/* ===== ConsumerPro Design System ===== */
/* 對齊 inheritancepro / laborpro 水準的暗色設計 */

:root {
  --ink: #1a1410;
  --ink-2: #221d18;
  --ink-3: #2a241e;
  --paper: #f5f0e8;
  --paper-2: rgba(245, 240, 232, 0.85);
  --paper-3: rgba(245, 240, 232, 0.55);
  --gold: #c4932a;
  --gold-soft: #d4a742;
  --muted: #7a6f62;
  --muted-2: #4a4540;
  --border: #2a2520;
  --border-2: #3a3530;
  --card: #1e1916;
  --accent: #b8514e;        /* terracotta / 消費者警示色 */
  --accent-soft: #d47568;
  --success: #2a6b4a;
  --warn: #c4932a;
  --danger: #8b2020;
  --badge-new: #2a6b4a;
  --badge-case: #8b2020;
  --badge-hot: #c4932a;

  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  --font-serif: 'Noto Serif TC', serif;
  --font-mono: 'DM Mono', ui-monospace, monospace;
  --font-sans: 'Noto Sans TC', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
*:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 2px; }
html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }

/* ===== Top Bar ===== */
.site-header {
  background: var(--ink);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand .brand-icon { width: 32px; height: 32px; border-radius: 6px; flex-shrink: 0; }
.brand .brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand .brand-parent {
  font-family: var(--font-mono);
  font-size: 10px;
  color: rgba(245, 240, 232, 0.45);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.brand .brand-child {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: 0.03em;
}
.brand .brand-child em { font-style: normal; color: var(--gold); }
.site-header nav { display: flex; gap: 22px; flex-wrap: nowrap; }
.site-header nav a {
  color: rgba(245, 240, 232, 0.65);
  font-size: 13px;
  font-family: var(--font-serif);
  letter-spacing: 0.05em;
  transition: color 0.15s;
  white-space: nowrap;
}
.site-header nav a:hover { color: var(--gold); }
.back-link {
  color: var(--muted);
  font-size: 13px;
  font-family: var(--font-serif);
  letter-spacing: 0.05em;
  transition: color 0.15s;
  white-space: nowrap;
}
.back-link:hover { color: var(--gold); }

@media (max-width: 720px) {
  .site-header nav { gap: 12px; }
  .site-header nav a { font-size: 12px; }
  .site-header nav a:nth-child(n+3) { display: none; }
}

/* ===== Main containers ===== */
main { max-width: 720px; margin: 0 auto; padding: 32px 24px 96px; }
main.wide { max-width: 1080px; }
main.narrow { max-width: 580px; }

/* ===== Hero ===== */
.hero { padding: 56px 0 32px; margin-bottom: 32px; border-bottom: 1px solid var(--border); }
.eyebrow {
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
  display: block;
  margin-bottom: 22px;
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(36px, 8vw, 64px);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: 0.01em;
  margin-bottom: 24px;
  color: var(--paper);
}
.hero h1 em { font-style: normal; color: var(--gold); }
.hero p.lead {
  font-size: 14px;
  color: var(--muted);
  max-width: 480px;
  margin-bottom: 0;
  line-height: 1.85;
}

/* ===== Section ===== */
section { margin-bottom: 48px; }
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 18px;
  gap: 16px;
  flex-wrap: wrap;
}
.section-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: 0.02em;
}
.section-eyebrow {
  font-family: var(--font-serif);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
}

/* ===== Featured strip (horizontal scroll) ===== */
.featured-strip {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-padding-left: 24px;
  -webkit-overflow-scrolling: touch;
  margin: 0 -24px 12px;
  padding: 4px 24px 22px;
  scrollbar-width: thin;
  scrollbar-color: rgba(120, 120, 120, 0.35) transparent;
}
.featured-strip::-webkit-scrollbar { height: 8px; }
.featured-strip::-webkit-scrollbar-track { background: transparent; }
.featured-strip::-webkit-scrollbar-thumb { background: rgba(120, 120, 120, 0.35); border-radius: 4px; }
.featured-strip::-webkit-scrollbar-thumb:hover { background: rgba(120, 120, 120, 0.65); }

.featured-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 22px 20px;
  text-decoration: none;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 200px;
  transition: transform 0.2s, border-color 0.2s;
}
.featured-card:hover { border-color: var(--gold); transform: translateY(-2px); }
.featured-card.case {
  background: linear-gradient(145deg, rgba(184, 81, 78, 0.14) 0%, var(--card) 60%);
  border-color: rgba(184, 81, 78, 0.4);
}
.featured-card.case:hover { border-color: var(--accent-soft); }
.featured-card.new {
  background: linear-gradient(145deg, rgba(42, 107, 74, 0.12) 0%, var(--card) 60%);
  border-color: rgba(42, 107, 74, 0.45);
}
.featured-card.new:hover { border-color: #6abf8a; }

.featured-badge {
  font-family: var(--font-serif);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  width: fit-content;
}
.featured-badge.case { background: rgba(184, 81, 78, 0.22); color: var(--accent-soft); }
.featured-badge.new { background: rgba(42, 107, 74, 0.22); color: #7cd4a3; }
.featured-badge.hot { background: rgba(196, 147, 42, 0.22); color: var(--gold); }

.featured-card-title {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.4;
  margin-top: 4px;
}
.featured-card-desc {
  font-size: 12.5px;
  color: rgba(245, 240, 232, 0.55);
  line-height: 1.65;
  flex: 1;
}
.featured-card-arrow {
  font-family: var(--font-serif);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.1em;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.featured-card-arrow span:last-child { font-size: 14px; color: var(--gold); transition: transform 0.2s; }
.featured-card:hover .featured-card-arrow span:last-child { transform: translateX(4px); }

/* ===== Tab Nav ===== */
.tab-scroll-wrap {
  margin: 0 -24px 18px;
  padding: 0 24px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.tab-scroll-wrap::-webkit-scrollbar { display: none; }
.tab-scroll-wrap { scrollbar-width: none; }
.tab-nav { display: flex; gap: 8px; white-space: nowrap; }
.tab-btn {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--muted);
  background: none;
  border: 1.5px solid var(--border);
  border-radius: 22px;
  padding: 9px 18px;
  cursor: pointer;
  transition: all 0.18s;
  flex-shrink: 0;
}
.tab-btn:hover { color: var(--paper); border-color: var(--border-2); }
.tab-btn.active {
  color: var(--ink);
  background: var(--paper);
  border-color: var(--paper);
  font-weight: 600;
}
.tab-subtitle {
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 22px;
  padding-left: 2px;
  font-style: italic;
}

/* ===== Tool list ===== */
.tools { display: flex; flex-direction: column; gap: 12px; margin-bottom: 48px; }
.tool-card {
  display: block;
  text-decoration: none;
  background: transparent;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}
.tool-card:hover {
  border-color: var(--gold);
  background: rgba(196, 147, 42, 0.04);
  transform: translateY(-1px);
}
.tool-card-inner { display: flex; align-items: flex-start; gap: 16px; }
.tool-info { flex: 1; min-width: 0; }
.tool-name {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
  margin-bottom: 6px;
  line-height: 1.4;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.tool-cite {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.tool-desc { font-size: 12.5px; color: var(--muted); line-height: 1.7; }
.tool-arrow {
  color: var(--muted);
  font-size: 18px;
  transition: transform 0.2s, color 0.2s;
  flex-shrink: 0;
  padding-top: 2px;
}
.tool-card:hover .tool-arrow { transform: translateX(4px); color: var(--gold); }

.tool-badge {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 9px;
  letter-spacing: 0.12em;
  padding: 3px 7px;
  border-radius: 4px;
  text-transform: uppercase;
  font-weight: 500;
  white-space: nowrap;
  vertical-align: middle;
}
.tool-badge.new { background: rgba(42, 107, 74, 0.2); color: #7cd4a3; border: 1px solid rgba(42, 107, 74, 0.4); }
.tool-badge.case { background: rgba(184, 81, 78, 0.22); color: var(--accent-soft); border: 1px solid rgba(184, 81, 78, 0.4); }
.tool-badge.hot { background: rgba(196, 147, 42, 0.2); color: var(--gold); border: 1px solid rgba(196, 147, 42, 0.4); }

/* ===== Tool Page Layout ===== */
.tool-page-header {
  padding: 36px 0 28px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
}
.tool-page-header .tool-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 12px;
  display: flex;
  gap: 10px;
  align-items: center;
}
.tool-page-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 5vw, 38px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 14px;
  color: var(--paper);
}
.tool-page-header h1 em { font-style: normal; color: var(--accent-soft); }
.tool-page-header p.lead {
  font-size: 15px;
  color: var(--paper-2);
  line-height: 1.75;
  max-width: 600px;
}

/* ===== Form / Wizard ===== */
.wizard {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  margin-bottom: 24px;
}
.wizard h2 {
  font-family: var(--font-serif);
  font-size: 17px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  color: var(--paper);
  letter-spacing: 0.02em;
}
.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--paper);
  letter-spacing: 0.02em;
}
.field .hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.65;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--ink-2);
  color: var(--paper);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.15s;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--gold);
}
.field input[type="checkbox"] { width: auto; }
.field-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s;
}
.field-check:hover { border-color: var(--border-2); }
.field-check input { margin-top: 2px; }
.field-check span { font-size: 14px; color: var(--paper); }
.field-check small { display: block; font-size: 12px; color: var(--muted); margin-top: 4px; }

.btn {
  display: inline-block;
  padding: 13px 26px;
  background: var(--gold);
  color: var(--ink);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.btn:hover { background: var(--gold-soft); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-ghost {
  background: transparent;
  color: var(--paper);
  border: 1.5px solid var(--border-2);
}
.btn-ghost:hover { background: var(--ink-2); color: var(--gold); }

/* ===== Result ===== */
.result {
  background: linear-gradient(145deg, rgba(196, 147, 42, 0.08) 0%, var(--card) 60%);
  border: 1.5px solid var(--gold);
  border-radius: var(--radius-lg);
  padding: 26px 26px;
  margin-bottom: 24px;
}
.result .result-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.result h2 {
  font-family: var(--font-serif);
  font-size: 15px;
  margin-bottom: 12px;
  color: var(--paper);
}
.result .big {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 6px;
  letter-spacing: 0.005em;
  line-height: 1.15;
}
.result .big.danger { color: var(--accent-soft); }
.result .big.success { color: #7cd4a3; }
.result .label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}
.result .breakdown {
  font-size: 13px;
  line-height: 1.85;
  color: var(--paper-2);
  background: var(--ink-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin-top: 14px;
}
.result .breakdown strong { color: var(--paper); }
.result .note {
  font-size: 12px;
  color: var(--muted);
  margin-top: 14px;
  line-height: 1.7;
  font-style: italic;
}

/* ===== Law source chips ===== */
.law-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.law-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--ink-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--paper-2);
}
.law-chip::before {
  content: '§';
  color: var(--gold);
  font-weight: 700;
}

/* ===== Steps ===== */
.steps { display: flex; flex-direction: column; gap: 0; }
.step {
  display: flex;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px dashed var(--border);
}
.step:last-child { border-bottom: 0; }
.step-num {
  flex-shrink: 0;
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-soft) 100%);
  color: var(--ink);
  font-family: var(--font-serif);
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  font-size: 15px;
}
.step-body h3 {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--paper);
}
.step-body p {
  font-size: 14px;
  color: var(--paper-2);
  line-height: 1.75;
  margin-bottom: 8px;
}
.step-body p strong { color: var(--gold); }

/* ===== Comparison cards (decision tools) ===== */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 20px;
}
@media (max-width: 600px) { .compare-grid { grid-template-columns: 1fr; } }
.compare-card {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 22px;
}
.compare-card h3 {
  font-family: var(--font-serif);
  font-size: 16px;
  margin-bottom: 10px;
  color: var(--paper);
}
.compare-card .big-num {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 8px;
}
.compare-card p { font-size: 13px; color: var(--paper-2); line-height: 1.7; }
.compare-card.recommend { border-color: var(--gold); background: linear-gradient(145deg, rgba(196, 147, 42, 0.08) 0%, var(--card) 60%); }
.compare-card .tag-recommend {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 8px;
}

/* ===== Info / Quote blocks ===== */
.law-quote {
  background: var(--card);
  border-left: 3px solid var(--accent-soft);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--paper-2);
  margin-bottom: 12px;
}
.law-quote-meta {
  font-size: 11px;
  color: var(--muted);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}
.law-quote.alt { border-left-color: var(--gold); }

/* ===== FAQ ===== */
.faq { display: flex; flex-direction: column; gap: 6px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0 20px;
  transition: border-color 0.15s;
}
.faq-item:hover { border-color: var(--border-2); }
.faq-item summary {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  color: var(--paper);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 22px;
  color: var(--gold);
  font-weight: 300;
  transition: transform 0.2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  font-size: 13.5px;
  color: var(--paper-2);
  line-height: 1.8;
  padding-bottom: 18px;
}

/* ===== Disclaimer ===== */
.disclaimer {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-sm);
  padding: 16px 22px;
  font-size: 13px;
  color: var(--paper-2);
  line-height: 1.7;
  margin: 32px 0 0;
}
.disclaimer strong { color: var(--paper); }

/* ===== Alert (warning / danger) ===== */
.alert {
  background: rgba(184, 81, 78, 0.1);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  font-size: 13.5px;
  color: var(--paper-2);
  line-height: 1.7;
  margin-bottom: 20px;
}
.alert strong { color: var(--accent-soft); }
.alert.ok { background: rgba(42, 107, 74, 0.1); border-left-color: var(--success); }
.alert.ok strong { color: #7cd4a3; }

/* ===== Footer ===== */
.site-footer {
  background: var(--ink);
  color: rgba(245, 240, 232, 0.45);
  border-top: 1px solid var(--border);
  padding: 36px 24px 48px;
  font-size: 12px;
  text-align: center;
  line-height: 1.85;
  font-family: var(--font-serif);
  letter-spacing: 0.04em;
}
.site-footer a { color: rgba(245, 240, 232, 0.65); }
.site-footer a:hover { color: var(--gold); }
.footer-mark {
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--paper-2);
  margin-bottom: 8px;
}
.footer-mark em { font-style: normal; color: var(--gold); }
.footer-links { margin-top: 10px; }
.footer-links a { margin: 0 8px; }

/* ===== List ===== */
ul.bullets { list-style: none; padding-left: 0; margin-bottom: 16px; }
ul.bullets li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 12px;
  line-height: 1.75;
  color: var(--paper-2);
}
ul.bullets li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}
ul.bullets li strong { color: var(--paper); }
ul.bullets li a { color: var(--gold); }

/* ===== Reveal animation ===== */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.7s, transform 0.7s; }
  .reveal.is-visible { opacity: 1; transform: translateY(0); }
}

/* ===== Cross-link banner ===== */
.cross-link {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.cross-link p { font-size: 13px; color: var(--paper-2); margin: 0; }
.cross-link p strong { color: var(--gold); }
.cross-link a {
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--gold);
  white-space: nowrap;
  letter-spacing: 0.04em;
}
.cross-link a::after { content: ' →'; }