/* Taiwan Bilingual Hub — site-wide search (client-side, zero dependency).
   Self-contained: every var has a fallback so it renders correctly even on
   pages that don't load main.css. */

.nav-search-btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;font:inherit;font-size:15px;font-weight:600;
  color:var(--ink-soft,#5c574f);background:var(--jade-soft,#e7efeb);
  border:1px solid var(--line,#e4e0d8);border-radius:999px;cursor:pointer;line-height:1;
  transition:color .18s,border-color .18s,background .18s,box-shadow .18s;
}
.nav-search-btn:hover{
  color:var(--jade-deep,#1f4338);border-color:var(--jade,#2f5d4f);background:#fff;
  box-shadow:0 4px 14px rgba(47,93,79,.14);
}
.nav-search-btn svg{color:var(--jade,#2f5d4f);flex:0 0 auto;}

html.rs-open{overflow:hidden;}
.rs-overlay{
  position:fixed;inset:0;z-index:2000;display:none;
  justify-content:center;align-items:flex-start;padding:12vh 20px 20px;
  background:rgba(10,20,42,.42);
  -webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);
  opacity:0;transition:opacity .16s ease;
}
.rs-overlay.is-open{display:flex;opacity:1;}
.rs-modal{
  width:100%;max-width:620px;background:#fff;border-radius:18px;
  box-shadow:0 24px 70px rgba(10,20,42,.34);overflow:hidden;
  transform:translateY(-8px) scale(.985);
  transition:transform .18s cubic-bezier(.2,.8,.2,1);
}
.rs-overlay.is-open .rs-modal{transform:none;}

.rs-bar{display:flex;align-items:center;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line,#ececec);}
.rs-mag{color:var(--jade,#2f5d4f);flex:0 0 auto;}
.rs-input{
  flex:1;border:0;outline:0;font-family:inherit;font-size:17px;
  color:var(--ink,#1d1b18);background:transparent;
}
.rs-input::placeholder{color:#9aa0a8;}
.rs-esc{
  font-family:inherit;font-size:12px;font-weight:600;color:var(--ink-soft,#5c574f);
  background:var(--jade-soft,#f1f4f2);border:1px solid var(--line,#e4e0d8);
  border-radius:6px;padding:2px 8px;cursor:pointer;
}

.rs-results{list-style:none;margin:0;padding:6px;max-height:56vh;overflow-y:auto;}
.rs-item{margin:0;}
.rs-item>a{display:block;padding:11px 14px;border-radius:11px;text-decoration:none;color:inherit;}
.rs-item.is-active>a{background:var(--jade-soft,#e7efeb);}
.rs-item.is-active{box-shadow:inset 3px 0 0 var(--jade,#2f5d4f);border-radius:11px;}
.rs-sec{
  display:block;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--jade-deep,#1f4338);margin-bottom:3px;
}
.rs-title{
  display:block;font-family:inherit;font-size:17px;font-weight:700;
  color:var(--ink,#1d1b18);line-height:1.4;
}
.rs-snippet{
  display:block;font-size:13.5px;color:var(--ink-soft,#5c574f);line-height:1.6;margin-top:3px;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.rs-item mark{background:rgba(47,93,79,.16);color:var(--jade-deep,#1f4338);border-radius:2px;padding:0 1px;}

.rs-empty{padding:28px 18px 34px;text-align:center;color:var(--ink-soft,#5c574f);font-size:15px;}
.rs-foot{
  display:flex;gap:18px;padding:11px 18px;border-top:1px solid var(--line,#ececec);
  background:var(--jade-soft,#f6f8f7);font-size:12.5px;color:var(--ink-soft,#5c574f);
}
.rs-foot kbd{
  font-family:inherit;font-size:11px;font-weight:600;color:var(--ink-soft,#5c574f);
  background:#fff;border:1px solid var(--line,#e4e0d8);border-radius:4px;padding:1px 5px;margin-right:2px;
}

@media (max-width:720px){
  .nav-search-label{display:none;}
  .nav-search-btn{padding:8px;}
  .rs-overlay{padding:8vh 14px 14px;backdrop-filter:none;-webkit-backdrop-filter:none;}
  .rs-foot{display:none;}
  .rs-results{max-height:64vh;}
}