/**
 * topic_item.css - Modern topic card styles
 * Author: Goftarforum (https://goftarforum.ir)
 */

/* ============================================================
   Base Card Styles
   ============================================================ */
.card.topic-card {
  background: var(--surface);
  border-radius: 20px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: all 0.25s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--border);
}

.card.topic-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
  border-color: var(--primary);
}

/* Status Borders */
.card.topic-card.pinned { border-left: 4px solid #ffc107; }
.card.topic-card.resolved { border-left: 4px solid var(--success); }
.card.topic-card.locked { border-left: 4px solid var(--danger); }

html[dir="rtl"] .card.topic-card.pinned { border-left: none; border-right: 4px solid #ffc107; }
html[dir="rtl"] .card.topic-card.resolved { border-left: none; border-right: 4px solid var(--success); }
html[dir="rtl"] .card.topic-card.locked { border-left: none; border-right: 4px solid var(--danger); }

/* ============================================================
   Card Header
   ============================================================ */
.card.topic-card .card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  background: var(--surface-light);
  border-bottom: 1px solid var(--border-light);
  transition: all 0.25s ease;
}

.card.topic-card .card-header.topic-header-pinned {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.15), rgba(255, 193, 7, 0.05));
  border-bottom: 2px solid #ffc107;
}

.card.topic-card .card-header.topic-header-resolved {
  background: linear-gradient(135deg, rgba(46, 196, 182, 0.15), rgba(46, 196, 182, 0.05));
  border-bottom: 2px solid var(--success);
}

.card.topic-card .card-header.topic-header-locked {
  background: linear-gradient(135deg, rgba(230, 57, 70, 0.15), rgba(230, 57, 70, 0.05));
  border-bottom: 2px solid var(--danger);
}

/* ============================================================
   Status Badges
   ============================================================ */
.status-badges { display: flex; gap: 8px; flex-wrap: wrap; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 30px;
  font-size: 0.7rem;
  font-weight: 500;
}

.badge-pinned { background: rgba(255, 193, 7, 0.15); color: #ffc107; border: 1px solid rgba(255, 193, 7, 0.3); }
.badge-locked { background: rgba(230, 57, 70, 0.15); color: var(--danger); border: 1px solid rgba(230, 57, 70, 0.3); }
.badge-resolved { background: rgba(46, 196, 182, 0.15); color: var(--success); border: 1px solid rgba(46, 196, 182, 0.3); }
.badge-nsfw { background: rgba(230, 57, 70, 0.12); color: #e63946; border: 1px solid rgba(230, 57, 70, 0.25); }

/* ============================================================
   Topic Actions - Desktop
   ============================================================ */
.topic-actions { display: flex; gap: 8px; }

.btn-icon {
  background: var(--surface);
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  padding: 0;
}

.btn-icon:hover:not(.disabled):not(:disabled) { transform: translateY(-2px); }
.btn-icon.edit-title-btn:hover:not(.disabled):not(:disabled) { background: rgba(67, 97, 238, 0.15); color: var(--primary); }
.btn-icon.pin-topic-btn:hover:not(.disabled):not(:disabled),
.btn-icon.unpin-topic-btn:hover:not(.disabled):not(:disabled) { background: rgba(255, 193, 7, 0.15); color: #ffc107; }
.btn-icon.lock-topic-btn:hover:not(.disabled):not(:disabled),
.btn-icon.unlock-topic-btn:hover:not(.disabled):not(:disabled) { background: rgba(230, 57, 70, 0.15); color: var(--danger); }
.btn-icon.resolve-topic-btn:hover:not(.disabled):not(:disabled) { background: rgba(46, 196, 182, 0.15); color: var(--success); }
.btn-icon.btn-danger-icon.delete-topic-btn:hover:not(.disabled):not(:disabled) { background: rgba(230, 57, 70, 0.15); color: var(--danger); }
.btn-icon.disabled, .btn-icon:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

/* ============================================================
   Card Body
   ============================================================ */
.card.topic-card .card-body {
  display: flex;
  gap: 20px;
  padding: 20px;
  align-items: flex-start;
}

.topic-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.topic-icon i { font-size: 1.2rem; color: white; }

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

.topic-title {
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.topic-link {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
}

.topic-link:hover { color: var(--primary); }

/* ============================================================
   New Posts Badge
   ============================================================ */
.new-posts-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: 8px;
  cursor: pointer;
}

.new-dot {
  width: 10px;
  height: 10px;
  background-color: #3b82f6;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.5);
  animation: pulse-blue 2s infinite;
}

@keyframes pulse-blue {
  0% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7); transform: scale(1); }
  50% { box-shadow: 0 0 0 6px rgba(59, 130, 246, 0); transform: scale(1.1); }
  100% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0); transform: scale(1); }
}

html[dir="rtl"] .new-posts-badge { margin-left: 0; margin-right: 8px; }

/* ============================================================
   Topic Meta
   ============================================================ */
.topic-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--text-muted);
}

.meta-item i { font-size: 0.7rem; width: 14px; opacity: 0.7; }
.meta-item .stat-value { font-weight: 600; font-size: 0.7rem; color: var(--text-primary); }
.meta-item .stat-label { color: var(--text-muted); font-size: 0.7rem; }
.meta-item strong { color: var(--text-primary); font-weight: 600; }
.meta-separator { color: var(--border); font-size: 0.7rem; opacity: 0.5; }

/* ============================================================
   Category Badge (Like Discourse)
   ============================================================ */
.meta-item.category-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface-light);
  padding: 3px 10px 3px 6px;
  border-radius: 30px;
  transition: all 0.2s ease;
}

.meta-item.category-badge:hover { background: var(--surface); transform: translateY(-1px); }

.category-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
  transition: all 0.2s ease;
  /* background-color is set via inline style from PHP */
}

.category-badge:hover .category-dot { transform: scale(1.2); }

.category-img-mini {
  width: 16px;
  height: 16px;
  object-fit: contain;
  border-radius: 3px;
  vertical-align: middle;
}

.category-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  text-decoration: none;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.category-link i { font-size: 0.65rem; opacity: 0.8; }
.category-link:hover { text-decoration: underline; filter: brightness(0.9); }

html[dir="rtl"] .meta-item.category-badge { padding: 3px 6px 3px 10px; }

/* Category color border on topic cards */
.card.topic-card.category-colored { border-left-width: 4px; }
html[dir="rtl"] .card.topic-card.category-colored { border-left: none; border-right-width: 4px; }

/* ============================================================
   Topic Category Row
   ============================================================ */
.topic-excerpt-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

/* ============================================================
   Last Poster (Clickable)
   ============================================================ */
.topic-last-poster { flex-shrink: 0; width: 170px; }

.last-poster-link {
  text-decoration: none;
  color: inherit;
  display: block;
  transition: all 0.2s ease;
  border-radius: 16px;
}

.last-poster-link:hover { background: var(--surface-light); transform: translateX(4px); }
html[dir="rtl"] .last-poster-link:hover { transform: translateX(-4px); }

.last-poster-card {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface-light);
  padding: 6px 10px;
  border-radius: 12px;
  transition: all 0.2s ease;
  width: 100%;
  box-sizing: border-box;
}

.last-poster-link:hover .last-poster-card { background: rgba(67, 97, 238, 0.08); }

.last-poster-avatar {
  position: relative;
  flex-shrink: 0;
}

.last-poster-avatar img {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
}

.last-poster-avatar .user-status {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--surface-light);
}

.last-poster-avatar .user-status.online { background: var(--success); }
.last-poster-avatar .user-status.offline { background: var(--text-muted); }

.last-poster-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.last-poster-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
  display: flex;
  align-items: center;
  gap: 5px;
}

.last-poster-name i { font-size: 0.65rem; color: var(--primary); opacity: 0.8; }

.last-poster-time {
  font-size: 0.65rem;
  color: var(--text-muted);
  line-height: 1.3;
  display: flex;
  align-items: center;
  gap: 4px;
}

.last-poster-time i { font-size: 0.6rem; opacity: 0.7; }

/* Last Poster Tooltip */
.last-poster-link { position: relative; }

.last-poster-link:hover::after {
  content: attr(title);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--surface);
  color: var(--text-primary);
  padding: 4px 8px;
  border-radius: 8px;
  font-size: 0.7rem;
  white-space: nowrap;
  z-index: 10;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 8px;
}

html[dir="rtl"] .last-poster-link:hover::after { left: auto; right: 50%; transform: translateX(50%); }

/* ============================================================
   Card Footer - Mobile Actions
   ============================================================ */
.card.topic-card .card-footer {
  display: none;
  padding: 12px 16px;
  background: var(--surface-light);
  border-top: 1px solid var(--border-light);
}

.footer-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.card.topic-card .card-footer .btn-warning,
.card.topic-card .card-footer .btn-success,
.card.topic-card .card-footer .btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 40px;
  font-size: 0;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  min-width: 44px;
  min-height: 44px;
}

.card.topic-card .card-footer .btn-warning i,
.card.topic-card .card-footer .btn-success i,
.card.topic-card .card-footer .btn-danger i {
  font-size: 1.1rem;
  margin: 0;
}

.card.topic-card .card-footer .btn-warning { background: linear-gradient(135deg, var(--warning), #e67e22); color: #000; }
.card.topic-card .card-footer .btn-success { background: linear-gradient(135deg, var(--success), #1e8c7c); color: white; }
.card.topic-card .card-footer .btn-danger { background: linear-gradient(135deg, var(--danger), #c82333); color: white; }

.card.topic-card .card-footer .btn-warning:hover,
.card.topic-card .card-footer .btn-success:hover,
.card.topic-card .card-footer .btn-danger:hover {
  transform: translateY(-2px);
  filter: brightness(0.95);
}

.card.topic-card .card-footer .btn-warning:disabled,
.card.topic-card .card-footer .btn-success:disabled,
.card.topic-card .card-footer .btn-danger:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
  transform: none;
}

/* ============================================================
   Responsive Design
   ============================================================ */
@media (max-width: 1024px) and (min-width: 769px) {
  .card.topic-card .card-body { gap: 15px; }
  .topic-icon { width: 40px; height: 40px; }
  .topic-icon i { font-size: 1.2rem; }
  .topic-last-poster { width: 160px; }
  .last-poster-avatar img { width: 35px; height: 35px; }
  .meta-item .stat-label { display: none; }
}

@media (max-width: 768px) {
  .card.topic-card .card-body {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 16px;
  }

  .topic-icon { width: 56px; height: 56px; margin-bottom: 12px; }
  .topic-icon i { font-size: 1.8rem; }
  .topic-content { text-align: center; width: 100%; }
  .topic-title { justify-content: center; }
  .topic-meta { justify-content: center; flex-direction: row; flex-wrap: wrap; }

  /* Last Poster - Center in Mobile */
  .topic-last-poster {
    width: 100%;
    margin-top: 15px;
    display: flex;
    justify-content: center;
  }

  .last-poster-link {
    display: block;
    width: auto;
    min-width: 180px;
    max-width: 220px;
  }

  .last-poster-card {
    justify-content: center;
    width: 100%;
    padding: 8px 12px;
  }

  .last-poster-info { text-align: center; }

  .meta-item .stat-label { display: inline; }
  .topic-actions { display: none; }
  .card.topic-card .card-footer { display: block; }

  .card.topic-card .card-footer .btn-warning,
  .card.topic-card .card-footer .btn-success,
  .card.topic-card .card-footer .btn-danger {
    padding: 10px 12px;
    min-width: 44px;
    min-height: 44px;
  }

  .card.topic-card .card-footer .btn-warning i,
  .card.topic-card .card-footer .btn-success i,
  .card.topic-card .card-footer .btn-danger i { font-size: 1rem; }

  .meta-item.category-badge { margin-bottom: 5px; }
  .category-dot { width: 8px; height: 8px; }
  .category-link { font-size: 0.65rem; }
  .category-link i { font-size: 0.6rem; }
}

@media (max-width: 480px) {
  .card.topic-card .card-body { padding: 14px; }
  .topic-link { font-size: 0.95rem; }

  .topic-meta {
    flex-direction: column;
    align-items: center;
    gap: 4px;
  }

  .meta-separator { display: none; }

  /* Last Poster - Center in Small Mobile */
  .topic-last-poster { margin-top: 12px; }
  .last-poster-link { min-width: 160px; max-width: 200px; }

  .last-poster-card {
    flex-direction: column;
    text-align: center;
    gap: 8px;
    padding: 8px 12px;
  }

  .last-poster-info { text-align: center; }
  .last-poster-name { justify-content: center; }
  .last-poster-time { justify-content: center; }

  .footer-actions { gap: 8px; }

  .card.topic-card .card-footer .btn-warning,
  .card.topic-card .card-footer .btn-success,
  .card.topic-card .card-footer .btn-danger {
    padding: 8px 10px;
    min-width: 40px;
    min-height: 40px;
  }

  .card.topic-card .card-footer .btn-warning i,
  .card.topic-card .card-footer .btn-success i,
  .card.topic-card .card-footer .btn-danger i { font-size: 0.9rem; }

  .new-dot { width: 8px; height: 8px; }
  .meta-item.category-badge { padding: 2px 8px 2px 5px; }
  html[dir="rtl"] .meta-item.category-badge { padding: 2px 5px 2px 8px; }
}

/* ============================================================
   RTL Support
   ============================================================ */
html[dir="rtl"] .card.topic-card .card-body { text-align: right; }
html[dir="rtl"] .last-poster-avatar .user-status { right: auto; left: 0; }
html[dir="rtl"] .last-poster-info { text-align: right; }
html[dir="rtl"] .meta-item i { margin-left: 5px; margin-right: 0; }

@media (max-width: 768px) {
  html[dir="rtl"] .last-poster-info { text-align: center; }
  html[dir="rtl"] .topic-title { justify-content: center; }
  html[dir="rtl"] .topic-meta { justify-content: center; }
  html[dir="rtl"] .last-poster-name { justify-content: center; }
  html[dir="rtl"] .last-poster-time { justify-content: center; }
}