:root{
  --bg:#0e1014; --card:#161a21; --card2:#1d222b; --line:#2a303b;
  --text:#e9e6df; --muted:#8b93a1; --red:#d0202e; --gold:#d8b25a;
  --green:#34c07a; --down:#e05a5a;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:15px;line-height:1.5}
body{max-width:560px;margin:0 auto;min-height:100vh}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
.hidden{display:none!important}
.muted{color:var(--muted)}
.small{font-size:12px}
.mono{font-variant-numeric:tabular-nums}

/* top */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:10px 16px calc(10px + env(safe-area-inset-top,0)) 16px;
  padding-top:calc(10px + env(safe-area-inset-top,0));
  background:linear-gradient(180deg,#0e1014 70%,rgba(14,16,20,.86));border-bottom:1px solid var(--line)}
.brand{font-weight:700;letter-spacing:.06em;font-size:17px;color:var(--gold)}
.brand span{display:block;font-size:10px;letter-spacing:.28em;color:var(--muted);font-weight:400;margin-top:1px}
.topright{display:flex;align-items:center;gap:10px}
.chip{font-size:11px;padding:4px 9px;border:1px solid var(--line);border-radius:999px;color:var(--muted);white-space:nowrap}
.chip.live{border-color:var(--red);color:#ff8b93}
.clock{font-variant-numeric:tabular-nums;font-size:14px;color:var(--text);min-width:52px;text-align:right}
.iconbtn{font-size:11px;padding:5px 10px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer}
.iconbtn:active{color:var(--gold)}

/* 规则页 */
.acc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:0 14px;margin-bottom:10px}
.acc summary{padding:13px 0;font-weight:600;cursor:pointer;list-style:none;color:var(--text)}
.acc summary::-webkit-details-marker{display:none}
.acc summary:after{content:"＋";float:right;color:var(--muted);font-weight:400}
.acc[open] summary:after{content:"－"}
.acc .inner{padding:0 0 14px;font-size:13.5px;line-height:1.75;color:#c9c4b9}
.acc .inner p{margin:0 0 8px}
.acc .inner b{color:var(--text)}
.acc .inner ul{margin:0 0 8px;padding-left:18px}
.acc .inner li{margin:4px 0}
.term{margin:0 0 11px;padding-left:10px;border-left:2px solid #2c333e}
.term b{display:block;color:var(--gold);font-size:13px;margin-bottom:2px}
.tip{background:#1a1712;border:1px dashed #4a3a2a;color:#d8b25a;padding:9px 12px;border-radius:10px;font-size:12px;margin:8px 0}
.wait{background:#171a21;border:1px solid #3a3f4a;border-radius:14px;padding:16px;text-align:center;margin-bottom:12px}
.wait .big{font-size:20px;color:var(--gold)}

.main{padding:14px 16px 88px}
.loading{color:var(--muted);text-align:center;padding:80px 0}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:12px}
.card.tight{padding:12px}
.card h3{margin:0 0 10px;font-size:14px;font-weight:600;color:var(--text);display:flex;justify-content:space-between;align-items:center}
.card h3 em{font-style:normal;font-size:11px;color:var(--muted);font-weight:400}

.hero{background:linear-gradient(135deg,#1b1416,#171a21 60%);border:1px solid #3a2226}
.hero .label{font-size:11px;letter-spacing:.2em;color:var(--muted)}
.hero .total{font-size:40px;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin:4px 0 2px}
.hero .total small{font-size:16px;color:var(--muted);font-weight:400;margin-left:4px}
.hero .sub{display:flex;gap:18px;margin-top:10px;font-size:12px;color:var(--muted)}
.hero .sub b{color:var(--text);font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}

.pill{display:inline-block;font-size:11px;padding:3px 8px;border-radius:999px;background:#20262f;color:var(--muted)}
.pill.red{background:rgba(208,32,46,.14);color:#ff9aa1}
.pill.gold{background:rgba(216,178,90,.14);color:var(--gold)}
.pill.green{background:rgba(52,192,122,.14);color:var(--green)}

/* list rows */
.row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid #20252e}
.row:last-child{border-bottom:0}
.row .l{min-width:0}
.row .n{font-weight:600}
.row .s{font-size:11px;color:var(--muted);margin-top:2px}
.row .r{text-align:right;white-space:nowrap}
.up{color:var(--down)} .down{color:var(--green)}

/* buttons */
.btn{display:block;width:100%;padding:12px;border-radius:12px;border:1px solid var(--line);
  background:var(--card2);color:var(--text);font-weight:600;text-align:center;cursor:pointer}
.btn:active{transform:scale(.99)}
.btn.primary{background:linear-gradient(135deg,#c8102e,#9c0c24);border-color:#c8102e;color:#fff}
.btn.gold{background:linear-gradient(135deg,#d8b25a,#b8923e);border-color:#d8b25a;color:#241a06}
.btn.ghost{background:transparent}
.btn.sm{padding:8px 12px;width:auto;display:inline-block;font-size:13px}
.btn:disabled{opacity:.45}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
input[type=text],input[type=number]{width:100%;padding:12px;border-radius:12px;border:1px solid var(--line);
  background:#12151b;color:var(--text);outline:none;-webkit-appearance:none}
input::placeholder{color:#5c6472}

/* task cards */
.task{display:flex;gap:12px;align-items:flex-start;padding:12px;border:1px solid var(--line);border-radius:14px;margin-bottom:10px;background:var(--card)}
.task .idx{width:30px;height:30px;border-radius:9px;background:#232a34;display:flex;align-items:center;justify-content:center;
  font-weight:700;color:var(--gold);flex:0 0 auto}
.task.ok .idx{background:rgba(52,192,122,.16);color:var(--green)}
.task .body{flex:1;min-width:0}
.task .t{font-weight:600}
.task .d{font-size:11px;color:var(--muted);margin-top:3px}
.task .act{flex:0 0 auto}

/* question */
.q{margin-bottom:16px}
.q .qt{font-weight:600;margin-bottom:8px;line-height:1.45}
.q .tag{font-size:10px;padding:2px 7px;border-radius:6px;background:#232a34;color:var(--muted);margin-right:6px;vertical-align:1px}
.opt{display:block;width:100%;text-align:left;padding:11px 12px;border-radius:11px;border:1px solid var(--line);
  background:#12151b;margin-bottom:8px;cursor:pointer}
.opt.right{border-color:var(--green);background:rgba(52,192,122,.12)}
.opt.wrong{border-color:var(--down);background:rgba(224,90,90,.12)}
.opt:disabled{opacity:.75}

/* modal */
.modal{position:fixed;inset:0;z-index:50;background:rgba(0,0,0,.62);display:flex;align-items:flex-end;
  opacity:0;pointer-events:none;transition:opacity .18s}
.modal.show{opacity:1;pointer-events:auto}
.sheet{width:100%;max-width:560px;margin:0 auto;background:#12151b;border-radius:20px 20px 0 0;
  border-top:1px solid var(--line);padding:18px 16px calc(20px + env(safe-area-inset-bottom,0));
  max-height:86vh;overflow:auto;transform:translateY(12px);transition:transform .18s}
.modal.show .sheet{transform:none}
.sheet h2{margin:0 0 4px;font-size:18px}
.sheet .sub{color:var(--muted);font-size:12px;margin-bottom:14px}

/* nav */
.nav{position:fixed;bottom:0;left:0;right:0;z-index:30;display:flex;justify-content:space-around;
  background:rgba(16,19,24,.96);border-top:1px solid var(--line);backdrop-filter:blur(8px);
  padding:8px 0 calc(8px + env(safe-area-inset-bottom,0));max-width:560px;margin:0 auto}
.nav a{display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--muted);font-size:10px;flex:1}
.nav a i{font-style:normal;font-size:17px;line-height:1}
.nav a.on{color:var(--gold)}

/* toast */
.toast{position:fixed;left:50%;bottom:96px;transform:translate(-50%,10px);background:#232a34;color:#fff;
  padding:10px 16px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:.22s;z-index:80;max-width:80%}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* misc */
.split{display:flex;justify-content:space-between;align-items:center;gap:10px}
.big{font-size:22px;font-weight:700;font-variant-numeric:tabular-nums}
.center{text-align:center}
.hero .era-line{display:flex;justify-content:space-between;align-items:baseline;margin-top:12px;padding-top:12px;border-top:1px solid #2a2226}
.timeline{display:flex;gap:6px;margin-top:10px}
.timeline div{flex:1;height:5px;border-radius:3px;background:#242a33}
.timeline div.on{background:var(--gold)}
.feed{font-size:12px;color:var(--muted);line-height:1.6}
.feed p{margin:0 0 8px;padding-left:10px;border-left:2px solid var(--line)}
.feed p:first-child{border-color:var(--red);color:var(--text)}
.notice{border:1px dashed #4a3a2a;background:#1a1712;color:#d8b25a;padding:10px 12px;border-radius:12px;font-size:12px;margin-bottom:12px}
.join{padding:48px 4px}
.join .logo{font-size:34px;font-weight:700;color:var(--gold);letter-spacing:.04em}
.join .logo span{display:block;font-size:12px;letter-spacing:.36em;color:var(--muted);font-weight:400;margin-top:6px}
.join .slogan{color:var(--muted);font-size:13px;margin:26px 0 22px;line-height:1.8}
.join input{margin-bottom:10px}