:root {
  --bg: #0e0f13;
  --panel: #16181f;
  --panel-2: #1d2029;
  --border: #262a35;
  --text: #e6e8ef;
  --muted: #9aa0ae;
  --accent: #7c5cff;
  --accent-2: #22d3ee;
  --radius: 12px;
  --max: 900px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- header ---------- */

header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14, 15, 19, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

header.site .wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 60px;
}

.logo {
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 1.05rem;
  color: var(--text);
}
.logo span { color: var(--accent); }

nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
  flex-wrap: wrap;
}

nav a {
  color: var(--muted);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.9rem;
}
nav a:hover { color: var(--text); background: var(--panel-2); text-decoration: none; }
nav a.active { color: var(--text); background: var(--panel-2); }

/* ---------- hero ---------- */

.hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(700px 300px at 15% -10%, rgba(124, 92, 255, 0.22), transparent 70%),
    radial-gradient(600px 300px at 85% 0%, rgba(34, 211, 238, 0.14), transparent 70%);
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 5px 11px;
  border-radius: 999px;
  margin-bottom: 18px;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 6vw, 3.1rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.lede {
  margin: 0 0 26px;
  max-width: 60ch;
  color: var(--muted);
  font-size: 1.05rem;
}

.actions { display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.94rem;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
}
.btn:hover { text-decoration: none; border-color: #39404f; }
.btn.primary {
  background: linear-gradient(180deg, var(--accent), #6845ff);
  border-color: transparent;
  color: #fff;
}
.btn.primary:hover { filter: brightness(1.08); }

/* ---------- sections ---------- */

section { padding: 56px 0; }
section + section { border-top: 1px solid var(--border); }

h2 {
  margin: 0 0 8px;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}
.sub { margin: 0 0 26px; color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.card h3 { margin: 0 0 6px; font-size: 1rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.card a.stretch { color: inherit; text-decoration: none; display: block; }
.card a.stretch:hover { border-color: #39404f; }

code, pre, .mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
}

code {
  background: var(--panel-2);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 5px;
}

pre {
  background: #0a0b0e;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  overflow-x: auto;
  color: #c9d1e0;
}

/* ---------- content embed ---------- */

.embed {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.embed-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--panel-2);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}
.embed-bar .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: #ff5f57; flex: none;
}
.embed-bar .dot:nth-of-type(2) { background: #febc2e; }
.embed-bar .dot:nth-of-type(3) { background: #28c840; }
.embed-bar .spacer { margin-left: auto; }

.embed-bar button {
  font: inherit;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  cursor: pointer;
}
.embed-bar button:hover { color: var(--text); border-color: #39404f; }

.embed iframe {
  display: block;
  width: 100%;
  height: 78vh;
  min-height: 480px;
  border: 0;
  background: #36393e;
}

.empty {
  padding: 44px 20px;
  text-align: center;
  color: var(--muted);
  background: var(--panel);
}
.empty strong { color: var(--text); display: block; margin-bottom: 6px; }

/* ---------- footer ---------- */

footer.site {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  color: var(--muted);
  font-size: 0.88rem;
}
footer.site .wrap { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
footer.site .spacer { margin-left: auto; }