:root{--bg:#fafaf9;--card:#fff;--fg:#1c1917;--muted:#78716c;--line:#e7e5e4;--accent:#c2410c;--accent-bg:#fff7ed;--ok:#15803d;--warn:#b45309;--warn-bg:#fffbeb;--chip:#f5f5f4;--member:#6d28d9;--member-bg:#f5f3ff;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif}
@media(prefers-color-scheme:dark){:root{--bg:#0c0a09;--card:#1c1917;--fg:#f5f5f4;--muted:#a8a29e;--line:#292524;--accent:#fb923c;--accent-bg:#2a1a10;--ok:#4ade80;--warn:#fbbf24;--warn-bg:#2a2210;--chip:#292524;--member:#c4b5fd;--member-bg:#221b33}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);line-height:1.55;font-size:15px;-webkit-font-smoothing:antialiased}
a{color:inherit}
.muted{color:var(--muted)}small.muted{font-weight:400;font-size:13px}
.top{border-bottom:1px solid var(--line);background:var(--card);position:sticky;top:0;z-index:5}
.top-in{max-width:1080px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:12px 16px}
.logo{font-weight:800;text-decoration:none;font-size:17px;letter-spacing:-.2px}.logo span{color:var(--accent)}
.top nav a{margin-left:18px;color:var(--muted);text-decoration:none;font-size:14px}.top nav a:hover{color:var(--fg)}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}

.hero{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:36px 0 18px}
.hero h1{font-size:30px;line-height:1.25;margin:0 0 10px;letter-spacing:-.3px}.lead{font-size:16px;max-width:620px;margin:0;color:var(--muted)}
.countdown{flex:none;text-align:center;background:var(--accent-bg);color:var(--accent);border-radius:14px;padding:14px 22px}
.countdown b{display:block;font-size:38px;line-height:1;font-variant-numeric:tabular-nums}.countdown span{font-size:13px;font-weight:600}
.stats{list-style:none;display:flex;flex-wrap:wrap;gap:8px 28px;padding:0;margin:0 0 18px;color:var(--muted);font-size:14px}
.stats b{color:var(--fg);font-size:18px;margin-right:4px;font-variant-numeric:tabular-nums}
.dates{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:8px}
.date{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 12px;display:flex;flex-direction:column}
.date b{font-size:18px;font-variant-numeric:tabular-nums}.date span{font-weight:600;font-size:14px}.date small{color:var(--muted);font-size:12px;line-height:1.4}
.date.past{opacity:.5}

.block{padding:22px 0 6px}.block h2{font-size:19px;margin:0 0 12px;letter-spacing:-.2px}
.cat{font-size:14px;color:var(--muted);font-weight:600;margin:16px 0 8px}
.brands{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}
.bcard{display:flex;flex-direction:column;gap:2px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 12px;text-decoration:none;transition:border-color .15s}
.bcard:hover{border-color:var(--accent)}
.b-name{font-weight:600;font-size:14px;line-height:1.3}.b-name small{display:block;color:var(--muted);font-weight:400;font-size:12px}
.b-best{color:var(--accent);font-weight:700;font-size:17px;margin-top:4px}.b-sub{font-size:12px;color:var(--muted)}
.bcard.empty .b-sub{margin-top:6px}

.deals{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:10px}
.deal{display:flex;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.deal-big{flex:none;width:92px;background:var(--accent-bg);color:var(--accent);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:10px 6px}
.deal-big b{font-size:20px;line-height:1.15}.deal-big small{font-size:11px;margin-top:4px;opacity:.85}
.st-ended .deal-big{background:var(--chip);color:var(--muted)}
.deal-body{padding:10px 12px;min-width:0;flex:1}
.deal h3{font-size:15px;margin:6px 0 2px;line-height:1.4}
.tags{display:flex;flex-wrap:wrap;gap:4px}
.tag{font-size:11.5px;background:var(--chip);border-radius:5px;padding:1px 7px;text-decoration:none;color:var(--muted)}
.tag.brand{color:var(--fg);font-weight:600}.tag.member{background:var(--member-bg);color:var(--member)}.tag.warn{background:var(--warn-bg);color:var(--warn)}
.st-live .tag.st{color:var(--ok)}
.when{margin:0;font-size:13px}.small{font-size:13px;margin:4px 0 0}.small b{color:var(--muted);font-weight:600;margin-right:4px}
.code-row{margin:6px 0 0;font-size:12.5px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.code{font:600 14px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.5px;border:1.5px dashed var(--accent);color:var(--accent);background:var(--accent-bg);border-radius:6px;padding:3px 10px;cursor:pointer}
.code.copied::after{content:" 已复制";font-family:-apple-system,"PingFang SC",sans-serif;font-weight:400;font-size:12px}
.warn-t{color:var(--warn)}
.ev{margin-top:8px;font-size:12.5px}.ev summary{cursor:pointer;color:var(--muted)}
.ev ul{margin:6px 0 0;padding-left:0;list-style:none}.ev li{margin:6px 0;line-height:1.45}
.ev .src{display:block;color:var(--muted);font-size:11.5px}.ev q{font-style:italic}

.items{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:0 20px}
.items li{border-bottom:1px solid var(--line)}
.items a{display:grid;grid-template-columns:1fr auto;gap:0 12px;padding:9px 0;text-decoration:none}
.i-name{font-size:14px;line-height:1.35;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.i-meta{grid-row:2;font-size:12px;color:var(--muted)}
.i-price{grid-row:1/3;grid-column:2;align-self:center;font-weight:700;color:var(--accent);text-align:right;white-space:nowrap}
.i-price s{color:var(--muted);font-weight:400;font-size:12px}.i-price em{font-style:normal;font-size:12px}
.items a:hover .i-name{text-decoration:underline}

.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:6px 12px;font-size:14px;line-height:1.3;text-decoration:none}
.chip small{color:var(--muted);font-size:12px}.chip:hover{border-color:var(--accent)}
.how ol{margin:0 0 8px;padding-left:20px}.how li{margin:4px 0}.how p{font-size:13px}

.crumb{padding:18px 0 0;font-size:13px;color:var(--muted)}.crumb a{color:var(--muted);text-decoration:none}
.bhead{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;padding:8px 0 6px;flex-wrap:wrap}
.bhead h1{margin:0;font-size:28px;letter-spacing:-.3px}.bhead h1 small{font-size:16px;color:var(--muted);font-weight:500}.bhead p{margin:4px 0 0;font-size:14px}
.refresh{display:flex;flex-direction:column;align-items:flex-end;gap:4px;max-width:320px;text-align:right}
.btn{background:var(--fg);color:var(--bg);border:0;border-radius:8px;padding:8px 16px;font-size:14px;font-weight:600;cursor:pointer}
.btn:hover{opacity:.88}
.refreshing{font-size:14px;color:var(--accent);display:flex;align-items:center;gap:8px}
.spin{width:14px;height:14px;border:2px solid var(--accent);border-right-color:transparent;border-radius:50%;animation:sp .8s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
details.ended>summary{list-style:none;cursor:pointer}details.ended>summary h2{display:inline}
.empty-note{color:var(--muted)}

.prose{padding:28px 0;max-width:720px}.prose h1{font-size:26px}.prose h2{font-size:18px;margin-top:22px}
.foot{padding:24px 16px 40px;color:var(--muted);font-size:12.5px;border-top:1px solid var(--line);margin-top:36px}.foot a{color:var(--muted)}

@media(max-width:640px){
  .hero{flex-direction:column;align-items:flex-start;padding-top:24px}.hero h1{font-size:24px}
  .countdown{display:flex;align-items:baseline;gap:6px;padding:8px 14px}.countdown b{font-size:24px;display:inline}
  .dates{grid-template-columns:repeat(2,1fr)}
  .deals,.items{grid-template-columns:1fr}
  .refresh{align-items:flex-start;text-align:left}
  .deal-big{width:78px}.deal-big b{font-size:17px}
}