/**
 * Naybr Activity Feed Styles
 * File: assets/css/naybr-activity.css
 */

/* ========================================
   FEED PAGE LAYOUT
   ======================================== */

.naybr-feed-page {
    padding: var(--naybr-space-lg) 0;
    min-height: calc(100vh - 120px);
}

.feed-header {
    margin-bottom: var(--naybr-space-lg);
}

.feed-title {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-sm);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--naybr-gray-800);
    margin: 0;
}

.feed-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: var(--naybr-space-xl);
    align-items: start;
}

.feed-main {
    min-width: 0;
}

/* ========================================
   TABS
   ======================================== */

.naybr-feed-tabs {
    display: flex;
    gap: var(--naybr-space-xs);
    background: var(--naybr-white);
    padding: var(--naybr-space-xs);
    border-radius: var(--naybr-radius-lg);
    margin-bottom: var(--naybr-space-lg);
    box-shadow: var(--naybr-shadow-sm);
}

.feed-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--naybr-space-xs);
    padding: var(--naybr-space-sm) var(--naybr-space-md);
    background: transparent;
    border: none;
    border-radius: var(--naybr-radius-md);
    color: var(--naybr-gray-500);
    font-weight: 500;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all var(--naybr-transition);
}

.feed-tab:hover {
    background: var(--naybr-gray-50);
    color: var(--naybr-gray-700);
}

.feed-tab.active {
    background: var(--naybr-primary); /* Fallback */
    background: color-mix(in srgb, var(--naybr-primary) 65%, white);
    color: white;
}

.tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: var(--naybr-error);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--naybr-radius-full);
}

.feed-tab.active .tab-badge {
    background: white;
    color: var(--naybr-primary);
}

/* ========================================
   COMPOSER
   ======================================== */

.naybr-feed-composer {
    display: flex;
    gap: var(--naybr-space-md);
    background: var(--naybr-white);
    padding: var(--naybr-space-md);
    border-radius: var(--naybr-radius-lg);
    box-shadow: var(--naybr-shadow-sm);
    margin-bottom: var(--naybr-space-lg);
}

.composer-avatar img,
.composer-avatar .avatar-placeholder {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}

.composer-avatar .avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--naybr-primary-light), var(--naybr-primary));
    color: white;
    font-weight: 600;
    font-size: 1.125rem;
}

.composer-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--naybr-space-sm);
}

.composer-input {
    width: 100%;
    padding: var(--naybr-space-sm);
    border: 1px solid var(--naybr-gray-200);
    border-radius: var(--naybr-radius-md);
    font-size: 1rem;
    resize: none;
    min-height: 44px;
    max-height: 200px;
    transition: border-color var(--naybr-transition);
}

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

.composer-photo-preview {
    display: flex;
    flex-wrap: wrap;
    gap: var(--naybr-space-sm);
}

.composer-photo-preview:empty {
    display: none;
}

.composer-photo-item {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: var(--naybr-radius-md);
    overflow: hidden;
}

.composer-photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.composer-photo-item .remove-photo {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 24px;
    height: 24px;
    background: rgba(0, 0, 0, 0.6);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.composer-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.composer-buttons {
    display: flex;
    gap: var(--naybr-space-xs);
}

.composer-btn {
    padding: var(--naybr-space-xs);
    background: transparent;
    border: none;
    border-radius: var(--naybr-radius-md);
    color: var(--naybr-gray-500);
    cursor: pointer;
    transition: all var(--naybr-transition);
}

.composer-btn:hover {
    background: var(--naybr-gray-100);
    color: var(--naybr-primary);
}

.composer-right {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-md);
}

.composer-char-count {
    font-size: 0.8125rem;
    color: var(--naybr-gray-400);
}

.composer-char-count.warning {
    color: var(--naybr-warning);
}

.composer-char-count.danger {
    color: var(--naybr-error);
}

/* ========================================
   FILTERS
   ======================================== */

.naybr-feed-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--naybr-space-md);
    margin-bottom: var(--naybr-space-lg);
    padding: var(--naybr-space-sm) var(--naybr-space-md);
    background: var(--naybr-gray-50);
    border-radius: var(--naybr-radius-md);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-xs);
}

.filter-group label {
    font-size: 0.875rem;
    color: var(--naybr-gray-600);
    white-space: nowrap;
}

.feed-filter-select {
    padding: var(--naybr-space-xs) var(--naybr-space-sm);
    border: 1px solid var(--naybr-gray-300);
    border-radius: var(--naybr-radius-md);
    font-size: 0.875rem;
    background: var(--naybr-white);
}

.filter-search {
    flex: 1;
    min-width: 200px;
}

.filter-search input {
    flex: 1;
    padding: var(--naybr-space-xs) var(--naybr-space-sm);
    border: 1px solid var(--naybr-gray-300);
    border-radius: var(--naybr-radius-md);
    font-size: 0.875rem;
}

.feed-search-btn {
    padding: var(--naybr-space-xs);
    background: var(--naybr-primary);
    border: none;
    border-radius: var(--naybr-radius-md);
    color: white;
    cursor: pointer;
}

/* ========================================
   POSTS
   ======================================== */

.feed-posts {
    display: flex;
    flex-direction: column;
    gap: var(--naybr-space-md);
}

.naybr-feed-post {
    background: var(--naybr-white);
    border-radius: var(--naybr-radius-lg);
    box-shadow: var(--naybr-shadow-sm);
    overflow: hidden;
}

/* Post Type Headers */
.feed-post-header {
    padding: var(--naybr-space-xs) var(--naybr-space-md);
}

.naybr-feed-status .feed-post-header {
    background: var(--naybr-gray-50);
}

.naybr-feed-bulletin .feed-post-header {
    background: var(--naybr-error-light);
}

.naybr-feed-neighbor .feed-post-header {
    background: var(--naybr-success-light);
}

.naybr-feed-event .feed-post-header {
    background: var(--naybr-info-light);
}

.feed-post-type-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--naybr-space-xs);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--naybr-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

/* Author Section */
.feed-post-author {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-sm);
    padding: var(--naybr-space-md);
    padding-bottom: 0;
}

.feed-post-avatar img,
.feed-post-avatar .avatar-placeholder {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.feed-post-avatar .avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--naybr-primary-light), var(--naybr-primary));
    color: white;
    font-weight: 600;
}

.feed-post-meta {
    flex: 1;
}

.author-name {
    display: block;
    font-weight: 600;
    color: var(--naybr-gray-800);
}

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

.post-time {
    font-size: 0.8125rem;
    color: var(--naybr-gray-500);
}

.post-edited {
    font-size: 0.75rem;
    color: var(--naybr-gray-400);
    font-style: italic;
    margin-left: var(--naybr-space-xs);
}

/* Post Menu */
.feed-post-menu {
    position: relative;
}

.feed-post-menu-btn {
    padding: var(--naybr-space-xs);
    background: transparent;
    border: none;
    border-radius: var(--naybr-radius-md);
    color: var(--naybr-gray-400);
    cursor: pointer;
}

.feed-post-menu-btn:hover {
    background: var(--naybr-gray-100);
    color: var(--naybr-gray-600);
}

.feed-post-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 140px;
    background: var(--naybr-white);
    border-radius: var(--naybr-radius-md);
    box-shadow: var(--naybr-shadow-lg);
    z-index: 100;
    display: none;
    overflow: hidden;
}

.feed-post-menu.open .feed-post-menu-dropdown {
    display: block;
}

.feed-post-menu-dropdown button {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--naybr-space-sm);
    padding: var(--naybr-space-sm) var(--naybr-space-md);
    background: transparent;
    border: none;
    font-size: 0.9375rem;
    color: var(--naybr-gray-700);
    cursor: pointer;
    text-align: left;
}

.feed-post-menu-dropdown button:hover {
    background: var(--naybr-gray-50);
}

.feed-action-delete {
    color: var(--naybr-error) !important;
}

/* Post Content */
.feed-post-content {
    padding: var(--naybr-space-md);
}

.content-text {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--naybr-gray-800);
    word-wrap: break-word;
}

.feed-post-content.truncated .content-text {
    display: -webkit-box;
    -webkit-line-clamp: 6;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.feed-post-content.expanded .content-text {
    display: block;
}

.see-more-btn {
    background: none;
    border: none;
    color: var(--naybr-primary);
    font-weight: 500;
    cursor: pointer;
    padding: 0;
    margin-top: var(--naybr-space-xs);
}

.feed-post-content.expanded .see-more-btn {
    display: none;
}

.mention-link {
    color: var(--naybr-primary);
    font-weight: 500;
}

/* Post Images */
.feed-post-images {
    display: grid;
    gap: 4px;
    padding: 0 var(--naybr-space-md);
}

.feed-post-images.count-1 {
    grid-template-columns: 1fr;
}

.feed-post-images.count-2 {
    grid-template-columns: 1fr 1fr;
}

.feed-post-images.count-3,
.feed-post-images.count-4 {
    grid-template-columns: 1fr 1fr;
}

.feed-image-thumb {
    aspect-ratio: 1;
    border-radius: var(--naybr-radius-md);
    overflow: hidden;
    cursor: pointer;
}

.feed-post-images.count-1 .feed-image-thumb {
    aspect-ratio: 16/9;
    max-height: 400px;
}

.feed-image-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--naybr-transition);
}

.feed-image-thumb:hover img {
    transform: scale(1.02);
}

/* Post Stats */
.feed-post-stats {
    display: flex;
    gap: var(--naybr-space-md);
    padding: var(--naybr-space-sm) var(--naybr-space-md);
    font-size: 0.8125rem;
    color: var(--naybr-gray-500);
}

.feed-post-stats:empty {
    display: none;
}

.stat-hearts,
.stat-comments {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-xs);
}

/* Post Actions */
.feed-post-actions {
    display: flex;
    gap: var(--naybr-space-sm);
    padding: var(--naybr-space-sm) var(--naybr-space-md);
    border-top: 1px solid var(--naybr-gray-100);
}

.feed-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--naybr-space-xs);
    padding: var(--naybr-space-sm);
    background: transparent;
    border: none;
    border-radius: var(--naybr-radius-md);
    color: var(--naybr-gray-500);
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all var(--naybr-transition);
}

.feed-action-btn:hover {
    background: var(--naybr-gray-50);
    color: var(--naybr-gray-700);
}

.feed-action-heart.active {
    color: var(--naybr-error);
}

.feed-action-heart.active svg {
    fill: var(--naybr-error);
}

.feed-action-bookmark.active {
    color: var(--naybr-primary);
}

.feed-action-bookmark.active svg {
    fill: var(--naybr-primary);
}

/* ========================================
   COMMENTS
   ======================================== */

.feed-post-comments {
    padding: var(--naybr-space-md);
    background: var(--naybr-gray-50);
    border-top: 1px solid var(--naybr-gray-100);
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: var(--naybr-space-md);
    margin-bottom: var(--naybr-space-md);
}

.no-comments {
    text-align: center;
    color: var(--naybr-gray-500);
    padding: var(--naybr-space-md);
}

.feed-comment {
    display: flex;
    gap: var(--naybr-space-sm);
}

.feed-comment.deleted {
    opacity: 0.6;
}

.comment-deleted-notice {
    font-style: italic;
    color: var(--naybr-gray-500);
    font-size: 0.875rem;
}

.comment-avatar img,
.comment-avatar .avatar-placeholder-sm {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-placeholder-sm {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--naybr-primary-light), var(--naybr-primary));
    color: white;
    font-weight: 600;
    font-size: 0.75rem;
}

.comment-body {
    flex: 1;
    background: var(--naybr-white);
    padding: var(--naybr-space-sm) var(--naybr-space-md);
    border-radius: var(--naybr-radius-md);
}

.comment-header {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-sm);
    margin-bottom: var(--naybr-space-xs);
}

.comment-author {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--naybr-gray-800);
}

.comment-time {
    font-size: 0.75rem;
    color: var(--naybr-gray-400);
}

.comment-edited {
    font-size: 0.75rem;
    color: var(--naybr-gray-400);
    font-style: italic;
}

.comment-content {
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--naybr-gray-700);
}

.comment-actions {
    display: flex;
    gap: var(--naybr-space-md);
    margin-top: var(--naybr-space-xs);
}

.comment-actions button {
    background: none;
    border: none;
    font-size: 0.75rem;
    color: var(--naybr-gray-500);
    cursor: pointer;
}

.comment-actions button:hover {
    color: var(--naybr-primary);
}

.comment-action-delete:hover {
    color: var(--naybr-error) !important;
}

/* Replies */
.comment-replies {
    margin-top: var(--naybr-space-sm);
    margin-left: calc(32px + var(--naybr-space-sm));
    padding-left: var(--naybr-space-md);
    border-left: 2px solid var(--naybr-gray-200);
}

.feed-reply {
    display: flex;
    gap: var(--naybr-space-sm);
    margin-top: var(--naybr-space-sm);
}

/* Comment Form */
.comment-form {
    display: flex;
    flex-direction: column;
    gap: var(--naybr-space-sm);
}

.comment-input {
    width: 100%;
    padding: var(--naybr-space-sm);
    border: 1px solid var(--naybr-gray-200);
    border-radius: var(--naybr-radius-md);
    font-size: 0.9375rem;
    resize: none;
    min-height: 36px;
}

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

.comment-form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mention-btn {
    padding: var(--naybr-space-xs);
    background: transparent;
    border: none;
    color: var(--naybr-gray-500);
    cursor: pointer;
    border-radius: var(--naybr-radius-sm);
}

.mention-btn:hover {
    background: var(--naybr-gray-100);
    color: var(--naybr-primary);
}

/* ========================================
   SIDEBAR
   ======================================== */

.feed-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--naybr-space-md);
}

.sidebar-card {
    background: var(--naybr-white);
    border: 3px solid var(--naybr-gray-200);
    border-radius: var(--naybr-radius-lg);
    padding: var(--naybr-space-md);
}

.sidebar-card h3 {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: var(--naybr-space-md);
    color: var(--naybr-gray-800);
}

.sidebar-card .checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-sm);
    padding: var(--naybr-space-xs) 0;
    cursor: pointer;
}

.sidebar-card .checkbox-text {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-xs);
    font-size: 0.875rem;
    color: var(--naybr-gray-700);
}

.sidebar-card form {
    display: flex;
    flex-direction: column;
    gap: var(--naybr-space-xs);
}

.sidebar-card .btn {
    margin-top: var(--naybr-space-sm);
}

.tips-list {
    display: flex;
    flex-direction: column;
    gap: var(--naybr-space-sm);
}

.tips-list li {
    font-size: 0.8125rem;
    color: var(--naybr-gray-600);
    padding-left: var(--naybr-space-md);
    position: relative;
}

.tips-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--naybr-primary);
    border-radius: 50%;
}

/* ========================================
   LOADERS & EMPTY STATES
   ======================================== */

.feed-loader {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--naybr-space-sm);
    padding: var(--naybr-space-xl);
    color: var(--naybr-gray-500);
}

.loader-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--naybr-gray-200);
    border-top-color: var(--naybr-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.feed-empty {
    text-align: center;
    padding: var(--naybr-space-2xl);
    color: var(--naybr-gray-500);
}

.empty-icon {
    margin-bottom: var(--naybr-space-md);
    color: var(--naybr-gray-300);
}

.feed-empty h3 {
    font-size: 1.125rem;
    margin-bottom: var(--naybr-space-xs);
    color: var(--naybr-gray-700);
}

.feed-end {
    text-align: center;
    padding: var(--naybr-space-lg);
    color: var(--naybr-gray-400);
    font-size: 0.875rem;
}

.tab-intro {
    padding: var(--naybr-space-md);
    background: var(--naybr-info-light);
    border-radius: var(--naybr-radius-md);
    margin-bottom: var(--naybr-space-md);
    font-size: 0.875rem;
    color: var(--naybr-gray-600);
}

/* ========================================
   NEW POSTS INDICATOR
   ======================================== */

.new-posts-indicator {
    position: sticky;
    top: 80px;
    z-index: 50;
    text-align: center;
    margin-bottom: var(--naybr-space-md);
}

.new-posts-indicator button {
    display: inline-flex;
    align-items: center;
    gap: var(--naybr-space-sm);
    padding: var(--naybr-space-sm) var(--naybr-space-lg);
    background: var(--naybr-primary);
    color: white;
    border: none;
    border-radius: var(--naybr-radius-full);
    font-weight: 500;
    cursor: pointer;
    box-shadow: var(--naybr-shadow-lg);
    transition: all var(--naybr-transition);
}

.new-posts-indicator button:hover {
    background: var(--naybr-primary-dark);
    transform: translateY(-2px);
}

/* ========================================
   GALLERY MODAL
   ======================================== */

.gallery-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 28px;
    cursor: pointer;
}

.gallery-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-prev { left: 20px; }
.gallery-next { right: 20px; }

.gallery-nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.gallery-image-container {
    max-width: 90vw;
    max-height: 90vh;
}

.gallery-image-container img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
}

.gallery-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 0.9375rem;
}

/* ========================================
   MENTION MODAL
   ======================================== */

.mention-modal-content {
    max-width: 400px;
}

.mention-search {
    width: 100%;
    padding: var(--naybr-space-sm) var(--naybr-space-md);
    border: 1px solid var(--naybr-gray-300);
    border-radius: var(--naybr-radius-md);
    margin-bottom: var(--naybr-space-md);
}

.mention-results {
    max-height: 300px;
    overflow-y: auto;
}

.mention-result {
    display: flex;
    align-items: center;
    gap: var(--naybr-space-sm);
    padding: var(--naybr-space-sm);
    cursor: pointer;
    border-radius: var(--naybr-radius-md);
}

.mention-result:hover {
    background: var(--naybr-gray-50);
}

.mention-result img,
.mention-result .avatar-placeholder-sm {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.mention-result-name {
    font-weight: 500;
    color: var(--naybr-gray-800);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
    .feed-layout {
        grid-template-columns: 1fr;
    }
    
    .feed-sidebar {
        order: -1;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--naybr-space-md);
    }
}

@media (max-width: 768px) {
    .feed-sidebar {
        grid-template-columns: 1fr;
    }
    
    .naybr-feed-filters {
        flex-direction: column;
    }
    
    .filter-search {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .naybr-feed-page {
        padding: var(--naybr-space-md) 0;
    }
    
    .naybr-feed-tabs {
        border-radius: 0;
        margin-left: calc(-1 * var(--naybr-space-md));
        margin-right: calc(-1 * var(--naybr-space-md));
    }
    
    .feed-tab span {
        display: none;
    }
    
    .naybr-feed-composer {
        padding: var(--naybr-space-sm);
    }
    
    .composer-avatar {
        display: none;
    }
    
    .feed-post-actions {
        padding: var(--naybr-space-xs);
    }
    
    .feed-action-btn span {
        display: none;
    }
    
    .gallery-nav {
        width: 44px;
        height: 44px;
    }
    
    .gallery-prev { left: 10px; }
    .gallery-next { right: 10px; }
}