/* ================================================
   ダッシュボード - ダークテーマ
================================================ */

:root {
    /* ダークカラーパレット */
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --bg-card: #1e1e1e;
    --bg-hover: #2a2a2a;

    /* テキストカラー */
    --text-primary: #f5f5f5;
    --text-secondary: #b0b0b0;
    --text-tertiary: #808080;

    /* アクセントカラー */
    --accent-primary: #ff6b35;
    --accent-secondary: #ff8c5a;
    --accent-success: #10b981;
    --accent-warning: #f59e0b;
    --accent-info: #3b82f6;
    --accent-danger: #ef4444;

    /* ボーダー */
    --border-color: #333333;
    --border-light: #2a2a2a;

    /* シャドウ */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);

    /* サイズ */
    --sidebar-width: 280px;
    --header-height: 80px;
    --border-radius: 12px;
    --border-radius-lg: 16px;

    /* トランジション */
    --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ================================================
   サイドバー
================================================ */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: transform 0.3s ease;
}

/* モバイルメニューボタン */
.mobile-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    cursor: pointer;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1500;
    transition: var(--transition-base);
}

.mobile-menu-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* サイドバーオーバーレイ */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1400;
    backdrop-filter: blur(4px);
}

.sidebar-header {
    padding: 2rem 1.5rem;
    border-bottom: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo i {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
}

.sidebar-nav {
    flex: 1;
    padding: 1.5rem 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1.5rem;
    margin: 0.25rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition-base);
    font-weight: 500;
    position: relative;
}

.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.15), rgba(255, 140, 90, 0.15));
    color: var(--accent-primary);
    border-left: 3px solid var(--accent-primary);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

/* サイト選択セクション */
.nav-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.nav-section-title {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 1.5rem;
    margin: 0 1rem;
    color: var(--text-tertiary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.nav-subitem {
    padding-left: 2.5rem;
    font-size: 0.875rem;
}

.nav-badge {
    margin-left: auto;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.25rem 0.625rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.nav-item.active .nav-badge {
    background: rgba(255, 107, 53, 0.3);
    color: var(--accent-primary);
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 0;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
}

.user-details {
    flex: 1;
}

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

.user-role {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.logout-btn {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-base);
    cursor: pointer;
    text-decoration: none;
}

.logout-btn:hover {
    background: var(--accent-danger);
    border-color: var(--accent-danger);
    color: white;
}

/* ================================================
   メインコンテンツ
================================================ */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    padding: 2rem;
}

.dashboard-header {
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.header-left h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-subtitle {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.refresh-btn {
    padding: 0.75rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-base);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.refresh-btn i {
    transition: transform 0.3s ease;
}

.refresh-btn:hover i {
    transform: rotate(180deg);
}

/* ================================================
   統計カード
================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: var(--transition-base);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-primary);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-card-primary .stat-icon {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.2), rgba(255, 140, 90, 0.2));
    color: var(--accent-primary);
}

.stat-card-success .stat-icon {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(52, 211, 153, 0.2));
    color: var(--accent-success);
}

.stat-card-info .stat-icon {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(96, 165, 250, 0.2));
    color: var(--accent-info);
}

.stat-card-warning .stat-icon {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(251, 191, 36, 0.2));
    color: var(--accent-warning);
}

.stat-content {
    flex: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-change {
    font-size: 0.8125rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--text-tertiary);
}

.stat-change.positive {
    color: var(--accent-success);
}

.stat-change.warning {
    color: var(--accent-warning);
}

/* ================================================
   タブ
================================================ */
.tabs-container {
    margin-bottom: 2rem;
}

.tabs {
    display: flex;
    gap: 0.5rem;
    background: var(--bg-secondary);
    padding: 0.5rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    overflow-x: auto;
}

.tab-btn {
    flex-shrink: 0;
    padding: 0.875rem 1.5rem;
    background: transparent;
    border: none;
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
    font-weight: 600;
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.tab-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: var(--shadow-md);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* ================================================
   セクション間のスペーシング
================================================ */
.content-card + .content-card.full-width {
    margin-top: 2rem;
}

.content-grid + .content-card.full-width {
    margin-top: 2rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================================================
   コンテンツカード
================================================ */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.content-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.content-card.full-width {
    grid-column: 1 / -1;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-header i {
    color: var(--accent-primary);
}

.card-body {
    padding: 1.5rem;
}

.card-body canvas {
    max-height: 300px;
}

/* ================================================
   テーブル
================================================ */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--bg-tertiary);
}

.data-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.data-table tbody tr {
    transition: var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--bg-hover);
}

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

.badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--accent-warning);
}

/* ================================================
   ページネーション
================================================ */
.pagination-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}
.pagination-total {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}
.pagination-list {
    list-style: none;
    display: flex;
    gap: 0.4rem;
    margin: 0;
    padding: 0;
}
.page-item {}
.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
    font-weight: 600;
}
.page-link:hover { 
    color: var(--text-primary);
    border-color: var(--text-secondary);
    background: var(--bg-hover);
}
.page-item.active .page-link {
    color: #fff;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-color: transparent;
    box-shadow: var(--shadow-md);
}
.page-link.disabled, .page-item.disabled .page-link {
    pointer-events: none;
    opacity: 0.5;
}

/* ================================================
   ステータスリスト
================================================ */
.status-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.status-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.status-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.status-name {
    font-weight: 600;
    color: var(--text-primary);
}

.status-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.status-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.status-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 4px;
    transition: width 0.6s ease;
}

/* ================================================
   テーブルの見やすさ改善
================================================ */
.data-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
    font-size: 0.9375rem;
    white-space: normal;
    word-wrap: break-word;
    word-break: break-word;
    line-height: 1.6;
    vertical-align: top;
}

.data-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    white-space: normal;
    word-wrap: break-word;
    vertical-align: top;
}

.data-table tbody tr {
    transition: var(--transition-fast);
    border-bottom: 1px solid var(--border-light);
}

.data-table tbody tr:last-child {
    border-bottom: none;
}

/* テーブルセルの改行対応 */
.data-table td[style*="white-space: pre-wrap"] {
    white-space: pre-wrap !important;
    word-wrap: break-word !important;
    max-width: 300px;
}

/* ================================================
   レスポンシブ - タブレット（768px - 1024px）
================================================ */
@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 1.25rem;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1.25rem;
    }

    .main-content {
        padding: 1.5rem;
    }

    .sidebar {
        width: 240px;
    }

    .data-table {
        font-size: 0.875rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.875rem 0.75rem;
    }
}

/* ================================================
   レスポンシブ - モバイル（480px - 768px）
================================================ */
@media (max-width: 768px) {
    /* サイドバーのモバイル対応 */
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 2000;
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    /* モバイルメニューボタン */
    .mobile-menu-btn {
        display: flex !important;
    }

    .sidebar-overlay {
        display: block !important;
    }

    .main-content {
        margin-left: 0;
        padding: 1rem;
        padding-top: 4rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .content-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .tabs {
        flex-direction: row;
        gap: 0.25rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 0.375rem;
    }

    .tab-btn {
        padding: 0.625rem 0.875rem;
        font-size: 0.875rem;
        white-space: nowrap;
    }

    .dashboard-header {
        flex-direction: column;
        gap: 1rem;
        margin-top: 0.5rem;
    }

    .header-left h1 {
        font-size: 1.5rem;
    }

    .stat-icon {
        width: 44px;
        height: 44px;
        font-size: 1.125rem;
    }

    .card-body canvas {
        max-height: 220px;
    }

    /* テーブルのモバイル対応 */
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: -1.5rem;
        padding: 1.5rem;
    }

    .data-table {
        min-width: 800px;
        font-size: 0.8125rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.8125rem;
        white-space: normal;
        word-break: break-word;
        line-height: 1.5;
    }

    .data-table th {
        font-size: 0.75rem;
        padding: 0.625rem 0.5rem;
    }

    .pagination-nav {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }

    .pagination-total {
        text-align: center;
        font-size: 0.8125rem;
    }

    .pagination-list {
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.25rem;
    }

    .page-link {
        min-width: 32px;
        height: 32px;
        font-size: 0.8125rem;
        padding: 0 8px;
    }

    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .card-header h3 {
        font-size: 1rem;
    }
}

/* ================================================
   レスポンシブ - スマホ（480px以下）
================================================ */
@media (max-width: 480px) {
    .main-content {
        padding: 0.75rem;
        padding-top: 3.5rem;
    }

    .header-left h1 {
        font-size: 1.25rem;
    }

    .header-subtitle {
        font-size: 0.8125rem;
    }

    .refresh-btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
        width: 100%;
        justify-content: center;
    }

    .stat-card {
        padding: 1rem;
        flex-direction: column;
        align-items: flex-start;
    }

    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .stat-value {
        font-size: 1.75rem;
        font-weight: 800;
    }

    .content-card {
        border-radius: 12px;
    }

    .card-header {
        padding: 1rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .card-body {
        padding: 1rem;
    }

    .card-body canvas {
        max-height: 200px;
    }

    /* テーブルのスマホ対応 */
    .table-responsive {
        margin: -1rem;
        padding: 1rem;
    }

    .data-table {
        min-width: 700px;
        font-size: 0.75rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.5rem 0.375rem;
        font-size: 0.75rem;
    }

    .data-table th {
        font-size: 0.6875rem;
        padding: 0.5rem 0.375rem;
    }

    .tab-btn {
        padding: 0.5rem 0.625rem;
        font-size: 0.8125rem;
    }

    .tabs {
        padding: 0.25rem;
        gap: 0.25rem;
    }

    .sidebar {
        width: 100%;
        max-width: 280px;
    }

    .logo {
        font-size: 1.25rem;
    }

    .nav-item {
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }

    .user-name {
        font-size: 0.875rem;
    }

    .user-role {
        font-size: 0.75rem;
    }
}