.page-products {
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.35), 0 4px 16px rgba(0, 0, 0, 0.25), 0 8px 32px rgba(0, 0, 0, 0.15);
  --card-shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.3), 0 12px 40px rgba(0, 0, 0, 0.2);
  --tab-label-radius: 4px 4px 0 0;
  --card-radius: 8px;
  display: block;
}

/* ---- 面包屑 ---- */
.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  padding: 1.2rem 0 0.6rem;
  font-family: var(--font-small);
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--text-light);
  opacity: 0.7;
}
.page-products .breadcrumb a {
  color: var(--primary-gold);
  text-decoration: none;
  transition: opacity var(--transition-speed);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  opacity: 0.7;
  outline: 2px solid var(--primary-gold);
  outline-offset: 2px;
}
.page-products .breadcrumb-sep {
  color: var(--border-gold);
  margin: 0 0.1rem;
}
.page-products .breadcrumb [aria-current="page"] {
  color: var(--text-light);
  font-weight: 400;
}

/* ---- 页面标题区 ---- */
.page-products .page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  padding: 1rem 0 0.5rem;
  position: relative;
}
.page-products .page-header-left {
  flex: 1 1 auto;
}
.page-products .page-header-right {
  flex: 0 0 auto;
  margin-bottom: 0.25rem;
}
.page-products .page-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  font-weight: 900;
  color: var(--text-light);
  margin: 0 0 0.2rem;
  line-height: 1.15;
  letter-spacing: 0.04em;
}
.page-products .page-subtitle {
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 2vw, 1.1rem);
  font-weight: 300;
  color: var(--primary-gold);
  margin: 0;
  opacity: 0.85;
}
.page-products .lucky-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: clamp(0.9rem, 2.5vw, 1.3rem);
  font-weight: 700;
  color: var(--primary-red);
  background: var(--gold-gradient);
  padding: 0.2rem 0.9rem 0.15rem;
  border-radius: 3px;
  white-space: nowrap;
  letter-spacing: 0.06em;
  box-shadow: 0 0 12px rgba(255, 215, 0, 0.4);
  transform: rotate(2deg);
}
.page-products .page-header-line {
  margin-top: 0.5rem;
  width: 100%;
}

/* ---- 标签组 ---- */
.page-products .tab-group {
  position: relative;
  margin: 1.8rem 0 2.5rem;
}
.page-products .tab-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0;
  height: 0;
}
.page-products .tab-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-bottom: 0;
  position: relative;
  z-index: 2;
}
.page-products .tab-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1rem;
  font-family: var(--font-body);
  font-size: clamp(0.75rem, 1.8vw, 0.95rem);
  font-weight: 500;
  color: var(--text-light);
  background: var(--background-section);
  border: 1px solid var(--border-gold);
  border-bottom: none;
  border-radius: var(--tab-label-radius);
  cursor: pointer;
  transition: background var(--transition-speed), color var(--transition-speed), border-color var(--transition-speed), box-shadow var(--transition-speed);
  user-select: none;
  flex: 0 0 auto;
  white-space: nowrap;
}
.page-products .tab-label:hover,
.page-products .tab-label:focus-visible {
  background: rgba(255, 215, 0, 0.12);
  border-color: var(--primary-gold);
  outline: none;
}
.page-products .tab-label:focus-visible {
  outline: 2px solid var(--primary-gold);
  outline-offset: 2px;
}

/* 选中状态 */
.page-products #tab-play:checked ~ .tab-labels label[for="tab-play"],
.page-products #tab-member:checked ~ .tab-labels label[for="tab-member"],
.page-products #tab-settle:checked ~ .tab-labels label[for="tab-settle"],
.page-products #tab-download:checked ~ .tab-labels label[for="tab-download"],
.page-products #tab-favorite:checked ~ .tab-labels label[for="tab-favorite"] {
  background: var(--primary-red);
  color: var(--text-light);
  border-color: var(--primary-red);
  box-shadow: 0 -2px 8px rgba(230, 57, 70, 0.3);
}

/* ---- 面板 ---- */
.page-products .tab-panel {
  display: none;
  margin-top: -1px;
  background: var(--background-section);
  border: 1px solid var(--border-gold);
  border-radius: 0 var(--card-radius) var(--card-radius) var(--card-radius);
  padding: 1.5rem;
  position: relative;
  z-index: 1;
  box-shadow: var(--card-shadow);
  transition: box-shadow var(--transition-speed);
}
.page-products .tab-panel:hover {
  box-shadow: var(--card-shadow-hover);
}

.page-products #tab-play:checked ~ .tab-panel[data-tab-panel="play"],
.page-products #tab-member:checked ~ .tab-panel[data-tab-panel="member"],
.page-products #tab-settle:checked ~ .tab-panel[data-tab-panel="settle"],
.page-products #tab-download:checked ~ .tab-panel[data-tab-panel="download"],
.page-products #tab-favorite:checked ~ .tab-panel[data-tab-panel="favorite"] {
  display: block;
  animation: fadeInPanel 0.35s ease-out;
}

@keyframes fadeInPanel {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---- 服务卡片 ---- */
.page-products .service-card {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.page-products .card-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border-bottom: 1px solid rgba(184, 134, 11, 0.3);
  padding-bottom: 0.6rem;
}
.page-products .card-num {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--border-gold);
  line-height: 1;
  opacity: 0.7;
  letter-spacing: 0.02em;
}
.page-products .card-icon {
  font-size: 1.6rem;
  line-height: 1;
}
.page-products .card-title {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--text-light);
  margin: 0;
  letter-spacing: 0.03em;
}
.page-products .card-body {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.page-products .card-desc {
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 1.6vw, 1rem);
  font-weight: 300;
  color: var(--text-light);
  line-height: 1.6;
  margin: 0;
  max-width: 60ch;
}
.page-products .card-img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border-gold);
  border-radius: 4px;
  object-fit: cover;
  background: var(--background-dark);
  margin: 0.2rem 0;
}
.page-products .card-img-square {
  max-width: 240px;
}

/* ---- 详情展开 ---- */
.page-products .card-details {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-light);
  border: 1px solid rgba(184, 134, 11, 0.25);
  border-radius: 4px;
  background: rgba(13, 13, 13, 0.4);
  margin-top: 0.2rem;
}
.page-products .card-details summary {
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-weight: 500;
  color: var(--primary-gold);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: background var(--transition-speed);
  user-select: none;
}
.page-products .card-details summary::-webkit-details-marker {
  display: none;
}
.page-products .card-details summary::before {
  content: "▶";
  display: inline-block;
  font-size: 0.65rem;
  color: var(--primary-gold);
  transition: transform var(--transition-speed);
  margin-right: 0.3rem;
}
.page-products .card-details[open] summary::before {
  transform: rotate(90deg);
}
.page-products .card-details summary:hover,
.page-products .card-details summary:focus-visible {
  background: rgba(255, 215, 0, 0.06);
  outline: none;
}
.page-products .card-details summary:focus-visible {
  outline: 2px solid var(--primary-gold);
  outline-offset: -2px;
  border-radius: 4px;
}
.page-products .details-body {
  padding: 0 1rem 1rem;
  border-top: 1px solid rgba(184, 134, 11, 0.15);
  padding-top: 0.6rem;
}
.page-products .details-body p {
  margin: 0 0 0.8rem;
  font-size: 0.88rem;
  line-height: 1.65;
  font-weight: 300;
  color: rgba(245, 245, 245, 0.85);
}
.page-products .details-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 1.2rem;
  font-size: 0.82rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 4px;
}

/* ---- 卡片底部 ---- */
.page-products .card-foot {
  border-top: 1px solid rgba(184, 134, 11, 0.2);
  padding-top: 0.6rem;
  margin-top: 0.2rem;
}
.page-products .card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--primary-gold);
  text-decoration: none;
  transition: color var(--transition-speed), gap var(--transition-speed);
}
.page-products .card-link:hover,
.page-products .card-link:focus-visible {
  color: var(--text-light);
  gap: 0.5rem;
  outline: none;
}
.page-products .card-link:focus-visible {
  outline: 2px solid var(--primary-gold);
  outline-offset: 2px;
  border-radius: 2px;
}
.page-products .link-arrow {
  transition: transform var(--transition-speed);
}
.page-products .card-link:hover .link-arrow {
  transform: translateX(3px);
}

/* ---- 延伸阅读 ---- */
.page-products .extended-reading {
  margin: 3rem 0 1.5rem;
}
.page-products .reading-line {
  margin-bottom: 1rem;
}
.page-products .extended-reading .section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.8vw, 1.6rem);
  font-weight: 700;
  color: var(--text-light);
  margin: 0 0 1rem;
  display: inline-block;
  border-bottom: 2px solid var(--primary-gold);
  padding-bottom: 0.3rem;
}
.page-products .reading-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}
.page-products .reading-card {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  background: var(--background-section);
  border: 1px solid var(--border-gold);
  border-radius: 6px;
  text-decoration: none;
  color: var(--text-light);
  font-family: var(--font-body);
  font-size: clamp(0.8rem, 1.6vw, 0.92rem);
  font-weight: 300;
  transition: background var(--transition-speed), border-color var(--transition-speed), transform var(--transition-speed);
}
.page-products .reading-card:hover,
.page-products .reading-card:focus-visible {
  background: rgba(230, 57, 70, 0.12);
  border-color: var(--primary-red);
  transform: translateX(4px);
  outline: none;
}
.page-products .reading-card:focus-visible {
  outline: 2px solid var(--primary-gold);
  outline-offset: 2px;
}
.page-products .reading-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}
.page-products .reading-text {
  flex: 1;
}

/* ---- 响应式 ---- */
@media (min-width: 640px) {
  .page-products .tab-labels {
    gap: 0;
  }
  .page-products .tab-label {
    padding: 0.7rem 1.4rem;
    font-size: 0.92rem;
    border-right: none;
  }
  .page-products .tab-label:last-child {
    border-right: 1px solid var(--border-gold);
  }
  .page-products #tab-play:checked ~ .tab-labels label[for="tab-play"],
  .page-products #tab-member:checked ~ .tab-labels label[for="tab-member"],
  .page-products #tab-settle:checked ~ .tab-labels label[for="tab-settle"],
  .page-products #tab-download:checked ~ .tab-labels label[for="tab-download"],
  .page-products #tab-favorite:checked ~ .tab-labels label[for="tab-favorite"] {
    border-bottom-color: var(--primary-red);
  }
  .page-products .tab-panel {
    padding: 2rem;
  }
  .page-products .card-body {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .page-products .card-desc {
    flex: 1 1 100%;
  }
  .page-products .card-img {
    flex: 0 0 auto;
    max-width: 480px;
  }
  .page-products .card-img-square {
    max-width: 200px;
  }
  .page-products .card-details {
    flex: 1 1 100%;
  }
  .page-products .reading-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .reading-card {
    flex-direction: column;
    text-align: center;
    padding: 1.2rem 0.8rem;
  }
  .page-products .reading-icon {
    font-size: 1.6rem;
  }
}

@media (min-width: 1024px) {
  .page-products .tab-label {
    padding: 0.8rem 2rem;
    font-size: 1rem;
  }
  .page-products .tab-panel {
    padding: 2.5rem;
  }
  .page-products .card-img {
    max-width: 520px;
  }
  .page-products .card-img-square {
    max-width: 220px;
  }
  .page-products .card-body {
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .page-products .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }
  .page-products .page-header-right {
    align-self: flex-end;
  }
  .page-products .lucky-tag {
    font-size: 0.85rem;
    padding: 0.15rem 0.7rem 0.1rem;
  }
  .page-products .tab-label {
    flex: 1 1 auto;
    text-align: center;
    padding: 0.5rem 0.6rem;
    font-size: 0.72rem;
  }
  .page-products .tab-panel {
    padding: 1rem;
    border-radius: 0 0 var(--card-radius) var(--card-radius);
  }
  .page-products .card-num {
    font-size: 1.2rem;
  }
  .page-products .card-icon {
    font-size: 1.2rem;
  }
  .page-products .card-img-square {
    max-width: 160px;
  }
}