:root {
  --bg: #0f172a;
  --surface: #111c34;
  --surface-soft: #17223d;
  --card: rgba(255,255,255,0.07);
  --text: #f8fafc;
  --muted: #b7c3d7;
  --accent: #75f4c8;
  --accent-2: #8ab4ff;
  --line: rgba(255,255,255,0.12);
  --shadow: 0 24px 80px rgba(0,0,0,0.35);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --max: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(117,244,200,0.16), transparent 36rem),
    radial-gradient(circle at 80% 20%, rgba(138,180,255,0.18), transparent 34rem),
    var(--bg);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}

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

p { margin: 0; color: var(--muted); }

h1, h2, h3 { margin: 0; line-height: 1.05; letter-spacing: -0.04em; }

h1 { font-size: clamp(3rem, 8vw, 6.8rem); max-width: 920px; }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); }
h3 { font-size: 1.25rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 24px;
  backdrop-filter: blur(18px);
}

.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; }
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06111f;
  box-shadow: 0 10px 30px rgba(117,244,200,0.25);
}

.site-nav { display: flex; gap: 20px; align-items: center; }
.site-nav a { color: var(--muted); font-weight: 600; font-size: 0.95rem; }
.site-nav a:hover { color: var(--text); }
.nav-toggle { display: none; }

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 90px 24px;
}

.hero {
  min-height: calc(100vh - 84px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: center;
  gap: 54px;
  padding-top: 60px;
}

.eyebrow {
  margin-bottom: 18px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 800;
  font-size: 0.78rem;
}

.hero-text {
  max-width: 700px;
  margin-top: 28px;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.button {
  padding: 13px 18px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid var(--line);
}
.button.primary { background: var(--accent); color: #06111f; }
.button.secondary { color: var(--text); background: rgba(255,255,255,0.06); }
.button:hover { transform: translateY(-1px); }

.hero-card, .project-card, .contact-card, .skill-list > div, .timeline article {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-card {
  border-radius: var(--radius-xl);
  padding: 28px;
}

.hero-card h2 {
  font-size: clamp(2.2rem, 3.2vw, 3rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.status-pill {
  display: inline-flex;
  margin-bottom: 34px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(117,244,200,0.12);
  color: var(--accent);
  font-weight: 800;
  font-size: 0.82rem;
}

.hero-card p { margin: 14px 0 24px; }
.mini-grid { display: flex; flex-wrap: wrap; gap: 9px; }
.mini-grid span {
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.intro {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: 56px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.intro p:last-child { font-size: 1.14rem; }

.section-heading { margin-bottom: 34px; }
.cards { display: grid; gap: 18px; }
.project-grid { grid-template-columns: repeat(3, 1fr); }
.project-card {
  border-radius: var(--radius-lg);
  padding: 24px;
}
.project-card.featured { grid-column: span 2; }
.project-kicker { color: var(--accent-2); font-size: 0.84rem; font-weight: 800; margin-bottom: 14px; }
.project-card p { margin: 14px 0 18px; }
.project-card ul { margin: 0; padding-left: 18px; color: var(--muted); }
.project-card li + li { margin-top: 8px; }

.split-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: start;
}
.split-section > div:first-child p:last-child { margin-top: 20px; }
.skill-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.skill-list > div { padding: 22px; border-radius: var(--radius-lg); }
.skill-list p { margin-top: 10px; }

.timeline { display: grid; gap: 14px; }
.timeline article {
  border-radius: var(--radius-lg);
  padding: 24px;
}
.timeline-date { color: var(--accent); display: block; font-weight: 800; margin-bottom: 10px; }
.timeline p { margin-top: 10px; }

.quote-section { padding-top: 40px; padding-bottom: 40px; }
blockquote {
  margin: 0;
  padding: 42px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(117,244,200,0.14), rgba(138,180,255,0.12));
  border: 1px solid var(--line);
  font-size: clamp(1.7rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
  font-weight: 800;
}

.contact-section {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 40px;
  align-items: center;
}
.contact-section p:last-child { margin-top: 18px; }
.contact-card {
  display: grid;
  gap: 12px;
  padding: 24px;
  border-radius: var(--radius-lg);
}
.contact-card a {
  padding: 14px;
  border-radius: 14px;
  background: rgba(255,255,255,0.07);
  color: var(--text);
  font-weight: 800;
}
.contact-card a:hover { background: rgba(255,255,255,0.12); }

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 34px 24px 50px;
  border-top: 1px solid var(--line);
}
.site-footer a { color: var(--accent); font-weight: 800; }

@media (max-width: 900px) {
  .hero, .intro, .split-section, .contact-section { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-card { max-width: 520px; }
  .project-grid { grid-template-columns: 1fr; }
  .project-card.featured { grid-column: auto; }
}

@media (max-width: 720px) {
  .site-header { align-items: flex-start; }
  .nav-toggle {
    display: inline-flex;
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.08);
    color: var(--text);
    border-radius: 12px;
    padding: 8px 11px;
    font-size: 1.1rem;
  }
  .site-nav {
    display: none;
    position: absolute;
    right: 24px;
    top: 70px;
    padding: 14px;
    border-radius: 16px;
    background: #111c34;
    border: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    min-width: 180px;
  }
  .site-nav.open { display: flex; }
  .section { padding: 64px 20px; }
  .hero { padding-top: 30px; }
  .skill-list { grid-template-columns: 1fr; }
  blockquote { padding: 28px; }
  .site-footer { flex-direction: column; }
}