* { margin: 0; padding: 0; box-sizing: border-box; }
        
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #000;
    color: #fff;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
        }
        
        .login-container {
            width: 100%;
            max-width: 420px;
        }
        
        .logo {
            text-align: center;
            margin-bottom: 30px;
        }
        
        .logo img {
            height: 50px;
            filter: brightness(0) invert(1);
        }
        
.login-box {
    background: #111;
    border-radius: 16px;
    padding: 30px;
    border: 1px solid #222;
}
        
        /* Tabs */
        .tabs {
            display: flex;
            gap: 4px;
            margin-bottom: 25px;
            background: #000;
            border-radius: 10px;
            padding: 4px;
        }
        
        .tab {
            flex: 1;
            padding: 12px;
            background: transparent;
            border: none;
            color: #666;
            font-size: 0.95rem;
            font-weight: 500;
            cursor: pointer;
            border-radius: 8px;
            transition: all 0.2s;
        }
        
        .tab:hover {
            color: #999;
        }
        
        .tab.active {
            background: #222;
            color: #e8ff00;
        }
        
        /* Forms */
        .form-view {
            display: none;
        }
        
        .form-view.active {
            display: block;
        }
        
        h2 {
            font-size: 1.3rem;
            text-align: center;
            margin-bottom: 25px;
            color: #fff;
        }
        
        .form-group {
            margin-bottom: 18px;
        }
        
        label {
            display: block;
            margin-bottom: 8px;
            color: #888;
            font-size: 0.85rem;
        }
        
        input {
            width: 100%;
            padding: 14px 16px;
            background: #000;
            border: 1px solid #333;
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            transition: border-color 0.2s;
        }
        
        input:focus {
            outline: none;
            border-color: #e8ff00;
        }
        
        input::placeholder {
            color: #555;
        }
        
        .btn {
            width: 100%;
            padding: 14px;
            background: #e8ff00;
            color: #000;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
            margin-top: 8px;
        }
        
        .btn:hover {
            background: #d4eb00;
            transform: translateY(-1px);
        }
        
        .btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
        }
        
        .btn-secondary {
            background: #222;
            color: #fff;
            margin-top: 12px;
        }
        
        .btn-secondary:hover {
            background: #333;
        }
        
        /* Messages */
        .message {
            padding: 12px;
            border-radius: 8px;
            margin-bottom: 20px;
            display: none;
            font-size: 0.9rem;
        }
        
        .message.error {
            background: rgba(255, 50, 50, 0.1);
            border: 1px solid rgba(255, 50, 50, 0.3);
            color: #ff6b6b;
        }
        
        .message.success {
            background: rgba(50, 255, 50, 0.1);
            border: 1px solid rgba(50, 255, 50, 0.3);
            color: #6bff6b;
        }
        
        /* Links */
        .form-links {
            margin-top: 20px;
            text-align: center;
        }
        
        .form-links a {
            color: #666;
            text-decoration: none;
            font-size: 0.85rem;
            transition: color 0.2s;
        }
        
        .form-links a:hover {
            color: #e8ff00;
        }
        
        .back-link {
            text-align: center;
            margin-top: 20px;
        }
        
        .back-link a {
            color: #666;
            text-decoration: none;
            font-size: 0.9rem;
        }
        
        .back-link a:hover {
            color: #e8ff00;
        }
        
        /* Password visibility toggle */
        .password-wrapper {
            position: relative;
        }
        
        .password-toggle {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: #666;
            cursor: pointer;
            font-size: 1.1rem;
            padding: 4px;
        }
        
        .password-toggle:hover {
            color: #e8ff00;
        }
        
        /* Divider */
        .divider {
            display: flex;
            align-items: center;
            margin: 20px 0;
            color: #444;
            font-size: 0.85rem;
        }
        
        .divider::before, .divider::after {
            content: '';
            flex: 1;
            height: 1px;
            background: #333;
        }
        
        .divider span {
            padding: 0 15px;
        }
        
        /* Hint text */
        .hint {
            font-size: 0.8rem;
            color: #666;
            margin-top: 6px;
        }