:root {
  --bg: #0f1220;
  --bg-alt: #171b2e;
  --panel: rgba(19, 24, 40, 0.85);
  --panel-strong: #1d243c;
  --card: #f5f7fb;
  --text: #f3f5fb;
  --muted: #a8b0c3;
  --line: rgba(255, 255, 255, 0.08);
  --brand: #7dd3fc;
  --brand-strong: #38bdf8;
  --brand-soft: #c7f0ff;
  --accent: #f4c95d;
  --shadow: rgba(10, 15, 26, 0.35);
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #0d1220 0%, #111827 100%);
  color: var(--text);
  line-height: 1.6;
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin: 0 auto;
}

.narrow {
  max-width: 820px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(15, 18, 32, 0.7);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}

.brand {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  gap: 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.main-nav a {
  transition: color 0.2s ease;
}

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

.hero {
  padding: 5rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 2rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--brand-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-weight: 700;
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.lead {
  max-width: 640px;
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.8rem 1.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-strong) 100%);
  color: #08111d;
  box-shadow: 0 16px 30px rgba(56, 189, 248, 0.25);
}

.button.secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--text);
}

.hero-metrics {
  list-style: none;
  display: flex;
  gap: 2rem;
  padding: 0;
  margin: 2.5rem 0 0;
  flex-wrap: wrap;
}

.hero-metrics li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 90px;
}

.hero-metrics strong {
  font-size: 1.6rem;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.8rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.profile-card {
  width: min(420px, 100%);
  padding: 1.2rem;
  background: linear-gradient(180deg, rgba(29, 36, 60, 0.96), rgba(15, 18, 32, 0.92));
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: 0 30px 60px var(--shadow);
}

.avatar {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 360px;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(125, 211, 252, 0.18), rgba(244, 201, 93, 0.18));
  border: 1px solid rgba(125, 211, 252, 0.3);
  font-size: clamp(4rem, 8vw, 7rem);
  font-weight: 800;
  color: var(--brand-soft);
}

.card-body {
  padding: 1.2rem 0.5rem 0.5rem;
}

.label {
  margin: 0;
  color: var(--brand-soft);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-body h2 {
  margin: 0.5rem 0 0.2rem;
  font-size: 2rem;
}

.card-body p:last-child {
  margin: 0;
  color: var(--muted);
}

.section {
  padding: 5rem 0;
}

.section.muted {
  background: rgba(17, 24, 39, 0.7);
}

.section-heading {
  margin-bottom: 2rem;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3rem);
  letter-spacing: -0.05em;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.skills-grid,
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.skill-card,
.project-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.6rem;
}

.skill-card h3,
.project-card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1.4rem;
}

.skill-card p,
.project-card p {
  margin: 0;
  color: var(--muted);
}

.project-tag {
  margin-bottom: 1rem;
  display: inline-block;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  background: rgba(125, 211, 252, 0.12);
  color: var(--brand-soft);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

.accent-block {
  background: linear-gradient(135deg, rgba(125, 211, 252, 0.08), rgba(244, 201, 93, 0.08));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.quote-wrap {
  text-align: center;
}

.quote-wrap p {
  margin: 0;
  font-size: clamp(1.4rem, 2vw, 2.3rem);
  letter-spacing: -0.04em;
  line-height: 1.3;
  color: var(--text);
}

.site-footer {
  padding: 3rem 0 5rem;
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line);
  padding-top: 2rem;
}

.footer-wrap h2 {
  margin: 0.3rem 0 0;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  letter-spacing: -0.05em;
}

@media (max-width: 760px) {
  .nav-wrap,
  .footer-wrap,
  .hero-grid,
  .about-grid,
  .skills-grid,
  .project-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .nav-wrap {
    justify-content: center;
    padding: 1rem 0;
  }

  .main-nav {
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero {
    padding-top: 4rem;
  }

  .hero-copy h1 {
    font-size: 3rem;
  }

  .hero-metrics {
    gap: 1rem 2rem;
  }

  .footer-wrap {
    text-align: center;
  }
}