:root{--bg: #05070d;--surface-1: #0c1220;--surface-2: #121a2e;--surface-3: #1a2440;--border: #232b45;--border-glow: rgba(34, 211, 238, .45);--text: #e8ecf6;--text-soft: #8b94b0;--text-muted: #5b6482;--cyan: #22d3ee;--magenta: #e94bc3;--gradient-cta: linear-gradient(90deg, #22d3ee, #a855f7 60%, #e94bc3);--success: #34d399;--success-bg: rgba(52, 211, 153, .12);--warning: #fbbf24;--warning-bg: rgba(251, 191, 36, .12);--danger: #f87171;--danger-bg: rgba(248, 113, 113, .12);--font-display: "Source Serif 4", Georgia, serif;--font-ui: "Inter", system-ui, sans-serif;--radius: 10px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-ui);-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:var(--font-display);font-weight:600;margin:0;color:var(--text)}a{color:inherit}button,input,textarea,select{font-family:var(--font-ui);font-size:14px}.shell{display:flex;min-height:100vh}.sidebar{width:230px;flex-shrink:0;background:var(--surface-1);border-right:1px solid var(--border);padding:1.5rem 1rem;display:flex;flex-direction:column;justify-content:space-between}.brand{font-family:var(--font-display);font-size:21px;font-weight:600;padding:0 .5rem 1.5rem;border-bottom:1px solid var(--border);margin-bottom:1rem;background:linear-gradient(90deg,var(--cyan),var(--magenta));-webkit-background-clip:text;background-clip:text;color:transparent;width:fit-content}.balance-chips{display:flex;gap:6px;padding:0 .5rem 1rem;flex-wrap:wrap}.chip{font-size:11.5px;padding:3px 9px;border-radius:20px;background:var(--surface-2);border:1px solid var(--border);color:var(--text-soft);display:inline-flex;align-items:center;gap:4px}.chip.chip-premium{background:linear-gradient(90deg,#22d3ee26,#e94bc326);border-color:var(--border-glow);color:var(--text)}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);color:var(--text-soft);text-decoration:none;font-size:14px;margin-bottom:4px;cursor:pointer}.nav-item:hover{background:var(--surface-2);color:var(--text)}.nav-item.active{background:var(--surface-2);color:var(--cyan);font-weight:500;box-shadow:inset 0 0 0 1px var(--border-glow)}.main{flex:1;padding:2rem 2.5rem;max-width:900px}.user-chip{display:flex;align-items:center;gap:8px;padding-top:1rem;border-top:1px solid var(--border);font-size:13px;color:var(--text-soft)}.avatar{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--magenta));color:#05070d;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.btn{border:1px solid var(--border);background:var(--surface-2);color:var(--text);padding:9px 16px;border-radius:var(--radius);cursor:pointer;font-weight:500;transition:transform .1s ease,box-shadow .15s ease}.btn:hover{border-color:var(--border-glow);box-shadow:0 0 0 1px var(--border-glow)}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.btn-primary{border:none;background:var(--gradient-cta);color:#05070d;font-weight:600}.btn-primary:hover{box-shadow:0 0 20px #22d3ee59;filter:brightness(1.05)}.btn-ghost{border-color:transparent;background:transparent}.btn-ghost:hover{background:var(--surface-2);border-color:transparent;box-shadow:none}input[type=text],input[type=email],input[type=password],input[type=number],textarea,select{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-2);color:var(--text)}input::placeholder,textarea::placeholder{color:var(--text-muted)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px #22d3ee26}label{font-size:13px;color:var(--text-soft);display:block;margin-bottom:6px}.card{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:1rem 1.25rem}.option-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}.option-card{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);padding:.9rem 1rem;cursor:pointer;text-align:left;color:var(--text);transition:box-shadow .15s ease,border-color .15s ease}.option-card:hover{border-color:var(--border-glow)}.option-card.selected{border:1.5px solid var(--cyan);box-shadow:0 0 16px #22d3ee40}.option-card p.title{font-weight:500;margin:0 0 2px;font-size:14px}.option-card p.sub{margin:0;font-size:12px;color:var(--text-muted)}.tag-pill{display:inline-flex;align-items:center;padding:5px 12px;border-radius:20px;border:1px solid var(--border);background:var(--surface-2);color:var(--text-soft);font-size:12.5px;cursor:pointer;margin:0 6px 6px 0}.tag-pill.selected{border-color:var(--cyan);color:var(--cyan);background:#22d3ee14}.toggle{position:relative;display:inline-block;width:40px;height:22px;flex-shrink:0}.toggle input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--surface-3);border:1px solid var(--border);border-radius:20px;cursor:pointer;transition:background .15s ease}.toggle-slider:before{content:"";position:absolute;height:16px;width:16px;left:2px;top:2px;background:var(--text-soft);border-radius:50%;transition:transform .15s ease,background .15s ease}.toggle input:checked+.toggle-slider{background:var(--success-bg);border-color:var(--success)}.toggle input:checked+.toggle-slider:before{transform:translate(18px);background:var(--success)}.badge{display:inline-block;font-size:12px;padding:2px 10px;border-radius:20px;font-weight:500}.badge-success{background:var(--success-bg);color:var(--success)}.badge-warning{background:var(--warning-bg);color:var(--warning)}.badge-danger{background:var(--danger-bg);color:var(--danger)}.badge-neutral{background:var(--surface-3);color:var(--text-soft)}.progress-track{height:6px;background:var(--surface-3);border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:var(--gradient-cta)}.muted{color:var(--text-soft);font-size:13px}.error-text{color:var(--danger);font-size:13px}.progress-dots{display:flex;gap:8px;margin-bottom:1.5rem}.progress-dots div{height:4px;flex:1;border-radius:2px;background:var(--border)}.progress-dots div.done{background:var(--cyan);box-shadow:0 0 8px #22d3ee80}.centered-auth{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 20% 20%,rgba(34,211,238,.08),transparent 40%),radial-gradient(circle at 80% 80%,rgba(233,75,195,.08),transparent 40%),var(--bg)}.auth-card{width:380px;background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:2rem}.range-row{display:flex;align-items:center;gap:10px}input[type=range]{flex:1;accent-color:var(--cyan);background:transparent}