:root{--bg:#0b0f19;--surface:#111827;--ink:#1a2332;--border:#1f2937;--text:#f1f5f9;--muted:#94a3b8;--accent:#38bdf8;--accent-2:#818cf8;--success:#22c55e;--danger:#ef4444;}
    *{box-sizing:border-box;margin:0;padding:0;}
    body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,sans-serif;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem;}
    .auth-card{background:var(--surface);border:1px solid var(--border);border-radius:1.5rem;padding:2.5rem;width:100%;max-width:420px;}
    .auth-logo{text-align:center;margin-bottom:2rem;}
    .auth-logo i{font-size:2.5rem;color:var(--accent);margin-bottom:0.75rem;}
    .auth-logo h1{font-size:1.5rem;font-weight:700;}
    .auth-logo p{color:var(--muted);font-size:0.9rem;margin-top:0.25rem;}
    .form-group{margin-bottom:1.25rem;}
    .form-group label{display:block;font-size:0.8rem;font-weight:500;color:var(--muted);margin-bottom:0.4rem;text-transform:uppercase;letter-spacing:0.05em;}
    .form-group input{width:100%;padding:0.85rem 1rem;background:var(--ink);border:1px solid var(--border);border-radius:0.75rem;color:var(--text);font-size:0.95rem;transition:all 0.2s;}
    .form-group input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(56,189,248,0.1);}
    .btn-primary{width:100%;padding:0.9rem;background:var(--accent);color:#0f172a;font-weight:600;border:none;border-radius:0.75rem;font-size:1rem;cursor:pointer;transition:all 0.2s;display:flex;align-items:center;justify-content:center;gap:0.5rem;}
    .btn-primary:hover{background:var(--accent-2);color:#fff;}
    .btn-primary:disabled{opacity:0.6;cursor:not-allowed;}
    .auth-footer{text-align:center;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border);}
    .auth-footer a{color:var(--accent);text-decoration:none;font-weight:500;}
    .auth-footer a:hover{text-decoration:underline;}
    .alert{padding:0.85rem 1rem;border-radius:0.6rem;margin-bottom:1rem;font-size:0.9rem;display:none;align-items:center;gap:0.6rem;}
    .alert.show{display:flex;}
    .alert-success{background:rgba(34,197,94,0.1);border:1px solid rgba(34,197,94,0.2);color:#4ade80;}
    .alert-error{background:rgba(239,68,68,0.1);border:1px solid rgba(239,68,68,0.2);color:#f87171;}
    .back-link{display:inline-flex;align-items:center;gap:0.5rem;color:var(--muted);text-decoration:none;font-size:0.9rem;margin-bottom:1.5rem;transition:color 0.2s;}
    .back-link:hover{color:var(--accent);}
    .step-indicator{display:flex;gap:0.5rem;margin-bottom:1.5rem;}
    .step{flex:1;height:4px;background:var(--ink);border-radius:999px;transition:all 0.3s;}
    .step.active{background:var(--accent);}
    .step.completed{background:var(--success);}
    .hidden{display:none;}
    .email-sent{text-align:center;padding:2rem 0;}
    .email-sent i{font-size:3rem;color:var(--accent);margin-bottom:1rem;}
    .email-sent h2{font-size:1.25rem;margin-bottom:0.5rem;}
    .email-sent p{color:var(--muted);font-size:0.9rem;line-height:1.6;}
    .resend-timer{color:var(--muted);font-size:0.85rem;margin-top:1rem;}
    .resend-timer a{color:var(--accent);cursor:pointer;}
    .resend-timer a.disabled{color:var(--muted);cursor:not-allowed;text-decoration:none;}