/**
 * KIMONO いろは - 管理者ダッシュボード スタイルシート
 * モダンで使いやすい管理画面UI
 */

/* ===== CSS Variables for Admin ===== */
:root {
    --admin-sidebar-width: 260px;
    --admin-header-height: 64px;
    --admin-bg: #f8f9fc;
    --admin-sidebar-bg: #1e2332;
    --admin-card-bg: #ffffff;
    --admin-border: #e5e7eb;
    --admin-text-primary: #1f2937;
    --admin-text-secondary: #6b7280;
    --admin-text-muted: #9ca3af;
    --admin-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    --admin-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --admin-radius: 12px;
    --admin-radius-sm: 8px;
    --admin-radius-xs: 6px;
    --admin-transition: all 0.2s ease;
}

/* ===== Layout ===== */
.admin-body {
    display: flex;
    min-height: 100vh;
    background: var(--admin-bg);
    font-family: var(--font-sans);
}

/* ===== Sidebar ===== */
.admin-sidebar {
    width: var(--admin-sidebar-width);
    background: var(--admin-sidebar-bg);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.sidebar-logo .logo-kanji {
    color: var(--color-accent);
    font-size: 1.75rem;
    font-weight: 700;
}

.sidebar-logo .logo-text {
    color: #fff;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* サイドバーナビゲーション */
.sidebar-nav {
    flex: 1;
    padding: 16px 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-section-title {
    display: block;
    padding: 8px 24px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.4);
}

.sidebar-nav ul {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--admin-transition);
    border-left: 3px solid transparent;
    margin: 0 8px;
    border-radius: var(--admin-radius-sm);
}

.nav-item:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.06);
}

.nav-item.active {
    color: #fff;
    background: rgba(139, 38, 53, 0.3);
    border-left-color: var(--color-primary);
}

.nav-item i {
    width: 20px;
    font-size: 1rem;
    text-align: center;
    opacity: 0.9;
}

.nav-badge {
    margin-left: auto;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

/* サイドバーフッター */
.sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    text-decoration: none;
    transition: var(--admin-transition);
}

.sidebar-link:hover {
    color: var(--color-accent);
}

/* ===== Main Content ===== */
.admin-main {
    flex: 1;
    margin-left: var(--admin-sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===== Header ===== */
.admin-header {
    height: var(--admin-header-height);
    background: var(--admin-card-bg);
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--admin-border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-menu-btn {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: var(--admin-radius-sm);
    background: transparent;
    color: var(--admin-text-secondary);
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
}

.mobile-menu-btn:hover {
    background: var(--admin-bg);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.breadcrumb-item {
    color: var(--admin-text-muted);
}

.breadcrumb i {
    font-size: 0.65rem;
    color: var(--admin-text-muted);
}

.breadcrumb-current {
    color: var(--admin-text-primary);
    font-weight: 600;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-date {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--admin-text-secondary);
    font-size: 0.875rem;
    padding: 8px 16px;
    background: var(--admin-bg);
    border-radius: var(--admin-radius-sm);
}

.header-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--admin-radius-sm);
    background: var(--admin-bg);
    color: var(--admin-text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    transition: var(--admin-transition);
}

.header-btn:hover {
    background: var(--color-primary);
    color: #fff;
}

.header-btn.loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== Content Area ===== */
.admin-content {
    flex: 1;
    padding: 32px;
}

.content-section {
    display: none;
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== Stats Cards ===== */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    padding: 24px;
    box-shadow: var(--admin-shadow);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.stat-card.warning-card::before { background: #f59e0b; }
.stat-card.info-card::before { background: #3b82f6; }
.stat-card.success-card::before { background: #10b981; }
.stat-card.primary-card::before { background: var(--color-primary); }

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--admin-text-secondary);
    font-weight: 500;
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--admin-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.warning-card .stat-icon { background: #fef3c7; color: #f59e0b; }
.info-card .stat-icon { background: #dbeafe; color: #3b82f6; }
.success-card .stat-icon { background: #d1fae5; color: #10b981; }
.primary-card .stat-icon { background: rgba(139, 38, 53, 0.1); color: var(--color-primary); }

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--admin-text-primary);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-footer {
    font-size: 0.8rem;
    color: var(--admin-text-muted);
}

.stat-action {
    margin-top: 4px;
}

.stat-link {
    font-size: 0.8rem;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--admin-transition);
}

.stat-link:hover {
    text-decoration: underline;
}

/* ===== Dashboard Layout ===== */
.dashboard-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.dashboard-panel {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-shadow);
    overflow: hidden;
}

.panel-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.panel-header h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--admin-text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.panel-header h2 i {
    color: var(--color-primary);
    font-size: 0.9rem;
}

.panel-action {
    font-size: 0.85rem;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.panel-action:hover {
    text-decoration: underline;
}

.panel-body {
    padding: 16px;
    max-height: 400px;
    overflow-y: auto;
}

/* ===== Pending List ===== */
.pending-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pending-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--admin-bg);
    border-radius: var(--admin-radius-sm);
    transition: var(--admin-transition);
    cursor: pointer;
}

.pending-item:hover {
    background: #f1f3f9;
    transform: translateX(4px);
}

.pending-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary) 0%, #b83d4e 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    flex-shrink: 0;
}

.pending-info {
    flex: 1;
    min-width: 0;
}

.pending-name {
    font-weight: 600;
    color: var(--admin-text-primary);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pending-badge {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 10px;
    background: #fef3c7;
    color: #92400e;
}

.pending-meta {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--admin-text-secondary);
}

.pending-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.pending-meta i {
    font-size: 0.75rem;
    color: var(--admin-text-muted);
}

.pending-actions {
    display: flex;
    gap: 8px;
}

.action-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--admin-radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    transition: var(--admin-transition);
    font-size: 0.9rem;
}

.action-btn.confirm {
    background: #d1fae5;
    color: #059669;
}

.action-btn.confirm:hover {
    background: #10b981;
    color: #fff;
}

.action-btn.view {
    background: #dbeafe;
    color: #2563eb;
}

.action-btn.view:hover {
    background: #3b82f6;
    color: #fff;
}

.action-btn.calendar {
    background: #fef3c7;
    color: #d97706;
}

.action-btn.calendar:hover {
    background: #f59e0b;
    color: #fff;
}

/* ===== Today Timeline ===== */
.today-timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.timeline-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--admin-border);
    cursor: pointer;
    transition: var(--admin-transition);
}

.timeline-item:last-child {
    border-bottom: none;
}

.timeline-item:hover {
    background: var(--admin-bg);
    margin: 0 -16px;
    padding: 16px;
    border-radius: var(--admin-radius-sm);
}

.timeline-time {
    width: 60px;
    flex-shrink: 0;
    text-align: center;
}

.timeline-time-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--admin-text-primary);
}

.timeline-time-label {
    font-size: 0.7rem;
    color: var(--admin-text-muted);
}

.timeline-content {
    flex: 1;
    min-width: 0;
}

.timeline-title {
    font-weight: 600;
    color: var(--admin-text-primary);
    margin-bottom: 4px;
}

.timeline-desc {
    font-size: 0.8rem;
    color: var(--admin-text-secondary);
    display: flex;
    gap: 12px;
}

.timeline-status {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
}

.timeline-status.pending {
    background: #fef3c7;
    color: #92400e;
}

.timeline-status.confirmed {
    background: #d1fae5;
    color: #065f46;
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--admin-text-muted);
}

.empty-state i {
    font-size: 2.5rem;
    margin-bottom: 16px;
    opacity: 0.4;
}

.empty-state p {
    font-size: 0.9rem;
}

/* ===== Toolbar ===== */
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.toolbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.toolbar-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--admin-text-primary);
}

.toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* フィルターチップ */
.filter-chips {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--admin-card-bg);
    border: 1px solid var(--admin-border);
    color: var(--admin-text-secondary);
    cursor: pointer;
    transition: var(--admin-transition);
}

.filter-chip:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-chip.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.chip-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.chip-dot.pending { background: #f59e0b; }
.chip-dot.confirmed { background: #10b981; }
.chip-dot.cancelled { background: #ef4444; }
.chip-dot.completed { background: #6b7280; }

.filter-chip.active .chip-dot {
    background: #fff;
}

/* 検索ボックス */
.search-box {
    position: relative;
    width: 240px;
}

.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--admin-text-muted);
    font-size: 0.9rem;
}

.search-box input {
    width: 100%;
    padding: 10px 14px 10px 40px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    font-size: 0.9rem;
    background: var(--admin-card-bg);
    transition: var(--admin-transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 38, 53, 0.1);
}

/* 日付ピッカー */
.date-picker-wrapper {
    position: relative;
}

.date-picker-wrapper i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--admin-text-muted);
    font-size: 0.9rem;
    pointer-events: none;
}

.date-picker-wrapper input {
    padding: 10px 14px 10px 40px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    font-size: 0.9rem;
    background: var(--admin-card-bg);
    cursor: pointer;
    transition: var(--admin-transition);
}

.date-picker-wrapper input:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* ===== Data Table ===== */
.table-container {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-shadow);
    overflow: hidden;
}

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

.data-table th {
    padding: 16px 20px;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--admin-text-secondary);
    background: var(--admin-bg);
    border-bottom: 1px solid var(--admin-border);
}

.data-table td {
    padding: 16px 20px;
    font-size: 0.9rem;
    color: var(--admin-text-primary);
    border-bottom: 1px solid var(--admin-border);
    vertical-align: middle;
}

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

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

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

/* テーブル内の顧客情報 */
.customer-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.customer-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary) 0%, #b83d4e 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.customer-info {
    min-width: 0;
}

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

.customer-email {
    font-size: 0.8rem;
    color: var(--admin-text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ステータスバッジ */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.status-badge.pending {
    background: #fef3c7;
    color: #92400e;
}
.status-badge.pending::before { background: #f59e0b; }

.status-badge.confirmed {
    background: #d1fae5;
    color: #065f46;
}
.status-badge.confirmed::before { background: #10b981; }

.status-badge.cancelled {
    background: #fee2e2;
    color: #991b1b;
}
.status-badge.cancelled::before { background: #ef4444; }

.status-badge.completed {
    background: #f3f4f6;
    color: #4b5563;
}
.status-badge.completed::before { background: #6b7280; }

/* テーブルアクション */
.table-actions {
    display: flex;
    gap: 8px;
}

/* ===== Pagination ===== */
.pagination-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
    padding: 16px 0;
}

.pagination-btn {
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    background: var(--admin-card-bg);
    color: var(--admin-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--admin-transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagination-btn:hover:not(:disabled) {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ===== Calendar ===== */
.calendar-container {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    padding: 32px;
    box-shadow: var(--admin-shadow);
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}

.calendar-month {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--admin-text-primary);
    min-width: 180px;
    text-align: center;
}

.calendar-nav {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--admin-border);
    background: var(--admin-card-bg);
    color: var(--admin-text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--admin-transition);
}

.calendar-nav:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.calendar-today-btn {
    padding: 8px 16px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    background: var(--admin-card-bg);
    color: var(--admin-text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    margin-left: 16px;
    transition: var(--admin-transition);
}

.calendar-today-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.calendar-legend {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 24px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--admin-text-secondary);
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.legend-dot.pending { background: #f59e0b; }
.legend-dot.confirmed { background: #10b981; }

.admin-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.calendar-weekday {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--admin-text-muted);
    padding: 12px 8px;
    text-transform: uppercase;
}

.calendar-day {
    min-height: 100px;
    padding: 8px;
    background: var(--admin-bg);
    border-radius: var(--admin-radius-sm);
    border: 2px solid transparent;
    transition: var(--admin-transition);
}

.calendar-day:hover:not(.empty) {
    border-color: var(--admin-border);
}

.calendar-day.today {
    border-color: var(--color-primary);
    background: rgba(139, 38, 53, 0.05);
}

.calendar-day.empty {
    background: transparent;
}

.calendar-day-header {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--admin-text-secondary);
    margin-bottom: 8px;
}

.calendar-day.today .calendar-day-header {
    color: var(--color-primary);
}

.calendar-day-events {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.calendar-event {
    font-size: 0.7rem;
    padding: 4px 6px;
    border-radius: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    font-weight: 500;
    transition: var(--admin-transition);
}

.calendar-event:hover {
    transform: scale(1.02);
}

.calendar-event.pending {
    background: #fef3c7;
    color: #92400e;
}

.calendar-event.confirmed {
    background: #d1fae5;
    color: #065f46;
}

.calendar-event-more {
    font-size: 0.7rem;
    color: var(--admin-text-muted);
    text-align: center;
    cursor: pointer;
    font-weight: 500;
}

.calendar-event-more:hover {
    color: var(--color-primary);
}

/* ===== Plans List ===== */
.plans-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.plan-row {
    display: grid;
    grid-template-columns: auto 1fr auto auto auto;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-shadow);
    transition: var(--admin-transition);
}

.plan-row:hover {
    box-shadow: var(--admin-shadow-md);
    cursor: pointer;
}

.plan-row.inactive {
    opacity: 0.6;
}

.plan-status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.plan-status-indicator.active {
    background: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.plan-status-indicator.inactive {
    background: var(--admin-text-muted);
}

.plan-info {
    min-width: 0;
}

.plan-name {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--admin-text-primary);
    margin-bottom: 4px;
    word-break: break-word;
}

.plan-desc {
    font-size: 0.85rem;
    color: var(--admin-text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.plan-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
}

.plan-price span {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--admin-text-muted);
}

.plan-duration {
    font-size: 0.85rem;
    color: var(--admin-text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.plan-actions {
    display: flex;
    gap: 8px;
}

/* プラン管理 タブレット対応 */
@media (max-width: 900px) {
    .plan-row {
        grid-template-columns: auto 1fr auto;
        grid-template-rows: auto auto;
        gap: 12px 16px;
    }
    
    .plan-status-indicator {
        grid-row: span 2;
        align-self: center;
    }
    
    .plan-info {
        grid-column: 2;
        grid-row: 1;
    }
    
    .plan-actions {
        grid-column: 3;
        grid-row: span 2;
        align-self: center;
    }
    
    .plan-price {
        grid-column: 2;
        grid-row: 2;
        justify-self: start;
    }
    
    .plan-duration {
        grid-column: 2;
        grid-row: 2;
        justify-self: end;
        margin-left: auto;
    }
    
    .plan-row > .plan-price,
    .plan-row > .plan-duration {
        grid-column: 2;
    }
}

/* プラン管理 モバイル対応 */
@media (max-width: 600px) {
    .plan-row {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 16px;
    }
    
    .plan-row-header {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    
    .plan-status-indicator {
        position: absolute;
        top: 16px;
        left: 16px;
    }
    
    .plan-row {
        position: relative;
        padding-left: 36px;
    }
    
    .plan-info {
        width: 100%;
    }
    
    .plan-name {
        font-size: 1rem;
        padding-right: 40px;
    }
    
    .plan-desc {
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    
    .plan-meta {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 8px;
        padding-top: 12px;
        border-top: 1px solid var(--admin-border);
    }
    
    .plan-price {
        font-size: 1.1rem;
    }
    
    .plan-duration {
        font-size: 0.8rem;
    }
    
    .plan-actions {
        position: absolute;
        top: 12px;
        right: 12px;
    }
}

/* ===== Modal ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-dialog {
    position: relative;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
}

.modal-dialog.modal-lg {
    max-width: 700px;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--admin-border);
}

.modal-title-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--admin-text-primary);
}

.reservation-id {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    background: var(--admin-bg);
    border-radius: 12px;
    color: var(--admin-text-muted);
    font-family: monospace;
}

.modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--admin-bg);
    border: none;
    color: var(--admin-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--admin-transition);
}

.modal-close:hover {
    background: #fee2e2;
    color: #ef4444;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    padding: 16px 24px;
    border-top: 1px solid var(--admin-border);
    background: var(--admin-bg);
}

.modal-actions-left,
.modal-actions-right {
    display: flex;
    gap: 12px;
}

/* ===== Detail Layout ===== */
.detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.detail-card {
    background: var(--admin-bg);
    border-radius: var(--admin-radius-sm);
    overflow: hidden;
}

.detail-card.full-width {
    grid-column: span 2;
}

.detail-card-header {
    padding: 12px 16px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(139, 38, 53, 0.05);
    display: flex;
    align-items: center;
    gap: 8px;
}

.detail-card-header i {
    font-size: 0.9rem;
}

.detail-card-body {
    padding: 16px;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px dashed var(--admin-border);
}

.detail-item:last-child {
    border-bottom: none;
}

.detail-label {
    font-size: 0.85rem;
    color: var(--admin-text-secondary);
}

.detail-value {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--admin-text-primary);
}

.detail-email {
    font-size: 0.8rem;
    color: var(--admin-text-muted);
}

.notes-text {
    font-size: 0.9rem;
    color: var(--admin-text-secondary);
    line-height: 1.6;
    min-height: 40px;
}

.admin-notes-textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    font-family: inherit;
    font-size: 0.9rem;
    resize: vertical;
    min-height: 80px;
    transition: var(--admin-transition);
}

.admin-notes-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 38, 53, 0.1);
}

/* ===== Form Styles ===== */
.form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--admin-text-primary);
}

.form-label .required {
    color: #ef4444;
}

.form-control {
    padding: 12px 14px;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    font-size: 0.9rem;
    font-family: inherit;
    transition: var(--admin-transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 38, 53, 0.1);
}

.form-control::placeholder {
    color: var(--admin-text-muted);
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

.input-with-addon {
    display: flex;
    align-items: stretch;
}

.input-with-addon .addon {
    padding: 0 14px;
    background: var(--admin-bg);
    border: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    color: var(--admin-text-secondary);
}

.input-with-addon .addon:first-child {
    border-radius: var(--admin-radius-sm) 0 0 var(--admin-radius-sm);
    border-right: none;
}

.input-with-addon .form-control {
    border-radius: 0 var(--admin-radius-sm) var(--admin-radius-sm) 0;
    flex: 1;
}

.input-with-addon.addon-right .addon:last-child {
    border-radius: 0 var(--admin-radius-sm) var(--admin-radius-sm) 0;
    border-left: none;
}

.input-with-addon.addon-right .addon:first-child {
    display: none;
}

.input-with-addon.addon-right .form-control {
    border-radius: var(--admin-radius-sm) 0 0 var(--admin-radius-sm);
}

.form-hint {
    font-size: 0.75rem;
    color: var(--admin-text-muted);
}

/* トグルスイッチ */
.toggle-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.toggle-label input {
    display: none;
}

.toggle-switch {
    width: 44px;
    height: 24px;
    background: var(--admin-border);
    border-radius: 12px;
    position: relative;
    transition: var(--admin-transition);
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: #fff;
    border-radius: 50%;
    transition: var(--admin-transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-label input:checked + .toggle-switch {
    background: var(--color-primary);
}

.toggle-label input:checked + .toggle-switch::after {
    left: 22px;
}

.toggle-text {
    font-size: 0.9rem;
    color: var(--admin-text-primary);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--admin-radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--admin-transition);
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background: #761f2c;
}

.btn-secondary {
    background: var(--admin-bg);
    color: var(--admin-text-secondary);
    border: 1px solid var(--admin-border);
}

.btn-secondary:hover {
    background: var(--admin-border);
}

.btn-success {
    background: #10b981;
    color: #fff;
}

.btn-success:hover {
    background: #059669;
}

.btn-danger-outline {
    background: transparent;
    color: #ef4444;
    border: 1px solid #ef4444;
}

.btn-danger-outline:hover {
    background: #ef4444;
    color: #fff;
}

.btn-google-calendar {
    background: #fff;
    color: #4285f4;
    border: 1px solid #4285f4;
    text-decoration: none;
}

.btn-google-calendar:hover {
    background: #4285f4;
    color: #fff;
}

.btn-google-calendar i {
    font-size: 1rem;
}

/* ===== Toast Notifications ===== */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius-sm);
    box-shadow: var(--admin-shadow-md);
    animation: toastSlideIn 0.3s ease;
    max-width: 360px;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.toast.success .toast-icon {
    background: #d1fae5;
    color: #059669;
}

.toast.error .toast-icon {
    background: #fee2e2;
    color: #dc2626;
}

.toast.info .toast-icon {
    background: #dbeafe;
    color: #2563eb;
}

.toast-message {
    flex: 1;
    font-size: 0.9rem;
    color: var(--admin-text-primary);
}

.toast-close {
    background: none;
    border: none;
    color: var(--admin-text-muted);
    cursor: pointer;
    padding: 4px;
}

.toast-close:hover {
    color: var(--admin-text-primary);
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .dashboard-layout {
        grid-template-columns: 1fr;
    }
    
    .detail-layout {
        grid-template-columns: 1fr;
    }
    
    .detail-card.full-width {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    
    .admin-sidebar.active {
        transform: translateX(0);
    }
    
    .admin-main {
        margin-left: 0;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .admin-header {
        padding: 0 16px;
    }
    
    .admin-content {
        padding: 16px;
    }
    
    .stats-row {
        grid-template-columns: 1fr;
    }
    
    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .toolbar-left,
    .toolbar-right {
        width: 100%;
    }
    
    .filter-chips {
        overflow-x: auto;
        padding-bottom: 8px;
    }
    
    .search-box {
        width: 100%;
    }
    
    .table-container {
        overflow-x: auto;
    }
    
    .data-table {
        min-width: 600px;
    }
    
    .calendar-container {
        padding: 16px;
    }
    
    .admin-calendar-grid .calendar-day {
        min-height: 70px;
    }
    
    .calendar-day-events {
        display: none;
    }
    
    .modal-dialog {
        margin: 16px;
        max-height: calc(100vh - 32px);
    }
    
    .modal-footer {
        flex-direction: column;
        gap: 12px;
    }
    
    .modal-actions-left,
    .modal-actions-right {
        width: 100%;
    }
    
    .modal-actions-left .btn,
    .modal-actions-right .btn {
        flex: 1;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ===== Dark Mode Support (optional) ===== */
@media (prefers-color-scheme: dark) {
    /* 将来のダークモード対応用 */
}