:root{--paper:#fff8e8;--ink:#252525;--green:#83946a;--amber:#e7a34b;--danger:#b95050;--muted:#726f68;--line:#e9e1d1;--card:#fff;--shadow:0 10px 28px rgba(69,56,29,.08)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--paper);color:var(--ink);font-family:PingFang SC,Microsoft YaHei,sans-serif}button,input{font:inherit}button{cursor:pointer}a{color:inherit}.shell{max-width:680px;margin:auto;padding:24px 16px 108px}.brand{font-weight:800;letter-spacing:-.04em;font-size:18px}.eyebrow{font-size:14px;color:var(--green);font-weight:700}.card{background:var(--card);border-radius:20px;padding:24px;box-shadow:var(--shadow);margin:16px 0}.hero{padding-top:44px}.hero h1{font-size:clamp(32px,9vw,48px);line-height:1.08;margin:12px 0 14px;letter-spacing:-.06em}.lead{font-size:17px;line-height:1.7;color:#4e4a43}.button{border:0;border-radius:16px;min-height:52px;padding:12px 20px;background:var(--green);color:white;font-weight:750;font-size:16px;width:100%;box-shadow:0 6px 14px rgba(96,113,71,.2)}.button:disabled{opacity:.45;cursor:not-allowed}.button.secondary{background:#f2efe7;color:var(--ink);box-shadow:none}.button.danger{background:var(--danger)}.fixed-action{position:fixed;bottom:0;left:0;right:0;padding:12px 16px 20px;background:linear-gradient(transparent,var(--paper) 25%);z-index:4}.fixed-action>div{max-width:680px;margin:auto}.list{padding:0;margin:14px 0;list-style:none}.list li{padding:12px 0;border-bottom:1px solid var(--line);line-height:1.5}.list li:last-child{border:0}.list li:before{content:"✓";color:var(--amber);font-weight:900;margin-right:10px}.small{color:var(--muted)}.notice,.small{font-size:14px;line-height:1.6}.notice{border-left:4px solid var(--amber);padding:12px 14px;background:#fffaf0;border-radius:0 12px 12px 0}.danger-notice{border-left-color:var(--danger);background:#fff5f3}.code-input{letter-spacing:.35em;text-align:center;font-size:22px;width:100%;border:1px solid var(--line);border-radius:14px;padding:15px;background:#fff}.topbar{display:flex;justify-content:space-between;gap:12px;align-items:center;font-weight:700}.progress{height:8px;background:#eee8db;border-radius:99px;overflow:hidden;margin:16px 0 6px}.progress>span{display:block;height:100%;background:var(--green);border-radius:inherit;transition:width .2s}.question{font-size:23px;line-height:1.42;margin:36px 0}.option{width:100%;min-height:56px;display:flex;align-items:center;text-align:left;padding:14px 16px;margin:10px 0;border:1.5px solid var(--line);background:white;border-radius:16px;gap:12px}.option span{height:22px;width:22px;border:1.5px solid #aca59a;border-radius:50%;display:grid;place-items:center;flex:0 0 auto}.option.active{border-color:var(--green);background:#f6f8f1}.option.active span:after{content:"";height:10px;width:10px;border-radius:50%;background:var(--green)}.answer-nav{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px;margin-top:28px}.muted-box{padding:16px;background:#f4f0e8;border-radius:16px;margin:20px 0}.loading{display:grid;place-items:center;min-height:58vh;text-align:center}.spinner{width:46px;height:46px;border:5px solid #e9e1d1;border-top:5px solid var(--green);border-radius:50%;animation:spin 1s linear infinite;margin:auto}@keyframes spin{to{transform:rotate(1turn)}}.report h1{font-size:32px;letter-spacing:-.05em}.dimension{padding:15px 0;border-bottom:1px solid var(--line)}.dimension-header{display:flex;justify-content:space-between;font-weight:750}.bar{height:8px;background:#eee8db;border-radius:8px;margin-top:8px}.bar span{display:block;height:100%;background:var(--green);border-radius:inherit}.legal h1{font-size:30px}.legal h2{font-size:20px;margin-top:28px}.legal p{line-height:1.8;color:#4e4a43}@media(min-width:720px){.shell{padding-top:48px}.card{padding:30px}}