/* ========== AI 中转站测评系统 - 全局样式 ========== */
:root{
  --bg:#0b1220;
  --bg2:#0f172a;
  --card:#1e293b;
  --card2:#24344d;
  --border:#334155;
  --txt:#e2e8f0;
  --txt2:#94a3b8;
  --brand:#60a5fa;
  --brand2:#a78bfa;
  --ok:#34d399;
  --warn:#fbbf24;
  --bad:#f87171;
  --grad:linear-gradient(135deg,#60a5fa 0%,#a78bfa 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:radial-gradient(1200px 600px at 50% -10%,rgba(96,165,250,.12),transparent 60%),var(--bg);
  color:var(--txt);line-height:1.6;font-size:15px;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- 顶栏 ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(15,23,42,.85);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:#fff;min-width:0}
.brand .logo{font-size:22px}
.brand-logo{display:block;width:auto;height:auto;max-width:42px;max-height:36px;object-fit:contain;object-position:center;flex:0 0 auto}
@media(max-width:640px){.brand-logo{max-width:34px;max-height:30px}.brand{font-size:15px}}
.nav nav a{color:var(--txt2);margin-left:20px;font-size:14px}
.nav nav a:hover{color:#fff;text-decoration:none}
.nav nav a.active{color:#fff}

/* ---------- Hero ---------- */
.hero{padding:54px 0 30px;text-align:center}.hero.compact{padding:34px 0 22px}.ad-text-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin:0 0 12px}.ad-banner-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0 0 16px}.ad-side-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;position:absolute;left:0;right:0;pointer-events:none}.ad-side-grid>div{pointer-events:auto;position:relative}.ad-side-grid .ad-slot{position:absolute;top:0;width:180px}.ad-side-grid>div:first-child .ad-slot{right:calc(100% + 12px)}.ad-side-grid>div:last-child .ad-slot{left:calc(100% + 12px)}.ad-slot{margin:0 0 18px;background:var(--card);border:1px solid var(--border);border-radius:8px;overflow:hidden}.ad-slot a{display:flex;align-items:center;gap:12px;padding:12px 16px;color:var(--txt);text-decoration:none}.ad-text-grid{gap:4px;margin-bottom:8px}.ad-text-grid .ad-slot{margin-bottom:0;border-radius:5px}.ad-text-grid .ad-slot a{height:38px;min-height:38px;padding:4px 6px;font-size:11px;flex-direction:row;justify-content:center;gap:5px;text-align:center;white-space:nowrap;overflow:hidden}.ad-text-grid .ad-slot strong,.ad-text-grid .ad-slot span:last-child{overflow:hidden;text-overflow:ellipsis}.ad-banner-grid .ad-slot a{min-height:72px;padding:0}.ad-banner-grid .ad-slot img{display:block;width:100%;height:72px;max-height:72px;object-fit:fill;object-position:center;background:var(--bg2)}.ad-side-grid .ad-slot a{min-height:180px;flex-direction:column;justify-content:center;text-align:center}.ad-slot img{display:block;width:100%;max-height:250px;object-fit:cover}.ad-mark{font-size:11px;color:var(--txt2);border:1px solid var(--border);padding:2px 6px;border-radius:4px}.notice-modal{display:none;position:fixed;top:0;right:0;bottom:0;left:0;width:100%;height:100%;z-index:9999}.notice-modal.open{display:block}.notice-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:rgba(0,0,0,.68)}.notice-dialog{position:absolute;top:50%;left:50%;width:min(520px,calc(100% - 32px));margin:0;transform:translate(-50%,-50%);background:var(--card);border:1px solid var(--border);border-radius:12px;padding:28px;box-shadow:0 18px 60px rgba(0,0,0,.4)}.notice-dialog h2{margin-bottom:14px}.notice-content{white-space:pre-wrap;color:var(--txt2);max-height:50vh;overflow:auto}.notice-close{position:absolute;right:14px;top:8px;background:none;border:0;color:var(--txt2);font-size:28px;cursor:pointer}.notice-confirm{margin-top:20px}.notice-error{border-color:rgba(248,113,113,.5);color:var(--bad)}
.hero h1{font-size:34px;font-weight:800;letter-spacing:.5px}
.hero h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p{color:var(--txt2);margin-top:10px;font-size:16px}
.hero .btns{margin-top:24px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:7px;cursor:pointer;border:0;
  padding:11px 22px;border-radius:10px;font-size:14px;font-weight:600;color:#fff;
  background:var(--grad);transition:.15s transform,.15s box-shadow;
}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(96,165,250,.35);text-decoration:none}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn.ghost{background:var(--card2);color:var(--txt)}
.btn.ghost:hover{box-shadow:none;background:#2c3e5a}
.btn.sm{padding:7px 14px;font-size:13px}
.btn.danger{background:linear-gradient(135deg,#f87171,#fb7185)}
.btn.success{background:linear-gradient(135deg,#34d399,#10b981)}

/* ---------- 卡片 ---------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:26px}
.card + .card{margin-top:18px}
.card h2{font-size:18px;margin-bottom:6px}
.card .sub{color:var(--txt2);font-size:13px;margin-bottom:18px}

/* ---------- 排行榜 ---------- */
.rank-table{width:100%;border-collapse:collapse}
.rank-table th,.rank-table td{padding:13px 12px;text-align:left;border-bottom:1px solid var(--border);font-size:14px}
.rank-table th{color:var(--txt2);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}
.rank-table tr:hover td{background:rgba(96,165,250,.06)}
.rank{font-weight:800;font-size:18px}
.rank.r1{color:#fbbf24}
.rank.r2{color:#cbd5e1}
.rank.r3{color:#f59e0b}
.medal{font-size:20px}
.name-cell a{font-weight:600;color:#fff}
.name-cell .host{color:var(--txt2);font-size:12px;display:block}
.score-pill{font-weight:700;font-size:16px}
.bar{height:6px;border-radius:6px;background:var(--card2);overflow:hidden;margin-top:5px;width:120px;display:inline-block;vertical-align:middle}
.bar > i{display:block;height:100%;background:var(--grad)}
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;background:var(--card2);color:var(--txt2)}
.tag.ok{background:rgba(52,211,153,.15);color:var(--ok)}
.tag.bad{background:rgba(248,113,113,.15);color:var(--bad)}.warn-tag{margin-left:6px;background:rgba(251,191,36,.15);color:var(--warn)}

/* ---------- 表单 ---------- */
.field{margin-bottom:16px}
.field label{display:block;margin-bottom:7px;font-size:13px;color:var(--txt2)}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;border-radius:10px;border:1px solid var(--border);
  background:var(--bg2);color:var(--txt);font-size:14px;font-family:inherit;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand)}
.hint{font-size:12px;color:var(--txt2);margin-top:6px}
.row{display:flex;gap:14px}
.row > *{flex:1}
@media(max-width:900px){.ad-text-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ad-side-grid{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}.ad-side-grid .ad-slot{position:static;width:auto}.ad-side-grid>div:first-child .ad-slot,.ad-side-grid>div:last-child .ad-slot{left:auto;right:auto}}@media(max-width:640px){.row{flex-direction:column}.ad-text-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ad-banner-grid,.ad-side-grid{grid-template-columns:1fr}}

/* ---------- 模型选择 ---------- */
.model-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin-top:8px}
.model-chip{
  display:flex;align-items:center;gap:9px;padding:11px 13px;border-radius:10px;
  border:1px solid var(--border);background:var(--bg2);cursor:pointer;font-size:13px;word-break:break-all;
  transition:.12s;
}
.model-chip:hover{border-color:var(--brand)}
.model-chip input{accent-color:var(--brand)}
.model-chip.sel{border-color:var(--brand);background:rgba(96,165,250,.1)}
.chip-actions{margin-top:14px;display:flex;gap:10px;align-items:center;color:var(--txt2);font-size:13px}

/* ---------- 进度区 ---------- */
.progress-box{margin-top:22px}
.progress-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.progress-track{height:10px;border-radius:10px;background:var(--card2);overflow:hidden}
.progress-fill{height:100%;width:0;background:var(--grad);transition:width .2s}
.live{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-top:18px}
.live .item{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:14px}
.live .item .k{color:var(--txt2);font-size:12px}
.live .item .v{font-size:22px;font-weight:800;margin-top:2px}
.log{margin-top:18px;max-height:240px;overflow:auto;background:var(--bg2);border:1px solid var(--border);
  border-radius:12px;padding:14px;font-family:ui-monospace,Consolas,Menlo,monospace;font-size:12.5px;line-height:1.7}
.log .ok{color:var(--ok)}.log .err{color:var(--bad)}.log .dim{color:var(--brand2)}
.log .line{padding:1px 0}

/* ---------- 结果页 ---------- */
.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.summary-grid .s{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:16px;text-align:center}
.summary-grid .s .num{font-size:30px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.summary-grid .s .lbl{color:var(--txt2);font-size:12px;margin-top:4px}
.model-result{background:var(--bg2);border:1px solid var(--border);border-radius:14px;padding:20px;margin-top:14px}
.model-result .mh{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.model-result .mh .mn{font-weight:700;font-size:16px;word-break:break-all}
.dim-row{display:flex;align-items:center;gap:10px;margin-top:10px}
.dim-row .dl{width:60px;color:var(--txt2);font-size:13px}
.dim-row .db{flex:1;height:8px;border-radius:8px;background:var(--card2);overflow:hidden}
.dim-row .db > i{display:block;height:100%;background:var(--grad)}
.dim-row .dv{width:90px;text-align:right;font-size:13px}

/* ---------- 空状态 ---------- */
.empty{text-align:center;padding:50px 20px;color:var(--txt2)}
.empty .big{font-size:48px;margin-bottom:10px}

/* ---------- footer ---------- */
.foot{padding:40px 0 30px;text-align:center;color:var(--txt2);font-size:13px}
.foot a{color:var(--txt2)}

/* ---------- 后台 ---------- */
.admin-wrap{display:flex;gap:20px;padding:24px 0}
.admin-side{width:200px;flex-shrink:0}
.admin-side a{display:block;padding:10px 14px;border-radius:9px;color:var(--txt2);font-size:14px;margin-bottom:4px}
.admin-side a:hover,.admin-side a.active{background:var(--card2);color:#fff;text-decoration:none}
.admin-main{flex:1;min-width:0}
table.data{width:100%;border-collapse:collapse;font-size:13.5px}
table.data th,table.data td{padding:10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:middle}
table.data th{color:var(--txt2)}
table.data td .acts{display:flex;gap:8px;flex-wrap:wrap}
.kv{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.kv span{background:var(--bg2);border:1px solid var(--border);padding:4px 10px;border-radius:8px;font-size:12px;color:var(--txt2)}

/* ---------- 广告跳转声明与统计 ---------- */
.narrow{max-width:760px}
.notice-success{border-color:rgba(52,211,153,.45);color:var(--ok)}
.ad-disclosure-page{padding-top:54px;padding-bottom:54px}
.ad-disclosure-card{max-width:720px;margin:0 auto}
.ad-disclosure-card h1{font-size:28px;margin:12px 0 8px}
.ad-disclosure-lead{color:var(--txt2);margin-bottom:22px}
.ad-profile{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:18px;margin:18px 0}
.ad-profile-label{font-size:12px;color:var(--txt2);margin-top:15px;margin-bottom:5px}
.ad-profile-label:first-child{margin-top:0}
.ad-profile strong{font-size:18px;word-break:break-word}
.ad-profile code{display:inline-block;max-width:100%;overflow-wrap:anywhere;color:#bfdbfe;background:rgba(96,165,250,.12);padding:4px 8px;border-radius:6px}
.ad-profile p{margin:0;line-height:1.75;color:var(--txt2);white-space:normal;overflow-wrap:anywhere}
.ad-disclaimer{border:1px solid rgba(251,191,36,.35);background:rgba(251,191,36,.08);border-radius:12px;padding:16px;color:#fde68a}
.ad-disclaimer p{margin:7px 0 0;color:var(--txt2);line-height:1.75}
.ad-disclosure-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:22px}
.ad-stat-note{margin:16px 0 0}
@media(max-width:640px){.ad-disclosure-page{padding-top:28px}.ad-disclosure-card h1{font-size:23px}}

/* ---------- 前台广告卡片与跳转确认弹窗 ---------- */
.ad-slot .ad-link{position:relative;isolation:isolate;align-items:stretch;padding:0;display:flex;flex-direction:column;overflow:hidden;background:linear-gradient(135deg,rgba(30,41,59,.96),rgba(21,32,50,.96));transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.ad-slot .ad-link:hover{border-color:rgba(96,165,250,.8);transform:translateY(-2px);box-shadow:0 14px 34px rgba(2,6,23,.32)}
.ad-slot .ad-link:focus-visible{outline:3px solid rgba(96,165,250,.85);outline-offset:2px}
.ad-slot .ad-copy{display:flex;align-items:center;gap:8px;padding:11px 14px;min-width:0;flex:1}
.ad-slot .ad-copy strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;letter-spacing:.1px}
.ad-slot .ad-link img{display:block;width:100%;height:100%;min-height:72px;max-height:250px;object-fit:cover}
.ad-public-stats{display:flex;align-items:center;gap:7px;flex-wrap:wrap;padding:7px 12px;color:#b9c7dc;background:rgba(7,14,27,.68);border-top:1px solid rgba(148,163,184,.13);font-size:11px;line-height:1.2;backdrop-filter:blur(8px)}
.ad-public-stats span{white-space:nowrap}.ad-public-stats b{color:#e7efff;font-weight:700}.ad-public-stats i{height:10px;width:1px;background:rgba(148,163,184,.38)}
.ad-text-grid .ad-slot .ad-link{min-height:70px;border-radius:8px}.ad-text-grid .ad-slot .ad-copy{justify-content:center;padding:8px}.ad-text-grid .ad-slot .ad-copy strong{font-size:12px}.ad-text-grid .ad-slot .ad-public-stats{justify-content:center;gap:5px;padding:5px;font-size:10px}.ad-text-grid .ad-slot .ad-mark{font-size:10px;padding:2px 5px}
.ad-banner-grid .ad-slot .ad-link{min-height:112px}.ad-banner-grid .ad-slot .ad-public-stats{position:absolute;z-index:1;bottom:0;left:0;right:0;border-top-color:rgba(255,255,255,.2);background:linear-gradient(transparent,rgba(2,6,23,.9));padding-top:22px}
.has-ad-modal{overflow:hidden}
.ad-modal{display:none;position:fixed;inset:0;z-index:10010;padding:20px;overflow:auto}.ad-modal.open{display:grid;place-items:center}
.ad-modal-backdrop{position:fixed;inset:0;background:rgba(2,6,23,.76);backdrop-filter:blur(6px);animation:adFade .2s ease-out}
.ad-modal-dialog{position:relative;z-index:1;width:min(620px,100%);max-height:calc(100vh - 40px);overflow:auto;background:linear-gradient(145deg,#17253a,#101a2a);border:1px solid rgba(148,163,184,.26);border-radius:22px;padding:30px;box-shadow:0 28px 90px rgba(0,0,0,.55);animation:adRise .22s ease-out}
.ad-modal-close{position:absolute;top:13px;right:15px;width:36px;height:36px;border:0;border-radius:50%;background:rgba(148,163,184,.13);color:#dbeafe;font-size:25px;line-height:1;cursor:pointer}.ad-modal-close:hover{background:rgba(148,163,184,.25)}
.ad-modal-icon{display:grid;place-items:center;width:42px;height:42px;margin-bottom:13px;border-radius:14px;background:linear-gradient(135deg,#60a5fa,#8b5cf6);color:#fff;font-size:24px;font-weight:800;box-shadow:0 10px 28px rgba(96,165,250,.3)}
.ad-modal-dialog h2{font-size:25px;margin:10px 0 6px}.ad-modal-lead{color:var(--txt2);margin:0 0 20px;line-height:1.65}
.ad-modal-profile{display:grid;gap:13px;padding:17px;border-radius:15px;border:1px solid rgba(148,163,184,.17);background:rgba(15,23,42,.58)}
.ad-modal-profile>div{display:grid;gap:5px}.ad-modal-profile span{font-size:11px;color:#93a4bd;letter-spacing:.2px}.ad-modal-profile strong{font-size:16px;overflow-wrap:anywhere}.ad-modal-profile code{width:max-content;max-width:100%;overflow-wrap:anywhere;color:#bfdbfe;background:rgba(96,165,250,.12);padding:4px 8px;border-radius:7px}.ad-modal-profile p{margin:0;color:#c4d0e2;line-height:1.72;overflow-wrap:anywhere}
.ad-modal-disclaimer{margin-top:14px;padding:15px 16px;border-radius:14px;border:1px solid rgba(251,191,36,.3);background:rgba(251,191,36,.075)}.ad-modal-disclaimer strong{color:#fde68a}.ad-modal-disclaimer p{margin:6px 0 0;color:#cbd5e1;line-height:1.7;font-size:13px}
.ad-modal-live-stats{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:16px;font-size:12px}.ad-modal-live-stats>span{color:var(--txt2);margin-right:2px}.ad-modal-live-stats b{padding:5px 8px;border:1px solid rgba(96,165,250,.2);border-radius:7px;background:rgba(96,165,250,.08);color:#dbeafe;font-size:11px}
.ad-modal-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;margin-top:22px}.ad-modal-actions [hidden]{display:none}.ad-modal-note{margin:13px 0 0;line-height:1.55}
@keyframes adFade{from{opacity:0}to{opacity:1}}@keyframes adRise{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}
@media(max-width:640px){.ad-modal{padding:12px}.ad-modal-dialog{padding:24px 18px;border-radius:18px;max-height:calc(100vh - 24px)}.ad-modal-dialog h2{font-size:21px}.ad-modal-actions{justify-content:stretch}.ad-modal-actions .btn{justify-content:center;flex:1}.ad-public-stats{font-size:10px;padding:6px 8px}}