:root{--bg:#0d1014;--panel:#161b22;--line:#2a313a;--ink:#f4f3ee;--muted:#a1a8af;--lime:#d8ff68;--violet:#c4a5ff;--cyan:#83e7ff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% 0,#202449 0,transparent 35%),var(--bg);color:var(--ink);font:16px/1.7 Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif}.aurora{position:fixed;inset:0;pointer-events:none;opacity:.18;background:radial-gradient(ellipse at 20% 20%,#8f71ff 0,transparent 28%),radial-gradient(ellipse at 85% 75%,#2ec5d8 0,transparent 24%);filter:blur(60px)}.wrap{width:min(1120px,calc(100% - 40px));margin:auto;position:relative}.top{height:78px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}a{color:var(--ink);text-decoration:none}.back{color:var(--muted)}.sig,.eyebrow{font-size:12px;letter-spacing:.2em;color:var(--lime);font-weight:700}.safe{font-size:12px;color:var(--muted);border:1px solid var(--line);padding:4px 10px;border-radius:99px}.hero{padding:95px 0 62px;max-width:800px}.hero h1{font-size:clamp(48px,8vw,92px);line-height:1.05;letter-spacing:-.06em;margin:22px 0}.hero h1 em{font-style:normal;color:transparent;-webkit-text-stroke:1px #a9b0a9}.hero p:last-child{font-size:18px;color:var(--muted);max-width:650px}.lab-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-bottom:60px}.lab-card{min-height:300px;background:linear-gradient(145deg,#1c2430,#14181e);border:1px solid var(--line);border-radius:24px;padding:25px;display:flex;flex-direction:column;transition:.25s}.lab-card:hover{transform:translateY(-5px);border-color:#647081}.lab-icon{font-size:38px}.lab-card h2{margin:30px 0 6px;font-size:27px}.lab-card p{color:var(--muted);margin:0}.meta{font-size:12px;color:#818c98;margin-top:12px}.play{margin-top:auto;border:0;background:var(--lime);color:#14180f;padding:12px 16px;border-radius:12px;font-weight:800;cursor:pointer;font-size:15px}.c-violet{background:linear-gradient(145deg,#282138,#14181e)}.c-cyan{background:linear-gradient(145deg,#18323b,#14181e)}.c-amber{background:linear-gradient(145deg,#35281b,#14181e)}.notice{border-top:1px solid var(--line);padding:25px 0 70px;color:#8d969d;font-size:13px}.notice span{color:var(--lime);font-weight:700}.notice p{max-width:850px}.modal{position:fixed;inset:0;background:#05070acc;display:grid;place-items:center;padding:18px;z-index:5}.hidden{display:none}.sheet{width:min(680px,100%);max-height:90vh;overflow:auto;background:#171c23;border:1px solid #3a4552;border-radius:24px;padding:28px}.sheet h2{margin-top:0}.progress{color:var(--lime);font-size:13px}.question{font-size:22px;line-height:1.4;margin:25px 0}.answers{display:grid;gap:10px}.answer{background:#222a34;color:var(--ink);border:1px solid #3a4653;padding:14px;border-radius:12px;text-align:left;cursor:pointer;font-size:15px}.answer:hover{border-color:var(--lime)}.result{background:#202b28;border:1px solid #536d5e;padding:20px;border-radius:16px}.result h3{font-size:30px;margin:0 0 10px}.result p{color:#c4cdc7}.actions{display:flex;gap:10px;margin-top:20px}.secondary{background:transparent;color:var(--ink);border:1px solid #495461;padding:10px 14px;border-radius:10px;cursor:pointer}@media(max-width:800px){.lab-grid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.wrap{width:calc(100% - 28px)}.lab-grid{grid-template-columns:1fr}.hero{padding-top:65px}.sig{display:none}}