/* ═══════════════════════════════════════════════════════════════════════════
   forum.css — Talmid360 Community Forum Styling
   Professional, enterprise-grade forum appearance
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Layout ──────────────────────────────────────────────────────────────── */
.forum-container {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
  min-height: 60vh;
}
@media (max-width: 900px) {
  .forum-container { grid-template-columns: 1fr; }
  .forum-sidebar { display: none; }
}

/* ── Forum Header ────────────────────────────────────────────────────────── */
.forum-header {
  background: linear-gradient(135deg, #0d1829 0%, #1B3A6B 100%);
  border-radius: 18px;
  padding: 28px 32px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border: 1px solid rgba(212,175,55,0.18);
}
.forum-header-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.forum-header h2 {
  color: #fff;
  font-size: 1.5rem;
  font-weight: 900;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}
.forum-header h2 span.forum-icon {
  font-size: 1.8rem;
}
.forum-header .forum-subtitle {
  color: rgba(255,255,255,0.55);
  font-size: 0.82rem;
  margin-top: 4px;
}
.forum-header .forum-stats {
  display: flex;
  gap: 20px;
}
.forum-header .forum-stat {
  text-align: center;
  color: rgba(255,255,255,0.7);
  font-size: 0.75rem;
}
.forum-header .forum-stat-num {
  font-size: 1.3rem;
  font-weight: 800;
  color: #D4AF37;
  display: block;
}

/* ── Search ──────────────────────────────────────────────────────────────── */
.forum-search {
  position: relative;
  width: 260px;
}
.forum-search input {
  width: 100%;
  padding: 9px 14px 9px 36px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.07);
  color: #e2e8f0;
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}
.forum-search input:focus {
  border-color: #D4AF37;
}
.forum-search input::placeholder {
  color: rgba(255,255,255,0.35);
}
.forum-search::before {
  content: '🔍';
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  pointer-events: none;
}

/* ── Sidebar ─────────────────────────────────────────────────────────────── */
.forum-sidebar {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  overflow: hidden;
  height: fit-content;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.forum-sidebar-title {
  padding: 16px 18px 10px;
  font-size: 0.8rem;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.forum-cat-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 18px;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  font-family: inherit;
  font-size: 0.88rem;
  color: #334155;
  transition: all 0.18s;
  border-right: 3px solid transparent;
}
.forum-cat-item:hover {
  background: #f8fafc;
  color: #1B3A6B;
}
.forum-cat-item.active {
  background: #f0f4ff;
  color: #1B3A6B;
  font-weight: 700;
  border-right-color: #1B3A6B;
}
.forum-cat-item .cat-icon {
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
}
.forum-cat-item .cat-count {
  margin-right: auto;
  font-size: 0.72rem;
  background: #e2e8f0;
  color: #64748b;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

/* ── My Profile Card (Sidebar) ───────────────────────────────────────────── */
.forum-profile-card {
  padding: 18px;
  border-top: 1px solid #e2e8f0;
  text-align: center;
}
.forum-profile-card .forum-nick {
  font-size: 0.95rem;
  font-weight: 800;
  color: #1B3A6B;
  margin-bottom: 4px;
}
.forum-profile-card .forum-rank-badge {
  display: inline-block;
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 10px;
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
  font-weight: 700;
}

/* ── Thread List ─────────────────────────────────────────────────────────── */
.forum-main {
  min-width: 0;
}
.forum-thread-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.forum-thread-card {
  background: #fff;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  padding: 20px 22px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  box-shadow: 0 1px 6px rgba(0,0,0,0.03);
}
.forum-thread-card:hover {
  border-color: #1B3A6B;
  box-shadow: 0 4px 20px rgba(27,58,107,0.1);
  transform: translateY(-1px);
}
.forum-thread-card.pinned {
  border-color: #D4AF37;
  background: linear-gradient(135deg, #fffbeb, #fff);
}
.forum-thread-avatar {
  font-size: 2rem;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #f0f4ff, #e0e7ff);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.forum-thread-body {
  flex: 1;
  min-width: 0;
}
.forum-thread-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #1B3A6B;
  margin-bottom: 4px;
  line-height: 1.4;
}
.forum-thread-preview {
  font-size: 0.83rem;
  color: #64748b;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.forum-thread-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 10px;
  flex-wrap: wrap;
}
.forum-thread-meta span {
  font-size: 0.74rem;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 4px;
}
.forum-thread-meta .cat-tag {
  padding: 2px 10px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.7rem;
}
.forum-thread-stats {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 55px;
  text-align: center;
}
.forum-thread-stats .stat-box {
  text-align: center;
}
.forum-thread-stats .stat-num {
  font-size: 1rem;
  font-weight: 800;
  color: #1B3A6B;
  display: block;
}
.forum-thread-stats .stat-label {
  font-size: 0.65rem;
  color: #94a3b8;
}

/* ── New Thread Button ───────────────────────────────────────────────────── */
.forum-btn-new {
  background: linear-gradient(135deg, #1B3A6B, #2A5298);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 11px 22px;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
  box-shadow: 0 4px 14px rgba(27,58,107,0.25);
}
.forum-btn-new:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(27,58,107,0.35);
}

/* ── Thread Detail ───────────────────────────────────────────────────────── */
.forum-detail-back {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #1B3A6B;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  margin-bottom: 16px;
  padding: 6px 12px;
  border-radius: 8px;
  transition: background 0.15s;
}
.forum-detail-back:hover {
  background: #f0f4ff;
}
.forum-detail-post {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  padding: 28px;
  margin-bottom: 20px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.forum-detail-post h2 {
  font-size: 1.35rem;
  font-weight: 900;
  color: #1B3A6B;
  margin: 0 0 12px;
  line-height: 1.4;
}
.forum-detail-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f1f5f9;
}
.forum-detail-author .author-avatar {
  font-size: 1.6rem;
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, #f0f4ff, #e0e7ff);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.forum-detail-author .author-info {
  flex: 1;
}
.forum-detail-author .author-nick {
  font-weight: 700;
  color: #1B3A6B;
  font-size: 0.92rem;
}
.forum-detail-author .author-rank {
  font-size: 0.72rem;
  color: #64748b;
}
.forum-detail-author .author-date {
  font-size: 0.75rem;
  color: #94a3b8;
}
.forum-detail-content {
  color: #334155;
  font-size: 0.95rem;
  line-height: 1.85;
  white-space: pre-wrap;
}
.forum-detail-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid #f1f5f9;
}
.forum-action-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
  background: #fff;
  color: #64748b;
  font-size: 0.8rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}
.forum-action-btn:hover {
  border-color: #1B3A6B;
  color: #1B3A6B;
  background: #f0f4ff;
}
.forum-action-btn.liked {
  border-color: #D4AF37;
  color: #92400e;
  background: #fef3c7;
}

/* ── Replies ─────────────────────────────────────────────────────────────── */
.forum-replies-header {
  font-size: 1rem;
  font-weight: 700;
  color: #1B3A6B;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.forum-reply-card {
  background: #fff;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  padding: 20px;
  margin-bottom: 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.02);
}
.forum-reply-card .reply-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.forum-reply-card .reply-avatar {
  font-size: 1.3rem;
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, #f0f4ff, #e0e7ff);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.forum-reply-card .reply-nick {
  font-weight: 700;
  color: #1B3A6B;
  font-size: 0.85rem;
}
.forum-reply-card .reply-rank {
  font-size: 0.68rem;
  color: #94a3b8;
}
.forum-reply-card .reply-date {
  font-size: 0.72rem;
  color: #94a3b8;
  margin-right: auto;
}
.forum-reply-card .reply-content {
  color: #334155;
  font-size: 0.9rem;
  line-height: 1.75;
  white-space: pre-wrap;
}
.forum-reply-card .reply-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
}

/* ── Reply Box ───────────────────────────────────────────────────────────── */
.forum-reply-box {
  background: #fff;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  padding: 20px;
  margin-top: 16px;
}
.forum-reply-box textarea {
  width: 100%;
  min-height: 100px;
  padding: 14px;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
  font-family: inherit;
  font-size: 0.9rem;
  color: #334155;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
}
.forum-reply-box textarea:focus {
  border-color: #1B3A6B;
}
.forum-reply-box .reply-box-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 12px;
}
.forum-reply-submit {
  background: linear-gradient(135deg, #1B3A6B, #2A5298);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 24px;
  font-size: 0.88rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s;
}
.forum-reply-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(27,58,107,0.25);
}

/* ── Create Thread Modal ─────────────────────────────────────────────────── */
.forum-create-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  animation: forumFadeIn 0.2s ease;
}
@keyframes forumFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.forum-create-modal {
  background: #fff;
  border-radius: 20px;
  width: 92vw;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.3);
  animation: forumSlideUp 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes forumSlideUp {
  from { transform: translateY(30px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}
.forum-create-modal h3 {
  font-size: 1.2rem;
  font-weight: 900;
  color: #1B3A6B;
  margin: 0 0 20px;
}
.forum-create-modal label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: #475569;
  margin-bottom: 6px;
}
.forum-create-modal input,
.forum-create-modal select,
.forum-create-modal textarea {
  width: 100%;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
  font-family: inherit;
  font-size: 0.9rem;
  color: #334155;
  outline: none;
  margin-bottom: 16px;
  transition: border-color 0.2s;
}
.forum-create-modal input:focus,
.forum-create-modal select:focus,
.forum-create-modal textarea:focus {
  border-color: #1B3A6B;
}
.forum-create-modal textarea {
  min-height: 150px;
  resize: vertical;
}
.forum-create-modal .modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
}
.forum-create-modal .btn-cancel {
  background: #f1f5f9;
  color: #475569;
  border: none;
  border-radius: 10px;
  padding: 10px 22px;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
}
.forum-create-modal .btn-publish {
  background: linear-gradient(135deg, #1B3A6B, #2A5298);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 22px;
  font-size: 0.88rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s;
}

/* ── Nickname Setup ──────────────────────────────────────────────────────── */
.forum-nickname-setup {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  padding: 36px;
  max-width: 480px;
  margin: 40px auto;
  text-align: center;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}
.forum-nickname-setup h3 {
  font-size: 1.3rem;
  font-weight: 900;
  color: #1B3A6B;
  margin: 0 0 8px;
}
.forum-nickname-setup p {
  color: #64748b;
  font-size: 0.88rem;
  margin-bottom: 24px;
  line-height: 1.6;
}
.forum-nickname-setup input {
  width: 100%;
  max-width: 300px;
  padding: 12px 16px;
  border-radius: 12px;
  border: 2px solid #e2e8f0;
  font-family: inherit;
  font-size: 1rem;
  text-align: center;
  color: #1B3A6B;
  font-weight: 700;
  outline: none;
  transition: border-color 0.2s;
}
.forum-nickname-setup input:focus {
  border-color: #1B3A6B;
}
.forum-nickname-setup button {
  margin-top: 16px;
  background: linear-gradient(135deg, #1B3A6B, #2A5298);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 12px 36px;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
}

/* ── Upgrade Prompt ──────────────────────────────────────────────────────── */
.forum-upgrade-prompt {
  background: linear-gradient(135deg, #fffbeb, #fef3c7);
  border: 1.5px solid #D4AF37;
  border-radius: 14px;
  padding: 20px 24px;
  text-align: center;
  margin-top: 16px;
}
.forum-upgrade-prompt h4 {
  color: #92400e;
  margin: 0 0 6px;
  font-size: 1rem;
}
.forum-upgrade-prompt p {
  color: #78350f;
  font-size: 0.85rem;
  margin-bottom: 14px;
}
.forum-upgrade-prompt button {
  background: linear-gradient(135deg, #D4AF37, #b8960c);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 28px;
  font-weight: 700;
  font-size: 0.9rem;
  font-family: inherit;
  cursor: pointer;
}

/* ── Rank Badges ─────────────────────────────────────────────────────────── */
.rank-beginner {
  color: #64748b;
}
.rank-experienced {
  color: #D4AF37;
}
.rank-master {
  color: #b45309;
  font-weight: 800;
}

/* ── Pending Badge ───────────────────────────────────────────────────────── */
.forum-pending-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #fef3c7;
  color: #92400e;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 8px;
}

/* ── Empty State ─────────────────────────────────────────────────────────── */
.forum-empty {
  text-align: center;
  padding: 60px 20px;
  color: #94a3b8;
}
.forum-empty .empty-icon {
  font-size: 3.5rem;
  margin-bottom: 12px;
  opacity: 0.5;
}
.forum-empty h3 {
  color: #64748b;
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 6px;
}
.forum-empty p {
  font-size: 0.85rem;
}

/* ── Roadmap Embed ───────────────────────────────────────────────────────── */
.forum-roadmap-embed {
  background: linear-gradient(135deg, #f0f4ff, #e8eeff);
  border: 1px solid #c7d2fe;
  border-radius: 14px;
  padding: 20px;
  margin: 16px 0;
  text-align: center;
}
.forum-roadmap-embed .roadmap-label {
  font-size: 0.78rem;
  color: #6366f1;
  font-weight: 700;
  margin-bottom: 8px;
}