/* ===== 页面专属：服务项目 (products) ===== */
.page-products {
  --products-gold-light: rgba(212, 175, 55, 0.12);
  --products-gold-glow: rgba(212, 175, 55, 0.35);
  --products-red-soft: rgba(231, 76, 60, 0.08);
  --products-card-radius: 0.75rem;
  --products-transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --products-border-width: 3px;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb-wrapper {
  padding: 0.75rem 1rem 0;
  max-width: 1200px;
  margin: 0 auto;
}
.page-products .breadcrumb {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.25rem;
  padding: 0.5rem 0;
  margin: 0;
  font-size: var(--small-size);
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-gold);
}
.page-products .breadcrumb li {
  display: flex;
  align-items: center;
}
.page-products .breadcrumb li + li::before {
  content: "›";
  margin: 0 0.5rem;
  color: var(--border-gold);
  font-size: 1.2em;
}
.page-products .breadcrumb a {
  color: var(--primary-gold);
  text-decoration: none;
  transition: color var(--transition-base);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--link-hover);
  text-decoration: underline;
}
.page-products .breadcrumb [aria-current="page"] {
  color: var(--text-primary);
  font-weight: 500;
}

/* ---------- 首屏标题区 ---------- */
.page-products__hero {
  padding: 2.5rem 1rem 3rem;
  background: var(--background-dark);
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
}
.page-products__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, var(--products-gold-light) 1px, transparent 1px),
    linear-gradient(0deg, var(--products-gold-light) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.3;
  pointer-events: none;
}
.page-products__hero-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
  z-index: 1;
}
.page-products__hero-label {
  display: inline-block;
  font-family: var(--heading-font);
  font-size: var(--small-size);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary-gold);
  border: 1px solid var(--border-gold);
  padding: 0.2rem 0.8rem;
  margin-bottom: 0.5rem;
}
.page-products__hero-title {
  margin: 0 0 0.75rem;
  color: var(--accent-white);
  line-height: 1.2;
}
.page-products__hero-desc {
  font-size: var(--body-size);
  line-height: 1.7;
  color: rgba(245, 245, 245, 0.85);
  max-width: 580px;
}
.page-products__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}
.page-products__hero-actions .btn {
  min-width: 140px;
}
.page-products__hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-products__hero-svg {
  width: 180px;
  height: 180px;
  max-width: 100%;
}

/* ---------- 折叠卡片区域 ---------- */
.page-products__accordion {
  padding: 3rem 1rem;
  background: var(--background-light);
}
.page-products__card-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

/* 卡片本体 */
.page-products__card {
  background: var(--accent-white);
  border: var(--products-border-width) solid var(--border-gold);
  border-radius: var(--products-card-radius);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--products-transition), border-color var(--products-transition);
  overflow: hidden;
  cursor: default;
}
.page-products__card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: var(--primary-gold);
}

/* details / summary 重置 */
.page-products__details {
  display: block;
}
.page-products__details[open] .page-products__summary-indicator {
  transform: rotate(180deg);
}

.page-products__summary {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
  -webkit-user-select: none;
  transition: background var(--transition-base);
}
.page-products__summary::-webkit-details-marker {
  display: none;
}
.page-products__summary:hover {
  background: var(--products-red-soft);
}
.page-products__summary:focus-visible {
  outline: 2px solid var(--primary-gold);
  outline-offset: -2px;
  border-radius: var(--products-card-radius) var(--products-card-radius) 0 0;
}

.page-products__summary-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--products-gold-light);
  border-radius: 50%;
  transition: background var(--transition-base);
}
.page-products__card:hover .page-products__summary-icon {
  background: var(--products-gold-glow);
}

.page-products__summary-text {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}
.page-products__card-number {
  font-family: var(--heading-font);
  font-size: 0.75rem;
  color: var(--primary-red);
  font-weight: 700;
  letter-spacing: 0.05em;
  opacity: 0.8;
  flex-shrink: 0;
}
.page-products__card-title {
  margin: 0;
  font-size: clamp(1.125rem, 3vw, 1.4rem);
  color: var(--secondary-black);
  line-height: 1.3;
}

.page-products__summary-indicator {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  position: relative;
  transition: transform var(--products-transition);
}
.page-products__summary-indicator::before,
.page-products__summary-indicator::after {
  content: "";
  position: absolute;
  background: var(--primary-gold);
  border-radius: 2px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.page-products__summary-indicator::before {
  width: 2px;
  height: 14px;
}
.page-products__summary-indicator::after {
  width: 14px;
  height: 2px;
}
.page-products__details[open] .page-products__summary-indicator::before {
  opacity: 0;
}

/* 折叠内容体 */
.page-products__details-body {
  padding: 0 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .page-products__details-body {
    flex-direction: row;
    align-items: flex-start;
  }
}
.page-products__details-content {
  flex: 1;
  min-width: 0;
}
.page-products__details-content p {
  margin: 0 0 0.75rem;
  line-height: 1.75;
  color: var(--text-primary);
}
.page-products__details-content strong {
  color: var(--primary-red);
  font-weight: 600;
}

.page-products__feature-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.page-products__feature-list li {
  position: relative;
  padding-left: 1.4em;
  font-size: var(--small-size);
  color: var(--secondary-black);
  line-height: 1.6;
}
.page-products__feature-list li::before {
  content: "◆";
  position: absolute;
  left: 0;
  color: var(--primary-gold);
  font-size: 0.65em;
  top: 0.15em;
}

.page-products__details-media {
  flex-shrink: 0;
  width: 100%;
  max-width: 300px;
}
@media (min-width: 640px) {
  .page-products__details-media {
    width: 260px;
  }
}
.page-products__card-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 0.375rem;
  border: 1px solid var(--border-gold);
  background: var(--products-gold-light);
}

/* ---------- 服务组合图区 ---------- */
.page-products__combo {
  padding: 3rem 1rem;
  background: var(--background-light);
}
.page-products__combo-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
}
@media (min-width: 720px) {
  .page-products__combo-inner {
    flex-direction: row;
  }
}
.page-products__combo-visual {
  flex-shrink: 0;
  width: 100%;
  max-width: 500px;
}
.page-products__combo-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
  border-radius: var(--products-card-radius);
  border: var(--products-border-width) solid var(--border-gold);
  background: var(--products-gold-light);
  box-shadow: var(--shadow-card);
}
.page-products__combo-text {
  flex: 1;
  min-width: 0;
}
.page-products__combo-title {
  margin: 0 0 0.75rem;
  color: var(--secondary-black);
}
.page-products__combo-text p {
  line-height: 1.7;
  margin: 0 0 0.75rem;
  color: var(--text-primary);
}
.page-products__combo-note {
  opacity: 0.75;
  font-style: italic;
}
.page-products__combo-text .btn {
  margin-top: 0.75rem;
}

/* ---------- 侧边栏辅助 ---------- */
.page-products__aside {
  padding: 2.5rem 1rem;
  background: var(--background-dark);
  color: var(--text-on-dark);
}
.page-products__aside-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 960px;
  margin: 0 auto;
}
@media (min-width: 640px) {
  .page-products__aside-inner {
    flex-direction: row;
    gap: 3rem;
  }
}
.page-products__aside-item {
  flex: 1;
  min-width: 0;
}
.page-products__aside-title {
  margin: 0 0 0.75rem;
  color: var(--primary-gold);
  font-size: clamp(1rem, 2.5vw, 1.15rem);
}
.page-products__aside-img {
  display: block;
  width: 100%;
  max-width: 200px;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 0.375rem;
  border: 1px solid var(--border-gold);
  margin-bottom: 0.75rem;
  background: rgba(212, 175, 55, 0.1);
}
.page-products__aside-item p {
  margin: 0 0 0.5rem;
  line-height: 1.6;
  color: rgba(245, 245, 245, 0.85);
}
.page-products__aside-item a {
  color: var(--primary-gold);
  text-decoration: none;
  transition: color var(--transition-base);
}
.page-products__aside-item a:hover,
.page-products__aside-item a:focus-visible {
  color: var(--link-hover);
  text-decoration: underline;
}
.page-products__aside-note {
  font-size: var(--small-size);
  opacity: 0.7;
  font-style: italic;
}

/* ---------- 响应式微调 ---------- */
@media (max-width: 480px) {
  .page-products .breadcrumb-wrapper {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }
  .page-products__hero {
    padding: 1.75rem 0.75rem 2rem;
  }
  .page-products__hero-svg {
    width: 140px;
    height: 140px;
  }
  .page-products__summary {
    padding: 1rem 1rem;
    gap: 0.75rem;
  }
  .page-products__summary-icon {
    width: 34px;
    height: 34px;
  }
  .page-products__details-body {
    padding: 0 1rem 1.25rem;
  }
  .page-products__combo {
    padding: 2rem 0.75rem;
  }
  .page-products__aside {
    padding: 1.75rem 0.75rem;
  }
}

/* ---------- 动效：渐入 ---------- */
.page-products__card[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.page-products__card[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 高对比度焦点 ---------- */
.page-products a:focus-visible,
.page-products .btn:focus-visible,
.page-products .page-products__summary:focus-visible {
  outline: 3px solid var(--primary-gold);
  outline-offset: 2px;
}