:root{--night:#06060D;--surface:#0E0E1A;--border:#1C1C2E;--green:#00E891;--amber:#F59E0B;--offwh:#EEF1F6;--muted:#6B7280}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--night);color:var(--offwh);font-family:DM Sans,sans-serif;font-size:15px;line-height:1.6;min-height:100vh}main{max-width:660px;margin:0 auto;padding:80px 24px 100px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--amber);margin-bottom:14px}h1{font-family:Syne,sans-serif;font-size:clamp(24px,5vw,34px);font-weight:900;line-height:1.1;letter-spacing:-.03em;margin-bottom:12px}.intro-sub{font-size:14px;color:var(--muted);line-height:1.65;margin-bottom:32px}.progress-wrap{margin-bottom:32px}.progress-label{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:8px}.progress-bar{height:3px;background:var(--border);border-radius:2px;overflow:hidden}.progress-fill{height:100%;background:var(--amber);border-radius:2px;transition:width .4s ease;width:0%}.dim-label{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}.question-text{font-family:Syne,sans-serif;font-size:clamp(17px,3vw,20px);font-weight:800;color:var(--offwh);line-height:1.3;margin-bottom:24px}.options{display:flex;flex-direction:column;gap:10px;margin-bottom:32px}.opt{background:var(--surface);border:1.5px solid var(--border);border-radius:12px;padding:16px 20px;cursor:pointer;transition:border-color .2s,background .2s}.opt:hover{border-color:#f59e0b59}.opt.selected{border-color:var(--amber);background:#f59e0b0f}.opt-num{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--amber);margin-bottom:4px}.opt-text{font-size:14px;color:var(--offwh);line-height:1.5}.btn-primary{background:linear-gradient(90deg,#2563eb,#00e891);color:var(--night);border:none;border-radius:10px;padding:14px 28px;font-size:15px;font-weight:700;cursor:pointer;font-family:Syne,sans-serif;transition:opacity .2s,transform .2s;width:100%}.btn-primary:hover:not(:disabled){opacity:.9;transform:translateY(-1px)}.btn-primary:disabled{opacity:.4;cursor:default}.btn-ghost{background:transparent;color:var(--muted);border:1.5px solid var(--border);border-radius:10px;padding:12px 28px;font-size:14px;font-weight:600;cursor:pointer;font-family:DM Sans,sans-serif;transition:color .2s,border-color .2s}.btn-ghost:hover{color:var(--offwh);border-color:#4b5563}.section-sep{display:flex;align-items:center;gap:12px;margin:4px 0 28px}.section-sep-line{flex:1;height:1px;background:var(--border)}.section-sep-label{font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}#loading-step{display:none;text-align:center;padding:80px 0}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--green);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 16px}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{font-size:14px;color:var(--muted)}#gate-step{display:none}.gate-preview{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0 8px}.gate-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px;border-top:3px solid transparent}.gate-card-label{font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}.gate-card-era{font-family:Syne,sans-serif;font-size:32px;font-weight:900;line-height:1;margin-bottom:4px}.gate-card-name{font-size:12px;color:var(--muted)}.gate-hint{font-size:12px;color:var(--muted);text-align:center;margin:8px 0 0;letter-spacing:.02em}.gate-box{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px;margin:20px 0 0}.gate-box-title{font-family:Syne,sans-serif;font-size:17px;font-weight:800;margin-bottom:8px;letter-spacing:-.02em}.gate-box-sub{font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:20px}.gate-features{list-style:none;margin-bottom:20px;display:flex;flex-direction:column;gap:6px}.gate-features li{font-size:13px;color:#cbd5e1;display:flex;gap:8px;align-items:flex-start}.gate-features li:before{content:"→";color:var(--green);flex-shrink:0;margin-top:1px}.share-box{margin-top:16px;padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.share-label{font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.04em}.share-btns{display:flex;gap:8px}.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--border);font-size:12px;font-weight:600;cursor:pointer;font-family:DM Sans,sans-serif;transition:all .2s}.share-copy{background:transparent;color:var(--offwh)}.share-copy:hover{border-color:var(--green);color:var(--green)}.share-li{background:#0a66c2;color:#fff;border-color:#0a66c2}.share-li:hover{background:#004182;border-color:#004182}.f-row{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.f-label{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--amber);margin-bottom:5px;display:block}input.f-input{width:100%;background:#ffffff0d;border:1.5px solid var(--border);border-radius:10px;padding:12px 16px;color:var(--offwh);font-size:14px;font-family:DM Sans,sans-serif;outline:none;transition:border-color .2s}input.f-input:focus{border-color:#00e89173}input.f-input::placeholder{color:#4b5563}.f-error{font-size:12px;color:#f87171;margin-top:6px;display:none}.otp-info{font-size:13px;color:var(--muted);margin-bottom:16px;line-height:1.6}input.otp-input{width:100%;background:#ffffff0d;border:1.5px solid var(--border);border-radius:10px;padding:14px 16px;color:var(--offwh);font-size:22px;font-family:Syne,sans-serif;font-weight:700;letter-spacing:.2em;text-align:center;outline:none;transition:border-color .2s}input.otp-input:focus{border-color:#00e89173}.otp-resend{font-size:12px;color:var(--muted);margin-top:10px;text-align:center}.otp-resend button{background:none;border:none;color:var(--amber);cursor:pointer;font-size:12px;text-decoration:underline}.era-journey{display:flex;flex-direction:column;gap:10px;margin:24px 0 20px}.era-journey-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 18px;border-left:3px solid transparent;display:flex;align-items:center;gap:14px}.era-journey-card.era-1{border-left-color:#f87171}.era-journey-card.era-2{border-left-color:var(--amber)}.era-journey-card.era-3{border-left-color:var(--green)}.era-journey-icon{font-size:22px;flex-shrink:0}.era-journey-num{font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;opacity:.7;margin-bottom:2px}.era-1 .era-journey-num{color:#f87171}.era-2 .era-journey-num{color:var(--amber)}.era-3 .era-journey-num{color:var(--green)}.era-journey-name{font-family:Syne,sans-serif;font-size:14px;font-weight:800;margin-bottom:3px;letter-spacing:-.01em}.era-journey-desc{font-size:12px;color:var(--muted);line-height:1.5}.intro-fine{font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:20px}.intro-meta{font-size:11px;color:var(--muted);text-align:center;margin-top:12px;letter-spacing:.04em}.dim-transition{background:#00e8910d;border:1px solid rgba(0,232,145,.18);border-radius:12px;padding:20px;text-align:center;margin-bottom:24px}.dim-transition-label{font-size:10px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--green);margin-bottom:6px}.dim-transition-title{font-family:Syne,sans-serif;font-size:16px;font-weight:800;margin-bottom:4px}.dim-transition-sub{font-size:12px;color:var(--muted)}@media(max-width:600px){main{padding:60px 20px 80px}}