/* CalWhat Calculator Platform - FoundationShadeCalculator Specific Styles */
/* This file contains calculator-specific styles */

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

        .form-label {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            margin-bottom: 8px;
            color: #2d3748;
            font-size: 0.95rem;
        }

            .form-label i {
                color: #ec4899;
            }

            .form-label .tooltip-icon {
                cursor: help;
                color: #a0aec0;
                font-size: 0.9rem;
            }

        .form-input {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #48bb78;
            border-radius: 12px;
            font-size: 1rem;
            transition: all 0.3s ease;
            background: white;
        }

            .form-input:focus {
                outline: none;
                border-color: #ec4899;
                box-shadow: 0 0 0 3px rgba(236, 72, 153, 0.1);
            }

        .radio-group {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
        }

        .radio-option {
            flex: 1;
            min-width: 120px;
        }

            .radio-option input[type="radio"] {
                display: none;
            }

            .radio-option label {
                display: block;
                padding: 12px 20px;
                border: 2px solid #e2e8f0;
                border-radius: 12px;
                text-align: center;
                cursor: pointer;
                transition: all 0.3s ease;
                font-weight: 500;
                background: white;
            }

                .radio-option label:hover {
                    border-color: #ec4899;
                    background: #fff5f7;
                }

            .radio-option input[type="radio"]:checked + label {
                background: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
                color: white;
                border-color: transparent;
                box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
            }

        .slider-container {
            padding: 10px 0;
        }

        .slider {
            width: 100%;
            height: 8px;
            border-radius: 5px;
            background: linear-gradient(90deg, #fdf4dc 0%, #fddfc8 25%, #f3c6a4 50%, #c68b59 75%, #8d5524 100%);
            outline: none;
            -webkit-appearance: none;
        }

            .slider::-webkit-slider-thumb {
                -webkit-appearance: none;
                appearance: none;
                width: 24px;
                height: 24px;
                border-radius: 50%;
                background: white;
                border: 3px solid #ec4899;
                cursor: pointer;
                box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
            }

            .slider::-moz-range-thumb {
                width: 24px;
                height: 24px;
                border-radius: 50%;
                background: white;
                border: 3px solid #ec4899;
                cursor: pointer;
                box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
            }

        .skin-depth-display {
            text-align: center;
            font-size: 1.1rem;
            font-weight: 600;
            color: #2d3748;
            margin-top: 10px;
        }

        .skin-color-preview {
            width: 100%;
            height: 120px;
            border-radius: 16px;
            margin-top: 20px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
            border: 3px solid white;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

            .skin-color-preview::after {
                content: '';
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 50%, rgba(0,0,0,0.1) 100%);
                pointer-events: none;
            }

        .preview-label {
            text-align: center;
            margin-top: 10px;
            font-size: 0.9rem;
            color: #718096;
            font-weight: 500;
        }

        .results-card {
            background: linear-gradient(135deg, #fff5f7 0%, #fef3f5 100%);
            border-radius: 16px;
            padding: 25px;
            margin-bottom: 15px;
        }

        .result-header {
            text-align: center;
            margin-bottom: 20px;
        }

            .result-header h3 {
                font-size: 1.2rem;
                color: #2d3748;
                margin-bottom: 10px;
            }

        .undertone-badge {
            display: inline-block;
            padding: 10px 24px;
            border-radius: 20px;
            font-size: 1.3rem;
            font-weight: 700;
            margin: 10px 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .undertone-warm {
            background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
            color: white;
        }

        .undertone-cool {
            background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
            color: white;
        }

        .undertone-neutral {
            background: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 100%);
            color: white;
        }

        .undertone-olive {
            background: linear-gradient(135deg, #86efac 0%, #22c55e 100%);
            color: white;
        }

        .shade-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
            margin-bottom: 20px;
        }

        @media (min-width: 576px) {
            .shade-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (min-width: 992px) {
            .shade-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        .shade-card {
            background: white;
            border-radius: 12px;
            padding: 20px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

            .shade-card:hover {
                transform: translateY(-3px);
                box-shadow: 0 4px 16px rgba(236, 72, 153, 0.2);
            }

            .shade-card .brand-name {
                font-size: 0.9rem;
                color: #718096;
                margin-bottom: 8px;
                font-weight: 600;
                text-transform: uppercase;
            }

            .shade-card .shade-value {
                font-size: 1.8rem;
                font-weight: 700;
                background: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
                -webkit-background-clip: text;
                -webkit-text-fill-color: transparent;
                background-clip: text;
                margin-bottom: 5px;
            }

            .shade-card .shade-desc {
                font-size: 0.85rem;
                color: #4a5568;
                line-height: 1.5;
            }

     

        .undertone-guide {
            background: white;
            border-radius: 16px;
            padding: 30px;
            margin-top: 30px;
        }

            .undertone-guide h3 {
                text-align: center;
                font-size: 1.5rem;
                margin-bottom: 10px;
                background: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
                -webkit-background-clip: text;
                -webkit-text-fill-color: transparent;
                background-clip: text;
            }

            .undertone-guide .subtitle {
                text-align: center;
                color: #718096;
                margin-bottom: 30px;
            }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }

        .guide-card {
            text-align: center;
            padding: 25px;
            background: #fff5f7;
            border-radius: 12px;
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }

            .guide-card:hover {
                transform: translateY(-5px);
                box-shadow: 0 4px 12px rgba(236, 72, 153, 0.2);
                border-color: #ec4899;
            }

            .guide-card .guide-icon {
                font-size: 3rem;
                margin-bottom: 15px;
            }

            .guide-card .guide-title {
                font-weight: 700;
                font-size: 1.2rem;
                color: #2d3748;
                margin-bottom: 10px;
            }

            .guide-card .guide-desc {
                color: #718096;
                font-size: 0.9rem;
                line-height: 1.6;
            }

        .tips-section {
            background: white;
            border-radius: 16px;
            padding: 30px;
            margin-top: 30px;
        }

            .tips-section h3 {
                text-align: center;
                font-size: 1.5rem;
                margin-bottom: 25px;
                background: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
                -webkit-background-clip: text;
                -webkit-text-fill-color: transparent;
                background-clip: text;
            }

        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 15px;
        }

        .tip-item {
            background: #fff5f7;
            padding: 15px 20px;
            border-radius: 12px;
            border-left: 4px solid #ec4899;
            font-size: 0.95rem;
            color: #2d3748;
            line-height: 1.6;
        }

        .seo-content {
            margin-top: 50px;
            padding: 40px 0;
        }

            .seo-content h2 {
                font-size: 1.8rem;
                margin-bottom: 20px;
                color: #2d3748;
                border-bottom: 3px solid #ec4899;
                padding-bottom: 10px;
            }

            .seo-content h3 {
                font-size: 1.3rem;
                margin-top: 30px;
                margin-bottom: 15px;
                color: #4a5568;
            }

            .seo-content h4 {
                font-size: 1.1rem;
                margin-top: 20px;
                margin-bottom: 10px;
                color: #4a5568;
            }

            .seo-content p {
                line-height: 1.8;
                color: #4a5568;
                margin-bottom: 15px;
            }

            .seo-content ul {
                margin-left: 20px;
                margin-bottom: 20px;
            }

                .seo-content ul li {
                    margin-bottom: 10px;
                    line-height: 1.6;
                    color: #4a5568;
                }

        .info-box {
            background: #fff5f7;
            border-left: 4px solid #ec4899;
            padding: 12px 15px;
            border-radius: 8px;
            font-size: 0.9rem;
            color: #2d3748;
            margin-top: 10px;
        }

        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-20px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (max-width: 768px) {
            .page-header h1 {
                font-size: 2rem;
            }

            .page-header .subtitle {
                font-size: 0.95rem;
            }

            .glass-card {
                padding: 20px;
            }

            .guide-grid {
                grid-template-columns: 1fr;
            }

            .tips-grid {
                grid-template-columns: 1fr;
            }
        }