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

:root {
    --bg: #f8f7f4;
    --surface: #ffffff;
    --border: #e4e2dc;
    --text: #1a1a1a;
    --muted: #6b7280;
    --accent: #2d4ed8;
    --accent2: #7c3aed;
    --heading-font: 'Syne', sans-serif;
    --serif: 'Instrument Serif', serif;
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--heading-font);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── NOISE OVERLAY ── */
body::before {
    content: '';
    position: fixed; inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
    opacity: 0.025;
    pointer-events: none;
    z-index: 999;
}

/* ── NAV ── */
nav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.25rem 3rem;
    border-bottom: 1px solid transparent;
    backdrop-filter: blur(12px);
    transition: border-color 0.3s, background 0.3s;
}
nav.scrolled {
    border-color: var(--border);
    background: rgba(248,247,244,0.92);
}
.nav-logo {
    font-size: 1rem; font-weight: 800; letter-spacing: 0.08em;
    color: var(--accent); text-transform: uppercase;
    text-decoration: none;
}
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--muted);
    text-decoration: none; transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

/* ── HERO ── */
#hero {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 6rem 3rem 4rem;
    position: relative;
    overflow: hidden;
}

/* gradient orbs */
#hero::after {
    content: '';
    position: absolute;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(45,78,216,0.07) 0%, transparent 70%);
    border-radius: 50%;
    top: -100px; right: -200px;
    pointer-events: none;
}
.orb2 {
    position: absolute;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(124,58,237,0.06) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -80px; left: -100px;
    pointer-events: none;
}

.hero-inner {
    max-width: 1100px; width: 100%;
    position: relative; z-index: 1;
}
.hero-eyebrow {
    font-family: var(--heading-font);
    font-size: 0.75rem; letter-spacing: 0.25em;
    color: var(--accent); text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.7s ease forwards 0.2s;
}
.hero-name {
    font-size: clamp(3.5rem, 10vw, 8rem);
    font-weight: 800; line-height: 0.92;
    letter-spacing: -0.02em;
    color: var(--text);
    opacity: 0;
    animation: fadeUp 0.7s ease forwards 0.4s;
}
.hero-name span {
    display: block;
    color: var(--text);
}
.hero-name em {
    font-style: normal;
    color: var(--accent);
}
.hero-title {
    font-family: var(--serif);
    font-style: italic;
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--muted);
    margin-top: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.7s ease forwards 0.6s;
}
.hero-title strong {
    color: var(--accent2);
    font-style: normal;
    font-family: var(--heading-font);
    font-size: 0.9em;
}
.hero-desc {
    max-width: 560px;
    margin-top: 2rem;
    font-size: 1.05rem;
    line-height: 1.75;
    color: #4b5563;
    opacity: 0;
    animation: fadeUp 0.7s ease forwards 0.8s;
}
.hero-cta {
    display: flex; gap: 1rem; margin-top: 3rem;
    opacity: 0;
    animation: fadeUp 0.7s ease forwards 1s;
}
.btn-primary {
    padding: 0.85rem 2rem;
    background: var(--accent);
    color: #ffffff;
    font-family: var(--heading-font);
    font-size: 0.85rem; font-weight: 700;
    letter-spacing: 0.08em; text-transform: uppercase;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(45,78,216,0.25);
}
.btn-outline {
    padding: 0.85rem 2rem;
    border: 1px solid var(--border);
    color: var(--muted);
    font-family: var(--heading-font);
    font-size: 0.85rem; font-weight: 700;
    letter-spacing: 0.08em; text-transform: uppercase;
    text-decoration: none;
    transition: border-color 0.2s, color 0.2s;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.hero-scroll {
    position: absolute; bottom: 2.5rem; left: 3rem;
    font-family: var(--heading-font); font-size: 0.7rem;
    letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--muted);
    display: flex; align-items: center; gap: 1rem;
    opacity: 0;
    animation: fadeIn 1s ease forwards 1.4s;
}
.hero-scroll::after {
    content: '';
    width: 60px; height: 1px;
    background: var(--border);
}

/* ── SECTIONS ── */
section {
    padding: 7rem 3rem;
}
.container { max-width: 1100px; margin: 0 auto; }

.section-label {
    font-family: var(--heading-font);
    font-size: 0.7rem; letter-spacing: 0.25em;
    text-transform: uppercase; color: var(--accent);
    font-weight: 600;
    margin-bottom: 1rem;
}
.section-heading {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800; line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}

/* ── ABOUT SPLIT ── */
#about .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}
.about-text p {
    font-size: 1.05rem; line-height: 1.85;
    color: #4b5563; margin-bottom: 1.5rem;
}
.about-text p strong { color: var(--text); }
.stats-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}
.stat-item {
    background: var(--surface);
    padding: 2rem;
}
.stat-num {
    font-size: 2.5rem; font-weight: 800;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}
.stat-label {
    font-size: 0.8rem; color: var(--muted);
    margin-top: 0.25rem; line-height: 1.4;
}

/* ── EXPERIENCE ── */
#experience { background: var(--surface); }
.exp-list { display: flex; flex-direction: column; gap: 0; }
.exp-item {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 3rem;
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--border);
    transition: background 0.2s;
}
.exp-item:first-child { border-top: 1px solid var(--border); }
.exp-meta {}
.exp-period {
    font-family: var(--heading-font); font-size: 0.72rem;
    letter-spacing: 0.12em; color: var(--muted); text-transform: uppercase; font-weight: 600;
}
.exp-company {
    font-size: 0.9rem; color: var(--accent2);
    margin-top: 0.35rem; font-weight: 600;
}
.exp-role {
    font-size: 1.25rem; font-weight: 700;
    margin-bottom: 0.75rem;
}
.exp-desc {
    font-size: 0.95rem; line-height: 1.75;
    color: #4b5563;
}
.exp-tags {
    display: flex; flex-wrap: wrap; gap: 0.5rem;
    margin-top: 1rem;
}
.tag {
    font-family: var(--mono); font-size: 0.7rem;
    letter-spacing: 0.05em;
    padding: 0.3rem 0.75rem;
    border: 1px solid var(--border);
    color: var(--muted);
}

/* ── SKILLS ── */
#skills .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}
.skill-card {
    background: var(--surface);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: background 0.2s, box-shadow 0.2s;
}
.skill-card:hover { background: var(--bg); box-shadow: inset 0 0 0 1px var(--border); }
.skill-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    transform: scaleX(0); transform-origin: left;
    transition: transform 0.3s;
}
.skill-card:hover::before { transform: scaleX(1); }
.skill-icon {
    font-size: 1.5rem; margin-bottom: 1.25rem;
}
.skill-title {
    font-size: 1.1rem; font-weight: 700;
    margin-bottom: 0.75rem;
}
.skill-desc {
    font-size: 0.9rem; line-height: 1.7;
    color: var(--muted);
}

/* ── CONTACT ── */
#contact {
    background: var(--bg);
    text-align: center;
}
#contact .section-heading { margin-bottom: 1rem; }
#contact .subtitle {
    font-family: var(--serif);
    font-style: italic;
    font-size: 1.25rem; color: var(--muted);
    margin-bottom: 3rem;
}
.contact-links {
    display: flex; justify-content: center; gap: 1.5rem;
    flex-wrap: wrap;
}
.contact-link {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.85rem 1.75rem;
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.85rem; font-weight: 600;
    letter-spacing: 0.05em; text-transform: uppercase;
    text-decoration: none;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.contact-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(45,78,216,0.05);
}

/* ── FOOTER ── */
footer {
    padding: 2rem 3rem;
    display: flex; justify-content: space-between; align-items: center;
    border-top: 1px solid var(--border);
}
footer p {
    font-family: var(--mono); font-size: 0.7rem;
    letter-spacing: 0.1em; color: var(--muted);
}
.footer-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 2s ease infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}
.reveal {
    opacity: 0; transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
    opacity: 1; transform: translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    nav { padding: 1rem 1.5rem; }
    .nav-links { display: none; }
    section { padding: 5rem 1.5rem; }
    #hero { padding: 6rem 1.5rem 3rem; }
    #about .about-grid { grid-template-columns: 1fr; gap: 3rem; }
    .exp-item { grid-template-columns: 1fr; gap: 0.5rem; }
    .hero-scroll { left: 1.5rem; }
    footer { padding: 1.5rem; flex-direction: column; gap: 1rem; text-align: center; }
}