/* catnav-1：与 02-专辑分类 - 2.html 一致的 Sharp Industrial 样式 */
.catnav-1 {
  --bg:     var(--color-bg);
  --panel:  var(--color-panel);
  --ink:    var(--color-ink);
  --muted:  var(--color-muted);
  --line:   var(--color-line);
  --line-2: var(--color-line-2);
  --shadow: var(--color-shadow);
  --accent: var(--color-accent);
  --accent-2: var(--color-accent-2);
  --ok: var(--color-ok);
  --radius: 0px;
  --pad: 24px;
  --container: 1440px;
  --mono: var(--font-mono);
  --sans: var(--font-sans);
  box-sizing: border-box;
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  line-height: 1.45;
}

.catnav-1,
.catnav-1 *,
.catnav-1 *::before,
.catnav-1 *::after {
  box-sizing: border-box;
}

.catnav-1 a {
  color: inherit;
  text-decoration: none;
}

.catnav-1 a:hover {
  color: var(--ink);
}

.catnav-1 button,
.catnav-1 input {
  font: inherit;
}

/* wrap = container */
.catnav-1 .wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0px 20px 30px;
  position: relative;
}

/* section */
.catnav-1 .section {
  background: var(--panel);
  border: 1px solid var(--line-2);
  box-shadow: var(--shadow);
  margin-top: 16px;
  position: relative;
  overflow: hidden;
}

.catnav-1 .section::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 160px;
  height: 50px;
  background:
    linear-gradient(135deg, transparent 0 18px, rgba(var(--color-accent-rgb), 0.18) 18px 19px, transparent 19px 100%),
    linear-gradient(135deg, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0));
  clip-path: polygon(0 0, 100% 0, 80% 100%, 0 100%);
  opacity: 0.9;
}

.catnav-1 .section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px var(--pad) 12px;
  border-bottom: 1px solid var(--line);
  gap: 14px;
}

.catnav-1 .section-header .title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  font-size: 14px;
  margin: 0;
}

.catnav-1 .section-header .title .bar {
  width: 10px;
  height: 10px;
  background: var(--accent);
  border: 1px solid var(--ink);
  box-shadow: 4px 0 0 var(--ink);
}

.catnav-1 .section-header .hint {
  color: var(--muted);
  font-size: 12px;
  font-family: var(--mono);
  letter-spacing: 0.06em;
  text-align: right;
  white-space: nowrap;
}

/* ============ hero ============ */
.catnav-1 .hero {
  padding: 22px var(--pad) 0;
}

/* L1：路径 + 标题 + 简介 */
.catnav-1 .hero-layer-1 {
  padding-bottom: 18px;
}

.catnav-1 .category-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--color-muted-2);
  font-size: 12px;
  letter-spacing: 0.06em;
  font-family: var(--mono);
  text-transform: uppercase;
}

.catnav-1 .category-breadcrumb a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed currentColor;
}

.catnav-1 .category-breadcrumb a:hover {
  color: var(--ink);
}

.catnav-1 .category-title {
  margin: 10px 0 0;
  font-size: 36px;
  line-height: 1.05;
  font-weight: 600;
  color: var(--color-ink);
  letter-spacing: -0.01em;
}

.catnav-1 .category-subtitle {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
  max-width: 700px;
}

/* L2：标签 + 状态 */
.catnav-1 .hero-layer-2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 18px 0;
}

.catnav-1 .category-chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.catnav-1 .category-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 12px;
  background: var(--color-panel);
  border: 1px solid var(--color-line-soft);
  color: var(--color-tag-ink);
  font-size: 13px;
  white-space: nowrap;
}

.catnav-1 .category-chip::before {
  content: "";
  width: 8px;
  height: 8px;
  background: #7b6954;
  flex-shrink: 0;
}

.catnav-1 .category-chip.is-primary {
  background: var(--color-tag-bg);
  border-color: var(--color-line);
  color: var(--color-ink);
}

.catnav-1 .category-chip.is-primary::before {
  background: var(--color-accent);
}

.catnav-1 .category-chip.is-info::before {
  background: var(--color-accent-2);
}

.catnav-1 .category-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 12px;
  background: var(--color-tag-bg);
  border: 1px solid var(--color-line);
  color: var(--color-tag-ink);
  font-size: 12px;
  letter-spacing: 0.12em;
  font-family: var(--mono);
  text-transform: uppercase;
  white-space: nowrap;
}

.catnav-1 .category-status-badge::before {
  content: "";
  width: 9px;
  height: 9px;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* L3：统计信息条 */
.catnav-1 .category-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-line);
  padding: 16px 0 22px;
}

.catnav-1 .category-stat {
  padding: 0 20px;
  border-left: 1px solid var(--color-line-soft);
}

.catnav-1 .category-stat:first-child {
  border-left: none;
  padding-left: 0;
}

.catnav-1 .category-stat-label {
  margin: 0 0 5px;
  color: var(--color-muted-2);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--mono);
}

.catnav-1 .category-stat-value {
  margin: 0;
  color: var(--color-ink);
  font-size: 18px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ============ toolbar ============ */
.catnav-1 .albums-toolbar-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px var(--pad) 18px;
  flex-wrap: wrap;
}

.catnav-1 .albums-search {
  flex: 1 1 auto;
  max-width: 900px;
  display: flex;
  align-items: center;
  background: var(--color-panel);
  border: 1px solid var(--color-line);
  min-height: 50px;
  padding: 0 12px;
  gap: 10px;
}

.catnav-1 .albums-search svg {
  width: 18px;
  height: 18px;
  fill: var(--muted);
  flex-shrink: 0;
}

.catnav-1 .albums-search input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--color-ink);
  font-size: 14px;
  outline: none;
  font-family: var(--sans);
}

.catnav-1 .albums-search input::placeholder {
  color: var(--color-muted-2);
}

.catnav-1 .albums-search {
  padding-right: 8px;
}

.catnav-1 .albums-search-btn {
  height: 34px;
  padding: 0 16px;
  background: var(--color-panel-3);
  border: 1px solid var(--color-line-soft);
  color: var(--color-tag-ink);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  cursor: pointer;
  white-space: nowrap;
  -webkit-appearance: none;
  appearance: none;
  transition: background 0.12s ease;
}

.catnav-1 .albums-search-btn:hover {
  background: var(--color-line-soft);
}

.catnav-1 .albums-sort-wrap {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.catnav-1 .albums-sort-label {
  color: var(--color-muted-2);
  font-size: 11px;
  letter-spacing: 0.12em;
  font-family: var(--mono);
  text-transform: uppercase;
  white-space: nowrap;
}

.catnav-1 .albums-sort {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-line);
  background: var(--color-panel);
  flex-shrink: 0;
}

.catnav-1 .albums-sort-btn {
  height: 40px;
  padding: 0 14px;
  border: none;
  border-left: 1px solid var(--color-line-soft);
  background: transparent;
  color: var(--color-tag-ink);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  transition: background 0.12s ease, color 0.12s ease;
}

.catnav-1 .albums-sort-btn:hover {
  background: rgba(0, 0, 0, 0.03);
  color: var(--color-ink);
}

.catnav-1 .albums-sort-btn.is-active {
  background: var(--color-panel-3);
  color: var(--color-ink);
  font-weight: 700;
  box-shadow: inset 0 -2px 0 var(--color-accent);
}

/* ============ card grid ============ */
.catnav-1 .grid {
  padding: 0 var(--pad) 18px;
}

.catnav-1 .albums-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  padding: 4px 0 8px;
}

/* 轻卡片 */
.catnav-1 .album-card {
  display: flex;
  flex-direction: column;
  background: var(--color-panel);
  border: 1px solid var(--color-line-soft);
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

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

/* 封面 */
.catnav-1 .album-card-cover {
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(0, 0, 0, 0.06), rgba(0, 0, 0, 0) 55%),
    repeating-linear-gradient(135deg, rgba(0, 0, 0, 0.07) 0 2px, transparent 2px 12px),
    var(--color-panel-3);
  position: relative;
  border-bottom: 1px solid var(--color-line-soft);
  text-decoration: none;
}

.catnav-1 .album-card-cover img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  image-rendering: -webkit-optimize-contrast;
}

.catnav-1 .album-card-cover .placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(0, 0, 0, 0.4);
  text-transform: uppercase;
  user-select: none;
}

.catnav-1 .album-card-cover .overlay {
  position: absolute;
  inset: 0;
  background: rgba(var(--color-ink-rgb), 0.55);
  opacity: 0;
  transition: opacity 0.18s ease;
  display: grid;
  place-items: center;
  z-index: 1;
}

.catnav-1 .album-card:hover .overlay {
  opacity: 1;
}

.catnav-1 .play-fab {
  width: 39px;
  height: 39px;
  border: 1px solid #fff;
  background: rgba(255, 255, 255, 0.10);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease;
  outline: none;
  position: relative;
}

.catnav-1 .play-fab:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.18);
}

.catnav-1 .play-fab svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}

.catnav-1 .play-fab span {
  position: absolute;
  transform: translateY(50px);
  font-size: 11px;
  letter-spacing: 0.10em;
  font-family: var(--mono);
  color: #fff;
  opacity: 0.9;
  text-transform: uppercase;
}

/* 卡片正文 */
.catnav-1 .album-card-body {
  padding: 14px 12px 12px;
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
}

.catnav-1 .album-card-title {
  color: var(--color-ink);
  font-size: 14px;
  line-height: 1.45;
  font-weight: 700;
  min-height: 42px;
  margin-bottom: 12px;
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.catnav-1 .album-card-title:hover {
  color: var(--color-ink);
}

/* 规格标签行 */
.catnav-1 .album-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.catnav-1 .album-badge-hires {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  background: var(--color-accent);
  border: 1px solid #c9a100;
  color: var(--color-accent-ink);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  line-height: 1;
}

.catnav-1 .album-badge-spec {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  background: var(--color-panel-3);
  border: 1px solid var(--color-line);
  color: var(--color-tag-ink);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  line-height: 1;
}

/* 元信息标签行 */
.catnav-1 .album-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.catnav-1 .album-meta-tag {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 7px;
  background: transparent;
  border: 1px solid var(--color-line-soft);
  color: var(--color-muted);
  font-size: 11px;
  white-space: nowrap;
  line-height: 1;
}

/* 下载按钮 */
.catnav-1 .album-card-cta {
  margin-top: auto;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #1d1814;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  border: none;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.12s ease;
  -webkit-appearance: none;
  appearance: none;
}

.catnav-1 .album-card-cta:hover {
  background: #28211c;
  color: #fff;
}

.catnav-1 .album-card-cta svg {
  width: 15px;
  height: 15px;
  fill: currentColor;
  flex-shrink: 0;
}

/* pager */
.catnav-1 .pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  padding: 14px var(--pad) 22px;
  border-top: 1px solid var(--line);
}

.catnav-1 .pager .navbtn,
.catnav-1 .pager .pnum {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  background: var(--panel);
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease;
  font-family: var(--mono);
  letter-spacing: 0.06em;
  user-select: none;
  text-decoration: none;
  color: var(--ink);
}

.catnav-1 .pager .navbtn:hover,
.catnav-1 .pager .pnum:hover {
  transform: translateY(-1px);
  background: rgba(0, 0, 0, 0.04);
}

.catnav-1 .pager .navbtn-disabled {
  cursor: default;
  opacity: 0.5;
}

.catnav-1 .pager .navbtn-disabled:hover {
  transform: none;
  background: var(--panel);
}

.catnav-1 .pager .pnum.active {
  background: linear-gradient(0deg, rgba(var(--color-accent-rgb), 0.18), rgba(var(--color-accent-rgb), 0.04));
  font-weight: 900;
}

.catnav-1 .pager .pnum-ellipsis {
  cursor: default;
}

.catnav-1 .pager .pnum-ellipsis:hover {
  transform: none;
  background: var(--panel);
}

.catnav-1 .pager svg {
  width: 18px;
  height: 18px;
  fill: var(--ink);
}

/* empty */
.catnav-1 .catnav-1-empty {
  padding: 14px var(--pad);
  color: var(--muted);
  font-size: 13px;
}

/* 响应式 */
@media (max-width: 1200px) {
  .catnav-1 .albums-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .catnav-1 .category-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 0;
  }
  .catnav-1 .category-stat:nth-child(2n+1) {
    border-left: none;
    padding-left: 0;
  }
}

@media (max-width: 1024px) {
  .catnav-1 .albums-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .catnav-1 .category-title {
    font-size: 38px;
  }
}

@media (max-width: 768px) {
  .catnav-1 {
    --pad: 16px;
  }
  .catnav-1 .wrap {
    padding: 0px 12px 30px;
  }
  .catnav-1 .category-title {
    font-size: 30px;
  }
  .catnav-1 .hero-layer-2 {
    flex-direction: column;
    align-items: flex-start;
  }
  .catnav-1 .albums-toolbar-wrap {
    flex-direction: column;
    align-items: stretch;
  }
  .catnav-1 .albums-search {
    max-width: 100%;
  }
  .catnav-1 .albums-sort {
    width: 100%;
  }
  .catnav-1 .albums-sort-btn {
    flex: 1;
    justify-content: center;
  }
  .catnav-1 .albums-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .catnav-1 .category-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .catnav-1 .section-header-right {
    gap: 8px;
  }
}

@media (max-width: 420px) {
  .catnav-1 .albums-grid {
    grid-template-columns: 1fr;
  }
  .catnav-1 .pager {
    gap: 8px;
    flex-wrap: wrap;
  }
  .catnav-1 .category-stats {
    grid-template-columns: 1fr;
  }
  .catnav-1 .category-stat {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--color-line-soft);
    padding-top: 12px;
  }
  .catnav-1 .category-stat:first-child {
    border-top: none;
    padding-top: 0;
  }
}