@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600&display=swap');

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

:root {
  --bg:          #100904;
  --fg:          #ffedd7;
  --muted:       #6c5f51;
  --border:      #40372e;
  --border-dash: #40372e;
  --accent:      #dc5000;
  --raised:      #382416;
  --sep:         rgba(64,55,46,0.3);
  --font-main: 'Plus Jakarta Sans', 'DM Sans', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --radius-card: 12px;
  --radius-pill: 36px;
}
html.light {
  --bg:          #f5ede0;
  --fg:          #1c1008;
  --muted:       #7a6652;
  --border:      #c8b49a;
  --border-dash: #c8b49a;
  --accent:      #c44400;
  --raised:      #e8d5be;
  --sep:         rgba(160,130,100,0.25);
}
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--fg);
  font-family: var(--font-main); font-size: 15px; line-height: 1.6;
  min-height: 100vh; transition: background 0.3s ease, color 0.3s ease;
}

nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--bg); border-bottom: 1px solid var(--border);
  padding: 14px 24px; display: flex; align-items: center; justify-content: space-between;
  transition: background 0.3s ease, border-color 0.3s ease;
}
.nav-wordmark { font-size: 15px; font-weight: 500; color: var(--fg); text-decoration: none; letter-spacing: 0.05em; }
.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-label { font-size: 10px; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; }
.theme-toggle {
  background: transparent; border: 1px solid var(--border); border-radius: var(--radius-pill);
  padding: 5px 12px; color: var(--muted); font-family: var(--font-main); font-size: 11px;
  letter-spacing: 0.05em; cursor: pointer; transition: border-color 0.2s ease, color 0.2s ease;
  display: flex; align-items: center; gap: 6px;
}
.theme-toggle:hover { border-color: var(--fg); color: var(--fg); }
.theme-toggle-icon { font-size: 13px; }

main { padding-top: 80px; max-width: 720px; margin: 0 auto; padding-left: 24px; padding-right: 24px; padding-bottom: 80px; }

.breadcrumb { font-size: 12px; color: var(--muted); padding: 40px 0 20px; letter-spacing: 0.02em; }
.breadcrumb a { color: var(--muted); text-decoration: none; border-bottom: 1px solid var(--border); }
.breadcrumb a:hover { color: var(--fg); }
.breadcrumb-sep { margin: 0 8px; color: var(--border); }

.answer-hero {
  border: 1px solid var(--border); border-radius: var(--radius-card);
  padding: 32px; margin-bottom: 32px; text-align: center;
  background: color-mix(in srgb, var(--accent) 6%, transparent);
}
.answer-emoji { font-size: 48px; line-height: 1; margin-bottom: 16px; }
.answer-question { font-size: clamp(22px, 4.5vw, 32px); font-weight: 500; line-height: 1.15; margin-bottom: 20px; color: var(--fg); }
.answer-big { font-size: clamp(40px, 9vw, 64px); font-weight: 600; color: var(--accent); line-height: 1; margin-bottom: 8px; }
.answer-unit { font-size: 13px; color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase; }

.prose { font-size: 15px; line-height: 1.7; color: var(--fg); }
.prose h2 { font-size: 22px; font-weight: 500; margin: 40px 0 14px; color: var(--fg); }
.prose h3 { font-size: 17px; font-weight: 500; margin: 28px 0 10px; color: var(--fg); }
.prose p { margin-bottom: 16px; color: color-mix(in srgb, var(--fg) 82%, var(--muted)); }
.prose strong { color: var(--fg); font-weight: 600; }

.mini-timeline { margin: 28px 0; border: 1px solid var(--border); border-radius: var(--radius-card); padding: 20px; }
.mini-row { display: flex; align-items: center; gap: 12px; padding: 7px 0; }
.mini-label { width: 90px; text-align: right; font-size: 12px; color: var(--muted); flex-shrink: 0; }
.mini-bar-wrap { flex: 1; height: 8px; background: var(--sep); border-radius: 4px; overflow: hidden; }
.mini-bar { height: 100%; border-radius: 4px; }
.mini-name { font-size: 12px; color: var(--fg); white-space: nowrap; }
.mini-this { font-weight: 600; }

.aff-box {
  border: 1px solid var(--accent); border-radius: var(--radius-card);
  padding: 22px; margin: 32px 0;
  background: color-mix(in srgb, var(--accent) 7%, transparent);
}
.aff-label { font-size: 10px; color: var(--accent); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 10px; }
.aff-title { font-size: 17px; font-weight: 500; margin-bottom: 8px; color: var(--fg); }
.aff-text { font-size: 14px; color: var(--muted); margin-bottom: 16px; line-height: 1.6; }
.aff-btn {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 10px 22px; border-radius: var(--radius-pill); font-size: 14px; font-weight: 500;
}
.aff-btn:hover { opacity: 0.9; }
.aff-disclosure { font-size: 11px; color: var(--border); margin-top: 12px; }

.ad-slot {
  margin: 40px 0; min-height: 90px; border: 1px dashed var(--border-dash); border-radius: var(--radius-card);
  display: flex; align-items: center; justify-content: center;
  color: var(--border); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
}

.faq-item { border-top: 1px dashed var(--border-dash); padding: 20px 0; }
.faq-q { font-size: 16px; font-weight: 500; margin-bottom: 8px; color: var(--fg); }
.faq-a { font-size: 14px; color: var(--muted); line-height: 1.6; }

.related-section { margin-top: 48px; padding-top: 32px; border-top: 1px dashed var(--border-dash); }
.related-title { font-size: 14px; color: var(--muted); letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 16px; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; }
.related-link {
  display: flex; align-items: center; gap: 10px; padding: 11px 14px;
  border: 1px solid var(--border); border-radius: var(--radius-card); text-decoration: none;
  transition: border-color 0.2s ease;
}
.related-link:hover { border-color: var(--muted); }
.related-emoji { font-size: 18px; }
.related-name { font-size: 13px; color: var(--fg); }
.related-time { font-size: 10px; color: var(--muted); }

.back-to-tool {
  display: inline-flex; align-items: center; gap: 8px; margin: 28px 0;
  color: var(--accent); text-decoration: none; font-size: 14px;
  border: 1px solid var(--accent); border-radius: var(--radius-pill); padding: 9px 20px;
}
.back-to-tool:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }

footer { border-top: 1px dashed var(--border-dash); margin-top: 80px; padding: 32px 24px; text-align: center; }
footer .footer-inner { max-width: 720px; margin: 0 auto; }
.footer-link { color: var(--muted); font-size: 13px; text-decoration: none; }
.footer-link:hover { color: var(--fg); }
.footer-sep { color: var(--border); margin: 0 12px; }
.footer-note { font-size: 11px; color: var(--border); margin-top: 10px; }
@keyframes heartbeat { 0%,100%{transform:scale(1)} 50%{transform:scale(1.18)} }
.footer-heart { color:#e03030; text-decoration:none; display:inline-block; }
.footer-heart:hover { animation: heartbeat 0.7s ease-in-out infinite; }

@media (max-width: 600px) {
  main { padding-left: 16px; padding-right: 16px; }
  .nav-label { display: none; }
  .answer-hero { padding: 24px 18px; }
  .mini-label { width: 64px; font-size: 11px; }
}