/* Lovable TechForum theme — scoped to .forum-shell */
.forum-shell {
  --forum-bg: #0d1117;
  --forum-fg: #b1bac4;
  --forum-fg-title: #cdd4dc;
  --forum-fg-heading: #d8dee4;
  --forum-card: #161b22;
  --forum-secondary: #21262d;
  --forum-muted: #7d8590;
  --forum-muted-2: #656d76;
  --forum-primary: #6ebf7f;
  --forum-primary-soft: #8fd4a8;
  --forum-primary-dim: rgba(110, 191, 127, 0.1);
  --forum-link: #79b8ff;
  --forum-border: #30363d;
  --forum-danger: #f85149;
  --forum-radius: 10px;
  --forum-font: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --forum-mono: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  background: var(--forum-bg);
  color: var(--forum-fg);
  font-family: var(--forum-font);
  font-size: 14px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0 calc(50% - 50vw);
  width: 100vw;
  min-height: calc(100vh - 56px);
}

.forum-topbar {
  position: sticky;
  top: 56px;
  z-index: 20;
  border-bottom: 1px solid var(--forum-border);
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(8px);
}

.forum-topbar-inner {
  max-width: var(--site-max-width, 1400px);
  margin: 0 auto;
  height: 48px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.forum-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.forum-brand-mark {
  color: var(--forum-primary-soft);
  font-weight: 700;
  font-family: var(--forum-mono);
}
.forum-brand-name {
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: var(--forum-fg-title);
}
.forum-brand-ver { font-size: 11px; color: var(--forum-muted); }

.forum-topbar-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  color: var(--forum-muted);
}

.forum-topbar-dot { color: var(--forum-primary-soft); white-space: nowrap; }

.forum-topbar-btn {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  border: 1px solid rgba(110, 191, 127, 0.28);
  border-radius: 6px;
  color: var(--forum-primary-soft);
  font-size: 12px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}

.forum-topbar-btn:hover {
  background: var(--forum-primary-dim);
  color: var(--forum-primary);
}

.forum-grid {
  max-width: var(--site-max-width, 1400px);
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.forum-sidebar-sticky {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.forum-search-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px;
  border: 1px solid var(--forum-border);
  border-radius: var(--forum-radius);
  background: var(--forum-card);
}

.forum-search-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--forum-muted);
}

.forum-search-select,
.forum-search-input {
  width: 100%;
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--forum-border);
  border-radius: 6px;
  background: var(--forum-secondary);
  color: var(--forum-fg-title);
  font-family: var(--forum-font);
  font-size: 13px;
  font-weight: 400;
}

.forum-search-row {
  display: flex;
  gap: 6px;
}

.forum-search-row .forum-search-input { flex: 1; min-width: 0; }

.forum-search-btn {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(110, 191, 127, 0.28);
  border-radius: 6px;
  background: var(--forum-primary-dim);
  color: var(--forum-primary-soft);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.forum-search-btn:hover {
  background: rgba(110, 191, 127, 0.18);
  color: var(--forum-primary);
}

.forum-btn-primary,
.forum-btn-ghost,
.forum-btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
}

.forum-btn-block { width: 100%; justify-content: flex-start; }

.forum-btn-primary {
  background: var(--forum-primary);
  color: #0f1419;
  font-weight: 500;
}

.forum-btn-primary:hover { filter: brightness(1.05); color: #0d1117; }

.forum-btn-ghost {
  background: var(--forum-secondary);
  border: 1px solid var(--forum-border);
  color: var(--forum-fg-title);
}

.forum-btn-ghost:hover {
  background: #2d333b;
  color: var(--forum-fg);
}

.forum-btn-danger {
  background: transparent;
  border: 1px solid rgba(248, 81, 73, 0.45);
  color: var(--forum-danger);
}

.forum-btn-danger:hover { background: rgba(248, 81, 73, 0.12); }

.forum-sidebar-label {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 8px;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--forum-muted);
}

.forum-cat-nav { display: flex; flex-direction: column; gap: 2px; }

.forum-cat-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--forum-muted);
  transition: all 0.15s;
}

.forum-cat-link:hover {
  background: rgba(33, 38, 45, 0.6);
  color: var(--forum-fg-title);
}

.forum-cat-link.is-active {
  background: var(--forum-secondary);
  color: var(--forum-fg-title);
}

.forum-sidebar-empty {
  padding: 0 8px;
  font-size: 12px;
  color: var(--forum-muted);
}

.forum-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 8px;
}

.forum-tag {
  padding: 2px 8px;
  border: 1px solid var(--forum-border);
  border-radius: 999px;
  background: rgba(33, 38, 45, 0.5);
  font-size: 11px;
  color: var(--forum-muted);
}

.forum-sidebar-sep {
  border: none;
  border-top: 1px solid var(--forum-border);
  margin: 4px 0;
}

.forum-sidebar-quote {
  padding: 0 8px;
  margin: 0;
  font-size: 11px;
  line-height: 1.6;
  color: var(--forum-muted);
}

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

.forum-main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.forum-tabs {
  display: inline-flex;
  padding: 3px;
  border-radius: 8px;
  background: var(--forum-secondary);
}

.forum-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--forum-muted);
}

.forum-tab.is-active {
  background: var(--forum-card);
  color: var(--forum-fg-title);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.forum-main-count {
  font-size: 12px;
  color: var(--forum-muted);
  white-space: nowrap;
}

.forum-feed-card {
  border: 1px solid var(--forum-border);
  border-radius: var(--forum-radius);
  background: var(--forum-card);
  overflow: hidden;
}

.forum-thread-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  color: var(--forum-fg);
  border-top: 1px solid var(--forum-border);
  transition: background 0.15s, color 0.15s;
}

.forum-thread-row:first-child { border-top: none; }

.forum-thread-row:hover {
  background: rgba(33, 38, 45, 0.35);
  color: var(--forum-fg);
}

.forum-avatar {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--forum-border);
  background: var(--forum-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--forum-muted);
  font-weight: 700;
}

.forum-avatar-sm { width: 24px; height: 24px; font-size: 10px; border-radius: 6px; }

.forum-thread-body { flex: 1; min-width: 0; }

.forum-thread-title {
  display: block;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 6px;
  color: var(--forum-fg-title);
}

.forum-thread-row:hover .forum-thread-title { color: var(--forum-fg-heading); }

.forum-thread-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--forum-muted);
  font-weight: 400;
}

.forum-meta-dot { opacity: 0.5; }

.forum-badge {
  display: inline-flex;
  padding: 1px 6px;
  border: 1px solid rgba(110, 191, 127, 0.22);
  border-radius: 4px;
  background: var(--forum-primary-dim);
  color: var(--forum-primary-soft);
  font-size: 10px;
  font-weight: 500;
}

.forum-badge-topic {
  border-color: var(--forum-border);
  background: var(--forum-secondary);
  color: var(--forum-muted);
}

.forum-topic-inline {
  color: var(--forum-primary-soft);
  font-weight: 500;
}

.forum-thread-side { flex-shrink: 0; }

.forum-draft-pill {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(234, 179, 8, 0.15);
  color: #d29922;
}

.forum-empty {
  border: 1px solid var(--forum-border);
  border-radius: var(--forum-radius);
  background: var(--forum-card);
  padding: 48px 24px;
  text-align: center;
  color: var(--forum-muted);
  font-size: 14px;
}

.forum-empty .forum-btn-primary { margin-top: 16px; }

.forum-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}

.forum-pagination-info { font-size: 12px; color: var(--forum-muted); }

.forum-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  font-size: 12px;
  color: var(--forum-muted);
}

.forum-back-link:hover { color: var(--forum-link); }

.forum-detail-card {
  border: 1px solid var(--forum-border);
  border-radius: var(--forum-radius);
  background: var(--forum-card);
  padding: 28px 32px;
}

.forum-detail-title {
  margin: 12px 0 0;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--forum-fg-heading);
}

.forum-detail-byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  font-size: 12px;
  color: var(--forum-muted);
}

.forum-detail-sep {
  border: none;
  border-top: 1px solid var(--forum-border);
  margin: 20px 0;
}

.forum-detail-body {
  font-size: 15px;
  line-height: 1.78;
  color: var(--forum-fg);
  font-weight: 400;
}

.forum-detail-body p {
  margin: 0 0 1em;
}

.forum-detail-body p:last-child {
  margin-bottom: 0;
}

.forum-detail-body h1,
.forum-detail-body h2,
.forum-detail-body h3 {
  margin: 1.5em 0 0.65em;
  line-height: 1.4;
  color: var(--forum-fg-heading);
  font-weight: 600;
}

.forum-detail-body h1 { font-size: 1.35em; }
.forum-detail-body h2 { font-size: 1.2em; }
.forum-detail-body h3 { font-size: 1.08em; }

.forum-detail-body a {
  color: var(--forum-link);
  text-decoration: none;
}

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

.forum-detail-body ul,
.forum-detail-body ol {
  margin: 0 0 1em;
  padding-left: 1.4em;
}

.forum-detail-body li + li {
  margin-top: 0.35em;
}

.forum-detail-body pre {
  background: var(--forum-secondary);
  border: 1px solid var(--forum-border);
  border-radius: 8px;
  padding: 12px 14px;
  overflow-x: auto;
  font-size: 13px;
}

.forum-detail-body code {
  font-family: var(--forum-mono);
  font-size: 0.92em;
}

.forum-detail-body :not(pre) > code {
  background: var(--forum-secondary);
  padding: 2px 5px;
  border-radius: 4px;
}

.forum-detail-body blockquote {
  border-left: 3px solid rgba(110, 191, 127, 0.35);
  margin: 1em 0;
  padding: 0.2em 0 0.2em 1em;
  color: var(--forum-muted);
}

.forum-detail-body table {
  width: 100%;
  margin: 1.25em 0;
  border-collapse: collapse;
  font-size: 0.94em;
  line-height: 1.5;
  display: block;
  overflow-x: auto;
}

.forum-detail-body table th,
.forum-detail-body table td {
  padding: 10px 14px;
  border: 1px solid var(--forum-border);
  text-align: left;
  vertical-align: top;
}

.forum-detail-body table th {
  font-weight: 600;
  color: var(--forum-fg-heading);
  background: var(--forum-secondary);
}

.forum-detail-body table tr:nth-child(even) td {
  background: rgba(110, 118, 129, 0.08);
}

.forum-detail-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.forum-detail-actions form { display: inline; }

.forum-compose-card {
  border: 1px solid var(--forum-border);
  border-radius: var(--forum-radius);
  background: var(--forum-card);
  padding: 24px;
}

.forum-compose-title {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: 600;
  color: var(--forum-fg-heading);
}

.forum-compose-lead {
  margin: 0 0 20px;
  font-size: 13px;
  color: var(--forum-muted);
}

.forum-compose-form label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--forum-muted);
}

.forum-form-row { margin-bottom: 16px; }

.forum-form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.forum-compose-form .form-input,
.forum-compose-form .form-select,
.forum-compose-form .form-textarea,
.forum-compose-form select,
.forum-compose-form input[type="text"],
.forum-compose-form textarea {
  width: 100%;
  background: var(--forum-secondary);
  border: 1px solid var(--forum-border);
  border-radius: 8px;
  color: var(--forum-fg-title);
  font-family: var(--forum-font);
  font-size: 14px;
  font-weight: 400;
}

.forum-compose-form textarea,
.forum-compose-form .forum-body-input {
  min-height: 280px;
  line-height: 1.75;
  color: var(--forum-fg);
}

.forum-compose-form .forum-body-input {
  font-family: var(--forum-mono);
  font-size: 13px;
}

.forum-form-check .forum-check-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: var(--forum-fg-title);
  font-weight: 400;
}

.forum-form-actions {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}

.forum-form-errors {
  margin-bottom: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(248, 81, 73, 0.12);
  color: var(--forum-danger);
  font-size: 13px;
}

.forum-my-toolbar { margin-top: 16px; }

@media (max-width: 960px) {
  .forum-grid { grid-template-columns: 1fr; }
  .forum-sidebar-sticky { position: static; }
  .forum-topbar { top: 0; }
}

@media (max-width: 640px) {
  .forum-topbar-inner,
  .forum-grid { padding-left: 16px; padding-right: 16px; }
  .forum-form-row-2 { grid-template-columns: 1fr; }
  .forum-detail-title { font-size: 20px; }
}

/* Homepage split: forum feed + IP/browser sidebar */
.home-top-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 366px;
  gap: 20px;
  align-items: stretch;
  margin-bottom: 32px;
}

.home-forum-panel {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.home-forum-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.home-forum-panel-header .section-title { margin: 0; }

.home-forum-more {
  font-size: 12px;
  color: var(--text-faint);
}

.home-forum-list {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  overflow: hidden;
}

.home-forum-list li + li { border-top: 1px solid var(--border); }

.home-forum-link {
  display: block;
  padding: 9px 2px;
  color: var(--text);
  font-size: 13.5px;
  line-height: 1.45;
}

.home-forum-link:hover { color: var(--accent); }

.home-forum-link-title { font-weight: 600; }

.home-forum-prefix {
  color: var(--text-faint);
  font-weight: 500;
  font-size: 12px;
}

.home-sidebar-col {
  width: 366px;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.home-sidebar-col .home-section { margin-bottom: 0; }

.home-sidebar-col .ip-card {
  flex-direction: column;
  align-items: stretch;
  padding: 14px 16px;
  gap: 0;
}

.home-sidebar-col .ip-card .section-title {
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 10px;
}

.home-sidebar-col .ip-card-inner {
  display: flex;
  align-items: center;
  gap: 12px;
}

.home-sidebar-col .ip-flag { font-size: 28px; }
.home-sidebar-col .ip-address { font-size: 16px; }
.home-sidebar-col .ip-location { font-size: 12px; }
.home-sidebar-col .ip-isp { font-size: 11px; }

.browser-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
}

.browser-card .section-title {
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 10px;
}

.browser-info-list {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 12px;
}

.browser-info-list li {
  display: flex;
  gap: 8px;
  padding: 5px 0;
  border-top: 1px solid var(--border);
}

.browser-info-list li:first-child { border-top: none; padding-top: 0; }

.browser-info-list dt {
  flex: 0 0 72px;
  color: var(--text-faint);
  font-weight: 600;
}

.browser-info-list dd {
  margin: 0;
  color: var(--text-muted);
  word-break: break-all;
  font-family: var(--font-mono);
  font-size: 11px;
}

@media (max-width: 960px) {
  .home-top-split { grid-template-columns: 1fr; }
  .home-sidebar-col { width: 100%; order: -1; }
}