/* Sign-in pages: login (split card), 2FA setup/verify, lockout. Charcoal + gold, self-contained. */
:root { --primary: #16181d; --accent: #e8a020; }
* { margin: 0; padding: 0; box-sizing: border-box;
    font-family: 'Century Gothic', 'URW Gothic', 'Avant Garde', sans-serif; }
body { background: #f0f4f8; min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }

.login-wrap { display: flex; width: 880px; max-width: 96vw; border-radius: 16px; overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.18); }
.login-brand { width: 42%; background: var(--primary); padding: 48px 36px;
    display: flex; flex-direction: column; justify-content: space-between; gap: 32px; }
.login-brand .tagline { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 6px; }
.login-brand .features { list-style: none; }
.login-brand .features li { display: flex; align-items: center; gap: 10px;
    color: rgba(255,255,255,0.75); font-size: 13px; margin-bottom: 14px; }
.login-brand .features li svg { color: var(--accent); width: 16px; height: 16px; flex-shrink: 0; }
.login-form-area { flex: 1; background: white; padding: 48px 40px;
    display: flex; flex-direction: column; justify-content: center; }
.login-form-area h2 { font-size: 22px; font-weight: 700; color: var(--primary); margin-bottom: 6px; }
.login-form-area .subtitle { font-size: 13px; color: #6c7a8d; margin-bottom: 24px; }
.form-label { display: block; font-size: 12px; font-weight: 600; color: #374151; margin-bottom: 5px; }
.form-control { width: 100%; border-radius: 8px; border: 1.5px solid #dde3ea; padding: 10px 14px;
    font-size: 14px; transition: border-color .2s; outline: none; }
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,0,0,0.08); }
.field { margin-bottom: 18px; }
.btn-login, .box .btn { background: var(--primary); color: white; border: none; border-radius: 8px;
    padding: 12px; font-weight: 600; font-size: 15px; width: 100%; transition: background .2s; cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.btn-login:hover, .box .btn:hover { background: #2e323b; }
.btn-login svg { width: 16px; height: 16px; flex-shrink: 0; }
.security-badge { display: flex; align-items: center; gap: 8px; background: #f0f7ff; border: 1px solid #bfdbfe;
    border-radius: 8px; padding: 10px 14px; font-size: 12px; color: #1e40af; margin-bottom: 22px; }
.security-badge svg { width: 18px; height: 18px; flex-shrink: 0; }
.alert { border-radius: 8px; font-size: 13px; padding: 10px 14px; margin-bottom: 14px; }
.alert.error, .alert-danger { background: #fee2e2; border: 1px solid #fecaca; color: #b91c1c; }
.alert.success { background: #dcfce7; border: 1px solid #bbf7d0; color: #166534; }
.alert.info, .alert.warning { background: #f1f5f9; border: 1px solid #e2e8f0; color: #475569; }

/* single-card pages */
.box { background: white; width: 460px; max-width: 100%; border-radius: 16px; padding: 36px 34px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.18); }
.box h2 { font-size: 21px; color: var(--primary); margin-bottom: 8px; }
.box .sub, .box .hint, .box .foot { font-size: 13px; color: #6c7a8d; margin-bottom: 18px; line-height: 1.5; }
.box .icon { width: 44px; height: 44px; color: var(--accent); margin-bottom: 10px; }
.step { display: flex; gap: 12px; margin-bottom: 14px; font-size: 13px; line-height: 1.5; color: #374151; }
.step .num { flex: 0 0 24px; height: 24px; border-radius: 50%; background: var(--primary); color: white;
    font-size: 12px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.qr { text-align: center; margin: 4px 0 18px; }
.qr .small { font-size: 12px; color: #6c7a8d; margin: 8px 0 4px; }
.qr .key { font-family: monospace; font-size: 14px; letter-spacing: 1px; background: #f5f6f7; border-radius: 6px; padding: 6px 10px; display: inline-block; }
.otp { width: 100%; text-align: center; font-size: 26px; letter-spacing: 8px; padding: 10px; margin-bottom: 14px;
    border: 1.5px solid #dde3ea; border-radius: 8px; outline: none; }
.otp:focus { border-color: var(--primary); }
.back { background: none; border: 0; color: #6c7a8d; cursor: pointer; font-size: 13px; margin-top: 6px; }
.back:hover { color: var(--primary); }

@media (max-width: 640px) { .login-brand { display: none; } .login-form-area { padding: 32px 24px; } }