/* Shared styles for static pages (About, Privacy, Terms, Contact).
   The main app page (index.html) keeps its own inline styles. */

:root {
  /* Light theme — bolder palette with proper contrast */
  --bg: #ebecf3;
  --bg-2: #dadce8;
  --bg-hover: #c8cadb;
  --panel: #ffffff;
  --panel-2: #f6f7fc;
  --border: #b8bacc;
  --text: #0a0a1a;
  --text-soft: #2e2e44;
  --muted: #50526a;
  --accent: #7c5cff;
  --accent-2: #ff5ca8;
  --link: #5d2dff;
  --bg-gradient-1: rgba(124, 92, 255, 0.06);
  --bg-gradient-2: rgba(255, 92, 168, 0.05);
  --panel-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  --radius: 14px;
}
[data-theme="dark"] {
  --bg: #0f0f17;
  --bg-2: #161623;
  --bg-hover: #1a1a2e;
  --panel: #1c1c2e;
  --panel-2: #232338;
  --border: #2a2a40;
  --text: #e8e8f0;
  --text-soft: #c8c8d8;
  --muted: #8a8aa3;
  --link: #a78bfa;
  --bg-gradient-1: rgba(124, 92, 255, 0.18);
  --bg-gradient-2: rgba(255, 92, 168, 0.15);
  --panel-shadow: none;
}

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

body {
  background:
    radial-gradient(1200px 600px at 10% -10%, var(--bg-gradient-1), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, var(--bg-gradient-2), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  transition: background-color 0.2s, color 0.2s;
}

.site-header {
  padding: 30px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: center;
}
.site-header .nav {
  width: 100%;
  max-width: 800px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.site-header .brand {
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.site-header .nav-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.site-header .nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.15s;
}
.site-header .nav-links a:hover { color: var(--text); }

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 50px 20px 80px;
}

.page h1 {
  font-size: clamp(28px, 4vw, 40px);
  margin: 0 0 12px;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page .lead {
  font-size: 17px;
  color: var(--muted);
  margin: 0 0 30px;
}

.page h2 {
  font-size: 22px;
  margin: 36px 0 10px;
  color: var(--text);
}

.page h3 {
  font-size: 17px;
  margin: 24px 0 8px;
  color: var(--text);
}

.page p, .page li { font-size: 16px; color: var(--text-soft); }
.page strong { color: var(--text); }

.page ul, .page ol { padding-left: 22px; }
.page li { margin-bottom: 6px; }

.page a { color: var(--link); }

.page .last-updated {
  font-size: 13px;
  color: var(--muted);
  font-style: italic;
  margin-top: -16px;
  margin-bottom: 24px;
}

.callout {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 24px 0;
}

.contact-card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-top: 24px;
  text-align: center;
}
.contact-card a.email {
  display: inline-block;
  margin-top: 8px;
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  transition: transform 0.1s, box-shadow 0.15s;
}
.contact-card a.email:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(124, 92, 255, 0.35);
}

.site-footer {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 30px 20px;
  border-top: 1px solid var(--border);
}
.site-footer a {
  color: var(--muted);
  text-decoration: none;
  margin: 0 8px;
  transition: color 0.15s;
}
.site-footer a:hover { color: var(--text); }
.site-footer .brand-mark { color: var(--text); font-weight: 600; }

.theme-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--panel);
  border: 1px solid var(--border);
  cursor: pointer;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text);
  transition: all 0.2s;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}
[data-theme="dark"] .theme-toggle {
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}
.theme-toggle:hover {
  border-color: var(--accent);
  transform: scale(1.05);
}
.theme-toggle:active { transform: scale(0.95); }