/* Toast Container */
        .toast-container {
            position: fixed;
            top: 20px;
            right: 20px;
            z-index: 999999;
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 400px;
        }

        /* Base Toast Styles */
        .toast {
            background: white;
            border-radius: 5px;
            padding: 16px 20px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
            display: flex;
            align-items: center;
            gap: 12px;
            transform: translateX(400px);
            opacity: 0;
            transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            border-left: 4px solid;
            position: relative;
            overflow: hidden;
        }

        .toast.show {
            transform: translateX(0);
            opacity: 1;
        }

        .toast.hide {
            transform: translateX(400px);
            opacity: 0;
        }

        /* Toast Types */
        .toast.error {
            border-left-color: #ef4444;
            background: linear-gradient(135deg, #fef2f2 0%, #ffffff 100%);
        }

        .toast.success {
            border-left-color: #10b981;
            background: linear-gradient(135deg, #f0fdf4 0%, #ffffff 100%);
        }

        .toast.warning {
            border-left-color: #f59e0b;
            background: linear-gradient(135deg, #fffbeb 0%, #ffffff 100%);
        }

        .toast.info {
            border-left-color: #3b82f6;
            background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
        }

        /* Toast Icon */
        .toast-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 14px;
            color: white;
        }

        .toast.error .toast-icon {
            background: #ef4444;
        }

        .toast.success .toast-icon {
            background: #10b981;
        }

        .toast.warning .toast-icon {
            background: #f59e0b;
        }

        .toast.info .toast-icon {
            background: #3b82f6;
        }

        /* Toast Content */
        .toast-content {
            flex: 1;
        }

        .toast-title {
            font-weight: 600;
            font-size: 14px;
            margin-bottom: 4px;
            color: #1f2937;
        }

        .toast-message {
            font-size: 13px;
            color: #6b7280;
            line-height: 1.4;
        }

        /* Close Button */
        .toast-close {
            background: none;
            border: none;
            color: #9ca3af;
            cursor: pointer;
            padding: 4px;
            border-radius: 4px;
            transition: all 0.2s;
            flex-shrink: 0;
        }

        .toast-close:hover {
            background: #f3f4f6;
            color: #6b7280;
        }

        /* Progress Bar */
        .toast-progress {
            position: absolute;
            bottom: 0;
            left: 0;
            height: 3px;
            background: rgba(0, 0, 0, 0.1);
            border-radius: 0 0 12px 12px;
            transform-origin: left;
            animation: progress 5s linear forwards;
        }

        .toast.error .toast-progress {
            background: #ef4444;
        }

        .toast.success .toast-progress {
            background: #10b981;
        }

        .toast.warning .toast-progress {
            background: #f59e0b;
        }

        .toast.info .toast-progress {
            background: #3b82f6;
        }

        @keyframes progress {
            from {
                transform: scaleX(1);
            }
            to {
                transform: scaleX(0);
            }
        }