/* ZENX docs cluster — shared stylesheet (dark brand: purple #7c5cff + cyan #22d3ee)
   Used by: learn-zenx, knowledge-base, api-docs, api, network-status, terms, privacy, contact
   Light/dark theming: html[data-theme="light"] flips the variables below. */
:root {
  --bg: #0a0e17; --bg2: #0d1220; --card: #111827; --card2: #151d30;
  --border: #1f2937; --text: #e5e7eb; --muted: #9ca3af; --muted2: #6b7280;
  --accent: #7c5cff; --accent2: #22d3ee; --success: #34d399; --danger: #f87171;
  --warning: #fbbf24;
  --grad: linear-gradient(135deg, var(--accent), var(--accent2));
  --radius: 10px;
  /* theme-aware extras */
  --link: #ffffff; --link-hover: #67e8f9;
  --code-bg: #161e30; --td-code-bg: #1a2234; --pre-text: #c7d2e8;
  --topbar-bg: rgba(10, 14, 23, 0.92); --row-even: rgba(17, 24, 39, 0.5);
}
html[data-theme="light"] {
  --bg: #ffffff; --bg2: #f8fafc; --card: #ffffff; --card2: #eef2f6;
  --border: #e2e8f0; --text: #0f172a; --muted: #475569; --muted2: #94a3b8;
  --accent: #6d28d9; --accent2: #0e7490;
  --grad: linear-gradient(135deg, #7c3aed, #0891b2);
  --link: #4f46e5; --link-hover: #4338ca;
  --code-bg: #f1f5f9; --td-code-bg: #eef2f7; --pre-text: #1e293b;
  --topbar-bg: rgba(255, 255, 255, 0.94); --row-even: rgba(241, 245, 249, 0.7);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 15px; line-height: 1.7; -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-weight: 700; letter-spacing: -0.2px; }
a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; }
code, pre {
  font-family: 'SF Mono', 'Cascadia Code', Consolas, monospace;
  background: var(--code-bg); color: var(--accent2);
}
code { padding: 2px 6px; border-radius: 5px; font-size: 13px; word-break: break-all; }
pre {
  padding: 14px 16px; border-radius: 8px; border: 1px solid var(--border);
  overflow-x: auto; font-size: 13px; line-height: 1.6; margin: 14px 0; color: var(--pre-text);
}
pre code { background: none; padding: 0; }
table { width: 100%; border-collapse: collapse; margin: 14px 0 22px; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--accent2); font-weight: 600; background: var(--card); }
tr:nth-child(even) td { background: var(--row-even); }
td code { background: var(--td-code-bg); }
.wrap { max-width: 1000px; margin: 0 auto; padding: 0 22px; }

/* ===== Top bar ===== */
.topbar { background: var(--topbar-bg); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 50; }
.topbar-inner { display: flex; align-items: center; gap: 18px; height: 58px; max-width: 1200px; margin: 0 auto; padding: 0 22px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 17px; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand .z {
  width: 30px; height: 30px; border-radius: 8px; background: var(--grad); color: #fff;
  display: inline-flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 800;
}
.tb-links { display: flex; gap: 2px; flex: 1; min-width: 0; overflow-x: auto; }
.tb-links a { color: var(--muted); padding: 6px 10px; border-radius: 7px; font-size: 13.5px; white-space: nowrap; }
.tb-links a:hover { color: var(--text); background: var(--card); text-decoration: none; }
.tb-links a.on { color: #fff; background: rgba(124, 92, 255, 0.14); }
.tb-cta { flex: none; }
.btn {
  display: inline-block; background: var(--grad); color: #fff !important; font-weight: 700;
  padding: 7px 14px; border-radius: 8px; font-size: 13px; border: none; cursor: pointer;
}
.btn:hover { filter: brightness(1.1); text-decoration: none; }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text) !important; }

/* ===== Theme toggle ===== */
.theme-toggle {
  flex: none; margin-left: auto; cursor: pointer;
  background: var(--card); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 6px 13px; font-family: inherit; font-size: 12.5px; font-weight: 700;
  letter-spacing: 0.3px; white-space: nowrap; line-height: 1.5;
  transition: border-color 0.15s, background 0.15s;
}
.theme-toggle:hover { border-color: var(--accent); background: var(--bg2); }

/* ===== Page hero ===== */
.page-hero { padding: 46px 0 34px; border-bottom: 1px solid var(--border); background: radial-gradient(900px 300px at 20% -20%, rgba(124, 92, 255, 0.18), transparent), radial-gradient(800px 260px at 90% -30%, rgba(34, 211, 238, 0.12), transparent); }
html[data-theme="light"] .page-hero { background: radial-gradient(900px 300px at 20% -20%, rgba(124, 92, 255, 0.10), transparent), radial-gradient(800px 260px at 90% -30%, rgba(14, 116, 144, 0.07), transparent); }
.badge { display: inline-block; background: var(--grad); color: #fff; font-size: 11.5px; font-weight: 700; padding: 3px 10px; border-radius: 20px; letter-spacing: 0.6px; margin-bottom: 14px; text-transform: uppercase; }
.page-hero h1 { font-size: 30px; margin-bottom: 8px; }
.page-hero .sub { color: var(--muted); font-size: 15.5px; max-width: 780px; }

/* ===== Sections & cards ===== */
main { padding: 34px 0 70px; }
h2.sec { font-size: 21px; margin: 40px 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
h3 { font-size: 16.5px; margin: 26px 0 8px; color: var(--accent2); }
p { margin-bottom: 13px; }
ul, ol { margin: 0 0 14px 22px; }
li { margin-bottom: 6px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; margin: 18px 0; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.card h4 { color: var(--text); margin-bottom: 6px; font-size: 15px; }
.card p, .card li { color: var(--muted); font-size: 13.5px; }
.card a { font-size: 13.5px; }
.note { background: var(--card); border-left: 3px solid var(--accent); padding: 13px 16px; border-radius: 6px; margin: 16px 0; color: var(--muted); font-size: 14px; }
.note.ok { border-left-color: var(--success); }
.note.warn { border-left-color: var(--warning); }
.note.err { border-left-color: var(--danger); }
.note b, .note strong { color: var(--text); }
.toc { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 18px 22px; margin: 22px 0; }
.toc b { color: var(--accent2); }
.toc ol { margin: 8px 0 0 20px; }
.toc a { color: var(--text); }
.toc a:hover { color: var(--accent2); }

/* ===== Status / live widgets ===== */
.status-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; margin: 20px 0; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.stat .k { font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--muted2); font-weight: 700; }
.stat .v { font-size: 21px; font-weight: 800; margin-top: 4px; font-family: 'SF Mono', Consolas, monospace; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--muted2); margin-right: 6px; }
.dot.up { background: var(--success); box-shadow: 0 0 8px rgba(52, 211, 153, 0.7); }
.dot.down { background: var(--danger); box-shadow: 0 0 8px rgba(248, 113, 113, 0.7); }
.dot.warn { background: var(--warning); }

/* ===== Forms ===== */
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; background: var(--bg2); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 10px 12px; font-size: 14px; font-family: inherit;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); }

/* ===== Footer ===== */
.site-footer { border-top: 1px solid var(--border); background: var(--bg2); padding: 40px 0 30px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 24px; max-width: 1200px; margin: 0 auto; padding: 0 22px; }
.site-footer h5 { color: var(--text); font-size: 13px; text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 10px; }
.site-footer ul { list-style: none; margin: 0; }
.site-footer li { margin-bottom: 6px; }
.site-footer a { color: var(--link); font-size: 13.5px; }
.site-footer a:hover { color: var(--accent2); }
.footer-bottom { max-width: 1200px; margin: 26px auto 0; padding: 18px 22px 0; border-top: 1px solid var(--border); color: var(--muted2); font-size: 12.5px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

@media (max-width: 760px) {
  .page-hero h1 { font-size: 24px; }
  .tb-cta { display: none; }
}

/* ===== Header: main-site look, links live in the footer ===== */
.tb-links { display: none; }
.tb-cta { display: none; }
.topbar-inner { justify-content: space-between; }
.brand .z {
  background: url('zenx-logo.png?v=2') center / contain no-repeat;
  border-radius: 8px;
  font-size: 0;
  color: transparent;
}