:root{
  --bg:#f4f5f7; --card:#fff; --ink:#1a1c20; --muted:#7a808a;
  --line:#e5e7eb; --accent:#5b53ff; --good:#0a8f3c; --good-bg:#e7f7ec;
  --warn:#b54708; --warn-bg:#fff4e5; --shadow:0 1px 3px rgba(0,0,0,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.45}
header{background:var(--card);padding:14px 18px;border-bottom:1px solid var(--line);
  position:relative;box-shadow:var(--shadow)}
header h1{margin:0;font-size:20px}
header .sub{color:var(--muted);font-size:13px;margin-top:2px}
#refreshBtn{position:absolute;right:14px;top:14px}
main{max-width:880px;margin:0 auto;padding:16px;display:flex;flex-direction:column;gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow)}
.card h2{margin:0 0 8px;font-size:16px}
.muted{color:var(--muted);font-size:13px}
.muted.manual{margin-top:10px}
.row{display:flex;gap:8px;align-items:center;margin:6px 0}
.row input,.row select{flex:1}
input,select,button{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff}
input:focus,select:focus{outline:2px solid var(--accent);outline-offset:-1px}
button{cursor:pointer;background:#f0f1f4;border-color:var(--line)}
button.primary{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}
button.ghost{background:#fff}
button:active{transform:translateY(1px)}
.row-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:10px}
.inline{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.inline input,.inline select{flex:none}
.opts{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center}
.chk{display:flex;align-items:center;gap:6px;font-size:14px;cursor:pointer}
.chk input{width:auto}
.pack{margin-top:10px;font-size:14px}
.pack .big{font-size:17px;font-weight:700}
.del{color:#c0392b;background:#fff;border:none;font-size:18px;padding:4px 8px;flex:none}
.hidden{display:none}
table{width:100%;border-collapse:collapse;margin-top:6px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);font-size:14px}
th{color:var(--muted);font-weight:600}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
tr.best td{background:var(--good-bg);font-weight:700}
.badge{display:inline-block;padding:1px 8px;border-radius:20px;font-size:12px;font-weight:600}
.badge.good{background:var(--good-bg);color:var(--good)}
.note{background:var(--warn-bg);color:var(--warn);padding:8px 10px;border-radius:8px;font-size:13px;margin-top:8px}
.detail{margin-top:14px}
.detail summary{cursor:pointer;font-weight:600;font-size:14px}
.hist-item{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line);cursor:pointer}
.hist-item:hover{color:var(--accent)}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);
  background:#1a1c20;color:#fff;padding:10px 18px;border-radius:8px;font-size:14px;z-index:9}
@media(max-width:560px){.opts{flex-direction:column;align-items:stretch}}