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

/* ----- Hero 首屏 ----- */
.page-products .app-hero {
  position: relative;
  background: var(--ink-black);
  color: var(--paper-white);
  overflow: hidden;
}

.page-products .app-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -60px;
  width: 62%;
  height: 100%;
  background: linear-gradient(135deg, transparent 28%, rgba(255,75,43,0.22) 100%);
  transform: skewX(-12deg);
  pointer-events: none;
}

.page-products .app-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 10px;
  background: var(--brand-orange);
  transform: skewY(-0.6deg);
  transform-origin: left center;
  z-index: 3;
}

.page-products .app-hero-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px var(--gutter);
  border-bottom: 1px solid rgba(255,255,255,0.14);
  color: rgba(245,245,240,0.5);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-products .hero-top-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--bright-yellow);
}

.page-products .hero-top-status .status-dot {
  background: var(--bright-yellow);
  box-shadow: 0 0 6px rgba(255,213,0,0.6);
}

.page-products .app-hero-grid {
  display: grid;
  gap: 44px;
  padding-top: 44px;
  padding-bottom: 56px;
  position: relative;
  z-index: 2;
}

.page-products .app-hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}

.page-products .app-hero-slogan {
  margin: 0;
  padding-left: 14px;
  border-left: 3px solid var(--brand-orange);
  color: var(--brand-orange);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-products .app-hero h1 {
  margin: 0;
  max-width: 15em;
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 5vw, 3.25rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-products .app-hero-lead {
  margin: 0;
  max-width: 34em;
  color: rgba(245,245,240,0.78);
  font-size: 1.0625rem;
  line-height: 1.75;
}

.page-products .app-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 6px;
}

.page-products .app-hero .btn-outline {
  border-color: rgba(245,245,240,0.6);
  color: var(--paper-white);
}

.page-products .app-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 36px;
  margin: 18px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid rgba(255,255,255,0.14);
}

.page-products .app-hero-stats li {
  color: rgba(245,245,240,0.5);
  font-size: 0.8125rem;
}

.page-products .app-hero-stats strong {
  display: block;
  color: var(--paper-white);
  font-family: var(--font-mono);
  font-size: 1.1875rem;
}

.page-products .phone-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.page-products .phone-frame {
  width: min(300px, 72vw);
  padding: 10px;
  background: var(--gray-900);
  border: 6px solid #2E2E2E;
  border-radius: 34px;
  box-shadow: 0 28px 60px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,255,255,0.06);
}

.page-products .phone-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
}

.page-products .phone-caption {
  margin: 0;
  color: rgba(245,245,240,0.4);
  font-family: var(--font-mono);
  font-size: 0.71875rem;
  letter-spacing: 0.14em;
  text-align: center;
}

/* ----- 功能矩阵 ----- */
.page-products .app-matrix-section {
  background: var(--ink-black);
  color: var(--paper-white);
  padding: 64px 0;
}

.page-products .app-matrix-section .section-title {
  color: var(--paper-white);
}

.page-products .app-matrix-section .section-label {
  color: rgba(245,245,240,0.72);
}

.page-products .matrix-intro {
  max-width: 640px;
  margin: 0;
  color: rgba(245,245,240,0.72);
  font-size: 1.0625rem;
  line-height: 1.75;
}

.page-products .matrix-banner {
  margin-top: 32px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
}

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

.page-products .matrix-table-wrap {
  margin-top: 36px;
  overflow-x: auto;
}

.page-products .matrix-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.page-products .matrix-table th,
.page-products .matrix-table td {
  padding: 15px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.page-products .matrix-table thead th {
  padding-top: 0;
  color: var(--bright-yellow);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(255,255,255,0.28);
}

.page-products .matrix-table tbody th {
  color: var(--paper-white);
  font-weight: 700;
}

.page-products .matrix-table tbody td {
  color: rgba(245,245,240,0.6);
}

.page-products .matrix-table tbody tr {
  transition: background-color 0.2s ease;
}

.page-products .matrix-table tbody tr:hover {
  background: rgba(255,75,43,0.08);
  box-shadow: inset 3px 0 0 var(--brand-orange);
}

.page-products .matrix-index {
  color: var(--gray-600);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

.page-products .matrix-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(245,245,240,0.85);
  white-space: nowrap;
}

.page-products .matrix-status .status-dot {
  background: var(--brand-orange);
  box-shadow: 0 0 6px rgba(255,75,43,0.7);
}

.page-products .matrix-status--sys .status-dot {
  background: var(--bright-yellow);
  box-shadow: 0 0 6px rgba(255,213,0,0.6);
}

/* ----- 苹果换机指南 ----- */
.page-products .app-guide-section {
  background: var(--paper-white);
  padding: 64px 0;
}

.page-products .guide-lead {
  max-width: 660px;
  margin: 0;
  color: var(--gray-600);
  font-size: 1.0625rem;
  line-height: 1.75;
}

.page-products .guide-layout {
  display: grid;
  gap: 40px;
  margin-top: 36px;
}

.page-products .guide-steps {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .guide-steps::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--gray-200);
}

.page-products .guide-step {
  position: relative;
  padding: 0 0 36px 64px;
}

.page-products .guide-step:last-child {
  padding-bottom: 0;
}

.page-products .step-num {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--brand-orange);
  color: var(--ink-black);
  box-shadow: 4px 4px 0 rgba(255,75,43,0.25);
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 700;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-products .guide-step:hover .step-num {
  transform: translateX(6px) translateY(-2px);
  box-shadow: 0 0 0 rgba(255,75,43,0);
}

.page-products .step-body h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.1875rem;
  font-weight: 900;
}

.page-products .step-body p {
  margin: 0;
  color: var(--gray-600);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-products .step-keys {
  display: block;
  margin-top: 12px;
}

.page-products .step-keys kbd {
  display: inline-block;
  margin-right: 4px;
  padding: 4px 8px;
  background: var(--gray-200);
  border: 1px solid #CBCBC6;
  border-bottom-width: 3px;
  border-radius: 4px;
  color: var(--ink-black);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  white-space: nowrap;
}

.page-products .guide-aside {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-products .guide-aside > img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--gray-200);
}

.page-products .guide-helper-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-right: 4px solid var(--brand-orange);
}

.page-products .guide-helper-card img {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  border: 1px solid var(--gray-200);
}

.page-products .guide-helper-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.1875rem;
  font-weight: 900;
}

.page-products .guide-helper-card p {
  margin: 0;
  color: var(--gray-600);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ----- 下载与适配 ----- */
.page-products .app-download-section {
  background: var(--gray-900);
  color: var(--paper-white);
  padding: 64px 0;
}

.page-products .app-download-section .section-title {
  color: var(--paper-white);
}

.page-products .app-download-section .section-label {
  color: rgba(245,245,240,0.72);
}

.page-products .download-lead {
  max-width: 660px;
  margin: 0;
  color: rgba(245,245,240,0.68);
  font-size: 1.0625rem;
  line-height: 1.75;
}

.page-products .download-grid {
  display: grid;
  gap: 20px;
  margin-top: 32px;
}

.page-products .download-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 28px;
  background: var(--ink-black);
  border: 1px solid rgba(255,255,255,0.16);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-products .download-card:hover {
  border-color: var(--brand-orange);
  transform: translateY(-4px);
}

.page-products .download-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-products .download-card-head h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.375rem;
  font-weight: 900;
}

.page-products .platform-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-products .download-card ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .download-card li {
  position: relative;
  padding-left: 20px;
  color: rgba(245,245,240,0.74);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.page-products .download-card li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--brand-orange);
  font-weight: 700;
}

.page-products .download-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-products .app-download-section .btn-outline {
  border-color: var(--paper-white);
  color: var(--paper-white);
}

/* ----- 数据同步与隐私 ----- */
.page-products .app-sync-section {
  background: var(--deep-blue);
  color: var(--paper-white);
  padding: 64px 0;
}

.page-products .app-sync-section .section-title {
  color: var(--paper-white);
}

.page-products .app-sync-section .section-label {
  color: rgba(245,245,240,0.72);
}

.page-products .sync-grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-products .sync-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.page-products .sync-lead {
  max-width: 600px;
  margin: 0;
  color: rgba(245,245,240,0.78);
  font-size: 1.0625rem;
  line-height: 1.75;
}

.page-products .sync-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  max-width: 520px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .sync-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(245,245,240,0.86);
  font-size: 0.9375rem;
}

.page-products .sync-list li::before {
  content: "＋";
  color: var(--bright-yellow);
  font-weight: 700;
}

.page-products .sync-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(255,255,255,0.18);
}

.page-products .app-sync-section .btn-outline {
  border-color: var(--bright-yellow);
  color: var(--bright-yellow);
}

/* ----- 桌面增强 ----- */
@media (min-width: 900px) {
  .page-products .app-hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    padding-top: 64px;
    padding-bottom: 76px;
  }

  .page-products .app-hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
  }

  .page-products .phone-frame {
    width: min(340px, 100%);
  }

  .page-products .guide-layout {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
  }

  .page-products .download-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .page-products .sync-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
  }
}