:root{
  --bg:#0b0f14; --bg2:#111823; --card:#151d29; --card2:#1b2534;
  --line:#233043; --txt:#e8eef6; --dim:#8394a8; --dim2:#5d6d82;
  --acc:#4c8dff; --acc2:#8b5cf6; --ok:#22c55e;
  --r:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:radial-gradient(1200px 600px at 50% -200px,#16233a 0%,var(--bg) 60%) fixed,var(--bg);
  color:var(--txt);
  font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:1240px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(11,15,20,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.topbar .wrap{display:flex;align-items:center;gap:24px;height:66px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--acc),var(--acc2));
  font-weight:800;font-size:19px;color:#fff;box-shadow:0 6px 18px -6px var(--acc);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.25}
.brand-txt b{font-size:16px;letter-spacing:.3px}
.brand-txt i{font-style:normal;font-size:11.5px;color:var(--dim2)}
.search{display:flex;gap:8px;flex:1;max-width:460px;margin-left:auto}
.search input{
  flex:1;height:40px;padding:0 16px;border-radius:20px;
  background:var(--bg2);border:1px solid var(--line);color:var(--txt);font-size:14px;outline:none;
  transition:border-color .15s,box-shadow .15s;
}
.search input:focus{border-color:var(--acc);box-shadow:0 0 0 3px rgba(76,141,255,.14)}
.search button{
  height:40px;padding:0 20px;border-radius:20px;border:0;cursor:pointer;
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;font-size:14px;font-weight:600;
}
.search button:hover{filter:brightness(1.1)}

/* ---------- categories ---------- */
.cats{border-bottom:1px solid var(--line);background:rgba(17,24,35,.5)}
.cats .wrap{display:flex;gap:8px;overflow-x:auto;padding:11px 20px;scrollbar-width:none}
.cats .wrap::-webkit-scrollbar{display:none}
.pill{
  flex-shrink:0;padding:6px 15px;border-radius:16px;font-size:13.5px;
  background:var(--bg2);border:1px solid var(--line);color:var(--dim);
  transition:.15s;white-space:nowrap;
}
.pill em{font-style:normal;font-size:11px;opacity:.6;margin-left:3px}
.pill:hover{color:var(--txt);border-color:#33465f}
.pill.on{
  background:linear-gradient(135deg,var(--acc),var(--acc2));
  color:#fff;border-color:transparent;
}
.pill.on em{opacity:.85}

/* ---------- grid ---------- */
.grid{
  display:grid;gap:18px;padding:26px 0;
  grid-template-columns:repeat(auto-fill,minmax(258px,1fr));
}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .16s,border-color .16s,box-shadow .16s;
}
.card:hover{transform:translateY(-4px);border-color:#33465f;box-shadow:0 16px 34px -18px #000}
.thumb{position:relative;display:block;aspect-ratio:16/10;background:var(--bg2);overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s}
.card:hover .thumb img{transform:scale(1.05)}
/* 无图帖统一封面 */
.cover{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:9px;padding:26px 20px;text-align:center;
  background:linear-gradient(160deg,#1b2637,#121a26);
}
.cover::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:16px 16px;opacity:.6;
}
.cover .cv-icon{font-size:30px;position:relative;z-index:1;line-height:1}
.cover .cv-icon.big{font-size:44px}
.cover b{
  position:relative;z-index:1;font-size:13.5px;color:var(--txt);font-weight:600;
  line-height:1.45;word-break:break-all;display:-webkit-box;
  -webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.cover i{position:relative;z-index:1;font-style:normal;font-size:12px;color:var(--dim2)}
.cover .cv-ext{
  position:absolute;top:11px;right:11px;z-index:2;
  font-size:10.5px;font-weight:700;letter-spacing:1px;color:#fff;
  background:linear-gradient(135deg,var(--acc),var(--acc2));
  padding:3px 9px;border-radius:6px;
}
.cv-游戏{background:linear-gradient(160deg,#2a1f42,#161022)}
.cv-软件工具{background:linear-gradient(160deg,#12301f,#0d1c14)}
.cv-福利{background:linear-gradient(160deg,#3a1a25,#1f0e14)}
.cv-机场节点{background:linear-gradient(160deg,#14263f,#0d1522)}
.cv-频道推荐{background:linear-gradient(160deg,#3a2c12,#1f170a)}
.cv-其他{background:linear-gradient(160deg,#1e2733,#131a24)}
.badge{
  position:absolute;top:10px;left:10px;font-size:11px;font-weight:600;
  padding:3px 10px;border-radius:8px;color:#fff;backdrop-filter:blur(6px);
}
.b-机场节点{background:rgba(76,141,255,.9)}
.b-游戏{background:rgba(139,92,246,.9)}
.b-软件工具{background:rgba(34,197,94,.88)}
.b-福利{background:rgba(239,68,68,.88)}
.b-频道推荐{background:rgba(245,158,11,.9)}
.b-其他{background:rgba(100,116,139,.85)}
.pcount{
  position:absolute;bottom:10px;right:10px;font-size:11px;
  background:rgba(0,0,0,.62);color:#fff;padding:2px 9px;border-radius:8px;backdrop-filter:blur(4px);
}
.card .body{padding:14px 15px 13px;display:flex;flex-direction:column;flex:1}
.card h3{margin:0 0 7px;font-size:15px;line-height:1.45;font-weight:600}
.card h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover h3 a{color:var(--acc)}
.ex{
  margin:0 0 11px;font-size:13px;color:var(--dim);line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.meta{
  margin-top:auto;display:flex;gap:13px;font-size:12px;color:var(--dim2);
  padding-top:9px;border-top:1px solid var(--line);
}
.meta .lk{color:var(--acc)}

/* ---------- pager ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:16px;padding:12px 0 46px;font-size:14px}
.pager a,.pager span{padding:8px 18px;border-radius:10px;border:1px solid var(--line);color:var(--dim)}
.pager a:hover{border-color:var(--acc);color:var(--txt)}
.pager b{color:var(--txt)}
.pager .off{opacity:.35}

/* ---------- crumb / empty ---------- */
.crumb{padding:20px 0 0;color:var(--dim);font-size:14px}
.crumb b{color:var(--acc)} .crumb a{color:var(--acc);margin-left:10px}
.empty{text-align:center;padding:90px 0;color:var(--dim)}
.empty h2{color:var(--txt)} .empty code{background:var(--bg2);padding:7px 14px;border-radius:8px;display:inline-block;margin-top:8px}

/* ---------- detail ---------- */
.detail{max-width:820px;margin:0 auto;padding:26px 0 60px}
.back{color:var(--dim);font-size:14px;display:inline-block;margin-bottom:18px}
.back:hover{color:var(--acc)}
.d-head .badge{position:static;display:inline-block;margin-bottom:12px}
.d-head h1{margin:0 0 14px;font-size:26px;line-height:1.4}
.d-head .meta{border:0;padding:0;gap:18px;font-size:13px}
.d-head .meta a{color:var(--acc)}
.d-gallery{display:flex;flex-direction:column;gap:11px;margin:22px 0}
.d-gallery img{width:100%;border-radius:12px;border:1px solid var(--line)}
.d-doc{
  display:flex;align-items:center;gap:15px;background:var(--card);
  border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:20px 0;
}
.d-doc .ic{
  font-size:11px;font-weight:700;color:#fff;letter-spacing:1px;
  background:linear-gradient(135deg,var(--acc),var(--acc2));padding:5px 11px;border-radius:7px;
}
.d-doc b{display:block;font-size:15px} .d-doc i{font-style:normal;font-size:12.5px;color:var(--dim2)}
.d-doc a{margin-left:auto;color:var(--acc);font-size:13.5px;white-space:nowrap}
.d-text{white-space:pre-wrap;word-break:break-word;margin:22px 0;font-size:15px;line-height:1.85}
.d-links{margin-top:26px;border-top:1px solid var(--line);padding-top:20px}
.d-links h4{margin:0 0 13px;font-size:14px;color:var(--dim)}
.lk-row{display:flex;align-items:center;gap:10px;margin-bottom:9px}
.lk-row a{
  flex:1;font-size:13.5px;color:var(--acc);background:var(--bg2);
  padding:9px 14px;border-radius:9px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  border:1px solid var(--line);
}
.lk-row a:hover{border-color:var(--acc)}
.copy{
  padding:9px 16px;border-radius:9px;border:1px solid var(--line);cursor:pointer;
  background:var(--card);color:var(--dim);font-size:13px;flex-shrink:0;transition:.15s;
}
.copy:hover{color:var(--txt);border-color:var(--acc)}
.copy.ok{background:var(--ok);color:#fff;border-color:transparent}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line);padding:24px 0;color:var(--dim2);font-size:13px}
.foot .wrap{display:flex;justify-content:center;text-align:center}
.foot-main{color:var(--dim);font-size:13.5px;letter-spacing:.4px}

/* ---------- 顶栏企鹅号 / 退出 ---------- */
.qq{
  flex-shrink:0;font-size:12.5px;color:var(--dim);
  background:var(--bg2);border:1px solid var(--line);
  padding:6px 13px;border-radius:16px;white-space:nowrap;
}
.qq b{color:var(--acc);letter-spacing:.5px}
.out{
  flex-shrink:0;font-size:13px;color:var(--dim);padding:7px 16px;
  border:1px solid var(--line);border-radius:16px;transition:.15s;white-space:nowrap;
}
.out:hover{color:#fff;background:#3a2020;border-color:#5a2b2b}

/* ---------- 登录页 ---------- */
.auth-body{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:radial-gradient(900px 500px at 50% 0,#182740 0%,var(--bg) 65%) fixed,var(--bg);
}
.auth-box{
  width:100%;max-width:400px;background:var(--card);border:1px solid var(--line);
  border-radius:20px;padding:38px 32px;text-align:center;
  box-shadow:0 30px 70px -30px #000;
}
.auth-logo{
  width:60px;height:60px;margin:0 auto 16px;border-radius:17px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;
  font-size:27px;font-weight:800;box-shadow:0 12px 30px -10px var(--acc);
}
.auth-logo.adm{background:linear-gradient(135deg,#475569,#64748b);box-shadow:0 12px 30px -10px #475569}
.auth-box h1{margin:0 0 8px;font-size:21px}
.auth-sub{margin:0 0 24px;font-size:12.5px;color:var(--dim2);line-height:1.6}
.auth-form{display:flex;flex-direction:column;gap:12px}
.auth-form input{
  height:46px;padding:0 16px;border-radius:12px;text-align:center;letter-spacing:1px;
  background:var(--bg2);border:1px solid var(--line);color:var(--txt);font-size:14px;outline:none;
}
.auth-form input:focus{border-color:var(--acc);box-shadow:0 0 0 3px rgba(76,141,255,.15)}
.auth-form button{
  height:46px;border:0;border-radius:12px;cursor:pointer;font-size:15px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,var(--acc),var(--acc2));
}
.auth-form button:hover{filter:brightness(1.1)}
.auth-err{margin-top:14px;color:#ff7b72;font-size:13.5px}
.auth-foot{margin-top:24px;padding-top:18px;border-top:1px solid var(--line);font-size:12.5px;color:var(--dim2)}
.auth-foot b{color:var(--acc);font-size:14px;letter-spacing:.5px}

/* ---------- 管理后台 ---------- */
.admin{padding:26px 0 70px}
.warn{
  background:#3a2e12;border:1px solid #6b551d;color:#f5c451;
  padding:12px 18px;border-radius:11px;font-size:13.5px;margin-bottom:20px;
}
.warn code{background:rgba(0,0,0,.3);padding:1px 7px;border-radius:5px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:13px;padding:16px 18px}
.stat i{display:block;font-style:normal;font-size:12.5px;color:var(--dim2);margin-bottom:6px}
.stat b{font-size:26px;font-weight:700}
.panel{background:var(--card);border:1px solid var(--line);border-radius:15px;padding:22px 24px;margin-bottom:20px}
.panel h2{margin:0 0 18px;font-size:16px;display:flex;align-items:center;gap:12px}
.panel h2 .muted{color:var(--dim2);font-weight:400;font-size:13px}
.gen{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;align-items:end}
.gen label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--dim)}
.gen label.wide{grid-column:span 2}
.gen input{height:40px;padding:0 12px;border-radius:9px;background:var(--bg2);
  border:1px solid var(--line);color:var(--txt);font-size:14px;outline:none}
.gen input:focus{border-color:var(--acc)}
.gen .tip{font-size:11px;color:var(--dim2)}
.gen button{height:40px;border:0;border-radius:9px;cursor:pointer;color:#fff;font-weight:600;
  background:linear-gradient(135deg,var(--acc),var(--acc2));grid-column:span 1}
.newbatch{border-color:#2d4a2f;background:#16241a}
.codes{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;max-height:280px;overflow:auto}
.codes span{
  font-family:ui-monospace,Consolas,monospace;font-size:13.5px;letter-spacing:.5px;
  background:var(--bg);border:1px solid var(--line);padding:6px 12px;border-radius:8px;
}
.copy-all,.dl{
  padding:8px 16px;border-radius:9px;border:1px solid var(--line);cursor:pointer;
  background:var(--card2);color:var(--txt);font-size:13px;text-decoration:none;display:inline-block;
}
.copy-all:hover,.dl:hover{border-color:var(--acc);color:var(--acc)}
.list-head{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:16px}
.list-head h2{margin:0}
.filters{display:flex;gap:9px;flex-wrap:wrap;align-items:center}
.filters input,.filters select{
  height:36px;padding:0 12px;border-radius:9px;background:var(--bg2);
  border:1px solid var(--line);color:var(--txt);font-size:13px;outline:none;
}
.filters button{height:36px;padding:0 16px;border-radius:9px;border:0;cursor:pointer;
  background:var(--acc);color:#fff;font-size:13px;font-weight:600}
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{
  text-align:left;padding:10px 12px;color:var(--dim2);font-weight:500;font-size:12.5px;
  border-bottom:1px solid var(--line);white-space:nowrap;
}
.tbl td{padding:11px 12px;border-bottom:1px solid #1a2432;vertical-align:middle}
.tbl tr:hover td{background:#18212e}
.code{font-family:ui-monospace,Consolas,monospace;color:var(--acc);letter-spacing:.5px;white-space:nowrap}
.tbl .muted{color:var(--dim2)}
.tbl .empty-row{text-align:center;color:var(--dim2);padding:40px}
.tag{font-size:11.5px;padding:3px 10px;border-radius:8px;white-space:nowrap}
.t-unused{background:rgba(76,141,255,.16);color:#7fb0ff}
.t-active{background:rgba(34,197,94,.16);color:#5ee08a}
.t-disabled{background:rgba(148,163,184,.16);color:#94a3b8}
.ops{display:flex;gap:6px}
.ops form{margin:0}
.ops button{
  padding:5px 12px;border-radius:7px;border:1px solid var(--line);cursor:pointer;
  background:var(--card2);color:var(--dim);font-size:12px;
}
.ops button:hover{color:var(--txt);border-color:#44586f}
.ops button.del:hover{color:#ff7b72;border-color:#5a2b2b;background:#3a2020}
@media(max-width:760px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .gen label.wide{grid-column:span 1}
  .tbl{font-size:12px}
  .tbl th:nth-child(2),.tbl td:nth-child(2),
  .tbl th:nth-child(5),.tbl td:nth-child(5){display:none}
}

/* ---------- 新内容提示 ---------- */
.newbar{
  position:fixed;left:50%;top:80px;transform:translateX(-50%);z-index:80;
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;
  padding:10px 22px;border-radius:22px;font-size:14px;font-weight:600;cursor:pointer;
  box-shadow:0 12px 30px -10px rgba(76,141,255,.7);animation:pop .3s ease;
}
@keyframes pop{from{opacity:0;transform:translate(-50%,-12px)}to{opacity:1;transform:translate(-50%,0)}}

@media(max-width:640px){
  .topbar .wrap{height:auto;padding:12px 20px;gap:10px;flex-wrap:wrap;align-items:center}
  .brand{width:100%}
  .qq,.out{font-size:12px;padding:5px 12px}
  .search{flex-basis:100%;max-width:none;margin:0;order:9}
  .grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
  .card .body{padding:11px 12px}
  .d-head h1{font-size:21px}
}