.page-products {
  --products-card-shadow: 0 2px 8px rgba(10, 27, 42, 0.08);
  --products-card-shadow-hover: 0 12px 28px rgba(10, 27, 42, 0.16);
  background: var(--c-light);
}

/* 首屏横栏 */
.page-products .products-hero {
  position: relative;
  overflow: hidden;
  background: var(--c-navy);
  color: var(--c-white);
  padding: var(--space-4) 0 var(--space-5);
  border-bottom: 4px solid var(--c-gold);
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 48%;
  height: 100%;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.16) 0%, rgba(255, 107, 53, 0.06) 100%);
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-products .products-hero__inner {
  position: relative;
  z-index: 1;
}

.page-products .products-hero .breadcrumbs__link {
  color: rgba(255, 255, 255, 0.68);
}

.page-products .products-hero .breadcrumbs__current {
  color: var(--c-gold);
}

.page-products .products-hero__layout {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.page-products .products-hero__content {
  max-width: 760px;
}

.page-products .products-hero__eyebrow {
  display: inline-block;
  margin: 0 0 var(--space-2);
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-gold);
  border: 1px solid rgba(212, 175, 55, 0.5);
  padding: 6px 12px;
}

.page-products .products-hero__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-head);
  font-size: 28px;
  line-height: 1.25;
  font-weight: 900;
  color: var(--c-white);
}

.page-products .products-hero__desc {
  margin: 0 0 var(--space-4);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
}

.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-products .products-hero__signal {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-1);
  border-left: 2px solid var(--c-gold);
  padding-left: var(--space-3);
  margin-top: var(--space-2);
}

.page-products .products-hero__signal-line {
  width: 64px;
  height: 4px;
  background: linear-gradient(90deg, var(--c-gold), rgba(212, 175, 55, 0.1));
}

.page-products .products-hero__signal-num {
  font-family: var(--font-head);
  font-size: 36px;
  line-height: 1;
  font-weight: 900;
  color: var(--c-white);
}

.page-products .products-hero__signal-label {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.6);
  max-width: 260px;
}

/* 教程分类 */
.page-products .products-tutorial {
  background: var(--c-light);
}

.page-products .products-tutorial__intro {
  display: grid;
  gap: var(--space-3);
  margin: var(--space-4) 0 var(--space-5);
}

.page-products .products-tutorial__intro-image {
  background: var(--c-blue);
  overflow: hidden;
}

.page-products .products-tutorial__intro-image img,
.page-products .products-download__visual-image img,
.page-products .products-member__visual img,
.page-products .products-update__visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .products-tutorial__intro-text {
  background: var(--c-white);
  border-top: 3px solid var(--c-gold);
  padding: var(--space-4);
  box-shadow: var(--products-card-shadow);
}

.page-products .products-tutorial__intro-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-head);
  font-size: 20px;
  line-height: 1.4;
  font-weight: 900;
  color: var(--c-navy);
}

.page-products .products-tutorial__intro-desc {
  margin: 0 0 var(--space-3);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-dark);
}

.page-products .products-tutorial__intro-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-1);
}

.page-products .products-tutorial__intro-list li {
  position: relative;
  padding: var(--space-1) 0 var(--space-1) var(--space-3);
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-navy);
  border-bottom: 1px dashed var(--c-gray);
}

.page-products .products-tutorial__intro-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 10px;
  height: 10px;
  transform: translateY(-50%) rotate(45deg);
  background: var(--c-gold);
}

.page-products .products-tutorial__grid {
  display: grid;
  gap: var(--space-3);
}

.page-products .products-tutorial-card {
  background: var(--c-white);
  border-top: 4px solid var(--c-blue);
  padding: var(--space-4);
  box-shadow: var(--products-card-shadow);
  transition: transform 240ms cubic-bezier(0.25, 0.1, 0.25, 1), box-shadow 240ms cubic-bezier(0.25, 0.1, 0.25, 1);
}

.page-products .products-tutorial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--products-card-shadow-hover);
}

.page-products .products-tutorial-card--bind {
  border-top-color: var(--c-gold);
}

.page-products .products-tutorial-card--safety {
  border-top-color: var(--c-orange);
}

.page-products .products-tutorial-card__index {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 28px;
  line-height: 1;
  font-weight: 900;
  color: var(--c-gold);
  margin-bottom: var(--space-2);
}

.page-products .products-tutorial-card__title {
  margin: 0 0 var(--space-1);
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 900;
  color: var(--c-navy);
}

.page-products .products-tutorial-card__desc {
  margin: 0 0 var(--space-2);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-dark);
}

.page-products .products-tutorial-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 0 var(--space-2);
  padding: 5px;
  border: 1px solid var(--c-gold);
  background: var(--c-white);
}

.page-products .products-tutorial-card__icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.page-products .products-tutorial-card__details {
  border-top: 1px solid var(--c-gray);
  margin-top: var(--space-2);
}

.page-products .products-tutorial-card__details summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-2) 0 0;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 900;
  color: var(--c-gold-deep);
  transition: color 240ms cubic-bezier(0.25, 0.1, 0.25, 1);
}

.page-products .products-tutorial-card__details summary::-webkit-details-marker {
  display: none;
}

.page-products .products-tutorial-card__details summary::after {
  content: "+";
  margin-left: 8px;
  font-weight: 900;
  color: var(--c-orange);
}

.page-products .products-tutorial-card__details[open] summary {
  color: var(--c-orange);
}

.page-products .products-tutorial-card__details[open] summary::after {
  content: "−";
}

.page-products .products-tutorial-card__list {
  margin: var(--space-2) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-products .products-tutorial-card__item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--c-light);
  font-family: var(--font-head);
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-dark);
}

.page-products .products-tutorial-card__item:last-child {
  border-bottom: 0;
}

.page-products .products-tutorial-card__name {
  font-weight: 700;
  color: var(--c-navy);
}

.page-products .products-tutorial-card__meta {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-gold-deep);
  background: rgba(212, 175, 55, 0.12);
  padding: 2px 8px;
}

/* 下载专区 */
.page-products .products-download {
  background: var(--c-white);
}

.page-products .products-download__grid {
  display: grid;
  gap: var(--space-3);
}

.page-products .products-download-card {
  border: 1px solid var(--c-gray);
  background: var(--c-light);
  box-shadow: var(--products-card-shadow);
}

.page-products .products-download-card--ios {
  background: var(--c-navy);
  border-color: var(--c-navy);
}

.page-products .products-download-card--android {
  background: var(--c-blue);
  border-color: var(--c-blue);
}

.page-products .products-download-card summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
}

.page-products .products-download-card summary::-webkit-details-marker {
  display: none;
}

.page-products .products-download-card__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 84px;
  height: 40px;
  padding: 0 var(--space-2);
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.04em;
  background: var(--c-gold);
  color: var(--c-navy);
}

.page-products .products-download-card--android .products-download-card__badge {
  background: var(--c-white);
  color: var(--c-blue);
}

.page-products .products-download-card__header-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .products-download-card__platform {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 900;
  color: var(--c-white);
}

.page-products .products-download-card__sys {
  font-family: var(--font-body);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
}

.page-products .products-download-card__body {
  padding: 0 var(--space-3) var(--space-3);
}

.page-products .products-download-card__desc {
  margin: 0 0 var(--space-3);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.84);
}

.page-products .products-download-card__subtitle {
  margin: 0 0 var(--space-2);
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 900;
  color: var(--c-gold);
  letter-spacing: 0.04em;
}

.page-products .products-download-card__steps {
  margin: 0 0 var(--space-3);
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: var(--space-1);
}

.page-products .products-download-card__steps li {
  counter-increment: step;
  position: relative;
  padding: var(--space-1) 0 var(--space-1) var(--space-4);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  border-bottom: 1px dashed rgba(255, 255, 255, 0.18);
}

.page-products .products-download-card__steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 900;
  color: var(--c-orange);
}

.page-products .products-download-card__tip {
  margin: 0;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-gold);
  background: rgba(212, 175, 55, 0.12);
  padding: var(--space-2);
}

.page-products .products-download__visual {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-4);
  background: var(--c-light);
  border-right: 3px solid var(--c-gold);
  padding: var(--space-3);
}

.page-products .products-download__visual-image {
  overflow: hidden;
}

.page-products .products-download__visual-image img {
  max-height: 360px;
}

.page-products .products-download__visual-info {
  align-self: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-products .products-download__visual-label {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-orange);
}

.page-products .products-download__visual-value {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 900;
  color: var(--c-navy);
}

.page-products .products-download__visual-text {
  margin: var(--space-1) 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-dark);
  max-width: 440px;
}

/* 会员中心旧版说明 */
.page-products .products-member {
  background: var(--c-navy);
  color: var(--c-white);
}

.page-products .products-member .section-heading__index {
  color: var(--c-gold);
}

.page-products .products-member .section-heading__title {
  color: var(--c-white);
}

.page-products .products-member .section-heading__subtitle {
  color: rgba(255, 255, 255, 0.72);
}

.page-products .products-member .section-heading__rule {
  background: linear-gradient(90deg, var(--c-gold), transparent);
}

.page-products .products-member__layout {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.page-products .products-member__visual {
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, 0.35);
  background: var(--c-blue);
}

.page-products .products-member__intro-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 900;
  color: var(--c-white);
}

.page-products .products-member__intro-desc {
  margin: 0 0 var(--space-3);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.76);
}

.page-products .products-member__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}

.page-products .products-member__item {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 0 var(--space-2);
  padding: var(--space-2) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.page-products .products-member__num {
  grid-row: 1 / 3;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 900;
  color: var(--c-gold);
  line-height: 1.5;
}

.page-products .products-member__name {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 900;
  color: var(--c-white);
}

.page-products .products-member__desc {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.6);
}

.page-products .products-member__link {
  margin-top: var(--space-3);
}

/* 版本更新动态 */
.page-products .products-update {
  background: var(--c-white);
}

.page-products .products-update__layout {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.page-products .products-update__list {
  display: grid;
  gap: var(--space-3);
}

.page-products .products-update-card {
  background: var(--c-white);
  border: 1px solid var(--c-gray);
  box-shadow: var(--products-card-shadow);
}

.page-products .products-update-card--current {
  border-color: var(--c-gold);
  box-shadow: 0 0 0 1px var(--c-gold), var(--products-card-shadow);
}

.page-products .products-update-card summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-3);
}

.page-products .products-update-card summary::-webkit-details-marker {
  display: none;
}

.page-products .products-update-card__top {
  width: 100%;
}

.page-products .products-update-card__version {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 900;
  color: var(--c-navy);
}

.page-products .products-update-card__badge {
  display: inline-block;
  padding: 4px 12px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.06em;
  background: var(--c-gold);
  color: var(--c-navy);
}

.page-products .products-update-card__badge--ghost {
  background: transparent;
  border: 1px solid var(--c-gray);
  color: var(--c-dark);
}

.page-products .products-update-card__list {
  margin: 0;
  padding: 0 var(--space-3) var(--space-3);
  list-style: none;
  display: grid;
  gap: 0;
}

.page-products .products-update-card__list li {
  position: relative;
  padding: var(--space-2) 0 var(--space-2) var(--space-3);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-dark);
  border-top: 1px solid var(--c-light);
}

.page-products .products-update-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  transform: translateY(-50%) rotate(45deg);
  background: var(--c-orange);
}

.page-products .products-update-card--current .products-update-card__list li::before {
  background: var(--c-gold);
}

.page-products .products-update__aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.page-products .products-update__visual {
  overflow: hidden;
  border-bottom: 3px solid var(--c-gold);
  background: var(--c-blue);
}

.page-products .products-update__visual img {
  max-height: 300px;
}

.page-products .products-update__note {
  border-left: 3px solid var(--c-gold);
  background: var(--c-light);
  padding: var(--space-4);
}

.page-products .products-update__note-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 900;
  color: var(--c-navy);
}

.page-products .products-update__note-text {
  margin: 0 0 var(--space-3);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-dark);
}

/* 辅助服务 */
.page-products .products-support {
  background: var(--c-light);
  padding-top: var(--space-5);
  padding-bottom: var(--space-5);
}

.page-products .products-support__grid {
  display: grid;
  gap: var(--space-3);
}

.page-products .products-support-card {
  position: relative;
  display: block;
  background: var(--c-white);
  border-top: 3px solid var(--c-blue);
  padding: var(--space-4);
  text-decoration: none;
  box-shadow: var(--products-card-shadow);
  transition: transform 240ms cubic-bezier(0.25, 0.1, 0.25, 1), box-shadow 240ms cubic-bezier(0.25, 0.1, 0.25, 1);
}

.page-products .products-support-card--gold {
  border-top-color: var(--c-gold);
}

.page-products .products-support-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--products-card-shadow-hover);
}

.page-products .products-support-card__index {
  display: inline-block;
  margin-bottom: var(--space-2);
  font-family: var(--font-head);
  font-size: 32px;
  line-height: 1;
  font-weight: 900;
  color: var(--c-gold);
}

.page-products .products-support-card__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 900;
  color: var(--c-navy);
}

.page-products .products-support-card__text {
  margin: 0 0 var(--space-3);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-dark);
}

.page-products .products-support-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 900;
  color: var(--c-orange);
  transition: gap 240ms cubic-bezier(0.25, 0.1, 0.25, 1);
}

.page-products .products-support-card__link::after {
  content: "→";
  font-weight: 900;
}

.page-products .products-support-card:hover .products-support-card__link {
  gap: 12px;
}

/* 平板 */
@media (min-width: 768px) {
  .page-products .products-hero__layout {
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: var(--space-5);
  }

  .page-products .products-hero__title {
    font-size: 36px;
  }

  .page-products .products-tutorial__intro {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }

  .page-products .products-tutorial__intro-image img {
    height: 100%;
    object-fit: cover;
  }

  .page-products .products-tutorial__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .page-products .products-tutorial-card--safety {
    grid-column: span 2;
  }

  .page-products .products-download__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .products-download__visual {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .page-products .products-member__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 var(--space-4);
  }

  .page-products .products-support__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 桌面 */
@media (min-width: 1080px) {
  .page-products .products-hero {
    padding: var(--space-5) 0 var(--space-6);
  }

  .page-products .products-hero__title {
    font-size: 48px;
    line-height: 1.2;
  }

  .page-products .products-hero__desc {
    font-size: 16px;
    max-width: 640px;
  }

  .page-products .products-hero__signal {
    min-width: 280px;
  }

  .page-products .products-tutorial__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
    align-items: start;
  }

  .page-products .products-tutorial-card--safety {
    grid-column: auto;
  }

  .page-products .products-tutorial-card--bind {
    transform: translateY(-18px);
  }

  .page-products .products-tutorial-card--safety {
    transform: translateY(20px);
  }

  .page-products .products-download__grid {
    gap: var(--space-4);
  }

  .page-products .products-download__visual {
    margin-top: var(--space-5);
    padding: var(--space-4);
  }

  .page-products .products-member__layout {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-5);
    align-items: start;
  }

  .page-products .products-member__visual {
    position: sticky;
    top: calc(var(--h-header) + var(--space-3));
  }

  .page-products .products-update__layout {
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-5);
    align-items: start;
  }

  .page-products .products-update__aside {
    position: sticky;
    top: calc(var(--h-header) + var(--space-3));
  }

  .page-products .products-update__list {
    gap: var(--space-4);
  }
}