:root {
            --color-primary: #d4af37;
            --color-dark: #1a1a1a;
            --color-light: #f8f9fa;
            --color-white: #ffffff;
            --color-gray: #6c757d;
            --color-light-gray: #e9ecef;
            --spacing: 16px;
            --border-radius: 8px;
            --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--color-light);
            color: var(--color-dark);
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../imgs/cross.jpg');
            background-size: cover;
            background-position: center;
        }

        .login-container {
            width: 100%;
            max-width: 450px;
            padding: calc(var(--spacing) * 2);
        }

        .login-card {
            background-color: var(--color-white);
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            overflow: hidden;
            animation: fadeIn 0.5s ease;
        }

        .login-header {
            background-color: var(--color-dark);
            color: var(--color-white);
            padding: calc(var(--spacing) * 1.5);
            text-align: center;
            position: relative;
        }

        .login-header::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background-color: var(--color-primary);
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--color-primary);
            margin-bottom: calc(var(--spacing) / 2);
        }

        .login-title {
            font-size: 1.5rem;
            margin-bottom: calc(var(--spacing) / 4);
        }

        .login-subtitle {
            font-size: 0.9rem;
            color: var(--color-light-gray);
        }

        .login-body {
            padding: calc(var(--spacing) * 1.5);
        }

        .form-group {
            margin-bottom: var(--spacing);
            position: relative;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--color-dark);
        }

        .input-with-icon {
            position: relative;
        }

        .input-with-icon i {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-gray);
        }

        .form-control {
            width: 100%;
            padding: 12px 12px 12px 40px;
            border: 1px solid var(--color-light-gray);
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
        }

        .forgot-password {
            display: block;
            text-align: right;
            font-size: 0.85rem;
            color: var(--color-gray);
            text-decoration: none;
            margin-top: -10px;
            margin-bottom: var(--spacing);
            transition: color 0.3s;
        }

        .forgot-password:hover {
            color: var(--color-primary);
        }

        .login-btn {
            width: 100%;
            padding: 14px;
            background-color: var(--color-primary);
            color: var(--color-dark);
            border: none;
            border-radius: var(--border-radius);
            font-size: 1rem;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.3s, transform 0.3s;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
        }

        .login-btn:hover {
            background-color: #e6c44d;
            transform: translateY(-2px);
        }

        .login-btn:active {
            transform: translateY(0);
        }

        .divider {
            display: flex;
            align-items: center;
            margin: var(--spacing) 0;
            color: var(--color-gray);
            font-size: 0.9rem;
        }

        .divider::before,
        .divider::after {
            content: '';
            flex: 1;
            border-bottom: 1px solid var(--color-light-gray);
        }

        .divider::before {
            margin-right: 10px;
        }

        .divider::after {
            margin-left: 10px;
        }

        .social-login {
            display: flex;
            justify-content: center;
            gap: var(--spacing);
            margin-bottom: var(--spacing);
        }

        .social-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            color: var(--color-white);
            font-size: 1.2rem;
            cursor: pointer;
            transition: transform 0.3s;
        }

        .social-btn:hover {
            transform: translateY(-3px);
        }

        .facebook {
            background-color: #3b5998;
        }

        .google {
            background-color: #db4437;
        }

        .twitter {
            background-color: #1da1f2;
        }

        .login-footer {
            text-align: center;
            padding-top: var(--spacing);
            border-top: 1px solid var(--color-light-gray);
            margin-top: var(--spacing);
        }

        .login-footer p {
            color: var(--color-gray);
            font-size: 0.9rem;
        }

        .login-footer a {
            color: var(--color-primary);
            font-weight: 500;
            text-decoration: none;
            transition: color 0.3s;
        }

        .login-footer a:hover {
            color: var(--color-dark);
            text-decoration: underline;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (max-width: 480px) {
            .login-container {
                padding: var(--spacing);
            }

            .login-card {
                border-radius: 0;
            }
        }