:root{--bg: #0b1220;--bg-accent: radial-gradient(1200px 600px at 10% 10%, #111b31 0%, transparent 60%), radial-gradient(1000px 500px at 90% 20%, #0b2447 0%, transparent 55%), linear-gradient(180deg, #0b1220 0%, #0a0f1a 100%);--surface: rgba(255, 255, 255, .06);--surface-strong: rgba(255, 255, 255, .12);--border: rgba(255, 255, 255, .14);--text: #e5ebf5;--muted: #a5b1c8;--primary: #6366f1;--primary-600: #4f46e5;--primary-700: #4338ca;--success: #10b981;--radius: 16px;--shadow: 0 10px 30px rgba(2, 6, 23, .4)}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,"Apple Color Emoji","Segoe UI Emoji";color:var(--text);background:var(--bg);background-image:var(--bg-accent);line-height:1.6}a{color:inherit}button,input{font:inherit}.container{max-width:760px;margin:48px auto;padding:0 16px}.card{background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.04));border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);backdrop-filter:blur(8px)}.title{margin:0 0 6px;font-weight:650;letter-spacing:-.01em}.subtitle{margin:0 0 22px;color:var(--muted)}.stack{display:grid;gap:16px}.row{display:flex;gap:12px;flex-wrap:wrap}.center{text-align:center}.field{display:grid;gap:8px}.label{font-size:.95rem;color:#cdd6e6}.input{width:100%;padding:12px 14px;background:rgba(255,255,255,.06);color:var(--text);border:1px solid var(--surface-strong);border-radius:12px;outline:none;transition:border-color .15s ease,box-shadow .15s ease,background .15s ease}.input::placeholder{color:#9aa7bf}.input:focus{border-color:var(--primary);box-shadow:0 0 0 4px #6366f140;background:rgba(255,255,255,.08)}.error{color:#fda4af;font-size:.85rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:12px;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:transform .06s ease,box-shadow .15s ease,background .15s ease,border-color .15s ease;will-change:transform}.btn:active{transform:translateY(1px)}.btn-primary{background:linear-gradient(180deg,var(--primary),var(--primary-600));color:#fff;box-shadow:0 8px 20px #4f46e559}.btn-primary:hover{background:linear-gradient(180deg,var(--primary-600),var(--primary-700))}.btn-secondary{background:rgba(255,255,255,.06);color:var(--text);border-color:var(--surface-strong)}.btn-secondary:hover{background:rgba(255,255,255,.08);border-color:var(--border)}.btn-ghost{background:transparent;color:var(--muted);border-color:transparent}.btn-ghost:hover{color:var(--text);background:rgba(255,255,255,.04)}.notice{background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.35);color:#b6f3da;padding:12px 14px;border-radius:12px}.spacer-1{height:8px}.spacer-2{height:16px}.spacer-3{height:24px}.spacer-4{height:32px}.spinner{width:40px;height:40px;border-radius:999px;border:4px solid rgba(255,255,255,.16);border-top-color:var(--primary);animation:spin .8s linear infinite;margin:0 auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.checkmark{width:60px;height:60px;border-radius:999px;display:grid;place-items:center;margin:0 auto 10px;background:radial-gradient(120% 120% at 20% 20%,rgba(99,102,241,.8) 0%,rgba(99,102,241,.25) 60%,transparent 100%),rgba(99,102,241,.2);border:1px solid rgba(99,102,241,.4);box-shadow:inset 0 0 18px #4f46e559,0 6px 18px #4f46e540}.list{padding-left:18px;color:#cfd7e8}.list li{margin:6px 0}