/* ChronoKeep — design system */
/* Theme: deep navy + amber/sepia, serif display + clean sans body */

@import url('https://fonts.googleapis.com/css2?family=Lora:wght@600;700&family=Inter:wght@400;500;600&display=swap');

/* ── Tokens ── */
:root {
  --navy-900: #07101f;
  --navy-800: #0e1828;
  --navy-700: #131e35;
  --navy-600: #1a2845;
  --navy-500: #1e3054;
  --amber-400: #d4922a;
  --amber-300: #e8a83a;
  --amber-200: #f0c060;
  --sepia-100: #e8e4d9;
  --sepia-200: #c8c0b0;
  --sepia-300: #9a9080;
  --ok:  #4caf7d;
  --fail: #e05c5c;
  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 14px;
  --font-display: 'Lora', Georgia, serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --max-w: 1080px;
  --section-pad: 80px 16px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--sepia-100);
  background: var(--navy-900);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--amber-400); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  font-family: ui-monospace, 'Fira Code', monospace;
  font-size: .88em;
  background: var(--navy-600);
  padding: .1em .4em;
  border-radius: var(--radius-sm);
  color: var(--amber-200);
}

/* ── Layout ── */
.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.center { text-align: center; }

/* ── Nav ── */
.nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 60px;
  background: rgba(7,16,31,.92);
  border-bottom: 1px solid var(--navy-500);
  backdrop-filter: blur(10px);
}
.nav-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--amber-400);
  text-decoration: none;
}
.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
}
.nav-links a { color: var(--sepia-200); text-decoration: none; transition: color .15s; }
.nav-links a:hover { color: var(--amber-400); }
.nav-cta {
  background: var(--amber-400) !important;
  color: var(--navy-900) !important;
  padding: 6px 14px !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.nav-cta:hover { background: var(--amber-300) !important; text-decoration: none !important; }

/* ── Hero ── */
.hero {
  padding: 100px 16px 80px;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(212,146,42,.18) 0%, transparent 70%), var(--navy-900);
  text-align: center;
}
.badge-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 32px; }
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--amber-400);
  border: 1px solid var(--amber-400);
  border-radius: 999px;
  padding: 4px 12px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--amber-200) 0%, var(--amber-400) 50%, var(--sepia-100) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--sepia-200);
  max-width: 560px;
  margin: 0 auto 36px;
}
.hero-cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-bottom: 20px; }
.hero-note { font-size: 13px; color: var(--sepia-300); }

/* ── Buttons ── */
.btn-primary {
  display: inline-block;
  padding: 13px 28px;
  background: var(--amber-400);
  color: var(--navy-900);
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--radius);
  transition: background .15s, transform .12s;
  text-decoration: none;
}
.btn-primary:hover { background: var(--amber-300); transform: translateY(-1px); text-decoration: none; }

.btn-secondary {
  display: inline-block;
  padding: 13px 28px;
  background: transparent;
  color: var(--amber-400);
  font-weight: 600;
  font-size: 15px;
  border: 2px solid var(--amber-400);
  border-radius: var(--radius);
  transition: background .15s;
  text-decoration: none;
}
.btn-secondary:hover { background: rgba(212,146,42,.12); text-decoration: none; }

/* ── Sections ── */
.section { padding: var(--section-pad); }
.section-alt { background: var(--navy-800); }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--amber-300);
  text-align: center;
  margin-bottom: 48px;
}

/* ── Features grid ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--navy-700);
  border: 1px solid var(--navy-500);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.feature-icon {
  font-size: 20px;
  color: var(--amber-400);
  margin-bottom: 12px;
}
.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--sepia-100);
  margin-bottom: 8px;
}
.feature-card p { font-size: 14px; color: var(--sepia-200); }

/* ── Steps ── */
.steps { list-style: none; display: flex; flex-direction: column; gap: 32px; max-width: 680px; margin: 0 auto; }
.steps li { display: flex; gap: 20px; align-items: flex-start; }
.step-num {
  flex-shrink: 0;
  width: 36px; height: 36px;
  background: var(--amber-400);
  color: var(--navy-900);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 16px;
}
.steps li div { padding-top: 6px; font-size: 15px; color: var(--sepia-200); }
.steps li strong { color: var(--sepia-100); }

/* ── Screenshots (mockups) ── */
.screenshots {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: center;
}
.screenshot-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.screenshot-card p { font-size: 13px; color: var(--sepia-300); }

.screenshot-mock {
  background: var(--navy-800);
  border: 1px solid var(--navy-500);
  border-radius: var(--radius-lg);
  padding: 16px;
  width: 300px;
  font-size: 12px;
}
.popup-mock { width: 300px; }
.options-mock { width: 320px; }

.mock-wordmark { font-family: var(--font-display); font-size: 14px; color: var(--amber-400); font-weight: 700; margin-bottom: 10px; }
.mock-toggle-row { display: flex; align-items: center; gap: 8px; padding: 7px 10px; background: var(--navy-700); border-radius: 6px; margin-bottom: 10px; color: var(--sepia-200); }
.mock-toggle { width: 34px; height: 18px; border-radius: 18px; position: relative; }
.mock-toggle.on { background: var(--amber-400); }
.mock-toggle.on::after { content: ""; position: absolute; width: 12px; height: 12px; background: #fff; border-radius: 50%; top: 3px; right: 3px; }
.mock-label { font-size: 10px; text-transform: uppercase; letter-spacing: .07em; color: var(--sepia-300); margin-bottom: 6px; }
.mock-item { display: flex; justify-content: space-between; align-items: center; padding: 5px 8px; border-bottom: 1px solid var(--navy-600); }
.mock-item:last-of-type { border-bottom: none; margin-bottom: 8px; }
.mock-url { color: var(--amber-400); font-size: 11px; max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mock-badge { font-size: 9px; padding: 1px 6px; border-radius: 999px; font-weight: 600; }
.mock-badge.ok { background: #1a3a2a; color: var(--ok); }
.mock-footer { display: flex; gap: 6px; }
.mock-btn { flex: 1; text-align: center; padding: 5px; border-radius: 4px; font-size: 11px; font-weight: 600; background: var(--amber-400); color: var(--navy-900); }
.mock-btn.ghost { background: transparent; border: 1px solid var(--amber-400); color: var(--amber-400); }
.mock-btn.sm { padding: 4px 10px; flex: 0; }
.mock-sync-badge { background: #0f2a1a; border: 1px solid #1e5032; border-radius: 6px; padding: 5px 10px; font-size: 11px; color: var(--ok); margin-bottom: 12px; }
.mock-section-title { font-size: 10px; text-transform: uppercase; letter-spacing: .07em; color: var(--amber-400); margin-bottom: 8px; font-weight: 700; }
.mock-domain-item { display: flex; justify-content: space-between; padding: 5px 8px; border-bottom: 1px solid var(--navy-600); font-size: 11px; color: var(--sepia-200); }
.mock-remove { font-size: 10px; color: var(--fail); border: 1px solid var(--fail); border-radius: 3px; padding: 0 5px; }
.mock-add { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; gap: 6px; background: var(--navy-700); border-radius: 6px; padding: 5px 8px; font-size: 11px; color: var(--sepia-300); }

/* ── Install section ── */
.install-note { color: var(--sepia-300); font-size: 14px; margin-bottom: 28px; }
.install-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  margin-bottom: 28px;
  text-align: left;
}
.install-card {
  background: var(--navy-700);
  border: 1px solid var(--navy-500);
  border-radius: var(--radius);
  padding: 22px 24px;
  max-width: 360px;
  font-size: 14px;
  color: var(--sepia-200);
}
.install-card strong { display: block; color: var(--sepia-100); margin-bottom: 10px; font-size: 15px; }
.install-card ol { padding-left: 18px; }
.install-card li { margin-bottom: 6px; }
.install-card p { margin-top: 8px; }

/* ── FAQ ── */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-list dt {
  font-weight: 600;
  color: var(--sepia-100);
  margin-top: 28px;
  margin-bottom: 6px;
  font-size: 15px;
}
.faq-list dd {
  color: var(--sepia-200);
  font-size: 14px;
  padding-left: 0;
}

/* ── Footer ── */
.footer {
  background: var(--navy-800);
  border-top: 1px solid var(--navy-500);
  padding: 32px 16px;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--amber-400);
}
.footer-links { list-style: none; display: flex; flex-wrap: wrap; gap: 16px; font-size: 13px; }
.footer-links a { color: var(--sepia-300); }
.footer-links a:hover { color: var(--amber-400); }
.footer-copy { font-size: 12px; color: var(--sepia-300); }

/* ── Inner page layout ── */
.page-header {
  padding: 60px 16px 40px;
  text-align: center;
  background: var(--navy-800);
  border-bottom: 1px solid var(--navy-500);
}
.page-header h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--amber-300);
}
.page-header p { color: var(--sepia-300); font-size: 14px; margin-top: 8px; }
.page-body { padding: 48px 16px 80px; }
.prose { max-width: 680px; margin: 0 auto; font-size: 15px; color: var(--sepia-200); line-height: 1.8; }
.prose h2 { font-family: var(--font-display); color: var(--amber-300); font-size: 1.25rem; margin: 36px 0 12px; }
.prose p, .prose ul, .prose ol { margin-bottom: 16px; }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin-bottom: 6px; }
.prose strong { color: var(--sepia-100); }
.prose a { color: var(--amber-400); }

/* ── Responsive ── */
@media (max-width: 640px) {
  .nav-links { display: none; }
  .hero { padding: 60px 16px 48px; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .install-cards { flex-direction: column; align-items: center; }
}