/**
 * DigitalStackHub Forum Styles
 * 
 * @package DigitalStackHub
 */

/* Forum Layout */
.forum-wrapper {
    padding: var(--spacing-lg) 0;
    min-height: calc(100vh - var(--header-height) - 300px);
}

/* Forum Header */
.forum-header {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.forum-header h1 {
    margin-bottom: var(--spacing-sm);
}

.forum-header p {
    max-width: 600px;
    margin: 0 auto;
}

/* Forum Search */
.forum-search {
    max-width: 500px;
    margin: var(--spacing-lg) auto 0;
}

.forum-search .search-form {
    display: flex;
    gap: var(--spacing-sm);
}

.forum-search .search-form input {
    flex: 1;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--glass-bg);
    color: var(--text-primary);
}

/* Forum Breadcrumb */
.forum-breadcrumb {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
}

.forum-breadcrumb a {
    color: var(--color-primary);
}

.forum-breadcrumb a:hover {
    text-decoration: underline;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.category-card {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.category-card:hover {
    transform: translateY(-4px);
}

.category-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.category-info {
    flex: 1;
}

.category-info h3 {
    margin-bottom: var(--spacing-xs);
}

.category-info h3 a {
    color: var(--text-primary);
    text-decoration: none;
}

.category-info h3 a:hover {
    color: var(--color-primary);
}

.category-info p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.category-stats {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Recent Discussions */
.recent-discussions {
    padding: var(--spacing-lg);
}

.recent-discussions h3 {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.discussion-item {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
}

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

.discussion-info h4 {
    margin-bottom: var(--spacing-xs);
}

.discussion-info h4 a {
    color: var(--text-primary);
    text-decoration: none;
}

.discussion-info h4 a:hover {
    color: var(--color-primary);
}

.discussion-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Topics Header */
.topics-header {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1.5fr;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

/* Topic Item */
.topic-item {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1.5fr;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-fast);
}

.topic-item:hover {
    background: rgba(99, 102, 241, 0.1);
    transform: translateX(4px);
}

.topic-item.sticky {
    background: rgba(245, 158, 11, 0.1);
    border-left: 4px solid var(--color-warning);
}

.topic-info {
    display: flex;
    gap: var(--spacing-sm);
}

.topic-icon {
    font-size: 1.25rem;
}

.topic-details h4 {
    margin: 0 0 var(--spacing-xs) 0;
    font-size: 1rem;
}

.topic-details h4 a {
    color: var(--text-primary);
    text-decoration: none;
}

.topic-details h4 a:hover {
    color: var(--color-primary);
}

.sticky-badge {
    display: inline-block;
    background: var(--color-warning);
    color: white;
    font-size: 0.625rem;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    margin-left: var(--spacing-xs);
    vertical-align: middle;
}

.topic-meta {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.topic-reply-count,
.topic-view-count,
.topic-last-post {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Single Topic */
.topic-main {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.topic-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.topic-header h1 {
    margin-bottom: var(--spacing-md);
}

.topic-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.topic-meta .author {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.topic-meta .author img {
    border-radius: 50%;
    width: 40px;
    height: 40px;
}

.topic-content {
    margin: var(--spacing-lg) 0;
    line-height: 1.8;
}

.topic-footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.topic-stats {
    display: flex;
    gap: var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

/* Reply Cards */
.reply-card {
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.reply-author {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.reply-author img {
    border-radius: 50%;
    width: 50px;
    height: 50px;
}

.author-info {
    flex: 1;
}

.author-info strong {
    display: block;
    margin-bottom: var(--spacing-xs);
}

.reply-date {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.reply-content {
    line-height: 1.8;
}

/* Reply Form */
.reply-form {
    padding: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.reply-form textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-family: inherit;
}

.reply-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.char-count {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* New Topic Form */
.new-topic-form {
    padding: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
}

.new-topic-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.new-topic-form label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.new-topic-form select,
.new-topic-form input,
.new-topic-form textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
}

.new-topic-form select:focus,
.new-topic-form input:focus,
.new-topic-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

/* Form Tips */
.form-tips {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
}

.form-tips h4 {
    margin-bottom: var(--spacing-sm);
}

.form-tips ul {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.form-tips li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

/* Search Results */
.search-header {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.search-result-item {
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-fast);
}

.search-result-item:hover {
    transform: translateX(4px);
}

.search-result-item h3 {
    margin-bottom: var(--spacing-sm);
}

.search-result-item h3 a {
    color: var(--text-primary);
    text-decoration: none;
}

.search-result-item h3 a:hover {
    color: var(--color-primary);
}

.result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
}

.result-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-sm);
}

.pagination a,
.pagination span {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-decoration: none;
}

.pagination a.active,
.pagination a:hover,
.pagination span.current {
    background: var(--color-primary);
    color: white;
}

/* No Results */
.no-topics,
.no-results,
.access-denied {
    padding: var(--spacing-xl);
    text-align: center;
}

/* Delete Buttons */
.delete-topic-btn,
.delete-reply-btn {
    background: var(--color-danger);
    color: white;
    border: none;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.delete-topic-btn:hover,
.delete-reply-btn:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

/* Responsive */
@media (max-width: 768px) {
    .forum-header {
        padding: var(--spacing-lg);
    }
    
    .forum-search .search-form {
        flex-direction: column;
    }
    
    .category-card {
        flex-direction: column;
        text-align: center;
    }
    
    .category-stats {
        justify-content: center;
    }
    
    .topics-header {
        display: none;
    }
    
    .topic-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
        position: relative;
        padding-left: var(--spacing-md);
    }
    
    .topic-item::before {
        content: '';
        position: absolute;
        left: 0;
        top: var(--spacing-md);
        bottom: var(--spacing-md);
        width: 3px;
        background: var(--color-primary);
        border-radius: var(--radius-full);
    }
    
    .topic-reply-count,
    .topic-view-count,
    .topic-last-post {
        font-size: 0.75rem;
        padding-left: var(--spacing-lg);
        position: relative;
    }
    
    .topic-reply-count::before,
    .topic-view-count::before,
    .topic-last-post::before {
        position: absolute;
        left: 0;
        font-weight: 600;
        color: var(--text-secondary);
    }
    
    .topic-reply-count::before {
        content: '💬 ';
    }
    
    .topic-view-count::before {
        content: '👁️ ';
    }
    
    .topic-last-post::before {
        content: '📅 ';
    }
    
    .reply-author {
        flex-direction: column;
        text-align: center;
    }
    
    .reply-author img {
        margin: 0 auto;
    }
    
    .discussion-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .result-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
        text-align: center;
    }
}