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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #e71e31 0%, #c41a2a 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            position: relative;
            overflow-x: hidden;
        }

        /* Animated background shapes */
        body::before,
        body::after {
            content: '';
            position: fixed;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            animation: float 20s infinite ease-in-out;
        }

        body::before {
            width: 300px;
            height: 300px;
            top: -100px;
            left: -100px;
        }

        body::after {
            width: 400px;
            height: 400px;
            bottom: -150px;
            right: -150px;
            animation-delay: -10s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-50px) rotate(180deg); }
        }

        .login-container {
            background: white;
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            overflow: visible;
            max-width: 450px;
            width: 100%;
            position: relative;
            z-index: 1;
            animation: slideUp 0.5s ease-out;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .login-header {
            background: linear-gradient(135deg, #e71e31 0%, #c41a2a 100%);
            padding: 40px 40px 30px;
            text-align: center;
            color: white;
        }

        .logo {
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .logo img {
            max-width: 120px;
            height: auto;
            filter: drop-shadow(0 4px 15px rgba(0, 0, 0, 0.2));
        }

        .login-header h1 {
            font-size: 28px;
            margin-bottom: 8px;
            font-weight: 700;
        }

        .login-header p {
            font-size: 15px;
            opacity: 0.95;
        }

        .login-form {
            padding: 40px;
        }

        .alert {
            padding: 12px 15px;
            border-radius: 10px;
            margin-bottom: 25px;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
            animation: slideDown 0.3s ease;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .alert-error {
            background: #ffebee;
            color: #c62828;
            border-left: 4px solid #c62828;
        }

        .alert-success {
            background: #e8f5e9;
            color: #2e7d32;
            border-left: 4px solid #2e7d32;
        }

        .form-group {
            margin-bottom: 25px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: #333;
            font-weight: 600;
            font-size: 14px;
        }

        .input-wrapper {
            position: relative;
        }

        .input-icon {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 18px;
            color: #999;
        }

        .form-group input {
            width: 100%;
            padding: 14px 15px 14px 45px;
            border: 2px solid #e0e0e0;
            border-radius: 10px;
            font-size: 15px;
            transition: all 0.3s ease;
        }

        .form-group input:focus {
            outline: none;
            border-color: #e71e31;
            box-shadow: 0 0 0 4px rgba(231, 30, 49, 0.1);
        }

        .forgot-password {
            text-align: right;
            margin-bottom: 25px;
        }

        .forgot-password a {
            color: #e71e31;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
        }

        .forgot-password a:hover {
            text-decoration: underline;
        }

        .login-btn {
            width: 100%;
            padding: 15px;
            background: linear-gradient(135deg, #e71e31 0%, #c41a2a 100%);
            color: white;
            border: none;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(231, 30, 49, 0.3);
        }

        .login-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(231, 30, 49, 0.4);
        }

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

        .divider {
            text-align: center;
            margin: 30px 0;
            position: relative;
        }

        .divider::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 1px;
            background: #e0e0e0;
        }

        .divider span {
            background: white;
            padding: 0 15px;
            color: #999;
            font-size: 14px;
            position: relative;
            z-index: 1;
        }

        .register-link {
            text-align: center;
            padding: 20px;
            background: #f8f9fa;
            border-radius: 10px;
        }

        .register-link p {
            color: #666;
            font-size: 14px;
            margin-bottom: 8px;
        }

        .register-link a {
            color: #e71e31;
            text-decoration: none;
            font-weight: 600;
            font-size: 15px;
        }

        .register-link a:hover {
            text-decoration: underline;
        }

        .admin-link {
            text-align: center;
            margin-top: 20px;
        }

        .admin-link a {
            color: #666;
            text-decoration: none;
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .admin-link a:hover {
            color: #e71e31;
        }

        .google-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            width: 100%;
            padding: 14px;
            background: white;
            color: #444;
            border: 2px solid #e0e0e0;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            margin-bottom: 20px;
        }

        .google-btn:hover {
            background: #f8f9fa;
            border-color: #d0d0d0;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

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

        .google-btn svg {
            flex-shrink: 0;
        }

        @media (max-width: 480px) {
            .login-container {
                border-radius: 15px;
            }

            .login-header {
                padding: 30px 20px 20px;
            }

            .login-form {
                padding: 30px 20px;
            }

            .logo img {
                max-width: 100px;
            }

            .login-header h1 {
                font-size: 24px;
            }
        }