:root {
  color-scheme: light;
  --bg: #09090f;
  --bg-soft: #11111a;
  --surface: rgba(17, 24, 39, 0.72);
  --surface-strong: rgba(15, 23, 42, 0.92);
  --card: rgba(255, 255, 255, 0.04);
  --text: #f8fafc;
  --muted: #cbd5e1;
  --subtle: #94a3b8;
  --accent: #8b5cf6;
  --accent-strong: #7c3aed;
  --accent-soft: rgba(139, 92, 246, 0.14);
  --border: rgba(148, 163, 184, 0.16);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(124, 58, 237, 0.3), transparent 32%),
    radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.18), transparent 26%),
    linear-gradient(180deg, #050816 0%, #09090f 45%, #111827 100%);
}

a {
  color: inherit;
}

a:hover {
  color: #ddd6fe;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid #c4b5fd;
  outline-offset: 3px;
  border-radius: 8px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  background: #ffffff;
  color: #111827;
  padding: 0.65rem 0.85rem;
  border-radius: 0.75rem;
}

.page-shell {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 4rem;
}

.site-header {
  padding-top: 0.5rem;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.15rem;
  position: sticky;
  top: 0.75rem;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(9, 9, 15, 0.55);
  border: 1px solid var(--border);
  border-radius: 1.2rem;
  box-shadow: var(--shadow);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, var(--accent), #22d3ee);
  color: #ffffff;
}

.nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.8fr);
  gap: 1.25rem;
  align-items: stretch;
  margin: 4rem 0 1.25rem;
}

.hero-copy,
.hero-panel,
.section {
  border: 1px solid var(--border);
  border-radius: 1.75rem;
  background: linear-gradient(180deg, var(--surface) 0%, rgba(15, 23, 42, 0.82) 100%);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: clamp(1.75rem, 4vw, 3.5rem);
}

.hero-panel {
  padding: 1.75rem;
}

.eyebrow,
.section-kicker,
.panel-label,
.project-label {
  margin: 0 0 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.76rem;
  font-weight: 700;
  color: #c4b5fd;
}

h1,
h2,
h3 {
  line-height: 1.1;
  margin-top: 0;
}

h1 {
  margin-bottom: 1rem;
  font-size: clamp(2.8rem, 8vw, 5.8rem);
  letter-spacing: -0.05em;
}

h2 {
  margin-bottom: 0.75rem;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.04em;
}

h3 {
  margin-bottom: 0.5rem;
  font-size: 1.15rem;
}

.tagline {
  margin: 0;
  max-width: 22ch;
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  color: #e2e8f0;
}

.hero-text,
.section-copy p,
.timeline-card p,
.project-card p,
.contact-grid p {
  color: var(--muted);
}

.hero-text {
  max-width: 58ch;
  margin: 1.1rem 0 0;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #06b6d4);
  color: #fff;
  box-shadow: 0 18px 36px rgba(124, 58, 237, 0.28);
}

.btn-secondary {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.highlight-list,
.chip-list,
.social-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.highlight-list {
  display: grid;
  gap: 0.85rem;
}

.highlight-list li {
  padding: 0.95rem 1rem;
  border-radius: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  color: #f5f3ff;
}

main {
  display: grid;
  gap: 1.2rem;
}

.section {
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.section-grid,
.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.5rem;
}

.section-copy p:first-child,
.contact-grid p {
  margin-top: 0;
}

.section-heading {
  margin-bottom: 1.25rem;
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 1rem;
}

.timeline-meta {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-start;
}

.timeline-date,
.timeline-role {
  margin: 0;
  color: var(--subtle);
}

.timeline-dot {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #a78bfa, #22d3ee);
  box-shadow: 0 0 0 8px rgba(139, 92, 246, 0.1);
}

.timeline-card,
.skill-card,
.project-card {
  padding: 1.2rem;
  border-radius: 1.2rem;
  background: var(--card);
  border: 1px solid var(--border);
}

.skills-grid,
.projects-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.chip-list li {
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #ddd6fe;
  font-size: 0.92rem;
  font-weight: 600;
}

.featured-project {
  background:
    linear-gradient(180deg, rgba(139, 92, 246, 0.16), rgba(34, 211, 238, 0.08)),
    var(--card);
}

.project-card a {
  font-weight: 700;
  color: #e9d5ff;
}

.contact-grid {
  display: grid;
  gap: 1rem;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  text-decoration: none;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
}

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

  .timeline-meta {
    flex-direction: row;
    align-items: center;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(var(--max-width), calc(100% - 1rem));
    padding-top: 0.5rem;
  }

  .nav {
    position: static;
    padding: 1rem;
    border-radius: 1rem;
  }

  .nav-links {
    gap: 0.75rem;
  }

  .hero {
    margin-top: 1.5rem;
  }

  h1 {
    font-size: clamp(2.4rem, 14vw, 3.6rem);
  }
}