/* css/member-community.css */

/* 共通変数 */
:root {
    --mc-primary: #2563eb;
    --mc-primary-light: #3b82f6;
    --mc-primary-dark: #1d4ed8;
    --mc-success: #10b981;
    --mc-warning: #f59e0b;
    --mc-danger: #ef4444;
    --mc-gray-50: #f9fafb;
    --mc-gray-100: #f3f4f6;
    --mc-gray-200: #e5e7eb;
    --mc-gray-300: #d1d5db;
    --mc-gray-400: #9ca3af;
    --mc-gray-500: #6b7280;
    --mc-gray-600: #4b5563;
    --mc-gray-700: #374151;
    --mc-gray-800: #1f2937;
    --mc-radius: 12px;
    --mc-radius-sm: 8px;
    --mc-shadow: 0 1px 3px rgba(0,0,0,0.1);
    --mc-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --mc-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
}

/* コンテナ */
.mc-container {
    max-width: 900px;
    margin: 0 auto;
}

/* タブ */
.mc-tabs {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--mc-gray-100);
    border-radius: var(--mc-radius);
    margin-bottom: 20px;
}

.mc-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    background: transparent;
    border: none;
    border-radius: var(--mc-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--mc-gray-600);
    cursor: pointer;
    transition: all 0.2s ease;
}

.mc-tab:hover {
    color: var(--mc-gray-800);
    background: rgba(255,255,255,0.5);
}

.mc-tab.active {
    background: white;
    color: var(--mc-primary);
    box-shadow: var(--mc-shadow);
}

.mc-tab svg {
    width: 18px;
    height: 18px;
}

.mc-tab .mc-tab-badge {
    background: var(--mc-danger);
    color: white;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
}

.mc-tab-content {
    display: none;
}

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

/* 掲示板ラッパー */
.mc-board-wrapper {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* ヘッダー */
.mc-board-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: linear-gradient(135deg, var(--mc-primary), var(--mc-primary-dark));
    border-radius: var(--mc-radius);
    color: white;
}

.mc-board-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.mc-board-title svg { width: 24px; height: 24px; }

.mc-board-stats {
    display: flex;
    gap: 20px;
}

.mc-board-stats .mc-stat-item { text-align: center; }
.mc-board-stats .mc-stat-value { font-size: 20px; font-weight: 700; }
.mc-board-stats .mc-stat-label { font-size: 12px; opacity: 0.9; }

/* カテゴリータブ */
.mc-category-tabs {
    display: flex;
    gap: 8px;
    padding: 8px;
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow);
    overflow-x: auto;
}

.mc-category-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: transparent;
    border: none;
    border-radius: var(--mc-radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--mc-gray-600);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.mc-category-tab:hover { background: var(--mc-gray-50); }
.mc-category-tab.active { background: var(--mc-primary); color: white; }
.mc-category-icon { font-size: 14px; }

/* フィルター */
.mc-filter-section {
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow);
}

.mc-filter-toggle-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 12px 16px;
    background: transparent;
    border: none;
    font-size: 14px;
    font-weight: 500;
    color: var(--mc-gray-600);
    cursor: pointer;
}

.mc-filter-toggle-btn:hover,
.mc-filter-toggle-btn.active { color: var(--mc-primary); }
.mc-filter-toggle-btn svg { width: 18px; height: 18px; }

.mc-filter-content {
    padding: 0 16px 16px;
    border-top: 1px solid var(--mc-gray-100);
}

/* フィルターグリッド修正 */
.mc-filter-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 12px;
}

.mc-filter-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 120px;
}

.mc-filter-item.mc-flex-2 {
    flex: 1;
    min-width: 200px;
}

/* 絞り込み＆選択のセット表示 */
.mc-filter-row-group {
    width: 100%;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed var(--mc-gray-200);
}

.mc-filter-group-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 500;
    color: var(--mc-gray-500);
    margin-bottom: 10px;
}

.mc-filter-group-label svg {
    width: 14px;
    height: 14px;
}

.mc-filter-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--mc-gray-50);
    border-radius: var(--mc-radius-sm);
    border: 1px solid var(--mc-gray-200);
}

.mc-filter-type-group {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    flex: 1;
}

.mc-filter-value-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.mc-filter-arrow {
    color: var(--mc-gray-400);
    font-size: 16px;
    font-weight: 500;
}

.mc-filter-value-select {
    min-width: 150px;
    background: white;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .mc-filter-row {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .mc-filter-value-wrapper {
        width: 100%;
    }
    
    .mc-filter-arrow {
        display: none;
    }
    
    .mc-filter-value-select {
        width: 100%;
        min-width: auto;
    }
}

.mc-filter-item label { font-size: 12px; font-weight: 500; color: var(--mc-gray-500); }

.mc-filter-select,
.mc-filter-input {
    padding: 8px 12px;
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 13px;
}

.mc-filter-select:focus,
.mc-filter-input:focus { outline: none; border-color: var(--mc-primary); }

.mc-filter-type-group { display: flex; flex-wrap: wrap; gap: 4px; }

.mc-filter-radio {
    display: flex;
    align-items: center;
    padding: 6px 10px;
    background: var(--mc-gray-50);
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 12px;
    cursor: pointer;
}

.mc-filter-radio input { display: none; }
.mc-filter-radio:hover { border-color: var(--mc-primary); }
.mc-filter-radio.active { background: var(--mc-primary); border-color: var(--mc-primary); color: white; }

/* 投稿フォーム */
.mc-compose {
    display: flex;
    gap: 12px;
    padding: 16px;
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow);
}

.mc-compose-avatar {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mc-primary-light), var(--mc-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    font-weight: 600;
    overflow: hidden;
}

.mc-compose-avatar img { width: 100%; height: 100%; object-fit: cover; }

.mc-compose-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mc-compose-category-select {
    width: fit-content;
    padding: 6px 10px;
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 13px;
    background: var(--mc-gray-50);
}

.mc-compose-input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 14px;
    line-height: 1.5;
    resize: none;
    font-family: inherit;
}

.mc-compose-input:focus { outline: none; border-color: var(--mc-primary); }
.mc-compose-input::placeholder { color: var(--mc-gray-400); }

.mc-compose-actions { display: flex; justify-content: space-between; align-items: center; }
.mc-compose-tools { display: flex; gap: 8px; }

.mc-compose-submit-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: var(--mc-primary);
    border: none;
    border-radius: var(--mc-radius-sm);
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

.mc-compose-submit-btn:hover { background: var(--mc-primary-dark); }
.mc-compose-submit-btn:disabled { background: var(--mc-gray-300); cursor: not-allowed; }
.mc-compose-submit-btn svg { width: 18px; height: 18px; }

/* フィード */
.mc-feed { position: relative; }

.mc-feed-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 600px;
    overflow-y: auto;
    padding: 4px;
}

.mc-feed-loading,
.mc-feed-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: var(--mc-gray-500);
}

.mc-loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--mc-gray-200);
    border-top-color: var(--mc-primary);
    border-radius: 50%;
    animation: mc-spin 0.8s linear infinite;
}

@keyframes mc-spin { to { transform: rotate(360deg); } }

/* 投稿カード */

.mc-post-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.mc-post-header-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.mc-post-meta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: 8px;
}

.mc-post-meta .mc-post-category-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
}

.mc-post-time {
    font-size: 12px;
    color: var(--mc-gray-400);
}

.mc-post-edited {
    font-size: 11px;
    color: var(--mc-gray-400);
}

.mc-author-name-line {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.mc-post {
    position: relative;
    display: flex;
    gap: 12px;
    padding: 16px;
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow);
    transition: box-shadow 0.2s ease;
}

.mc-post:hover { box-shadow: var(--mc-shadow-md); }
.mc-post.mc-completed { opacity: 0.7; }
.mc-post.mc-starred { border-left: 3px solid var(--mc-warning); }

.mc-post-category-indicator {
    flex-shrink: 0;
    width: 4px;
    border-radius: 2px;
    margin: -16px 0 -16px -16px;
}

.mc-post-main { flex: 1; min-width: 0; }

.mc-post-author {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.mc-post-author:hover .mc-author-name { color: var(--mc-primary); }

.mc-author-avatar {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mc-gray-300), var(--mc-gray-400));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    font-weight: 600;
    overflow: hidden;
}

.mc-author-avatar img { width: 100%; height: 100%; object-fit: cover; }
.mc-author-avatar.mc-small { width: 32px; height: 32px; font-size: 13px; }

.mc-author-details {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
}

.mc-author-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--mc-gray-800);
    margin-right: 4px;
}

.mc-author-name-line { display: flex; align-items: center; gap: 6px; }
.mc-author-suffix { font-size: 12px; color: var(--mc-gray-500); }
.mc-author-badges { display: flex; flex-wrap: wrap; gap: 4px; }

/* バッジ */
.mc-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 500;
    white-space: nowrap;
}

.mc-badge.mc-type-badge { background: color-mix(in srgb, var(--mc-badge-color) 15%, transparent); color: var(--mc-badge-color); }
.mc-badge.mc-rank-badge { background: color-mix(in srgb, var(--mc-badge-color) 20%, transparent); color: var(--mc-badge-color); }
.mc-badge.mc-cert-badge { background: color-mix(in srgb, var(--mc-badge-color) 15%, transparent); color: var(--mc-badge-color); }
.mc-badge.mc-qual-badge { background: var(--mc-gray-100); color: var(--mc-gray-600); }

.mc-post-time { font-size: 12px; color: var(--mc-gray-400); }
.mc-post-edited { font-size: 11px; color: var(--mc-gray-400); }

.mc-post-body { margin-bottom: 12px; }

.mc-post-category-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    margin-bottom: 8px;
}

.mc-post-text {
    font-size: 14px;
    line-height: 1.6;
    color: var(--mc-gray-700);
    word-break: break-word;
}

.mc-post-text a { color: var(--mc-primary); text-decoration: none; }
.mc-post-text a:hover { text-decoration: underline; }

.mc-post-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 10px;
    border-top: 1px solid var(--mc-gray-100);
}

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

.mc-action-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    background: transparent;
    border: none;
    border-radius: var(--mc-radius-sm);
    font-size: 13px;
    color: var(--mc-gray-500);
    cursor: pointer;
}

.mc-action-btn:hover { background: var(--mc-gray-50); color: var(--mc-gray-700); }
.mc-action-btn.active { color: var(--mc-warning); }
.mc-action-btn svg { width: 18px; height: 18px; }
.mc-action-count { font-weight: 500; }

/* メニュー */
.mc-post-menu-wrapper {
    position: relative;
    z-index: 10;
}

.mc-post-menu {
    position: fixed;
    z-index: 9999;
    min-width: 140px;
    background: white;
    border-radius: var(--mc-radius-sm);
    box-shadow: var(--mc-shadow-lg);
    padding: 4px;
    border: 1px solid var(--mc-gray-200);
}

.mc-post-menu .mc-menu-item {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    color: var(--mc-gray-700);
    cursor: pointer;
    text-align: left;
}

.mc-post-menu .mc-menu-item:hover { background: var(--mc-gray-50); }
.mc-post-menu .mc-menu-item.mc-danger { color: var(--mc-danger); }
.mc-post-menu .mc-menu-item.mc-danger:hover { background: #fef2f2; }
.mc-post-menu .mc-menu-item svg { width: 16px; height: 16px; }

.mc-post-status-badge.mc-resolved { background: #dcfce7; color: #166534; }
.mc-post-status-badge svg { width: 14px; height: 14px; }

/* ジャンプボタン */
.mc-jump-btn {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    background: rgba(37, 195, 235, 0.7);
    backdrop-filter: blur(4px);
    border: none;
    border-radius: 20px;
    color: white;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
    z-index: 10;
    transition: all 0.2s ease;
}

.mc-jump-btn:hover {
    background: rgba(29, 141, 216, 0.95);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
    transform: translateY(-1px);
}

.mc-jump-btn svg {
    width: 18px;
    height: 18px;
}

/* スレッドパネル */
.mc-thread-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 550px;
    max-width: 100%;
    height: 100vh;
    background: white;
    box-shadow: -4px 0 20px rgba(0,0,0,0.15);
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

.mc-thread-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
}

.mc-thread-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-bottom: 1px solid var(--mc-gray-200);
}

.mc-thread-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: transparent;
    border: none;
    border-radius: 50%;
    color: var(--mc-gray-500);
    cursor: pointer;
}

.mc-thread-close:hover { background: var(--mc-gray-100); }
.mc-thread-close svg { width: 24px; height: 24px; }
.mc-thread-header h3 { font-size: 16px; font-weight: 600; margin: 0; }

.mc-thread-original {
    padding: 16px;
    background: var(--mc-gray-50);
    border-bottom: 1px solid var(--mc-gray-200);
}

.mc-original-post { display: flex; flex-direction: column; gap: 10px; }

/* スレッド内の元投稿のメタ情報 */
.mc-original-post .mc-post-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.mc-original-post .mc-post-category {
    font-size: 12px;
    font-weight: 500;
}

.mc-thread-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    font-size: 12px;
    color: var(--mc-gray-500);
}

.mc-thread-divider::before,
.mc-thread-divider::after { content: ''; flex: 1; height: 1px; background: var(--mc-gray-200); }

.mc-thread-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mc-thread-empty { text-align: center; padding: 40px 20px; color: var(--mc-gray-400); }

.mc-thread-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px;
    background: var(--mc-gray-50);
    border-radius: var(--mc-radius-sm);
}

.mc-thread-author { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.mc-thread-author .mc-author-info { display: flex; align-items: center; gap: 8px; }
.mc-thread-time { font-size: 11px; color: var(--mc-gray-400); }
.mc-thread-text { font-size: 14px; line-height: 1.5; color: var(--mc-gray-700); }

.mc-thread-compose {
    padding: 16px;
    border-top: 1px solid var(--mc-gray-200);
    display: flex;
    gap: 10px;
}

.mc-thread-input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 14px;
    resize: none;
    font-family: inherit;
}

.mc-thread-input:focus { outline: none; border-color: var(--mc-primary); }

.mc-thread-submit-btn {
    padding: 10px 20px;
    background: var(--mc-primary);
    border: none;
    border-radius: var(--mc-radius-sm);
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

.mc-thread-submit-btn:hover { background: var(--mc-primary-dark); }
.mc-thread-submit-btn:disabled { background: var(--mc-gray-300); cursor: not-allowed; }

/* プロフィールモーダル */
.mc-profile-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.5);
    z-index: 1100;
    padding: 20px;
}

.mc-profile-modal-content {
    position: relative;
    width: 100%;
    max-width: 480px;
    max-height: 80vh;
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.mc-profile-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--mc-gray-100);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    color: var(--mc-gray-500);
    cursor: pointer;
    z-index: 10;
}

.mc-profile-modal-close:hover { background: var(--mc-gray-200); }

.mc-profile-modal-body { overflow-y: auto; padding: 24px; }
.mc-profile-content { display: flex; flex-direction: column; gap: 20px; }
.mc-profile-header { display: flex; align-items: center; gap: 16px; }

.mc-profile-avatar-lg {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mc-primary-light), var(--mc-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    font-weight: 600;
    overflow: hidden;
}

.mc-profile-avatar-lg img { width: 100%; height: 100%; object-fit: cover; }
.mc-profile-info { flex: 1; }
.mc-profile-name { font-size: 20px; font-weight: 700; color: var(--mc-gray-800); margin: 0 0 4px 0; }
.mc-profile-suffix { font-size: 13px; color: var(--mc-gray-500); margin: 0 0 8px 0; }
.mc-profile-badges { display: flex; flex-wrap: wrap; gap: 6px; }

.mc-profile-section { padding-top: 16px; border-top: 1px solid var(--mc-gray-100); }
.mc-profile-section h4 { font-size: 13px; font-weight: 600; color: var(--mc-gray-600); margin: 0 0 10px 0; }
.mc-badge-list { display: flex; flex-wrap: wrap; gap: 6px; }
.mc-profile-bio { font-size: 14px; line-height: 1.6; color: var(--mc-gray-700); margin: 0; }
.mc-profile-section p { font-size: 14px; color: var(--mc-gray-700); margin: 4px 0; }
.mc-social-links { display: flex; flex-wrap: wrap; gap: 8px; }

.mc-social-links a {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    background: var(--mc-gray-50);
    border-radius: var(--mc-radius-sm);
    font-size: 12px;
    color: var(--mc-gray-600);
    text-decoration: none;
}

.mc-social-links a:hover { background: var(--mc-gray-100); color: var(--mc-primary); }
.mc-profile-actions { padding-top: 16px; }
.mc-profile-loading, .mc-profile-error { display: flex; flex-direction: column; align-items: center; padding: 40px; color: var(--mc-gray-500); }

/* DM スタイル */
.mc-dm-wrapper {
    display: flex;
    flex-direction: column;
    height: 550px;
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow);
    overflow: hidden;
}

.mc-dm-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid var(--mc-gray-200);
}

.mc-dm-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.mc-dm-title svg { width: 24px; height: 24px; color: var(--mc-primary); }

.mc-dm-new-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--mc-primary);
    border: none;
    border-radius: var(--mc-radius-sm);
    color: white;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
}

.mc-dm-new-btn:hover { background: var(--mc-primary-dark); }
.mc-dm-new-btn svg { width: 18px; height: 18px; }

.mc-dm-layout { display: flex; flex: 1; min-height: 0; }

.mc-dm-sidebar {
    width: 280px;
    border-right: 1px solid var(--mc-gray-200);
    display: flex;
    flex-direction: column;
}

.mc-dm-search {
    padding: 12px;
    border-bottom: 1px solid var(--mc-gray-100);
    display: flex;
    gap: 8px;
}

.mc-dm-search-input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 13px;
}

.mc-dm-search-input:focus { outline: none; border-color: var(--mc-primary); }

.mc-dm-star-filter {
    padding: 8px;
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 13px;
}

.mc-dm-conversation-list { flex: 1; overflow-y: auto; }
.mc-dm-loading, .mc-dm-empty, .mc-dm-error { display: flex; flex-direction: column; align-items: center; padding: 40px 20px; color: var(--mc-gray-400); text-align: center; }

.mc-dm-conversation-item {
    display: flex;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    border-bottom: 1px solid var(--mc-gray-100);
    position: relative;
}

.mc-dm-conversation-item:hover { background: var(--mc-gray-50); }
.mc-dm-conversation-item.active { background: #eff6ff; border-left: 3px solid var(--mc-primary); }
.mc-dm-conversation-item.mc-unread { background: #fefce8; }

/* 会話リストの星ボタン */
.mc-conversation-star-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    font-size: 14px;
    color: var(--mc-gray-300);
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 5;
}

.mc-conversation-star-btn:hover {
    background: var(--mc-gray-100);
    color: var(--mc-warning);
}

.mc-conversation-star-btn.active {
    color: var(--mc-warning);
}

/* DM会話のavatar */

/* 会話リストのアバターグループ */
.mc-conversation-avatars {
    position: relative;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
}

/* 1人の場合 */
.mc-conversation-avatars.mc-single .mc-conv-avatar {
    width: 44px;
    height: 44px;
    font-size: 16px;
}

/* 2人の場合 */
.mc-conversation-avatars.mc-double {
    display: flex;
    flex-direction: column;
}

.mc-conversation-avatars.mc-double .mc-conv-avatar {
    width: 32px;
    height: 32px;
    font-size: 12px;
    position: absolute;
}

.mc-conversation-avatars.mc-double .mc-conv-avatar:nth-child(1) {
    top: 0;
    left: 0;
    z-index: 2;
}

.mc-conversation-avatars.mc-double .mc-conv-avatar:nth-child(2) {
    bottom: 0;
    right: 0;
    z-index: 1;
}

/* 3人以上の場合 */
.mc-conversation-avatars.mc-multi .mc-conv-avatar {
    width: 26px;
    height: 26px;
    font-size: 10px;
    position: absolute;
    border: 2px solid white;
}

.mc-conversation-avatars.mc-multi .mc-conv-avatar:nth-child(1) {
    top: 0;
    left: 0;
    z-index: 3;
}

.mc-conversation-avatars.mc-multi .mc-conv-avatar:nth-child(2) {
    top: 0;
    right: 4px;
    z-index: 2;
}

.mc-conversation-avatars.mc-multi .mc-conv-avatar:nth-child(3) {
    bottom: 0;
    left: 8px;
    z-index: 1;
}

.mc-conversation-avatars.mc-multi .mc-conv-avatar.mc-more-count {
    bottom: 0;
    right: 4px;
    left: auto;
    z-index: 4;
    background: var(--mc-gray-500);
    font-size: 9px;
    font-weight: 600;
}

/* 個別アバター */
.mc-conv-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mc-gray-300), var(--mc-gray-400));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    font-weight: 600;
    overflow: hidden;
    box-sizing: border-box;
}

.mc-conv-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mc-conv-avatar.has-photo {
    background: none;
}

/* ローディング状態 */
.mc-conversation-avatars.mc-loading .mc-conv-avatar {
    background: var(--mc-gray-200);
    animation: mc-avatar-pulse 1.5s ease-in-out infinite;
}

@keyframes mc-avatar-pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* DM会話のavatarここまで */


.mc-conversation-info { flex: 1; min-width: 0; }
.mc-conversation-title-row { display: flex; align-items: center; }
.mc-conversation-title { font-size: 14px; font-weight: 600; color: var(--mc-gray-800); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mc-conversation-preview { font-size: 13px; color: var(--mc-gray-500); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
.mc-conversation-meta { display: flex; align-items: center; gap: 8px; margin-top: 4px; }
.mc-participant-count { font-size: 11px; color: var(--mc-gray-400); }
.mc-conversation-time { font-size: 11px; color: var(--mc-gray-400); }

.mc-unread-badge {
    position: absolute;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
    width: 10px;
    height: 10px;
    background: var(--mc-primary);
    border-radius: 50%;
}

.mc-dm-main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.mc-dm-conversation-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--mc-gray-200);
    background: var(--mc-gray-50);
}

.mc-dm-conversation-header h3 { font-size: 15px; font-weight: 600; margin: 0; }
.mc-dm-conversation-header .mc-conversation-participants { font-size: 12px; color: var(--mc-gray-500); }
.mc-conversation-actions { display: flex; gap: 8px; }

.mc-dm-messages-container { flex: 1; position: relative; min-height: 0; }

.mc-dm-messages {
    height: 100%;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mc-dm-empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; color: var(--mc-gray-400); text-align: center; }
.mc-dm-empty-state svg { margin-bottom: 16px; }
.mc-dm-empty-messages { text-align: center; padding: 40px; color: var(--mc-gray-400); }

.mc-dm-message-wrapper { display: flex; flex-direction: column; }
.mc-dm-message-wrapper.mc-sent { align-items: flex-end; }
.mc-dm-message-wrapper.mc-received { align-items: flex-start; }
.mc-dm-message-wrapper.mc-system { align-items: center; }

.mc-dm-system-message { padding: 8px 16px; background: var(--mc-gray-100); border-radius: 20px; font-size: 12px; color: var(--mc-gray-500); }
.mc-dm-system-message .mc-system-time { margin-left: 8px; opacity: 0.7; }

.mc-dm-message { max-width: 70%; position: relative; }
.mc-dm-message.mc-sent .mc-message-bubble { background: var(--mc-primary); color: white; border-radius: 18px 18px 4px 18px; }
.mc-dm-message.mc-received .mc-message-bubble { background: var(--mc-gray-100); color: var(--mc-gray-800); border-radius: 18px 18px 18px 4px; }

.mc-message-sender { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; cursor: pointer; }

.mc-sender-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--mc-gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 11px;
    font-weight: 600;
    overflow: hidden;
}

.mc-sender-avatar img { width: 100%; height: 100%; object-fit: cover; }
.mc-sender-name { font-size: 12px; font-weight: 500; color: var(--mc-gray-600); }

.mc-message-bubble { padding: 10px 14px; }
.mc-message-text { font-size: 14px; line-height: 1.5; word-break: break-word; }
.mc-message-text a { color: inherit; text-decoration: underline; }
.mc-message-meta { display: flex; align-items: center; gap: 6px; margin-top: 4px; font-size: 11px; opacity: 0.7; }
.mc-dm-message.mc-sent .mc-message-meta { justify-content: flex-end; }

.mc-message-menu-btn {
    position: absolute;
    top: 50%;
    left: -30px;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    font-size: 12px;
    color: var(--mc-gray-400);
    cursor: pointer;
    opacity: 0;
}

.mc-dm-message:hover .mc-message-menu-btn { opacity: 1; }
.mc-message-menu-btn:hover { background: var(--mc-gray-100); }

.mc-message-menu {
    position: absolute;
    top: 50%;
    left: -100px;
    transform: translateY(-50%);
    background: white;
    border-radius: var(--mc-radius-sm);
    box-shadow: var(--mc-shadow-lg);
    padding: 4px;
    z-index: 10;
}

.mc-message-menu .mc-menu-item {
    display: block;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: none;
    font-size: 13px;
    color: var(--mc-gray-700);
    cursor: pointer;
    text-align: left;
    white-space: nowrap;
}

.mc-message-menu .mc-menu-item:hover { background: var(--mc-gray-50); }
.mc-message-menu .mc-menu-item.mc-danger { color: var(--mc-danger); }

.mc-dm-compose {
    display: flex;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid var(--mc-gray-200);
    background: var(--mc-gray-50);
}

.mc-dm-input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--mc-gray-200);
    border-radius: 20px;
    font-size: 14px;
    resize: none;
    background: white;
    font-family: inherit;
}

.mc-dm-input:focus { outline: none; border-color: var(--mc-primary); }

.mc-dm-send-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--mc-primary);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
}

.mc-dm-send-btn:hover { background: var(--mc-primary-dark); }
.mc-dm-send-btn:disabled { background: var(--mc-gray-300); cursor: not-allowed; }
.mc-dm-send-btn svg { width: 20px; height: 20px; }
.mc-dm-jump-btn { position: absolute; bottom: 20px; right: 20px; }

/* DMモーダル */
.mc-dm-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.5);
    z-index: 1200;
    padding: 20px;
}

.mc-dm-modal-content {
    width: 100%;
    max-width: 500px;
    max-height: 80vh;
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mc-dm-modal-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--mc-gray-200); }
.mc-dm-modal-header h3 { font-size: 18px; font-weight: 600; margin: 0; }

.mc-dm-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    color: var(--mc-gray-400);
    cursor: pointer;
}

.mc-dm-modal-close:hover { background: var(--mc-gray-100); }
.mc-dm-modal-body { flex: 1; overflow-y: auto; padding: 20px; }
.mc-dm-modal-footer { display: flex; justify-content: flex-end; gap: 10px; padding: 16px 20px; border-top: 1px solid var(--mc-gray-200); }

.mc-recipient-selection { display: flex; flex-direction: column; gap: 12px; }
.mc-recipient-filter-types { display: flex; flex-wrap: wrap; gap: 6px; }

.mc-recipient-filter-types .mc-filter-type {
    display: flex;
    align-items: center;
    padding: 6px 10px;
    background: var(--mc-gray-50);
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 12px;
    cursor: pointer;
}

.mc-recipient-filter-types .mc-filter-type input { display: none; }
.mc-recipient-filter-types .mc-filter-type:hover { border-color: var(--mc-primary); }
.mc-recipient-filter-types .mc-filter-type.active { background: var(--mc-primary); border-color: var(--mc-primary); color: white; }

.mc-recipient-list { max-height: 250px; overflow-y: auto; border: 1px solid var(--mc-gray-200); border-radius: var(--mc-radius-sm); }
.mc-recipient-loading, .mc-recipient-empty, .mc-recipient-error { padding: 20px; text-align: center; color: var(--mc-gray-400); font-size: 13px; }

.mc-recipient-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--mc-gray-100);
}

.mc-recipient-item:last-child { border-bottom: none; }
.mc-recipient-item:hover { background: var(--mc-gray-50); }
.mc-recipient-item.selected { background: #eff6ff; }

.mc-recipient-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--mc-gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    font-weight: 600;
    overflow: hidden;
}

.mc-recipient-avatar img { width: 100%; height: 100%; object-fit: cover; }
.mc-recipient-info { flex: 1; }
.mc-recipient-name { font-size: 14px; font-weight: 500; color: var(--mc-gray-800); }
.mc-recipient-type { font-size: 11px; }
.mc-recipient-check { width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; color: var(--mc-primary); font-weight: 600; }

.mc-selected-recipients { display: flex; align-items: center; gap: 8px; padding: 10px 12px; background: var(--mc-gray-50); border-radius: var(--mc-radius-sm); }
.mc-selected-label { font-size: 13px; color: var(--mc-gray-500); }
.mc-selected-count { font-size: 14px; font-weight: 600; color: var(--mc-primary); }

.mc-modal-tabs { display: flex; gap: 4px; margin-bottom: 16px; padding: 4px; background: var(--mc-gray-100); border-radius: var(--mc-radius-sm); }

.mc-modal-tab {
    flex: 1;
    padding: 8px 12px;
    background: transparent;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 500;
    color: var(--mc-gray-600);
    cursor: pointer;
}

.mc-modal-tab:hover { color: var(--mc-gray-800); }
.mc-modal-tab.active { background: white; color: var(--mc-primary); box-shadow: var(--mc-shadow); }
.mc-modal-tab-content { display: flex; flex-direction: column; gap: 12px; }

.mc-participant-list { max-height: 200px; overflow-y: auto; border: 1px solid var(--mc-gray-200); border-radius: var(--mc-radius-sm); }

.mc-participant-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-bottom: 1px solid var(--mc-gray-100); }
.mc-participant-item:last-child { border-bottom: none; }

.mc-participant-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--mc-gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
    overflow: hidden;
}

.mc-participant-avatar img { width: 100%; height: 100%; object-fit: cover; }
.mc-participant-name { flex: 1; font-size: 14px; }
.mc-remove-checkbox { display: flex; align-items: center; gap: 4px; font-size: 12px; color: var(--mc-danger); cursor: pointer; }

/* レスポンシブ */
@media (max-width: 768px) {
    .mc-tabs { flex-wrap: nowrap; overflow-x: auto; }
    .mc-tab { flex: 0 0 auto; padding: 10px 16px; }
    .mc-board-header { flex-direction: column; align-items: flex-start; gap: 12px; }
    .mc-category-tabs { padding: 6px; }
    .mc-category-tab { padding: 6px 10px; font-size: 12px; }
    .mc-filter-grid { grid-template-columns: 1fr; }
    .mc-filter-item.mc-flex-2 { grid-column: span 1; }
    .mc-compose { padding: 12px; }
    .mc-compose-avatar { width: 36px; height: 36px; font-size: 14px; }
    .mc-feed-list { max-height: 500px; }
    .mc-post { padding: 12px; }
    .mc-author-avatar { width: 36px; height: 36px; font-size: 14px; }
    .mc-thread-panel { width: 100%; }
    .mc-dm-wrapper { height: 500px; }
    .mc-dm-layout { flex-direction: column; }
    .mc-dm-sidebar { width: 100%; height: 200px; border-right: none; border-bottom: 1px solid var(--mc-gray-200); }
    .mc-dm-message { max-width: 85%; }
    .mc-dm-modal-content { max-height: 90vh; }
}

/* 投稿フォームセクション */
.mc-compose-section {
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow);
}

.mc-compose-toggle-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 14px 16px;
    background: transparent;
    border: none;
    font-size: 14px;
    font-weight: 500;
    color: var(--mc-primary);
    cursor: pointer;
    border-radius: var(--mc-radius);
    transition: all 0.2s ease;
}

.mc-compose-toggle-btn:hover {
    background: var(--mc-gray-50);
}

.mc-compose-toggle-btn.active {
    color: var(--mc-gray-500);
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.mc-compose-toggle-btn svg {
    width: 18px;
    height: 18px;
}

.mc-compose-section .mc-compose {
    border-top: 1px solid var(--mc-gray-100);
    border-radius: 0 0 var(--mc-radius) var(--mc-radius);
    box-shadow: none;
}

/* ページネーション */
.mc-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px;
    background: white;
    border-radius: var(--mc-radius);
    box-shadow: var(--mc-shadow);
    margin-top: 12px;
}

.mc-pagination-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--mc-gray-50);
    border: 1px solid var(--mc-gray-200);
    border-radius: var(--mc-radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--mc-gray-700);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.mc-pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.mc-pagination-btn svg {
    width: 16px;
    height: 16px;
}

.mc-pagination-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    font-size: 14px;
    font-weight: 500;
    color: var(--mc-gray-700);
}

.mc-pagination-total {
    font-size: 12px;
    color: var(--mc-gray-500);
    font-weight: 400;
}

/* フッター右側（解決済みバッジ + メニュー）*/
.mc-post-footer-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 解決済みバッジのmargin-topを削除 */
.mc-post-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    margin-top: 0;  /* 10px → 0 に変更 */
}