/* 파비콘 생성기 스타일 */

.favicon-generator {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 30px;
    margin-bottom: 50px;
}

/* 미리보기 섹션 */
.preview-section {
    background: var(--bg-light);
    padding: 25px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.preview-section .section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.preview-container {
    background: #1a1a1a;
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    justify-items: center;
}

.preview-item {
    text-align: center;
}

.preview-label {
    font-size: 0.85rem;
    color: #888;
    margin-bottom: 8px;
}

.preview-item {
    position: relative;
}

.preview-item canvas {
    border: 2px solid #333;
    border-radius: 4px;
    background: white;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    display: block;
}

/* 작은 크기 캔버스 확대 표시 */
.preview-item canvas[width="16"] {
    width: 64px;
    height: 64px;
    image-rendering: pixelated;
}

.preview-item canvas[width="32"] {
    width: 64px;
    height: 64px;
    image-rendering: pixelated;
}

.preview-item canvas[width="48"] {
    width: 96px;
    height: 96px;
    image-rendering: pixelated;
}

.preview-item canvas[width="180"] {
    width: 180px;
    height: 180px;
}

.preview-item canvas[width="192"] {
    width: 192px;
    height: 192px;
}

.preview-item canvas[width="512"] {
    width: 256px;
    height: 256px;
    max-width: 100%;
}

.download-section {
    display: flex;
    gap: 10px;
}

.download-section .btn {
    flex: 1;
}

/* 설정 패널 */
.controls-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    padding-right: 10px;
}

.controls-section::-webkit-scrollbar {
    width: 6px;
}

.controls-section::-webkit-scrollbar-track {
    background: var(--bg-light);
    border-radius: 3px;
}

.controls-section::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.controls-section::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.control-panel {
    background: var(--bg-light);
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.panel-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

/* 폼 요소 */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: var(--bg-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(45, 45, 45, 0.1);
}

.helper-text {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* 색상 입력 */
.color-input-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.color-input-wrapper input[type="color"] {
    width: 50px;
    height: 36px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    cursor: pointer;
    padding: 2px;
}

.color-input-wrapper .color-value {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 배경 유형 버튼 */
.bg-type-buttons {
    display: flex;
    gap: 8px;
}

.bg-type-btn {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    background: var(--bg-white);
    border-radius: var(--radius);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.bg-type-btn:hover {
    border-color: var(--primary-color);
}

.bg-type-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 프리셋 색상 */
.preset-colors,
.preset-gradients {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
    align-items: center;
}

.preset-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-right: 5px;
}

.preset-color,
.preset-gradient {
    width: 28px;
    height: 28px;
    border: 2px solid var(--bg-white);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.preset-color:hover,
.preset-gradient:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.preset-gradient {
    border-radius: 6px;
    width: 36px;
}

/* 이모지 선택기 */
.emoji-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 10px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    max-height: 120px;
    overflow-y: auto;
}

.emoji-btn {
    width: 36px;
    height: 36px;
    border: 1px solid transparent;
    background: transparent;
    border-radius: var(--radius);
    font-size: 1.3rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.emoji-btn:hover {
    background: var(--bg-light);
    border-color: var(--border-color);
}

.emoji-btn.selected {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* 크기 선택 */
.size-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.size-options label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
}

.size-options input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

/* 체크박스 스타일 */
.form-group label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin-right: 8px;
    vertical-align: middle;
    accent-color: var(--primary-color);
}

/* 정보 섹션 */
.info-section {
    margin-top: 50px;
    padding-top: 50px;
    border-top: 2px solid var(--border-color);
}

.info-section h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 30px;
    text-align: center;
}

.info-card {
    background: var(--bg-light);
    padding: 25px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.info-card h3 {
    font-size: 1.3rem;
    color: #2d2d2d;
    margin-bottom: 15px;
}

.info-card p,
.info-card li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 10px;
}

.info-card ul {
    margin-left: 20px;
}

.info-card li {
    margin-bottom: 8px;
}

.info-card pre {
    background: #2d2d2d;
    color: #f8f8f2;
    padding: 15px;
    border-radius: var(--radius);
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.5;
}

.info-card code {
    font-family: 'Courier New', monospace;
}

/* 반응형 */
@media (max-width: 1200px) {
    .favicon-generator {
        grid-template-columns: 1fr;
    }

    .controls-section {
        max-height: none;
        overflow-y: visible;
        padding-right: 0;
    }

    .preview-section {
        order: 1;
    }

    .controls-section {
        order: 2;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .preview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .controls-section {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .bg-type-buttons {
        flex-direction: column;
    }

    .preview-container {
        padding: 15px;
    }

    .preview-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .download-section {
        flex-direction: column;
    }

    .info-section h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .control-panel {
        padding: 15px;
    }

    .panel-title {
        font-size: 1rem;
    }

    .emoji-picker {
        max-height: 100px;
    }

    .emoji-btn {
        width: 32px;
        height: 32px;
        font-size: 1.1rem;
    }

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