/* =========================================================
   developer.iai.one — shared stylesheet
   Technical docs portal for all *.iai.one systems
========================================================= */

:root {
  --bg:      #071019;
  --surface: #0c1824;
  --border:  rgba(255,255,255,0.08);
  --muted:   #6b8299;
  --text:    #c5d5e5;
  --heading: #e8f2ff;
  --accent:  #66d9ef;
  --green:   #3dd68c;
  --yellow:  #f0c040;
  --red:     #f26c6c;
  --sidebar-w: 240px;
  --max: 900px;
  --font: "Inter", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;
  --radius: 8px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Layout ─────────────────────────────────────────────── */
.dev-layout {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────────────── */
.dev-sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  padding: 0 0 24px;
}

.dev-logo {
  padding: 20px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.dev-logo-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--heading);
  letter-spacing: -0.2px;
}
.dev-logo-sub {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.3px;
}

.dev-nav-section { padding: 16px 0 0; }
.dev-nav-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 0 18px 6px;
}
.dev-nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  font-size: 13.5px;
  color: var(--text);
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: var(--font);
  transition: color 0.12s, background 0.12s;
  border-radius: 0;
}
.dev-nav-item:hover { background: rgba(102,217,239,0.06); color: var(--heading); }
.dev-nav-item.active { background: rgba(102,217,239,0.12); color: var(--accent); }

/* ── Main content ─────────────────────────────────────────── */
.dev-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.dev-topbar {
  height: 54px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 32px;
  gap: 12px;
  background: rgba(7,16,25,0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
  flex-shrink: 0;
}
.dev-topbar-title { font-size: 14px; font-weight: 700; color: var(--heading); flex: 1; }
.dev-topbar-actions { display: flex; gap: 8px; align-items: center; }

.dev-content {
  max-width: var(--max);
  padding: 40px 32px;
  width: 100%;
}

/* ── Typography ───────────────────────────────────────────── */
h1 { font-size: 28px; font-weight: 800; color: var(--heading); letter-spacing: -0.5px; margin-bottom: 12px; line-height: 1.25; }
h2 { font-size: 20px; font-weight: 700; color: var(--heading); letter-spacing: -0.3px; margin: 32px 0 10px; }
h3 { font-size: 16px; font-weight: 700; color: var(--heading); margin: 24px 0 8px; }
h4 { font-size: 13px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.6px; margin: 20px 0 6px; }
p { margin-bottom: 14px; color: var(--text); }
p:last-child { margin-bottom: 0; }

.lead { font-size: 17px; line-height: 1.7; color: var(--text); margin-bottom: 28px; }
.page-header { margin-bottom: 36px; border-bottom: 1px solid var(--border); padding-bottom: 24px; }
.page-header .badge { margin-bottom: 10px; }

/* ── Badges ───────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
}
.badge-get    { background: rgba(61,214,140,0.15); color: var(--green); }
.badge-post   { background: rgba(102,217,239,0.15); color: var(--accent); }
.badge-put    { background: rgba(240,192,64,0.15);  color: var(--yellow); }
.badge-delete { background: rgba(242,108,108,0.15); color: var(--red); }
.badge-beta   { background: rgba(240,192,64,0.12);  color: var(--yellow); }
.badge-stable { background: rgba(61,214,140,0.12);  color: var(--green); }
.badge-auth   { background: rgba(102,217,239,0.12); color: var(--accent); }

/* ── Code blocks ──────────────────────────────────────────── */
code, .mono { font-family: var(--mono); font-size: 13px; }
p code, li code {
  background: rgba(255,255,255,0.07);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12.5px;
  color: var(--accent);
}
pre {
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  overflow-x: auto;
  margin: 16px 0;
}
pre code { font-size: 13px; color: var(--text); background: none; padding: 0; }
.code-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: -8px;
}

/* ── Cards / Panels ───────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
}
.card-title { font-size: 14px; font-weight: 700; color: var(--heading); margin-bottom: 6px; }
.card p { font-size: 13.5px; }

.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; margin-bottom: 24px; }

/* ── Tables ───────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; margin: 16px 0; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--border); }
td { padding: 10px 12px; border-bottom: 1px solid rgba(255,255,255,0.04); vertical-align: top; }
tr:last-child td { border-bottom: none; }

/* ── Alerts ───────────────────────────────────────────────── */
.alert { padding: 14px 16px; border-radius: var(--radius); margin: 16px 0; font-size: 14px; border-left: 3px solid; }
.alert-info    { background: rgba(102,217,239,0.06); border-color: var(--accent); }
.alert-warn    { background: rgba(240,192,64,0.07);  border-color: var(--yellow); }
.alert-danger  { background: rgba(242,108,108,0.07); border-color: var(--red); }
.alert-success { background: rgba(61,214,140,0.07);  border-color: var(--green); }

/* ── API endpoint ─────────────────────────────────────────── */
.endpoint {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 10px;
  font-family: var(--mono);
  font-size: 13.5px;
}
.endpoint-path { color: var(--heading); flex: 1; }
.endpoint-desc { font-family: var(--font); font-size: 13px; color: var(--muted); }

/* ── Breadcrumb ───────────────────────────────────────────── */
.breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); margin-bottom: 20px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { opacity: 0.4; }

/* ── Steps / numbered list ────────────────────────────────── */
.steps { counter-reset: step; display: flex; flex-direction: column; gap: 16px; margin: 16px 0; }
.step  { counter-increment: step; display: flex; gap: 14px; }
.step::before {
  content: counter(step);
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(102,217,239,0.15);
  color: var(--accent);
  font-size: 13px; font-weight: 700;
  display: grid; place-items: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.step-body { flex: 1; }
.step-body strong { display: block; font-size: 14px; color: var(--heading); margin-bottom: 4px; }

/* ── Lists ────────────────────────────────────────────────── */
ul, ol { padding-left: 20px; margin-bottom: 14px; }
li { margin-bottom: 5px; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: 6px;
  font-size: 13px; font-weight: 500; font-family: var(--font);
  cursor: pointer; border: 1px solid var(--border);
  background: var(--surface); color: var(--text);
  transition: background 0.12s;
}
.btn:hover { background: rgba(255,255,255,0.06); text-decoration: none; }
.btn-accent { background: var(--accent); color: var(--bg); border-color: transparent; }
.btn-accent:hover { opacity: 0.88; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .dev-sidebar { display: none; }
  .dev-content { padding: 24px 16px; }
  h1 { font-size: 22px; }
}