/* AIProx site styles: one stylesheet for every page. */

:root {
  --bg: #ffffff;
  --fg: #1b1e24;
  --muted: #586070;
  --border: #e2e5ea;
  --surface: #f6f7f9;
  --code-bg: #f3f4f6;
  --accent: #b45309;
  --accent-fg: #ffffff;
  --ok: #15803d;
  --warn: #a16207;
  --bad: #b91c1c;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121418;
    --fg: #e6e8ec;
    --muted: #a3a9b5;
    --border: #2b2f38;
    --surface: #1a1d23;
    --code-bg: #1c1f26;
    --accent: #f59e0b;
    --accent-fg: #17140d;
    --ok: #4ade80;
    --warn: #facc15;
    --bad: #f87171;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 var(--font);
}

a { color: var(--accent); }
a:hover { text-decoration-thickness: 2px; }

img { max-width: 100%; }

.wrap { max-width: 920px; margin: 0 auto; padding: 0 20px; }

/* Header and footer */

.site-header { border-bottom: 1px solid var(--border); }
.site-header .wrap {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px;
  padding-top: 14px; padding-bottom: 14px;
}
.logo { font-weight: 700; font-size: 1.15rem; color: var(--fg); text-decoration: none; letter-spacing: -0.01em; }
.logo span { color: var(--accent); }
.site-nav { display: flex; flex-wrap: wrap; gap: 4px 18px; margin-left: auto; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--fg); }

.site-footer { border-top: 1px solid var(--border); margin-top: 64px; padding: 24px 0 40px; color: var(--muted); font-size: 0.9rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-footer a { color: var(--muted); }

/* Typography */

main { padding: 32px 0 0; }
h1 { font-size: 2rem; line-height: 1.25; margin: 0 0 12px; letter-spacing: -0.02em; }
h2 { font-size: 1.4rem; line-height: 1.3; margin: 40px 0 12px; }
h3 { font-size: 1.1rem; margin: 28px 0 8px; }
p, ul, ol { margin: 0 0 14px; }
li { margin: 4px 0; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 680px; }
.muted { color: var(--muted); }
.small { font-size: 0.9rem; }
hr { border: 0; border-top: 1px solid var(--border); margin: 32px 0; }

/* Code */

code, pre, kbd { font-family: var(--mono); font-size: 0.88em; }
:not(pre) > code { background: var(--code-bg); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; }
.code { position: relative; margin: 0 0 16px; }
pre {
  margin: 0; padding: 14px 16px; overflow-x: auto;
  background: var(--code-bg); border: 1px solid var(--border); border-radius: 6px;
  line-height: 1.5;
}
.copy {
  position: absolute; top: 6px; right: 6px;
  font: 0.8rem var(--font); padding: 3px 8px; cursor: pointer;
  background: var(--bg); color: var(--muted); border: 1px solid var(--border); border-radius: 4px;
}
.copy:hover { color: var(--fg); }

/* Layout pieces */

.actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0 8px; }
.btn {
  display: inline-block; padding: 9px 16px; border-radius: 6px;
  border: 1px solid var(--border); background: var(--bg); color: var(--fg);
  font: 600 0.95rem var(--font); text-decoration: none; cursor: pointer;
}
.btn:hover { border-color: var(--muted); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.btn-primary:hover { border-color: var(--accent); filter: brightness(1.05); }
.btn:disabled { opacity: 0.6; cursor: default; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card { border: 1px solid var(--border); border-radius: 8px; padding: 16px 18px; background: var(--bg); }
.card h3 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }
.steps { counter-reset: step; list-style: none; padding: 0; }
.steps > li { counter-increment: step; position: relative; padding-left: 40px; margin: 0 0 18px; }
.steps > li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px;
  background: var(--surface); border: 1px solid var(--border); font-weight: 700; font-size: 0.9rem;
}

.price { font-size: 2.4rem; font-weight: 700; letter-spacing: -0.02em; margin: 0; }
.note { border-left: 3px solid var(--accent); background: var(--surface); padding: 10px 14px; border-radius: 0 6px 6px 0; margin: 0 0 16px; }

table { width: 100%; border-collapse: collapse; margin: 0 0 18px; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { font-weight: 600; background: var(--surface); }
.table-scroll { overflow-x: auto; }

.tag { display: inline-block; font-size: 0.78rem; font-weight: 600; padding: 1px 8px; border-radius: 999px; border: 1px solid var(--border); white-space: nowrap; }
.tag-used { color: var(--ok); border-color: currentColor; }
.tag-listed { color: var(--muted); }
.status-ok { color: var(--ok); }
.status-partial { color: var(--warn); }
.status-failed { color: var(--bad); }

/* Forms */

label { display: block; font-weight: 600; margin: 14px 0 6px; }
input[type="text"], input[type="email"], input[type="password"], textarea, select {
  width: 100%; padding: 9px 11px; font: 1rem var(--font);
  color: var(--fg); background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
}
textarea { min-height: 110px; resize: vertical; }
input:focus, textarea:focus, select:focus, .btn:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.field-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; }
.field-row > * { flex: 1 1 220px; }
.message { margin: 12px 0; }
.message.error { color: var(--bad); }
.message.success { color: var(--ok); }

/* Docs layout: contents column on wide screens */

.docs { display: block; }
.toc { font-size: 0.92rem; }
.toc ul { list-style: none; padding: 0; margin: 0; }
.toc a { color: var(--muted); text-decoration: none; display: block; padding: 2px 0; }
.toc a:hover { color: var(--fg); }
@media (min-width: 1000px) {
  .wrap.wide { max-width: 1120px; }
  .docs { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 40px; }
  .toc { position: sticky; top: 16px; align-self: start; max-height: calc(100vh - 32px); overflow-y: auto; }
}
@media (max-width: 999px) {
  .toc { border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; margin-bottom: 24px; }
}

@media (max-width: 600px) {
  h1 { font-size: 1.6rem; }
  .site-nav { margin-left: 0; }
}