/* ── NetKrypton Legal Pages — Shared Stylesheet ──────────────────────────────
Used by: privacy.html, terms.html, billing.html
Fonts loaded locally from fonts/ directory
────────────────────────────────────────────────────────────────────────────── */

@font-face {
  font-family: 'Space Grotesk';
  src: url('fonts/space-grotesk.ttf') format('truetype');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Asimovian';
  src: url('fonts/Asimovian-Regular.ttf') format('truetype');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

/* ── Design tokens ───────────────────────────────────────────────────────── */
:root {
  --bg: #0b0f1a;
  --bg-surface: #0f1422;
  --bg-card: #111827;
  --bg-hover: #161d2e;
  --fg: #e8edf5;
  --fg-muted: #5a6280;
  --fg-sub: #8892aa;
  --primary: #2eddc8;
  --primary-dim: rgba(46, 221, 200, 0.10);
  --primary-glow: rgba(46, 221, 200, 0.06);
  --border: rgba(255, 255, 255, 0.06);
  --border-mid: rgba(255, 255, 255, 0.10);
  --border-accent: rgba(46, 221, 200, 0.28);
  --nav-bg: rgba(11, 15, 26, 0.0);
  --nav-scrolled: rgba(11, 15, 26, 0.88);
  --shadow-card: none;
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --font-d: 'Asimovian', 'Orbitron', monospace;
  --font: 'Space Grotesk', system-ui, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f5f7fc;
    --bg-surface: #eef1f8;
    --bg-card: #ffffff;
    --bg-hover: #f0f3fa;
    --fg: #0d1220;
    --fg-muted: #9aa0b8;
    --fg-sub: #6b7290;
    --primary: #18b8a6;
    --primary-dim: rgba(24, 184, 166, 0.10);
    --primary-glow: rgba(24, 184, 166, 0.06);
    --border: rgba(0, 0, 0, 0.07);
    --border-mid: rgba(0, 0, 0, 0.12);
    --border-accent: rgba(24, 184, 166, 0.30);
    --nav-bg: rgba(245, 247, 252, 0.0);
    --nav-scrolled: rgba(245, 247, 252, 0.92);
    --shadow-card: 0 1px 3px rgba(0, 0, 0, .06), 0 4px 12px rgba(0, 0, 0, .04);
  }
}

:root[data-theme="light"] {
  --bg: #f5f7fc;
  --bg-surface: #eef1f8;
  --bg-card: #ffffff;
  --bg-hover: #f0f3fa;
  --fg: #0d1220;
  --fg-muted: #9aa0b8;
  --fg-sub: #6b7290;
  --primary: #18b8a6;
  --primary-dim: rgba(24, 184, 166, 0.10);
  --primary-glow: rgba(24, 184, 166, 0.06);
  --border: rgba(0, 0, 0, 0.07);
  --border-mid: rgba(0, 0, 0, 0.12);
  --border-accent: rgba(24, 184, 166, 0.30);
  --nav-bg: rgba(245, 247, 252, 0.0);
  --nav-scrolled: rgba(245, 247, 252, 0.92);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, .06), 0 4px 12px rgba(0, 0, 0, .04);
}

/* ── Reset & base ────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ── Nav ─────────────────────────────────────────────────────────────────── */
nav {
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: background .25s, border-color .25s;
  padding: 0 24px;
}

nav.scrolled {
  background: var(--nav-scrolled);
  border-color: var(--border);
}

.nav-inner {
  max-width: 860px;
  margin: 0 auto;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-d);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--fg);
  text-decoration: none;
}

.nav-logo svg {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}

.nav-logo:hover {
  text-decoration: none;
  opacity: .85;
}

.nav-back {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--fg-sub);
  transition: color .2s;
}

.nav-back svg {
  width: 14px;
  height: 14px;
}

.nav-back:hover {
  color: var(--fg);
  text-decoration: none;
}

/* ── Page wrapper ────────────────────────────────────────────────────────── */
main {
  flex: 1;
  padding: 56px 24px 96px;
}

.legal-wrap {
  max-width: 760px;
  margin: 0 auto;
}

/* ── Page header ─────────────────────────────────────────────────────────── */
.legal-header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.legal-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-d);
  font-size: 10px;
  letter-spacing: .14em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.legal-eyebrow::before,
.legal-eyebrow::after {
  content: '';
  display: block;
  width: 20px;
  height: 1px;
  background: var(--primary);
  opacity: .4;
}

.legal-title {
  font-family: var(--font-d);
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--fg);
  margin-bottom: 16px;
}

.legal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  font-size: 13px;
  color: var(--fg-muted);
}

.legal-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}

/* ── TOC ─────────────────────────────────────────────────────────────────── */
.toc {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px 28px;
  margin-bottom: 48px;
  box-shadow: var(--shadow-card);
}

.toc-title {
  font-family: var(--font-d);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 14px;
}

.toc ol {
  list-style: none;
  counter-reset: toc;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.toc ol li {
  counter-increment: toc;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.toc ol li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-d);
  font-size: 10px;
  color: var(--primary);
  opacity: .7;
  min-width: 22px;
  flex-shrink: 0;
}

.toc a {
  font-size: 13px;
  color: var(--fg-sub);
  transition: color .15s;
}

.toc a:hover {
  color: var(--primary);
  text-decoration: none;
}

/* ── Sections ────────────────────────────────────────────────────────────── */
.legal-body {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.legal-section {
  scroll-margin-top: 72px;
}

.section-heading {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.section-num {
  font-family: var(--font-d);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--primary);
  opacity: .8;
  flex-shrink: 0;
  padding-top: 2px;
}

.section-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: .01em;
}

.legal-section p {
  color: var(--fg-sub);
  font-size: 14px;
  margin-bottom: 10px;
}

.legal-section p:last-child {
  margin-bottom: 0;
}

.legal-section ul,
.legal-section ol {
  padding-left: 20px;
  color: var(--fg-sub);
  font-size: 14px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-top: 8px;
  margin-bottom: 10px;
}

.legal-section ul li::marker {
  color: var(--primary);
}

.legal-section ol li::marker {
  color: var(--primary);
  font-family: var(--font-d);
  font-size: 11px;
}

/* highlight box */
.note-box {
  background: var(--primary-dim);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 12px 16px;
  font-size: 13px;
  color: var(--fg-sub);
  margin: 12px 0;
  line-height: 1.65;
}

.note-box strong {
  color: var(--fg);
  font-weight: 600;
}

/* inline term highlight */
.legal-section strong {
  color: var(--fg);
  font-weight: 600;
}

/* divider between sections */
.legal-divider {
  height: 1px;
  background: var(--border);
  margin-top: 40px;
}

/* ── Cross-doc footer links ──────────────────────────────────────────────── */
.related-docs {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.related-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--border-mid);
  border-radius: var(--r-md);
  font-size: 13px;
  color: var(--fg-sub);
  transition: border-color .2s, color .2s, background .2s;
}

.related-link:hover {
  border-color: var(--border-accent);
  color: var(--primary);
  background: var(--primary-dim);
  text-decoration: none;
}

.related-link svg {
  width: 14px;
  height: 14px;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 24px;
  text-align: center;
  color: var(--fg-muted);
  font-size: 12px;
}

footer a {
  color: var(--fg-sub);
}

footer a:hover {
  color: var(--primary);
}

.footer-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px 16px;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  main {
    padding: 40px 16px 72px;
  }

  .toc {
    padding: 18px 20px;
  }

  .legal-title {
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}