/* 开源情报融合 — browse 列表（知远式六维筛选） */
.browse-shell {
  padding: 2rem 0 3.5rem;
  min-height: 70vh;
}

.browse-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.browse-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
}

.browse-head h1 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: 0.06em;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.browse-filters {
  padding: 1rem 1.15rem 0.85rem;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, #ffffff 0%, #f3f7f6 100%);
  box-shadow: var(--shadow-soft);
  margin-bottom: 1.25rem;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.75rem 1rem;
}

.filter-grid label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.78rem;
  color: var(--mist);
}

.filter-grid select,
.filter-grid input {
  min-height: 40px;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.9rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}

.sort-toggles {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.sort-btn {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--mist);
  padding: 0.35rem 0.7rem;
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
  border-radius: 2px;
}

.sort-btn.active {
  border-color: rgba(12, 122, 114, 0.4);
  color: var(--signal);
  background: var(--signal-wash);
}

.browse-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.browse-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem 1.25rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.browse-card:hover {
  border-color: rgba(12, 122, 114, 0.35);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}

.browse-card h2 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  font-family: var(--font-display);
  letter-spacing: 0.03em;
  line-height: 1.35;
}

.browse-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem 1rem;
  font-size: 0.8rem;
  color: var(--mist);
}

.browse-meta b {
  color: var(--brass);
  font-weight: 500;
  margin-right: 0.35rem;
}

.browse-snippet {
  margin: 0.55rem 0 0;
  font-size: 0.86rem;
  color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.browse-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.85rem;
  margin-top: 0.7rem;
}

.browse-tag {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border: 1px solid rgba(12, 122, 114, 0.28);
  color: var(--signal);
  background: var(--signal-wash);
  font-size: 0.72rem;
}

.browse-side {
  text-align: right;
  min-width: 7.5rem;
}

.browse-side .price {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--brass-soft);
}

.browse-side .date {
  font-size: 0.78rem;
  color: var(--mist);
  margin-top: 0.35rem;
}

.browse-side .intro-link {
  display: inline-block;
  margin-top: 0.55rem;
  font-size: 0.78rem;
  color: var(--signal);
}

@media (max-width: 720px) {
  .browse-head { flex-direction: column; align-items: flex-start; }
  .browse-card { grid-template-columns: 1fr; }
  .browse-side { text-align: left; display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }
  .browse-meta { grid-template-columns: 1fr; }
}