/* AkurAI/Framework site — hand-written, no build step. */
:root {
  --bg: #0a0c11; --bg-2: #0f131b; --panel: #141925; --panel-2: #1a2030;
  --border: #232b3b; --border-2: #2c3650;
  --fg: #e7ebf3; --muted: #8a93a8; --dim: #5c647a;
  --accent: #5b8cff; --accent-2: #8a6bff;
  --ok: #3ddc84; --warn: #f5b945; --info: #58b2ff; --danger: #ff6b6b;
  --radius: 14px; --shadow: 0 24px 60px -28px #000;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
html { scroll-behavior: smooth; }
body {
  background: radial-gradient(1100px 560px at 75% -10%, #1a2236, transparent),
              radial-gradient(820px 440px at 5% 0%, #181433, transparent), var(--bg);
  color: var(--fg);
  font: 16px/1.65 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  padding: 15px 28px; border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 78%, transparent); backdrop-filter: blur(10px); }
.brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 700; color: var(--fg); letter-spacing: -0.02em; }
.brand:hover { text-decoration: none; }
.brand .mark { color: var(--accent); }
.brand-dim { color: var(--dim); font-weight: 600; }
.nav-links { display: flex; gap: 24px; }
.nav-links a { color: var(--muted); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--fg); text-decoration: none; }

/* Hero */
.hero { padding: 88px 0 56px; text-align: center; }
.eyebrow { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent); padding: 6px 13px; border: 1px solid var(--border); border-radius: 999px; background: var(--panel); }
.hero h1 { margin: 22px auto 14px; font-size: clamp(34px, 6vw, 60px); line-height: 1.05; letter-spacing: -0.03em; max-width: 16ch; }
.grad { background: linear-gradient(120deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { margin: 0 auto 30px; color: var(--muted); font-size: 19px; max-width: 64ch; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-row.center { justify-content: center; }
.hero .btn-row { justify-content: center; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 11px 20px; border-radius: 10px;
  font-weight: 600; font-size: 14px; cursor: pointer; border: 1px solid transparent; transition: transform .04s, filter .15s, background .15s; }
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 7px 13px; font-size: 13px; }
.btn-primary { background: linear-gradient(180deg, var(--accent), #4577ec); color: #fff; box-shadow: 0 10px 26px -12px var(--accent); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-secondary { background: var(--panel-2); color: var(--fg); border-color: var(--border-2); }
.btn-secondary:hover { background: #212a3d; }
.btn-ghost { background: transparent; color: var(--accent); }
.btn-ghost:hover { background: color-mix(in srgb, var(--accent) 12%, transparent); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* Install / code blocks */
pre { margin: 0; }
.install, .code-sample { text-align: left; background: #0c0f16; border: 1px solid var(--border); border-radius: 12px;
  padding: 18px 20px; overflow-x: auto; font-family: var(--mono); font-size: 13.5px; line-height: 1.7; color: #cdd6ea; }
.install { max-width: 520px; margin: 30px auto 0; }
.code-sample { color: #cdd6ea; }

.status { display: inline-flex; align-items: center; gap: 9px; margin-top: 22px; padding: 7px 14px; border-radius: 999px;
  font-size: 13.5px; background: var(--panel); border: 1px solid var(--border); color: var(--muted); }
.status.ok { color: var(--ok); border-color: #1d3a2a; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor;
  box-shadow: 0 0 0 4px color-mix(in srgb, currentColor 22%, transparent); }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 64px 0; }
.feature { background: linear-gradient(180deg, var(--panel), var(--bg-2)); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.feature-icon { font-size: 24px; }
.feature h3 { margin: 12px 0 6px; font-size: 17px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* Split (code sample) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin: 40px auto; }
.split h2 { font-size: 28px; letter-spacing: -0.02em; margin: 0 0 12px; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 56px 0; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; text-align: center; }
.stat-value { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; }
.stat-label { color: var(--muted); font-size: 13px; margin-top: 2px; }

.cta { text-align: center; padding: 40px 0 72px; }
.cta h2 { font-size: 30px; letter-spacing: -0.02em; margin: 0 0 22px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); margin-top: 40px; padding: 40px 24px 48px; }
.footer-cols { max-width: 1080px; margin: 0 auto; display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.footer-cols nav { display: grid; gap: 8px; }
.footer-cols a { color: var(--muted); font-size: 14px; }
.footer-cols a:hover { color: var(--fg); }
.site-footer .small { max-width: 1080px; margin: 28px auto 0; color: var(--dim); }

/* ── Docs layout ─────────────────────────────────────────────── */
.docs-layout { display: grid; grid-template-columns: 220px 1fr; gap: 48px; padding-top: 40px; padding-bottom: 64px; align-items: start; }
.sidebar { position: sticky; top: 80px; }
.sidebar-group { margin-bottom: 22px; }
.sidebar-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--dim); margin-bottom: 8px; }
.sidebar ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; }
.sidebar a { display: block; padding: 5px 10px; border-radius: 7px; color: var(--muted); font-size: 14px; }
.sidebar a:hover { background: var(--panel); color: var(--fg); text-decoration: none; }

/* Prose (rendered markdown) */
.doc-content { min-width: 0; max-width: 760px; }
.doc-content h1 { font-size: 34px; letter-spacing: -0.025em; margin: 0 0 18px; }
.doc-content h2 { font-size: 23px; letter-spacing: -0.015em; margin: 38px 0 12px; padding-top: 10px; border-top: 1px solid var(--border); }
.doc-content h3 { font-size: 17px; margin: 26px 0 8px; }
.doc-content p { color: #c3cad9; }
.doc-content a { font-weight: 500; }
.doc-content ul, .doc-content ol { color: #c3cad9; padding-left: 22px; }
.doc-content li { margin: 4px 0; }
.doc-content code { font-family: var(--mono); font-size: 0.88em; background: #11161f; border: 1px solid var(--border); padding: 1.5px 6px; border-radius: 5px; color: #d7e0f2; }
.doc-content pre { background: #0c0f16; border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; overflow-x: auto; margin: 16px 0; }
.doc-content pre code { background: none; border: none; padding: 0; font-size: 13.5px; line-height: 1.7; color: #cdd6ea; }
.doc-content blockquote { margin: 16px 0; padding: 4px 16px; border-left: 3px solid var(--accent); color: var(--muted); background: var(--panel); border-radius: 0 8px 8px 0; }
.doc-content hr { border: none; border-top: 1px solid var(--border); margin: 32px 0; }

/* ── Components page ─────────────────────────────────────────── */
.page-head { padding: 48px 0 12px; }
.page-head h1 { font-size: 40px; letter-spacing: -0.03em; margin: 16px 0 8px; }
.comp-cat { padding: 28px 0; border-top: 1px solid var(--border); }
.comp-cat h2 { font-size: 20px; letter-spacing: -0.01em; margin: 0 0 16px; }
.comp-demo { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; padding: 22px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); }
.comp-demo.stack { flex-direction: column; align-items: stretch; }
.comp-demo.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
.form-grid .span-2 { grid-column: 1 / -1; }
.stack { display: grid; gap: 12px; }

/* Cards */
.card { background: linear-gradient(180deg, var(--panel-2), var(--bg-2)); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 0; font-size: 14px; }

/* Forms */
label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
label.inline { display: flex; align-items: center; gap: 8px; color: var(--fg); font-size: 14px; }
input[type=text], input[type=email], input[type=password], select, textarea {
  width: 100%; padding: 9px 12px; border-radius: 9px; font: inherit; font-size: 14px; color: var(--fg);
  background: var(--bg); border: 1px solid var(--border); outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
textarea { resize: vertical; }
input[type=range] { accent-color: var(--accent); padding: 0; }
input[type=radio], input[type=checkbox] { accent-color: var(--accent); width: 16px; height: 16px; }
fieldset { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; display: flex; gap: 18px; flex-wrap: wrap; margin: 0; }
legend { padding: 0 6px; color: var(--muted); font-size: 12px; }

/* Alerts / badges / table */
.alert { padding: 12px 16px; border-radius: 10px; border: 1px solid var(--border); background: var(--panel); font-size: 14px; }
.alert-success { border-color: #1d3a2a; background: color-mix(in srgb, var(--ok) 10%, var(--panel)); }
.alert-warning { border-color: #4a3a1a; background: color-mix(in srgb, var(--warn) 10%, var(--panel)); }
.alert-info { border-color: #1d3450; background: color-mix(in srgb, var(--info) 10%, var(--panel)); }
.alert-danger { border-color: #4a2323; background: color-mix(in srgb, var(--danger) 10%, var(--panel)); }
.badge { font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); }
.badge-ok { color: var(--ok); border-color: #1d3a2a; background: color-mix(in srgb, var(--ok) 12%, transparent); }
.badge-muted { color: var(--muted); background: var(--panel-2); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.table th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.table tbody tr:hover { background: var(--panel-2); }
.table td:first-child { font-family: var(--mono); color: var(--accent); }
details { width: 100%; }
summary { cursor: pointer; font-weight: 600; font-size: 14px; }

@media (max-width: 820px) {
  .features, .stats, .comp-demo.grid-3 { grid-template-columns: repeat(2, 1fr); }
  .split, .docs-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .form-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 16px; }
}