:root{color-scheme:light;--green:#123c32;--lime:#d6ef72;--muted:#57726a;--paper:#f4f7ef}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--green);font:17px/1.5 system-ui,"Microsoft YaHei",sans-serif}header{display:flex;justify-content:space-between;align-items:center;padding:22px 5vw;background:var(--green);color:white}.brand{font-size:24px;font-weight:850;text-decoration:none;color:inherit}.brand span{font-size:12px;letter-spacing:3px;color:var(--lime);margin-left:12px}#connection{font-size:13px}main{max-width:1180px;margin:36px auto;padding:0 24px}footer{text-align:center;font-size:13px;color:var(--muted);padding:24px}h1{font-size:clamp(30px,4vw,54px);line-height:1.2;margin:14px 0 24px;letter-spacing:-1px}h2{font-size:26px}h3{margin:6px 0}p{color:var(--muted)}button,input,textarea{font:inherit}button,.button{display:inline-flex;align-items:center;justify-content:center;border:1px solid #c1cdc4;background:white;color:var(--green);border-radius:12px;padding:13px 20px;cursor:pointer;text-decoration:none;font-weight:650;min-height:48px}button:hover,.button:hover{background:#e4eccc}button:disabled{opacity:.5;cursor:not-allowed}.primary{background:var(--lime);border-color:var(--lime)}.danger{color:#9a3026}.dark{background:var(--green);color:white}input,textarea{display:block;width:100%;border:1px solid #afc1b7;border-radius:10px;padding:13px;background:#fff;color:var(--green);margin:8px 0 15px}textarea{min-height:78px;resize:vertical}label{font-weight:600;font-size:14px}*:focus-visible{outline:3px solid #927100;outline-offset:4px}.card{padding:26px;background:white;border:1px solid #dbe3d9;border-radius:20px;margin-bottom:20px;box-shadow:0 8px 32px #123c3205}.grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.row.space{justify-content:space-between}.eyebrow{font-size:12px;font-weight:750;letter-spacing:2px;text-transform:uppercase}.badge{padding:6px 13px;background:#e7efd8;border-radius:100px;font-size:13px;font-weight:700}.large-count{font-size:42px;font-weight:800}.qr{width:220px;height:220px;max-width:100%;display:block;margin:auto}.code{font-size:36px;font-weight:800;letter-spacing:6px;text-align:center}.center{text-align:center}.options{display:grid;gap:12px}.option{justify-content:flex-start;text-align:left;width:100%;padding:20px;font-size:20px;gap:18px;min-height:80px}.letter{display:grid;place-items:center;flex-shrink:0;background:#e9efe0;width:36px;height:36px;border-radius:9px;font-weight:800}.option.selected{background:var(--lime);border-color:var(--green)}.progress{background:#ecf0e7;border-radius:9px;overflow:hidden;height:18px;margin-top:9px}.bar{height:100%;background:var(--green);width:var(--width);animation:grow .7s ease-out}.winner .bar{background:#749820}.result{padding:15px 0}.success{background:#e9f4c4;border-radius:12px;padding:14px;font-weight:700}.small{font-size:13px}.editor{border-top:1px solid #dde4db;padding:20px 0}.editor .row button{padding:8px 12px}#notice{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);max-width:92vw;background:#9a3026;color:white;border-radius:12px;padding:14px 22px;z-index:10;display:none}.login{max-width:480px;margin:8vh auto}.phone{max-width:660px;margin:30px auto}.screen main{max-width:1600px}.screen h1{font-size:clamp(38px,4.2vw,74px)}.screen .option{font-size:28px}.screen .grid{grid-template-columns:minmax(0,1fr) 280px}.screen footer{display:none}.screen .result{font-size:26px}.screen .progress{height:26px}.link{overflow-wrap:anywhere}.empty{padding:40px 0}.tabs{margin:20px 0}.session{display:flex;justify-content:space-between;align-items:center;gap:16px}.session button{flex-shrink:0}@keyframes grow{from{width:0}to{width:var(--width)}}@media(prefers-reduced-motion:reduce){.bar{animation:none}}@media(max-width:760px){header{padding:18px}.brand{font-size:20px}.brand span{display:block;margin:0;font-size:10px}main{padding:0 16px;margin:22px auto}.grid,.screen .grid{grid-template-columns:1fr}.card{padding:20px}h1{font-size:32px}.option{font-size:18px}.row button{flex-grow:1}.screen h1{font-size:36px}}

[hidden]{display:none!important}

.option{display:flex}.screen header{padding:16px 4vw}.screen main{margin:20px auto}.screen h1{font-size:clamp(32px,3.2vw,64px)}.screen .options{grid-template-columns:repeat(2,minmax(0,1fr))}.screen .empty{padding:14px 0}.screen .result{padding:10px 0}.screen .progress{height:22px}@media(max-height:800px) and (min-width:1000px){.screen header{padding:12px 4vw}.screen main{margin:12px auto}.screen h1{font-size:38px;margin:10px 0 16px}.screen .card{padding:18px;margin-bottom:12px}.screen .result{font-size:20px;padding:6px 0}.screen .progress{height:14px;margin-top:6px}.screen .option{min-height:60px;font-size:22px;padding:12px}.screen .qr{width:190px;height:190px}}@media(max-width:760px){.screen .options{grid-template-columns:1fr}}

.countdown{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 16px;margin-bottom:16px;border-radius:12px;background:#d6ef72;color:#123c32}.countdown span{font-size:14px;font-weight:650}.countdown strong{font-size:28px;white-space:nowrap}.screen .countdown strong{font-size:36px}

.option.selected:disabled{opacity:1}
.ai-panel{margin-top:24px;border-top:5px solid var(--green)}.ai-panel h2{margin:8px 0}.ai-panel select{font:inherit;color:var(--green);background:white;border:1px solid #afc1b7;border-radius:10px;min-height:48px;padding:10px 14px;display:block;margin:8px 0 18px;max-width:100%}.ai-report{max-width:880px}.ai-report p,.ai-report li{white-space:pre-wrap;overflow-wrap:anywhere}.ai-report p{color:var(--green)}.ai-report li{margin:12px 0}.ai-report h3{margin-top:24px}.ai-report ul{padding-left:24px}

#notice[data-kind="success"]{background:var(--green)}.confirmation{max-width:min(440px,calc(100vw - 32px));border:1px solid #afc1b7;border-radius:20px;padding:28px;color:var(--green);box-shadow:0 20px 80px #123c3233}.confirmation::backdrop{background:#123c3270}.confirmation h2{margin-top:0}.confirmation .row{justify-content:flex-end}

.timing{margin-top:20px;padding:18px 22px}.timing input{width:105px;margin:8px 0}.timing p{margin:6px 0 0}.summary-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin:28px 0 12px}.stat{display:flex;flex-direction:column;gap:8px;margin:0}.stat>span{font-size:14px;font-weight:700}.stat>strong{font-size:42px;line-height:1.2}.stat small{font-size:13px;color:var(--muted);font-weight:500}.summary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:start}.summary-question{margin:0;min-width:0}.summary-question h2{font-size:24px;line-height:1.4;overflow-wrap:anywhere}.summary-question .result strong{overflow-wrap:anywhere}.summary-question .result .row>span{white-space:nowrap;font-weight:650}.summary-question details{margin-top:16px;border-top:1px solid #dbe3d9;padding-top:16px}.summary-question summary{cursor:pointer;font-weight:700}.past-round{margin-top:16px;padding-top:12px;border-top:1px solid #dbe3d9}@media(max-width:760px){.summary-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.summary-grid{grid-template-columns:1fr}.stat{padding:18px}.stat>strong{font-size:34px}.timing .row button{flex-grow:0}}