/* =========================================================
   Ayushya Verma — Portfolio
   Shared stylesheet for all pages.
   ========================================================= */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #18181b;
    --bg-tertiary: #27272a;
    --text-primary: #fafafa;
    --text-secondary: #e4e4e7;
    --text-muted: #a1a1aa;
    --text-dim: #71717a;
    --accent-blue: #3b82f6;
    --accent-blue-light: #60a5fa;
    --accent-purple: #8b5cf6;
    --accent-purple-light: #a78bfa;
    --accent-pink: #ec4899;
    --accent-pink-light: #f472b6;
    --accent-green: #22c55e;
    --accent-amber: #f59e0b;
    --border-subtle: rgba(255, 255, 255, 0.05);
    --border-light: rgba(255, 255, 255, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* ---------- Background ---------- */
.background-gradient {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(29, 78, 216, 0.15), transparent 40%);
}

.noise-overlay {
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1;
}

/* ---------- Navigation ---------- */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1rem 2rem;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background-color: rgba(10, 10, 15, 0.8);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.logo-subtext {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--text-dim);
    font-weight: 500;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.75rem;
    flex: 1;
    justify-content: center;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.2s ease;
}

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

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

.nav-link.active::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
}

.nav-links {
    display: flex;
    gap: 0.75rem;
    flex-shrink: 0;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-light);
    transition: all 0.2s ease;
    cursor: pointer;
}

.nav-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.nav-btn-primary {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.nav-btn-primary:hover {
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.nav-btn svg {
    width: 18px;
    height: 18px;
}

.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 0.5rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.nav-toggle svg {
    width: 20px;
    height: 20px;
}

/* ---------- Page header (secondary pages) ---------- */
.page-header {
    position: relative;
    z-index: 10;
    padding: 9rem 4rem 3rem;
    max-width: 1400px;
    margin: 0 auto;
}

.page-eyebrow {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-blue-light);
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: 0.75rem;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.page-title .accent {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 50%, var(--accent-pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 720px;
    line-height: 1.7;
}

/* ---------- Hero (home page) ---------- */
.hero {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 8rem 4rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

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

.fellowship-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 100px;
    background-color: rgba(139, 92, 246, 0.15);
    color: var(--accent-purple-light);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid rgba(139, 92, 246, 0.3);
    width: fit-content;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

.hero-title {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
}

.hero-title-line {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.hero-title-accent {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 50%, var(--accent-pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.7;
    max-width: 540px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

.hero-description .highlight {
    color: var(--accent-blue-light);
    font-weight: 500;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.8s forwards;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

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

.hero-cta {
    display: flex;
    gap: 1rem;
    padding-top: 0.5rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 1s forwards;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.5);
}

.cta-btn svg {
    width: 20px;
    height: 20px;
}

.cta-btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: none;
}

.cta-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    box-shadow: none;
}

/* ---------- Hero visual code block ---------- */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transform: translateY(40px);
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

.code-block {
    width: 100%;
    max-width: 480px;
    background-color: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border-light);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 1rem 1.25rem;
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-subtle);
}

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

.code-dot-red { background-color: #ef4444; }
.code-dot-yellow { background-color: #eab308; }
.code-dot-green { background-color: #22c55e; }

.code-title {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--text-dim);
    font-family: 'JetBrains Mono', monospace;
}

.code-content {
    padding: 1.5rem;
    font-size: 0.8rem;
    line-height: 1.8;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    overflow: auto;
    white-space: pre;
}

.code-content .keyword { color: #c678dd; }
.code-content .function { color: #61afef; }
.code-content .string { color: #98c379; }
.code-content .comment { color: #5c6370; }

/* ---------- Sections ---------- */
.section {
    position: relative;
    z-index: 10;
    padding: 5rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 3rem;
    letter-spacing: -0.02em;
}

.section-number {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-blue);
    font-family: 'JetBrains Mono', monospace;
}

.section-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.section-header-row .section-title {
    margin-bottom: 0;
}

.section-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent-blue-light);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.2s ease;
}

.section-link:hover {
    gap: 0.75rem;
}

/* ---------- Education ---------- */
.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.education-card {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    transition: all 0.3s ease;
}

.education-card:hover {
    border-color: var(--border-light);
    background-color: rgba(255, 255, 255, 0.03);
}

.edu-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.edu-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.edu-degree {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.edu-institution {
    font-size: 1rem;
    color: var(--accent-blue);
    font-weight: 500;
}

.edu-location {
    font-size: 0.875rem;
    color: var(--text-dim);
}

.edu-thesis {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
    line-height: 1.6;
}

.edu-achievements {
    font-size: 0.875rem;
    color: var(--accent-purple-light);
    margin-top: 0.5rem;
}

/* ---------- Experience ---------- */
.experience-timeline {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.experience-card {
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--accent-blue);
    transition: all 0.3s ease;
}

.experience-card:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

.exp-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.exp-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.exp-company {
    font-size: 1rem;
    color: var(--accent-blue);
    font-weight: 500;
    margin-top: 0.25rem;
}

.exp-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
}

.exp-period {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

.exp-location {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.exp-highlights {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.exp-highlights li {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
    padding-left: 1.5rem;
    position: relative;
}

.exp-highlights li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
}

/* ---------- Projects listing ---------- */
.projects-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
}

.filter-chip {
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.filter-chip:hover {
    background-color: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.filter-chip.active {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.25);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}

.project-card {
    display: flex;
    flex-direction: column;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    gap: 1rem;
    transition: all 0.3s ease;
    color: inherit;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.03), rgba(139, 92, 246, 0.03));
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.project-card:hover {
    border-color: var(--border-light);
    background-color: rgba(255, 255, 255, 0.03);
    transform: translateY(-4px);
}

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

.project-card.hidden {
    display: none;
}

.project-header {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.project-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
}

.project-org {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-description {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.project-highlight {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--accent-green);
    font-weight: 500;
    padding: 0.75rem 1rem;
    background-color: rgba(34, 197, 94, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
}

.project-tag {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: 100px;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue-light);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
    margin-top: 0.5rem;
}

.project-view-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-blue-light);
    transition: gap 0.2s ease;
}

.project-card:hover .project-view-link {
    gap: 0.7rem;
}

.project-view-link svg {
    width: 14px;
    height: 14px;
}

/* ---------- Project detail page ---------- */
.project-detail {
    position: relative;
    z-index: 10;
    max-width: 900px;
    margin: 0 auto;
    padding: 7rem 2rem 4rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    transition: color 0.2s ease;
}

.back-link:hover {
    color: var(--accent-blue-light);
}

.back-link svg {
    width: 16px;
    height: 16px;
}

.project-hero {
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--border-subtle);
}

.project-category-pill {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.category-defense {
    background-color: rgba(34, 197, 94, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.category-research {
    background-color: rgba(139, 92, 246, 0.15);
    color: var(--accent-purple-light);
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.category-client {
    background-color: rgba(245, 158, 11, 0.15);
    color: var(--accent-amber);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.project-hero h1 {
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 1rem;
}

.project-tagline {
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1.7;
    max-width: 720px;
}

.project-meta-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
}

.project-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.project-meta-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.project-meta-value {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

.project-links-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.project-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid var(--border-light);
    transition: all 0.2s ease;
}

.project-link-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.project-link-btn svg {
    width: 16px;
    height: 16px;
}

.project-link-btn.primary {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    border: none;
    color: #fff;
}

.project-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.project-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.project-section p {
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.project-section ul {
    list-style: none;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.project-section ul li {
    color: var(--text-muted);
    line-height: 1.6;
    padding-left: 1.5rem;
    position: relative;
    font-size: 1rem;
}

.project-section ul li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
}

.stack-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.stack-tag {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue-light);
    border: 1px solid rgba(59, 130, 246, 0.2);
    font-size: 0.875rem;
    font-weight: 500;
}

.project-callout {
    padding: 1.5rem;
    background-color: rgba(245, 158, 11, 0.08);
    border-left: 3px solid var(--accent-amber);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
}

.project-callout strong {
    color: var(--accent-amber);
}

.screenshot-placeholder {
    padding: 3rem;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px dashed var(--border-light);
    border-radius: 12px;
    text-align: center;
    color: var(--text-dim);
    font-size: 0.875rem;
    font-family: 'JetBrains Mono', monospace;
}

.next-project-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 2rem;
    margin-top: 3rem;
    border-top: 1px solid var(--border-subtle);
    flex-wrap: wrap;
}

.next-project-link {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 1rem 1.25rem;
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    transition: all 0.2s ease;
    flex: 1;
    min-width: 200px;
}

.next-project-link:hover {
    background-color: rgba(255, 255, 255, 0.06);
    border-color: var(--border-light);
}

.next-project-link.next {
    text-align: right;
    align-items: flex-end;
}

.next-project-label {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.next-project-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* ---------- Skills ---------- */
.skills-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.skill-category {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-category-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
    transition: all 0.2s ease;
}

.skill-tag:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

.skill-tag-primary {
    background-color: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue-light);
    border-color: rgba(59, 130, 246, 0.3);
}

.skill-tag-accent {
    background-color: rgba(139, 92, 246, 0.15);
    color: var(--accent-purple-light);
    border-color: rgba(139, 92, 246, 0.3);
}

.skill-tag-special {
    background-color: rgba(236, 72, 153, 0.15);
    color: var(--accent-pink-light);
    border-color: rgba(236, 72, 153, 0.3);
}

/* ---------- Recognition ---------- */
.recognition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.recognition-card {
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
}

.recognition-card:hover {
    border-color: var(--border-light);
    background-color: rgba(255, 255, 255, 0.03);
}

.rec-icon {
    font-size: 2.5rem;
}

.rec-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.rec-org {
    font-size: 0.875rem;
    color: var(--accent-blue);
    font-weight: 500;
}

.rec-desc {
    font-size: 0.875rem;
    color: var(--text-dim);
    line-height: 1.5;
}

/* ---------- Contact ---------- */
.contact-section {
    position: relative;
    z-index: 10;
    padding: 6rem 4rem;
    background: linear-gradient(to bottom, transparent, rgba(59, 130, 246, 0.05));
}

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

.contact-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.contact-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.contact-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.95rem;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.contact-link:hover {
    background-color: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

.contact-link svg {
    width: 20px;
    height: 20px;
    color: var(--accent-blue);
}

/* Contact page form */
.contact-page-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 4rem 4rem;
    position: relative;
    z-index: 10;
}

.contact-info-col h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.contact-info-col p {
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    transition: all 0.2s ease;
}

.contact-info-item:hover {
    background-color: rgba(255, 255, 255, 0.04);
    border-color: var(--border-light);
}

.contact-info-item svg {
    width: 20px;
    height: 20px;
    color: var(--accent-blue);
    flex-shrink: 0;
}

.contact-info-item-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.contact-info-item-label {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.form-input,
.form-textarea {
    padding: 0.875rem 1rem;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    background-color: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
    line-height: 1.6;
}

/* ---------- Footer ---------- */
footer {
    position: relative;
    z-index: 10;
    padding: 2.5rem 4rem;
    border-top: 1px solid var(--border-subtle);
    background-color: rgba(10, 10, 15, 0.5);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-text {
    font-size: 0.875rem;
    color: #52525b;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-link {
    font-size: 0.875rem;
    color: var(--text-dim);
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--accent-blue-light);
}

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

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        padding: 7rem 2rem 4rem;
        min-height: auto;
    }

    .hero-visual {
        order: -1;
    }

    .hero-title-line,
    .hero-title-accent {
        font-size: 2.5rem;
    }

    .page-title {
        font-size: 2.25rem;
    }

    .section,
    .page-header {
        padding-left: 2rem;
        padding-right: 2rem;
    }

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

    .contact-page-grid {
        grid-template-columns: 1fr;
        padding: 2rem;
    }
}

@media (max-width: 860px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        padding: 1rem;
        gap: 0.25rem;
        background-color: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-subtle);
    }

    .nav-menu.open {
        display: flex;
    }

    .nav-menu .nav-link {
        width: 100%;
        padding: 0.75rem 1rem;
        border-radius: 8px;
    }

    .nav-menu .nav-link:hover {
        background-color: rgba(255, 255, 255, 0.05);
    }

    .nav-toggle {
        display: inline-flex;
    }
}

@media (max-width: 768px) {
    nav {
        padding: 1rem;
    }

    .logo-subtext {
        display: none;
    }

    .nav-btn span {
        display: none;
    }

    .nav-btn {
        padding: 0.625rem;
    }

    .hero {
        padding: 6rem 1.5rem 3rem;
    }

    .hero-title-line,
    .hero-title-accent {
        font-size: 2rem;
    }

    .page-header {
        padding: 8rem 1.5rem 2rem;
    }

    .page-title {
        font-size: 1.85rem;
    }

    .hero-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }

    .stat-divider {
        display: none;
    }

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

    .section {
        padding: 3rem 1.5rem;
    }

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

    .project-detail {
        padding: 6rem 1.25rem 3rem;
    }

    .project-hero h1 {
        font-size: 2rem;
    }

    .contact-section {
        padding: 4rem 1.5rem;
    }

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

    .contact-links {
        flex-direction: column;
        align-items: center;
    }

    footer {
        padding: 2rem 1.5rem;
    }

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