:root{
  --bg:#f4f6fb; --card:#fff; --text:#1f2633; --muted:#7a8496; --line:#e6e9f0;
  --brand:#3b6ef5; --brand2:#7b5cf5; --warn:#ff8a3d; --radius:14px;
  --shadow:0 2px 10px rgba(31,38,51,.06);
}
@media (prefers-color-scheme:dark){
  :root{--bg:#12151c;--card:#1b2029;--text:#e6e9ef;--muted:#8d97a8;--line:#2a313d;--shadow:none}
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 18px}

.hero{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;padding:46px 0 34px;text-align:center}
.hero h1{margin:0;font-size:30px;letter-spacing:2px}
.sub{margin:6px 0 22px;opacity:.88}
.search{max-width:680px;margin:0 auto}
.engines{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}
.engines button{border:0;background:rgba(255,255,255,.16);color:#fff;padding:3px 12px;border-radius:20px;cursor:pointer;font-size:13px}
.engines button.on{background:#fff;color:var(--brand)}
.search-row{display:flex;background:#fff;border-radius:30px;padding:5px;box-shadow:0 6px 24px rgba(0,0,0,.15)}
.search-row input{flex:1;border:0;outline:0;padding:0 16px;font-size:16px;background:transparent;color:#1f2633;min-width:0}
.search-row button{border:0;background:var(--brand);color:#fff;border-radius:24px;padding:10px 26px;font-size:15px;cursor:pointer}

.notice{margin:22px 0 0;padding:12px 16px;border-radius:var(--radius);background:#fff6ec;color:#9a4b00;border:1px solid #ffd9b3}
@media (prefers-color-scheme:dark){.notice{background:#2a2118;color:#ffc58f;border-color:#4a3520}}

.sec-title{font-size:17px;margin:28px 0 12px;display:flex;align-items:center;gap:8px}
.sec-title small{font-weight:400;color:var(--muted);font-size:13px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--warn);box-shadow:0 0 0 4px rgba(255,138,61,.18)}

.moves{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px}
.move{background:var(--card);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);border:1px solid var(--line);border-left:4px solid var(--warn)}
.move h3{margin:0 0 6px;font-size:16px}
.move .desc{color:var(--muted);font-size:13px;margin:0 0 8px}
.move .old{color:var(--muted);font-size:13px;word-break:break-all}
.move .new{font-weight:600;color:var(--brand);word-break:break-all}
.move .row{display:flex;gap:8px;margin-top:12px}

.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:var(--card);color:var(--text);padding:7px 16px;border-radius:9px;cursor:pointer;font-size:14px}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn:hover{filter:brightness(.96)}

.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:30px 0 4px;position:sticky;top:0;background:var(--bg);padding:10px 0;z-index:5}
.tabs button{border:1px solid var(--line);background:var(--card);color:var(--text);padding:5px 14px;border-radius:20px;cursor:pointer;font-size:14px}
.tabs button.on{background:var(--brand);border-color:var(--brand);color:#fff}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}
.site{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow);transition:transform .15s,border-color .15s}
.site:hover{transform:translateY(-2px);border-color:var(--brand)}
.ico{flex:none;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:700;font-size:17px}
.site .t{min-width:0}
.site b{display:block;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.site span{display:block;color:var(--muted);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.empty{text-align:center;color:var(--muted);padding:40px 0}
.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px;padding-top:40px;padding-bottom:30px}

.overlay{position:fixed;inset:0;background:rgba(10,14,22,.55);display:grid;place-items:center;z-index:50;padding:16px}
.overlay[hidden]{display:none}
.rd-box{background:var(--card);border-radius:18px;padding:28px 26px;max-width:420px;width:100%;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.ring{position:relative;width:96px;height:96px;margin:0 auto 10px}
.ring svg{transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:8}
.ring .bg{stroke:var(--line)}
.ring .fg{stroke:var(--brand);stroke-linecap:round;stroke-dasharray:264;transition:stroke-dashoffset 1s linear}
.ring b{position:absolute;inset:0;display:grid;place-items:center;font-size:30px}
.rd-box h3{margin:6px 0 2px}
.rd-name{color:var(--muted);margin:0 0 10px}
.rd-url{word-break:break-all;font-size:14px}
.rd-url del{color:var(--muted)}
.rd-url span{margin:0 6px;color:var(--muted)}
.rd-url a{color:var(--brand);font-weight:600}
.rd-btns{display:flex;gap:10px;justify-content:center;margin-top:16px}

.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);background:#1f2633;color:#fff;padding:8px 18px;border-radius:20px;font-size:14px;z-index:60}
.toast[hidden]{display:none}

@media (max-width:600px){
  .hero{padding:32px 0 24px}.hero h1{font-size:24px}
  .grid{grid-template-columns:repeat(2,1fr);gap:9px}
  .site{padding:10px}.ico{width:32px;height:32px;font-size:15px}
  .moves{grid-template-columns:1fr}
}