/* ==========================================================================
   QCS — document styles for info.qcloud.systems
   Used by the hand-written policy and guidance pages. Their markup stays as
   authored; this file is the one place their presentation is defined.
   ========================================================================== */

:root {
  --ink: #1a2332;
  --body: #3d4a5c;
  --muted: #5a6b7a;
  --action: #0066cc;
  --action-dk: #0052a3;
  --accent: #6cc5e6;
  --surface: #ffffff;
  --page: #f0f2f5;
  --line: #e2e8f0;
  --line-soft: #eef1f5;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--page);
  color: var(--body);
  line-height: 1.75;
}

.document-container {
  max-width: 880px;
  margin: 0 auto;
  background: var(--surface);
  border-left: 4px solid var(--action);
  padding: 56px 56px 64px;
  box-shadow: 0 2px 8px rgba(26, 35, 50, 0.06);
  min-height: 100vh;
}

.doc-header {
  text-align: center;
  margin-bottom: 36px;
  padding-bottom: 26px;
  border-bottom: 3px solid var(--accent);
}

.doc-header h1 {
  font-size: 30px;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 10px;
}

.doc-header p {
  color: var(--muted);
  font-size: 14px;
}

.last-updated {
  color: var(--muted);
  font-size: 14px;
}

h2 {
  font-size: 16px;
  color: var(--action);
  margin-top: 32px;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

h3 {
  font-size: 15px;
  color: var(--ink);
  margin-top: 22px;
  margin-bottom: 8px;
}

p {
  margin-bottom: 15px;
}

ul,
ol {
  margin: 0 0 15px 24px;
}

li {
  margin-bottom: 8px;
}

strong {
  color: var(--ink);
}

a {
  color: var(--action);
}

a:hover {
  color: var(--action-dk);
}

/* ===================== Table of contents ===================== */

.toc {
  background: rgba(108, 197, 230, 0.09);
  border: 1px solid rgba(108, 197, 230, 0.4);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 22px 26px;
  margin: 26px 0 34px;
}

.toc h2,
.toc h3 {
  margin-top: 0;
}

.toc ul,
.toc ol {
  margin-bottom: 0;
}

.toc a {
  text-decoration: none;
}

.toc a:hover {
  text-decoration: underline;
}

/* ===================== Code ===================== */

code {
  font-family: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--line-soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
}

pre {
  background: #1a2332;
  color: #e6edf3;
  border-radius: 8px;
  padding: 18px 20px;
  overflow-x: auto;
  margin: 0 0 18px;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
}

/* ===================== Back link ===================== */

.back-link {
  display: inline-block;
  margin-top: 40px;
  padding: 10px 20px;
  border: 2px solid var(--line);
  border-radius: 6px;
  color: var(--action);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.back-link:hover {
  border-color: var(--action);
  background: rgba(0, 102, 204, 0.05);
}

/* ===================== Responsive ===================== */

@media (max-width: 720px) {
  .document-container {
    padding: 32px 22px 44px;
  }

  .doc-header h1 {
    font-size: 24px;
  }
}

/* ===================== Print ===================== */

@media print {
  body {
    background: #fff;
  }

  .document-container {
    max-width: none;
    border-left: none;
    box-shadow: none;
    padding: 0;
    min-height: 0;
  }

  .back-link,
  .toc {
    display: none;
  }

  h2 {
    page-break-after: avoid;
  }
}