/* ============ page-products 作用域基础 ============ */
.page-products {
  background: var(--c-canvas);
  color: var(--c-dark);
  overflow-x: hidden;
}
.page-products ::selection {
  background: var(--c-orange);
  color: var(--c-white);
}

/* ============ Hero ============ */
.page-products .products-hero {
  background: var(--c-deep);
  color: var(--c-white);
  padding: 30px 0 56px;
  position: relative;
  overflow: hidden;
}
.page-products .products-hero::before {
  content: "";
  position: absolute;
  left: -40px;
  top: 120px;
  width: 130px;
  height: 28px;
  background: var(--c-green);
  opacity: 0.5;
  transform: rotate(14deg);
  border-radius: 999px;
}
.page-products .products-hero::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -70px;
  width: 260px;
  height: 78px;
  background: var(--c-orange);
  opacity: 0.9;
  transform: rotate(-12deg);
  border-radius: 999px;
}
.page-products .products-hero__main,
.page-products .products-hero__aside {
  position: relative;
  z-index: 1;
}
.page-products .products-hero__crumbs {
  margin-bottom: 38px;
}
.page-products .products-hero__crumbs .breadcrumbs-link {
  color: var(--c-gray);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 13px;
}
.page-products .products-hero__crumbs .breadcrumbs-current {
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 13px;
}
.page-products .products-hero__layout {
  display: grid;
  gap: 30px;
}
.page-products .products-hero__kicker {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--c-soft-orange);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.page-products .products-hero__kicker::before {
  content: "";
  width: 28px;
  height: 4px;
  background: var(--c-orange);
  border-radius: 999px;
}
.page-products .products-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(38px, 5.6vw, 64px);
  line-height: 1.08;
  letter-spacing: 0.01em;
  margin: 0 0 18px;
  max-width: 9em;
}
.page-products .products-hero__lead {
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 247, 251, 0.86);
  margin-bottom: 22px;
}
.page-products .products-hero__flags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}
.page-products .products-hero__flags .badge {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--c-white);
}
.page-products .products-hero__flags .badge--orange {
  border-color: var(--c-orange);
  color: var(--c-orange);
  background: rgba(255, 107, 0, 0.12);
}
.page-products .products-hero__flags .badge--green {
  border-color: var(--c-green);
  color: var(--c-green);
  background: rgba(0, 230, 118, 0.12);
}
.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .products-hero__aside {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-content: end;
}
.page-products .products-hero__note {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-gray);
  border-left: 2px solid var(--c-orange);
  padding-left: 12px;
}
.page-products .products-hero__card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-products .products-hero__card--orange {
  border-top: 3px solid var(--c-orange);
}
.page-products .products-hero__card--green {
  border-top: 3px solid var(--c-green);
}
.page-products .products-hero__num {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 28px;
  color: var(--c-white);
}
.page-products .products-hero__card--orange .products-hero__num {
  color: var(--c-orange);
}
.page-products .products-hero__card--green .products-hero__num {
  color: var(--c-green);
}
.page-products .products-hero__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gray);
}

/* ============ 章节标题 ============ */
.page-products .products-functions,
.page-products .products-channels {
  padding: 60px 0 72px;
}
.page-products .products-search,
.page-products .products-coverage {
  padding: 70px 0;
}
.page-products .products-section-head {
  display: grid;
  gap: 12px 30px;
  margin-bottom: 34px;
}
.page-products .products-section-head .chapter-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--c-orange);
}
.page-products .chapter-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--c-orange);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 12px;
}
.page-products .products-section-head__text h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.2;
  margin: 8px 0 0;
  color: var(--c-dark);
}
.page-products .products-section-head__text p {
  color: var(--c-gray);
  font-size: 14px;
  line-height: 1.75;
  margin: 10px 0 0;
  max-width: 40em;
}

/* ============ 核心功能卡片墙 ============ */
.page-products .feature-wall {
  display: grid;
  gap: 20px;
}
.page-products .feature-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 14px;
  box-shadow: 0 10px 26px rgba(10, 31, 68, 0.06);
  transform: perspective(1200px) translateY(0) rotateY(0deg);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.page-products .feature-card:hover,
.page-products .feature-card:focus-visible,
.page-products .feature-card:focus-within {
  transform: perspective(1200px) translateY(-8px) rotateY(-3deg) rotateX(1deg);
  box-shadow: 0 22px 44px rgba(10, 31, 68, 0.14);
  border-color: transparent;
}
.page-products .feature-card--lineup:hover,
.page-products .feature-card--lineup:focus-visible,
.page-products .feature-card--lineup:focus-within {
  transform: perspective(1200px) translateY(-8px) rotateY(3deg) rotateX(1deg);
}
.page-products .feature-card__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--c-deep);
}
.page-products .feature-card__media--square {
  max-width: 220px;
  margin: 0 auto;
}
.page-products .feature-card__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.page-products .feature-card:hover .feature-card__img,
.page-products .feature-card:focus-within .feature-card__img {
  transform: scale(1.05);
}
.page-products .feature-card__ribbon {
  position: absolute;
  top: 14px;
  left: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-white);
  background: var(--c-deep);
  padding: 6px 12px;
  border-radius: 999px;
}
.page-products .feature-card--points .feature-card__ribbon {
  background: var(--c-orange);
}
.page-products .feature-card--lineup .feature-card__ribbon {
  background: var(--c-green-deep);
}
.page-products .feature-card__body {
  padding: 22px 6px 8px;
}
.page-products .feature-card__body h3 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 22px;
  margin: 0 0 8px;
  color: var(--c-dark);
}
.page-products .feature-card__body p {
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-gray);
  margin: 0 0 8px;
}
.page-products .feature-card__detail {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  border-top: 1px dashed var(--c-border);
  transition: max-height 0.5s var(--ease), opacity 0.35s var(--ease), margin 0.4s var(--ease), padding 0.4s var(--ease);
}
.page-products .feature-card:hover .feature-card__detail,
.page-products .feature-card:focus-within .feature-card__detail {
  max-height: 220px;
  opacity: 1;
  margin-top: 14px;
  padding-top: 14px;
}
.page-products .feature-card__meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-green-deep);
  margin-bottom: 12px;
}
.page-products .feature-card--points .feature-card__meta {
  color: var(--c-orange);
}
.page-products .feature-card--lineup .feature-card__meta {
  color: var(--c-deep);
}
.page-products .feature-card__link {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--c-orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}
.page-products .feature-card__link:hover {
  border-color: var(--c-orange);
}

/* ============ 2024秋季版检索 ============ */
.page-products .products-search {
  background: var(--c-deep);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}
.page-products .products-search::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 0, 0.22), transparent 70%);
}
.page-products .products-search::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-orange) 0 72%, var(--c-green) 72% 100%);
}
.page-products .products-search__layout {
  display: grid;
  gap: 34px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.page-products .search-mock {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
  border-top: 6px solid var(--c-orange);
}
.page-products .search-mock__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  background: var(--c-dark);
}
.page-products .search-mock__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-gray);
}
.page-products .search-mock__dot:nth-child(1) {
  background: #FF5F57;
}
.page-products .search-mock__dot:nth-child(2) {
  background: #FEBC2E;
}
.page-products .search-mock__dot:nth-child(3) {
  background: #28C840;
}
.page-products .search-mock__url {
  margin-left: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.04em;
}
.page-products .search-mock__body {
  padding: 18px;
}
.page-products .search-mock__field {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 2px solid var(--c-orange);
  border-radius: 999px;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-dark);
  background: #FFF9F5;
  margin-bottom: 12px;
}
.page-products .search-mock__loop {
  color: var(--c-orange);
  display: inline-flex;
  flex-shrink: 0;
}
.page-products .search-mock__query {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.page-products .search-mock__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.page-products .search-mock__filter {
  border: 1px solid var(--c-border);
  color: var(--c-gray);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 999px;
}
.page-products .search-mock__filter--on {
  border-color: var(--c-green-deep);
  background: rgba(0, 230, 118, 0.1);
  color: var(--c-green-deep);
}
.page-products .search-mock__result {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}
.page-products .products-search__info {
  position: relative;
  z-index: 1;
}
.page-products .products-search__info .chapter-label {
  color: var(--c-orange);
}
.page-products .products-search__info h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.25;
  margin: 16px 0 14px;
  color: var(--c-white);
}
.page-products .products-search__info p {
  font-size: 14px;
  line-height: 1.85;
  color: rgba(244, 247, 251, 0.78);
  margin-bottom: 20px;
}
.page-products .products-search__points {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-products .products-search__points li {
  position: relative;
  padding-left: 22px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(244, 247, 251, 0.9);
}
.page-products .products-search__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 0, 0.2);
}

/* ============ 内容频道 ============ */
.page-products .products-channels {
  background: var(--c-canvas);
}
.page-products .channel-tabs {
  position: relative;
}
.page-products .channel-tabs__legend {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}
.page-products .channel-tabs__input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.page-products .channel-tabs__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}
.page-products .channel-tabs__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  cursor: pointer;
  color: var(--c-gray);
  transition: all 0.3s var(--ease);
}
.page-products .channel-tabs__label:hover {
  border-color: var(--c-soft-orange);
  color: var(--c-orange);
}
.page-products .channel-tabs__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}
.page-products #ch-matchday:checked ~ .channel-tabs__nav label[for="ch-matchday"] {
  background: var(--c-deep);
  border-color: var(--c-deep);
  color: var(--c-white);
}
.page-products #ch-topic:checked ~ .channel-tabs__nav label[for="ch-topic"] {
  background: var(--c-green-deep);
  border-color: var(--c-green-deep);
  color: var(--c-white);
}
.page-products #ch-column:checked ~ .channel-tabs__nav label[for="ch-column"] {
  background: var(--c-orange);
  border-color: var(--c-orange);
  color: var(--c-white);
}
.page-products .channel-tabs__panels {
  display: block;
}
.page-products .channel-tabs__panel {
  display: none;
  background: var(--c-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  padding: 28px 24px 30px;
  box-shadow: 0 16px 32px rgba(10, 31, 68, 0.06);
}
.page-products #ch-matchday:checked ~ .channel-tabs__panels .channel-tabs__panel:nth-of-type(1),
.page-products #ch-topic:checked ~ .channel-tabs__panels .channel-tabs__panel:nth-of-type(2),
.page-products #ch-column:checked ~ .channel-tabs__panels .channel-tabs__panel:nth-of-type(3) {
  display: block;
}
.page-products .channel-panel__icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 107, 0, 0.12);
  color: var(--c-orange);
  margin-bottom: 18px;
}
.page-products .channel-tabs__panel--topic .channel-panel__icon {
  background: rgba(0, 230, 118, 0.14);
  color: var(--c-green-deep);
}
.page-products .channel-tabs__panel--column .channel-panel__icon {
  background: rgba(10, 31, 68, 0.08);
  color: var(--c-deep);
}
.page-products .channel-tabs__panel h3 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 22px;
  margin: 0 0 10px;
  color: var(--c-dark);
}
.page-products .channel-tabs__panel p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-gray);
  margin-bottom: 22px;
  max-width: 42em;
}

/* ============ 服务覆盖 ============ */
.page-products .products-coverage {
  background: linear-gradient(180deg, var(--c-deep) 0%, #0D295C 100%);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}
.page-products .products-coverage::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-orange) 58%, var(--c-green) 58% 100%);
  z-index: 1;
}
.page-products .products-coverage .products-section-head .chapter-label {
  color: var(--c-orange);
}
.page-products .products-coverage .products-section-head__text h2 {
  color: var(--c-white);
}
.page-products .products-coverage .products-section-head__text p {
  color: rgba(244, 247, 251, 0.72);
}
.page-products .coverage-strip {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 10px;
  margin-top: 34px;
}
.page-products .coverage-strip__item {
  flex: 0 0 210px;
  scroll-snap-align: start;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.page-products .coverage-strip__num {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 32px;
  line-height: 1;
  color: var(--c-orange);
}
.page-products .coverage-strip__item:nth-child(even) .coverage-strip__num {
  color: var(--c-green);
}
.page-products .coverage-strip__label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(244, 247, 251, 0.7);
}
.page-products .coverage-band {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 30px;
  min-height: 280px;
  display: flex;
  align-items: flex-end;
}
.page-products .coverage-band__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-products .coverage-band__overlay {
  position: relative;
  z-index: 1;
  padding: 26px 22px;
  background: linear-gradient(180deg, transparent, rgba(10, 31, 68, 0.86));
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.page-products .coverage-band__overlay p {
  flex: 1 1 100%;
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.55;
  color: var(--c-white);
}

/* ============ 响应式断点 ============ */
@media (min-width: 760px) {
  .page-products .products-section-head {
    grid-template-columns: 210px 1fr;
    align-items: start;
  }
  .page-products .products-section-head__text h2 {
    margin-top: 0;
  }
  .page-products .feature-wall {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .feature-card--fav {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 220px 1fr;
    align-items: center;
    gap: 8px 26px;
  }
  .page-products .feature-card--fav .feature-card__media {
    max-width: 100%;
    margin: 0;
  }
  .page-products .feature-card--fav .feature-card__body {
    padding: 12px 10px 10px 0;
  }
  .page-products .coverage-band {
    min-height: 360px;
  }
  .page-products .coverage-band__overlay {
    padding: 32px 30px;
  }
}

@media (min-width: 1024px) {
  .page-products .products-hero__layout {
    grid-template-columns: minmax(0, 1fr) 340px;
    align-items: end;
  }
  .page-products .products-functions,
  .page-products .products-channels {
    padding: 80px 0 96px;
  }
  .page-products .products-search,
  .page-products .products-coverage {
    padding: 88px 0;
  }
  .page-products .products-search__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 56px;
  }
  .page-products .coverage-strip {
    overflow: visible;
    scroll-snap-type: none;
    padding-bottom: 0;
  }
  .page-products .coverage-strip__item {
    flex: 1 1 0;
  }
}