/* ============================================================
   Henry Chan 個人網站 — 品牌內容頁 stylesheet
   跟 IDENTITY.md 對外品牌規格（2026-07-13 建立，18/17號角色）
   深海軍藍 #0F1829 + 品牌金 #C9A45C + 全黑體（A套）
   ⛔ 金色只落深底做強調/線條，唔落白底做內文（對比度）
   ============================================================ */

:root {
  --navy:        #0F1829;  /* 主底色 */
  --panel:       #16213A;  /* 面板/次底 */
  --panel-2:     #1B2A47;  /* 卡片 hover / 更淺面板 */
  --gold:        #C9A45C;  /* 品牌金（主強調）*/
  --gold-light:  #E3C88E;  /* 淺金（輔助）*/
  --ink:         #F5F5F0;  /* 文字白 */
  --ink-dim:     #B7C0CF;  /* 次要文字 */
  --ink-faint:   #7C8798;  /* 註腳/弱化 */
  --line:        rgba(201,164,92,.22); /* 金線 */
  --line-soft:   rgba(255,255,255,.08);
  --radius:      16px;
  --maxw:        760px;    /* 內文欄闊度（桌面文章 layout 核心）*/
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--navy);
  color: var(--ink);
  font-family: "PingFang HK", "PingFang TC", "Noto Sans TC",
               "Microsoft JhengHei", -apple-system, BlinkMacSystemFont,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 背景金色暈（低調） */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(60rem 40rem at 80% -10%, rgba(201,164,92,.08), transparent 60%),
    radial-gradient(50rem 40rem at -10% 20%, rgba(201,164,92,.05), transparent 60%);
}

/* ---------- 頂部返回 bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(15,24,41,.82);
  border-bottom: 1px solid var(--line-soft);
}
.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand-name {
  font-weight: 800;
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--ink);
}
.brand-name .lic { color: var(--gold); font-weight: 600; font-size: 12px; margin-left: 6px; }
.back-link {
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: all .18s ease;
  white-space: nowrap;
}

/* ---------- Topbar 右側群組（返回主頁 + 語言選擇，2026-07-15）---------- */
.topbar-right { display: flex; align-items: center; gap: 10px; }
/* 語言選擇器：預留位置未做功能（Henry 2026-07-15 指示「留低位置，但唔好整住」），
   淨係視覺占位＋游標hover顯示「製作中」，唔綁任何切換邏輯 */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 1px;
  padding: 3px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  cursor: default;
}
.lang-switch span {
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-faint);
  border-radius: 999px;
  line-height: 1.2;
}
.lang-switch span.cur { background: rgba(201,164,92,.14); color: var(--gold-light); }
@media (max-width: 480px) { .lang-switch span:not(.cur) { display: none; } .lang-switch { padding: 4px 8px; } }
.back-link:hover { color: var(--gold-light); border-color: var(--gold); background: rgba(201,164,92,.08); }

/* ---------- 內文容器 ---------- */
.wrap {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px 80px;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 14px 0 0;
  font-size: 12.5px;
  color: var(--ink-dim);
}
.breadcrumb a { color: var(--ink-dim); text-decoration: none; }
.breadcrumb a:hover { color: var(--gold-light); }
.breadcrumb .sep { color: var(--line-soft); }
.breadcrumb .current { color: var(--gold); font-weight: 600; }

/* ---------- Hero ---------- */
.hero { padding: 56px 0 36px; border-bottom: 1px solid var(--line-soft); }
.eyebrow {
  color: var(--gold);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin: 0 0 14px;
}
.hero h1 {
  margin: 0 0 6px;
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.01em;
}
.hero .en { color: var(--ink-dim); font-weight: 500; font-size: .5em; margin-left: .3em; letter-spacing: 0; }
.hero .lede {
  color: var(--ink-dim);
  font-size: 18px;
  margin: 14px 0 0;
  max-width: 60ch;
}

/* ---------- Hero 雙欄（左標題／右補充資訊，2026-07-14）---------- */
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 640px) { .hero-grid { grid-template-columns: 1.3fr 1fr; align-items: start; } }
.hero-right {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  align-self: center;
}
.hero-right .k { color: var(--gold-light); font-weight: 800; font-size: 13.5px; letter-spacing: .04em; margin: 0 0 8px; text-transform: uppercase; }
.hero-right p:not(.k) { color: var(--ink-dim); font-size: 15px; margin: 0; line-height: 1.7; }

/* ---------- 段落標題 ---------- */
h2.sec {
  font-size: 22px;
  font-weight: 800;
  margin: 48px 0 18px;
  padding-left: 14px;
  border-left: 3px solid var(--gold);
  line-height: 1.3;
}
h2.sec .en { color: var(--ink-faint); font-weight: 500; font-size: 14px; margin-left: 8px; letter-spacing: .04em; }

p { margin: 0 0 16px; color: var(--ink); }
.dim { color: var(--ink-dim); }

/* ---------- 資料卡 grid ---------- */
.facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 8px 0 4px;
}
@media (min-width: 620px) { .facts { grid-template-columns: repeat(3, 1fr); } }
.fact {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: border-color .18s ease, transform .18s ease;
}
.fact:hover { border-color: var(--line); transform: translateY(-2px); }
.fact .k { color: var(--ink-faint); font-size: 12.5px; font-weight: 600; margin: 0 0 6px; letter-spacing: .02em; }
.fact .v { color: var(--ink); font-size: 16px; font-weight: 700; margin: 0; line-height: 1.4; }
.fact .v.on { color: var(--gold-light); }

/* ---------- 交通 / 一般清單 ---------- */
ul.clean { list-style: none; padding: 0; margin: 0 0 16px; }
ul.clean li {
  position: relative;
  padding: 8px 0 8px 26px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink);
}
ul.clean li:last-child { border-bottom: 0; }
ul.clean li::before {
  content: "";
  position: absolute;
  left: 4px; top: 17px;
  width: 7px; height: 7px;
  border-radius: 999px;
  background: var(--gold);
}

/* ---------- FAQ ---------- */
details.faq {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 0;
  margin: 0 0 12px;
  overflow: hidden;
}
details.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 20px;
  font-weight: 700;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: "＋";
  color: var(--gold);
  font-weight: 700;
  flex-shrink: 0;
  transition: transform .2s ease;
}
details.faq[open] summary::after { content: "－"; }
details.faq .body { padding: 0 20px 18px; color: var(--ink-dim); font-size: 15.5px; }

/* ---------- 提示 / 註腳框 ---------- */
.note {
  background: rgba(201,164,92,.06);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--ink-dim);
  margin: 18px 0;
}
.note b { color: var(--gold-light); font-weight: 700; }

/* ---------- CTA ---------- */
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 40px 0 8px;
}
.btn {
  flex: 1 1 200px;
  text-align: center;
  text-decoration: none;
  padding: 16px 20px;
  border-radius: 14px;
  font-weight: 800;
  font-size: 16px;
  transition: transform .16s ease, box-shadow .16s ease;
  border: 1px solid transparent;
}
.btn:active { transform: scale(.98); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 55%, #A1824A 100%);
  color: #1A1206;
  box-shadow: 0 10px 30px rgba(201,164,92,.22);
}
.btn-gold:hover { box-shadow: 0 14px 38px rgba(201,164,92,.34); }
.btn-ghost {
  background: var(--panel);
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-light); }

/* ---------- Footer ---------- */
.foot {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  font-size: 12.5px;
  color: var(--ink-faint);
  line-height: 1.7;
}
.foot .lic { color: var(--ink-dim); font-weight: 700; }
.foot a { color: var(--gold); text-decoration: none; font-weight: 600; }
.foot a:hover { text-decoration: underline; }
.foot .disclaimer { margin-top: 10px; font-size: 11.5px; }

/* ============================================================
   校網專區組件（2026-07-13）
   ============================================================ */

/* Tabs */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 28px;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 0;
}
.tab {
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--ink-dim);
  font-family: inherit;
  font-size: 16px;
  font-weight: 700;
  padding: 12px 18px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .16s ease, border-color .16s ease;
}
.tab:hover { color: var(--ink); }
.tab.active { color: var(--gold-light); border-bottom-color: var(--gold); }

.tabpane { display: none; }
.tabpane.active { display: block; }

/* Filters */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px;
}
.filters select {
  appearance: none;
  background: var(--panel) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' stroke='%23C9A45C' stroke-width='1.5' fill='none'/></svg>") no-repeat right 12px center;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  color: var(--ink);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 32px 10px 14px;
  cursor: pointer;
}
.filters select:focus { outline: none; border-color: var(--gold); }

/* School table */
.tablewrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line-soft); }
table.schools {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  min-width: 560px;
}
table.schools thead th {
  background: var(--panel-2);
  color: var(--ink-dim);
  font-weight: 700;
  font-size: 13px;
  text-align: left;
  padding: 12px 14px;
  white-space: nowrap;
  letter-spacing: .02em;
}
table.schools tbody td {
  padding: 13px 14px;
  border-top: 1px solid var(--line-soft);
  color: var(--ink);
  vertical-align: middle;
}
table.schools tbody tr { background: var(--panel); transition: background .14s ease; }
table.schools tbody tr:hover { background: var(--panel-2); }
table.schools .sname { font-weight: 700; }
table.schools .region { color: var(--ink-dim); white-space: nowrap; }
table.schools .net { color: var(--gold-light); font-weight: 700; font-family: ui-monospace, monospace; }

/* Category badge */
.tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 6px;
  white-space: nowrap;
}
.tag-aided   { background: rgba(122,151,255,.16); color: #A9BCFF; }   /* 資助 */
.tag-direct  { background: rgba(96,201,168,.16);  color: #7FD8BC; }   /* 直資 */
.tag-govt    { background: rgba(201,164,92,.18);  color: var(--gold-light); } /* 官立 */
.tag-private { background: rgba(230,168,120,.16); color: #E9B98C; }   /* 私立 */
.tag-nonprofit { background: rgba(122,151,255,.14); color: #A9BCFF; } /* 非牟利 */

/* 校網分區表 */
.netgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 8px 0;
}
@media (min-width: 720px) { .netgrid { grid-template-columns: repeat(4, 1fr); } }
.netcard {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  padding: 14px 16px;
}
.netcard h4 { margin: 0 0 10px; font-size: 14px; color: var(--gold-light); font-weight: 700; }
.netrow { display: flex; justify-content: space-between; gap: 8px; padding: 5px 0; font-size: 13.5px; border-bottom: 1px solid var(--line-soft); }
.netrow:last-child { border-bottom: 0; }
.netrow .d { color: var(--ink-dim); }
.netrow .n { color: var(--ink); font-family: ui-monospace, monospace; font-weight: 700; }

/* 類別介紹 */
.cat { margin: 0 0 18px; }
.cat h3 { margin: 0 0 6px; font-size: 17px; color: var(--gold-light); font-weight: 800; }
.cat p { margin: 0; color: var(--ink-dim); font-size: 15px; }

/* 免責框 */
.legal-box {
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  padding: 16px 18px;
  margin: 28px 0 0;
  font-size: 13px;
  color: var(--ink-faint);
  line-height: 1.75;
}

/* ---------- 站內導航欄（2026-07-13）---------- */
.sitenav {
  position: relative;
  z-index: 40;
  background: rgba(22,33,58,.6);
  border-bottom: 1px solid var(--line-soft);
}
.sitenav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
/* 2026-07-15 修正：可捲動連結區＋常駐 CTA 分開，手機唔使掃先見到 WhatsApp 掣 */
.sitenav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  flex: 1 1 auto;
  min-width: 0;
}
.sitenav-links::-webkit-scrollbar { display: none; }
.sitenav a {
  flex-shrink: 0;
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 700;
  padding: 7px 13px;
  border-radius: 999px;
  transition: all .16s ease;
  white-space: nowrap;
}
.sitenav a:hover { color: var(--gold-light); background: rgba(201,164,92,.08); }
.sitenav a.on { color: var(--gold-light); background: rgba(201,164,92,.12); }
.sitenav a.nav-wa {
  flex-shrink: 0;
  color: #1A1206;
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 70%);
  font-weight: 800;
}
.sitenav a.nav-wa:hover { box-shadow: 0 6px 18px rgba(201,164,92,.35); }

/* ---------- 小一入學流程圖（2026-07-13，品牌色）---------- */
.flow { margin: 20px 0 8px; }
.flow-stage {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px 16px 62px;
}
.flow-num {
  position: absolute;
  left: 16px; top: 18px;
  width: 32px; height: 32px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: #1A1206;
  font-weight: 800;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.flow-stage h3 { margin: 0 0 4px; font-size: 17px; font-weight: 800; color: var(--ink); }
/* 冇編號圓圈版本（跟「第一/第二階段」橫額風格，2026-07-14） */
.flow-stage.no-num { padding-left: 20px; }
.flow-stage.no-num h3 {
  display: inline-block;
  background: linear-gradient(135deg, #6b2b2b, #4a1d1d);
  color: var(--ink);
  padding: 8px 18px;
  border-radius: 8px;
  margin: -18px -20px 14px;
  font-size: 15.5px;
}
.flow-stage .t { margin: 0; color: var(--ink-dim); font-size: 14.5px; }
.flow-quota {
  display: inline-block;
  margin-top: 10px;
  font-size: 12.5px;
  font-weight: 800;
  color: var(--gold-light);
  background: rgba(201,164,92,.12);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 12px;
}
.flow-arrow {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0 10px 28px;
  color: var(--ink-faint);
  font-size: 13px;
  font-weight: 600;
}
.flow-arrow::before {
  content: "↓";
  color: var(--gold);
  font-size: 20px;
  font-weight: 800;
}
.flow-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 12px 0 0;
}
@media (min-width: 620px) { .flow-split { grid-template-columns: 1fr 1fr; } }
.flow-half {
  background: var(--panel-2);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  padding: 14px 16px;
}
.flow-half h4 { margin: 0 0 4px; font-size: 15px; font-weight: 800; color: var(--gold-light); }
.flow-half p { margin: 0; font-size: 13.5px; color: var(--ink-dim); }
.flow-final {
  margin-top: 12px;
  text-align: center;
  background: rgba(201,164,92,.08);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px 16px;
  font-weight: 800;
  color: var(--gold-light);
  font-size: 15px;
}

/* STEP 步驟列表 */
.steps { margin: 8px 0 12px; }
.step {
  position: relative;
  padding: 0 0 22px 44px;
}
.step::before {
  content: "";
  position: absolute;
  left: 13px; top: 30px; bottom: 0;
  width: 2px;
  background: var(--line-soft);
}
.step:last-child::before { display: none; }
.step-dot {
  position: absolute;
  left: 0; top: 2px;
  width: 28px; height: 28px;
  border-radius: 999px;
  border: 2px solid var(--gold);
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
}
.step h3 { margin: 0 0 6px; font-size: 16.5px; font-weight: 800; color: var(--ink); }
.step p { margin: 0; color: var(--ink-dim); font-size: 15px; }

/* 篩選結果統計 */
.result-count { color: var(--ink-faint); font-size: 13px; margin: 0 0 10px; }
.result-count b { color: var(--gold-light); }

/* ---------- 按揭計算機（2026-07-13）---------- */
.calc-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 22px 20px;
  margin: 8px 0 4px;
}
.calc-row {
  display: grid;
  grid-template-columns: 140px 1fr 70px;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}
.calc-row:last-of-type { border-bottom: 0; }
.calc-row label { font-size: 14px; font-weight: 700; color: var(--ink-dim); }
.calc-row input[type="number"] {
  grid-column: 2 / span 2;
  background: var(--panel-2);
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  color: var(--ink);
  font-family: inherit;
  font-size: 16px;
  font-weight: 700;
  padding: 10px 14px;
  width: 100%;
}
.calc-row input[type="number"]:focus { outline: none; border-color: var(--gold); }
.calc-row input[type="range"] {
  width: 100%;
  accent-color: var(--gold);
}
.calc-out {
  text-align: right;
  font-weight: 800;
  color: var(--gold-light);
  font-size: 14.5px;
  font-family: ui-monospace, monospace;
}
.calc-result {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 18px;
}
@media (max-width: 480px) { .calc-result { grid-template-columns: 1fr; } .calc-row { grid-template-columns: 1fr; } .calc-row input[type="number"] { grid-column: 1; } .calc-out { text-align: left; } }
.calc-result .fact { text-align: center; }

/* ---------- 結果列＋每頁顯示（2026-07-14）---------- */
.listbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 10px;
}
.listbar .result-count { margin: 0; }
.pagesize { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-faint); }
.pagesize select {
  appearance: none;
  background: var(--panel) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' stroke='%23C9A45C' stroke-width='1.5' fill='none'/></svg>") no-repeat right 10px center;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  color: var(--ink);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  padding: 7px 26px 7px 12px;
  cursor: pointer;
}
.pagesize select:focus { outline: none; border-color: var(--gold); }

/* ---------- 分頁 Pagination（2026-07-14）---------- */
.pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: 18px 0 4px;
}
.pager-btn {
  appearance: none;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  color: var(--ink-dim);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 700;
  padding: 8px 13px;
  cursor: pointer;
  transition: all .15s ease;
  min-width: 38px;
}
.pager-btn:hover:not(:disabled) { border-color: var(--gold); color: var(--gold-light); }
.pager-btn.active { background: linear-gradient(135deg, var(--gold-light), var(--gold)); color: #1A1206; border-color: transparent; }
.pager-btn:disabled { opacity: .35; cursor: not-allowed; }
.pager-dots { color: var(--ink-faint); padding: 0 2px; font-weight: 700; }

/* ---------- 地區／校網 雙層篩選面板（2026-07-14，跟中原校網頁款式）---------- */
.rn-wrap { position: relative; display: inline-block; }
.rn-trigger {
  appearance: none;
  background: var(--panel) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' stroke='%23C9A45C' stroke-width='1.5' fill='none'/></svg>") no-repeat right 12px center;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  color: var(--ink);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 32px 10px 14px;
  cursor: pointer;
  white-space: nowrap;
}
.rn-trigger:hover, .rn-trigger.open { border-color: var(--gold); }
.rn-trigger .n { color: var(--gold-light); font-weight: 800; margin-left: 4px; }

.rn-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 60;
  width: 340px;
  max-width: 86vw;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 20px 50px rgba(0,0,0,.45);
  overflow: hidden;
}
.rn-panel[hidden] { display: none; }
.rn-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px 0;
  border-bottom: 1px solid var(--line-soft);
}
.rn-tab {
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--ink-dim);
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 700;
  padding: 8px 14px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.rn-tab.active { color: var(--gold-light); border-bottom-color: var(--gold); }
.rn-clear {
  margin-left: auto;
  margin-bottom: 8px;
  background: transparent;
  border: 0;
  color: var(--gold);
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 6px;
}
.rn-clear:hover { color: var(--gold-light); text-decoration: underline; }
.rn-body { display: none; }
.rn-body.active { display: grid; grid-template-columns: 130px 1fr; height: 260px; }
.rn-left, .rn-right {
  list-style: none;
  margin: 0;
  padding: 6px;
  overflow-y: auto;
}
.rn-left { border-right: 1px solid var(--line-soft); }
.rn-left li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--ink-dim);
  cursor: pointer;
  white-space: nowrap;
}
.rn-left li:hover { background: rgba(201,164,92,.08); color: var(--ink); }
.rn-left li.on { background: rgba(201,164,92,.14); color: var(--gold-light); font-weight: 700; }
.rn-left li .arrow { color: var(--ink-faint); font-size: 12px; }
.rn-right label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--ink);
  cursor: pointer;
}
.rn-right label:hover { background: rgba(201,164,92,.08); }
.rn-right input[type="checkbox"] { accent-color: var(--gold); width: 15px; height: 15px; cursor: pointer; }
.rn-empty { color: var(--ink-faint); font-size: 13px; padding: 12px 10px; }

/* ---------- 大學排名卡片（2026-07-14）---------- */
.uni-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 8px 0 4px;
}
@media (min-width: 620px) { .uni-grid { grid-template-columns: repeat(2, 1fr); } }
.uni-card {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.uni-card h3 { margin: 0 0 12px; font-size: 17px; font-weight: 800; color: var(--ink); }
.uni-card h3 .en { color: var(--ink-faint); font-weight: 500; font-size: 13px; margin-left: 6px; }
.uni-ranks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px; }
.uni-rank {
  background: var(--panel-2);
  border-radius: 10px;
  padding: 10px 8px;
  text-align: center;
}
.uni-rank .k { display: block; color: var(--ink-faint); font-size: 11px; font-weight: 600; margin-bottom: 4px; }
.uni-rank .v { display: block; color: var(--ink); font-size: 19px; font-weight: 800; font-family: ui-monospace, monospace; }
.uni-rank .v.on { color: var(--gold-light); }
.uni-subjects { margin: 0; color: var(--ink-dim); font-size: 13.5px; line-height: 1.6; }
.uni-subjects b { color: var(--ink); }

/* ---------- 簡單 checkbox 篩選面板（宗教等固定選項，2026-07-15）---------- */
.chk-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 60;
  width: 200px;
  max-width: 80vw;
  max-height: 300px;
  overflow-y: auto;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 20px 50px rgba(0,0,0,.45);
  padding: 8px;
}
.chk-panel[hidden] { display: none; }
.chk-clear {
  display: block;
  margin: 2px 4px 6px auto;
  background: transparent;
  border: 0;
  color: var(--gold);
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 6px;
}
.chk-clear:hover { color: var(--gold-light); text-decoration: underline; }
.chk-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--ink);
  cursor: pointer;
}
.chk-list label:hover { background: rgba(201,164,92,.08); }
.chk-list input[type="checkbox"] { accent-color: var(--gold); width: 15px; height: 15px; cursor: pointer; }

/* 搜尋欄 */
.searchbar { position: relative; margin: 4px 0 24px; }
.searchbar input {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  color: var(--ink);
  font-family: inherit;
  font-size: 15px;
  padding: 15px 20px 15px 48px;
  transition: border-color .16s ease;
}
.searchbar input::placeholder { color: var(--ink-faint); }
.searchbar input:focus { outline: none; border-color: var(--gold); }
.searchbar svg { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; stroke: var(--gold); opacity: .8; pointer-events: none; }
.search-empty { display: none; color: var(--ink-faint); font-size: 14px; padding: 16px 4px; }