:root {
  color-scheme: dark;
  --bg: #07111f;
  --surface: #0d1a2b;
  --surface-2: #10233a;
  --text: #f6f9ff;
  --muted: #a8b4c7;
  --primary: #53d2ff;
  --accent: #7c5cff;
  --green: #56f2b4;
  --border: rgba(255,255,255,0.12);
  --shadow: 0 22px 60px rgba(0,0,0,0.34);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 0%, rgba(83, 210, 255, 0.16), transparent 28rem),
    radial-gradient(circle at 90% 10%, rgba(124, 92, 255, 0.22), transparent 30rem),
    var(--bg);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
a:focus-visible { outline: 3px solid rgba(83, 210, 255, 0.55); outline-offset: 4px; }
.container { width: min(1120px, calc(100% - 2rem)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: rgba(7, 17, 31, 0.84);
  backdrop-filter: blur(16px);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 0; }
.brand { display: inline-flex; align-items: center; }
.brand-logo {
  width: clamp(128px, 15vw, 190px);
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.22));
}
.nav-links { display: flex; align-items: center; gap: 1.1rem; color: var(--muted); font-weight: 700; }
.nav-links a:hover { color: var(--primary); }

.hero { padding: 5.5rem 0 3rem; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 2.5rem; align-items: center; }
.eyebrow {
  display: inline-flex;
  margin: 0 0 0.8rem;
  border: 1px solid rgba(83, 210, 255, 0.22);
  border-radius: 999px;
  padding: 0.42rem 0.75rem;
  color: var(--primary);
  background: rgba(83, 210, 255, 0.08);
  font-size: 0.9rem;
  font-weight: 800;
}
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.1; }
h1 { max-width: 820px; margin-bottom: 1rem; font-size: clamp(2.35rem, 5vw, 4.6rem); letter-spacing: -0.06em; }
h2 { margin-bottom: 0.85rem; font-size: clamp(1.7rem, 3vw, 2.55rem); letter-spacing: -0.04em; }
h3 { margin-bottom: 0.55rem; font-size: 1.15rem; }
.hero-text, .section-heading p, .split p, .card p, .project-grid p, .steps, .contact p { color: var(--muted); font-size: 1.05rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 1.55rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 999px;
  padding: 0.9rem 1.2rem;
  font-weight: 850;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #04111f; background: linear-gradient(135deg, var(--primary), var(--green)); box-shadow: 0 18px 36px rgba(83, 210, 255, 0.22); }
.btn-secondary { color: var(--text); border: 1px solid var(--border); background: rgba(255,255,255,0.05); }
.btn-secondary:hover { border-color: rgba(83, 210, 255, 0.45); }

.hero-panel {
  position: relative;
  display: grid;
  gap: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  box-shadow: var(--shadow);
}
.terminal-card {
  min-height: 320px;
  border: 1px solid rgba(83, 210, 255, 0.2);
  border-radius: 20px;
  padding: 1.2rem;
  background: #06101d;
}
.dot { display: inline-flex; width: 10px; height: 10px; border-radius: 50%; margin-right: 0.35rem; background: #ff6b6b; }
.dot:nth-child(2) { background: #ffd166; }
.dot:nth-child(3) { background: #56f2b4; }
.terminal-card p { margin: 3rem 0 1rem; color: var(--primary); font-weight: 900; font-size: 1.15rem; }
.terminal-card code { color: #d9f6ff; font-family: "Cascadia Code", Consolas, monospace; font-size: clamp(1rem, 2vw, 1.4rem); line-height: 1.8; }
.mini-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.7rem; }
.mini-grid span {
  display: grid;
  place-items: center;
  min-height: 76px;
  border: 1px solid var(--border);
  border-radius: 18px;
  color: var(--primary);
  background: rgba(83, 210, 255, 0.07);
  font-weight: 900;
}
.strip { padding: 1rem 0 2rem; }
.strip p { margin: 0; text-align: center; color: var(--muted); font-weight: 800; }
.section { padding: 4rem 0; }
.section-heading { max-width: 800px; margin-bottom: 2rem; }
.card-grid, .project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card, .project-grid article, .contact-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  box-shadow: var(--shadow);
}
.card, .project-grid article { padding: 1.25rem; }
.card span {
  display: inline-flex;
  margin-bottom: 0.8rem;
  color: var(--green);
  font-weight: 900;
  letter-spacing: 0.1em;
}
.section-accent { background: linear-gradient(135deg, rgba(83, 210, 255, 0.12), rgba(124, 92, 255, 0.12)); }
.split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 2rem; align-items: start; }
.steps { margin: 0; padding-left: 1.25rem; display: grid; gap: 0.9rem; }
.steps strong { color: var(--text); }
.project-grid { grid-template-columns: repeat(4, 1fr); }
.contact-box { display: grid; grid-template-columns: 1fr auto; gap: 1.5rem; align-items: center; padding: 2rem; }
.contact-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 0.85rem; }
.footer { padding: 1.5rem 0 2rem; color: var(--muted); }
.footer-wrap { display: flex; justify-content: space-between; align-items: center; gap: 1rem; border-top: 1px solid var(--border); padding-top: 1rem; }
.footer p { margin: 0; }
.footer a { color: var(--primary); font-weight: 800; }

@media (max-width: 940px) {
  .hero-grid, .split, .contact-box { grid-template-columns: 1fr; }
  .card-grid, .project-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-actions { justify-content: flex-start; }
}
@media (max-width: 680px) {
  .nav { align-items: flex-start; flex-direction: column; }
  .nav-links { flex-wrap: wrap; gap: 0.75rem; font-size: 0.95rem; }
  .card-grid, .project-grid, .mini-grid { grid-template-columns: 1fr; }
  .terminal-card { min-height: 250px; }
  .footer-wrap { align-items: flex-start; flex-direction: column; }
}