:root{color:#141414;background:#f7f4ed;font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif;--brand-red: #e53935;--court-green: #1f8a5b;--ink: #141414;--paper: #f7f4ed;--muted: #6a6259;--line: rgba(20, 20, 20, .14);--panel: rgba(255, 255, 255, .72)}*{box-sizing:border-box}body{margin:0;min-width:320px;background:linear-gradient(90deg,rgba(31,138,91,.1) 1px,transparent 1px),linear-gradient(0deg,rgba(31,138,91,.1) 1px,transparent 1px),var(--paper);background-size:34px 34px}button,input{font:inherit}a{color:inherit;text-decoration:none}.page{width:min(100%,760px);min-height:100vh;margin:0 auto;padding:18px 18px 32px}.topbar,.row{display:flex;align-items:center;justify-content:space-between;gap:12px}.brand,.rank-link{font-size:13px;font-weight:800;letter-spacing:0}.rank-link{color:var(--court-green)}.page-heading p,.eyebrow{margin:0 0 10px;color:var(--brand-red);font-size:14px;font-weight:800}.page-heading h1,.hero h1{margin:0;font-size:34px;line-height:1.08}.hero{min-height:calc(100vh - 68px);display:grid;align-content:center;gap:22px}.hero-court{position:relative;height:210px;border:4px solid var(--court-green);background:#1f8a5b14;overflow:hidden}.hero-court:before,.hero-court:after{content:"";position:absolute;background:#1f8a5b52}.hero-court:before{left:50%;top:0;width:4px;height:100%}.hero-court:after{left:0;top:50%;width:100%;height:4px}.paddle{position:absolute;right:42px;top:42px;width:74px;height:96px;border-radius:34px 34px 26px 26px;background:var(--brand-red);transform:rotate(-16deg)}.paddle:after{content:"";position:absolute;left:27px;bottom:-54px;width:20px;height:66px;border-radius:12px;background:var(--ink)}.hero-copy{display:grid;gap:14px}.hero-copy p{margin:0;color:var(--muted);font-size:17px;line-height:1.6}.button-stack{display:grid;gap:12px}.button{min-height:54px;border:2px solid var(--ink);border-radius:8px;padding:0 18px;font-weight:900;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.button:active{transform:translateY(1px)}.button:disabled,.answer:disabled{cursor:not-allowed;opacity:.42;box-shadow:none;transform:none}.button-primary{background:var(--ink);color:var(--paper);box-shadow:4px 4px 0 var(--brand-red)}.button-secondary{background:var(--court-green);color:#fff;box-shadow:4px 4px 0 var(--ink)}.button-ghost{background:transparent;color:var(--ink)}.panel{margin-top:18px;border:2px solid var(--ink);border-radius:8px;padding:18px;background:var(--panel)}.progress{height:10px;border-radius:99px;background:#1414141a;overflow:hidden}.progress div{height:100%;background:var(--brand-red)}.question{display:grid;gap:16px}.question h2{min-height:96px;margin:18px 0 0;font-size:25px;line-height:1.25}.answers{display:grid;gap:12px}.answer{width:100%;min-height:78px;text-align:left;background:#fff;color:var(--ink);border:2px solid var(--ink);border-radius:8px;padding:16px;font-weight:800}.answer.selected{background:var(--court-green);color:#fff}.small{color:var(--muted);font-size:14px;line-height:1.5}.result-title{font-size:38px;line-height:1.08;margin:8px 0}.chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.chip{padding:8px 10px;background:var(--ink);color:var(--paper);border-radius:6px;font-size:13px;font-weight:800}.poster{width:100%;border:2px solid var(--ink);border-radius:8px;display:block}.leaderboard{display:grid;gap:10px;margin-top:18px}.rank-item{display:grid;grid-template-columns:42px 1fr auto;gap:12px;align-items:center;padding:14px;border:2px solid var(--line);background:#fff;border-radius:8px}.input{width:100%;min-height:52px;border:2px solid var(--ink);border-radius:8px;padding:0 14px;background:#fff}@media(min-width:720px){.page{padding-top:28px}.hero{grid-template-columns:1.05fr .95fr;align-items:center}.hero-court{order:2;height:420px}}