/* Shared styles for privacy, terms and support. Tokens and nav mirror index.html. */
:root {
  --bg: #ffffff;
  --bg-subtle: #f6f7f8;
  --surface: #ffffff;
  --border: #e6e8eb;
  --text: #14161a;
  --text-secondary: #5b6169;
  --text-tertiary: #8b9099;
  --accent: #2f6feb;
  --accent-dim: rgba(47, 111, 235, 0.08);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Menlo', monospace;
  --shadow-sm: 0 1px 2px rgba(20,22,26,0.04);
  --radius: 16px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d0e10;
    --bg-subtle: #131417;
    --surface: #17181b;
    --border: #26282c;
    --text: #f2f3f4;
    --text-secondary: #a4a8ae;
    --text-tertiary: #6d7178;
    --accent: #5b8ff2;
    --accent-dim: rgba(91, 143, 242, 0.12);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  }
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent-dim); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 100;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 32px;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
@media (prefers-color-scheme: dark) { .nav { background: rgba(13,14,16,0.8); } }
.nav-wordmark { display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 16px; color: var(--text); letter-spacing: -0.3px; }
.nav-wordmark:hover { text-decoration: none; }
.nav-icon { flex-shrink: 0; display: block; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links li { margin: 0; }
.nav-links a { font-size: 14px; color: var(--text-secondary); font-weight: 500; }
.nav-links a:hover, .nav-links a.current { color: var(--text); text-decoration: none; }

/* Content */
.content { max-width: 720px; margin: 0 auto; padding: 64px 24px 0; }
.page-label {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--text-tertiary); margin-bottom: 12px;
}
h1 {
  font-weight: 800; font-size: clamp(28px, 5vw, 38px);
  letter-spacing: -0.5px; line-height: 1.15; margin-bottom: 12px;
}
.updated { font-family: var(--font-mono); font-size: 12px; color: var(--text-tertiary); margin-bottom: 40px; }
.subtitle { font-size: 17px; color: var(--text-secondary); margin-bottom: 40px; }
h2 { font-size: 20px; font-weight: 700; letter-spacing: -0.3px; margin: 44px 0 14px; }
p, li { font-size: 15.5px; color: var(--text-secondary); }
p { margin-bottom: 16px; }
.content ul { padding-left: 20px; margin-bottom: 16px; }
.content li { margin-bottom: 10px; }
strong { color: var(--text); font-weight: 600; }
.highlight {
  background: var(--bg-subtle); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 24px; margin-bottom: 40px;
  font-size: 15.5px; color: var(--text-secondary);
}
hr { border: none; border-top: 1px solid var(--border); margin: 56px 0 0; }
.footer-note {
  font-family: var(--font-mono); font-size: 12px; color: var(--text-tertiary);
  text-align: center; padding: 36px 0; margin: 0;
}

/* Support: contact card */
.contact-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: 32px 24px; margin-bottom: 48px; text-align: center;
}
.contact-card .email-label {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.5px; text-transform: uppercase; color: var(--text-tertiary); margin-bottom: 10px;
}
.contact-card .email-link { font-size: clamp(17px, 4.6vw, 22px); font-weight: 700; letter-spacing: -0.3px; overflow-wrap: anywhere; }
.contact-card .response-time { font-size: 13px; color: var(--text-secondary); margin-top: 10px; }

/* Support: FAQ */
.faq-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; margin-bottom: 12px; overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item:hover, .faq-item.open { border-color: var(--text-tertiary); }
.faq-question {
  padding: 18px 20px; cursor: pointer; user-select: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  font-size: 15.5px; font-weight: 600; color: var(--text);
}
.faq-question::after {
  content: '+'; flex-shrink: 0; font-family: var(--font-mono); font-size: 18px;
  color: var(--text-tertiary); transition: transform 0.25s;
}
.faq-item.open .faq-question::after { transform: rotate(45deg); color: var(--accent); }
.faq-answer { max-height: 0; overflow: hidden; padding: 0 20px; transition: max-height 0.3s ease, padding 0.3s ease; }
.faq-item.open .faq-answer { max-height: 600px; padding: 0 20px 18px; }
.faq-answer p { font-size: 14.5px; margin: 0; }

@media (max-width: 768px) {
  .nav { padding: 0 20px; }
  .nav-links { gap: 18px; }
  .content { padding: 48px 20px 0; }
}
@media (max-width: 480px) {
  .nav { padding: 0 16px; }
  .nav-links { gap: 14px; }
  .nav-links a { font-size: 13px; }
}
@media (max-width: 400px) { .nav-name { display: none; } }