/*
 * 画像編集ツール - ツール固有スタイルシート
 * SchITツール デザインシステム準拠
 *
 * 共通スタイルは ../7000_home/assets/css/common.css を使用
 */

/* ========================================
   アップロードエリア
======================================== */
.upload-section {
    background: var(--white);
    border-radius: 12px;
    padding: 3rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.upload-area {
    border: 3px dashed var(--border-light);
    border-radius: 12px;
    padding: 4rem 2rem;
    text-align: center;
    transition: border-color 0.3s, background-color 0.3s;
    cursor: pointer;
}

.upload-area:hover {
    border-color: var(--schit-blue);
    background-color: rgba(41, 144, 208, 0.05);
}

.upload-area.dragover {
    border-color: var(--schit-blue);
    background-color: rgba(41, 144, 208, 0.1);
}

.upload-icon {
    font-size: 4rem;
    color: var(--schit-blue);
    margin-bottom: 1rem;
}

.upload-area h2 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.upload-area p {
    color: var(--text-medium);
    margin-bottom: 0.5rem;
}

.upload-btn {
    background: var(--schit-blue);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 1.5rem;
}

.upload-btn:hover {
    background: var(--primary-blue);
}

/* ========================================
   編集エリア
======================================== */
.edit-section {
    display: none;
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.edit-section.active {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 2rem;
}

/* ========================================
   プレビューエリア
======================================== */
.preview-area {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--bg-light);
}

.preview-header h3 {
    color: var(--schit-blue);
    font-size: 1.3rem;
}

.preview-actions {
    display: flex;
    gap: 0.5rem;
}

.preview-canvas-container {
    background: #f0f0f0;
    border-radius: 8px;
    padding: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
    position: relative;
    overflow: visible;
}

#preview-canvas {
    max-width: 100%;
    max-height: 600px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.preview-info {
    display: flex;
    justify-content: space-between;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 6px;
    font-size: 0.9rem;
}

.preview-info-item {
    display: flex;
    flex-direction: column;
}

.preview-info-label {
    color: var(--text-medium);
    font-size: 0.8rem;
}

.preview-info-value {
    color: var(--text-dark);
    font-weight: 600;
}

/* ========================================
   ダウンロード設定
======================================== */
.download-settings {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 8px;
    border: 2px solid var(--border-color);
}

.download-settings h4 {
    color: var(--text-dark);
    font-size: 1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.download-settings .control-group {
    margin-bottom: 1rem;
}

.download-settings .control-group:last-of-type {
    margin-bottom: 1.5rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* 大きい画面では横並び */
@media (min-width: 768px) {
    .download-settings {
        display: flex;
        flex-wrap: wrap;
        align-items: flex-end;
        gap: 1rem;
    }

    .download-settings h4 {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .download-settings .control-group {
        flex: 1;
        min-width: 200px;
        margin-bottom: 0;
    }

    .download-settings .control-group:last-of-type {
        margin-bottom: 0;
    }

    .download-settings .btn-block {
        flex: 0 0 auto;
        width: auto;
        min-width: 180px;
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

/* ========================================
   コントロールパネル
======================================== */
.control-panel {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.control-tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid var(--bg-light);
}

.tab-btn {
    flex: 1;
    padding: 0.8rem 1rem;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--text-medium);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.tab-btn:hover {
    color: var(--schit-blue);
}

.tab-btn.active {
    color: var(--schit-blue);
    border-bottom-color: var(--schit-orange);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.control-group {
    margin-bottom: 1.5rem;
}

.control-group label {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.control-group select,
.control-group input[type="number"],
.control-group input[type="text"] {
    width: 100%;
    padding: 0.6rem;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    font-size: 0.95rem;
}

.control-group input[type="range"] {
    width: 100%;
}

.preset-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.preset-btn {
    padding: 0.7rem;
    background: var(--bg-light);
    border: 2px solid var(--border-light);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.85rem;
    text-align: center;
}

.preset-btn:hover {
    border-color: var(--schit-blue);
    background: rgba(41, 144, 208, 0.1);
}

.preset-btn.active {
    border-color: var(--schit-blue);
    background: var(--schit-blue);
    color: white;
}

.size-inputs {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0.5rem;
    align-items: center;
}

.size-inputs input {
    padding: 0.6rem;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    text-align: center;
}

.aspect-ratio-lock {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.aspect-ratio-lock input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--schit-blue);
}

.slider-container {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.slider-container input[type="range"] {
    flex: 1;
}

.slider-value {
    min-width: 50px;
    text-align: center;
    font-weight: 600;
    color: var(--schit-blue);
    user-select: none;
    transition: all 0.2s;
}

.slider-value[style*="cursor: pointer"]:hover {
    color: var(--schit-green);
    text-decoration: underline;
    transform: scale(1.1);
}

/* ========================================
   ボタン
======================================== */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--schit-blue);
    color: white;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
}

.btn-primary:hover {
    background: var(--primary-blue);
}

.btn-secondary {
    background: var(--text-medium);
    color: white;
}

.btn-secondary:hover {
    background: var(--text-dark);
}

.btn-success {
    background: var(--schit-green);
    color: white;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.btn-success:hover {
    background: #0f9856;
}

.btn-group {
    display: flex;
    gap: 0.5rem;
}

.btn-group .btn {
    flex: 1;
}

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

/* ========================================
   情報ボックス
======================================== */
.info-notice {
    background: rgba(41, 144, 208, 0.1);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(41, 144, 208, 0.2);
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.info-notice h4 {
    color: var(--schit-blue);
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-notice ul {
    margin-left: 1.5rem;
    margin-top: 0.5rem;
    list-style-type: disc;
}

.info-notice li {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

/* ========================================
   レスポンシブ
======================================== */
@media (max-width: 1024px) {
    .edit-section.active {
        grid-template-columns: 1fr;
    }

    .control-panel {
        order: -1;
    }
}

@media (max-width: 768px) {
    .upload-section {
        padding: 2rem 1rem;
    }

    .upload-area {
        padding: 2rem 1rem;
    }

    .upload-icon {
        font-size: 3rem;
    }

    .edit-section {
        padding: 1rem;
    }

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

    .tab-btn {
        font-size: 0.85rem;
        padding: 0.6rem 0.5rem;
    }

    .control-tabs {
        gap: 0.2rem;
    }
}

@media (max-width: 480px) {
    .size-inputs {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .size-inputs span {
        display: none;
    }
}