/* 板橋阿陞聊房 總站共用樣式 */
:root{
  --bg:#F5FAFD; --card:#FFFFFF; --ink:#1F2B33; --muted:#5F6F78; --line:#DCE6EC;
  --brand:#C8161D; --brand-ink:#FFFFFF; --sun:#FFF3D6; --accent:#F2A93B; --line-green:#06C755;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#10181E; --card:#18232B; --ink:#E8EEF2; --muted:#9AAAB4; --line:#2A3943;
    --brand:#FF7A7A; --brand-ink:#FFFFFF; --sun:#2A2416;
  }
}
:root[data-theme="dark"]{
  --bg:#10181E; --card:#18232B; --ink:#E8EEF2; --muted:#9AAAB4; --line:#2A3943;
  --brand:#FF7A7A; --brand-ink:#FFFFFF; --sun:#2A2416;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Noto Sans TC","Microsoft JhengHei","PingFang TC",sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;-webkit-text-size-adjust:100%}
a{color:var(--brand)}
.topbar{position:sticky;top:0;z-index:1000;background:#FFFFFF;color:#1F2B33;border-bottom:1px solid #E6E9EC;box-shadow:0 1px 6px rgba(0,0,0,.12)}
.topbar-in{max-width:1200px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#1F2B33;line-height:1.25;white-space:nowrap;min-width:0}
.brand img{height:34px;width:auto;flex:0 0 auto;padding-right:12px;border-right:1px solid #DCE1E5}
.brand-t{display:flex;flex-direction:column;min-width:0}
.brand b{font-size:19px;letter-spacing:.02em}
.brand small{font-size:12.5px;color:#56656E}
.nav{display:flex;gap:2px;flex:1;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{white-space:nowrap;text-decoration:none;color:#3A4850;padding:7px 11px;border-radius:8px;font-size:15.5px;font-weight:500}
.nav a:hover{color:#C8161D;background:#FDECEC}
.nav a[aria-current="page"]{color:#C8161D;background:#FDECEC;font-weight:700}
.btn-line{display:inline-block;white-space:nowrap;background:var(--line-green);color:#fff;text-decoration:none;font-weight:700;padding:9px 18px;border-radius:999px;font-size:15px;line-height:1.3}
.btn-line:hover{filter:brightness(.95)}
.wrap{max-width:1200px;margin:0 auto;padding:0 16px}
.disc-bar{background:#7A0D10;color:#FFF2F2;font-size:13px;line-height:1.6;letter-spacing:.01em}
.disc-bar .wrap{padding-top:5px;padding-bottom:5px}
.site-foot{border-top:3px solid #C8161D;background:var(--card);margin-top:48px}
.site-foot .wrap{padding-top:22px;padding-bottom:32px;font-size:14px;color:var(--ink);line-height:1.9}
.site-foot b{color:var(--ink);font-size:15px}
.site-foot .fine{display:block;margin-top:8px;color:var(--muted);font-size:13px;line-height:1.7}
@media (max-width:760px){
  .topbar-in{flex-wrap:wrap;gap:6px 8px;padding:8px 16px 4px}
  .brand{flex:1;gap:8px}
  .brand img{height:22px;padding-right:8px}
  .brand b{font-size:17px}
  .brand small{font-size:11.5px;white-space:normal}
  .btn-line{padding:7px 13px;font-size:14px}
  .nav{order:3;flex-basis:100%;margin:0 -16px;padding:0 10px 2px}
  .nav a{font-size:15px;padding:7px 10px}
  .disc-bar{font-size:12.5px}
}
@media (max-width:440px){
  .brand small{display:none}
  .brand b{font-size:18px}
}