* {
  box-sizing: border-box;
}

.material-icons,
.material-icons-outlined {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
  line-height: 1 !important;
}

body.user-profile-page {
  --user-bg: #f4f6f9;
  --user-surface: #ffffff;
  --user-soft: #f7f9fc;
  --user-soft-strong: #eef3f8;
  --user-line: rgba(95, 112, 135, 0.18);
  --user-text: #172033;
  --user-muted: #687789;
  --user-subtle: #94a1b2;
  --user-primary: #2f6fe4;
  --user-primary-soft: #edf4ff;
  --user-warm: #fff7e8;
  --user-shadow: 0 1px 2px rgba(20, 32, 51, 0.04);
  margin: 0;
  background: var(--user-bg);
  color: var(--user-text);
}

.user-profile-page [hidden] {
  display: none !important;
}

.user-profile-main {
  min-height: calc(100vh - 56px);
  padding: 72px 20px 56px;
  background: var(--user-bg);
}

.user-profile-shell {
  width: min(100%, 1120px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.user-hero-card,
.user-section-card {
  background: var(--user-surface);
  border: 1px solid var(--user-line);
  border-radius: 22px;
  box-shadow: var(--user-shadow);
}

.user-hero-card {
  position: relative;
  overflow: hidden;
  padding: 22px 22px 20px;
}

.user-cover-strip {
  height: 148px;
  margin: -22px -22px 0;
  background: #eef3f8;
  background-size: cover;
  background-position: center 34%;
  border-bottom: 0;
}

.user-cover-strip.has-cover::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.03) 0%,
    rgba(255, 255, 255, 0.08) 38%,
    rgba(255, 255, 255, 0.58) 76%,
    var(--user-surface) 100%
  );
}

.user-identity-block {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  margin-top: -62px;
}

.user-avatar-frame {
  width: 112px;
  height: 112px;
  padding: 7px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--user-line);
  border-radius: 26px;
  box-shadow: 0 10px 28px rgba(20, 32, 51, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.user-avatar,
.user-avatar-skeleton {
  width: 100%;
  height: 100%;
  border-radius: 20px;
}

.user-avatar {
  display: block;
  object-fit: cover;
  background: var(--user-soft);
}

.user-avatar-skeleton,
.user-card-skeleton,
.user-side-skeleton {
  background: linear-gradient(90deg, #eef3f8 0%, #f7f9fc 48%, #eef3f8 100%);
  background-size: 220% 100%;
  animation: user-skeleton 1.4s ease-in-out infinite;
}

@keyframes user-skeleton {
  0% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0 50%;
  }
}

.user-identity-content {
  min-width: 0;
  padding: 62px 0 4px;
}

.user-name-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
}

.user-name {
  min-width: 0;
  margin: 0;
  color: var(--user-text);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 780;
  line-height: 1.18;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 4px 9px;
  border-radius: 9px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.user-level,
.user-title,
.user-authority {
  background: var(--user-primary-soft);
  color: #2465c9;
}

.user-vip {
  color: #9a6417;
  background: #fff2d6;
}

.user-description {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--user-muted);
  font-size: 14px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.user-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.user-meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 4px 9px;
  border-radius: 9px;
  color: var(--user-muted);
  background: var(--user-soft);
  font-size: 13px;
  font-weight: 600;
}

.user-relationship-btn {
  border: 0;
  cursor: pointer;
  font-family: inherit;
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}

.user-relationship-btn:hover {
  color: var(--user-primary);
  background: var(--user-primary-soft);
  transform: translateY(-1px);
}

.user-relationship-btn:disabled {
  cursor: default;
  opacity: 0.64;
  transform: none;
}

.user-meta-chip .material-icons-outlined {
  font-size: 16px;
  color: var(--user-subtle);
}

.user-stat-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  width: min(720px, calc(100% - 132px));
  margin: 16px 0 0 132px;
}

.user-stat-item {
  min-width: 0;
  padding: 10px 12px;
  border-radius: 13px;
  background: var(--user-soft);
  text-align: center;
}

.user-stat-item strong {
  display: block;
  color: var(--user-text);
  font-size: 19px;
  font-weight: 780;
  line-height: 1.1;
}

.user-stat-item span {
  display: block;
  margin-top: 4px;
  color: var(--user-muted);
  font-size: 12px;
  font-weight: 650;
}

.user-content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: start;
}

.user-main-column,
.user-side-column {
  min-width: 0;
}

.user-main-column,
.user-side-column {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.user-side-column {
  position: sticky;
  top: 72px;
}

.user-section-card {
  padding: 20px;
}

.user-section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.user-section-title {
  margin: 0;
  color: var(--user-text);
  font-size: 17px;
  font-weight: 760;
  line-height: 1.25;
}

.user-section-subtitle {
  margin: 6px 0 0;
  color: var(--user-muted);
  font-size: 13px;
  line-height: 1.45;
}

.user-article-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.user-article-card,
.user-empty-state,
.user-error-state {
  display: block;
  color: inherit;
  text-decoration: none;
  border: 1px solid var(--user-line);
  border-radius: 18px;
  background: #fbfcfe;
}

.user-article-card {
  padding: 18px;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.user-article-card:hover {
  transform: translateY(-1px);
  border-color: rgba(47, 111, 228, 0.36);
  background: var(--user-surface);
}

.user-article-title {
  margin: 0;
  color: var(--user-text);
  font-size: 17px;
  font-weight: 740;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.user-article-body {
  margin: 9px 0 0;
  color: var(--user-muted);
  font-size: 14px;
  line-height: 1.7;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.user-article-images {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.user-article-images img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
  background: var(--user-soft);
  border: 1px solid rgba(95, 112, 135, 0.12);
}

.user-article-meta,
.user-group-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  color: var(--user-muted);
  font-size: 13px;
}

.user-article-meta span,
.user-group-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
}

.user-article-meta .material-icons-outlined,
.user-group-meta .material-icons-outlined {
  font-size: 16px;
  color: var(--user-subtle);
}

.user-group-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.user-group-card {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  color: inherit;
  text-decoration: none;
  padding: 10px;
  border: 1px solid var(--user-line);
  border-radius: 16px;
  background: #fbfcfe;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.user-group-card:hover {
  transform: translateY(-1px);
  border-color: rgba(47, 111, 228, 0.34);
  background: var(--user-surface);
}

.user-group-cover {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  overflow: hidden;
  background: var(--user-soft-strong);
  border: 1px solid rgba(95, 112, 135, 0.12);
}

.user-group-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-group-cover-empty {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--user-primary);
}

.user-group-cover-empty .material-icons-outlined {
  font-size: 24px;
}

.user-group-info {
  min-width: 0;
}

.user-group-name {
  margin: 0;
  color: var(--user-text);
  font-size: 14px;
  font-weight: 740;
  line-height: 1.35;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-group-desc {
  margin: 4px 0 0;
  color: var(--user-muted);
  font-size: 12px;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.user-group-meta {
  gap: 8px;
  margin-top: 8px;
  font-size: 12px;
}

.user-note-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.user-note-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  color: var(--user-primary);
  background: var(--user-primary-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.user-note-icon .material-icons-outlined {
  font-size: 22px;
}

.user-empty-state,
.user-error-state {
  padding: 32px 18px;
  text-align: center;
}

.user-empty-state i,
.user-error-state i {
  color: var(--user-subtle);
  font-size: 36px;
}

.user-empty-state strong,
.user-error-state strong {
  display: block;
  margin-top: 10px;
  color: var(--user-text);
  font-size: 15px;
}

.user-empty-state span,
.user-error-state span {
  display: block;
  margin-top: 6px;
  color: var(--user-muted);
  font-size: 13px;
}

.user-card-skeleton {
  height: 126px;
  border-radius: 18px;
}

.user-side-skeleton {
  height: 76px;
  border-radius: 16px;
}

.user-load-more {
  display: flex;
  justify-content: center;
  padding: 18px 0 2px;
}

.user-load-more-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 40px;
  padding: 0 18px;
  border: 1px solid var(--user-line);
  border-radius: 14px;
  color: var(--user-primary);
  background: var(--user-surface);
  font-size: 14px;
  font-weight: 720;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease;
}

.user-load-more-btn:hover {
  background: var(--user-primary-soft);
  border-color: rgba(47, 111, 228, 0.3);
}

.user-load-more-btn:disabled {
  cursor: default;
  opacity: 0.58;
}

@media (max-width: 860px) {
  .user-profile-main {
    padding: 62px 12px 42px;
  }

  .user-profile-shell {
    gap: 14px;
  }

  .user-hero-card,
  .user-section-card {
    border-radius: 20px;
  }

  .user-hero-card {
    padding: 16px;
  }

  .user-cover-strip {
    height: 120px;
    margin: -16px -16px 0;
    background-position: center 32%;
  }

  .user-identity-block {
    grid-template-columns: 82px minmax(0, 1fr);
    gap: 12px;
    margin-top: -50px;
    align-items: start;
  }

  .user-avatar-frame {
    width: 82px;
    height: 82px;
    padding: 5px;
    border-radius: 21px;
  }

  .user-avatar,
  .user-avatar-skeleton {
    border-radius: 16px;
  }

  .user-name {
    font-size: 23px;
  }

  .user-identity-content {
    padding-top: 50px;
  }

  .user-description {
    -webkit-line-clamp: 3;
  }

  .user-stat-strip {
    width: 100%;
    margin: 14px 0 0;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 5px;
  }

  .user-stat-item {
    padding: 9px 4px;
    border-radius: 12px;
  }

  .user-stat-item strong {
    font-size: 17px;
  }

  .user-stat-item span {
    margin-top: 3px;
    font-size: 11px;
  }

  .user-content-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .user-side-column {
    position: static;
  }

  .user-section-card {
    padding: 16px;
  }

  .user-article-card {
    padding: 16px;
  }
}

@media (max-width: 560px) {
  .user-profile-main {
    padding-left: 10px;
    padding-right: 10px;
  }

  .user-identity-block {
    grid-template-columns: 74px minmax(0, 1fr);
    margin-top: -44px;
  }

  .user-cover-strip {
    height: 108px;
  }

  .user-avatar-frame {
    width: 74px;
    height: 74px;
  }

  .user-name-line {
    gap: 6px;
  }

  .user-name {
    flex-basis: 100%;
    font-size: 21px;
  }

  .user-meta-row {
    gap: 6px;
  }

  .user-stat-strip {
    gap: 4px;
  }

  .user-stat-item {
    padding: 8px 3px;
  }

  .user-stat-item strong {
    font-size: 16px;
  }

  .user-stat-item span {
    font-size: 10px;
  }

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

@media (prefers-color-scheme: dark) {
  body.user-profile-page {
    --user-bg: #11151c;
    --user-surface: #181d26;
    --user-soft: #202633;
    --user-soft-strong: #242b39;
    --user-line: rgba(148, 161, 178, 0.22);
    --user-text: #edf2f8;
    --user-muted: #a9b5c4;
    --user-subtle: #7f8b9d;
    --user-primary: #82adff;
    --user-primary-soft: rgba(82, 133, 232, 0.2);
  }

  .user-article-card,
  .user-group-card {
    background: #1a202b;
  }

  .user-cover-strip {
    background: #202633;
  }

  .user-cover-strip.has-cover::after {
    background: linear-gradient(
      180deg,
      rgba(24, 29, 38, 0.1) 0%,
      rgba(24, 29, 38, 0.2) 38%,
      rgba(24, 29, 38, 0.62) 76%,
      var(--user-surface) 100%
    );
  }
}