:root {
  --bg: #0b1220;
  --surface: #121b2d;
  --surface-2: #172238;
  --text: #eef4ff;
  --muted: #aebbd0;
  --accent: #5aa9ff;
  --accent-2: #8bc7ff;
  --border: rgba(255,255,255,.10);
  --shadow: 0 20px 50px rgba(0,0,0,.20);
  --radius: 18px;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Segoe UI, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.narrow {
  max-width: 820px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 10px;
  background: white;
  color: black;
  padding: 10px 14px;
  z-index: 1000;
}

.skip-link:focus {
  left: 10px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11,18,32,.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-size: 1.35rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -.03em;
}

.brand span,
.hero h1 span {
  color: var(--accent);
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: .95rem;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text);
}

.menu-button {
  display: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 10px;
}

.hero {
  padding: 92px 0 78px;
  background:
    radial-gradient(circle at 80% 15%, rgba(90,169,255,.16), transparent 28%),
    radial-gradient(circle at 10% 30%, rgba(139,199,255,.08), transparent 26%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr .8fr;
  gap: 56px;
  align-items: center;
}

.eyebrow,
.section-label,
.project-type {
  color: var(--accent-2);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  line-height: .98;
  letter-spacing: -.055em;
  margin-bottom: 26px;
}

h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.08;
  letter-spacing: -.035em;
  margin-bottom: 24px;
}

h3 {
  line-height: 1.25;
  letter-spacing: -.02em;
}

.lead,
.section-intro {
  color: #d6e1f2;
  font-size: 1.17rem;
  max-width: 740px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
}

.primary {
  background: var(--accent);
  color: #07111e;
}

.secondary {
  border: 1px solid var(--border);
  background: rgba(255,255,255,.03);
}

.small-note,
.muted,
.edit-hint {
  color: var(--muted);
  font-size: .92rem;
}

.small-note {
  margin-top: 12px;
}

.profile-card {
  background: linear-gradient(145deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
}

.avatar {
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: var(--accent);
  color: #07111e;
  font-weight: 900;
  font-size: 1.35rem;
  margin-bottom: 20px;
}

.status {
  display: inline-block;
  margin: 6px 0 24px;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid rgba(90,169,255,.35);
  background: rgba(90,169,255,.08);
  color: #cce5ff;
  font-size: .9rem;
}

.quick-facts {
  margin: 0;
}

.quick-facts div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

.quick-facts dt {
  color: var(--muted);
}

.quick-facts dd {
  margin: 0;
  font-weight: 650;
}

.section {
  padding: 82px 0;
}

.alt {
  background: #0e1727;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card,
.project,
.education {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
}

.card {
  padding: 24px;
}

.card p,
.project p {
  color: var(--muted);
}

.projects {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.project {
  padding: 28px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
}

.tags li {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(90,169,255,.08);
  border: 1px solid rgba(90,169,255,.20);
  color: #d9ebff;
  font-size: .84rem;
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 30px;
  padding: 26px 0;
  border-bottom: 1px solid var(--border);
}

.date {
  color: var(--accent-2);
  font-weight: 700;
}

.placeholder {
  opacity: .70;
}

.education {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  padding: 28px;
}

.contact-section {
  padding-bottom: 100px;
}

.contact-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  padding: 40px;
  background: linear-gradient(145deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.contact-links {
  display: grid;
  align-content: center;
  gap: 10px;
}

.contact-links a {
  color: #d9ebff;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.footer-wrap {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-wrap p {
  margin: 0;
}

.footer-wrap a {
  color: var(--muted);
}

@media (max-width: 860px) {
  .hero-grid,
  .contact-box {
    grid-template-columns: 1fr;
  }

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

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

  .menu-button {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: 66px;
    left: 20px;
    right: 20px;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
  }

  .nav.open {
    display: flex;
  }
}

@media (max-width: 600px) {
  .container {
    width: min(100% - 28px, var(--max));
  }

  .hero {
    padding-top: 64px;
  }

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

  .timeline-item,
  .education {
    grid-template-columns: 1fr;
    display: grid;
    gap: 8px;
  }

  .contact-box {
    padding: 28px;
  }

  .footer-wrap {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}