.page-products {
  --pd-radius: 6px;
  --pd-border: rgba(11, 42, 74, 0.12);
  --pd-deep-extra: #071D33;
  --pd-gold-soft: #FEF6D8;
  --pd-red-soft: #FDEBEC;
  --pd-card-shadow: 0 6px 20px rgba(11, 42, 74, 0.08);
  margin: 0;
  background: var(--c-white);
}

/* ===== 面包屑 ===== */
.page-products .products-breadcrumb {
  background: var(--pd-deep-extra);
  padding: 12px 0;
}

.page-products .products-breadcrumb__inner {
  display: flex;
  align-items: center;
}

.page-products .products-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--f-body);
  font-size: 14px;
}

.page-products .products-breadcrumb__link {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.page-products .products-breadcrumb__link:hover {
  border-color: var(--c-gold);
}

.page-products .products-breadcrumb__current {
  color: rgba(255, 255, 255, 0.7);
}

.page-products .products-breadcrumb__item + .products-breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== Hero ===== */
.page-products .products-hero {
  background: var(--c-deep);
  color: var(--c-white);
  padding: 64px 0 72px;
  position: relative;
  overflow: hidden;
}

.page-products .products-hero__pattern {
  position: absolute;
  right: -80px;
  top: -80px;
  width: 360px;
  height: 360px;
  background: linear-gradient(135deg, transparent 42%, var(--c-gold) 42% 58%, transparent 58%);
  opacity: 0.22;
  pointer-events: none;
}

.page-products .products-hero__inner {
  display: grid;
  gap: 40px;
  position: relative;
  z-index: 1;
}

.page-products .products-hero__content {
  max-width: 640px;
}

.page-products .products-hero__eyebrow {
  font-family: var(--f-title);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin: 0 0 14px;
}

.page-products .products-hero__title {
  font-family: var(--f-title);
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1.02;
  margin: 0 0 20px;
  text-transform: uppercase;
  position: relative;
}

.page-products .products-hero__title::after {
  content: "";
  display: block;
  width: 64px;
  height: 4px;
  background: var(--c-gold);
  margin-top: 14px;
}

.page-products .products-hero__lead {
  font-family: var(--f-body);
  font-size: 19px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 28px;
  max-width: 520px;
}

.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
}

.page-products .products-hero__anchor {
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--f-body);
  font-size: 16px;
  text-decoration: none;
  border-bottom: 1px solid rgba(230, 180, 0, 0.6);
  padding-bottom: 3px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-products .products-hero__anchor:hover {
  color: var(--c-gold);
  border-color: var(--c-gold);
}

.page-products .products-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding-top: 28px;
  align-self: end;
}

.page-products .products-hero__stat {
  padding: 6px 4px 6px 14px;
  border-left: 2px solid var(--c-gold);
}

.page-products .products-hero__stat .stat-number {
  font-family: var(--f-title);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.1;
  color: var(--c-gold);
  display: block;
}

.page-products .products-hero__stat .stat-label {
  font-family: var(--f-body);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  display: block;
  margin-top: 6px;
}

/* ===== 通用标题点缀 ===== */
.page-products .products-kicker {
  font-family: var(--f-title);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-orange);
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-products .products-kicker::before {
  content: "";
  width: 18px;
  height: 4px;
  background: var(--c-orange);
  flex-shrink: 0;
}

.page-products .products-kicker--light {
  color: var(--c-gold);
}

.page-products .products-kicker--light::before {
  background: var(--c-gold);
}

/* ===== 功能矩阵 ===== */
.page-products .products-matrix {
  background: var(--c-paper);
  padding: 72px 0;
}

.page-products .products-matrix__heading {
  margin-bottom: 40px;
}

.page-products .products-matrix__heading h2,
.page-products .products-guarantee__heading h2,
.page-products .products-devices__heading h2,
.page-products .products-auth__heading h2 {
  font-family: var(--f-title);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.1;
  margin: 0 0 12px;
  text-transform: uppercase;
}

.page-products .products-matrix__intro {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.7;
  color: #55606E;
  max-width: 520px;
  margin: 0;
}

.page-products .products-matrix__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

/* 卡片 */
.page-products .product-card {
  height: 400px;
  perspective: 1200px;
}

.page-products .product-card__flip {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
  transform-style: preserve-3d;
  cursor: default;
}

.page-products .product-card:hover .product-card__flip,
.page-products .product-card__flip:focus-visible {
  transform: rotateY(180deg);
}

.page-products .product-card__face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--pd-radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  background: var(--c-white);
  border: 1px solid var(--pd-border);
  box-shadow: var(--pd-card-shadow);
  overflow: hidden;
}

.page-products .product-card__face--front {
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-products .product-card:hover .product-card__face--front {
  border-color: var(--c-gold);
}

.page-products .product-card__face--back {
  transform: rotateY(180deg);
  background: var(--c-deep);
  color: var(--c-white);
  justify-content: center;
  align-items: flex-start;
}

.page-products .product-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.page-products .product-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-deep);
  color: var(--c-gold);
  flex-shrink: 0;
}

.page-products .product-card--score .product-card__icon {
  background: var(--pd-red-soft);
  color: var(--c-red);
}

.page-products .product-card--report .product-card__icon {
  background: var(--pd-gold-soft);
  color: var(--c-gold);
}

.page-products .product-card--stats .product-card__icon {
  background: #FFF0E0;
  color: var(--c-orange);
}

.page-products .product-card--replay .product-card__icon {
  background: #EAF0F7;
  color: var(--c-deep-2);
}

.page-products .product-card--alert .product-card__icon {
  background: var(--pd-red-soft);
  color: var(--c-red);
}

.page-products .product-card--synced .product-card__icon {
  background: var(--pd-gold-soft);
  color: var(--c-gold);
}

.page-products .product-card__title {
  font-family: var(--f-title);
  font-size: 22px;
  line-height: 1.2;
  color: var(--c-deep);
  margin: 0 0 10px;
}

.page-products .product-card__media {
  height: 120px;
  border-radius: 4px;
  overflow: hidden;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #F0EDE6, #E6E1D6);
  flex-shrink: 0;
}

.page-products .product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products .product-card__media--plain {
  color: var(--c-deep-2);
  background: linear-gradient(135deg, #EAF0F7, #DCE6F0);
}

.page-products .product-card--alert .product-card__media--plain {
  background: linear-gradient(135deg, #FDE8E8, #F7D2D2);
  color: var(--c-red);
}

.page-products .product-card--synced .product-card__media--plain {
  background: linear-gradient(135deg, #FEF3D4, #FAE6A8);
  color: var(--c-gold);
}

.page-products .product-card__desc {
  font-family: var(--f-body);
  font-size: 14.5px;
  line-height: 1.65;
  color: #445;
  margin: 0;
  flex-grow: 1;
}

.page-products .product-card__back-title {
  font-family: var(--f-title);
  font-size: 20px;
  margin: 0 0 16px;
  color: var(--c-gold);
}

.page-products .product-card__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .product-card__list li {
  font-family: var(--f-body);
  font-size: 14.5px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.88);
  padding-left: 22px;
  position: relative;
}

.page-products .product-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--c-gold);
  transform: rotate(45deg);
}

/* ===== 体验保障 ===== */
.page-products .products-guarantee {
  background: var(--c-deep);
  color: var(--c-white);
  padding: 80px 0;
}

.page-products .products-guarantee__heading {
  margin-bottom: 44px;
}

.page-products .products-guarantee__heading h2 {
  color: var(--c-white);
}

.page-products .products-guarantee__wrap {
  display: grid;
  gap: 40px;
}

.page-products .products-guarantee__copy {
  max-width: 600px;
}

.page-products .products-guarantee__title {
  font-family: var(--f-title);
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.3;
  margin: 0 0 18px;
  color: var(--c-white);
}

.page-products .products-guarantee__text {
  font-family: var(--f-body);
  font-size: 16.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 16px;
}

.page-products .products-guarantee__copy .btn {
  margin-top: 8px;
}

.page-products .products-guarantee__compare {
  display: grid;
  gap: 16px;
}

.page-products .compare-panel {
  background: var(--c-white);
  border-radius: var(--pd-radius);
  padding: 24px;
  border-left: 4px solid var(--c-red);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.page-products .compare-panel--after {
  border-left-color: var(--c-gold);
  background: var(--pd-gold-soft);
}

.page-products .compare-panel__title {
  font-family: var(--f-title);
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--c-red);
  margin: 0 0 14px;
}

.page-products .compare-panel--after .compare-panel__title {
  color: var(--c-deep);
}

.page-products .compare-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .compare-panel__list li {
  font-family: var(--f-body);
  font-size: 14.5px;
  line-height: 1.55;
  color: #445;
  padding-left: 20px;
  position: relative;
}

.page-products .compare-panel__list li::before {
  content: "×";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--c-red);
  font-weight: bold;
}

.page-products .compare-panel--after .compare-panel__list li::before {
  content: "✓";
  color: var(--c-gold);
}

/* ===== 适配说明 ===== */
.page-products .products-devices {
  background: var(--c-white);
  padding: 80px 0;
}

.page-products .products-devices__heading {
  margin-bottom: 40px;
}

.page-products .products-devices__intro {
  font-family: var(--f-body);
  font-size: 16px;
  color: #55606E;
  max-width: 560px;
  margin: 0;
}

.page-products .products-devices__wrap {
  display: grid;
  gap: 40px;
}

.page-products .products-devices__visual img {
  width: 100%;
  height: auto;
  border-radius: var(--pd-radius);
  box-shadow: var(--pd-card-shadow);
  display: block;
}

.page-products .products-devices__list {
  display: grid;
  gap: 18px;
}

.page-products .device-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--c-paper);
  border-radius: var(--pd-radius);
  padding: 20px;
  border: 1px solid var(--pd-border);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-products .device-item:hover {
  border-color: var(--c-gold);
  transform: translateY(-2px);
}

.page-products .device-item__icon {
  flex-shrink: 0;
  display: block;
  border: 2px solid var(--c-deep);
  position: relative;
  margin-top: 5px;
}

.page-products .device-item__icon--desktop {
  width: 30px;
  height: 20px;
  border-radius: 3px;
}

.page-products .device-item__icon--desktop::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 4px;
  background: var(--c-deep);
  border-radius: 0 0 2px 2px;
}

.page-products .device-item__icon--phone {
  width: 13px;
  height: 24px;
  border-radius: 4px;
}

.page-products .device-item__icon--phone::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 3px;
  background: var(--c-deep);
  border-radius: 2px;
}

.page-products .device-item__icon--tablet {
  width: 19px;
  height: 26px;
  border-radius: 4px;
}

.page-products .device-item__icon--tablet::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 5px;
  height: 4px;
  background: var(--c-deep);
  border-radius: 2px;
}

.page-products .device-item__title {
  font-family: var(--f-title);
  font-size: 17px;
  color: var(--c-deep);
  margin: 0 0 6px;
}

.page-products .device-item__text {
  font-family: var(--f-body);
  font-size: 14.5px;
  line-height: 1.65;
  color: #445;
  margin: 0;
}

/* ===== 注册登录 ===== */
.page-products .products-auth {
  background: var(--c-deep-2);
  color: var(--c-white);
  padding: 80px 0;
}

.page-products .products-auth__heading {
  margin-bottom: 44px;
}

.page-products .products-auth__heading h2 {
  color: var(--c-white);
}

.page-products .products-auth__wrap {
  display: grid;
  gap: 40px;
}

.page-products .products-auth__visual {
  position: relative;
  padding: 32px 0 0 32px;
}

.page-products .products-auth__img {
  width: 100%;
  height: auto;
  border-radius: var(--pd-radius);
  display: block;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.page-products .auth-panel {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  width: 190px;
  background: var(--c-white);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.28);
  border-top: 4px solid var(--c-gold);
}

.page-products .auth-panel__brand {
  font-family: var(--f-title);
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--c-deep);
  text-align: center;
  margin-bottom: 16px;
}

.page-products .auth-panel__field {
  height: 34px;
  background: var(--c-paper);
  border: 1px solid var(--pd-border);
  border-radius: 4px;
  margin-bottom: 10px;
}

.page-products .auth-panel__button {
  height: 34px;
  background: var(--c-gold);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-deep);
  font-family: var(--f-title);
  font-size: 13px;
  letter-spacing: 0.12em;
}

.page-products .products-auth__info {
  max-width: 600px;
}

.page-products .products-auth__title {
  font-family: var(--f-title);
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.3;
  margin: 0 0 16px;
  color: var(--c-white);
}

.page-products .products-auth__text {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 18px;
}

.page-products .products-auth__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .products-auth__list li {
  font-family: var(--f-body);
  font-size: 15px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  padding-left: 26px;
  position: relative;
}

.page-products .products-auth__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--c-gold);
  border-radius: 2px;
  transform: rotate(45deg);
}

.page-products .products-auth__note {
  font-family: var(--f-body);
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-top: 16px;
}

.page-products .products-auth__link {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(230, 180, 0, 0.4);
  transition: border-color 0.2s ease;
}

.page-products .products-auth__link:hover {
  border-color: var(--c-gold);
}

/* ===== 底部提示 ===== */
.page-products .products-notice {
  background: var(--c-paper);
  padding: 28px 0;
}

.page-products .products-notice__inner {
  max-width: 880px;
}

.page-products .products-notice__text {
  font-family: var(--f-body);
  font-size: 14px;
  line-height: 1.7;
  color: #667;
  margin: 0;
}

.page-products .products-notice__link {
  color: var(--c-deep);
  font-weight: bold;
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 42, 74, 0.4);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-products .products-notice__link:hover {
  color: var(--c-gold);
  border-color: var(--c-gold);
}

/* ===== 媒体查询 ===== */
@media (min-width: 768px) {
  .page-products .products-hero {
    padding: 80px 0 88px;
  }

  .page-products .products-hero__inner {
    grid-template-columns: 1.4fr 1fr;
    gap: 32px;
    align-items: end;
  }

  .page-products .products-matrix__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
  }

  .page-products .products-guarantee__wrap {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 48px;
  }

  .page-products .products-guarantee__compare {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .products-devices__wrap {
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
    gap: 48px;
  }

  .page-products .products-auth__wrap {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 48px;
  }

  .page-products .products-auth__visual {
    padding: 44px 0 0 44px;
  }

  .page-products .auth-panel {
    width: 220px;
    padding: 24px;
  }
}

@media (min-width: 1024px) {
  .page-products .products-matrix__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .products-devices__visual {
    order: 1;
  }

  .page-products .products-devices__list {
    order: 2;
  }
}