/* AlgoLens site chrome — shared across all algolens.* pages (2026-07-08).
   Theme tokens: dark is the default; [data-theme="light"] overrides. Pages that must
   stay light-only (privacy/terms) hardcode <html data-theme="light"> so every var()
   below resolves to the light values — same ruleset, no page-specific duplication.
   Two page families share typography from this file: "product" (.head/.ico/h1/.sub/
   .callout — items/pricing/guide/faq/sitemap) and "legal" (.legal-doc — privacy/
   terms/refund, own h1/h2/table scale, intentionally distinct from the product family
   per owner decision 2026-07-08). */

:root {
  --bg: #101218;
  --bg-gradient: radial-gradient(80% 60% at 80% -10%, #33285e 0%, transparent 55%);
  --text: #eef0f6;
  --text2: #d7dbe6;
  --muted: #99a1b3;
  --muted2: #8b93a7;
  --border: rgba(255, 255, 255, 0.1);
  --border-soft: rgba(255, 255, 255, 0.07);
  --card-bg: rgba(255, 255, 255, 0.04);
  --select-bg: rgba(255, 255, 255, 0.06);
  --select-border: rgba(255, 255, 255, 0.18);
  --accent-text: #c4b5fd;
  --hover-border: rgba(165, 140, 255, 0.5);
  --notice-text: #a39fd0;
  --ok-text: #86efac;
  --warn-text: #fbbf24;
  --info-text: #818cf8;
}

:root[data-theme="light"] {
  --bg: #fdfdff;
  --bg-gradient: none;
  --text: #191f28;
  --text2: #191f28;
  --muted: #8b95a1;
  --muted2: #8b95a1;
  --border: #e5e8f0;
  --border-soft: #eceef4;
  --card-bg: #f6f7fb;
  --select-bg: #fff;
  --select-border: #d7dbe6;
  --accent-text: #6366f1;
  --hover-border: #6366f1;
  --notice-text: #7c3aed;
  --ok-text: #16a34a;
  --warn-text: #b45309;
  --info-text: #4f46e5;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]):not([data-theme="light"]) {
    --bg: #fdfdff;
    --bg-gradient: none;
    --text: #191f28;
    --text2: #191f28;
    --muted: #8b95a1;
    --muted2: #8b95a1;
    --border: #e5e8f0;
    --border-soft: #eceef4;
    --card-bg: #f6f7fb;
    --select-bg: #fff;
    --select-border: #d7dbe6;
    --accent-text: #6366f1;
    --hover-border: #6366f1;
    --notice-text: #7c3aed;
    --ok-text: #16a34a;
    --warn-text: #b45309;
    --info-text: #4f46e5;
  }
}

/* ── Product-family page header (shared — items/algolens*.html, pricing, guide, faq, sitemap) ── */
.head { display: flex; align-items: center; gap: 14px; margin-bottom: 8px; }
.ico {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  display: grid;
  place-items: center;
  font-size: 24px;
}
h1 { font-size: 28px; font-weight: 800; letter-spacing: -0.5px; }
.sub { color: var(--muted); font-size: 15px; margin-bottom: 32px; }

/* ── Callout box (shared — trust/notice-style single note, not a structured panel) ── */
.callout {
  background: rgba(139, 92, 246, 0.08);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 13px;
  color: var(--notice-text);
  line-height: 1.7;
}

/* ── Legal-document family (privacy/terms/refund) — own typography scale, shared via <body class="legal-doc">.
   Fixed-light pages (privacy/terms) hardcode data-theme="light" on <html> so these vars still resolve
   correctly without a theme toggle; refund stays dual-theme and uses the same ruleset. ── */
.legal-doc {
  font-family: 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 24px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  word-break: keep-all;
}
.legal-doc h1 { font-size: 26px; font-weight: 800; letter-spacing: -0.5px; }
.legal-doc h2 {
  font-size: 18px;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--border-soft);
}
.legal-doc .date { color: var(--muted); font-size: 13px; }
.legal-doc table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 16px 0; }
/* anti-crush (2026-07-12, 제품 대시보드와 동일 원칙): 좁은 화면에서 표를 짓누르는 대신 표 자체를 가로 스크롤 */
.legal-doc table { display: block; overflow-x: auto; }
.legal-doc td, .legal-doc th { min-width: 96px; overflow-wrap: break-word; word-break: keep-all; }
.legal-doc th, .legal-doc td { border: 1px solid var(--border); padding: 8px 12px; text-align: left; }
.legal-doc th { background: var(--card-bg); }
.legal-doc a { color: var(--accent-text); }
.legal-doc .box { background: var(--card-bg); border-radius: 12px; padding: 16px 20px; font-size: 14px; }
.legal-doc ul { padding-left: 20px; }
.legal-doc li { margin: 8px 0; }
.legal-doc footer {
  margin-top: 56px;
  padding-top: 18px;
  border-top: 1px solid var(--border-soft);
  font-size: 13px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.legal-doc footer a { color: var(--muted2); text-decoration: none; }
.legal-doc footer a:hover { color: var(--accent-text); }
@media (max-width: 520px) {
  .legal-doc { padding: 32px 16px; }
}

/* Japanese has no inter-word spaces; keep-all would block wrapping and overflow narrow layouts.
   Pages set <html lang="ja"> in their i18n apply(); this overrides every keep-all above (and the
   page-level inline body{word-break:keep-all} on items/pricing) via higher specificity. */
html[lang="ja"] body,
html[lang="ja"] .legal-doc,
html[lang="ja"] .legal-doc td,
html[lang="ja"] .legal-doc th { word-break: normal; }

/* ── Install button (shared — items/algolens.html, guide/algolens.html, faq/algolens.html) ──
   CWS 게시 후: .install-btn에서 disabled 클래스 제거 + href="#" → 실제 CWS URL로 교체
   URL: https://chromewebstore.google.com/detail/{slug}/eihdhchhjngbaijfccphmfgeapdmcpkl */
.install-wrap { margin: 0 0 32px; }
.install-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  color: #fff;
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.35);
  transition: opacity 0.2s, transform 0.2s;
}
.install-btn:hover { opacity: 0.9; transform: translateY(-1px); }
.install-btn.disabled {
  background: rgba(139, 92, 246, 0.18);
  color: var(--accent-text);
  box-shadow: none;
  cursor: not-allowed;
  pointer-events: none;
  opacity: 0.6;
}
.install-note { display: block; font-size: 12.5px; color: var(--muted2); margin-top: 9px; }

/* ── Site nav bar ── */
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  margin-bottom: 28px;
  font-size: 13px;
}
.site-nav a {
  color: var(--muted2);
  text-decoration: none;
  padding: 2px 0;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent-text);
}
.site-nav a[aria-current="page"] {
  font-weight: 700;
}

/* ── Header controls row (lang select + theme toggle) ── */
.site-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}
.lang-select {
  background: var(--select-bg);
  color: var(--text);
  border: 1px solid var(--select-border);
  border-radius: 10px;
  padding: 6px 10px;
  font-size: 13px;
  cursor: pointer;
}
.lang-select:hover {
  border-color: var(--hover-border);
}
.theme-toggle-btn {
  background: var(--select-bg);
  border: 1px solid var(--select-border);
  border-radius: 10px;
  padding: 6px 10px;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  color: var(--text);
}
.theme-toggle-btn:hover {
  border-color: var(--hover-border);
}
/* Fixed-light pages (privacy/terms) show this button for layout consistency only — never functional. */
.theme-toggle-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.theme-toggle-btn:disabled:hover {
  border-color: var(--select-border);
}

/* ── Floating back-to-top button ── */
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--select-border);
  background: var(--select-bg);
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s, border-color 0.2s;
  z-index: 40;
  backdrop-filter: blur(6px);
}
.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover {
  border-color: var(--hover-border);
}
