:root {
  --bg: #07080c;
  --bg-soft: #0d1017;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #eef1f7;
  --muted: #9aa4b6;
  --faint: #6b7382;
  --accent: #22d3ee;
  --accent-2: #8b5cf6;
  --accent-3: #38bdf8;
  --gradient: linear-gradient(120deg, #22d3ee 0%, #38bdf8 40%, #8b5cf6 100%);
  --radius: 18px;
  --maxw: 1120px;
  --shadow: 0 24px 60px -24px rgba(0, 0, 0, 0.85);
  font-family: "Inter", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Ambient background */
.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}
.aurora::before,
.aurora::after {
  content: "";
  position: absolute;
  width: 60vw;
  height: 60vw;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
  animation: drift 22s ease-in-out infinite alternate;
}
.aurora::before {
  top: -20vw;
  left: -10vw;
  background: radial-gradient(circle at center, #0e7490, transparent 62%);
}
.aurora::after {
  bottom: -25vw;
  right: -15vw;
  background: radial-gradient(circle at center, #6d28d9, transparent 62%);
  animation-delay: -8s;
}
.grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 3px 3px;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
}
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(6vw, 4vw, 0) scale(1.15); }
}

/* Layout */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 96px 0;
}

/* Nav */
header.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(160%) blur(14px);
  background: rgba(7, 8, 12, 0.6);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--text);
}
.brand .logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 800;
  color: #05060a;
  background: var(--gradient);
}
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 500;
  transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--text) !important;
}
.nav-cta:hover { background: var(--surface-hover); }
@media (max-width: 680px) {
  .nav-links a:not(.nav-cta) { display: none; }
}

/* Hero */
.hero {
  padding-top: 120px;
  padding-bottom: 80px;
  position: relative;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.eyebrow .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.18);
}
.hero h1 {
  margin: 26px 0 0;
  font-size: clamp(2.6rem, 7vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 800;
}
.hero h1 .grad {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .role {
  margin-top: 18px;
  font-size: clamp(1.1rem, 2.4vw, 1.5rem);
  color: var(--text);
  font-weight: 600;
}
.hero p.lead {
  margin-top: 22px;
  max-width: 640px;
  font-size: 1.12rem;
  color: var(--muted);
}
.cta-row {
  margin-top: 38px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #05060a;
  background: var(--gradient);
  box-shadow: 0 12px 30px -10px rgba(56, 189, 248, 0.55);
}
.btn-ghost {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--surface-hover); }

.stats {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 18px;
}
.stat {
  padding: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}
.stat .num {
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat .label {
  margin-top: 4px;
  font-size: 0.85rem;
  color: var(--muted);
}

/* Section headings */
.sec-head {
  max-width: 640px;
  margin-bottom: 48px;
}
.sec-head .kicker {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.sec-head h2 {
  margin: 12px 0 0;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.03em;
  font-weight: 800;
}
.sec-head p {
  margin-top: 14px;
  color: var(--muted);
  font-size: 1.05rem;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; }
}
.about-copy p {
  color: var(--muted);
  font-size: 1.06rem;
  margin: 0 0 18px;
}
.about-copy strong { color: var(--text); font-weight: 650; }
.panel {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 26px;
}
.panel h3 {
  margin: 0 0 16px;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}
.fact {
  display: flex;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.fact:last-child { border-bottom: none; }
.fact .ic {
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-3);
  font-size: 16px;
}
.fact .t { font-weight: 600; font-size: 0.96rem; }
.fact .s { color: var(--muted); font-size: 0.86rem; }

/* Tech chips */
.chips {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chip {
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 500;
  transition: all 0.18s ease;
}
.chip:hover {
  color: var(--text);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

/* Projects */
.proj-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}
.card .thumb {
  aspect-ratio: 8 / 5;
  width: 100%;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--border);
}
.card .body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.card .body h3 {
  margin: 0;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card .body p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  flex: 1;
}
.card .link {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-3);
}
.card .link .arrow {
  transition: transform 0.2s ease;
}
.card:hover .link .arrow { transform: translate(3px, -3px); }

/* Contact */
.contact {
  text-align: center;
}
.contact .card-cta {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 32px;
  border-radius: 28px;
  border: 1px solid var(--border-strong);
  background:
    radial-gradient(120% 140% at 50% 0%, rgba(56, 189, 248, 0.14), transparent 60%),
    var(--surface);
}
.contact h2 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  letter-spacing: -0.03em;
  margin: 0;
  font-weight: 800;
}
.contact p {
  color: var(--muted);
  margin: 16px auto 0;
  max-width: 460px;
  font-size: 1.05rem;
}
.contact .cta-row { justify-content: center; }

/* Footer */
footer.foot {
  border-top: 1px solid var(--border);
  padding: 34px 0;
}
.foot-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--faint);
  font-size: 0.88rem;
}
.foot-inner a { color: var(--muted); text-decoration: none; }
.foot-inner a:hover { color: var(--text); }

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}