/* ===== 服务与下载页 · 专属样式 ===== */
.page-products {
  --products-space: clamp(2.5rem, 5vw, 4.5rem);
  overflow-x: hidden;
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products .section-head {
  display: grid;
  gap: .375rem;
  margin-bottom: 1.5rem;
}

.page-products .section-lead {
  color: var(--c-muted);
  max-width: 62ch;
  line-height: 1.7;
}

.page-products .start-section,
.page-products .compare-section,
.page-products .requirements-section,
.page-products .history-section,
.page-products .next-section {
  padding-top: var(--products-space);
  padding-bottom: var(--products-space);
}

/* ---- Hero 面板 ---- */
.page-products .products-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 5%, rgba(255, 107, 0, .22), transparent 30%),
    linear-gradient(135deg, var(--c-primary-deep), var(--c-primary));
  border-radius: var(--radius-xl);
  padding: 1.75rem 1.25rem 1.5rem;
  color: var(--c-white);
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.page-products .products-hero > * {
  position: relative;
  z-index: 1;
}

.page-products .products-hero .kicker {
  color: var(--c-accent-soft);
  font-family: var(--font-data);
  letter-spacing: .08em;
}

.page-products .products-hero .page-title {
  color: var(--c-white);
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.15;
  margin: 0 0 1rem;
}

.page-products .products-hero .page-lead {
  color: rgba(255, 255, 255, .85);
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: 1.75rem;
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-products .hero-actions .btn {
  flex: 1 1 auto;
  justify-content: center;
}

.page-products .btn-lg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 54px;
  padding: .75rem 1.5rem;
  font-size: 1rem;
  border-radius: var(--radius-pill);
}

.page-products .products-hero .btn-ghost {
  border-color: rgba(255, 255, 255, .55);
  color: var(--c-white);
  background: rgba(255, 255, 255, .04);
}

.page-products .hero-visual {
  position: relative;
  margin-top: 2.25rem;
}

.page-products .hero-web {
  display: block;
  width: 100%;
  max-width: 100%;
  max-height: 320px;
  object-fit: cover;
  object-position: top;
  border-radius: var(--radius-md);
  box-shadow: 0 16px 36px rgba(0, 0, 0, .35);
}

.page-products .hero-ios {
  position: absolute;
  right: 0;
  bottom: -0.875rem;
  width: 38%;
  max-width: 140px;
  height: auto;
  border: 4px solid var(--c-accent);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 28px rgba(0, 0, 0, .45);
}

/* ---- 立即开始 ---- */
.page-products .start-grid {
  display: grid;
  gap: 1.25rem;
}

.page-products .start-card {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  border: 1px solid var(--c-line);
  background: var(--c-white);
  box-shadow: 0 6px 24px rgba(10, 30, 60, .06);
}

.page-products .start-card--ios {
  background: var(--c-primary-2);
  border-color: transparent;
  color: var(--c-white);
}

.page-products .start-card--ios p,
.page-products .start-card--ios .feature-list li {
  color: rgba(255, 255, 255, .82);
}

.page-products .start-card--ios .coord-tag {
  color: var(--c-accent-soft);
}

.page-products .start-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin: .5rem 0 .75rem;
}

.page-products .start-card p {
  font-size: .9375rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.page-products .feature-list {
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .5rem;
}

.page-products .feature-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: .9375rem;
  line-height: 1.5;
}

.page-products .feature-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--c-accent);
  font-weight: 600;
}

.page-products .start-card--ios .btn-ghost {
  border-color: rgba(255, 255, 255, .5);
  color: var(--c-white);
}

/* ---- 功能对比 ---- */
.page-products .filter-bar {
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.page-products .compare-table {
  display: block;
  width: 100%;
  border-collapse: collapse;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.page-products .compare-table th,
.page-products .compare-table td {
  text-align: left;
}

.page-products .compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .25rem .75rem;
  padding: 1rem 1.25rem;
  border-top: 1px dashed var(--c-line);
}

.page-products .compare-row--header {
  padding: 1rem 1.25rem;
  background: var(--c-primary);
  color: var(--c-white);
  border-top: 0;
}

.page-products .function-name {
  grid-column: 1 / -1;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.4;
  color: var(--c-primary);
}

.page-products .compare-row--header .function-name {
  color: var(--c-white);
}

.page-products .function-col {
  font-size: .875rem;
  line-height: 1.5;
}

.page-products .function-col::before {
  content: attr(data-label) "：";
  color: var(--c-muted);
  font-size: .75rem;
}

.page-products .node-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-accent);
  margin-right: .5rem;
  box-shadow: 0 0 0 4px rgba(255, 107, 0, .15);
  vertical-align: .08em;
}

.page-products .compare-row--highlight {
  background: linear-gradient(90deg, #fff6ee, var(--c-white));
  border-left: 4px solid var(--c-accent);
}

.page-products [data-filter-item][data-hidden] {
  display: none !important;
}

.page-products .compare-media {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.page-products .media-item {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-primary);
}

.page-products .media-item img {
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.page-products .media-item figcaption {
  padding: .875rem 1rem;
  font-size: .875rem;
  line-height: 1.6;
  color: var(--c-white);
  background: var(--c-primary-deep);
}

/* ---- 系统要求 ---- */
.page-products .requirements-grid {
  display: grid;
  gap: 1.25rem;
}

.page-products .requirement-card {
  position: relative;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.page-products .requirement-card h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  margin: .75rem 0 .875rem;
}

.page-products .requirement-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: .5rem;
}

.page-products .requirement-list li {
  position: relative;
  padding-left: 1.375rem;
  font-size: .9375rem;
  line-height: 1.6;
}

.page-products .requirement-list li::before {
  content: "·";
  position: absolute;
  left: .25rem;
  color: var(--c-accent);
  font-weight: 700;
}

.page-products .requirement-note {
  font-size: .875rem;
  color: var(--c-muted);
  line-height: 1.6;
  margin: 0;
}

.page-products .requirement-card--accent {
  background: var(--c-primary-2);
  border-color: transparent;
  color: var(--c-white);
}

.page-products .requirement-card--accent .requirement-list li {
  color: rgba(255, 255, 255, .85);
}

.page-products .requirement-card--accent .requirement-note {
  color: rgba(255, 255, 255, .7);
}

.page-products .requirement-card--accent .coord-tag {
  color: var(--c-accent-soft);
}

.page-products .requirement-visual {
  margin-top: 1.5rem;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--c-primary-2);
}

.page-products .requirement-visual img {
  display: block;
  width: 100%;
  max-height: 340px;
  object-fit: cover;
}

.page-products .requirement-visual figcaption {
  padding: .875rem 1.25rem;
  color: var(--c-white);
  background: var(--c-primary-deep);
  font-size: .875rem;
  line-height: 1.6;
}

.page-products .trust-banner {
  display: flex;
  align-items: flex-start;
  gap: .625rem;
  margin-top: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--c-primary);
  color: rgba(255, 255, 255, .85);
  border-radius: var(--radius-lg);
  font-size: .9375rem;
  line-height: 1.7;
}

.page-products .trust-banner::before {
  content: "★";
  color: var(--c-accent);
  font-size: 1.125rem;
  line-height: 1.4;
}

.page-products .trust-banner p {
  margin: 0;
}

/* ---- 版本历史 ---- */
.page-products .history-scroll {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  overflow-x: auto;
  padding: .25rem .25rem 1.25rem;
  scroll-snap-type: x proximity;
}

.page-products .history-scroll::-webkit-scrollbar {
  height: 8px;
}

.page-products .history-scroll::-webkit-scrollbar-thumb {
  background: var(--c-link);
  border-radius: var(--radius-pill);
}

.page-products .history-scroll::-webkit-scrollbar-track {
  background: var(--c-line);
  border-radius: var(--radius-pill);
}

.page-products .history-card {
  flex: 0 0 260px;
  scroll-snap-align: start;
  border-radius: var(--radius-xl);
  background: var(--c-white);
  border: 1px solid var(--c-line);
  padding: 1.5rem;
  box-shadow: 0 8px 24px rgba(10, 30, 60, .08);
}

.page-products .history-card--mid {
  background: var(--c-light);
}

.page-products .history-card--new {
  background: var(--c-white);
  border-top: 4px solid var(--c-accent);
}

.page-products .history-card--current {
  background: var(--c-primary);
  border-color: transparent;
  color: var(--c-white);
}

.page-products .history-version {
  font-family: var(--font-data);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--c-accent);
}

.page-products .history-card--current .history-version {
  color: var(--c-accent-soft);
}

.page-products .history-card h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  line-height: 1.3;
  margin: .5rem 0 .25rem;
}

.page-products .history-time {
  font-size: .8125rem;
  color: var(--c-muted);
  margin-bottom: .875rem;
}

.page-products .history-card--current .history-time {
  color: rgba(255, 255, 255, .7);
}

.page-products .history-card details {
  margin-top: .75rem;
  border-top: 1px solid var(--c-line);
  padding-top: .75rem;
}

.page-products .history-card--current details {
  border-top-color: rgba(255, 255, 255, .2);
}

.page-products .history-card summary {
  cursor: pointer;
  font-size: .875rem;
  font-weight: 500;
  color: var(--c-link);
  list-style: none;
  user-select: none;
}

.page-products .history-card summary::-webkit-details-marker {
  display: none;
}

.page-products .history-card summary::after {
  content: "+";
  float: right;
  font-family: var(--font-data);
  color: var(--c-accent);
  font-weight: 600;
}

.page-products .history-card details[open] summary::after {
  content: "−";
}

.page-products .history-card .accordion-panel {
  margin-top: .625rem;
  font-size: .875rem;
  color: var(--c-muted);
}

.page-products .history-card--current .accordion-panel {
  color: rgba(255, 255, 255, .75);
}

.page-products .history-card .accordion-panel ul {
  margin: 0;
  padding-left: 1.125rem;
  display: grid;
  gap: .25rem;
}

.page-products .history-card--old {
  min-height: 240px;
}

.page-products .history-card--mid {
  min-height: 280px;
}

.page-products .history-card--new {
  min-height: 320px;
}

.page-products .history-card--current {
  min-height: 360px;
}

/* ---- 相关入口 ---- */
.page-products .next-grid {
  display: grid;
  gap: 1rem;
}

.page-products .next-card {
  display: grid;
  gap: .25rem;
  padding: 1.25rem 1.5rem;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .next-card:hover,
.page-products .next-card:focus-visible {
  border-color: var(--c-accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(10, 30, 60, .1);
  outline: none;
}

.page-products .next-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--c-primary);
}

.page-products .next-desc {
  font-size: .875rem;
  color: var(--c-muted);
  line-height: 1.6;
}

/* ---- 平板与桌面 ---- */
@media (min-width: 700px) {
  .page-products .compare-media {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .media-item img {
    height: 240px;
  }
}

@media (min-width: 720px) {
  .page-products .next-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .page-products .compare-row {
    grid-template-columns: 28% 40% 32%;
    gap: 1rem;
    align-items: center;
    padding: 1.25rem;
  }

  .page-products .function-name {
    grid-column: auto;
  }

  .page-products .function-col::before {
    display: none;
  }

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

  .page-products .requirement-visual img {
    max-height: 420px;
  }
}

@media (min-width: 820px) {
  .page-products .products-hero {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
    gap: 2.25rem;
    padding: 3rem 3rem 2.5rem;
  }

  .page-products .hero-visual {
    margin-top: 0;
  }

  .page-products .hero-web {
    width: 82%;
    max-height: 380px;
  }

  .page-products .hero-ios {
    right: 0;
    bottom: 0;
    width: 34%;
    max-width: 180px;
  }
}

@media (min-width: 860px) {
  .page-products .start-grid {
    grid-template-columns: 7fr 5fr;
    align-items: stretch;
  }
}