/* ==========================================================================
   solutions.html — 服務與方案目錄頁
   只放這頁專屬樣式；共用 token／元件請見 css/style.css，不在此重複定義。
   ========================================================================== */

/* --------------------------------------------------------------------------
   頁面 Hero（單張靜態版，非輪播）— 沿用 index.html .hero 的暗場精神
   -------------------------------------------------------------------------- */
.page-hero {
  background: var(--ink-deep);
  padding: 104px 0 68px;
  border-bottom: 1px solid var(--hair-dark);
}
.page-hero-copy { max-width: 640px; }
.page-hero-copy h1 {
  font-size: var(--fs-d1);
  color: var(--paper);
  line-height: 1.18;
  margin: 18px 0 16px;
}
.page-hero-sub {
  font-size: 1.0625rem;
  color: var(--ash);
  line-height: 1.7;
  max-width: 46ch;
}

/* --------------------------------------------------------------------------
   三路徑篩選導覽（依用途／依產業／依來源）
   驅動邏輯見 js/main.js initFilterTabs()：
   [data-filter-tabs] 容器 → [data-filter-tab] 按鈕 → 對應 [data-filter-panel][data-group]
   -------------------------------------------------------------------------- */
.filter-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.filter-tab {
  background: none;
  border: 0;
  cursor: pointer;
  font-family: "Noto Sans TC Medium", sans-serif;
  font-size: 0.9375rem;
  color: var(--mist);
  padding: 0 4px 16px;
  margin: 0 20px -1px 0;
  border-bottom: 2px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.filter-tab:hover { color: var(--ink); }
.filter-tab.active { color: var(--ink); border-bottom-color: var(--bronze); }

.filter-panel { display: none; }
.filter-panel.active { display: block; }

/* --------------------------------------------------------------------------
   依用途 — 方案分類區塊
   -------------------------------------------------------------------------- */
.solution-category { padding-top: 64px; }
.solution-category:first-child { padding-top: 0; }
.solution-category { scroll-margin-top: 100px; }

.category-head { max-width: 720px; margin-bottom: 32px; }
.category-head h3 { font-size: 1.375rem; margin-top: 16px; }
.category-note { color: var(--stone); font-size: 0.9375rem; line-height: 1.7; margin-top: 8px; }

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.solution-card {
  border-top: 1px solid var(--ink);
  padding-top: 18px;
  display: flex;
  flex-direction: column;
}
.solution-badge {
  font-family: "Noto Sans TC Medium", sans-serif;
  font-size: var(--fs-micro);
  letter-spacing: 1.6px;
  text-transform: uppercase;
}
.solution-badge.is-suhul { color: var(--bronze-txt); }
.solution-badge.is-vendor { color: var(--mist); }
.solution-badge.is-gov { color: var(--stone); }

.solution-card h4 {
  font-family: "Noto Sans TC Medium", sans-serif;
  font-weight: 500;
  font-size: 1.0625rem;
  letter-spacing: 0;
  color: var(--ink);
  margin: 12px 0 8px;
}
.solution-desc { color: var(--stone); font-size: 0.875rem; line-height: 1.65; flex: 1; }
.solution-price {
  font-family: "Noto Sans TC Medium", sans-serif;
  font-size: 0.9375rem;
  color: var(--ink);
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline-soft);
}
.solution-card .go { display: inline-block; margin-top: 12px; font-size: 0.875rem; color: var(--ink); border-bottom: 1px solid var(--hairline); padding-bottom: 2px; align-self: flex-start; }
.solution-card:hover .go { border-color: var(--bronze); color: var(--bronze-txt); }

/* --------------------------------------------------------------------------
   依產業／依來源 — 重用 header mega panel 既有的 .mega-col-title / .mega-item
   （見 css/style.css，此處只加外層分欄網格）
   -------------------------------------------------------------------------- */
.browse-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap) calc(var(--gap) * 1.4);
  margin-bottom: 56px;
}
.browse-grid:last-child { margin-bottom: 0; }
.browse-grid .mega-item { padding: 12px 0; }

/* --------------------------------------------------------------------------
   方案比較表 — L11 精神:表頭上/下、合計(備註)上共三條實線;
   列與列只用最淡髮絲線;不畫直向分欄線
   -------------------------------------------------------------------------- */
.compare-section { scroll-margin-top: 100px; }
.compare-table {
  width: 100%;
  border-collapse: collapse;
}
.compare-table th, .compare-table td {
  text-align: left;
  padding: 16px 18px 16px 0;
  vertical-align: top;
}
.compare-table thead th {
  font-family: "Noto Sans TC Medium", sans-serif;
  font-size: var(--fs-micro);
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--bronze-txt);
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-top: 14px;
  padding-bottom: 14px;
}
.compare-table tbody td {
  font-size: 0.9375rem;
  color: var(--ink);
  border-bottom: 1px solid var(--hairline-soft);
}
.compare-table tbody td.price { font-family: "Noto Sans TC Medium", sans-serif; }
.compare-table tbody td.vendor { color: var(--stone); }
.compare-table tfoot td {
  border-top: 1px solid var(--ink);
  padding-top: 14px;
  font-size: 0.75rem;
  color: var(--mist);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 980px) {
  .page-hero { padding: 88px 0 52px; }
  .solution-grid { grid-template-columns: repeat(2, 1fr); }
  .browse-grid { grid-template-columns: repeat(2, 1fr); }
  .compare-table { display: block; overflow-x: auto; }
}
@media (max-width: 640px) {
  .solution-grid { grid-template-columns: 1fr; }
  .browse-grid { grid-template-columns: 1fr; gap: 8px; }
  .filter-tabs { gap: 0; }
}