:root{--bg:#f7f8fa;--ink:#14231e;--muted:#77817d;--green:#146c49;--line:#dfe5df}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif}header,main,footer{max-width:1240px;margin:auto}header{height:100px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}a{color:inherit;text-decoration:none}.brand{display:flex;align-items:center;gap:13px;font-weight:800;font-size:24px}.brand small{font-size:12px;font-weight:400;margin-left:10px;color:#59675f}.logo{display:inline-grid;place-content:center;width:36px;height:36px;background:var(--ink);color:white;border-radius:10px;font-size:22px}.logo span{font-size:15px}.edition{font-size:10px;letter-spacing:1.4px;color:#65736b;display:flex;align-items:center;gap:15px}.edition i{height:4px;width:4px;background:#7f9d86;border-radius:50%}.hero{display:grid;grid-template-columns:1.3fr 1fr;gap:60px;padding:58px 0 46px;align-items:center}.eyebrow{font-size:12px;letter-spacing:1px;color:var(--green);margin:0 0 20px}h1{font-size:clamp(38px,4.3vw,58px);font-weight:650;letter-spacing:-2px;line-height:1.22;margin:0}h1 em{font-style:normal;color:var(--green)}.intro{font-size:14px;line-height:1.9;color:#637068;margin-top:22px}.tags{display:flex;gap:10px;margin-top:23px}.tags span{font-size:10px;border:1px solid var(--line);padding:7px 10px;border-radius:20px}.tags span:first-child{color:var(--green)}.target-art{height:282px;background:#e8eee5;border:1px solid #d7e2d1;border-radius:20px;position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center}.target-art strong{font-size:115px;line-height:1.25;font-weight:550;letter-spacing:-8px;z-index:1}.target-art strong span{color:#5b8d54}.art-label,.fraction,.art-foot{font-size:9px;letter-spacing:2px;z-index:1;color:#4b6448}.fraction{letter-spacing:1px}.fraction b{padding:0 12px}.art-foot{font-size:8px;margin-top:22px;opacity:.7}.orbit{position:absolute;width:390px;height:210px;border:1px solid #cbdcc4;border-radius:50%;transform:rotate(-32deg)}.orbit.two{transform:rotate(32deg);width:410px;height:250px}.workspace{display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px}.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}h2{font-size:16px;margin:0;font-weight:600}h2 span{font-family:monospace;color:#8b988d;font-size:12px;margin-right:10px}.micro{font-size:9px;color:#88968b;letter-spacing:2px}.hint{display:block;font-size:12px;color:var(--muted);margin-bottom:16px}textarea{resize:vertical;width:100%;min-height:145px;border:0;background:#f7f9f6;border-radius:9px;padding:15px;color:var(--ink);font:14px/1.8 inherit;font-family:inherit;line-height:1.8;outline:none}textarea:focus{box-shadow:0 0 0 2px #75a286}textarea::placeholder{color:#a1aaa2}.input-foot{display:flex;justify-content:space-between;color:#8b958f;font-size:10px;padding-top:10px}.suggestions{display:flex;gap:7px;flex-wrap:wrap;margin:21px 0 18px}button{font-family:inherit;cursor:pointer}.suggestions button{background:white;border:1px solid var(--line);border-radius:6px;padding:7px 9px;font-size:10px;color:#68796a}.suggestions button:hover{background:#edf4ec}.primary{width:100%;display:flex;justify-content:space-between;align-items:center;border:none;border-radius:8px;padding:15px 18px;background:var(--green);color:white;font-size:13px}.primary:hover{background:#105839}button:disabled{opacity:.5;cursor:wait}.cancel{margin-top:10px;border:0;background:none;color:#68796a;font-size:12px}#empty{min-height:285px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}#empty[hidden]{display:none}.spark{font-size:52px;color:#b6c6b3;margin-bottom:15px}#empty h3{font-weight:400;font-size:14px;color:#748572}#empty p{font-size:11px;color:#a0aaa0}#output{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.9;max-height:348px;overflow:auto} .score{display:flex;align-items:center;gap:28px;margin-top:20px;border:1px solid var(--line);background:#eff3ed;padding:28px;border-radius:14px}.metric{min-width:100px}.metric>span{display:block;font-size:9px;letter-spacing:1px;color:#687c69}.metric>strong{display:block;font-size:38px;font-weight:500;font-variant-numeric:tabular-nums;margin:9px 0 5px}.metric>small{font-size:10px;color:#82917f}.operator{color:#acb8a8}.ratio{flex:1}.ratio strong{color:var(--green)}.ratio strong small{font-size:18px;margin-left:5px}.verdict{border-left:1px solid #d6dfd2;padding-left:28px;display:flex;align-items:center;gap:15px;width:34%}.verdict>span{font-size:32px;color:#789971}.verdict strong{font-size:13px;font-weight:500}.verdict p{font-size:11px;color:#7f8e7a;line-height:1.8;margin-bottom:0;overflow-wrap:anywhere}#message{font-size:12px;color:#916025;min-height:18px}.rules{display:grid;grid-template-columns:1.05fr 1fr 1fr 1.2fr;gap:35px;padding:26px 0 50px}.rules h2{font-size:18px;line-height:1.8}.rules span{font-size:11px;font-weight:600}.rules p,.rules small{font-size:11px;line-height:1.9;color:#839080}.rules small{font-size:10px}footer{border-top:1px solid var(--line);padding:26px 0;display:flex;justify-content:space-between;font-size:10px;color:#8a9589}.won{background:#e1efda;border-color:#91b781}input{padding:12px;border:1px solid var(--line);border-radius:7px;font:inherit;width:100%;margin:8px 0 15px}label{font-size:13px}.admin{max-width:600px;margin:60px auto}.admin pre{white-space:pre-wrap;line-height:1.8}.admin h1{font-size:32px;margin-bottom:25px}@media(max-width:1300px){header,main,footer{margin-left:40px;margin-right:40px}}@media(max-width:760px){header,main,footer{margin-left:20px;margin-right:20px}header{height:75px}.brand small,.edition{display:none}.hero{grid-template-columns:1fr;gap:28px;padding:35px 0 30px}.target-art{height:195px}.target-art strong{font-size:90px}.art-foot{margin-top:10px}h1{font-size:42px}.intro{font-size:12px}.workspace{grid-template-columns:1fr}.panel{padding:20px}.score{flex-wrap:wrap;gap:14px;padding:20px}.metric{min-width:70px}.metric>strong{font-size:30px}.metric>span{font-size:8px;letter-spacing:0}.metric>small{font-size:9px}.verdict{width:100%;border-left:0;border-top:1px solid #d6dfd2;padding:18px 0 0}.rules{grid-template-columns:1fr 1fr;gap:25px;padding-bottom:30px}footer{font-size:8px;gap:20px}#empty{min-height:200px}.admin{margin:30px 20px}}
/* Three collectible characters */
.hero{grid-template-columns:1.1fr 1fr;gap:36px}h1{font-size:clamp(34px,3.6vw,50px)}.prize-showcase{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;align-items:center}.prize-card{display:flex;align-items:center;flex-direction:column;overflow:hidden;border:1px solid #dce4ee;border-radius:18px;background:#eaf1fe;padding:10px 0 18px;transition:transform .25s,box-shadow .25s}.prize-card:hover{transform:translateY(-8px) rotate(-2deg);box-shadow:0 12px 28px #15284216}.prize-card.kimi{background:#f0ebfb;border-color:#e4daf2;transform:translateY(16px)}.prize-card.kimi:hover{transform:translateY(8px) rotate(2deg)}.prize-card.glm{background:#eeeff2;border-color:#dcdfe5}.prize-card img{width:100%;aspect-ratio:1;object-fit:contain;filter:drop-shadow(0 5px 3px #15153616)}.prize-card>span{font-size:11px;font-weight:600;margin-top:14px}.prize-card>strong{font-size:40px;letter-spacing:-2px;font-weight:550;margin:8px 0}.prize-card strong small{font-size:17px;margin-left:3px}.prize-card>.range{font-size:10px;color:#647386;letter-spacing:1px}.win-dialog{border:0;padding:0;width:100vw;max-width:none;height:100dvh;max-height:none;background:radial-gradient(ellipse at center,#383768 0%,#151c32 75%);color:white;overflow:auto}.win-dialog::backdrop{background:#0b1224dd}.win-dialog[open]{display:grid;place-items:center}.win-dialog[data-prize=deepseek]{background:radial-gradient(ellipse at center,#2f6098,#111b38 80%)}.win-dialog[data-prize=glm]{background:radial-gradient(ellipse at center,#545064,#14121f 80%)}#confetti{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:3}.win-rays{position:fixed;width:150vmax;height:150vmax;top:calc(50% - 75vmax);left:calc(50% - 75vmax);background:repeating-conic-gradient(from 0deg,transparent 0deg 15deg,#ffffff0b 15deg 30deg);animation:spin-rays 36s linear infinite;pointer-events:none}.win-content{position:relative;z-index:2;text-align:center;padding:28px 20px;max-width:620px;width:100%;animation:win-enter .65s cubic-bezier(.15,1.4,.4,1)}.win-eyebrow{display:block;color:#ffe19b;font-size:13px;letter-spacing:5px}.win-content h2{font-size:clamp(30px,5vw,56px);font-weight:850;letter-spacing:-1px;margin:12px 0;text-shadow:0 4px 25px #edc66c50}.win-portrait{width:min(32vh,280px);height:min(32vh,280px);margin:18px auto 8px;position:relative}.win-portrait:before{content:'';position:absolute;inset:5%;border-radius:50%;background:#fff7cf50;box-shadow:0 0 65px 30px #bcc6ff55}.win-portrait img{position:relative;width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 14px 16px #05051870);animation:character-enter .85s cubic-bezier(.12,1.6,.3,1),float-character 3s .85s ease-in-out infinite}.win-content h3{font-size:24px;margin:16px 0 8px;color:#ffe39d}.win-content>p{font-size:13px;color:#d7d9ee;line-height:1.6}.win-code{border:1px solid #ffffff38;border-radius:10px;padding:12px 16px;display:inline-block;margin:8px 0}.win-code strong{display:block;color:white;font:20px/1.7 monospace;letter-spacing:2px;user-select:all}.win-content .win-note{font-size:11px}.win-content .primary{background:#ffe197;color:#292334;justify-content:center;font-weight:700;max-width:310px;margin:18px auto 0;font-size:15px}.win-content .primary:hover{background:#fff0bc}@keyframes spin-rays{to{transform:rotate(360deg)}}@keyframes win-enter{from{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}@keyframes character-enter{from{transform:translateY(140px) scale(.2) rotate(-25deg);opacity:0}to{transform:translateY(0) scale(1) rotate(0);opacity:1}}@keyframes float-character{50%{transform:translateY(-12px) rotate(3deg)}}@media(max-width:760px){.hero{grid-template-columns:1fr}.prize-showcase{gap:9px;margin-bottom:10px}.prize-card>span{font-size:10px}.prize-card>strong{font-size:34px}.prize-card>.range{font-size:9px}.prize-card{border-radius:12px}.win-content{padding:22px 16px}.win-eyebrow{font-size:10px;letter-spacing:3px}.win-content h3{font-size:21px}.win-portrait{width:min(30vh,240px);height:min(30vh,240px)}}@media(prefers-reduced-motion:reduce){.win-content,.win-portrait img,.win-rays{animation:none}.prize-card{transition:none}#confetti{display:none}}
.club-logo{display:block;width:38px;height:44px;object-fit:contain;flex-shrink:0}.brand:focus-visible,.prize-card:focus-visible{outline:3px solid #719aeb;outline-offset:5px}body:has(.win-dialog[open]){overflow:hidden}