.page-products {
  --product-shadow: rgba(27, 67, 50, 0.12);
  --product-shadow-deep: rgba(27, 67, 50, 0.22);
  --product-line: rgba(45, 106, 79, 0.18);
}

/* ===== Hero ===== */
.page-products .products-hero {
  background: linear-gradient(140deg, var(--green-deep) 0%, var(--green) 78%, var(--green-deep) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
  padding: var(--space-md);
  padding-top: var(--space-md);
}

.page-products .products-hero-wrap {
  position: relative;
  z-index: 2;
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  z-index: 1;
  pointer-events: none;
}

.page-products .products-hero::after {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  bottom: -48px;
  height: 96px;
  background: var(--white);
  transform: rotate(1.6deg);
  z-index: 1;
  pointer-events: none;
}

.page-products .products-hero-crumbs {
  position: relative;
  z-index: 2;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: var(--space-lg);
  font-size: 0.9rem;
}

.page-products .products-hero-crumbs a {
  color: var(--green-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(216, 243, 220, 0.45);
  transition: border-color 0.2s ease;
}

.page-products .products-hero-crumbs a:hover {
  border-bottom-color: var(--orange);
}

.page-products .products-hero-crumbs .breadcrumbs-sep {
  color: rgba(255, 255, 255, 0.5);
  margin: 0 6px;
}

.page-products .products-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
  padding-bottom: var(--space-xl);
}

.page-products .products-hero-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  align-items: center;
  margin-bottom: var(--space-md);
}

.page-products .products-hero-sys {
  font-family: var(--font-data);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--green-light);
  border: 1px solid rgba(216, 243, 220, 0.4);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.page-products .products-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.2rem, 7vw, 4.2rem);
  line-height: 1.08;
  letter-spacing: 0.02em;
  margin: 0 0 var(--space-xs);
}

.page-products .products-hero-subtitle {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  color: var(--orange);
  margin: 0 0 var(--space-md);
}

.page-products .products-hero-desc {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 560px;
  margin: 0;
}

.page-products .products-hero-times {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-lg);
}

.page-products .products-hero-times .data-fig {
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: var(--white);
  padding: 7px 13px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.page-products .products-hero-times .data-fig::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  flex-shrink: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .page-products .products-hero-times .data-fig::before {
    animation: products-blink 2.4s ease-in-out infinite;
  }
}

.page-products .products-hero-times-label {
  color: var(--green-light);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  margin-left: var(--space-xs);
}

.page-products .products-hero-art {
  position: relative;
  margin-bottom: var(--space-md);
}

.page-products .products-hero-img {
  background: var(--green-light);
  padding: var(--space-sm);
  transform: rotate(2deg);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 20px 46px rgba(0, 0, 0, 0.35);
}

.page-products .products-hero-img::before {
  content: "";
  position: absolute;
  inset: -10px;
  border: 1px dashed rgba(255, 255, 255, 0.23);
  transform: translate(-8px, 8px);
  z-index: -1;
}

.page-products .products-hero-img img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .products-hero-note {
  position: absolute;
  right: 6px;
  bottom: -18px;
  background: var(--orange);
  color: var(--white);
  padding: 10px 16px;
  transform: rotate(-2deg);
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.22);
  line-height: 1.3;
  z-index: 3;
}

.page-products .products-hero-note .data-fig {
  font-size: 1.3rem;
  font-weight: 700;
  display: block;
}

.page-products .products-hero-note em {
  font-style: normal;
  font-size: 0.82rem;
  font-family: var(--font-body);
  font-weight: 400;
}

/* ===== 核心功能 ===== */
.page-products .products-features {
  background: var(--white);
  padding: var(--space-xl) 0 var(--space-2xl);
}

.page-products .products-features-heading {
  max-width: 720px;
  margin-bottom: var(--space-lg);
}

.page-products .products-tablist {
  display: flex;
  gap: var(--space-xs);
  border-bottom: 2px solid var(--green-light);
  margin-bottom: var(--space-lg);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-products .products-tablist::-webkit-scrollbar {
  display: none;
}

.page-products .products-tab-btn {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  white-space: nowrap;
  background: none;
  border: 0;
  border-bottom: 3px solid transparent;
  padding: 10px 14px 14px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--green);
  cursor: pointer;
  margin-bottom: -2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-products .products-tab-btn .products-tab-num {
  font-size: 0.78rem;
  color: var(--orange);
  font-weight: 700;
}

.page-products .products-tab-btn:hover {
  color: var(--green-deep);
}

.page-products .products-tab-btn[aria-selected="true"] {
  color: var(--green-deep);
  border-bottom-color: var(--orange);
}

.page-products .products-tabpanel[hidden] {
  display: none;
}

.page-products .products-tabpanel:not([hidden]) {
  animation: products-fade-up 0.32s ease both;
}

.page-products .products-tab-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.page-products .products-tab-copy h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--green-deep);
  margin: 0 0 var(--space-sm);
}

.page-products .products-tab-copy > p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ink);
  margin: 0;
  max-width: 560px;
}

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

.page-products .products-tab-list li {
  padding-left: 22px;
  position: relative;
  color: var(--ink);
  line-height: 1.6;
  font-size: 0.95rem;
}

.page-products .products-tab-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 12px;
  height: 2px;
  background: var(--orange);
}

.page-products .products-tab-media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--green-light);
  box-shadow: 8px 8px 0 var(--product-shadow);
}

.page-products .products-memory-card {
  background: var(--green-deep);
  color: var(--white);
  padding: var(--space-lg);
  border: 1px solid var(--green);
  box-shadow: 8px 8px 0 rgba(231, 111, 81, 0.35);
  display: grid;
  gap: 10px;
  min-height: 220px;
  align-content: center;
}

.page-products .products-memory-label {
  font-size: 0.75rem;
  color: var(--green-light);
  letter-spacing: 0.08em;
}

.page-products .products-memory-league {
  font-size: 1.3rem;
  font-weight: 700;
  font-family: var(--font-head);
}

.page-products .products-memory-sort {
  color: var(--orange);
  font-size: 1rem;
}

.page-products .products-memory-tip {
  display: inline-block;
  align-self: start;
  background: var(--orange);
  color: var(--white);
  padding: 4px 10px;
  font-size: 0.8rem;
  border-radius: 2px;
  letter-spacing: 0.05em;
}

/* ===== 注册与下载 ===== */
.page-products .products-download {
  background: var(--green-light);
  padding: var(--space-xl) 0;
}

.page-products .products-download-heading {
  max-width: 720px;
}

.page-products .products-download-heading p:last-child {
  margin-bottom: 0;
}

.page-products .products-download-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.page-products .products-step {
  position: relative;
  padding: var(--space-lg);
  background: var(--white);
  border: 1px solid var(--product-line);
  box-shadow: 6px 6px 0 var(--product-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .page-products .products-step:hover {
    transform: translateY(-4px);
    box-shadow: 10px 10px 0 var(--product-shadow);
  }
}

.page-products .products-step-num {
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--green);
  opacity: 0.3;
  line-height: 1;
  display: block;
  margin-bottom: var(--space-sm);
  font-family: var(--font-data);
}

.page-products .products-step h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--green-deep);
  margin: 0 0 var(--space-xs);
}

.page-products .products-step p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ink);
  margin: 0;
}

.page-products .products-download-help {
  margin: var(--space-lg) 0 0;
  font-size: 0.9rem;
  color: var(--green-deep);
  text-align: center;
}

.page-products .products-download-help a {
  color: var(--green-deep);
  font-weight: 700;
  text-underline-offset: 4px;
  text-decoration-thickness: 2px;
  text-decoration-color: var(--orange);
}

/* ===== 版本演进 ===== */
.page-products .products-version {
  background: var(--green-deep);
  color: var(--white);
  padding: var(--space-xl) 0 var(--space-2xl);
}

.page-products .products-version-heading .section-index {
  color: var(--orange);
}

.page-products .products-version-heading h2 {
  color: var(--white);
}

.page-products .products-version-heading > p:last-child {
  color: var(--green-light);
  max-width: 640px;
}

.page-products .products-version-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
  position: relative;
}

.page-products .products-version-item {
  border-top: 2px solid rgba(216, 243, 220, 0.3);
  padding-top: var(--space-md);
  position: relative;
}

.page-products .products-version-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: -7px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(231, 111, 81, 0.25);
}

.page-products .products-version-year {
  font-family: var(--font-data);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--orange);
  display: block;
  margin-bottom: var(--space-xs);
}

.page-products .products-version-item h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  margin: 0 0 var(--space-xs);
  color: var(--white);
}

.page-products .products-version-item p {
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
  margin: 0;
  max-width: 300px;
}

/* ===== 数据保障 ===== */
.page-products .products-guarantee {
  background: var(--white);
  padding: var(--space-xl) 0;
}

.page-products .products-guarantee-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.page-products .products-guarantee-heading > p:last-child {
  max-width: 560px;
}

.page-products .products-refresh-list {
  display: grid;
  gap: var(--space-sm);
  margin: var(--space-lg) 0;
}

.page-products .products-refresh-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: var(--space-sm);
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray);
}

.page-products .products-refresh-item .data-fig {
  font-family: var(--font-data);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--blue);
  position: relative;
  padding-left: 20px;
}

.page-products .products-refresh-item .data-fig::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
}

.page-products .products-refresh-item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-products .products-guarantee-team {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--green-deep);
  background: var(--green-light);
  border-left: 3px solid var(--orange);
  padding: var(--space-sm) var(--space-md);
  margin: 0;
}

.page-products .products-guarantee-media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--green-light);
  box-shadow: 10px 10px 0 var(--product-shadow);
  background: var(--gray);
}

/* ===== 了解更多 ===== */
.page-products .products-more {
  background: var(--blue);
  color: var(--white);
  padding: var(--space-xl) 0;
}

.page-products .products-more-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: flex-start;
}

.page-products .products-more-label {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.2rem;
  margin: 0;
  letter-spacing: 0.04em;
}

.page-products .products-more-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.page-products .products-more .btn-outline {
  border-color: rgba(255, 255, 255, 0.65);
  color: var(--white);
}

.page-products .products-more .btn-outline:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

/* ===== 动效 ===== */
@keyframes products-fade-up {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes products-blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

/* ===== 媒体查询：平板 ===== */
@media (min-width: 640px) {
  .page-products .products-hero {
    padding: var(--space-lg) var(--space-lg) var(--space-xl);
  }

  .page-products .products-tab-grid {
    grid-template-columns: 3fr 2fr;
    gap: var(--space-lg);
  }

  .page-products .products-download-steps {
    grid-template-columns: 1fr;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
  }

  .page-products .products-refresh-item {
    grid-template-columns: 88px 1fr;
  }
}

/* ===== 媒体查询：桌面 ===== */
@media (min-width: 960px) {
  .page-products .products-hero {
    padding: var(--space-lg) 0 var(--space-2xl);
  }

  .page-products .products-hero-wrap {
    padding: 0 var(--space-lg);
  }

  .page-products .products-hero-inner {
    grid-template-columns: 7fr 5fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-lg);
  }

  .page-products .products-hero-crumbs {
    margin-bottom: var(--space-xl);
  }

  .page-products .products-hero-desc {
    font-size: 1rem;
  }

  .page-products .products-tablist {
    gap: var(--space-md);
  }

  .page-products .products-tab-btn {
    font-size: 1rem;
    padding: 12px 20px 16px;
  }

  .page-products .products-download-steps {
    grid-template-columns: repeat(3, 1fr);
    max-width: none;
    margin-left: 0;
    margin-right: 0;
  }

  .page-products .products-step {
    padding: var(--space-lg);
  }

  .page-products .products-version-timeline {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
  }

  .page-products .products-guarantee-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }

  .page-products .products-more-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}