(--space-3xl);
}

.contact-text p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    max-width: 800px;
    margin: 0 auto;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-xl);
    text-align: center;
    cursor: pointer;
}

.contact-icon {
    width: 64px;
    height: 64px;
    background: var(--color-primary-dim);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    transition: all var(--transition-base);
}

.contact-card:hover .contact-icon {
    background: var(--color-primary);
    color: var(--color-bg);
    transform: scale(1.1);
}

.contact-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

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

.location-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-top: var(--space-2xl);
}

.location-badge i {
    color: var(--color-primary);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    text-align: center;
    padding: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

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

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 120px;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        margin-top: var(--space-2xl);
    }
    
    .floating-card {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .tech-orbit {
        width: 280px;
        height: 280px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}

@media (max-width: 640px) {
    .section {
        padding: var(--space-2xl) var(--space-md);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .stat-divider {
        width: 40px;
        height: 1px;
    }
    
    .experience-timeline {
        padding-left: 30px;
    }
    
    .timeline-line {
        left: 10px;
    }
    
    .card-connector {
        left: -30px;
    }
    
    .connector-dot {
        left: 3px;
        width: 14px;
        height: 14px;
    }
    
    .connector-year {
        display: none;
    }
    
    .card-content {
        padding: var(--space-lg);
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
    
    .education-content {
        flex-direction: column;
        text-align: center;
    }
    
    .skill-items {
        grid-template-columns: 1fr;
    }
    
    .profile-container {
        width: 250px;
        height: 250px;
    }
    
    .profile-image {
        width: 200px;
        height: 200px;
    }
}

/* Scroll animations */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* Utility classes */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}