/* ===================
   island.css - 島図タブ専用
   =================== */

/* ヘッダー */
.island-header {
    text-align: center;
    margin-bottom: 20px;
}

.island-header h2 {
    margin: 0 0 5px 0;
    font-size: var(--font-size-xl);
}

.island-description {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* 日付ナビゲーション */
.island-date-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 15px;
}

.island-date-nav button {
    padding: 10px 15px;
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    cursor: pointer;
    font-size: var(--font-size-md);
    transition: background var(--transition-fast);
}

.island-date-nav button:hover:not(:disabled) {
    background: var(--primary-dark);
}

.island-date-nav button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.island-date-nav .current-date {
    font-size: var(--font-size-lg);
    font-weight: bold;
    min-width: 200px;
    text-align: center;
}

/* コントロール */
.island-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 15px;
    padding: 15px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    align-items: center;
}

.island-view-modes {
    display: flex;
    align-items: center;
    gap: 10px;
}

.island-mode-buttons {
    display: flex;
    gap: 4px;
}

.island-mode-btn {
    padding: 8px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.island-mode-btn:hover {
    background: var(--primary-dark);
    border-color: var(--primary-color);
}

.island-mode-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-hover);
    color: #fff;
}

.island-filters {
    display: flex;
    gap: 10px;
    margin-left: auto;
}

/* 凡例 */
.island-legend {
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    padding: 12px 15px;
    margin-bottom: 15px;
}

.legend-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.legend-items {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.legend-color {
    width: 18px;
    height: 18px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255,255,255,0.2);
    flex-shrink: 0;
}

.legend-label {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    white-space: nowrap;
}

.legend-hint {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* 島図マップ */
.island-map-container {
    overflow: auto;
    max-height: 80vh;
    padding: 10px;
    background: var(--bg-base);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    -webkit-overflow-scrolling: touch;
}

.island-map {
    min-width: fit-content;
}

/* エリア区切り */
.island-area {
    margin-bottom: 40px;
}

.island-area:last-child {
    margin-bottom: 0;
}

.island-area-title {
    font-size: var(--font-size-lg);
    font-weight: bold;
    color: var(--text-primary);
    padding: 10px 15px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    margin-bottom: 15px;
    border-left: 4px solid var(--primary-color);
}

/* 島リスト（縦並び） */
.island-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* 島ブロック */
.island-block {
    background: transparent;
}

/* 2段島：段同士の間隔は狭く */
.island-block.island-double .island-rows {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

/* 1段島 */
.island-block.island-single .island-rows {
    display: flex;
    flex-direction: column;
}

/* 縦並び島 */
.island-block.island-vertical .island-rows {
    flex-direction: row;
    gap: 2px;
}

.island-block.island-vertical .island-row {
    flex-direction: column;
    gap: 2px;
}

.island-row {
    display: flex;
    gap: 2px;
}

/* 台ユニット */
.island-unit {
    width: 44px;
    height: 48px;
    padding: 2px;
    border-radius: 3px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    border: 1px solid rgba(0, 0, 0, 0.15);
    text-align: center;
    overflow: hidden;
    flex-shrink: 0;
}

.island-unit:hover {
    transform: scale(1.12);
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}

.island-unit.no-data {
    cursor: default;
    opacity: 0.3;
}

.island-unit.no-data:hover {
    transform: none;
    box-shadow: none;
}

.unit-number {
    font-size: 10px;
    font-weight: bold;
    line-height: 1.2;
}

.unit-machine {
    font-size: 7px;
    line-height: 1.1;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    opacity: 0.9;
}

.unit-sub {
    font-size: 8px;
    font-weight: bold;
    line-height: 1.1;
    margin-top: 1px;
}

/* 台詳細モーダル */
.island-unit-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: var(--z-modal);
    justify-content: center;
    align-items: center;
}

.island-unit-modal.active {
    display: flex;
}

.island-unit-modal-content {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 400px;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.island-unit-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.island-unit-modal-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
}

.island-unit-modal-body {
    padding: 20px;
    overflow-y: auto;
}

.unit-detail-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.unit-detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--bg-base);
    border-radius: var(--radius-sm);
}

.unit-detail-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.unit-detail-value {
    font-size: var(--font-size-md);
    color: var(--text-primary);
    font-weight: 600;
    text-align: right;
}

.unit-detail-value .plus {
    color: var(--color-success);
}

.unit-detail-value .minus {
    color: var(--color-danger);
}

.unit-detail-tag {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: bold;
    border: 1px solid;
    margin: 2px;
}

.unit-detail-empty {
    text-align: center;
    padding: 30px;
    color: var(--text-muted);
}

/* レスポンシブ */
@media (max-width: 600px) {
    .island-date-nav {
        gap: 8px;
    }
    
    .island-date-nav button {
        padding: 8px 12px;
        font-size: var(--font-size-sm);
    }
    
    .island-date-nav .current-date {
        font-size: var(--font-size-md);
        min-width: 140px;
    }
    
    .island-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding: 10px;
    }
    
    .island-view-modes {
        flex-direction: column;
        align-items: stretch;
    }
    
    .island-mode-buttons {
        flex-wrap: wrap;
    }
    
    .island-mode-btn {
        flex: 1;
        text-align: center;
        padding: 10px 8px;
        min-width: 60px;
    }
    
    .island-filters {
        margin-left: 0;
    }
    
    .island-list {
        gap: 20px;
    }
    
    .island-area {
        margin-bottom: 30px;
    }
    
    .island-area-title {
        font-size: var(--font-size-md);
        padding: 8px 12px;
    }
    
    .island-unit {
        width: 38px;
        height: 42px;
    }
    
    .unit-number {
        font-size: 9px;
    }
    
    .unit-machine {
        font-size: 6px;
    }
    
    .unit-sub {
        font-size: 7px;
    }
    
    .legend-items {
        gap: 8px;
    }
    
    .legend-color {
        width: 14px;
        height: 14px;
    }
    
    .legend-label {
        font-size: var(--font-size-xs);
    }
    
    .island-unit-modal-content {
        max-width: 95%;
    }
}

@media (min-width: 1024px) {
    .island-unit {
        width: 48px;
        height: 52px;
    }
    
    .unit-number {
        font-size: 11px;
    }
    
    .unit-machine {
        font-size: 8px;
    }
    
    .unit-sub {
        font-size: 9px;
    }
    
    .island-list {
        gap: 26px;
    }
}

@media (min-width: 1400px) {
    .island-unit {
        width: 52px;
        height: 56px;
    }
    
    .unit-number {
        font-size: 12px;
    }
    
    .unit-machine {
        font-size: 9px;
    }
    
    .unit-sub {
        font-size: 10px;
    }
    
    .island-list {
        gap: 28px;
    }
}

/* スペーサー（空白マス） */
.island-unit.spacer {
    background: transparent;
    border: none;
    cursor: default;
    visibility: hidden;
}

.island-unit.spacer:hover {
    transform: none;
    box-shadow: none;
}

/* 日付セレクター */
.island-date-select-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 15px;
}

#islandDateSelect {
    min-width: 280px;
    max-width: 400px;
    padding: 10px 12px;
    font-size: var(--font-size-md);
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
}

#islandDateSelect:focus {
    outline: none;
    border-color: var(--border-focus);
}

@media (max-width: 600px) {
    #islandDateSelect {
        min-width: 100%;
        max-width: 100%;
    }
    
    .island-date-select-wrapper {
        padding: 0 10px;
    }
}