:root{color-scheme:light;--bg: #f6f7fb;--surface: #ffffff;--ink: #172033;--muted: #667085;--line: #e4e9f2;--primary: #4f46e5;--primary-dark: #332e9b;--teal: #0f9f85;--danger: #c2410c;--shadow: 0 16px 42px rgba(24, 39, 75, .09);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:linear-gradient(180deg,rgba(79,70,229,.07),rgba(15,159,133,.04) 45%,transparent),var(--bg);color:var(--ink)}button,input,select,textarea{font:inherit}button{border:0;cursor:pointer}.shell{width:min(100%,740px);min-height:100vh;margin:0 auto;padding:env(safe-area-inset-top) 14px calc(92px + env(safe-area-inset-bottom))}.topbar{position:sticky;top:0;z-index:20;display:grid;grid-template-columns:48px 1fr auto;gap:10px;align-items:center;margin:0 -14px;padding:12px 14px 10px;background:#f6f7fbf0;border-bottom:1px solid rgba(228,233,242,.9);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.topbar h1{margin:0;font-size:21px;line-height:1.15}.topbar p{margin:4px 0 0;color:var(--muted);font-size:13px}.icon-btn{width:48px;height:48px;border-radius:12px;background:#edf1f7;color:#304052;font-size:30px}.invisible{visibility:hidden}.step-pill{padding:8px 11px;border-radius:999px;background:#eef2ff;color:var(--primary-dark);font-size:13px;font-weight:850}.progress{grid-column:1 / -1;height:5px;overflow:hidden;border-radius:999px;background:#e8ebf4}.progress span,.mini-progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),var(--teal));transition:width .18s ease}.main{padding-top:18px}.hero{min-height:300px;display:grid;align-content:end;gap:12px;padding:24px 22px;border-radius:24px;background:linear-gradient(135deg,#172033,#2d3a6f);color:#fff;box-shadow:var(--shadow)}.hero-kicker{color:#ffffffad;font-size:13px;font-weight:700}.hero h2{margin:0;font-size:34px;line-height:1.1}.hero p{margin:0;color:#ffffffc7;font-size:15px;line-height:1.55}.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0}.stats-row div,.panel,.question-card{border:1px solid var(--line);border-radius:20px;background:var(--surface);box-shadow:var(--shadow)}.stats-row div{min-height:90px;padding:14px}.stats-row b{display:block;font-size:28px}.stats-row span{display:block;margin-top:6px;color:var(--muted);font-size:13px}.panel{margin-top:14px;padding:18px}.panel h3{margin:0 0 14px;font-size:19px}.status-line{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid var(--line)}.status-line:first-of-type{border-top:0}.status-line span{color:var(--muted)}.status-line b{text-align:right}.form{display:grid;gap:0}.field{display:grid;gap:7px;margin-top:13px}.field span{color:#344054;font-size:13px;font-weight:800}.field input,.field select,.field textarea{width:100%;min-height:50px;border:1px solid #dce2ea;border-radius:12px;background:#fff;color:var(--ink);padding:12px 13px;outline:none}.field textarea{min-height:92px;resize:vertical;line-height:1.55}.grid-two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.chips{display:grid;gap:9px}.chip{display:grid;grid-template-columns:24px 1fr;gap:10px;align-items:center;min-height:50px;padding:11px 12px;border:1px solid #dce2ea;border-radius:13px;background:#fff;color:#344054;font-weight:750}.chip.checked{border-color:#4f46e594;background:#f3f4ff;color:var(--primary-dark)}.chip input{width:20px;height:20px;margin:0;accent-color:var(--primary)}.question-card{padding:20px}.question-meta{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:13px;font-weight:800}.question-card h2{margin:18px 0;font-size:24px;line-height:1.35}.choices{display:grid;gap:10px}.choice{display:grid;gap:4px;min-height:78px;padding:14px;border:1px solid #dce2ea;border-radius:16px;background:#fff;color:#344054;text-align:left}.choice strong{font-size:18px}.choice span{color:var(--muted);font-size:13px}.choice.selected{border-color:var(--primary);background:#eef2ff;color:var(--primary-dark)}.mini-progress{height:7px;overflow:hidden;border-radius:999px;background:#e8ebf4}.result-hero{padding:24px;border-radius:24px;background:linear-gradient(135deg,#172033,#263768);color:#fff;box-shadow:var(--shadow)}.result-hero span,.result-hero p{color:#ffffffb8}.result-hero b{display:block;margin-top:10px;font-size:64px;line-height:.95}.result-hero strong{display:inline-block;margin-top:14px;padding:9px 13px;border-radius:999px;background:#ffffff24}.low-item,.record{width:100%;display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:13px 0;border-top:1px solid var(--line);background:transparent;color:var(--ink);text-align:left}.low-item:first-of-type,.record:first-of-type{border-top:0}.low-item b,.record b{display:block;font-size:15px}.low-item span,.record 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#4f46e542}.secondary{color:var(--primary-dark);background:#eef2ff}.toast{position:fixed;left:50%;bottom:92px;z-index:60;transform:translate(-50%,18px);opacity:0;pointer-events:none;max-width:calc(100vw - 40px);padding:12px 15px;border-radius:999px;background:#172033f0;color:#fff;font-size:13px;transition:opacity .16s ease,transform .16s ease}.toast.show{opacity:1;transform:translate(-50%)}@media(max-width:430px){.grid-two,.actions.two{grid-template-columns:1fr}.hero{min-height:260px}.hero h2{font-size:30px}}