:root{--ink:#203033;--muted:#6f7d80;--line:#dfecea;--green:#e9f7ef;--blue:#edf7fb;--accent:#2f6f68;--max:980px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC",sans-serif;color:var(--ink);background:#fff;line-height:1.75}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}.site-header{border-bottom:1px solid #def3fb;background:rgba(255,255,255,.96);position:sticky;top:0;z-index:20}.nav-wrap,.footer-wrap,.content-wrap{max-width:var(--max);margin:auto;padding-left:24px;padding-right:24px}.nav-wrap{min-height:72px;display:flex;align-items:center}.logo{font-weight:800;font-size:26px;letter-spacing:-1px;margin-right:56px}.nav-wrap nav{display:flex;gap:28px;font-size:15px}.hero-simple{background:linear-gradient(90deg,var(--green),var(--blue));border-bottom:1px solid var(--line)}.hero-simple .content-wrap{padding-top:46px;padding-bottom:46px}.hero-simple h1{font-size:34px;margin:0 0 6px}.hero-simple p{margin:0;color:var(--muted)}.home-sections{padding-top:20px;padding-bottom:50px}.category-block{padding:28px 0;border-bottom:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:10px}.section-head h2{font-size:21px;margin:0}.more{font-size:13px;color:var(--muted)}.article-list{list-style:none;margin:0;padding:0}.article-list li{position:relative;padding:12px 0 12px 18px;border-top:1px solid #eef3f2}.article-list li::before{content:"";position:absolute;left:2px;top:1.45em;width:6px;height:6px;border-radius:50%;background:var(--accent)}.category-page,.article-page{padding-top:36px;padding-bottom:60px}.page-title{padding:10px 0 22px}.page-title h1{font-size:30px;margin:0}.full-list li{padding:16px 0}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:20px}.breadcrumb span{padding:0 8px}.article-head{border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:28px}.article-head h1{font-size:36px;line-height:1.35;margin:0 0 14px}.article-head time{font-size:14px;color:var(--muted)}.featured{display:block;width:100%;height:auto;border-radius:10px;margin:0 0 30px}.article-body{font-size:18px;line-height:1.9}.article-body h2{font-size:26px;margin-top:2em}.article-body h3{font-size:22px;margin-top:1.7em}.article-body a,.sources a{text-decoration:underline;text-underline-offset:3px}.article-body img{max-width:100%;height:auto}.sources{margin-top:48px;padding:22px 24px;background:var(--blue);border-radius:10px}.sources h2{font-size:18px;margin:0 0 8px}.sources ol{margin:0;padding-left:22px;font-size:14px;overflow-wrap:anywhere}.site-footer{border-top:1px solid var(--line);background:#fbfdfc}.footer-wrap{min-height:48px;display:flex;align-items:center;justify-content:space-between;font-size:15px!important;color:var(--muted);padding-top:4px;padding-bottom:4px}.footer-wrap nav{display:flex;gap:20px;font-size:15px!important}.footer-wrap a{font-size:15px!important}.footer-note{max-width:var(--max);margin:0 auto;padding:2px 24px 6px;font-size:18px!important;line-height:1.4;color:#e67e22;text-align:center}@media(max-width:720px){.nav-wrap{min-height:auto;padding-top:16px;padding-bottom:14px;display:block}.logo{display:block;margin:0 0 10px;font-size:24px}.nav-wrap nav{gap:16px;overflow-x:auto;white-space:nowrap;padding-bottom:2px}.hero-simple .content-wrap{padding-top:32px;padding-bottom:32px}.article-head h1{font-size:30px}.article-body{font-size:17px}.footer-wrap{display:block;min-height:auto;padding-top:6px;padding-bottom:4px;font-size:15px!important}.footer-wrap nav{margin-top:4px;font-size:15px!important}.footer-wrap a{font-size:15px!important}.footer-note{padding-top:2px;padding-bottom:6px;font-size:18px!important}}

/* Front-end article search */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.nav-wrap{gap:0}.site-search{margin-left:auto;display:flex;align-items:center;gap:6px}.site-search input{width:150px;height:34px;padding:6px 10px;border:1px solid #cfe0de;border-radius:8px;background:#fff;color:var(--ink);font:inherit;font-size:14px;outline:none}.site-search input:focus,.search-page-form input:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(47,111,104,.10)}.site-search button,.search-page-form button{border:0;border-radius:8px;background:var(--accent);color:#fff;cursor:pointer;font:inherit}.site-search button{height:34px;padding:0 11px;font-size:13px}.site-search button:hover,.search-page-form button:hover{filter:brightness(.94)}
.search-page{padding-top:28px;padding-bottom:60px}.search-title{padding-bottom:12px}.search-title h1{font-size:26px}.search-page-form{display:flex;gap:8px;max-width:720px;margin-bottom:14px}.search-page-form input{flex:1;min-width:0;height:46px;padding:8px 14px;border:1px solid #cfe0de;border-radius:9px;font:inherit;font-size:16px;outline:none}.search-page-form button{min-width:78px;padding:0 18px}.search-status{margin:12px 0 8px;color:var(--muted);font-size:14px}.search-results{max-width:900px}.search-results:empty{display:none}
@media(max-width:900px){.nav-wrap{flex-wrap:wrap}.site-search{width:100%;margin:12px 0 0}.site-search input{flex:1;width:auto}.site-search button{min-width:58px}}
@media(max-width:720px){.site-search{margin-top:10px}.search-page{padding-top:20px}.search-page-form{display:flex}.search-page-form input{font-size:16px}.search-page-form button{min-width:68px;padding:0 12px}}

/* SEO / article discoverability additions */
.related-articles{margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}
.related-articles h2{font-size:20px;margin:0 0 8px}
.empty-state{color:var(--muted);padding:12px 0 28px}
.error-page{min-height:52vh}
.text-link{text-decoration:underline;text-underline-offset:3px}

/* 2026-09-11 category bullet + header search refinement */
.sr-only{
  position:absolute!important;
  width:1px!important;
  height:1px!important;
  padding:0!important;
  margin:-1px!important;
  overflow:hidden!important;
  clip:rect(0,0,0,0)!important;
  white-space:nowrap!important;
  border:0!important;
}

/* Use normal layout for the marker instead of absolute positioning.
   This prevents the dot from ever overlapping the first character. */
.article-list li{
  display:grid;
  grid-template-columns:8px minmax(0,1fr);
  column-gap:10px;
  align-items:center;
  padding:12px 0;
}
.article-list li::before{
  content:"";
  position:static;
  left:auto;
  top:auto;
  width:6px;
  height:6px;
  margin:0;
  border-radius:50%;
  background:var(--accent);
  transform:none;
  justify-self:start;
  align-self:center;
}
.article-list li > a{
  display:block;
  min-width:0;
}
.full-list li{
  padding:16px 0;
}

/* Search stays on the far right and uses a slightly taller, refined field. */
.nav-wrap nav{
  flex-shrink:0;
}
.site-search{
  margin-left:auto;
  padding-left:28px;
  display:flex;
  align-items:center;
  gap:7px;
  flex:0 0 auto;
}
.site-search input{
  width:205px;
  height:39px;
  padding:7px 13px;
  border:1px solid #c9dcda;
  border-radius:9px;
  background:#fff;
  color:var(--ink);
  font:inherit;
  font-size:14px;
  outline:none;
  box-shadow:0 2px 9px rgba(32,48,51,.08);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.site-search input::placeholder{
  color:#879395;
}
.site-search input:focus{
  border-color:#7fb2ac;
  box-shadow:0 3px 12px rgba(47,111,104,.13),0 0 0 3px rgba(47,111,104,.08);
}
.site-search button{
  height:39px;
  padding:0 14px;
  border:1px solid #2f6f68;
  border-radius:9px;
  background:#2f6f68;
  color:#fff;
  font:inherit;
  font-size:14px;
  cursor:pointer;
  box-shadow:0 2px 7px rgba(47,111,104,.16);
}

@media(max-width:900px){
  .nav-wrap{flex-wrap:wrap}
  .site-search{
    width:100%;
    margin:12px 0 0;
    padding-left:0;
  }
  .site-search input{
    flex:1;
    width:auto;
    min-width:0;
  }
  .site-search button{min-width:62px}
}


/* 2026-09-11 brand color */
.site-header .logo,
.site-header .logo:link,
.site-header .logo:visited,
.site-header .logo:hover,
.site-header .logo:active{
  color:#d62828 !important;
}