/* Stream Hub site styles.
 * Цель: простая, читаемая документация без тяжелых библиотек.
 */

:root {
  --bg: #0b0f1a;
  --fg: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.64);
  --muted2: rgba(255, 255, 255, 0.42);
  --line: rgba(255, 255, 255, 0.12);
  --card: rgba(255, 255, 255, 0.06);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
  --accent: #64d2ff;
  --accent2: #a7f3d0;
  --warn: #fbbf24;

  --r: 16px;
  --pad: 18px;
  --edge-x: 0px; /* пользователь просил: страница на весь экран без отступов слева/справа */
  --edge-y: 14px;

  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7fafc;
    --fg: rgba(0, 0, 0, 0.88);
    --muted: rgba(0, 0, 0, 0.62);
    --muted2: rgba(0, 0, 0, 0.42);
    --line: rgba(0, 0, 0, 0.10);
    --card: rgba(0, 0, 0, 0.04);
    --shadow: 0 18px 60px rgba(0, 0, 0, 0.12);
    --accent: #0066ff;
    --accent2: #10b981;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--fg);
  background:
    radial-gradient(900px 520px at 18% 18%, rgba(100, 210, 255, 0.22), transparent 55%),
    radial-gradient(980px 560px at 82% 14%, rgba(167, 243, 208, 0.18), transparent 58%),
    radial-gradient(1200px 700px at 50% 110%, rgba(251, 191, 36, 0.10), transparent 55%),
    var(--bg);
}

a { color: inherit; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px var(--edge-x);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(0,0,0,0.25), transparent);
  backdrop-filter: blur(10px);
}

@media (prefers-color-scheme: light) {
  .topbar {
    background: linear-gradient(180deg, rgba(255,255,255,0.75), rgba(255,255,255,0.35));
  }
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.logo {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  background:
    radial-gradient(circle at 35% 35%, rgba(100, 210, 255, 0.95), rgba(100, 210, 255, 0.0) 55%),
    radial-gradient(circle at 65% 35%, rgba(167, 243, 208, 0.95), rgba(167, 243, 208, 0.0) 58%),
    radial-gradient(circle at 50% 75%, rgba(251, 191, 36, 0.90), rgba(251, 191, 36, 0.0) 60%),
    rgba(255,255,255,0.06);
  box-shadow: 0 0 0 1px var(--line) inset;
  flex: 0 0 auto;
}

.brand .title {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.brand .title b {
  font-size: 14px;
  letter-spacing: 0.2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand .title span {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.nav a {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
  font-size: 13px;
  transition: transform 0.12s ease, background-color 0.12s ease;
}

.nav a:hover { transform: translateY(-1px); background: rgba(255,255,255,0.06); }

.nav a.primary {
  border-color: transparent;
  background: linear-gradient(135deg, rgba(100, 210, 255, 0.22), rgba(167, 243, 208, 0.18));
  box-shadow: 0 8px 28px rgba(100, 210, 255, 0.12);
}

.wrap {
  padding: 0 0 64px;
}

.section {
  border-top: 1px solid var(--line);
}

.panel {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
  border-radius: var(--r);
  box-shadow: var(--shadow);
}

.pad { padding: var(--pad); }

.hero {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 14px;
  padding: var(--edge-y) var(--edge-x);
}

.hero h1 {
  margin: 0;
  font-size: 44px;
  letter-spacing: -0.9px;
  line-height: 1.02;
}

.hero p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.cta {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  font-size: 13px;
}

.btn.primary {
  border-color: transparent;
  background: linear-gradient(135deg, rgba(100, 210, 255, 0.22), rgba(167, 243, 208, 0.18));
}

.btn:hover { background: rgba(255,255,255,0.07); }

.note {
  margin-top: 10px;
  color: var(--muted2);
  font-size: 12px;
  line-height: 1.45;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 12px;
  padding: var(--edge-y) var(--edge-x);
}

.card {
  grid-column: span 6;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: rgba(255,255,255,0.03);
  padding: 14px;
}

.card h2, .card h3 { margin: 0 0 8px; font-size: 14px; }
.card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.card ul { margin: 10px 0 0; padding-left: 18px; color: var(--muted); font-size: 13px; line-height: 1.5; }
.card li { margin: 4px 0; }

.doc {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 14px;
  padding: var(--edge-y) var(--edge-x);
  align-items: start;
}

.sidebar {
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: rgba(255,255,255,0.03);
  padding: 12px;
  position: sticky;
  top: 64px;
}

.sidebar a {
  display: block;
  text-decoration: none;
  padding: 10px 10px;
  border-radius: 10px;
  color: var(--muted);
  border: 1px solid transparent;
}

.sidebar a:hover { color: var(--fg); border-color: var(--line); background: rgba(255,255,255,0.03); }
.sidebar a.active { color: var(--fg); border-color: var(--line); background: rgba(255,255,255,0.04); }

.docmain {
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: rgba(255,255,255,0.03);
  overflow: hidden;
}

.docmain .pad { padding: 18px; }

.docmain h1 { margin: 0; font-size: 26px; letter-spacing: -0.4px; }
.docmain h2 { margin: 18px 0 8px; font-size: 15px; }
.docmain p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }
.docmain p + p { margin-top: 10px; }
.docmain ul { margin: 10px 0 0; padding-left: 18px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.docmain li { margin: 5px 0; }

.steps { margin: 12px 0 0; padding-left: 18px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.steps li { margin: 8px 0; }

pre.code {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  background: rgba(0,0,0,0.22);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.45;
  overflow-x: auto;
}

@media (prefers-color-scheme: light) {
  pre.code { background: rgba(0,0,0,0.05); }
}

.copyrow {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-top: 1px solid var(--line);
}

.copyrow .hint { font-size: 12px; color: var(--muted2); }

button.copy {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  color: var(--fg);
  border-radius: 999px;
  padding: 8px 10px;
  font-size: 12px;
  cursor: pointer;
}

button.copy:hover { background: rgba(255,255,255,0.07); }

footer {
  padding: 18px var(--edge-x) 0;
  color: var(--muted);
  font-size: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}

footer a { color: var(--muted); text-decoration: none; border-bottom: 1px dashed rgba(255,255,255,0.18); }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .doc { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .card { grid-column: span 12; }
}