:root{
  --blue:#185FA5; --blue-dark:#0C447C; --blue-light:#E6F1FB;
  --green:#0F6E56; --green-light:#E1F5EE;
  --ink:#1F2430; --ink-2:#5F6B7A; --ink-3:#8A94A0;
  --bg:#F6F7F9; --surface:#FFFFFF; --line:#E4E7EC;
  --radius:10px; --radius-lg:14px;
  --shadow:0 1px 2px rgba(31,36,48,.06), 0 4px 12px rgba(31,36,48,.05);
  --shadow-lg:0 8px 32px rgba(31,36,48,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.6; font-size:14px;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}

/* header */
.site-header{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.header-inner{display:flex;align-items:center;gap:24px;flex-wrap:wrap;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:40px;height:40px;border-radius:10px;background:var(--blue);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:500;font-size:15px;letter-spacing:.5px;
}
.brand-text h1{font-size:16px;font-weight:500;letter-spacing:.2px}
.brand-sub{font-size:12px;color:var(--ink-3)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex-wrap:wrap}
.search-box{position:relative}
.search-box input{
  width:340px;max-width:100%;padding:9px 32px 9px 12px;font-size:13px;
  border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);
  font-family:inherit;outline:none;transition:border-color .15s,background .15s;
}
.search-box input:focus{border-color:var(--blue);background:var(--surface)}
.clear-btn{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  border:0;background:transparent;color:var(--ink-3);font-size:18px;cursor:pointer;line-height:1;padding:2px 6px;
}
.clear-btn:hover{color:var(--ink)}

.btn{
  padding:8px 14px;font-size:13px;border-radius:8px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink);cursor:pointer;font-family:inherit;
  transition:all .15s;white-space:nowrap;
}
.btn:hover{border-color:var(--ink-3)}
.btn-primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dark);border-color:var(--blue-dark)}
.btn .cnt{color:var(--blue);font-weight:500}

/* sections */
main{padding:32px 24px 56px}
.section-head{margin-bottom:16px}
.section-head h2{font-size:17px;font-weight:500;margin-bottom:4px}
.section-desc{font-size:13px;color:var(--ink-3)}
.picks-section{margin-bottom:44px}

.track-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.track-tab{
  padding:8px 14px;border:1px solid var(--line);background:var(--surface);
  border-radius:20px;font-size:13px;cursor:pointer;font-family:inherit;color:var(--ink-2);
  transition:all .15s;display:flex;align-items:center;gap:6px;
}
.track-tab:hover{border-color:var(--blue)}
.track-tab.active{background:var(--blue);border-color:var(--blue);color:#fff}
.track-tab .n{font-size:11px;opacity:.75}

.pick-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:12px}
.pick-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 16px;cursor:pointer;transition:all .15s;position:relative;
}
.pick-card:hover{border-color:var(--blue);box-shadow:var(--shadow);transform:translateY(-1px)}
.pick-card .pc-top{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.pick-card .pc-emoji{font-size:18px}
.pick-card .pc-cn{font-size:14px;font-weight:500}
.pick-card .pc-en{font-size:12px;color:var(--ink-3);margin-bottom:6px}
.pick-card .pc-use{font-size:12px;color:var(--ink-2);line-height:1.5}
.pick-card .fav-star{position:absolute;top:10px;right:12px;color:var(--ink-3);font-size:14px}
.pick-card .fav-star.on{color:#D99100}

/* filter */
.filter-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{
  padding:5px 12px;border:1px solid var(--line);background:var(--surface);border-radius:16px;
  font-size:12px;cursor:pointer;font-family:inherit;color:var(--ink-2);transition:all .15s;
}
.chip:hover{border-color:var(--blue);color:var(--blue)}
.chip.active{background:var(--blue);border-color:var(--blue);color:#fff}
.chip .n{opacity:.7;font-size:11px;margin-left:3px}
.filter-right{margin-left:auto}
.sort-label{font-size:12px;color:var(--ink-3);display:flex;align-items:center;gap:6px}
.sort-label select{
  padding:5px 8px;border:1px solid var(--line);border-radius:6px;background:var(--surface);
  font-size:12px;font-family:inherit;color:var(--ink);cursor:pointer;
}

/* grid */
.agent-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.agent-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;cursor:pointer;transition:all .15s;display:flex;flex-direction:column;gap:8px;position:relative;
}
.agent-card:hover{border-color:var(--blue);box-shadow:var(--shadow);transform:translateY(-1px)}
.agent-card.selected{border-color:var(--green);box-shadow:0 0 0 2px var(--green-light)}
.ac-head{display:flex;align-items:flex-start;gap:10px}
.ac-emoji{font-size:20px;line-height:1.2;flex-shrink:0}
.ac-name{font-size:14px;font-weight:500;line-height:1.35}
.ac-cn{font-size:12px;color:var(--blue);margin-top:2px}
.ac-desc{
  font-size:12px;color:var(--ink-2);line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.ac-foot{display:flex;align-items:center;gap:8px;margin-top:auto;padding-top:8px;border-top:1px solid #F0F2F5}
.tag{
  padding:2px 8px;border-radius:4px;background:var(--bg);color:var(--ink-2);font-size:11px;
}
.tag.div{background:var(--blue-light);color:var(--blue-dark)}
.tag.pick{background:var(--green-light);color:var(--green)}
.ac-size{font-size:11px;color:var(--ink-3);margin-left:auto}
.ac-star{position:absolute;top:14px;right:14px;font-size:14px;color:var(--ink-3);background:none;border:0;cursor:pointer;padding:2px}
.ac-star.on{color:#D99100}

.empty-state{text-align:center;padding:48px 0;color:var(--ink-3)}
.empty-state p{margin-bottom:14px}

/* footer */
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:22px 0}
.footer-inner{font-size:12px;color:var(--ink-3)}
.footer-note{margin-top:4px}

/* modal */
.modal{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:24px}
.modal-backdrop{position:absolute;inset:0;background:rgba(31,36,48,.45)}
.modal-panel{
  position:relative;background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
  width:100%;max-width:800px;max-height:88vh;display:flex;flex-direction:column;overflow:hidden;
}
.modal-panel.wide{max-width:1140px}
.modal-head{
  display:flex;align-items:center;gap:16px;padding:16px 20px;border-bottom:1px solid var(--line);flex-shrink:0;
}
.modal-title-wrap{display:flex;align-items:center;gap:12px;min-width:0}
.modal-emoji{font-size:26px}
.modal-head h3{font-size:16px;font-weight:500}
.modal-meta{font-size:12px;color:var(--ink-3);margin-top:2px}
.modal-tools{display:flex;align-items:center;gap:8px;margin-left:auto}
.modal-close{
  border:0;background:transparent;font-size:22px;color:var(--ink-3);cursor:pointer;line-height:1;padding:2px 6px;
}
.modal-close:hover{color:var(--ink)}
.modal-body{padding:20px;overflow-y:auto;flex:1}
.loading{text-align:center;color:var(--ink-3);padding:40px 0}

/* markdown render */
.md h1{font-size:17px;font-weight:500;margin:20px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.md h2{font-size:15px;font-weight:500;margin:22px 0 10px;color:var(--blue-dark)}
.md h3{font-size:14px;font-weight:500;margin:16px 0 8px;color:var(--ink)}
.md h4{font-size:13px;font-weight:500;margin:12px 0 6px;color:var(--ink-2)}
.md p{margin:8px 0;font-size:13px;line-height:1.7}
.md ul,.md ol{margin:8px 0 8px 22px;font-size:13px;line-height:1.7}
.md li{margin:3px 0}
.md code{
  background:var(--bg);padding:1px 5px;border-radius:4px;font-size:12px;
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;color:var(--blue-dark);
}
.md pre{
  background:#1F2430;color:#E4E7EC;padding:14px 16px;border-radius:8px;overflow-x:auto;margin:12px 0;
}
.md pre code{background:none;color:inherit;padding:0;font-size:12px;line-height:1.6}
.md blockquote{border-left:3px solid var(--blue);background:var(--blue-light);padding:8px 14px;margin:10px 0;font-size:13px}
.md strong{font-weight:500;color:var(--ink)}
.md hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.md table{border-collapse:collapse;width:100%;margin:12px 0;font-size:12px}
.md th,.md td{border:1px solid var(--line);padding:7px 10px;text-align:left}
.md th{background:var(--bg);font-weight:500}

/* compare */
.cmp-body{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.cmp-col{border:1px solid var(--line);border-radius:var(--radius);padding:14px;background:var(--bg)}
.cmp-col h4{font-size:14px;font-weight:500;margin-bottom:4px}
.cmp-col .cmp-cn{font-size:12px;color:var(--blue);margin-bottom:10px}
.cmp-col .md{font-size:12px;max-height:420px;overflow-y:auto}
.cmp-col .md h2{font-size:13px;margin:12px 0 6px}

/* form */
.new-form{display:flex;flex-direction:column;gap:14px}
.new-form label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--ink-2)}
.new-form input,.new-form textarea,.new-form select{
  padding:9px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);
  font-size:13px;font-family:inherit;color:var(--ink);outline:none;resize:vertical;
}
.new-form input:focus,.new-form textarea:focus,.new-form select:focus{border-color:var(--blue)}
.form-actions{display:flex;gap:10px;justify-content:flex-end}

/* toast */
.toast{
  position:fixed;bottom:28px;left:50%;transform:translateX(-50%);
  background:var(--ink);color:#fff;padding:10px 20px;border-radius:8px;font-size:13px;z-index:90;
  box-shadow:var(--shadow-lg);
}

/* 深色模式 */
[data-theme="dark"]{
  --blue:#6BA6E8; --blue-dark:#9CC4F2; --blue-light:#123050;
  --green:#5DCAA5; --green-light:#0C3B30;
  --ink:#E4E7EC; --ink-2:#A8B2BF; --ink-3:#7A8592;
  --bg:#14171D; --surface:#1C2027; --line:#2C323C;
  --shadow:0 1px 2px rgba(0,0,0,.3), 0 4px 12px rgba(0,0,0,.25);
  --shadow-lg:0 8px 32px rgba(0,0,0,.5);
}
[data-theme="dark"] .brand-mark{background:var(--blue);color:#14171D}
[data-theme="dark"] .btn-primary{background:var(--blue);border-color:var(--blue);color:#14171D}
[data-theme="dark"] .btn-primary:hover{background:var(--blue-dark)}
[data-theme="dark"] .md pre{background:#0D1015}
[data-theme="dark"] .md code{color:var(--blue-dark)}
[data-theme="dark"] mark{background:#5A4A00;color:#FFE9A8}
[data-theme="dark"] .agent-card:hover,[data-theme="dark"] .pick-card:hover{border-color:var(--blue)}
[data-theme="dark"] .modal-backdrop{background:rgba(0,0,0,.65)}
[data-theme="dark"] .toast{background:#2C323C;color:#E4E7EC;border:1px solid var(--line)}
[data-theme="dark"] .ac-foot,[data-theme="dark"] .modal-head,[data-theme="dark"] .filter-bar{border-color:var(--line)}
[data-theme="dark"] .pick-card .pc-en{color:var(--ink-3)}

/* 搜索高亮 */
mark{background:#FFF3B8;color:inherit;padding:0 2px;border-radius:2px}

/* 详情页（静态页） */
.crumb{font-size:12px;color:var(--ink-3);padding:16px 0 4px}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--blue)}
.detail-page{padding-top:8px;padding-bottom:48px;max-width:900px}
.detail-head{display:flex;gap:16px;align-items:flex-start;padding:20px 0 18px;border-bottom:1px solid var(--line);margin-bottom:8px}
.detail-emoji{font-size:34px;line-height:1}
.detail-head h2{font-size:21px;font-weight:500}
.detail-cn{font-size:15px;color:var(--blue);font-weight:400}
.detail-sub{font-size:13px;color:var(--ink-2);margin-top:6px;line-height:1.6}
.detail-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.permalink{
  background:var(--blue-light);border:1px solid var(--blue);border-radius:8px;
  padding:8px 12px;font-size:12px;margin-bottom:16px;
}
[data-theme="dark"] .permalink{background:var(--blue-light);border-color:var(--blue)}
.related{margin-top:36px;padding-top:20px;border-top:1px solid var(--line)}
.related h3{font-size:15px;font-weight:500;margin-bottom:10px}
.related ul{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:8px}
.related li{font-size:13px}
.related a{display:block;padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
.related a:hover{border-color:var(--blue);text-decoration:none}

/* 404 */
.err-page{text-align:center;padding:80px 24px}
.err-page h2{font-size:44px;font-weight:500;color:var(--blue);margin-bottom:8px}
.err-page p{color:var(--ink-2);margin-bottom:20px}

@media (max-width:860px){
  .wrap{padding:0 16px}
  .header-actions{margin-left:0;width:100%}
  .search-box{flex:1}
  .search-box input{width:100%}
  .modal-tools{flex-wrap:wrap}
  .modal-panel{max-height:92vh}
}
@media (max-width:560px){
  .brand-sub{display:none}
  .btn{padding:7px 10px;font-size:12px}
  .pick-grid,.agent-grid{grid-template-columns:1fr}
}