:root{
  --bg:#f7f8fa; --card:#fff; --text:#1f2933; --muted:#6b7280;
  --border:#e5e7eb; --accent:#185fa5; --accent2:#0f6e56;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--text); line-height:1.6;
  min-height:100vh; display:flex; flex-direction:column;
}
a{color:var(--accent);text-decoration:none}
header{
  background:var(--card); border-bottom:1px solid var(--border);
  padding:14px 20px; display:flex; align-items:center; justify-content:space-between;
}
header .brand{display:flex;align-items:center;gap:10px;color:inherit}
header .brand img{width:36px;height:36px;flex-shrink:0}
header h1{font-size:18px;margin:0}
nav a{margin-left:16px;font-size:14px}
.wrap{max-width:960px;margin:0 auto;padding:20px;flex:1;width:100%}

.brand-hero{text-align:center;margin:4px 0 22px}
.brand-hero img{width:168px;height:168px}
.brand-hero .brand-name{margin:10px 0 2px;font-size:26px;font-weight:800;letter-spacing:.12em}
.brand-hero .brand-tagline{margin:0;color:#b7791f;font-size:16px;font-weight:600;letter-spacing:.14em}

.site-foot{
  text-align:center; color:var(--muted); font-size:12px;
  padding:18px 16px 24px; border-top:1px solid var(--border); margin-top:auto;
}
.site-foot p{margin:0}
.site-foot p + p{margin-top:6px}
.site-foot a{color:var(--muted)}
.site-foot a:hover{color:var(--accent)}

.links-apply{margin-top:18px;text-align:center}
.links-apply .btn{display:inline-block}
.links-apply .muted{margin:10px 0 0;font-size:13px}

/* ---- 登录页 / 联系我们：data/contact.md ---- */
.contact-box{
  background:var(--card); border:1px solid var(--border); border-radius:12px;
  padding:18px 20px; margin-top:20px;
}
.contact-box img{max-width:160px; border-radius:8px; border:1px solid var(--border); margin:8px 0}
.contact-wrap{max-width:520px}
.search{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.search input[type=text]{
  flex:1; min-width:200px; padding:10px 12px; border:1px solid var(--border);
  border-radius:8px; font-size:15px;
}
.search select{padding:10px;border:1px solid var(--border);border-radius:8px}
.search button{
  padding:10px 18px;border:none;border-radius:8px;background:var(--accent);
  color:#fff;font-size:15px;cursor:pointer;
}
.meta{color:var(--muted);font-size:13px;margin-bottom:14px}
.meta b{color:var(--text)}
.meta .saved{display:inline-block;margin-left:10px;color:var(--accent2)}
.meta .link{
  background:none;border:none;color:var(--accent);cursor:pointer;
  font-size:13px;margin-left:10px;padding:0;
}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:10px;
  padding:14px 16px;margin-bottom:12px;cursor:pointer;transition:border-color .15s;
}
.card:hover{border-color:var(--accent)}
.card h3{margin:0 0 6px;font-size:16px}
.card .sub{color:var(--muted);font-size:12.5px;margin-bottom:8px}
.tag{display:inline-block;background:#eef2ff;color:#4338ca;border-radius:6px;padding:1px 8px;font-size:12px;margin-right:6px}
.snippet{color:#374151;font-size:13.5px;white-space:pre-wrap;max-height:84px;overflow:hidden}
.thumbs{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.thumbs img{width:84px;height:84px;object-fit:cover;border-radius:6px;border:1px solid var(--border)}
.pager{
  display:flex;flex-wrap:wrap;gap:6px;align-items:center;justify-content:center;
  margin:18px 0;
}
.pager button{
  padding:6px 10px;border:1px solid var(--border);background:var(--card);
  border-radius:6px;cursor:pointer;font-size:13px;min-width:36px;line-height:1.4;
}
.pager button:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}
.pager button:disabled{opacity:.4;cursor:default}
.pager .page-num.active{
  background:var(--accent);color:#fff;border-color:var(--accent);
  opacity:1;cursor:default;
}
.pager .page-num.active:hover{color:#fff}
.pager-pages{display:inline-flex;gap:4px;align-items:center;flex-wrap:wrap;justify-content:center}
.pager-ellipsis{color:var(--muted);padding:0 2px;user-select:none}
.pager .info{color:var(--muted);font-size:13px}
.pager-jump{display:inline-flex;align-items:center;gap:6px;margin-left:4px}
.pager-jump input{
  width:56px;padding:6px 8px;border:1px solid var(--border);border-radius:6px;
  font-size:13px;text-align:center;background:var(--card);color:var(--text);
}
.empty{text-align:center;color:var(--muted);padding:40px}
.modal{
  position:fixed; inset:0; background:rgba(0,0,0,.5); display:none;
  align-items:flex-start; justify-content:center; overflow:auto; padding:40px 16px; z-index:50;
}
.modal.show{display:flex}
.modal .box{background:var(--card);max-width:760px;width:100%;border-radius:12px;padding:22px;position:relative}
.modal .close{position:absolute;top:12px;right:14px;cursor:pointer;font-size:22px;color:var(--muted);border:none;background:none;line-height:1}
.modal h2{margin-top:0;font-size:19px}
.modal .sub{color:var(--muted);font-size:13px;margin-bottom:6px}
.modal .body{white-space:pre-wrap;font-size:14px;color:#374151;margin-top:10px}
.modal .imgs{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.modal .imgs img{max-width:160px;border-radius:8px;border:1px solid var(--border)}
.log-entry{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:16px 18px;margin-bottom:14px}
.log-entry h2{margin:0 0 4px;font-size:17px}
.log-entry .file{color:var(--muted);font-size:12px;margin-bottom:10px}
.log-entry h3{font-size:15px;margin:14px 0 6px}
.log-entry ul{margin:6px 0;padding-left:22px}
.log-entry p{margin:6px 0}

/* ---- 检索页: 工具条 / 历史 / 分页切换 / 资源切换 ---- */
.toolbar{margin-bottom:14px}
.opts{display:flex;gap:14px;align-items:center;margin-top:10px;flex-wrap:wrap}
.mode-tabs{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}
.mode-tabs button{border:none;background:var(--card);padding:8px 16px;cursor:pointer;font-size:14px;color:var(--muted)}
.mode-tabs button.active{background:var(--accent);color:#fff}
.storage{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px}
.storage select{padding:7px 8px;border:1px solid var(--border);border-radius:8px;background:var(--card)}

.history{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px 14px;margin-bottom:14px}
.history-head{font-size:13px;color:var(--muted);margin-bottom:8px;display:flex;align-items:center;gap:8px}
.history-head .link{margin-left:auto;background:none;border:none;color:var(--accent);cursor:pointer;font-size:13px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;flex-direction:column;gap:1px;background:#eef2ff;color:#3730a3;border:1px solid #e0e7ff;border-radius:14px;padding:5px 12px;font-size:13px;cursor:pointer;text-decoration:none;line-height:1.35}
.chip:hover{border-color:var(--accent);background:#e3edff}
.chip-q{font-weight:600;color:#312e81}
.chip-meta{font-size:11.5px;color:#6b7280}
.recent{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px 14px;margin-bottom:16px}
.recent-head{font-size:13px;color:var(--muted);margin-bottom:8px}
.meta .updated{display:inline-block;margin-left:10px;color:#b45309}
.sentinel{text-align:center;color:var(--muted);font-size:13px;padding:16px}

/* ---- AI 解读页: 历史列表 / 面板 ---- */
.panel{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:14px 16px;margin-bottom:14px}
.panel-head{font-size:14px;font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.panel-head .muted{font-weight:400;color:var(--muted);font-size:13px}
.panel-head input{font-size:13px;width:56px;padding:3px 6px;border:1px solid var(--border);border-radius:6px}
.panel-head .link{margin-left:auto;background:none;border:none;color:var(--accent);cursor:pointer;font-size:13px}
.hist-list{list-style:none;margin:0;padding:0}
.hist-item{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--border);font-size:13.5px}
.hist-item:last-child{border-bottom:none}
.hist-item .hq{font-weight:600;min-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hist-item .hm{color:var(--muted);font-size:12px}
.hist-item .hc{color:var(--accent2);font-size:12px}
.hist-item .mini{margin-left:auto;padding:4px 10px;border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:6px;cursor:pointer;font-size:12px}
.hist-item .mini.ghost{margin-left:6px;background:none;color:var(--accent)}
.hist-item.err{color:#c0392b}

/* ---- 通用按钮 ---- */
.btn{display:inline-block;padding:8px 16px;border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;cursor:pointer;font-size:14px;text-decoration:none;text-align:center}
.btn:hover{opacity:.92}
.btn.ghost{background:none;color:var(--accent)}
.btn.primary{background:var(--accent)}

/* ---- 弹窗: 操作按钮 / markdown 预览 ---- */
.modal-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px;border-top:1px solid var(--border);padding-top:14px}
.modal .body.md-body{white-space:normal;font-size:14.5px;color:#374151;margin-top:6px}
.modal .body.md-body img{max-width:100%;border-radius:8px;margin:6px 0}

/* ---- markdown 友好排版(.md-body 同时用于弹窗与详情) ---- */
.md-body{line-height:1.75}
.md-body h1,.md-body h2,.md-body h3,.md-body h4,.md-body h5,.md-body h6{line-height:1.35;margin:22px 0 10px;font-weight:700}
.md-body h1{font-size:24px;border-bottom:2px solid var(--border);padding-bottom:8px}
.md-body h2{font-size:20px;border-bottom:1px solid var(--border);padding-bottom:6px}
.md-body h3{font-size:17px}
.md-body h4{font-size:15.5px}
.md-body p{margin:12px 0}
.md-body ul,.md-body ol{margin:10px 0;padding-left:26px}
.md-body li{margin:5px 0}
.md-body a{color:var(--accent);text-decoration:underline}
.md-body img{max-width:100%;border-radius:10px;margin:10px 0;cursor:zoom-in;border:1px solid var(--border)}
.md-body blockquote{margin:14px 0;padding:10px 16px;background:#f3f6fb;border-left:4px solid var(--accent);color:#374151;border-radius:0 8px 8px 0}
.md-body blockquote p{margin:4px 0}
.md-body code{background:#eef1f5;padding:2px 6px;border-radius:5px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;color:#b5374a}
.md-body pre.code{background:#0f172a;color:#e2e8f0;padding:14px 16px;border-radius:10px;overflow:auto;margin:14px 0}
.md-body pre.code code{background:none;color:inherit;padding:0}
.md-body hr{border:none;border-top:1px solid var(--border);margin:20px 0}
.md-body del{color:var(--muted)}

/* ---- 独立详情页 ---- */
.detail{max-width:820px}
.detail .d-title{font-size:26px;line-height:1.3;margin:6px 0 12px}

/* AI 解读（标题后，预留区块） */
.d-ai{background:linear-gradient(135deg,#eef4ff,#f6f1ff);border:1px solid #dfe7fb;border-radius:12px;padding:14px 16px;margin-bottom:16px}
.d-ai-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.d-ai-badge{display:inline-flex;align-items:center;background:var(--accent);color:#fff;font-size:13px;font-weight:600;padding:3px 10px;border-radius:999px}
.d-ai-status{font-size:12px;color:#6b7280;background:#fff;border:1px solid #e5e7eb;border-radius:999px;padding:2px 10px}
.d-ai-body{font-size:14px;color:#374151;line-height:1.7}

.d-meta{color:var(--muted);font-size:13.5px;background:var(--card);border:1px solid var(--border);border-radius:10px;padding:10px 14px;margin-bottom:18px;flex-wrap:wrap}
.d-body{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:22px 24px}
.d-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:18px}
.d-gallery img{width:100%;height:150px;object-fit:cover;border-radius:10px;border:1px solid var(--border);cursor:zoom-in;transition:transform .12s}
.d-gallery img:hover{transform:scale(1.02)}
.d-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}

/* ---- 灯箱 ---- */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.82);display:none;align-items:center;justify-content:center;z-index:80;padding:30px}
.lightbox.show{display:flex}
.lightbox img{max-width:92vw;max-height:92vh;border-radius:8px;box-shadow:0 8px 40px rgba(0,0,0,.5)}
.lightbox .lb-close{position:absolute;top:18px;right:24px;color:#fff;font-size:34px;cursor:pointer;line-height:1;opacity:.85}
.lightbox .lb-close:hover{opacity:1}

/* ---- toast ---- */
.toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(10px);background:#1f2933;color:#fff;padding:10px 18px;border-radius:8px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .18s,transform .18s;z-index:90}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---- 响应耗时（历史搜索下方，默认折叠） ---- */
.perf-panel{
  background:var(--card);border:1px solid var(--border);border-radius:10px;
  margin-bottom:14px;overflow:hidden;font-size:13px;line-height:1.45;
}
.perf-toggle{
  width:100%;display:flex;align-items:center;gap:10px;
  padding:10px 14px;border:none;background:transparent;cursor:pointer;
  font:inherit;color:var(--muted);text-align:left;
}
.perf-toggle:hover{background:#f3f4f6}
.perf-toggle-title{color:var(--text);font-weight:600;font-size:13px}
.perf-toggle-hint{
  margin-left:auto;font-variant-numeric:tabular-nums;color:var(--accent2);font-weight:600;font-size:12.5px;
}
.perf-toggle-hint.bad{color:#b91c1c}
.perf-chevron{color:var(--muted);font-size:12px;width:1em;text-align:center}
.perf-body{
  border-top:1px solid var(--border);padding:12px 14px;background:#0f172a;color:#e2e8f0;
}
.perf-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.perf-caption{color:#94a3b8;font-size:12px}
.perf-clear{color:#93c5fd;font-size:12px;background:none;border:none;cursor:pointer;padding:0}
.perf-clear:hover{color:#fff}
.perf-now{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 10px}
.perf-action{color:#cbd5e1}
.perf-total{font-size:22px;font-weight:700;color:#4ade80;font-variant-numeric:tabular-nums}
.perf-total.bad{color:#f87171}
.perf-label{color:#64748b;font-size:12px}
.perf-segs{width:100%;display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.perf-seg{
  background:#1e293b;color:#94a3b8;border-radius:6px;padding:2px 8px;font-size:12px;
  font-variant-numeric:tabular-nums;
}
.perf-hist{margin-top:10px;border-top:1px solid #1e293b;padding-top:8px}
.perf-hist-label{color:#64748b;font-size:11px;margin-bottom:4px}
.perf-hist-list{margin:0;padding-left:18px;color:#94a3b8}
.perf-hist-list li{margin:3px 0}
.perf-hist-list li.latest b{color:#e2e8f0}
.perf-hist-list .t{color:#4ade80;font-weight:600;font-variant-numeric:tabular-nums}
.perf-hist-list li.bad .t{color:#f87171}
.perf-hist-list .s{color:#64748b;font-size:12px}

/* ---- 登录 / 注册 ---- */
nav .auth-user{margin-left:16px;font-size:13px;color:var(--muted)}
nav .link, nav button.link{
  margin-left:12px;font-size:13px;background:none;border:none;color:var(--accent);cursor:pointer;padding:0;font:inherit;
}
.auth-wrap{max-width:420px}
.auth-card{
  background:var(--card);border:1px solid var(--border);border-radius:12px;padding:22px 20px;margin-top:24px;
}
.auth-tabs{width:100%;margin-bottom:14px}
.auth-tabs button{flex:1}
.auth-desc{color:var(--muted);font-size:13px;margin:0 0 16px}
.auth-label{display:block;font-size:13px;color:var(--muted);margin-bottom:12px}
.auth-label input{
  display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--border);
  border-radius:8px;font-size:15px;background:#fff;color:var(--text);
}
.auth-code-row{display:flex;gap:8px;margin-top:6px}
.auth-code-row input{flex:1;margin-top:0}
.auth-code-row .btn{
  white-space:nowrap;padding:10px 12px;border:1px solid var(--border);border-radius:8px;
  background:#f3f4f6;color:var(--text);cursor:pointer;font-size:13px;
}
.auth-code-row .btn:disabled{opacity:.55;cursor:default}
.auth-submit{
  width:100%;margin-top:8px;padding:12px;border:none;border-radius:8px;
  background:var(--accent);color:#fff;font-size:15px;cursor:pointer;
}
.auth-submit:disabled{opacity:.6;cursor:default}
.auth-msg{margin-top:12px;font-size:13px;min-height:1.2em;color:var(--muted)}
.auth-msg.ok{color:var(--accent2)}
.auth-msg.err{color:#b91c1c}
nav .auth-admin{margin-left:16px;font-size:13px;font-weight:600}

/* ---- 管理后台 ---- */
.admin-wrap .panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.admin-wrap .panel-head .muted{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.admin-wrap .panel-head input,.admin-wrap .panel-head select{
  padding:6px 8px;border:1px solid var(--border);border-radius:6px;font-size:13px;
}
.admin-stats{display:flex;flex-direction:column;gap:6px;font-size:14px}
.admin-stat b{color:var(--accent)}
.admin-form{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;align-items:center}
.admin-form label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.admin-form input{
  padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px;min-width:100px;
}
.admin-form .btn{padding:8px 14px;border:none;border-radius:8px;background:var(--accent);color:#fff;cursor:pointer}
.admin-table-wrap{overflow:auto}
.admin-table{width:100%;border-collapse:collapse;font-size:13px}
.admin-table th,.admin-table td{border-bottom:1px solid var(--border);padding:8px 6px;text-align:left;vertical-align:top}
.admin-table th{color:var(--muted);font-weight:600;white-space:nowrap}
.admin-table .ops{display:flex;flex-wrap:wrap;gap:4px}
.admin-table .mini{
  padding:3px 8px;border:1px solid var(--border);border-radius:6px;background:var(--card);
  font-size:12px;cursor:pointer;
}
.admin-table .mini:hover{border-color:var(--accent);color:var(--accent)}
.admin-table code{font-size:12.5px}