/* ============================================
   Design System — Akash Pegada Portfolio
   ============================================ */
:root {
    /* Core palette */
    --color-bg-dark: #070a1c;
    --color-bg-darker: #04061a;
    --color-bg-light: #0f1330;
    --color-surface: rgba(255, 255, 255, 0.04);
    --color-surface-strong: rgba(255, 255, 255, 0.07);
    --color-border: rgba(255, 255, 255, 0.09);
    --color-border-strong: rgba(255, 255, 255, 0.18);

    --color-text-primary: #f5f7ff;
    --color-text-secondary: #c6cde6;
    --color-text-muted: #8590b5;

    /* Accent colors */
    --color-accent-1: #FF6B6B;
    --color-accent-2: #4ECDC4;
    --color-accent-3: #FFE66D;
    --color-accent-4: #A8DADC;
    --color-accent-5: #B19CD9;
    --color-accent-6: #FF8B94;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-tertiary: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-accent: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    --gradient-glow: radial-gradient(circle at 50% 50%, rgba(102,126,234,0.35), transparent 70%);

    /* Spacing */
    --spacing-2xs: 0.35rem;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --spacing-2xl: 6.5rem;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;

    --font-size-xs: 0.8125rem;
    --font-size-sm: 0.9375rem;
    --font-size-md: 1.0625rem;
    --font-size-lg: 1.375rem;
    --font-size-xl: 1.875rem;
    --font-size-2xl: 2.5rem;
    --font-size-3xl: 3.5rem;
    --font-size-4xl: 4.75rem;

    /* Radius */
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.28);
    --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.35);
    --shadow-xl: 0 28px 70px rgba(0, 0, 0, 0.45);
    --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.35);
    --shadow-accent: 0 12px 40px color-mix(in oklab, var(--accent, #667eea) 35%, transparent);

    /* Transitions */
    --transition-fast: 0.18s cubic-bezier(.2,.8,.2,1);
    --transition-normal: 0.32s cubic-bezier(.2,.8,.2,1);
    --transition-slow: 0.55s cubic-bezier(.2,.8,.2,1);

    /* Z-Index */
    --z-particles: -1;
    --z-base: 1;
    --z-navbar: 100;
    --z-overlay: 500;
    --z-modal: 1000;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    color: var(--color-text-secondary);
    background-color: var(--color-bg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 40% at 20% 10%, rgba(102, 126, 234, 0.18), transparent 60%),
        radial-gradient(ellipse 50% 50% at 80% 20%, rgba(240, 147, 251, 0.16), transparent 65%),
        radial-gradient(ellipse 50% 40% at 50% 95%, rgba(79, 172, 254, 0.14), transparent 70%);
    z-index: var(--z-particles);
    pointer-events: none;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
}

::selection {
    background-color: rgba(102, 126, 234, 0.35);
    color: var(--color-text-primary);
}

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

.section {
    padding: var(--spacing-2xl) 0;
    position: relative;
}

.section-title {
    font-family: var(--font-display);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
    text-align: center;
    margin: 0 auto var(--spacing-xl);
    position: relative;
    width: fit-content;
    background: linear-gradient(135deg, #ffffff 0%, #c7d1ff 60%, #f093fb 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%);
    width: 90px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    box-shadow: 0 0 24px rgba(102, 126, 234, 0.6);
}

.section-subtitle {
    text-align: center;
    font-size: var(--font-size-md);
    color: var(--color-text-muted);
    max-width: 620px;
    margin: 0 auto var(--spacing-lg);
}

/* ============================================
   Particle Background
   ============================================ */
#particles-js {
    position: fixed;
    inset: 0;
    z-index: var(--z-particles);
    background: var(--color-bg-darker);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-navbar);
    padding: var(--spacing-md) 0;
    transition: all var(--transition-normal);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(7, 10, 28, 0.78);
    backdrop-filter: saturate(160%) blur(18px);
    -webkit-backdrop-filter: saturate(160%) blur(18px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-size: var(--font-size-md);
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--color-text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.nav-brand-mark {
    display: inline-grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: var(--gradient-primary);
    color: #fff;
    font-weight: 800;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.45);
}

.nav-brand-text {
    background: linear-gradient(135deg, #ffffff, #c7d1ff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-brand:hover .nav-brand-mark {
    transform: rotate(-6deg) scale(1.05);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.nav-toggle span {
    width: 26px;
    height: 2px;
    background: var(--color-text-primary);
    margin: 3px 0;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) { transform: translate(0, 8px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translate(0, -8px) rotate(-45deg); }

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu li a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-xs);
    transition: all var(--transition-fast);
    position: relative;
    padding: 0.55rem 0.9rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.nav-menu li a i {
    font-size: 0.85rem;
    opacity: 0.75;
    transition: all var(--transition-fast);
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.nav-menu li a.active {
    background: linear-gradient(135deg, rgba(102,126,234,0.2), rgba(240,147,251,0.2));
    box-shadow: inset 0 0 0 1px var(--color-border-strong);
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: var(--spacing-2xl);
    overflow: hidden;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: var(--z-base);
    max-width: 820px;
}

.hero-avatar {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.7s ease;
}

.hero-avatar-ring {
    position: relative;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    padding: 4px;
    background: conic-gradient(from 120deg, #667eea, #f093fb, #4facfe, #667eea);
    box-shadow: 0 0 60px rgba(102, 126, 234, 0.45);
    animation: spinRing 12s linear infinite;
}

.hero-avatar-ring::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 1px dashed rgba(255, 255, 255, 0.15);
    animation: spinRing 22s linear infinite reverse;
}

.hero-avatar-ring img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    background: var(--color-bg-light);
}

.hero-avatar-ring.no-image::before {
    content: 'AP';
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: grid;
    place-items: center;
    color: #fff;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 2.4rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.55rem 1rem;
    border-radius: var(--radius-full);
    background: rgba(78, 205, 196, 0.08);
    border: 1px solid rgba(78, 205, 196, 0.28);
    color: #b8f2ec;
    font-size: var(--font-size-xs);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.7s ease 0.05s backwards;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ECDC4;
    box-shadow: 0 0 0 4px rgba(78, 205, 196, 0.22);
    animation: pulse 2s infinite;
}

.hero-greeting {
    font-size: var(--font-size-md);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-2xs);
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
    animation: fadeInUp 0.7s ease 0.1s backwards;
}

.hero-name {
    font-family: var(--font-display);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    letter-spacing: -0.035em;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.05;
    animation: fadeInUp 0.7s ease 0.15s backwards;
}

.hero-name span {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 6s ease infinite;
}

.hero-title {
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.7s ease 0.2s backwards;
}

.hero-tagline {
    font-size: var(--font-size-md);
    color: #d0d8f0;
    max-width: 640px;
    margin: 0 auto var(--spacing-xs);
    font-weight: 500;
    animation: fadeInUp 0.7s ease 0.25s backwards;
}

.hero-summary {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    max-width: 720px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
    animation: fadeInUp 0.7s ease 0.3s backwards;
}

.hero-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: var(--spacing-sm);
    margin: var(--spacing-lg) auto;
    max-width: 920px;
    animation: fadeInUp 0.7s ease 0.35s backwards;
}

.highlight-item {
    --accent: #667eea;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-normal);
    backdrop-filter: blur(14px);
    text-align: left;
    position: relative;
    overflow: hidden;
}

.highlight-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 18%, transparent), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.highlight-item:hover {
    transform: translateY(-6px);
    background: var(--color-surface-strong);
    border-color: color-mix(in oklab, var(--accent) 55%, var(--color-border-strong));
    box-shadow: var(--shadow-lg);
}

.highlight-item:hover::before { opacity: 1; }

.highlight-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    color: var(--accent);
    background: color-mix(in oklab, var(--accent) 18%, transparent);
    border: 1px solid color-mix(in oklab, var(--accent) 35%, var(--color-border));
    font-size: 1.1rem;
    flex-shrink: 0;
    z-index: 1;
}

.highlight-item span {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-primary);
    z-index: 1;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin: var(--spacing-lg) 0;
    animation: fadeInUp 0.7s ease 0.4s backwards;
}

.btn {
    padding: 0.95rem 1.9rem;
    border-radius: var(--radius-full);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: var(--font-size-xs);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 1.5px solid transparent;
    letter-spacing: 0.01em;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.28) 50%, transparent 70%);
    transform: translateX(-120%);
    transition: transform 0.7s ease;
}

.btn:hover::before { transform: translateX(120%); }

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 8px 28px rgba(102, 126, 234, 0.45);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 40px rgba(102, 126, 234, 0.65);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--color-text-primary);
    border-color: rgba(255, 255, 255, 0.24);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
}

.hero-social {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin: var(--spacing-lg) 0;
    animation: fadeInUp 0.7s ease 0.45s backwards;
}

.social-link {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    font-size: 1.15rem;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.social-link:hover {
    transform: translateY(-5px);
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.5);
}

.scroll-indicator {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    font-family: var(--font-mono);
    margin-top: var(--spacing-xl);
    animation: bounce 2.4s infinite;
}

.scroll-indicator i { font-size: var(--font-size-md); }

.hero-decoration {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.32;
    animation: float 22s infinite;
}

.orb-1 {
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, #667eea 0%, transparent 70%);
    top: -220px;
    left: -220px;
}

.orb-2 {
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, #f093fb 0%, transparent 70%);
    bottom: -160px;
    right: -160px;
    animation-delay: -6s;
}

.orb-3 {
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, #4facfe 0%, transparent 70%);
    top: 55%;
    right: 8%;
    animation-delay: -12s;
}

/* ============================================
   About Section
   ============================================ */
.about-section {
    background: linear-gradient(180deg, transparent, rgba(15, 19, 48, 0.55) 20%, rgba(15, 19, 48, 0.55) 80%, transparent);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    max-width: 980px;
    margin-inline: auto;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.about-text p {
    font-size: var(--font-size-md);
    line-height: 1.85;
    color: var(--color-text-secondary);
    text-align: center;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.stat-card {
    --accent: #667eea;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 22%, transparent), transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-10px);
    border-color: color-mix(in oklab, var(--accent) 55%, var(--color-border-strong));
    box-shadow: var(--shadow-xl), 0 0 40px color-mix(in oklab, var(--accent) 20%, transparent);
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: color-mix(in oklab, var(--accent) 18%, transparent);
    color: var(--accent);
    display: inline-grid;
    place-items: center;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    border: 1px solid color-mix(in oklab, var(--accent) 35%, var(--color-border));
    position: relative;
    z-index: 1;
}

.stat-value {
    font-family: var(--font-display);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text-primary);
    display: block;
    margin-bottom: var(--spacing-2xs);
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.about-actions {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ============================================
   Experience — Timeline
   ============================================ */
.timeline {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
    padding: var(--spacing-md) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom,
        transparent,
        rgba(102, 126, 234, 0.7),
        rgba(240, 147, 251, 0.7),
        transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.timeline-item:nth-child(odd) .timeline-empty { grid-column: 1; }
.timeline-item:nth-child(odd) .timeline-content { grid-column: 2; }
.timeline-item:nth-child(even) .timeline-content { grid-column: 1; grid-row: 1; }
.timeline-item:nth-child(even) .timeline-empty { grid-column: 2; }

.timeline-content {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    position: relative;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    backdrop-filter: blur(10px);
    transform-style: preserve-3d;
}

.timeline-content::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(102,126,234,0.35), transparent 60%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.timeline-content:hover::before { opacity: 1; }

.timeline-content:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-xl);
}

.timeline-icon {
    position: absolute;
    left: 50%;
    top: 24px;
    transform: translateX(-50%);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 1.15rem;
    box-shadow: 0 0 0 5px var(--color-bg-dark), 0 0 24px rgba(102, 126, 234, 0.6);
    z-index: 2;
}

.experience-header {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.company-logo {
    width: 58px;
    height: 58px;
    border-radius: 14px;
    background: #fff;
    padding: 10px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--color-border-strong);
}

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

.company-logo i {
    font-size: 1.5rem;
    color: #0b1226;
}

.experience-heading { flex: 1; min-width: 0; }

.experience-title {
    font-family: var(--font-display);
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.3rem;
    line-height: 1.35;
}

.experience-company {
    font-size: var(--font-size-xs);
    color: #d0d8f0;
    margin-bottom: 0.25rem;
}

.experience-company strong { color: var(--color-text-primary); }

.experience-period {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
}

.experience-type { color: var(--color-accent-2); }

.experience-description {
    margin: var(--spacing-sm) 0 var(--spacing-md);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.experience-responsibilities {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.experience-responsibilities li {
    padding-left: 1.5rem;
    margin-bottom: 0.55rem;
    position: relative;
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    line-height: 1.65;
}

.experience-responsibilities li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gradient-primary);
    box-shadow: 0 0 10px rgba(102, 126, 234, 0.6);
}

.experience-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

/* ============================================
   Tech/Skill tags with logos
   ============================================ */
.tech-tag,
.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.tech-tag:hover,
.skill-tag:hover {
    background: rgba(255, 255, 255, 0.11);
    border-color: rgba(255, 255, 255, 0.28);
    color: var(--color-text-primary);
    transform: translateY(-2px);
}

.tech-logo {
    width: 16px;
    height: 16px;
    object-fit: contain;
    flex-shrink: 0;
}

/* Larger logos inside skill lists */
.skill-list .skill-tag {
    padding: 0.55rem 0.85rem;
    font-size: var(--font-size-xs);
}

.skill-list .tech-logo { width: 18px; height: 18px; }

/* ============================================
   Skills Section
   ============================================ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1080px;
    margin: 0 auto;
}

.skill-category {
    --accent: #667eea;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.skill-category::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 60%, transparent), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.skill-category::after {
    content: '';
    position: absolute;
    top: -40%;
    right: -30%;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, color-mix(in oklab, var(--accent) 28%, transparent), transparent 65%);
    filter: blur(40px);
    opacity: 0.6;
    pointer-events: none;
}

.skill-category:hover {
    border-color: color-mix(in oklab, var(--accent) 55%, var(--color-border-strong));
    box-shadow: var(--shadow-xl);
}

.skill-category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.skill-category-icon {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    font-size: 1.4rem;
    background: color-mix(in oklab, var(--accent) 18%, transparent);
    color: var(--accent);
    border: 1px solid color-mix(in oklab, var(--accent) 40%, var(--color-border));
}

.skill-category-title {
    font-family: var(--font-display);
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
}

.skill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    position: relative;
    z-index: 1;
}

/* ============================================
   Projects Section
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    --accent: #667eea;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    opacity: 0.6;
}

.project-card:hover {
    border-color: color-mix(in oklab, var(--accent) 55%, var(--color-border-strong));
    box-shadow: var(--shadow-xl);
}

.project-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.project-icon {
    width: 62px;
    height: 62px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    font-size: 1.6rem;
    color: #fff;
    box-shadow: 0 10px 30px color-mix(in oklab, var(--accent) 35%, transparent);
}

.project-category {
    font-size: 0.72rem;
    padding: 0.35rem 0.7rem;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.project-header { margin-bottom: var(--spacing-sm); }

.project-title {
    font-family: var(--font-display);
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.35;
}

.project-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    font-size: var(--font-size-xs);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: var(--spacing-md);
}

.project-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: auto;
}

.project-link {
    padding: 0.5rem 0.9rem;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-xs);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: all var(--transition-fast);
}

.project-link:hover {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
    transform: translateY(-2px);
}

.project-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

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

.project-stat-value {
    display: block;
    font-weight: 700;
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    font-family: var(--font-display);
}

.project-stat-label {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* ============================================
   Education Section
   ============================================ */
.subsection-title {
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    text-align: center;
    margin: var(--spacing-2xl) 0 var(--spacing-xl);
    letter-spacing: -0.02em;
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.education-card {
    --accent: #667eea;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.education-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, color-mix(in oklab, var(--accent) 26%, transparent), transparent 65%);
    filter: blur(40px);
    opacity: 0.55;
    pointer-events: none;
}

.education-card:hover {
    border-color: color-mix(in oklab, var(--accent) 55%, var(--color-border-strong));
    box-shadow: var(--shadow-xl);
}

.education-icon {
    --accent: #667eea;
    width: 72px;
    height: 72px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    background: #fff;
    padding: 12px;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 24px color-mix(in oklab, var(--accent) 35%, transparent);
    border: 1px solid var(--color-border-strong);
}

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

.education-icon i { color: var(--accent); }

.education-degree {
    font-family: var(--font-display);
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.35rem;
    position: relative;
    z-index: 1;
}

.education-institution {
    font-size: var(--font-size-sm);
    color: #c8d0e8;
    margin-bottom: 0.25rem;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.education-period {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-mono);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    z-index: 1;
}

.education-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xs);
    line-height: 1.75;
    position: relative;
    z-index: 1;
}

.education-achievements {
    list-style: none;
    position: relative;
    z-index: 1;
}

.education-achievements li {
    padding-left: 1.6rem;
    margin-bottom: 0.45rem;
    position: relative;
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    line-height: 1.65;
}

.education-achievements li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    top: 0;
    width: 18px;
    height: 18px;
    color: var(--color-accent-2);
    font-weight: 700;
    font-size: 0.85rem;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--spacing-md);
}

.certification-card {
    --accent: #FF9900;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
}

.certification-card:hover {
    transform: translateY(-6px);
    border-color: color-mix(in oklab, var(--accent) 55%, var(--color-border-strong));
    box-shadow: var(--shadow-lg);
}

.certification-icon {
    --accent: #FF9900;
    width: 62px;
    height: 62px;
    margin: 0 auto var(--spacing-sm);
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: color-mix(in oklab, var(--accent) 15%, transparent);
    border: 1px solid color-mix(in oklab, var(--accent) 35%, var(--color-border));
    font-size: 1.6rem;
    color: var(--accent);
    padding: 12px;
}

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

.certification-title {
    font-family: var(--font-display);
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.35rem;
    line-height: 1.4;
}

.certification-issuer {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.certification-date {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-info-item {
    --accent: #667eea;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-normal);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.contact-info-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 20%, transparent), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.contact-info-item:hover {
    transform: translateX(8px);
    border-color: color-mix(in oklab, var(--accent) 55%, var(--color-border-strong));
    box-shadow: var(--shadow-lg);
}

.contact-info-item:hover::before { opacity: 1; }
.contact-info-item:hover .contact-arrow { transform: translateX(4px); opacity: 1; }

.contact-icon {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    background: color-mix(in oklab, var(--accent) 15%, transparent);
    color: var(--accent);
    border: 1px solid color-mix(in oklab, var(--accent) 40%, var(--color-border));
    display: grid;
    place-items: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    z-index: 1;
}

.contact-info-content { flex: 1; z-index: 1; }

.contact-info-content h4 {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
}

.contact-info-content p {
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    font-weight: 500;
}

.contact-arrow {
    color: var(--color-text-muted);
    opacity: 0.35;
    transition: all var(--transition-normal);
    z-index: 1;
}

.contact-form-wrapper {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: blur(10px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.form-group label {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group label i { color: var(--color-accent-2); }

.form-group input,
.form-group textarea {
    padding: 0.9rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-text-muted); }

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.6);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.12);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.form-submit {
    padding: 1rem 1.5rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-full);
    color: #fff;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    box-shadow: 0 8px 28px rgba(102, 126, 234, 0.45);
}

.form-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 38px rgba(102, 126, 234, 0.65);
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-sm);
    display: none;
    font-size: var(--font-size-xs);
}

.form-message.success {
    background: rgba(78, 205, 196, 0.1);
    border: 1px solid rgba(78, 205, 196, 0.35);
    color: var(--color-accent-2);
}

.form-message.error {
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid rgba(255, 107, 107, 0.35);
    color: var(--color-accent-1);
}

.contact-social {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-xl);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-bg-darker);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    position: relative;
    border-top: 1px solid var(--color-border);
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background: var(--gradient-primary);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.6);
}

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

.footer-tagline {
    font-family: var(--font-display);
    font-size: var(--font-size-md);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.footer-copyright {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-mono);
}

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

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: var(--font-size-xs);
    transition: color var(--transition-fast);
}

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

.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    border: none;
    color: #fff;
    font-size: 1.1rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.5);
    z-index: var(--z-navbar);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-4px) scale(1.08);
    box-shadow: 0 16px 40px rgba(102, 126, 234, 0.7);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33%      { transform: translate(30px, -50px) rotate(120deg); }
    66%      { transform: translate(-20px, 20px) rotate(240deg); }
}

@keyframes spinRing {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50%      { background-position: 100% 50%; }
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(78, 205, 196, 0.55); }
    50%      { box-shadow: 0 0 0 6px rgba(78, 205, 196, 0); }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(.2,.8,.2,1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Noise texture overlay
   ============================================ */
.noise-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 2;
    opacity: 0.035;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='matrix' values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.9 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ============================================
   Scroll progress
   ============================================ */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #f093fb, #4facfe);
    transform-origin: 0 0;
    transform: scaleX(0);
    z-index: calc(var(--z-navbar) + 1);
    box-shadow: 0 2px 14px rgba(102, 126, 234, 0.55);
    will-change: transform;
}

/* ============================================
   Cursor glow
   ============================================ */
.cursor-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 520px;
    height: 520px;
    margin-left: -260px;
    margin-top: -260px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    background: radial-gradient(circle at center, rgba(102, 126, 234, 0.14), rgba(240, 147, 251, 0.06) 35%, transparent 65%);
    filter: blur(40px);
    opacity: 0;
    transition: opacity 0.3s ease;
    mix-blend-mode: screen;
}

body:hover .cursor-glow { opacity: 1; }

@media (hover: none) {
    .cursor-glow { display: none; }
}

/* ============================================
   Section number labels
   ============================================ */
.section-number {
    display: block;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--color-accent-2);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 0.85rem;
    opacity: 0.9;
}

/* ============================================
   Hero orbit
   ============================================ */
.hero-avatar-wrap {
    position: relative;
    width: 360px;
    height: 360px;
    margin: 0 auto var(--spacing-md);
    display: grid;
    place-items: center;
    animation: fadeInUp 0.7s ease;
    overflow: visible;
}

.hero-avatar-wrap .hero-avatar {
    margin: 0;
    position: relative;
    z-index: 2;
}

.hero-orbit {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

.orbit-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px dashed rgba(255, 255, 255, 0.12);
    animation: orbitSpin 40s linear infinite;
}

.orbit-ring.ring-inner {
    inset: 22px;
    animation-duration: 30s;
    border-color: rgba(102, 126, 234, 0.25);
}

.orbit-ring.ring-outer {
    inset: -28px;
    animation-duration: 55s;
    animation-direction: reverse;
    border-color: rgba(240, 147, 251, 0.2);
}

.orbit-item {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    transform: rotate(var(--angle));
}

.orbit-ring.ring-inner .orbit-item { --r: 128px; }
.orbit-ring.ring-outer .orbit-item { --r: 172px; }

.orbit-chip {
    position: absolute;
    top: calc(-1 * var(--r));
    left: 0;
    transform: translate(-50%, 0) rotate(calc(-1 * var(--angle)));
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(10, 14, 36, 0.9);
    border: 1px solid var(--color-border-strong);
    display: grid;
    place-items: center;
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45), 0 0 0 0 rgba(102, 126, 234, 0);
    animation: orbitChipPulse 6s ease-in-out infinite;
}

.orbit-chip img {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.ring-outer .orbit-chip { width: 46px; height: 46px; }
.ring-outer .orbit-chip img { width: 24px; height: 24px; }

@keyframes orbitSpin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

@keyframes orbitChipPulse {
    0%, 100% { box-shadow: 0 10px 28px rgba(0,0,0,0.45), 0 0 0 0 rgba(102,126,234,0); }
    50%      { box-shadow: 0 10px 28px rgba(0,0,0,0.45), 0 0 28px 2px rgba(102,126,234,0.35); }
}

/* Shrink the avatar ring slightly to fit orbit */
.hero-avatar-wrap .hero-avatar-ring { width: 150px; height: 150px; }

/* ============================================
   Typing effect in hero title
   ============================================ */
.hero-title {
    display: inline-flex;
    align-items: baseline;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.25rem;
    min-height: 2.6em;
}

.typing-prefix { color: var(--color-text-primary); font-weight: 500; }

.typing-text {
    background: var(--gradient-tertiary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.typing-caret {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: var(--color-accent-2);
    margin-left: 2px;
    transform: translateY(2px);
    animation: blink 1s steps(1) infinite;
}

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

/* ============================================
   Skills marquee
   ============================================ */
.skills-marquee {
    position: relative;
    overflow: hidden;
    margin: var(--spacing-lg) 0 var(--spacing-xl);
    padding: var(--spacing-sm) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    background: linear-gradient(180deg, rgba(255,255,255,0.015), rgba(255,255,255,0.04), rgba(255,255,255,0.015));
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee-track {
    display: flex;
    gap: var(--spacing-lg);
    width: max-content;
    animation: marquee 55s linear infinite;
}

.skills-marquee:hover .marquee-track { animation-play-state: paused; }

.marquee-item {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.55rem 1rem;
    border-radius: var(--radius-full);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    white-space: nowrap;
    backdrop-filter: blur(8px);
}

.marquee-item img {
    width: 20px;
    height: 20px;
    object-fit: contain;
    flex-shrink: 0;
}

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

/* ============================================
   Card spotlight (mouse gradient follow)
   ============================================ */
.skill-category,
.project-card,
.education-card,
.timeline-content,
.certification-card,
.contact-info-item,
.highlight-item,
.stat-card {
    --mx: 50%;
    --my: 50%;
}

.skill-category::after,
.project-card::after,
.education-card::after,
.timeline-content::after,
.certification-card::after,
.contact-info-item::after,
.highlight-item::after,
.stat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(280px circle at var(--mx) var(--my), rgba(255, 255, 255, 0.09), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
    z-index: 0;
}

.skill-category:hover::after,
.project-card:hover::after,
.education-card:hover::after,
.timeline-content:hover::after,
.certification-card:hover::after,
.contact-info-item:hover::after,
.highlight-item:hover::after,
.stat-card:hover::after {
    opacity: 1;
}

/* Make ::after overlay above ::before but below content */
.skill-category > *,
.project-card > *,
.education-card > *,
.timeline-content > *,
.certification-card > *,
.contact-info-item > *,
.highlight-item > *,
.stat-card > * {
    position: relative;
    z-index: 1;
}

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

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 968px) {
    :root {
        --font-size-4xl: 3rem;
        --font-size-3xl: 2.5rem;
        --font-size-2xl: 2rem;
    }

    .nav-toggle { display: flex; }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: -100%;
        width: 100%;
        max-width: 320px;
        height: calc(100vh - 72px);
        background: rgba(7, 10, 28, 0.97);
        backdrop-filter: blur(22px);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-lg);
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-xl);
        gap: var(--spacing-sm);
        border-right: 1px solid var(--color-border);
    }

    .nav-menu.active { left: 0; }

    .nav-menu li { width: 100%; }
    .nav-menu li a { width: 100%; justify-content: flex-start; padding: 0.85rem 1rem; }

    .timeline::before { left: 30px; }

    .timeline-item {
        grid-template-columns: 1fr;
        padding-left: 70px;
        gap: 0;
    }

    .timeline-item:nth-child(even) .timeline-content,
    .timeline-item:nth-child(odd) .timeline-content {
        grid-column: 1;
    }

    .timeline-item:nth-child(even) .timeline-empty,
    .timeline-item:nth-child(odd) .timeline-empty {
        display: none;
    }

    .timeline-icon { left: 30px; }

    .contact-wrapper { grid-template-columns: 1fr; }

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

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2.6rem;
        --font-size-3xl: 2rem;
        --spacing-xl: 3rem;
        --spacing-2xl: 4.5rem;
    }

    .section { padding: var(--spacing-xl) 0; }

    .hero-section {
        min-height: auto;
        padding: calc(var(--spacing-2xl) + 70px) 0 var(--spacing-2xl);
    }

    .hero-avatar-ring { width: 118px; height: 118px; }

    .hero-avatar-wrap { width: 260px; height: 260px; }
    .orbit-ring.ring-inner .orbit-item { --r: 95px; }
    .orbit-ring.ring-outer .orbit-item { --r: 128px; }
    .orbit-chip { width: 36px; height: 36px; }
    .orbit-chip img { width: 20px; height: 20px; }
    .ring-outer .orbit-chip { width: 38px; height: 38px; }
    .ring-outer .orbit-chip img { width: 22px; height: 22px; }

    .projects-grid { grid-template-columns: 1fr; }
    .skills-grid   { grid-template-columns: 1fr; }
    .certifications-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
    .hero-highlights { grid-template-columns: 1fr; }

    .experience-header { flex-direction: column; gap: var(--spacing-sm); }
}

@media (max-width: 480px) {
    :root {
        --font-size-4xl: 2.1rem;
        --font-size-3xl: 1.7rem;
        --font-size-2xl: 1.5rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
    }

    .container { padding: 0 var(--spacing-sm); }

    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

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

    .about-stats { grid-template-columns: 1fr; }

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