.page-products {
  --qr-size: 132px;
  background: var(--c-navy);
  scroll-behavior: smooth;
}

.page-products section[id] {
  scroll-margin-top: 24px;
}

.page-products .breadcrumbs {
  margin-bottom: 24px;
}

/* ===== 首屏框景：解决方案 Hero ===== */
.page-products .product-hero {
  display: grid;
  gap: 34px;
  align-items: center;
}

.page-products .product-hero__copy {
  display: grid;
  gap: 20px;
}

.page-products .product-hero__lead {
  font-size: clamp(15px, 2vw, 18px);
  max-width: 52ch;
  color: var(--t-2);
  line-height: 1.9;
  margin: 0;
}

.page-products .product-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .product-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 460px;
  margin-top: 10px;
  border-top: 1px solid rgba(201, 169, 97, 0.35);
  border-bottom: 1px solid rgba(201, 169, 97, 0.35);
}

.page-products .product-hero__fact {
  padding: 14px 6px 12px;
  display: grid;
  gap: 2px;
  text-align: left;
}

.page-products .product-hero__fact + .product-hero__fact {
  border-left: 1px solid rgba(201, 169, 97, 0.22);
}

.page-products .product-hero__fact-num {
  font-family: var(--f-display);
  font-size: clamp(18px, 2.2vw, 26px);
  color: var(--c-gold);
  line-height: 1.1;
}

.page-products .product-hero__fact-label {
  font-size: var(--fs-micro);
  letter-spacing: 0.06em;
  color: var(--t-3);
}

.page-products .product-hero__device {
  display: grid;
  justify-items: center;
}

/* ===== 手机设备框 ===== */
.page-products .device-mock {
  width: min(244px, 74vw);
  margin: 0 auto;
  padding: 10px 8px 12px;
  background: linear-gradient(160deg, rgba(18, 51, 102, 0.9), rgba(10, 31, 68, 0.95));
  border: 1px solid rgba(201, 169, 97, 0.55);
  border-radius: 36px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
}

.page-products .device-mock__notch {
  width: 68px;
  height: 5px;
  margin: 0 auto 8px;
  background: var(--c-navy);
  border-radius: 999px;
}

.page-products .device-mock__screen {
  aspect-ratio: 1 / 1.9;
  border-radius: 24px;
  overflow: hidden;
  background: var(--c-rich);
  border: 1px solid rgba(201, 169, 97, 0.3);
}

.page-products .device-mock__screen img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.page-products .device-mock__home-indicator {
  width: 92px;
  height: 4px;
  margin: 10px auto 0;
  background: rgba(245, 241, 232, 0.55);
  border-radius: 999px;
}

/* ===== 功能亮点：密集索引网格 ===== */
.page-products .tag-row {
  margin-top: 28px;
}

.page-products .features-grid {
  display: grid;
  gap: 1px;
  margin-top: 10px;
  background: rgba(201, 169, 97, 0.22);
  border: 1px solid rgba(201, 169, 97, 0.4);
}

.page-products .feature-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "num title tag"
    "num desc desc";
  gap: 4px 14px;
  padding: 26px 20px 28px;
  background: var(--c-rich);
  transition: transform 240ms var(--ease-out), background 240ms;
}

.page-products .feature-card:hover,
.page-products .feature-card:focus-within {
  transform: translateX(5px);
  background: rgba(201, 169, 97, 0.08);
}

.page-products .feature-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--c-gold);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 240ms var(--ease-out);
}

.page-products .feature-card:hover::after,
.page-products .feature-card:focus-within::after {
  transform: scaleY(1);
}

.page-products .feature-card__num {
  grid-area: num;
  font: 12px/1.2 var(--f-mono);
  color: var(--c-gold-bright);
  letter-spacing: 0.04em;
  padding-top: 2px;
}

.page-products .feature-card__tag {
  grid-area: tag;
  font: 10px/1.6 var(--f-mono);
  color: var(--t-3);
  letter-spacing: 0.06em;
  border: 1px solid rgba(245, 241, 232, 0.22);
  border-radius: 999px;
  padding: 0 8px;
  height: 20px;
  white-space: nowrap;
}

.page-products .feature-card h3 {
  grid-area: title;
  margin: 0;
  font-family: var(--f-body);
  font-weight: 700;
  font-size: clamp(16px, 1.8vw, 19px);
  color: var(--t-1);
}

.page-products .feature-card p {
  grid-area: desc;
  margin: 0;
  color: var(--t-2);
  font-size: 13px;
  line-height: 1.75;
  max-width: 52ch;
}

/* ===== 跨设备同步：宽松叙事 ===== */
.page-products .sync-layout {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-products .sync-layout__visual {
  display: grid;
  gap: 14px;
  justify-items: center;
}

.page-products .sync-layout__svg {
  width: 240px;
  max-width: 100%;
  height: auto;
}

.page-products .sync-layout__content h2 {
  color: var(--c-navy);
}

.page-products .sync-layout__lead {
  font-size: clamp(14px, 2vw, 18px);
  color: rgba(10, 31, 68, 0.78);
  line-height: 1.9;
  margin: 0;
}

.page-products .sync-steps {
  list-style: none;
  margin: 28px 0 24px;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-products .sync-steps li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  align-items: start;
}

.page-products .sync-steps__num {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--c-gold);
  color: var(--c-gold);
  font: 13px var(--f-mono);
  border-radius: 999px;
}

.page-products .sync-steps strong {
  display: block;
  color: var(--c-navy);
}

.page-products .sync-steps p {
  margin: 4px 0 0;
  color: rgba(10, 31, 68, 0.66);
}

/* ===== 多场景：横向滚动卡片 ===== */
.page-products .scenario-track {
  display: flex;
  gap: 20px;
  margin-top: 40px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 4px 14px;
}

.page-products .scenario-card {
  flex: 0 0 100%;
  max-width: 480px;
  scroll-snap-align: start;
  background: var(--c-rich);
  border: 1px solid rgba(201, 169, 97, 0.28);
  transition: transform 250ms var(--ease-out);
}

.page-products .scenario-card:hover {
  transform: translateY(-6px);
}

.page-products .scenario-card__media {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), 0 100%);
  margin: 0;
}

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

.page-products .scenario-card__body {
  padding: 18px 20px 26px;
  display: grid;
  gap: 8px;
}

.page-products .scenario-card__label {
  font: 11px/1.4 var(--f-mono);
  letter-spacing: 0.1em;
  color: var(--c-gold);
  text-transform: uppercase;
}

.page-products .scenario-card h3 {
  margin: 0;
}

.page-products .scenario-card p {
  margin: 0;
  color: var(--t-2);
  font-size: 13px;
  line-height: 1.8;
}

.page-products .scenario-extra {
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid rgba(201, 169, 97, 0.3);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.page-products .scenario-extra p {
  max-width: 62ch;
  margin: 0;
  color: var(--t-2);
  font-size: 13px;
}

/* ===== 性能与更新 ===== */
.page-products .perf-layout {
  display: grid;
  gap: 44px;
  align-items: start;
}

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

.page-products .perf-layout__lead {
  max-width: 60ch;
  color: var(--t-2);
  margin: 0;
}

.page-products .perf-visual {
  display: grid;
  gap: 18px;
  margin-top: 8px;
}

.page-products .perf-visual__stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-products .perf-visual__stat strong {
  font: clamp(36px, 6vw, 56px) var(--f-display);
  color: var(--c-gold-bright);
  line-height: 1;
}

.page-products .perf-visual__stat span {
  font-size: 13px;
  color: var(--t-2);
}

.page-products .perf-visual .image-frame {
  border: 1px solid rgba(201, 169, 97, 0.3);
}

.page-products .perf-layout__items {
  display: grid;
  gap: 1px;
  background: rgba(201, 169, 97, 0.22);
}

.page-products .perf-item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "ver title"
    "ver desc";
  gap: 4px 16px;
  padding: 20px 18px;
  background: var(--c-rich);
  transition: background 200ms;
}

.page-products .perf-item:hover {
  background: rgba(201, 169, 97, 0.07);
}

.page-products .perf-item__ver {
  grid-area: ver;
  font: 11px/1.8 var(--f-mono);
  color: var(--c-gold);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 0.1em;
}

.page-products .perf-item h3 {
  grid-area: title;
  margin: 0;
  font-size: 16px;
}

.page-products .perf-item p {
  grid-area: desc;
  margin: 0;
  color: var(--t-2);
  font-size: 13px;
  line-height: 1.7;
}

/* ===== 下载与应用商店：强对比色块 ===== */
.page-products .download-panel {
  display: grid;
  gap: 34px;
  padding: clamp(24px, 5vw, 52px);
  background: linear-gradient(135deg, var(--c-wine) 0%, rgba(58, 42, 93, 0.9) 100%);
  border: 1px solid rgba(201, 169, 97, 0.5);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.25);
}

.page-products .download-panel__copy {
  display: grid;
  gap: 18px;
  justify-items: start;
}

.page-products .download-panel__lead {
  max-width: 58ch;
  color: var(--t-2);
  margin: 0;
}

.page-products .download-panel__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .download-panel__note {
  max-width: 62ch;
  color: var(--t-2);
  font-size: 13px;
  margin: 0;
}

.page-products .download-panel__buttons {
  display: grid;
  gap: 12px;
  width: min(360px, 100%);
}

.page-products .download-panel__trust {
  font-size: 12px;
  color: var(--t-3);
  border-left: 2px solid var(--c-gold);
  padding-left: 12px;
  max-width: 56ch;
  margin: 0;
}

.page-products .download-panel__contact {
  margin-top: 4px;
}

.page-products .download-panel__qr {
  justify-self: center;
}

.page-products .qr-card {
  background: var(--c-cream);
  padding: 20px;
  border-radius: 12px;
  display: grid;
  justify-items: center;
  gap: 14px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.3);
}

.page-products .qr-card__label {
  font: 12px/1 var(--f-mono);
  color: var(--c-wine);
  letter-spacing: 0.06em;
}

.page-products .qr-chip {
  position: relative;
  width: var(--qr-size);
  height: var(--qr-size);
  background-color: var(--c-cream);
  background-image:
    linear-gradient(to right, rgba(10, 31, 68, 0.2) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10, 31, 68, 0.2) 1px, transparent 1px);
  background-size: 16px 16px;
  border: 1px solid rgba(10, 31, 68, 0.2);
}

.page-products .qr-chip::before,
.page-products .qr-chip::after,
.page-products .qr-chip i {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  background: var(--c-navy);
  box-shadow: 0 0 0 3px var(--c-cream), 0 0 0 5px rgba(10, 31, 68, 0.85);
}

.page-products .qr-chip::before {
  top: 8px;
  left: 8px;
}

.page-products .qr-chip::after {
  bottom: 8px;
  right: 8px;
}

.page-products .qr-chip i {
  top: 8px;
  right: 8px;
}

/* ===== 同步数据点动画 ===== */
@media (prefers-reduced-motion: no-preference) {
  .page-products .sync-dot {
    animation: pageProductsSyncPulse 2.4s var(--ease-out) infinite;
    transform-box: fill-box;
    transform-origin: center;
  }

  .page-products .sync-dot--2 {
    animation-delay: 1.2s;
  }
}

@keyframes pageProductsSyncPulse {
  0%, 100% {
    opacity: 0.55;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.35);
  }
}

/* ===== 响应式布局：桌面端 ===== */
@media (min-width: 720px) {
  .page-products .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .scenario-card {
    flex-basis: calc(50% - 10px);
  }

  .page-products .sync-layout__visual {
    justify-items: start;
  }
}

@media (min-width: 960px) {
  .page-products .product-hero {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
  }

  .page-products .sync-layout {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 56px;
    max-width: 1120px;
  }

  .page-products .perf-layout {
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
  }

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

  .page-products .download-panel__qr {
    justify-self: end;
  }
}

@media (min-width: 1200px) {
  .page-products .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}