:root {
  color-scheme: dark;
  --bg: #07111f;
  --surface: rgba(8, 15, 27, 0.82);
  --surface-strong: #0f172a;
  --border: rgba(148, 163, 184, 0.18);
  --text: #edf2ff;
  --muted: #cbd5e1;
  --accent: #38bdf8;
  --accent-2: #a78bfa;
  --success: #34d399;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(56, 189, 248, 0.14), transparent 18%),
    linear-gradient(135deg, #020617 0%, #07111f 45%, #111827 100%);
  line-height: 1.6;
}

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

.container {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero-shell {
  min-height: 100vh;
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

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

.nav-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.nav-links a {
  color: var(--muted);
  font-weight: 500;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
  padding: 3rem 0 4rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-size: 0.82rem;
  color: var(--accent);
}

h1, h2, h3 { line-height: 1.15; margin-top: 0; }
h1 { font-size: clamp(2.9rem, 7vw, 4.8rem); margin-bottom: 1rem; }
h2 { font-size: clamp(1.6rem, 4vw, 2.2rem); margin-bottom: 0.6rem; }
h3 { font-size: 1.1rem; margin-bottom: 0.45rem; }

.lead, .section-heading p, .card p, .hero-card p { color: var(--muted); }

.cta-group { display: flex; gap: 0.9rem; flex-wrap: wrap; margin: 1.2rem 0; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.8rem 1.15rem;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.2s ease, background 0.2s ease;
}
.button:hover { transform: translateY(-1px); }
.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04111f;
}
.button.secondary {
  border-color: var(--border);
  background: rgba(15, 23, 42, 0.72);
}

.mini-highlights { display: grid; gap: 0.45rem; padding-left: 1rem; color: var(--muted); }
.email-note {
  margin-top: 0.75rem;
  color: var(--muted);
  font-weight: 600;
}
.email-note a { color: #fff; text-decoration: underline; text-decoration-color: rgba(56, 189, 248, 0.5); }

.hero-card, .card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(12px);
}

.hero-card { padding: 1.2rem; }
.card-label { color: var(--accent); text-transform: uppercase; letter-spacing: 0.25em; font-size: 0.78rem; }

.clock-card {
  margin: 1rem 0;
  padding: 0.95rem;
  border-radius: 18px;
  border: 1px solid rgba(56, 189, 248, 0.25);
  background: linear-gradient(135deg, rgba(8, 47, 73, 0.92), rgba(15, 23, 42, 0.92));
}

.clock-display {
  font-size: clamp(1.8rem, 4vw, 2.35rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #eff6ff;
  font-variant-numeric: tabular-nums;
}

.clock-date {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.stat-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}
.stat-grid article {
  padding: 0.9rem;
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid var(--border);
}
.stat-grid strong { display: block; font-size: 1.1rem; color: #fff; }
.stat-grid span { color: var(--muted); font-size: 0.95rem; }

.section { padding: 2rem 0 0.5rem; }
.section-heading { margin-bottom: 1rem; }

.card-grid, .skills-grid, .feature-grid, .contact-grid {
  display: grid;
  gap: 1rem;
}
.card-grid.three-up, .skills-grid, .feature-grid, .contact-grid { grid-template-columns: repeat(3, 1fr); }
.card { padding: 1rem; }
.card h3 { color: #fff; }

.contact-card {
  display: block;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.contact-card:hover { transform: translateY(-2px); border-color: rgba(56, 189, 248, 0.55); }
.contact-card h3 {
  color: #dbeafe;
  margin-bottom: 0.35rem;
}
.contact-card p + p {
  margin-top: 0;
}
.contact-card strong {
  color: #fff;
  font-weight: 700;
}

.footer {
  padding: 1.25rem 0 2rem;
  color: var(--muted);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 980px) {
  .hero, .card-grid.three-up, .skills-grid, .feature-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 1rem; }
}

@media (max-width: 640px) {
  .nav { align-items: flex-start; flex-direction: column; gap: 0.5rem; }
  .nav-links { gap: 0.75rem; }
  h1 { font-size: 2.2rem; }
  .button { width: 100%; }
}