/* Image Converter Styles */

/* Page Header */
.page-header {
    text-align: center;
    margin-bottom: 40px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 20px;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s;
}

.back-link:hover {
    color: var(--accent-color);
    background: var(--bg-primary);
    transform: translateX(-4px);
}

.back-link svg {
    width: 20px;
    height: 20px;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 10px 0;
}

.page-description {
    color: var(--text-secondary);
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
}

/* Converter Container */
.converter-container {
    max-width: 900px;
    margin: 0 auto;
}

/* Upload Section */
.upload-section {
    margin-bottom: 30px;
}

.upload-card {
    background: var(--card-bg);
    border-radius: 12px;
    border: 2px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s;
}

.upload-card:hover {
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.upload-area {
    padding: 60px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    margin: 20px;
}

.upload-area:hover {
    border-color: var(--accent-color);
    background: var(--bg-primary);
}

.upload-area.drag-over {
    border-color: var(--accent-color);
    background: rgba(59, 130, 246, 0.1);
}

.upload-area svg {
    width: 64px;
    height: 64px;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.upload-area h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.upload-area p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* Preview Section */
.preview-section {
    margin-bottom: 30px;
}

.preview-card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    border: 2px solid var(--border-color);
    transition: all 0.3s;
}

.preview-card:hover {
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.remove-btn {
    width: 36px;
    height: 36px;
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid #ef4444;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    color: #ef4444;
}

.remove-btn svg {
    width: 18px;
    height: 18px;
}

.remove-btn:hover {
    background: #ef4444;
    color: white;
    transform: scale(1.05);
}

.preview-image {
    background: var(--bg-primary);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    min-height: 200px;
    border: 2px solid var(--border-color);
}

.preview-image img {
    max-width: 100%;
    max-height: 400px;
    border-radius: 8px;
    object-fit: contain;
}

.image-info {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding: 16px;
    background: var(--bg-primary);
    border-radius: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.image-info span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.image-info strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Settings Section */
.settings-section {
    margin-bottom: 30px;
}

.settings-card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    border: 2px solid var(--border-color);
    margin-bottom: 20px;
    transition: all 0.3s;
}

.settings-card:hover {
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.section-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-label svg {
    width: 20px;
    height: 20px;
    color: var(--accent-color);
}

/* Format Grid */
.format-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 12px;
}

.format-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 12px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 600;
}

.format-btn svg {
    width: 28px;
    height: 28px;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.format-btn:hover {
    background: var(--card-bg);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.format-btn:hover svg {
    color: var(--accent-color);
}

.format-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.format-btn.active svg {
    color: white;
}

/* Quality Control */
.quality-control {
    display: flex;
    align-items: center;
    gap: 16px;
}

.quality-slider {
    flex: 1;
    height: 8px;
    background: var(--bg-primary);
    border-radius: 10px;
    outline: none;
    -webkit-appearance: none;
    border: 1px solid var(--border-color);
}

.quality-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.quality-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    box-shadow: 0 0 0 6px rgba(59, 130, 246, 0.15);
}

.quality-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--accent-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    transition: all 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.quality-slider::-moz-range-thumb:hover {
    transform: scale(1.15);
    box-shadow: 0 0 0 6px rgba(59, 130, 246, 0.15);
}

.quality-display {
    min-width: 55px;
    padding: 6px 14px;
    background: var(--accent-color);
    color: white;
    border-radius: 6px;
    font-weight: 700;
    text-align: center;
    font-size: 0.9375rem;
}

/* Resize Options */
.resize-options {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.resize-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-top: 12px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.number-input {
    padding: 12px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s;
}

.number-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Checkbox Options */
.option-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.option-checkbox:hover {
    border-color: var(--accent-color);
    background: var(--card-bg);
}

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

.checkbox-custom {
    width: 22px;
    height: 22px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s;
}

.option-checkbox input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.option-checkbox input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    color: white;
    font-size: 0.875rem;
    font-weight: 700;
}

.option-label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.option-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

/* Convert Button */
.convert-btn {
    width: 100%;
    padding: 16px 24px;
    background: var(--accent-color);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: all 0.3s;
    margin-bottom: 20px;
}

.convert-btn svg {
    width: 24px;
    height: 24px;
}

.convert-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

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

.convert-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Download Section */
.download-section {
    margin-bottom: 30px;
}

.download-card {
    background: var(--card-bg);
    padding: 40px 24px;
    border-radius: 12px;
    border: 2px solid var(--accent-color);
    text-align: center;
    transition: all 0.3s;
}

.download-card:hover {
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    animation: successPop 0.5s ease-out;
}

.success-icon svg {
    width: 48px;
    height: 48px;
    color: white;
    stroke-width: 3;
}

@keyframes successPop {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

.download-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.download-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.download-btn {
    width: 100%;
    padding: 16px 24px;
    background: var(--accent-color);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: all 0.3s;
    margin-bottom: 12px;
}

.download-btn svg {
    width: 24px;
    height: 24px;
}

.download-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.new-conversion-btn {
    width: 100%;
    padding: 14px 24px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.new-conversion-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

/* Info Panel */
.info-panel {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    padding: 20px;
    border-radius: 10px;
    border: 1px solid var(--accent-color);
}

.info-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 12px;
    font-size: 1rem;
}

.info-header svg {
    width: 20px;
    height: 20px;
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-list li {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    padding: 6px 0;
    padding-left: 24px;
    position: relative;
}

.info-list li::before {
    content: '•';
    position: absolute;
    left: 8px;
    color: var(--accent-color);
    font-weight: 700;
}

/* Responsive Design */
@media (max-width: 768px) {
    .format-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .resize-inputs {
        grid-template-columns: 1fr;
    }

    .upload-area {
        padding: 40px 20px;
    }

    .upload-area svg {
        width: 48px;
        height: 48px;
    }

    .page-title {
        font-size: 1.75rem;
    }

    .quality-control {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .quality-slider {
        height: 4px;
        border-width: 1px;
    }

    .quality-slider::-webkit-slider-thumb {
        width: 16px;
        height: 16px;
    }

    .quality-slider::-moz-range-thumb {
        width: 16px;
        height: 16px;
    }

    .quality-display {
        text-align: center;
        padding: 8px 14px;
        font-size: 0.875rem;
        min-width: auto;
        width: 100%;
        max-width: 120px;
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .format-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .settings-card {
        padding: 16px;
    }

    .preview-card {
        padding: 16px;
    }

    .download-card {
        padding: 30px 16px;
    }

    .success-icon {
        width: 64px;
        height: 64px;
    }

    .success-icon svg {
        width: 36px;
        height: 36px;
    }
}