/*
 * Campus Circle Page Surfaces
 * Feed, detail, profile, directory, notifications, messages, chat, auth, admin.
 */

/* Feed */
.feed-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.feed-column {
  display: grid;
  gap: var(--sp-4);
  min-width: 0;
}

.feed-sticky {
  position: sticky;
  top: calc(var(--header-h) + 20px);
  display: grid;
  gap: var(--sp-4);
}

.post-card {
  overflow: hidden;
  padding: var(--sp-6);
  border-radius: var(--r-2xl);
  content-visibility: auto;
  contain-intrinsic-size: auto 460px;
}

.post-card.is-focused {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow), var(--shadow-md);
}

.post-head {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.post-meta {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.post-author {
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.3;
}

.post-time {
  overflow: hidden;
  color: var(--faint);
  font-size: var(--text-xs);
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.post-body {
  margin-top: var(--sp-5);
}

.post-tags {
  margin-bottom: var(--sp-3);
}

.post-content {
  color: var(--ink);
  font-size: var(--text-md);
  line-height: 1.78;
  overflow-wrap: anywhere;
}

.post-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}

.post-gallery.is-single {
  grid-template-columns: 1fr;
}

.post-photo {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--r-lg);
  background: var(--surface-3);
  cursor: zoom-in;
}

.post-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-5) var(--ease-out), filter var(--dur-5) var(--ease-out);
}

.post-photo:hover img {
  transform: scale(1.025);
  filter: saturate(1.04);
}

.post-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

.action-btn,
.action-link,
.action-count {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 34px;
  padding: 5px 10px;
  border: 0;
  border-radius: var(--r-md);
  background: transparent;
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 620;
  line-height: 1;
  transition: background var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out), transform var(--dur-2) var(--ease-out);
}

.action-btn:hover,
.action-link:hover {
  background: var(--surface-2);
  color: var(--ink);
  transform: translateY(-1px);
}

.action-btn .icon,
.action-link .icon,
.action-count .icon {
  width: 16px;
  height: 16px;
}

.action-btn.is-liked {
  color: var(--danger);
  background: var(--danger-soft);
}

.action-btn.danger,
.action-link.danger {
  color: var(--danger-ink);
}

.action-count {
  cursor: default;
}

.comments {
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--line);
}

.comment-list {
  display: grid;
  gap: var(--sp-4);
}

.comment-item {
  padding: var(--sp-3);
  border-radius: var(--r-lg);
  background: var(--surface-2);
}

.comment-head {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

.comment-author {
  color: var(--ink-2);
  font-size: var(--text-sm);
  font-weight: 680;
}

.comment-time {
  color: var(--faint);
  font-size: var(--text-xs);
}

.comment-delete {
  margin-left: auto;
}

.comment-delete-btn,
.comment-report {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--faint);
  transition: background var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out);
}

.comment-delete-btn:hover,
.comment-report:hover {
  background: var(--danger-soft);
  color: var(--danger-ink);
}

.comment-report {
  margin-left: var(--sp-1);
}

.comment-body {
  margin-top: var(--sp-2);
  color: var(--ink-2);
  font-size: var(--text-sm);
  line-height: 1.68;
  overflow-wrap: anywhere;
}

.comment-mention {
  color: var(--accent-ink);
  font-weight: 650;
}

.comment-form {
  display: flex;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}

.comment-form .input {
  flex: 1;
}

.comment-form .btn {
  flex: none;
}

.rail-card {
  padding: var(--sp-5);
  border-radius: var(--r-2xl);
}

.rule-text {
  font-size: var(--text-sm);
  line-height: 1.9;
}

/* Post detail */
.post-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) 280px;
  gap: clamp(20px, 3vw, 40px);
  justify-content: center;
}

.post-detail .post-content {
  font-size: var(--text-lg);
  line-height: 1.8;
}

.detail-aside {
  position: sticky;
  top: calc(var(--header-h) + 20px);
  display: grid;
  gap: var(--sp-4);
  align-content: start;
}

.detail-author {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.detail-author-name {
  color: var(--ink);
  font-weight: 700;
}

/* Welcome dashboard */
.welcome-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.55fr);
  gap: var(--sp-8);
  margin-bottom: var(--sp-8);
  padding: clamp(24px, 5vw, 52px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-2xl);
  background:
    linear-gradient(135deg, var(--surface), var(--accent-soft));
  box-shadow: var(--shadow-inset), var(--shadow-sm);
}

.welcome-hero::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -120px;
  width: 340px;
  height: 340px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  opacity: 0.16;
  pointer-events: none;
}

.welcome-hero .hero-kicker {
  color: var(--accent-ink);
  font-size: var(--text-xs);
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.welcome-hero h1 {
  max-width: 640px;
  margin-top: var(--sp-3);
  font-size: clamp(var(--text-xl), 4.4vw, var(--text-hero));
  font-weight: 790;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.welcome-hero .hero-copy {
  max-width: 540px;
  margin-top: var(--sp-4);
  color: var(--muted);
  font-size: var(--text-md);
  line-height: 1.7;
}

.hero-stats {
  display: grid;
  gap: var(--sp-2);
  align-content: center;
}

.hero-stat {
  display: flex;
  align-items: baseline;
  gap: var(--sp-3);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--line);
}

.hero-stat:last-child {
  border-bottom: 0;
}

.hero-stat strong {
  font-size: var(--text-xl);
  font-weight: 760;
  font-variant-numeric: tabular-nums;
}

.hero-stat span {
  color: var(--muted);
  font-size: var(--text-sm);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-8);
}

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-5);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
  transition: transform var(--dur-3) var(--ease-out), box-shadow var(--dur-3) var(--ease-out);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-lg);
  background: var(--accent-soft);
  color: var(--accent-ink);
  flex: none;
}

.stat-icon .icon {
  width: 20px;
  height: 20px;
}

.stat-card > span:last-child {
  display: grid;
  gap: 1px;
}

.stat-value {
  color: var(--ink);
  font-size: var(--text-md);
  font-weight: 760;
  line-height: 1.25;
  font-variant-numeric: tabular-nums;
}

.stat-value-md {
  font-size: var(--text-lg);
}

.stat-label {
  color: var(--faint);
  font-size: var(--text-xs);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr);
  gap: var(--sp-5);
  align-items: start;
  margin-bottom: var(--sp-8);
}

.dashboard-grid .card {
  min-width: 0;
}

.quick-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-2);
}

.quick-action {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface-2);
  color: var(--ink-2);
  font-size: var(--text-sm);
  font-weight: 620;
  transition: border-color var(--dur-2) var(--ease-out), background var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out), transform var(--dur-2) var(--ease-out);
}

.quick-action:hover {
  border-color: var(--line-strong);
  background: var(--surface);
  color: var(--accent-ink);
  transform: translateY(-1px);
}

.quick-action .icon {
  width: 17px;
  height: 17px;
  color: var(--muted);
}

.quick-action.danger {
  color: var(--danger-ink);
}

.name-line {
  color: var(--ink);
  font-size: var(--text-md);
  font-weight: 720;
}

.announcement-list {
  display: grid;
  gap: var(--sp-3);
}

.announcement-item {
  display: grid;
  gap: 4px;
  padding: var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface-2);
  transition: border-color var(--dur-2) var(--ease-out), transform var(--dur-2) var(--ease-out);
}

.announcement-item:hover {
  border-color: var(--line-strong);
  transform: translateY(-1px);
}

.announcement-title {
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.45;
}

.announcement-content {
  color: var(--muted);
  font-size: var(--text-sm);
  line-height: 1.6;
}

.recommend-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-4);
}

.recommend-card {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4);
  border-radius: var(--r-xl);
}

.recommend-main {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.recommend-name {
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: 700;
}

.recommend-tags {
  margin-top: var(--sp-2);
}

/* Directory */
.people-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-4);
  container-type: inline-size;
}

.people-card {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  padding: var(--sp-5);
  border-radius: var(--r-xl);
}

.people-main {
  display: grid;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.people-name {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--ink);
  font-size: var(--text-md);
  font-weight: 720;
}

.gender {
  display: inline-grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: var(--r-pill);
  background: var(--surface-3);
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 650;
}

.people-sub {
  color: var(--muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}

.people-side {
  display: grid;
  justify-items: end;
  gap: var(--sp-3);
  flex: none;
}

.people-tags {
  justify-content: flex-end;
}

.people-action {
  display: flex;
  align-items: flex-end;
  flex: none;
}

.people-view {
  min-width: 132px;
  justify-content: center;
}

/* Profile */
.profile-hero {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: var(--sp-6);
  align-items: center;
  margin-bottom: var(--sp-8);
  padding: clamp(22px, 4vw, 40px);
  overflow: hidden;
  border-radius: var(--r-2xl);
  background:
    linear-gradient(135deg, var(--surface), var(--accent-soft));
  box-shadow: var(--shadow-inset), var(--shadow-sm);
}

.profile-hero::after {
  content: "";
  position: absolute;
  top: -140px;
  right: -80px;
  width: 320px;
  height: 320px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  opacity: 0.14;
  pointer-events: none;
}

.profile-hero .avatar-xl {
  border: 4px solid var(--surface);
  box-shadow: var(--shadow-md);
}

.profile-hero-main {
  position: relative;
  z-index: 1;
}

.profile-name {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--ink);
  font-size: clamp(var(--text-lg), 3vw, var(--text-2xl));
  font-weight: 780;
  letter-spacing: -0.02em;
}

.profile-hero-main .muted {
  margin-top: 4px;
  font-size: var(--text-sm);
}

.profile-hero-actions {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: stretch;
  gap: var(--sp-2);
  min-width: 170px;
}

.follow-stats {
  display: flex;
  gap: var(--sp-4);
  margin-bottom: var(--sp-2);
  color: var(--muted);
  font-size: var(--text-sm);
}

.follow-stats strong {
  color: var(--ink);
  font-size: var(--text-md);
  font-variant-numeric: tabular-nums;
}

/* Notifications */
.notification-list {
  display: grid;
  gap: var(--sp-2);
}

.notification-item {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
  transition: border-color var(--dur-2) var(--ease-out), transform var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out);
}

.notification-item:hover {
  border-color: var(--line-2);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.notification-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--r-lg);
  background: var(--accent-soft);
  color: var(--accent-ink);
  flex: none;
}

.notification-item.is-system .notification-icon {
  background: var(--info-soft);
  color: var(--info-ink);
}

.notification-main {
  display: grid;
  gap: 3px;
  min-width: 0;
  flex: 1;
}

.notification-content {
  color: var(--ink-2);
  font-size: var(--text-sm);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.notification-time {
  color: var(--faint);
  font-size: var(--text-xs);
}

/* Messages + chat */
.conversation-list {
  display: grid;
  gap: var(--sp-2);
}

.conversation-item {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
  transition: border-color var(--dur-2) var(--ease-out), transform var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out);
}

.conversation-item:hover {
  border-color: var(--line-2);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.conversation-main {
  display: grid;
  gap: 3px;
  min-width: 0;
  flex: 1;
}

.conversation-name {
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: 700;
}

.conversation-preview {
  overflow: hidden;
  font-size: var(--text-sm);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.conversation-side {
  display: grid;
  justify-items: end;
  gap: var(--sp-1);
  flex: none;
}

.conversation-group-title {
  margin: var(--sp-4) 0 var(--sp-2);
  color: var(--faint);
  font-size: var(--text-xs);
  font-weight: 720;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.chat-card {
  display: flex;
  min-height: calc(100dvh - var(--header-h) - 160px);
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--r-2xl);
}

.chat-head {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4);
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
}

.chat-head > div:nth-child(2) {
  min-width: 0;
  flex: 1;
}

.chat-name {
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: 700;
}

.chat-setting-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 34px;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 620;
  transition: border-color var(--dur-2) var(--ease-out), background var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out);
}

.chat-setting-btn:hover,
.chat-setting-btn.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-ink);
}

.chat-body {
  flex: 1;
  display: grid;
  gap: var(--sp-3);
  padding: var(--sp-5);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.chat-message {
  display: grid;
  justify-items: start;
  gap: 4px;
  max-width: min(560px, 82%);
}

.chat-message.is-mine {
  justify-self: end;
  justify-items: end;
}

.chat-bubble {
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--r-xl) var(--r-xl) var(--r-xl) 4px;
  background: var(--surface-2);
  color: var(--ink-2);
  font-size: var(--text-sm);
  line-height: 1.65;
  box-shadow: var(--shadow-xs);
}

.chat-message.is-mine .chat-bubble {
  border-color: var(--accent);
  border-radius: var(--r-xl) var(--r-xl) 4px var(--r-xl);
  background: var(--accent);
  color: #fff;
}

.chat-text {
  overflow-wrap: anywhere;
}

.chat-image {
  max-width: 260px;
  border-radius: var(--r-md);
  margin-bottom: var(--sp-2);
}

.chat-meta {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--faint);
  font-size: var(--text-xs);
}

.chat-recall {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--danger-ink);
  font-size: var(--text-xs);
}

.chat-message.is-recalled .chat-bubble {
  border-style: dashed;
  background: transparent;
  color: var(--faint);
}

.chat-composer {
  position: relative;
  padding: var(--sp-3) var(--sp-4);
  border-top: 1px solid var(--line);
  background: var(--surface-2);
}

.chat-form {
  display: flex;
  align-items: flex-end;
  gap: var(--sp-2);
}

.chat-form textarea {
  min-height: 42px;
  max-height: 140px;
  resize: none;
  flex: 1;
}

.chat-emoji-toggle,
.chat-image-toggle {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
  color: var(--muted);
  flex: none;
  transition: border-color var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out), background var(--dur-2) var(--ease-out);
}

.chat-emoji-toggle:hover,
.chat-image-toggle:hover {
  border-color: var(--line-strong);
  color: var(--ink);
  background: var(--surface-2);
}

.chat-emoji-toggle .icon,
.chat-image-toggle .icon {
  width: 19px;
  height: 19px;
}

.chat-emoji-panel {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: var(--sp-1);
  margin-bottom: var(--sp-2);
  padding: var(--sp-3);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
}

.chat-emoji {
  min-height: 32px;
  border: 0;
  border-radius: var(--r-sm);
  background: transparent;
  font-size: 18px;
  transition: background var(--dur-1) var(--ease-out), transform var(--dur-1) var(--ease-out);
}

.chat-emoji:hover {
  background: var(--surface-2);
  transform: scale(1.14);
}

.chat-image-preview {
  max-width: 90px;
  border-radius: var(--r-md);
}

.chat-load-more {
  justify-self: center;
  padding: var(--sp-2) var(--sp-3);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--surface);
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 620;
}

/* Feedback + legal + report */
.feedback-list {
  display: grid;
  gap: var(--sp-3);
}

.feedback-item {
  display: grid;
  gap: var(--sp-2);
  padding: var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface-2);
}

.feedback-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
}

.feedback-content {
  color: var(--ink-2);
  font-size: var(--text-sm);
  line-height: 1.68;
}

.feedback-image {
  max-width: 220px;
  border-radius: var(--r-md);
  cursor: zoom-in;
}

.legal-page {
  line-height: 1.85;
}

.legal-page h2 {
  margin-bottom: var(--sp-2);
}

.legal-list {
  display: grid;
  gap: var(--sp-2);
  margin: var(--sp-3) 0 var(--sp-4);
  padding-left: var(--sp-5);
  list-style: disc;
}

.legal-list li::marker {
  color: var(--accent);
}

.word-list {
  display: grid;
  gap: var(--sp-2);
}

.word-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface-2);
  color: var(--ink-2);
  font-size: var(--text-sm);
}

/* Admin tables and charts */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--surface);
}

.table-wrap table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table-wrap th,
.table-wrap td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.table-wrap th {
  background: var(--surface-2);
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 720;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.table-wrap tr:last-child td {
  border-bottom: 0;
}

.table-wrap tr:hover td {
  background: var(--surface-2);
}

.activity-chart,
.trend-chart {
  display: grid;
  gap: var(--sp-3);
}

.activity-bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 140px;
  padding: var(--sp-3);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface-2);
}

.activity-col {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: flex-end;
  gap: 4px;
  height: 100%;
  min-width: 18px;
}

.activity-col span {
  border-radius: var(--r-sm) var(--r-sm) 2px 2px;
  background: var(--accent-soft);
}

.activity-col:nth-child(2n) span {
  background: var(--accent);
}

.activity-label {
  color: var(--faint);
  font-size: 10px;
  text-align: center;
}

.activity-legend,
.legend-dot {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--muted);
  font-size: var(--text-xs);
}

.legend-dot {
  gap: 6px;
}

.legend-dot::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.dot-register::before {
  background: var(--accent);
}

.dot-dynamic::before {
  background: var(--info);
}

.dot-comment::before {
  background: var(--success);
}

.dot-message::before {
  background: var(--warning);
}

.bar-register span {
  background: var(--accent);
}

.bar-dynamic span {
  background: var(--info);
}

.bar-comment span {
  background: var(--success);
}

.bar-message span {
  background: var(--warning);
}

.inline-details {
  display: grid;
  gap: 4px;
  font-size: var(--text-sm);
}

.inline-date {
  color: var(--faint);
  font-size: var(--text-xs);
}

/* Auth */
.auth-body {
  min-height: 100dvh;
  background: var(--bg);
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(420px, 1.1fr);
  min-height: 100dvh;
}

.auth-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: clamp(28px, 4vw, 52px);
  background:
    linear-gradient(150deg, var(--surface), var(--accent-soft));
  border-right: 1px solid var(--line);
}

.auth-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.34;
  mask-image: linear-gradient(180deg, transparent 10%, #000 60%, transparent 100%);
}

.auth-visual::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -140px;
  width: 420px;
  height: 420px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  opacity: 0.18;
}

.auth-visual .brand {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  color: var(--ink);
  font-size: var(--text-md);
  font-weight: 760;
}

.auth-quote {
  position: relative;
  z-index: 1;
  max-width: 440px;
  font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
  font-weight: 760;
  line-height: 1.28;
  letter-spacing: -0.02em;
}

.auth-credit {
  position: relative;
  z-index: 1;
  color: var(--muted);
  font-size: var(--text-sm);
}

.auth-panel {
  display: grid;
  place-items: center;
  padding: clamp(24px, 5vw, 64px);
  background: var(--bg);
}

.auth-card {
  width: min(440px, 100%);
}

.auth-title {
  font-size: var(--text-2xl);
  font-weight: 780;
  letter-spacing: -0.02em;
}

.auth-sub {
  margin: var(--sp-2) 0 var(--sp-6);
  color: var(--muted);
  font-size: var(--text-sm);
  line-height: 1.7;
}

.auth-links {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  margin-top: var(--sp-5);
  flex-wrap: wrap;
}

.auth-links a {
  color: var(--accent-ink);
  font-size: var(--text-sm);
  font-weight: 620;
}

.auth-links a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.auth-rule {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  margin-top: var(--sp-5);
  padding: var(--sp-3);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface-2);
  color: var(--muted);
  font-size: var(--text-xs);
  line-height: 1.6;
}

.auth-rule .icon {
  width: 15px;
  height: 15px;
  margin-top: 2px;
  flex: none;
}

.auth-consent {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  margin-bottom: var(--sp-5);
  padding: var(--sp-3);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface-2);
  color: var(--muted);
  font-size: var(--text-sm);
  line-height: 1.6;
  cursor: pointer;
}

.auth-consent input {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  accent-color: var(--accent);
  flex: none;
}

.auth-consent a {
  color: var(--accent-ink);
  font-weight: 620;
}

.auth-consent a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.captcha-row {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.captcha-image {
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  cursor: pointer;
}

.dev-hint strong {
  color: var(--info-ink);
  font-variant-numeric: tabular-nums;
}

/* Composer sheet */
.composer-backdrop {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-5);
}

.composer-sheet {
  width: min(880px, 100%);
  max-height: min(820px, calc(100dvh - 40px));
  overflow: auto;
  border: 1px solid var(--line-2);
  border-radius: var(--r-2xl);
  background: var(--surface);
  box-shadow: var(--shadow-lg), var(--shadow-inset);
  transform: translateY(24px) scale(0.985);
  transition: transform var(--dur-4) var(--ease-spring), opacity var(--dur-3) var(--ease-out);
}

.composer-backdrop.is-open .composer-sheet {
  transform: none;
}

.composer-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-5) var(--sp-6) var(--sp-3);
  border-bottom: 1px solid var(--line);
}

.composer-head h2 {
  font-size: var(--text-lg);
  font-weight: 760;
}

.composer-head p {
  margin-top: 2px;
  color: var(--faint);
  font-size: var(--text-xs);
}

.composer-editor {
  padding: var(--sp-5) var(--sp-6);
}

.composer-editor textarea {
  min-height: 180px;
  border: 0;
  border-radius: var(--r-lg);
  background: var(--surface-2);
  font-size: var(--text-md);
  line-height: 1.75;
}

.composer-editor textarea:focus {
  background: var(--surface-2);
}

.composer-toolbar {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
  flex-wrap: wrap;
}

.composer-toolbar .input {
  flex: 1 1 200px;
}

.composer-error {
  margin-top: var(--sp-3);
  padding: var(--sp-3);
  border: 1px solid rgba(179, 64, 60, 0.2);
  border-radius: var(--r-lg);
  background: var(--danger-soft);
  color: var(--danger-ink);
  font-size: var(--text-sm);
  line-height: 1.6;
}

.composer-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-6);
  border-top: 1px solid var(--line);
  background: var(--surface-2);
}

.composer-hint {
  color: var(--faint);
  font-size: var(--text-xs);
}

.composer-frame {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* Responsive page grids */
@media (max-width: 1180px) {
  .feed-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
  }

  .post-detail-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .detail-aside {
    position: static;
  }

  .profile-hero {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .profile-hero-actions {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
  }

  .follow-stats {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}

@media (max-width: 900px) {
  .feed-layout {
    grid-template-columns: 1fr;
  }

  .feed-sticky {
    position: static;
    order: 2;
  }

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .people-list {
    grid-template-columns: 1fr;
  }

  .recommend-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .auth-shell {
    grid-template-columns: 1fr;
  }

  .auth-visual {
    display: none;
  }
}

@media (max-width: 640px) {
  .post-card {
    padding: var(--sp-4);
    border-radius: var(--r-xl);
  }

  .post-gallery {
    grid-template-columns: 1fr;
  }

  .post-actions {
    gap: var(--sp-2);
  }

  .welcome-hero {
    grid-template-columns: 1fr;
    padding: var(--sp-6);
  }

  .hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sp-2);
  }

  .hero-stat {
    display: grid;
    gap: 2px;
  }

  .stats-grid {
    gap: var(--sp-2);
  }

  .stat-card {
    padding: var(--sp-4);
  }

  .quick-actions {
    grid-template-columns: 1fr;
  }

  .recommend-list {
    grid-template-columns: 1fr;
  }

  .profile-hero {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .profile-hero .avatar-xl {
    margin-inline: auto;
  }

  .profile-hero-actions {
    grid-column: 1;
  }

  .profile-name,
  .profile-hero-main .tag-list {
    justify-content: center;
  }

  .filter-bar {
    padding: var(--sp-2);
  }

  .filter-bar .input {
    flex-basis: 100%;
  }

  .chat-form textarea {
    min-height: 42px;
  }

  .chat-emoji-panel {
    grid-template-columns: repeat(6, 1fr);
  }

  .chat-message {
    max-width: 92%;
  }

  .auth-panel {
    padding: 22px 18px 40px;
  }
}


.auth-visual-top {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}

.auth-visual-top .theme-toggle {
  width: auto;
  padding: 0 var(--sp-3);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-2);
}

.auth-visual-top .theme-toggle:hover {
  border-color: var(--line-strong);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}
/* Premium surface details */
.welcome-hero .badge {
  margin-top: var(--sp-5);
}

.welcome-hero h1 {
  position: relative;
  z-index: 1;
}

.hero-stat {
  position: relative;
  padding-left: var(--sp-4);
}

.hero-stat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 2px;
  height: 18px;
  border-radius: var(--r-pill);
  background: var(--accent);
  opacity: 0.55;
  transform: translateY(-50%);
}

.post-photo {
  background: linear-gradient(135deg, var(--surface-3), var(--surface-2));
}

.post-photo img {
  opacity: 0;
  transition: opacity var(--dur-4) var(--ease-out), transform var(--dur-5) var(--ease-out), filter var(--dur-5) var(--ease-out);
}

.post-photo img.is-loaded {
  opacity: 1;
}

.post-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.42), transparent 38%);
  opacity: 0.7;
}

[data-theme="dark"] .post-card::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 38%);
}

.post-card > * {
  position: relative;
  z-index: 1;
}

.auth-index {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-top: var(--sp-5);
  flex-wrap: wrap;
}

.auth-index span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 11px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.5);
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 640;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

[data-theme="dark"] .auth-index span {
  background: rgba(22, 27, 36, 0.5);
}

.profile-hero .avatar-xl {
  position: relative;
  z-index: 1;
}

.profile-hero-actions .btn {
  width: 100%;
}

.chat-card {
  box-shadow: var(--shadow-md);
}

.chat-bubble {
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.chat-message.is-mine .chat-bubble {
  background: linear-gradient(145deg, var(--accent), var(--accent-hover));
  box-shadow: 0 8px 20px var(--accent-glow);
}

.notification-item,
.conversation-item {
  position: relative;
}

.notification-item::after,
.conversation-item::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.36), transparent 42%);
  opacity: 0.55;
}

[data-theme="dark"] .notification-item::after,
[data-theme="dark"] .conversation-item::after {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), transparent 42%);
}

.notification-item > *,
.conversation-item > * {
  position: relative;
  z-index: 1;
}

.mobile-tab:active {
  transform: scale(0.94);
}

@media (max-width: 640px) {
  .hero-stat {
    padding-left: var(--sp-3);
  }

  .composer-head,
  .composer-editor,
  .composer-foot {
    padding-right: var(--sp-5);
    padding-left: var(--sp-5);
  }
}
/* Container queries: the feed column adapts on its own */
.feed-column {
  container-type: inline-size;
}

@container (max-width: 560px) {
  .post-gallery {
    grid-template-columns: 1fr;
  }

  .post-actions {
    gap: var(--sp-2);
  }

  .post-card {
    padding: var(--sp-4);
  }
}

/* Pagination loading skeleton */
[data-paginate].is-paginating .post-card {
  opacity: 0.46;
}

[data-paginate].is-paginating .post-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background: linear-gradient(100deg, transparent 20%, rgba(255, 255, 255, 0.42) 50%, transparent 80%);
  background-size: 220% 100%;
  animation: campusSkeletonSweep 1.1s var(--ease-in-out) infinite;
}

[data-theme="dark"] [data-paginate].is-paginating .post-card::after {
  background: linear-gradient(100deg, transparent 20%, rgba(255, 255, 255, 0.07) 50%, transparent 80%);
}

@keyframes campusSkeletonSweep {
  from {
    background-position: 220% 0;
  }
  to {
    background-position: -220% 0;
  }
}

.post-card {
  scroll-margin-top: calc(var(--header-h) + 24px);
}
/* Equal-height cards inside grid lists */
.recommend-list > .card,
.people-list > .card {
  margin-top: 0;
}

.recommend-list .card + .card,
.people-list .card + .card {
  margin-top: 0;
}

/* Auth radar visible in light theme */
.auth-visual {
  background:
    radial-gradient(120% 90% at 16% 4%, var(--accent-soft-2), transparent 54%),
    linear-gradient(150deg, var(--surface), var(--accent-soft));
}

.auth-radar {
  position: absolute;
  left: 50%;
  top: 58%;
  z-index: 0;
  width: min(560px, 72%);
  aspect-ratio: 1;
  border: 1px solid rgba(0, 51, 160, 0.16);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}



.auth-radar-ring {
  position: absolute;
  inset: 14%;
  border: 1px solid rgba(0, 51, 160, 0.2);
  border-radius: 50%;
}

.auth-radar-ring.is-outer {
  inset: 0;
  opacity: 0.45;
  animation: authRadarPulse 6s var(--ease-in-out) infinite;
}

.auth-radar-blip {
  position: absolute;
  width: 7px;
  height: 7px;
  margin: -3.5px 0 0 -3.5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0;
  pointer-events: none;
  z-index: 1;
  animation: authRadarBlip 3.6s var(--ease-out) forwards;
}

.auth-radar-blip::after {
  content: "";
  position: absolute;
  inset: -9px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  opacity: 0.6;
  animation: authRadarRipple 1.5s var(--ease-out) infinite;
}

@keyframes authRadarSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes authRadarPulse {
  0%, 100% { transform: scale(1); opacity: 0.35; }
  50% { transform: scale(1.05); opacity: 0.7; }
}

@keyframes authRadarBlip {
  0% { opacity: 0; transform: scale(0.35); }
  8% { opacity: 1; transform: scale(1); }
  72% { opacity: 1; }
  100% { opacity: 0; transform: scale(0.7); }
}

@keyframes authRadarRipple {
  from { transform: scale(0.5); opacity: 0.85; }
  to { transform: scale(2.2); opacity: 0; }
}

@media (max-width: 640px) {
  .composer-backdrop {
    padding: var(--sp-3);
  }

  .composer-sheet {
    width: 100%;
    max-height: calc(100dvh - 24px);
  }

  .auth-radar {
    width: 88%;
  }
}

/* Guaranteed equal card heights */
.recommend-list,
.people-list {
  align-items: stretch;
}

.recommend-card,
.people-card {
  align-self: stretch;
  height: 100%;
}

/* Stronger light-theme radar */
.auth-visual::before {
  opacity: 0.5;
  background-image:
    linear-gradient(var(--line-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-strong) 1px, transparent 1px);
  background-size: 44px 44px;
}

.auth-radar {
  border-color: rgba(0, 51, 160, 0.28);
  background:
    repeating-radial-gradient(circle at 50% 50%, transparent 0 44px, rgba(0, 51, 160, 0.12) 44px 45px);
}



.auth-radar::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.9;
}

.auth-radar-ring {
  border-color: rgba(0, 51, 160, 0.34);
}

.auth-radar-ring.is-outer {
  border-color: rgba(0, 51, 160, 0.24);
}

[data-theme="dark"] .auth-radar {
  border-color: rgba(127, 155, 255, 0.42);
  background:
    repeating-radial-gradient(circle at 50% 50%, transparent 0 44px, rgba(127, 155, 255, 0.14) 44px 45px);
}

[data-theme="dark"] 

[data-theme="dark"] .auth-radar-ring {
  border-color: rgba(127, 155, 255, 0.45);
}

[data-theme="dark"] .auth-radar-ring.is-outer {
  border-color: rgba(127, 155, 255, 0.32);
}


/* Auth light-theme text clarity */
.auth-visual {
  background:
    radial-gradient(120% 90% at 16% 4%, rgba(0, 51, 160, 0.14), transparent 54%),
    linear-gradient(150deg, #fbfcfe 0%, var(--accent-soft) 100%);
}

.auth-quote {
  color: var(--ink);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.85);
}

.auth-credit {
  color: var(--ink-2);
  font-weight: 620;
}

.auth-index span {
  color: var(--ink-2);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.8);
  font-weight: 680;
  box-shadow: 0 1px 2px rgba(18, 24, 34, 0.05);
}

[data-theme="dark"] .auth-quote {
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .auth-index span {
  background: rgba(22, 27, 36, 0.72);
}


/* Jilin-blue auth scene with a clear reading scrim */
.auth-visual {
  background:
    radial-gradient(120% 90% at 16% 4%, rgba(0, 51, 160, 0.16), transparent 54%),
    linear-gradient(150deg, #fbfcfe 0%, #e8eef9 100%);
}

.auth-quote {
  position: absolute;
  left: clamp(24px, 7vw, 76px);
  top: 44%;
  z-index: 2;
  max-width: 520px;
  padding: 28px 34px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0.42));
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 32px rgba(0, 51, 160, 0.1);
  color: #002566;
  font-weight: 800;
  text-shadow: none;
}

.auth-index {
  position: relative;
  z-index: 2;
}


/* Final auth text clarity */
.auth-quote {
  color: #001f5c;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 36px rgba(0, 51, 160, 0.14);
}

.auth-index span {
  color: #002566;
  background: rgba(255, 255, 255, 0.92);
}


/* Theme-aware auth scene: no white box, no sweep line, text above radar */
.auth-visual {
  background:
    radial-gradient(120% 90% at 16% 4%, var(--accent-glow), transparent 54%),
    linear-gradient(150deg, var(--surface), var(--accent-soft));
}

.auth-quote {
  position: absolute;
  left: clamp(24px, 7vw, 76px);
  top: 11%;
  z-index: 2;
  max-width: 520px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  box-shadow: none;
  color: var(--ink);
  font-weight: 800;
  text-shadow: none;
}

.auth-index {
  position: absolute;
  left: clamp(24px, 7vw, 76px);
  bottom: 84px;
  z-index: 2;
  margin: 0;
  padding: 0;
  gap: var(--sp-2);
  background: transparent;
}

.auth-index span {
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  color: var(--ink-2);
  font-size: var(--text-xs);
  font-weight: 650;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.auth-index span + span::before {
  content: "/";
  margin-right: var(--sp-2);
  color: var(--faint);
}

.auth-credit {
  color: var(--ink-2);
}


/* Centered radar sweep line */
.auth-radar::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 50%;
  height: 2px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--accent), transparent);
  transform-origin: 0 50%;
  opacity: 0.85;
  animation: authRadarSpin 8s linear infinite;
  pointer-events: none;
}

/* 管理员后台快捷入口 */
.admin-tool-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-8);
}

.admin-tool {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  min-height: 64px;
  padding: var(--sp-4) var(--sp-5);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
  color: var(--ink-2);
  font-size: var(--text-sm);
  font-weight: 650;
  line-height: 1.4;
  box-shadow: var(--shadow-xs);
  transition: transform var(--dur-3) var(--ease-out), box-shadow var(--dur-3) var(--ease-out), border-color var(--dur-3) var(--ease-out);
}

.admin-tool:hover {
  border-color: var(--line-strong);
  color: var(--ink);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.admin-tool .icon {
  width: 20px;
  height: 20px;
  flex: none;
}

@media (max-width: 900px) {
  .admin-tool-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

/* 管理员表格图片占位与缩略图 */
.table-wrap .avatar {
  position: relative;
  overflow: hidden;
}

.table-wrap .avatar > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

.thumb-md {
  width: 64px;
  height: 64px;
  border-radius: var(--r-lg);
}

.thumb-link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 620;
  line-height: 1.2;
}

.thumb-link:hover {
  color: var(--ink);
  text-decoration: none;
}

@media (max-width: 640px) {
  .people-card {
    flex-wrap: wrap;
  }

  .people-side {
    flex: 1 1 100%;
    justify-items: start;
  }

  .people-tags {
    justify-content: flex-start;
  }

  .people-action {
    flex: 1 1 100%;
  }

  .people-view {
    width: 100%;
  }
}
.action-btn.is-favorited {
  color: var(--accent);
  background: var(--accent-soft);
}
.favorite-count {
  margin-left: 2px;
}
.topic-link {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}
.topic-link:hover {
  text-decoration: underline;
}
.draft-status {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
}
.draft-status.is-error {
  color: var(--danger);
}
.alert-info {
  background: var(--accent-soft);
  border-color: var(--accent-soft-2);
  color: var(--accent-ink);
}
.comment-item.is-reply {
  margin-left: 18px;
}
.comment-reply-to {
  color: var(--accent);
  font-size: 13px;
}
.comment-reply-btn {
  border: 0;
  background: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  padding: 0;
}
.comment-reply-btn:hover {
  color: var(--accent);
}
.reply-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--accent-ink);
}
.reply-chip-cancel {
  border: 0;
  background: none;
  color: var(--muted);
  cursor: pointer;
  padding: 0;
}