/* 收藏页 —— 类名统一 fv- 前缀，颜色只用 tokens.css 变量 */

.fv {
  max-width: 1600px;
  margin: 0 auto;
  padding: 6px 0 8px;
  background: var(--bg-page);
  color: var(--text);
  font-family: var(--font);
}

/* ============ 顶部 ============ */
.fv-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 18px 14px;
}

.fv-title {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.3px;
}

.fv-count {
  padding: 1px 9px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--bg-surface-muted);
}

.fv-hint {
  padding: 48px 18px 96px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
}

/* ============ 瀑布流 ============ */
/* 节奏和 .grid 一致，区别只是每格多一层 .fv-cell 给移除按钮做定位基准 */
.fv-grid {
  column-count: 5;
  column-gap: var(--gap);
  padding: 0 16px 48px;
}

@media (max-width: 1400px) { .fv-grid { column-count: 4; } }
@media (max-width: 1100px) { .fv-grid { column-count: 3; } }
@media (max-width: 760px) { .fv-grid { column-count: 1; } }

.fv-cell {
  position: relative;
  break-inside: avoid;
  -webkit-column-break-inside: avoid;
  margin-bottom: var(--gap);
}

/* 外边距挪到格子身上，免得卡片自己的 margin 在分栏里塌出去 */
.fv-cell .card {
  margin-bottom: 0;
}

.fv-del {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 3;
  width: 26px;
  height: 26px;
  padding: 0;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  background: var(--bg-overlay);
  backdrop-filter: blur(6px);
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.fv-del:hover {
  color: var(--text-on-primary);
  border-color: var(--primary);
  background: var(--primary);
}

.fv-del:active {
  transform: scale(0.94);
}

/* ============ 空态 ============ */
.fv-empty {
  display: grid;
  justify-items: center;
  gap: 14px;
  padding: 72px 18px 140px;
  text-align: center;
}

.fv-empty__title {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-2);
}

.fv-empty__go {
  padding: 10px 22px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-on-primary);
  border-radius: var(--r-pill);
  background: var(--primary);
  transition: background 0.15s ease;
}

.fv-empty__go:hover {
  background: var(--primary-hover);
}

/* ============ 窄屏 ============ */
@media (max-width: 760px) {
  .fv-head { padding: 6px 12px 12px; }

  .fv-title { font-size: 19px; }

  .fv-grid { padding: 0 12px 40px; }

  .fv-empty { padding: 56px 16px 110px; }
}