:root {
            --primary: #ff4757;
            --primary-light: rgba(255, 71, 87, 0.1);
            --secondary: #2f3542;
            --light: #f8f9fa;
            --lighter: #ffffff;
            --dark: #212529;
            --gray: #adb5bd;
            --light-gray: #e9ecef;
            --success: #2ed573;
            --warning: #ffa502;
            --info: #1e90ff;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
            --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            --border-radius: 12px;
            --border-radius-sm: 8px;
            --sidebar-width: 250px;
            --bottom-nav-height: 60px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: var(--light);
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 20px;
        }

        .login-container {
            background-color: var(--lighter);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-lg);
            width: 100%;
            max-width: 400px;
            padding: 40px;
            position: relative;
            overflow: hidden;
        }

        .login-header {
            text-align: center;
            margin-bottom: 30px;
        }

        .login-header h1 {
            color: var(--secondary);
            font-size: 24px;
            margin-bottom: 10px;
        }

        .login-header p {
            color: var(--gray);
            font-size: 14px;
        }

        .login-form .form-group {
            margin-bottom: 20px;
        }

        .login-form label {
            display: block;
            margin-bottom: 8px;
            color: var(--secondary);
            font-size: 14px;
            font-weight: 500;
        }

        .login-form input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--light-gray);
            border-radius: var(--border-radius-sm);
            font-size: 14px;
            transition: var(--transition);
        }

        .login-form input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px var(--primary-light);
        }

        .remember-me {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }

        .remember-me input {
            width: auto;
            margin-right: 10px;
        }

        .remember-me label {
            margin-bottom: 0;
            color: var(--secondary);
        }

        .login-btn {
            width: 100%;
            padding: 12px;
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: var(--border-radius-sm);
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .login-btn:hover {
            background-color: #ff3345;
            transform: translateY(-2px);
        }

        .login-btn:disabled {
            background-color: var(--gray);
            cursor: not-allowed;
            transform: none;
        }

        .loading-spinner {
            display: none;
            width: 20px;
            height: 20px;
            border: 3px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            border-top-color: white;
            animation: spin 1s ease-in-out infinite;
            margin-left: 10px;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        .logistics-loader {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background-color: var(--light-gray);
            overflow: hidden;
            display: none;
        }

        .logistics-loader::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            width: 100%;
            background-color: var(--primary);
            animation: logistics-move 2s linear infinite;
            background-image: linear-gradient(
                to right,
                var(--primary),
                var(--warning),
                var(--success),
                var(--info),
                var(--primary)
            );
            background-size: 400% 100%;
        }

        @keyframes logistics-move {
            0% {
                transform: translateX(-100%);
            }
            100% {
                transform: translateX(100%);
            }
        }

        /* Toast notification */
        .toast {
            position: fixed;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%) translateY(100px);
            background-color: var(--secondary);
            color: white;
            padding: 12px 20px;
            border-radius: var(--border-radius-sm);
            box-shadow: var(--shadow-md);
            z-index: 1000;
            opacity: 0;
            transition: var(--transition);
            max-width: 90%;
            text-align: center;
        }

        .toast.show {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }

        .toast.error {
            background-color: var(--primary);
        }

        .toast.success {
            background-color: var(--success);
        }

        /* Logistics branding */
        .logo {
            text-align: center;
            margin-bottom: 30px;
        }

        .logo span {
            display: inline-block;
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            position: relative;
        }

        .logo span::after {
            
            position: absolute;
            right: -75px;
            color: var(--secondary);
            font-weight: 400;
        }

        @media (max-width: 480px) {
            .login-container {
                padding: 30px 20px;
            }
            
            .logo span::after {
                display: none;
            }
        }


        .verification-container {
            display: none;
            text-align: center;
        }
        
        .code-inputs {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
        }
        
        .code-input {
            width: 40px;
            height: 50px;
            text-align: center;
            font-size: 24px;
            border: 2px solid #ddd;
            border-radius: 8px;
            transition: all 0.3s;
        }
        
        .code-input:focus {
            border-color: #007bff;
            outline: none;
            box-shadow: 0 0 5px rgba(0, 123, 255, 0.3);
        }
        
        .resend-link {
            color: #007bff;
            cursor: pointer;
            margin-top: 15px;
            display: inline-block;
        }
        
        .resend-link:hover {
            text-decoration: underline;
        }
        
        .resend-link.disabled {
            color: #999;
            cursor: not-allowed;
        }
        
        .forgot-password-link {
            text-align: center;
            margin-top: 15px;
        }
        
        .forgot-password-link a {
            color: #007bff;
            text-decoration: none;
        }
        
        .forgot-password-link a:hover {
            text-decoration: underline;
        }
        
        .back-to-login {
            text-align: center;
            margin-top: 15px;
        }
        
        .back-to-login a {
            color: #007bff;
            text-decoration: none;
        }
        
        .back-to-login a:hover {
            text-decoration: underline;
        }
        .password-input-container {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: #666;
    font-size: 16px;
    padding: 5px;
}

.toggle-password:hover {
    color: #333;
}