/* ==========================================================================
   hub.css — Hub 页：榜单 / 新闻组 / 更多入口 / 链接索引
   ========================================================================== */

.hub {
  display: grid;
  gap: clamp(32px, 4vw, 48px);
  padding-block: 8px 72px;
}

/* 编辑区 */
.editorial { padding: clamp(20px, 3vw, 36px); }
.editorial.prose { font-size: 15.5px; }
.editorial .hub-prose p { margin: 0 0 0.9em; }

/* 榜单 */
.rank-list {
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--hairline);
}

.rank-item { border-bottom: 1px solid var(--hairline); }

.rank-link {
  display: grid;
  grid-template-columns: 52px 24px minmax(0, 1fr) auto 22px;
  align-items: center;
  gap: 14px;
  padding: 13px 10px;
  color: inherit;
  text-decoration: none;
  border-radius: 8px;
  transition: background 0.2s;
}

.rank-link:hover { background: var(--surface); }

.rank-num {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--faint);
  font-variant-numeric: tabular-nums;
}

.rank-favicon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.04);
}

.rank-name {
  font-size: 15px;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-domain {
  font-size: 12.5px;
  color: var(--faint);
  white-space: nowrap;
}

.rank-arrow {
  color: var(--faint);
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  justify-self: end;
}

.rank-link:hover .rank-arrow {
  opacity: 1;
  transform: translate(2px, -2px);
}

/* 新闻组 */
.news-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(276px, 1fr));
}

.news-group { padding: 18px 20px; }

.news-group-title {
  margin: 0 0 12px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}

.news-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 11px;
}

.news-list li {
  display: grid;
  gap: 3px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--hairline);
}
.news-list li:last-child { border-bottom: 0; padding-bottom: 0; }

.news-list a {
  color: var(--text-soft);
  font-size: 13.5px;
  line-height: 1.48;
  text-decoration: none;
}
.news-list a:hover {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(255, 255, 255, 0.3);
}

.news-date {
  font-size: 11.5px;
  color: var(--faint);
  font-variant-numeric: tabular-nums;
}

/* 更多入口 */
.more-grid {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.more-link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  color: var(--text-soft);
  text-decoration: none;
  font-size: 14px;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.more-link:hover {
  background: var(--surface-2);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.more-domain {
  font-size: 11.5px;
  color: var(--faint);
  white-space: nowrap;
}

/* 链接索引网格 */
.link-grid {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
}

.link-card {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  grid-template-areas: "icon name" ". domain";
  align-items: center;
  gap: 2px 10px;
  padding: 12px 15px;
  color: inherit;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.link-card:hover {
  background: var(--surface-2);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.link-icon {
  grid-area: icon;
  width: 20px;
  height: 20px;
  border-radius: 5px;
  object-fit: contain;
}

.link-name {
  grid-area: name;
  font-size: 14px;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.link-domain {
  grid-area: domain;
  font-size: 11.5px;
  color: var(--faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 640px) {
  .rank-link { grid-template-columns: 34px 20px minmax(0, 1fr) 18px; gap: 10px; }
  .rank-domain { display: none; }
}