:root{--bg:#0d0a1f;--bg2:#1a1240;--card:#fff;--card-text:#1e1b3a;--purple:#7c4dff;--purple2:#b06ffb;--pink:#ff7ac6;--muted:#6b6483;--line:#e9e6f5;box-sizing:border-box}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:radial-gradient(circle at 50% 0%,var(--bg2),var(--bg) 70%);color:#fff;min-height:100vh}.wrap{max-width:480px;margin:0 auto;padding:24px 20px 60px}header.top{display:flex;align-items:center;gap:12px;margin-bottom:18px}.logo{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--pink));display:flex;align-items:center;justify-content:center;font-size:18px}h1{font-size:20px;margin:0}h1 span{display:block;font-size:12px;color:#c9c2ea;font-weight:400}.hero{text-align:center;margin:28px 0 24px}.hero h2{font-size:26px;line-height:1.3;margin:0 0 10px}.hero p{color:#c9c2ea;font-size:14px;margin:0 0 20px}.card{background:var(--card);color:var(--card-text);border-radius:20px;padding:22px;box-shadow:0 20px 40px rgba(0,0,0,.35)}label{display:block;font-size:13px;font-weight:600;margin-bottom:8px}input[type=date]{width:100%;padding:14px;border-radius:12px;border:1.5px solid var(--line);font-size:16px;background:#faf9ff}.btn{width:100%;padding:15px;border:0;border-radius:14px;font-size:16px;font-weight:700;cursor:pointer;margin-top:16px}.btn-primary{background:linear-gradient(135deg,var(--purple),var(--pink));color:#fff}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:#f1eefc;color:var(--purple)}.err{color:#d43d5c;font-size:13px;margin-top:8px;display:none}.disclaimer{font-size:11.5px;color:#9d94c2;text-align:center;margin-top:22px;line-height:1.5}.hidden{display:none!important}.result-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}.back{background:none;border:0;color:#fff;font-size:20px;cursor:pointer}.result-head h2{font-size:18px;margin:0}.result-head small{display:block;color:#c9c2ea;font-size:12px}.chart-title{font-size:17px;font-weight:700;margin:0 0 2px}.chart-sub{font-size:12px;color:var(--muted);margin:0 0 18px}svg text{font-family:inherit;font-weight:700;fill:#241d4d}.readbox,.pyramid-detail{background:#f4f1fd;border-radius:14px;padding:16px;margin-top:18px}.readbox h3{margin:0 0 10px;font-size:14px}.step{display:flex;gap:10px;margin-bottom:10px;font-size:13px}.num{flex:0 0 22px;height:22px;border-radius:50%;background:#ded4fb;color:#5b3bd6;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.step p{margin:0}.step small{color:var(--muted)}.grid4-hint{font-size:11.5px;color:var(--muted);margin:14px 0 0}.grid4{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px}.mini{border:2px solid transparent;border-radius:14px;padding:12px;font-size:13px;text-align:left;cursor:pointer;font-family:inherit;background:#eee9ff;color:#5b3bd6}.mini:nth-child(2){background:#ffe9f0;color:#c23566}.mini:nth-child(3){background:#e6faf1;color:#1f9d67}.mini:nth-child(4){background:#fff3e2;color:#c67a12}.mini.active{border-color:currentColor}.mini b{display:block;font-size:22px;margin-top:4px}.pyramid-detail{padding:14px 16px}.pyramid-detail h4{margin:0 0 4px;font-size:14px}.pd-caption{margin:0 0 8px;font-size:11.5px;color:var(--muted)}.pyramid-detail p:last-child{margin:0;font-size:13.5px;line-height:1.5}.section{background:var(--card);color:var(--card-text);border-radius:18px;padding:20px;margin-top:16px}.section h3{margin:0 0 8px;font-size:15px}.section ul{margin:6px 0 0;padding-left:18px;font-size:13.5px;line-height:1.6}.main-number{text-align:center;margin:22px 0}.main-number .big{font-size:72px;font-weight:800;line-height:1;background:linear-gradient(135deg,var(--purple2),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}.main-number h3{margin:6px 0 2px;font-size:19px}.main-number p{color:#c9c2ea;font-size:13px;margin:0}.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);background:#241d4d;color:#fff;padding:10px 18px;border-radius:10px;font-size:13px;opacity:0;transition:opacity .25s;pointer-events:none}.toast.show{opacity:1}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}