/* ============================================================
   趨勢分析 · 法律文件頁（隱私權 / 使用者條款 / 風險揭露）
   與 index.html 同一套視覺語彙：白底、藍色、細線、緊湊
   ============================================================ */

:root{
  --bg:#ffffff;
  --soft:#f7fafe;
  --line:#e8eefa;
  --line-2:#dbe5f5;
  --txt:#0c1729;
  --dim:#4a5b74;
  --dim-2:#6b7c94;
  --dim-3:#93a1b6;
  --blue:#0052ff;
  --blue-2:#2f6bff;
  --blue-ink:#163fcc;
  --blue-t:#eff5ff;
  --wrap:1140px;
  --pad:clamp(18px,4vw,32px);
  --sans:"PingFang TC","Noto Sans TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ease:cubic-bezier(.22,.72,.16,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--txt);font-family:var(--sans);
  font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
::selection{background:rgba(0,82,255,.16);color:#0b1526}
:focus-visible{outline:2px solid var(--blue-2);outline-offset:3px;border-radius:4px}
img{display:block;max-width:100%}

.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}

/* ---------- 品牌 ---------- */
.brand{display:flex;align-items:center;gap:9px;min-width:0}
.brand__mark{
  width:32px;height:32px;border-radius:9px;flex:0 0 auto;display:grid;place-items:center;
  background:linear-gradient(160deg,var(--blue-2),#0034a8);font-size:13px;font-weight:700;color:#fff;
  box-shadow:0 5px 14px -7px rgba(0,82,255,.85),inset 0 1px 0 rgba(255,255,255,.28);
}
.brand__txt{display:flex;flex-direction:column;line-height:1.22;min-width:0}
.brand__name{font-size:14px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.brand__en{font-size:9.5px;color:var(--dim-3);letter-spacing:.07em;white-space:nowrap}

/* ---------- 頂部 ---------- */
.lg-head{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.88);
  -webkit-backdrop-filter:blur(16px) saturate(160%);backdrop-filter:blur(16px) saturate(160%);
  border-bottom:1px solid var(--line);
}
.lg-head__in{display:flex;align-items:center;gap:14px;height:58px}
.lg-head__right{margin-left:auto;display:flex;align-items:center;gap:14px;min-width:0}
.lg-head__label{
  display:none;font-family:Inter,system-ui,sans-serif;
  font-size:10.5px;font-weight:600;letter-spacing:.12em;color:var(--dim-3);
}
.back{
  display:inline-flex;align-items:center;height:32px;padding:0 12px;
  font-size:12px;font-weight:600;color:var(--dim);border:1px solid var(--line-2);border-radius:8px;
  background:#fff;box-shadow:0 1px 2px rgba(11,21,38,.04);
  transition:color .22s,border-color .22s,background .22s;
}
.back:hover{color:var(--blue-ink);border-color:#bfd2f2;background:#f8fbff}
@media (min-width:720px){.lg-head__label{display:block}}

/* ---------- 版面 ---------- */
.lg-wrap{
  display:grid;grid-template-columns:224px minmax(0,1fr);
  gap:clamp(26px,4vw,56px);align-items:start;
  max-width:var(--wrap);margin:0 auto;
  padding:clamp(26px,3.4vw,42px) var(--pad) clamp(44px,5.5vw,72px);
}

/* 目錄 */
.lg-toc{position:sticky;top:78px;min-width:0}
.lg-toc h4{
  font-size:10px;font-weight:700;letter-spacing:.16em;color:var(--dim-3);
  text-transform:uppercase;margin-bottom:8px;
}
.lg-toc ul{border-top:1px solid var(--line-2)}
.lg-toc li a{
  display:block;padding:6px 0 6px 11px;
  border-left:2px solid transparent;margin-left:-2px;
  font-size:12px;line-height:1.5;color:var(--dim-2);
  transition:color .2s,border-color .2s,background .2s;
}
.lg-toc li a:hover{color:var(--blue-ink);border-left-color:var(--blue-2);background:#fafcff}

/* 文件本體 */
.lg-doc{min-width:0;max-width:76ch}
.lg-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-family:Inter,system-ui,sans-serif;
  font-size:10.5px;font-weight:700;letter-spacing:.16em;color:var(--blue-ink);text-transform:uppercase;
}
.lg-kicker::before{content:"";width:18px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--blue),rgba(0,82,255,.15))}
.lg-doc h1{
  margin-top:9px;font-size:clamp(25px,2.9vw,34px);line-height:1.26;
  font-weight:700;letter-spacing:-.022em;
}
.lg-updated{margin-top:8px;font-size:11.5px;color:var(--dim-3);letter-spacing:.01em}

.lg-intro{
  margin-top:20px;padding:15px 18px;
  background:linear-gradient(100deg,#f2f7ff,#f9fcff 70%,#ffffff);
  border:1px solid #e2ebff;border-left:3px solid var(--blue-2);border-radius:10px;
  font-size:13px;line-height:1.9;color:#2c3e5c;
}
.lg-intro b{color:#0f2d5c;font-weight:700}

.lg-doc section{margin-top:clamp(24px,2.8vw,32px);padding-top:clamp(18px,2.2vw,24px);border-top:1px solid var(--line)}
.lg-doc section:first-of-type{border-top:0}
.lg-doc h2{
  font-size:17.5px;line-height:1.45;font-weight:700;letter-spacing:-.012em;color:var(--txt);
  scroll-margin-top:76px;
}
.lg-doc h3{
  position:relative;margin-top:16px;padding-left:13px;
  font-size:13.5px;font-weight:700;line-height:1.6;color:#16324f;letter-spacing:-.005em;
}
.lg-doc h3::before{
  content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;
  background:var(--blue-2);
}
.lg-doc p{margin-top:9px;font-size:13px;line-height:1.95;color:var(--dim)}
.lg-doc h2 + p{margin-top:8px}
.lg-doc strong{color:#16283f;font-weight:700}
.lg-doc a{
  color:var(--blue-ink);border-bottom:1px solid rgba(0,82,255,.28);
  transition:border-color .2s,color .2s;
}
.lg-doc a:hover{border-bottom-color:var(--blue);color:var(--blue)}

/* 清單 */
.lg-doc ul.dot li,
.lg-doc ol.num li{
  position:relative;padding-left:17px;margin-top:7px;
  font-size:13px;line-height:1.9;color:var(--dim);
}
.lg-doc ul.dot li::before{
  content:"";position:absolute;left:2px;top:.78em;width:5px;height:5px;border-radius:50%;
  background:#b9ccef;
}
.lg-doc ol.num{counter-reset:n}
.lg-doc ol.num li{counter-increment:n;padding-left:24px}
.lg-doc ol.num li::before{
  content:counter(n);position:absolute;left:0;top:.24em;
  display:grid;place-items:center;width:17px;height:17px;border-radius:5px;
  background:var(--blue-t);border:1px solid #dbe7ff;color:var(--blue-ink);
  font-family:Inter,system-ui,sans-serif;font-size:10px;font-weight:700;line-height:1;
}
.lg-doc ul.dot li strong{color:#16283f}

/* 提示框 */
.lg-note{
  margin-top:15px;padding:14px 16px;
  background:#fffaf1;border:1px solid #f6e4c4;border-left:3px solid #e9b45c;border-radius:10px;
  font-size:12.5px;line-height:1.85;color:#6a5330;
}
.lg-note strong{display:inline;color:#4a3a1c;font-weight:700}

/* 表格 */
.lg-table{
  width:100%;margin-top:14px;border-collapse:separate;border-spacing:0;
  font-size:12.5px;border:1px solid #e3ecf9;border-radius:10px;overflow:hidden;
}
.lg-table th{
  padding:9px 12px;text-align:left;vertical-align:top;
  background:#f4f8ff;color:#33475f;font-weight:700;font-size:11.5px;letter-spacing:.01em;
  border-bottom:1px solid #e3ecf9;
}
.lg-table td{
  padding:10px 12px;vertical-align:top;line-height:1.72;color:var(--dim);
  border-bottom:1px solid #eef4fc;
}
.lg-table tbody tr:last-child td{border-bottom:0}
.lg-table tbody tr:hover td{background:#fbfdff}
.lg-table td:first-child{color:#16283f;font-weight:600;white-space:nowrap}

/* 聯絡框 */
.lg-contact{
  margin-top:16px;padding:18px 20px;
  background:linear-gradient(100deg,#f4f9ff,#fbfdff 70%,#ffffff);
  border:1px solid #e2ebff;border-radius:12px;
}
.lg-contact h2{font-size:15px;letter-spacing:-.012em;margin:0}
.lg-contact p{margin-top:6px;font-size:12.5px;color:var(--dim-2)}
.lg-contact .row{
  display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;
  margin-top:10px;padding-top:10px;border-top:1px dashed #dfe9fa;
}
.lg-contact .row span{
  flex:0 0 56px;font-size:10.5px;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--dim-3);
}
.lg-contact .row a{font-size:13px;font-weight:600;color:var(--blue-ink);border-bottom:0}
.lg-contact .row a:hover{color:var(--blue)}

/* ---------- 頁腳 ---------- */
.lg-foot{margin-top:clamp(34px,4vw,56px);border-top:1px solid var(--line);background:#f8fafd}
.lg-foot__top{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:clamp(22px,2.6vw,30px) 0 0;
}
.lg-foot__links{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.lg-foot__links a{
  padding:5px 10px;border-radius:7px;font-size:12px;color:var(--dim);
  transition:color .2s,background .2s;
}
.lg-foot__links a:hover{color:var(--blue-ink);background:#eef4ff}
.lg-foot__links a[aria-current="page"]{color:var(--blue-ink);background:#eef4ff;font-weight:600}
.lg-foot__legal{
  display:flex;align-items:flex-start;justify-content:space-between;gap:26px;flex-wrap:wrap;
  margin-top:16px;padding:14px 0 20px;border-top:1px solid #eaf0f9;
}
.lg-foot__legal p{max-width:60em;font-size:10.5px;line-height:1.85;color:var(--dim-3)}
.lg-foot__legal span{
  font-family:Inter,system-ui,sans-serif;font-size:10.5px;letter-spacing:.08em;
  color:var(--dim-3);white-space:nowrap;
}

/* ---------- 響應式 ---------- */
@media (max-width:1024px){
  .lg-wrap{grid-template-columns:1fr;gap:18px}
  .lg-toc{
    position:static;padding:13px 15px;background:#fbfdff;
    border:1px solid var(--line);border-radius:11px;
  }
  .lg-toc h4{margin-bottom:7px}
  .lg-toc ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:14px;border-top:0}
  .lg-toc li a{padding:4px 0 4px 10px;border-left:1px solid var(--line-2)}
}
@media (max-width:680px){
  body{font-size:14.5px}
  .lg-toc ul{grid-template-columns:1fr}
  .lg-doc{max-width:none}
  .lg-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
  .lg-table td,.lg-table th{white-space:normal}
  .lg-intro,.lg-note,.lg-contact{padding:13px 14px}
  .lg-foot__legal{flex-direction:column;gap:10px}
}
@media print{
  .lg-head,.lg-toc,.lg-foot{display:none}
  .lg-wrap{display:block;padding:0}
  body{font-size:11pt}
}