.discussion-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 16px 80px;
  font-family: "Baloo 2", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.discussion-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
  gap: 24px;
}

.discussion-main {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.discussion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.discussion-header h1 {
  margin: 0;
  font-size: 2rem;
}

.auth-user {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  padding: 10px 14px;
  border-radius: 999px;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.08);
}

.auth-user img {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  object-fit: cover;
}

.auth-user__meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.auth-user__name {
  font-weight: 700;
  color: #0f172a;
}

.auth-user__role {
  font-size: 0.85rem;
  color: #64748b;
}

.auth-user--compact {
  padding: 8px 12px;
  gap: 10px;
  border-radius: 14px;
  background: #f8fafc;
  box-shadow: none;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.auth-user--compact img {
  width: 36px;
  height: 36px;
}

.auth-user--compact .auth-user__name {
  font-size: 0.95rem;
}

.auth-user--compact .auth-user__role {
  font-size: 0.78rem;
}

.auth-admin-badge {
  display: inline-flex;
  margin-left: 6px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #fee2e2;
  color: #b91c1c;
  font-weight: 700;
  font-size: 0.75rem;
}

.feed-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 22px;
  margin-bottom: 18px;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 15px 28px rgba(15, 23, 42, 0.06);
}

.feed-tabs {
  display: inline-flex;
  gap: 12px;
}

.feed-tab {
  border: none;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 600;
  background: transparent;
  color: #475569;
  cursor: pointer;
}

.feed-tab.is-active {
  background: linear-gradient(135deg, #34d399, #10b981);
  color: #fff;
  box-shadow: 0 12px 24px rgba(16, 185, 129, 0.28);
}

.discussion-card {
  background: #fff;
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
  margin-bottom: 24px;
  border: 1px solid rgba(15, 23, 42, 0.05);
}

.quick-composer {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.composer-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.composer-row img {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  object-fit: cover;
}

.composer-input {
  flex: 1;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  padding: 12px 16px;
  background: #f8fafc;
  text-align: left;
  font-size: 1rem;
  color: #475569;
  cursor: pointer;
}

.composer-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-start;
}

.composer-action {
  flex: 1;
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  padding: 10px;
  background: #f8fafc;
  font-size: 0.9rem;
  color: #0f172a;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
}

.composer-action i {
  color: #0ea5e9;
}

.auth-guard {
  padding: 16px;
  background: #fef3c7;
  border: 1px solid #fcd34d;
  border-radius: 12px;
  text-align: center;
  color: #78350f;
  font-size: 0.95rem;
}

.auth-guard p {
  margin: 0;
}

.auth-guard .btn--text {
  border: none;
  background: none;
  color: #0ea5e9;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
  font-size: inherit;
}

.auth-guard .btn--text:hover {
  color: #0284c7;
}

.auth-guard.hidden {
  display: none;
}

.btn {
  border: none;
  padding: 10px 20px;
  border-radius: 12px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-primary {
  background: linear-gradient(135deg, #34d399, #10b981);
  color: #fff;
  box-shadow: 0 12px 24px rgba(16, 185, 129, 0.28);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #10b981, #059669);
  box-shadow: 0 16px 32px rgba(16, 185, 129, 0.35);
  transform: translateY(-2px);
}

.btn-danger {
  background: linear-gradient(135deg, #fb7185, #ef4444);
  color: #fff;
  box-shadow: 0 12px 24px rgba(239, 68, 68, 0.24);
}

.btn-danger:hover {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  box-shadow: 0 16px 32px rgba(220, 38, 38, 0.3);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: #475569;
  border: 1px solid rgba(15, 23, 42, 0.12);
}

.btn-ghost:hover {
  background: #f8fafc;
  border-color: rgba(15, 23, 42, 0.2);
}

.btn-mini {
  padding: 6px 12px;
  font-size: 0.9rem;
}

.confirm-modal {
  max-width: none;
  width: 100%;
  align-items: center;
  justify-content: center;
}

.confirm-modal-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: min(420px, 92vw);
  margin: 0 auto;
  padding: 26px;
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.confirm-modal-card header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.confirm-modal-card h3 {
  margin: 0 0 6px;
  font-size: 1.2rem;
  color: #0f172a;
}

.confirm-modal-card p {
  margin: 0;
  color: #475569;
  font-size: 0.95rem;
}

.confirm-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.confirm-modal__fields .field-block {
  gap: 8px;
}

.confirm-modal__fields .field-block span {
  font-size: 0.9rem;
  color: #0f172a;
}

.confirm-modal__fields input,
.confirm-modal__fields textarea {
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  padding: 10px 12px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.confirm-modal__fields input:focus,
.confirm-modal__fields textarea:focus {
  outline: none;
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.12);
}

.confirm-modal__fields textarea {
  min-height: 110px;
}

.confirm-modal-card .modal-close-btn {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: #f1f5f9;
}

.confirm-modal-card .modal-close-btn:hover {
  background: #e2e8f0;
}

.confirm-modal__fields {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.confirm-modal__fields .field-block {
  margin: 0;
}

.confirm-modal__fields textarea {
  min-height: 90px;
  resize: vertical;
}

.post-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.post-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.field-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 600;
  color: #0f172a;
}

.field-block span {
  font-size: 0.92rem;
  color: #0f172a;
}

.post-form input[type="text"],
.post-form textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  padding: 10px 12px;
  font-family: inherit;
  font-size: 1rem;
}

.post-form select {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  padding: 10px 12px;
  font-family: inherit;
  font-size: 1rem;
  background: #fff;
}

.post-form textarea {
  min-height: 120px;
  resize: vertical;
}

.post-form__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.file-input {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: #475569;
}

@media (max-width: 640px) {
  .post-form-grid {
    grid-template-columns: 1fr;
  }
}

.discussion-feed {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.discussion-aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.suggestions-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.suggestion-list li {
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 16px;
  padding: 10px 12px;
  background: #f8fafc;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.suggestion-list strong {
  font-size: 0.95rem;
}

.suggestion-list p {
  margin: 0;
  font-size: 0.85rem;
  color: #475569;
}

.suggestion-list span {
  font-size: 0.8rem;
  color: #94a3b8;
}

.tips-card ul {
  padding-left: 18px;
  color: #475569;
}

@media (max-width: 960px) {
  .discussion-grid {
    grid-template-columns: 1fr;
  }
  .story-strip {
    margin-bottom: 16px;
  }
  .feed-toolbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

.discussion-post {
  background: #fff;
  border-radius: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.05);
}

.post-topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.post-topbar__actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.post-topbar h3 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.35;
}

.post-delete-btn {
  border: none;
  background: #fee2e2;
  color: #b91c1c;
  border-radius: 10px;
  padding: 6px 10px;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}

.post-delete-btn:hover {
  background: #fecaca;
}

.post-report-btn {
  border: none;
  background: rgba(234, 179, 8, 0.18);
  color: #a16207;
  border-radius: 10px;
  padding: 6px 10px;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}

.post-report-btn:hover {
  background: rgba(234, 179, 8, 0.28);
}

.post-author {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.post-author img {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  object-fit: cover;
}

.post-meta {
  font-size: 0.78rem;
  color: #94a3b8;
  margin-top: 2px;
}

.meta-line {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.meta-line__name-wrap {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.meta-line__name {
  color: #6b7d95;
  font-weight: 700;
}

.meta-line__gender {
  font-size: 0.78rem;
}

.meta-line__gender--male {
  color: #2563eb;
}

.meta-line__gender--female {
  color: #db2777;
}

.meta-line__gender--other {
  color: #64748b;
}

.meta-line__role,
.meta-line__time {
  color: #94a3b8;
}

.meta-line__dot {
  color: #cbd5e1;
  font-weight: 700;
}

.post-body {
  font-size: 0.95rem;
  color: #0f172a;
  margin: 8px 0;
  white-space: pre-line;
  line-height: 1.5;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0;
}

.tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 8px;
  background: #ecfeff;
  color: #0f766e;
  font-weight: 700;
  font-size: 0.78rem;
}

.post-image-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 8px 0;
}

.post-image-gallery.is-multi {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.post-image {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.post-image img {
  max-height: 360px;
  object-fit: cover;
  cursor: zoom-in;
}

.post-image img {
  width: 100%;
  display: block;
}

.image-lightbox-backdrop {
  background: rgba(2, 8, 23, 0.72);
}

.image-lightbox {
  padding: 20px;
}

.image-lightbox__card {
  position: relative;
  width: min(96vw, 1180px);
  max-height: 94vh;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: hidden;
}

.image-lightbox__toolbar {
  position: absolute;
  top: 18px;
  right: 18px;
  left: auto !important;
  bottom: auto;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  margin: 0;
  width: auto !important;
  min-width: 0;
  max-width: max-content;
  padding: 8px;
  gap: 8px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 40px rgba(2, 8, 23, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.image-lightbox__toolbar .btn {
  border-color: rgba(255, 255, 255, 0.16);
}

.image-lightbox__toolbar .btn-ghost {
  color: #e2e8f0;
  background: rgba(255, 255, 255, 0.06);
}

.image-lightbox__toolbar .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
}

.image-lightbox__viewport {
  position: relative;
  width: 100%;
  min-height: min(72vh, 760px);
  max-height: 94vh;
  overflow: hidden;
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.12);
  cursor: grab;
  user-select: none;
}

.image-lightbox__viewport.is-dragging {
  cursor: grabbing;
}

.image-lightbox__card img {
  display: block;
  max-width: 100%;
  max-height: calc(94vh - 40px);
  width: auto;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(2, 8, 23, 0.35);
  background: #fff;
  transform: translate(var(--lightbox-pan-x, 0px), var(--lightbox-pan-y, 0px)) scale(var(--lightbox-zoom, 1));
  transform-origin: center center;
  transition: transform 0.12s ease;
  will-change: transform;
}

.image-lightbox__actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 14px;
  width: 100%;
  flex-wrap: wrap;
}

.image-lightbox__actions.image-lightbox__toolbar {
  width: auto !important;
  margin-top: 0;
  flex-wrap: nowrap;
}

.image-lightbox__toolbar .btn-mini {
  padding: 7px 10px;
  font-size: 0.84rem;
  white-space: nowrap;
}

.post-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: #475569;
}

.post-actions button {
  border: none;
  background: none;
  color: inherit;
  font: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.comments {
  margin-top: 10px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  padding-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.comment-item {
  background: #f8fafc;
  border-radius: 14px;
  padding: 10px 12px;
  font-size: 0.95rem;
}

.comment-replies {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.comment-depth-1,
.comment-depth-2,
.comment-depth-3 {
  margin-left: 20px;
  padding-left: 10px;
  border-left: 2px solid rgba(14, 165, 233, 0.15);
}

.comment-item__author {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.comment-item__author img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
  flex: 0 0 34px;
}

.comment-item__body {
  flex: 1;
  min-width: 0;
}

.comment-meta {
  font-size: 0.8rem;
  color: #94a3b8;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.comment-meta .meta-line {
  min-width: 0;
}

.comment-delete-btn {
  border: none;
  background: transparent;
  color: #b91c1c;
  font-weight: 700;
  cursor: pointer;
}

.comment-report-btn {
  border: none;
  background: transparent;
  color: #a16207;
  font-weight: 700;
  cursor: pointer;
}

.comment-reply-btn {
  border: none;
  background: transparent;
  color: #0ea5e9;
  font-weight: 700;
  cursor: pointer;
}

.comment-meta__actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.comment-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.comment-input input {
  flex: 1;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  padding: 8px 10px;
  font-family: inherit;
}

.comment-attach-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 42px;
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px dashed rgba(15, 23, 42, 0.14);
  background: #f8fafc;
  color: #0f766e;
  font-weight: 700;
  cursor: pointer;
}

.comment-attach-btn:hover {
  background: #ecfeff;
  border-color: rgba(13, 148, 136, 0.3);
}

.comment-attach-btn.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.comment-image-preview {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 8px 10px;
  margin-top: 2px;
  border-radius: 12px;
  background: #fbfdff;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.comment-image-preview[hidden] {
  display: none !important;
}

.comment-image-preview img {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.comment-image-preview__meta {
  min-width: 0;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.comment-image-preview__meta span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #475569;
  font-size: 0.85rem;
}

.comment-image-preview__remove {
  border: none;
  background: transparent;
  color: #dc2626;
  font-weight: 700;
  cursor: pointer;
}

.reply-composer {
  margin-top: 10px;
  padding: 10px;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.reply-composer input {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  padding: 8px 10px;
  font-family: inherit;
}

.comment-image-tools {
  margin-top: 8px;
}

.reply-composer__actions {
  margin-top: 8px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.reply-composer .comment-attach-btn {
  padding: 7px 10px;
  font-size: 0.86rem;
}

/* Modal Styles */
.tt-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  z-index: 30010;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tt-modal-backdrop[hidden] {
  display: none;
}

.tt-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30011;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
}

.tt-modal[hidden] {
  display: none;
}

.tt-modal-card {
  background: #fff;
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 25px 50px rgba(15, 23, 42, 0.15);
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.post-modal-card {
  width: min(520px, 96vw);
}

.post-modal-card header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  gap: 16px;
}

.post-modal-card header h3 {
  margin: 0 0 4px 0;
  font-size: 1.5rem;
  color: #0f172a;
}

.post-modal-card header p {
  margin: 0;
  font-size: 0.9rem;
  color: #64748b;
}

.post-modal-card input[type="text"],
.post-modal-card textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  padding: 12px 16px;
  font-family: inherit;
  font-size: 1rem;
  margin-bottom: 14px;
  transition: border-color 0.2s;
}

.post-modal-card input[type="text"]:focus,
.post-modal-card textarea:focus {
  outline: none;
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.post-modal-card textarea {
  min-height: 140px;
  resize: vertical;
}

.post-modal-card .file-input {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: #475569;
  cursor: pointer;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: #f8fafc;
  margin-bottom: 14px;
  transition: all 0.2s;
}

.post-modal-card .file-input:hover {
  background: #f1f5f9;
  border-color: rgba(15, 23, 42, 0.2);
}

.post-modal-card .file-input i {
  color: #0ea5e9;
}

.image-preview-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  margin-bottom: 14px;
  background: #f8fafc;
  padding: 12px;
}

.image-preview-container[hidden] {
  display: none;
}

.image-preview-tile {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: #fff;
}

.image-preview-container img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
}

.remove-image-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  border: none;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(8px);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  color: #fff;
}

.remove-image-btn:hover {
  background: rgba(239, 68, 68, 0.9);
  transform: scale(1.1);
}

.remove-image-btn i {
  font-size: 1rem;
}

.modal-close-btn {
  border: none;
  background: rgba(15, 23, 42, 0.06);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}

.modal-close-btn:hover {
  background: rgba(15, 23, 42, 0.12);
  transform: scale(1.05);
}

.modal-close-btn i {
  font-size: 1.2rem;
  color: #64748b;
}

.empty-feed {
  text-align: center;
  padding: 40px;
  color: #94a3b8;
  font-size: 1rem;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #0f172a;
  color: #fff;
  padding: 14px 20px;
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.3);
  font-size: 0.95rem;
  z-index: 10000;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease-out;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.toast.success {
  background: linear-gradient(135deg, #34d399, #10b981);
}

.toast.error {
  background: linear-gradient(135deg, #f87171, #ef4444);
}

@media (max-width: 960px) {
  .auth-user {
    width: 100%;
    border-radius: 20px;
    justify-content: space-between;
  }

  .post-topbar {
    flex-direction: column;
  }

  .comment-input {
    grid-template-columns: 1fr;
  }

  .image-lightbox {
    padding: 12px;
  }

  .image-lightbox__toolbar {
    top: 12px;
    right: 12px;
    left: 12px !important;
    width: auto !important;
    max-width: calc(100% - 24px);
    justify-content: center;
    flex-wrap: wrap;
    border-radius: 18px;
  }

  .image-lightbox__viewport {
    min-height: 56vh;
    max-height: 92vh;
  }
}
.comment-image-preview__tile {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 4px 0;
}

/* ===== THEME: NEON (THẢO LUẬN) ===== */
body.theme-neon {
  background: radial-gradient(circle at 20% 10%, rgba(78, 240, 255, 0.12), transparent 28%),
              radial-gradient(circle at 80% 0%, rgba(96, 139, 255, 0.14), transparent 30%),
              linear-gradient(180deg, #06131f 0%, #07121c 100%);
  color: #e6f4ff;
}

body.theme-neon .discussion-shell {
  color: #e6f4ff;
}

body.theme-neon .auth-user,
body.theme-neon .feed-toolbar,
body.theme-neon .discussion-card,
body.theme-neon .discussion-post,
body.theme-neon .reply-composer,
body.theme-neon .tt-modal-card,
body.theme-neon .post-modal-card {
  background: rgba(9, 24, 38, 0.9);
  border: 1px solid rgba(126, 240, 255, 0.12);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}

body.theme-neon .auth-user__name,
body.theme-neon .post-body,
body.theme-neon .post-topbar h3,
body.theme-neon .comment-item__body {
  color: #e6f4ff;
}

body.theme-neon .auth-user__role,
body.theme-neon .post-meta,
body.theme-neon .comment-meta,
body.theme-neon .post-actions,
body.theme-neon .comment-image-preview__meta span,
body.theme-neon .file-input,
body.theme-neon .tips-card ul {
  color: rgba(185, 210, 225, 0.8);
}

body.theme-neon .composer-input,
body.theme-neon .composer-action,
body.theme-neon .comment-input input,
body.theme-neon .reply-composer input,
body.theme-neon .post-form input[type="text"],
body.theme-neon .post-form textarea,
body.theme-neon .post-form select,
body.theme-neon .post-modal-card input[type="text"],
body.theme-neon .post-modal-card textarea {
  background: rgba(8, 22, 34, 0.8);
  border-color: rgba(126, 240, 255, 0.14);
  color: #e6f4ff;
}

body.theme-neon .composer-input::placeholder,
body.theme-neon .post-form input::placeholder,
body.theme-neon .post-form textarea::placeholder,
body.theme-neon .post-modal-card input::placeholder,
body.theme-neon .post-modal-card textarea::placeholder,
body.theme-neon .reply-composer input::placeholder {
  color: rgba(185, 210, 225, 0.65);
}

body.theme-neon .composer-action {
  color: #cbe6f2;
}

body.theme-neon .comment-item,
body.theme-neon .comment-image-preview,
body.theme-neon .suggestion-list li,
body.theme-neon .image-preview-container {
  background: rgba(8, 22, 34, 0.75);
  border-color: rgba(126, 240, 255, 0.12);
}

body.theme-neon .tag {
  background: rgba(108, 242, 223, 0.16);
  color: #6cf2df;
}

body.theme-neon .auth-guard {
  background: rgba(251, 191, 36, 0.12);
  border-color: rgba(251, 191, 36, 0.35);
  color: #fde68a;
}