/* rdb docs — palette mirrors the app's default Catppuccin Mocha theme
   (see src/styles.css). */
:root {
  --bg: #1e1e2e;
  --bg-2: #181825;
  --bg-3: #11111b;
  --panel: #232334;
  --border: #313244;
  --text: #cdd6f4;
  --muted: #7f849c;
  --accent: #89b4fa;
  --accent-2: #74c7ec;
  --ok: #a6e3a1;
  --err: #f38ba8;
  --warn: #f9e2af;
  --mauve: #cba6f7;
  --radius: 12px;
  --maxw: 1080px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 { line-height: 1.2; font-weight: 700; }

code, pre {
  font-family: var(--mono);
  font-size: 0.875em;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Header --------------------------------------------------------------- */
header.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg-2) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
}
.brand img { width: 28px; height: 28px; border-radius: 6px; }
.nav-links { margin-left: auto; display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--muted); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-links a.gh {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--text);
}

/* Buttons -------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  transition: transform .08s ease, border-color .15s ease, background .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); border-color: var(--accent); }
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--mauve));
  color: var(--bg-3);
  border-color: transparent;
}
.btn.primary:hover { box-shadow: 0 8px 24px -8px var(--accent); }

/* Hero ----------------------------------------------------------------- */
.hero { padding: 90px 0 60px; text-align: center; position: relative; overflow: hidden; }
.hero::before {
  content: "";
  position: absolute;
  inset: -40% 0 auto 0;
  height: 520px;
  background: radial-gradient(60% 60% at 50% 0%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%);
  pointer-events: none;
}
.hero img.logo { width: 88px; height: 88px; border-radius: 20px; box-shadow: 0 12px 40px -12px var(--accent); }
.hero h1 { font-size: clamp(38px, 7vw, 64px); margin: 24px 0 12px; letter-spacing: -1.5px; }
.hero .tagline { font-size: clamp(17px, 2.6vw, 22px); color: var(--muted); max-width: 640px; margin: 0 auto 32px; }
.hero .cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.badges { margin-top: 26px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.badge {
  font-size: 12px; color: var(--muted);
  border: 1px solid var(--border); border-radius: 999px;
  padding: 5px 13px; background: var(--bg-2);
}
.badge b { color: var(--accent-2); font-weight: 600; }

.app-post {
  margin-top: 26px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; height: 399px;
}

/* Section -------------------------------------------------------------- */
section { padding: 56px 0; }
.section-head { text-align: center; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(26px, 4vw, 36px); margin: 0 0 10px; letter-spacing: -0.5px; }
.section-head p { color: var(--muted); margin: 0 auto; max-width: 560px; }
.kicker { color: var(--accent); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 1.5px; }

/* Feature grid --------------------------------------------------------- */
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color .15s ease, transform .12s ease;
}
.card:hover { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); transform: translateY(-2px); }
.card .ico { font-size: 24px; margin-bottom: 12px; display: block; }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* Plugin table --------------------------------------------------------- */
.plugins { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.plugin {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.plugin .tag {
  font-family: var(--mono); font-size: 12px; color: var(--bg-3);
  background: var(--accent-2); padding: 2px 8px; border-radius: 6px; font-weight: 600;
}
.plugin h3 { margin: 14px 0 6px; }
.plugin p { color: var(--muted); font-size: 14px; margin: 0; }

/* Download ------------------------------------------------------------- */
.dl-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.dl {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.dl.detected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.dl .os-ico { font-size: 38px; }
.dl h3 { margin: 6px 0 2px; font-size: 18px; }
.dl .arch { color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.dl .btn { width: 100%; justify-content: center; }
.dl .yours { font-size: 11px; color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }
.dl-note { text-align: center; color: var(--muted); font-size: 14px; margin-top: 24px; }

/* Code blocks ---------------------------------------------------------- */
pre {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  overflow-x: auto;
  line-height: 1.55;
  margin: 0;
}
pre code { color: var(--text); }
.inline-code {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
  font-family: var(--mono);
  font-size: 0.85em;
  color: var(--accent-2);
}

/* Architecture diagram ------------------------------------------------- */
.diagram pre {
  font-size: 12.5px;
  color: var(--muted);
}

/* Callout -------------------------------------------------------------- */
.callout {
  border: 1px solid var(--warn);
  background: color-mix(in srgb, var(--warn) 8%, var(--panel));
  border-left: 4px solid var(--warn);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 20px 0;
  font-size: 14px;
}
.callout.info { border-color: var(--accent); border-left-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--panel)); }
.callout b { color: var(--text); }

/* Docs layout ---------------------------------------------------------- */
.docs { display: grid; grid-template-columns: 220px 1fr; gap: 48px; padding-top: 40px; align-items: start; }
.toc { position: sticky; top: 80px; }
.toc h4 { color: var(--muted); text-transform: uppercase; font-size: 11px; letter-spacing: 1.5px; margin: 0 0 12px; }
.toc ul { list-style: none; margin: 0 0 22px; padding: 0; }
.toc li { margin: 3px 0; }
.toc a { color: var(--muted); font-size: 14px; }
.toc a:hover { color: var(--text); text-decoration: none; }
.doc-body { min-width: 0; }
.doc-body h2 { font-size: 28px; margin: 48px 0 14px; padding-bottom: 8px; border-bottom: 1px solid var(--border); letter-spacing: -0.5px; }
.doc-body h2:first-child { margin-top: 0; }
.doc-body h3 { font-size: 19px; margin: 28px 0 10px; }
.doc-body p, .doc-body li { color: var(--text); }
.doc-body p { margin: 12px 0; }
.doc-body ul, .doc-body ol { padding-left: 22px; }
.doc-body li { margin: 6px 0; }
.doc-body pre { margin: 16px 0; }

table.t { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 14px; }
table.t th, table.t td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--border); }
table.t th { color: var(--accent-2); font-weight: 600; }
table.t td:first-child { white-space: nowrap; }

/* Footer --------------------------------------------------------------- */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  margin-top: 40px;
  color: var(--muted);
  font-size: 14px;
}
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; align-items: center; }
.footer-inner a { color: var(--muted); }
.footer-inner a:hover { color: var(--text); }

@media (max-width: 820px) {
  .docs { grid-template-columns: 1fr; }
  .toc { position: static; display: none; }
  .nav-links a:not(.gh) { display: none; }
}