:root {
    --bg: #0a0a0f;
    --bg-card: #12121a;
    --bg-card-hover: #1a1a25;
    --text: #e4e4e7;
    --text-muted: #71717a;
    --text-dim: #52525b;
    --accent: #06b6d4;
    --accent-glow: rgba(6, 182, 212, 0.15);
    --accent-2: #8b5cf6;
    --accent-2-glow: rgba(139, 92, 246, 0.15);
    --border: #27272a;
    --mono: 'JetBrains Mono', monospace;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--border) var(--bg);
}

body {
    font-family: var(--sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ====== NAV ====== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(20px);
    background: rgba(10, 10, 15, 0.8);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s;
}

nav.scrolled {
    border-bottom-color: var(--border);
}

.nav-logo {
    font-family: var(--mono);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-logo span {
    color: var(--text-muted);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-family: var(--mono);
    letter-spacing: 0.02em;
    transition: color 0.2s;
}

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

/* ====== HERO ====== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 2rem 4rem;
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.hero-content {
    width: 100%;
}

.hero-tag {
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.6s ease forwards;
    animation-delay: 0.2s;
}

.hero-tag::before {
    content: '> ';
    color: var(--text-dim);
}

.hero h1 {
    font-family: var(--sans);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.6s ease forwards;
    animation-delay: 0.4s;
}

.hero h1 .accent {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-bio {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 600px;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    opacity: 0;
    animation: fadeUp 0.6s ease forwards;
    animation-delay: 0.6s;
}

.hero-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.6s ease forwards;
    animation-delay: 0.8s;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--mono);
    font-size: 0.85rem;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s;
    border: 1px solid var(--border);
    color: var(--text);
    background: var(--bg-card);
}

.btn:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
    color: var(--accent);
    transform: translateY(-1px);
}

.btn-primary {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
    font-weight: 600;
}

.btn-primary:hover {
    background: #0891b2;
    border-color: #0891b2;
    color: var(--bg);
    box-shadow: 0 0 30px var(--accent-glow);
}

/* Floating grid pattern */
.hero-grid {
    position: absolute;
    right: -5%;
    top: 50%;
    transform: translateY(-50%);
    width: 400px;
    height: 400px;
    opacity: 0.04;
    background-image:
        linear-gradient(var(--accent) 1px, transparent 1px),
        linear-gradient(90deg, var(--accent) 1px, transparent 1px);
    background-size: 40px 40px;
    border-radius: 50%;
    pointer-events: none;
}

/* ====== SECTIONS ====== */
section {
    padding: 6rem 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.section-label {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.section-label::before {
    content: '// ';
    color: var(--text-dim);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}

/* ====== ABOUT ====== */
.about-intro {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    align-items: start;
    margin-bottom: 3rem;
}

.about-photo {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
    aspect-ratio: 3 / 4;
}

.about-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

.about-photo::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    border: 1px solid rgba(6, 182, 212, 0.15);
    pointer-events: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s;
}

.stat-card:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
}

.stat-number {
    font-family: var(--mono);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Tags */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.tag {
    font-family: var(--mono);
    font-size: 0.7rem;
    padding: 0.35rem 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

/* ====== PHOTO STRIP ====== */
.photo-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 4rem;
}

.photo-card {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
    aspect-ratio: 1;
    transition: all 0.4s ease;
}

.photo-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(6, 182, 212, 0.1);
}

.photo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.photo-card:hover img {
    transform: scale(1.05);
}

.photo-card .photo-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem 0.75rem 0.75rem;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.9), transparent);
    font-family: var(--mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.photo-card:hover .photo-label {
    opacity: 1;
}

/* ====== CAREER PHOTOS ====== */
.career-photos {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-top: 1.25rem;
    max-width: 600px;
}

.career-photo {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
    aspect-ratio: 4 / 3;
    transition: all 0.3s ease;
}

.career-photo:hover {
    border-color: var(--accent);
}

.career-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ====== EXPERIENCE ====== */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, var(--accent), var(--accent-2), transparent);
}

.timeline-item {
    position: relative;
    padding-bottom: 3rem;
    padding-left: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.35rem;
    top: 0.35rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
    border: 2px solid var(--bg);
}

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

.timeline-company {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--accent);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.timeline-role {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0.25rem 0;
}

.timeline-meta {
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 0.75rem;
}

.timeline-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 600px;
}

/* ====== BLOG ====== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s;
    text-decoration: none;
    color: inherit;
    display: block;
}

.blog-card:hover {
    border-color: var(--accent);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.blog-date {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--text-dim);
    letter-spacing: 0.05em;
}

.blog-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0.75rem 0 0.5rem;
    letter-spacing: -0.01em;
}

.blog-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.blog-tag {
    display: inline-block;
    font-family: var(--mono);
    font-size: 0.65rem;
    padding: 0.2rem 0.5rem;
    background: var(--accent-glow);
    color: var(--accent);
    border-radius: 4px;
    margin-top: 1rem;
}

/* ====== RECOMMENDATIONS ====== */
.quote-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.quote-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 2px solid var(--accent);
    border-radius: 12px;
    padding: 2rem;
    margin: 0;
    transition: all 0.3s;
}

.quote-card:hover {
    background: var(--bg-card-hover);
}

.quote-card blockquote {
    margin: 0 0 1.25rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.quote-card figcaption {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

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

.quote-role {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--text-dim);
    letter-spacing: 0.03em;
}

.quote-source {
    margin-top: 1.5rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--text-dim);
}

.quote-source a {
    color: var(--text-muted);
}

/* ====== CONTACT ====== */
.contact-section {
    text-align: center;
    padding: 8rem 2rem;
}

.contact-section .section-title {
    margin-bottom: 1rem;
}

.contact-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem 2rem;
    text-decoration: none;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s;
    min-width: 200px;
    justify-content: center;
}

.contact-card:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
    transform: translateY(-2px);
}

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

.contact-card span {
    font-family: var(--mono);
    font-size: 0.85rem;
}

/* ====== FOOTER ====== */
footer {
    text-align: center;
    padding: 3rem 2rem;
    border-top: 1px solid var(--border);
}

footer p {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--text-dim);
}

footer .heart {
    color: var(--accent);
}

/* ====== DIVIDER ====== */
.divider {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

.divider hr {
    border: none;
    border-top: 1px solid var(--border);
}

/* ====== ANIMATIONS ====== */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Never let a reveal animation hide content. If the visitor prefers
   reduced motion, skip the animation entirely and show everything. */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .fade-in {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .cursor { animation: none; }
}

/* ====== CURSOR BLINK ====== */
.cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: var(--accent);
    margin-left: 2px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

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

/* ====== MOBILE NAV ====== */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-muted);
    margin: 4px 0;
    transition: all 0.3s;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1.5rem 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--border);
    }

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

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

    .about-photo {
        max-width: 280px;
        margin: 0 auto;
    }

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

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

    .hero-grid {
        display: none;
    }

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

    .photo-strip {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .career-photos {
        grid-template-columns: 1fr;
    }

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