.page-products {
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

/* ===== 页面头部 ===== */
.page-products__head {
  position: relative;
  padding: 2rem 0 0;
  background: var(--paper);
  overflow: hidden;
}

.page-products__head::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: 72px solid var(--orange);
  border-left: 72px solid transparent;
}

.page-products__head .breadcrumbs {
  margin-bottom: 1.5rem;
}

.page-products__hero-figure {
  margin: 2.5rem 0 0;
  background: var(--white);
  border: 1px solid var(--gray-light);
  padding: 0.5rem;
  box-shadow: 0 12px 32px rgba(17, 17, 17, 0.08);
  transform: rotate(-0.5deg);
}

.page-products__hero-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== 主布局：索引 + 内容流 ===== */
.page-products__layout {
  padding-top: 1.5rem;
  padding-bottom: 3rem;
}

.page-products__flow {
  min-width: 0;
}

@media (min-width: 900px) {
  .page-products__layout {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 3rem;
    padding-top: 2.5rem;
    padding-bottom: 4rem;
  }
}

/* ===== 左侧索引 ===== */
.page-products__index {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--gray-light);
}

.page-products__index-title {
  display: block;
  width: 100%;
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-bottom: 0.25rem;
}

.page-products__index-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  min-height: 44px;
  font-size: 0.875rem;
  color: var(--gray-mid);
  text-decoration: none;
  padding: 0.5rem 0.875rem;
  border: 1px solid var(--gray-light);
  background: transparent;
  transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out), background-color 0.2s var(--ease-out);
}

.page-products__index-link span {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--orange);
}

.page-products__index-link:hover,
.page-products__index-link:focus {
  color: var(--ink);
  border-color: var(--orange);
  background: var(--white);
}

@media (min-width: 900px) {
  .page-products__index {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0;
    border-bottom: 0;
    border-left: 1px solid var(--gray-light);
    align-self: start;
  }

  .page-products__index-title {
    padding-left: 1.25rem;
    margin-bottom: 0.75rem;
  }

  .page-products__index-link {
    border: 0;
    border-radius: 0;
    padding: 0.5rem 0 0.5rem 1.25rem;
    border-left: 2px solid transparent;
    background: transparent;
    min-height: 40px;
  }

  .page-products__index-link:hover,
  .page-products__index-link:focus {
    border-left-color: var(--orange);
    background: transparent;
    color: var(--ink);
  }
}

/* ===== 01 产品家族 ===== */
.page-products__family {
  padding-top: 3rem;
}

.page-products__family-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .page-products__family-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

@media (min-width: 900px) {
  .page-products__family-grid {
    gap: 1.5rem;
  }
}

.page-products__family-item {
  position: relative;
  background: var(--white);
  border-top: 4px solid var(--ink);
  padding: 1.75rem 1.5rem 1.5rem;
  transition: border-color 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.page-products__family-item:hover {
  border-top-color: var(--orange);
  transform: translateY(-4px);
}

.page-products__family-item--app {
  border-top-color: var(--orange);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-products__family-item h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0.75rem 0 0.5rem;
}

.page-products__family-item p {
  font-size: 0.875rem;
  color: var(--gray-mid);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.page-products__family-item ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products__family-item li {
  position: relative;
  padding: 0.375rem 0 0.375rem 1.125rem;
  font-size: 0.8125rem;
  color: var(--text-main);
  border-bottom: 1px dashed var(--gray-light);
}

.page-products__family-item li:last-child {
  border-bottom: 0;
}

.page-products__family-item li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 6px;
  height: 6px;
  background: var(--orange);
  transform: rotate(45deg);
}

.page-products__family-more {
  margin-top: 2rem;
  font-size: 0.8125rem;
  color: var(--gray-mid);
}

.page-products__family-more a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.2s var(--ease-out);
}

.page-products__family-more a:hover {
  color: var(--orange);
}

/* ===== 02 核心功能 ===== */
.page-products__features {
  padding-top: 3.5rem;
}

.page-products__features-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

@media (min-width: 900px) {
  .page-products__features-wrap {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 3rem;
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-products__features-wrap {
    grid-template-columns: minmax(0, 1fr) 340px;
  }
}

.page-products__feature {
  position: relative;
  padding: 1.5rem 0 1.5rem 3rem;
  border-bottom: 1px solid var(--gray-light);
}

.page-products__feature-num {
  position: absolute;
  left: 0;
  top: 1.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.08em;
}

.page-products__feature h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 0.375rem;
}

.page-products__feature p {
  font-size: 0.875rem;
  color: var(--text-main);
  margin: 0;
  max-width: 54ch;
  line-height: 1.7;
}

.page-products__phone-figure {
  margin: 0;
  background: var(--white);
  border: 1px solid var(--gray-light);
  padding: 0.75rem;
  transform: rotate(1.5deg);
  position: relative;
  box-shadow: 8px 8px 0 rgba(10, 37, 64, 0.08);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-products__phone-figure:hover {
  transform: rotate(0deg) translateY(-4px);
  box-shadow: 12px 12px 0 rgba(10, 37, 64, 0.12);
}

.page-products__phone-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products__phone-figure figcaption {
  padding: 0.625rem 0.25rem 0;
  font-size: 0.75rem;
  color: var(--gray-mid);
  letter-spacing: 0.04em;
  text-align: center;
}

.page-products__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--gray-light);
  border: 1px solid var(--gray-light);
  margin-top: 3rem;
}

@media (min-width: 700px) {
  .page-products__stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

.page-products__stat {
  text-align: center;
  padding: 1.75rem 1rem;
  background: var(--white);
}

.page-products__stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1.1;
}

.page-products__stat-label {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: var(--gray-mid);
  letter-spacing: 0.08em;
}

.page-products__growth-figure {
  margin: 1.5rem 0 0;
  background: var(--white);
  border: 1px solid var(--gray-light);
  padding: 0.75rem;
}

.page-products__growth-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products__growth-figure figcaption {
  margin-top: 0.625rem;
  font-size: 0.75rem;
  color: var(--gray-mid);
  text-align: right;
}

/* ===== 03 优化亮点（深蓝区块） ===== */
.page-products__performance {
  position: relative;
  overflow: hidden;
  background: var(--blue);
  color: #FFFFFF;
  margin: 3rem 0 0;
  padding: 3rem 1.5rem;
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
}

.page-products__performance::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 180px;
  height: 180px;
  background: var(--orange);
  opacity: 0.12;
  transform: rotate(12deg);
}

.page-products__performance .section-label {
  color: rgba(255, 255, 255, 0.65);
}

.page-products__performance .section-title {
  color: #FFFFFF;
}

.page-products__performance .section-lede {
  color: rgba(255, 255, 255, 0.72);
}

.page-products__performance-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2.5rem;
}

@media (min-width: 900px) {
  .page-products__performance-main {
    grid-template-columns: 320px minmax(0, 1fr);
    align-items: center;
    gap: 2.5rem;
  }
}

.page-products__performance-highlight {
  position: relative;
  z-index: 1;
}

.page-products__performance-num {
  display: block;
  font-size: 5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-products__performance-num span {
  font-size: 2rem;
  vertical-align: top;
  margin-left: 0.125rem;
}

.page-products__performance-highlight p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.72);
  margin: 0.75rem 0 0;
  line-height: 1.6;
}

.page-products__speed-figure {
  position: relative;
  z-index: 1;
  margin: 0;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.75rem;
}

.page-products__speed-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products__speed-figure figcaption {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: right;
}

.page-products__perf-points {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

@media (min-width: 700px) {
  .page-products__perf-points {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

.page-products__perf-points h3 {
  font-size: 0.875rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: #FFFFFF;
  position: relative;
  padding-left: 1.125rem;
}

.page-products__perf-points h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.375rem;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--orange);
  transform: rotate(45deg);
}

.page-products__perf-points p {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.68);
  margin: 0;
  line-height: 1.7;
}

/* ===== 04 下载入口 ===== */
.page-products__download {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.page-products__download-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 900px) {
  .page-products__download-inner {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 3rem;
  }
}

.page-products__download-copy h2 {
  font-size: 1.75rem;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 0.75rem 0 1rem;
  color: var(--ink);
}

.page-products__download-copy p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-main);
}

.page-products__download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
}

.page-products__btn-large {
  min-height: 48px;
  padding: 0.875rem 1.75rem;
  font-size: 0.9375rem;
  letter-spacing: 0.06em;
}

.page-products__download-action-group {
  position: relative;
  display: inline-flex;
}

.page-products__download-tip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--ink);
  color: #FFFFFF;
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}

.page-products__download-action-group:hover .page-products__download-tip,
.page-products__download-action-group:focus-within .page-products__download-tip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.page-products__qr-figure {
  margin: 0;
  background: var(--white);
  padding: 1rem;
  border: 1px solid var(--gray-light);
  transform: rotate(1deg);
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.page-products__qr-figure:hover {
  transform: rotate(0deg) translateY(-4px);
  border-color: var(--orange);
}

.page-products__qr-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products__qr-figure figcaption {
  margin-top: 0.625rem;
  font-size: 0.75rem;
  text-align: center;
  color: var(--gray-mid);
  letter-spacing: 0.04em;
}

.page-products__download-note {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--gray-light);
  font-size: 0.8125rem;
  color: var(--gray-mid);
  line-height: 1.8;
}

.page-products__download-note a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.2s var(--ease-out);
}

.page-products__download-note a:hover {
  color: var(--orange);
}