.page-products {
  --platform-gold-grad: linear-gradient(135deg, #D4AF37 0%, #9A7D27 100%);
  --platform-green-grad: linear-gradient(135deg, #00B386 0%, #0B7A5E 100%);
  --platform-grid-line: rgba(45, 212, 191, 0.08);
  --platform-grid-strong: rgba(45, 212, 191, 0.14);
  position: relative;
  overflow-x: clip;
  background:
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
}

.page-products .platform-hero {
  position: relative;
  padding: 40px 0 32px;
  background:
    linear-gradient(to right, var(--platform-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--platform-grid-line) 1px, transparent 1px),
    var(--color-bg-deep);
  background-size: 32px 32px;
  border-bottom: 1px solid var(--platform-grid-strong);
  overflow: hidden;
}

.page-products .platform-hero::before {
  content: "";
  position: absolute;
  right: -140px;
  top: 30px;
  width: 520px;
  height: 520px;
  background: var(--platform-green-grad);
  opacity: 0.18;
  clip-path: polygon(0 0, 100% 24%, 72% 100%, 0 78%);
  pointer-events: none;
}

.page-products .platform-hero::after {
  content: "";
  position: absolute;
  left: -180px;
  bottom: -220px;
  width: 420px;
  height: 420px;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.12), transparent 70%);
  pointer-events: none;
}

.page-products .platform-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

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

.page-products .platform-hero-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-products .platform-hero-code {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--color-gray-green);
  border-left: 2px solid var(--color-green-deep);
  padding-left: 10px;
  text-transform: uppercase;
}

.page-products .platform-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(32px, 7vw, 60px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-cream);
  max-width: 18ch;
}

.page-products .platform-hero-lead {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-gray-green);
}

.page-products .platform-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.page-products .platform-btn-gold {
  background: var(--platform-gold-grad);
  color: var(--color-bg-deep);
  border: 1px solid rgba(212, 175, 55, 0.6);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition: transform var(--transition-fast), filter var(--transition-fast);
}

.page-products .platform-btn-gold:hover,
.page-products .platform-btn-gold:focus-visible {
  filter: brightness(1.08);
  transform: translateY(-2px);
}

.page-products .platform-hero-index {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--platform-grid-line);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 4px 18px;
}

.page-products .platform-hero-index li {
  margin: 0;
}

.page-products .platform-hero-index a {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-gray-green);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-products .platform-hero-index a::after {
  content: "";
  position: absolute;
  left: 28px;
  right: 0;
  bottom: 2px;
  height: 2px;
  background: var(--color-gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition-fast);
}

.page-products .platform-hero-index a:hover,
.page-products .platform-hero-index a:focus-visible {
  color: var(--color-gold-pale);
}

.page-products .platform-hero-index a:hover::after,
.page-products .platform-hero-index a:focus-visible::after {
  transform: scaleX(1);
}

.page-products .platform-hero-index .nav-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-gold);
}

.page-products .platform-hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 340px;
}

.page-products .phone-shell {
  position: relative;
  width: min(280px, 78vw);
  padding: 10px;
  background: linear-gradient(135deg, #1A2329, #0A0F14);
  border-radius: 38px;
  border: 1px solid rgba(212, 175, 55, 0.28);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.page-products .phone-shell-screen {
  position: relative;
  background:
    linear-gradient(to right, rgba(45, 212, 191, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(45, 212, 191, 0.05) 1px, transparent 1px),
    linear-gradient(155deg, rgba(18, 63, 50, 0.9), rgba(10, 15, 20, 1) 82%);
  background-size: 20px 20px, 20px 20px, cover;
  border-radius: 28px;
  border: 1px solid rgba(45, 212, 191, 0.2);
  min-height: 440px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.page-products .phone-app-top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 16px 12px;
  background: linear-gradient(135deg, rgba(0, 179, 134, 0.2), rgba(11, 122, 94, 0.06));
  border-bottom: 1px solid var(--platform-grid-line);
}

.page-products .phone-app-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 0 4px rgba(0, 179, 134, 0.16);
}

.page-products .phone-app-brand {
  flex: 1;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-cream);
  letter-spacing: 0.02em;
}

.page-products .phone-app-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-gold);
  background: rgba(212, 175, 55, 0.12);
  padding: 3px 8px;
  clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}

.page-products .phone-app-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 14px;
  padding: 36px 20px;
}

.page-products .phone-app-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-teal);
  margin: 0;
}

.page-products .phone-app-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.page-products .phone-app-menu li {
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-cream);
  background: rgba(255, 255, 255, 0.03);
  border-left: 3px solid var(--color-green);
  padding: 12px 10px;
  letter-spacing: 0.08em;
}

.page-products .phone-app-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-gray-green);
  background: rgba(18, 63, 50, 0.7);
  border-radius: 999px;
  padding: 8px 14px;
  margin-top: 8px;
}

.page-products .phone-app-status-border {
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.page-products .hero-coord-line {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-teal);
  background: rgba(10, 15, 20, 0.82);
  padding: 4px 10px;
  letter-spacing: 0.06em;
  border-left: 2px solid var(--color-gold);
}

.page-products .hero-coord-line-1 {
  top: 8px;
  right: 4px;
}

.page-products .hero-coord-line-2 {
  bottom: 12px;
  left: 0;
}

/* ===== 01 下载入口 ===== */
.page-products .platform-download {
  background:
    linear-gradient(to right, var(--platform-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--platform-grid-line) 1px, transparent 1px),
    rgba(10, 15, 20, 0.8);
  background-size: 44px 44px;
  border-top: 1px solid rgba(45, 212, 191, 0.08);
  border-bottom: 1px solid rgba(45, 212, 191, 0.08);
}

.page-products .section-heading-text p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-gray-green);
}

.page-products .download-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  margin-top: 44px;
  align-items: center;
}

.page-products .download-device-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-products .download-device-card h3 {
  margin: 6px 0 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-cream);
  letter-spacing: -0.01em;
  position: relative;
  padding-left: 14px;
}

.page-products .download-device-card h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  background: var(--platform-gold-grad);
}

.page-products .download-device-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-gray-green);
}

.page-products .download-device-card .figure {
  width: 100%;
  max-width: 480px;
}

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

.page-products .platform-ratio-1-1 {
  aspect-ratio: 1 / 1;
}

.page-products .platform-ratio-2-4 {
  aspect-ratio: 2 / 4;
}

.page-products .platform-ratio-3-2 {
  aspect-ratio: 3 / 2;
}

.page-products .platform-ratio-8-5 {
  aspect-ratio: 8 / 5;
}

.page-products .download-route {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  max-width: 220px;
  margin: 0 auto;
  position: relative;
}

.page-products .download-route-svg {
  width: 80px;
  height: 220px;
  display: block;
}

.page-products .download-route-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.page-products .download-route-steps li {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(18, 63, 50, 0.35);
  border: 1px solid rgba(45, 212, 191, 0.14);
  border-left: 3px solid var(--color-green);
  padding: 12px 14px;
}

.page-products .download-route-steps .data-number {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-gold);
}

.page-products .download-route-steps p {
  margin: 0;
  font-size: 14px;
  color: var(--color-cream);
}

.page-products .phone-shell-mini .phone-shell-screen {
  min-height: 360px;
}

/* ===== 02 移动端首次访问订阅 ===== */
.page-products .platform-subscribe {
  position: relative;
  background:
    radial-gradient(circle at 18% 18%, rgba(0, 179, 134, 0.1), transparent 38%),
    linear-gradient(135deg, rgba(11, 122, 94, 0.14), transparent 60%),
    var(--color-bg);
  border-bottom: 1px solid rgba(45, 212, 191, 0.08);
}

.page-products .subscribe-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  margin-top: 44px;
  align-items: start;
}

.page-products .subscribe-visual .figure {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}

.page-products .subscribe-content {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.page-products .phone-shell-subscribe .phone-shell-screen {
  min-height: 420px;
}

.page-products .subscribe-dialog {
  margin: auto;
  width: 88%;
  background: linear-gradient(150deg, rgba(18, 63, 50, 0.92), rgba(10, 15, 20, 0.96));
  border: 1px solid rgba(212, 175, 55, 0.24);
  border-radius: 18px;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
}

.page-products .subscribe-dialog-title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-cream);
}

.page-products .subscribe-dialog-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-gray-green);
}

.page-products .switch-field {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  margin: 4px 0;
}

.page-products .switch-field input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.page-products .switch-track {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 28px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.page-products .switch-track::before {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  left: 3px;
  top: 3px;
  background: var(--color-cream);
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.page-products .switch-field input[type="checkbox"]:checked + .switch-track {
  background: var(--color-green);
  border-color: var(--color-green);
}

.page-products .switch-field input[type="checkbox"]:checked + .switch-track::before {
  transform: translateX(24px);
  background: #fff;
}

.page-products .subscribe-dialog-actions {
  display: flex;
  gap: 12px;
  margin-top: 6px;
}

.page-products .subscribe-dialog-actions span {
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 999px;
}

.page-products .subscribe-dialog-keep {
  background: var(--color-green);
  color: var(--color-bg-deep);
  font-weight: 600;
}

.page-products .subscribe-dialog-later {
  border: 1px solid rgba(45, 212, 191, 0.3);
  color: var(--color-gray-green);
}

.page-products .subscribe-detail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .subscribe-detail-list li {
  position: relative;
  padding: 20px 20px 20px 28px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(45, 212, 191, 0.12);
  border-right: 3px solid rgba(212, 175, 55, 0.4);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.page-products .subscribe-detail-list li:hover {
  transform: translateX(4px);
  border-color: rgba(45, 212, 191, 0.3);
}

.page-products .subscribe-detail-list .data-number {
  position: absolute;
  top: 16px;
  left: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-gold);
  opacity: 0.7;
}

.page-products .subscribe-detail-list h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-cream);
}

.page-products .subscribe-detail-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-gray-green);
}

/* ===== 03 账号绑定 ===== */
.page-products .platform-binding {
  background:
    linear-gradient(to right, rgba(45, 212, 191, 0.03) 1px, transparent 1px),
    var(--color-bg-deep);
  background-size: 36px 36px;
  border-top: 1px solid rgba(212, 175, 55, 0.12);
  border-bottom: 1px solid rgba(212, 175, 55, 0.12);
}

.page-products .binding-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  margin-top: 44px;
  align-items: center;
}

.page-products .binding-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: binding-step;
}

.page-products .binding-step {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 18px 18px 0;
  border-bottom: 1px solid rgba(45, 212, 191, 0.1);
}

.page-products .binding-step:last-child {
  border-bottom: 0;
}

.page-products .binding-step .data-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--color-bg-deep);
  background: var(--platform-gold-grad);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-products .binding-step h3 {
  margin: 6px 0 6px;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-cream);
}

.page-products .binding-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-gray-green);
}

.page-products .binding-visual {
  position: relative;
}

.page-products .binding-visual .figure {
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.page-products .binding-note {
  margin-top: 20px;
  padding: 16px 18px 16px 54px;
  position: relative;
  background: rgba(18, 63, 50, 0.55);
  border-left: 3px solid var(--color-gold);
}

.page-products .binding-note .coordinate {
  position: absolute;
  left: 14px;
  top: 16px;
}

.page-products .binding-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-cream);
}

/* ===== 04 历史查询 ===== */
.page-products .platform-history {
  background:
    linear-gradient(115deg, rgba(212, 175, 55, 0.05), transparent 42%),
    var(--color-bg);
  border-bottom: 1px solid rgba(45, 212, 191, 0.08);
}

.page-products .history-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  margin-top: 44px;
  align-items: start;
}

.page-products .history-visual .figure {
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
}

.page-products .history-tabs {
  position: relative;
  background: rgba(10, 15, 20, 0.6);
  border: 1px solid rgba(45, 212, 191, 0.16);
}

.page-products .history-tab-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.page-products .history-tab-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid rgba(45, 212, 191, 0.16);
}

.page-products .history-tab-btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gray-green);
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 3px solid transparent;
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.page-products .history-tab-btn:hover {
  color: var(--color-cream);
  background: rgba(255, 255, 255, 0.04);
}

.page-products .history-tab-panel {
  display: none;
  padding: 24px 24px 28px;
}

.page-products .history-tab-panel h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-gold-pale);
}

.page-products .history-tab-panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-gray-green);
}

.page-products .history-stats {
  margin-top: 14px !important;
  font-family: var(--font-mono);
}

.page-products #history-tab-download:checked ~ .history-tab-buttons label[for="history-tab-download"],
.page-products #history-tab-device:checked ~ .history-tab-buttons label[for="history-tab-device"],
.page-products #history-tab-season:checked ~ .history-tab-buttons label[for="history-tab-season"] {
  color: var(--color-bg-deep);
  background: var(--color-green);
  border-bottom-color: var(--color-gold);
}

.page-products #history-tab-download:checked ~ .history-tab-panel[data-tab="download"],
.page-products #history-tab-device:checked ~ .history-tab-panel[data-tab="device"],
.page-products #history-tab-season:checked ~ .history-tab-panel[data-tab="season"] {
  display: block;
}

.page-products .history-legend {
  margin-top: 28px;
  justify-content: center;
  gap: 12px;
}

/* ===== 05 当季导航对照 ===== */
.page-products .platform-navmap {
  background:
    linear-gradient(to right, rgba(45, 212, 191, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(45, 212, 191, 0.05) 1px, transparent 1px),
    var(--color-bg-deep);
  background-size: 40px 40px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.page-products .navmap-panel {
  margin-top: 44px;
  border: 1px solid rgba(45, 212, 191, 0.16);
  background: rgba(10, 15, 20, 0.7);
}

.page-products .navmap-head {
  display: grid;
  grid-template-columns: auto auto 1fr auto auto;
  gap: 12px;
  align-items: center;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.16);
}

.page-products .navmap-head h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-cream);
  letter-spacing: 0.04em;
}

.page-products .navmap-route-mark {
  height: 1px;
  background-image: linear-gradient(to right, var(--color-gold) 0%, rgba(212, 175, 55, 0.2) 50%, var(--color-gold) 100%);
  background-size: 12px 1px;
}

.page-products .navmap-track {
  padding: 8px 20px 20px;
}

.page-products .navmap-row {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) 28px minmax(0, 1.6fr);
  gap: 10px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(45, 212, 191, 0.08);
  transition: background var(--transition-fast);
}

.page-products .navmap-row:last-child {
  border-bottom: none;
}

.page-products .navmap-row:hover {
  background: rgba(45, 212, 191, 0.04);
}

.page-products .navmap-col-name {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-gold);
  letter-spacing: 0.06em;
}

.page-products .navmap-col-sep {
  text-align: center;
  color: var(--color-teal);
  font-size: 16px;
}

.page-products .navmap-col-values {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-gray-green);
}

.page-products .navmap-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  padding: 16px 20px;
  background: linear-gradient(135deg, rgba(0, 179, 134, 0.1), rgba(212, 175, 55, 0.08));
  border-left: 3px solid var(--color-gold);
}

.page-products .navmap-meta .nav-index {
  font-family: var(--font-mono);
  font-size: 32px;
  color: var(--color-gold);
  line-height: 1;
}

.page-products .navmap-meta p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-cream);
}

/* ===== 第47期版本摘要 ===== */
.page-products .platform-version {
  background: var(--color-bg);
}

.page-products .version-banner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 44px;
  background:
    radial-gradient(circle at 24% 20%, rgba(0, 179, 134, 0.16), transparent 46%),
    linear-gradient(135deg, rgba(11, 122, 94, 0.24), rgba(10, 15, 20, 0.95) 58%),
    var(--color-bg-deep);
  border: 1px solid rgba(212, 175, 55, 0.2);
  padding: 32px 24px;
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 32px 100%, 0 calc(100% - 32px));
}

.page-products .version-banner-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-products .version-banner-copy .coordinate {
  font-size: 48px;
  line-height: 1;
  color: var(--color-gold);
}

.page-products .version-banner-copy h2 {
  margin: 0;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-cream);
}

.page-products .version-banner-copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-gray-green);
  max-width: 62ch;
}

.page-products .version-banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.page-products .version-banner-visual .figure {
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
}

/* ===== 服务支持通路 ===== */
.page-products .platform-support {
  background: var(--color-bg);
  border-top: 1px solid rgba(212, 175, 55, 0.1);
}

.page-products .support-routes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 44px;
}

.page-products .support-route {
  display: block;
  position: relative;
  padding: 24px 24px 24px 32px;
  background:
    linear-gradient(to right, rgba(45, 212, 191, 0.06) 1px, transparent 1px),
    rgba(18, 63, 50, 0.32);
  border: 1px solid rgba(45, 212, 191, 0.14);
  border-right: 4px solid rgba(212, 175, 55, 0.36);
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  overflow: hidden;
}

.page-products .support-route::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--platform-gold-grad);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.page-products .support-route:hover,
.page-products .support-route:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(212, 175, 55, 0.36);
  box-shadow: var(--shadow-card);
}

.page-products .support-route:hover::after,
.page-products .support-route:focus-visible::after {
  opacity: 1;
}

.page-products .support-route .coordinate {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-gold);
  display: block;
  margin-bottom: 10px;
}

.page-products .support-route h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-cream);
}

.page-products .support-route p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-gray-green);
}

.page-products .support-route-connect {
  border-left: 1px solid rgba(45, 212, 191, 0.14);
  border-right: 4px solid rgba(212, 175, 55, 0.5);
}

.page-products .support-route-connect > div:first-child {
  margin-bottom: 14px;
}

.page-products .support-address {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0 0;
  border-top: 1px solid rgba(45, 212, 191, 0.12);
}

.page-products .support-address .data-number {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-gold);
  letter-spacing: 0.08em;
}

.page-products .support-address p {
  margin: 0;
  color: var(--color-cream);
}

/* ===== 平板及以上 ===== */
@media (min-width: 720px) {
  .page-products .platform-hero-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
  }

  .page-products .hero-coord-line-1 {
    right: -6px;
    top: 20px;
  }

  .page-products .hero-coord-line-2 {
    left: -10px;
  }

  .page-products .download-flow {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    gap: 28px;
    align-items: center;
  }

  .page-products .download-route {
    margin: 44px 0 0;
    align-self: center;
  }

  .page-products .subscribe-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 48px;
    align-items: center;
  }

  .page-products .subscribe-visual .figure {
    margin: 0 auto;
  }

  .page-products .binding-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 48px;
    align-items: center;
  }

  .page-products .history-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 48px;
    align-items: center;
  }

  .page-products .history-visual .figure {
    margin: 0;
  }

  .page-products .version-banner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 40px;
    align-items: center;
    padding: 40px 32px;
  }

  .page-products .version-banner-visual .figure {
    margin: 0;
  }

  .page-products .support-routes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .support-route-main {
    grid-row: span 1;
  }

  .page-products .support-route-connect {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 24px;
    align-items: center;
  }

  .page-products .support-route-connect > div:first-child {
    margin-bottom: 0;
  }

  .page-products .support-address {
    border-top: 0;
    border-left: 1px solid rgba(45, 212, 191, 0.16);
    padding: 0 0 0 20px;
  }
}

/* ===== 桌面端 ===== */
@media (min-width: 1080px) {
  .page-products .platform-hero {
    padding: 64px 0 48px;
  }

  .page-products .platform-hero h1 {
    font-size: 60px;
  }

  .page-products .platform-hero-lead {
    font-size: 17px;
  }

  .page-products .platform-hero-visual {
    min-height: 440px;
  }

  .page-products .phone-shell {
    width: 300px;
  }

  .page-products .download-flow {
    gap: 40px;
  }

  .page-products .subscribe-layout {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .page-products .subscribe-visual .figure {
    width: 100%;
    max-width: 460px;
  }

  .page-products .support-routes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .support-route-main {
    grid-column: span 2;
  }

  .page-products .support-route-connect {
    grid-column: 1 / -1;
  }
}