.page-products {
  --p-primary: #0B1D3A;
  --p-primary-2: #10294A;
  --p-primary-3: #081424;
  --p-gold: #C9A227;
  --p-gold-bright: #E4BF3D;
  --p-gold-dark: #967A1C;
  --p-gold-soft: rgba(201, 162, 39, 0.12);
  --p-cream: #F7F3E8;
  --p-danger: #8B0000;
  --p-gray: #8A8D91;
  --p-green: #6B8E23;
  --p-terracotta: #D2691E;
  --p-link: #A0C4E0;
  --p-white: #fff;
  --p-font-head: "Noto Serif SC", "Source Han Serif SC", "Songti SC", STSong, serif;
  --p-font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --p-font-mono: "Roboto Mono", "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --p-shadow-1: 0 6px 24px rgba(8, 20, 36, 0.28);
  background: var(--p-cream);
  overflow: clip;
}

/* ===== Hero ===== */
.page-products .products-hero {
  background:
    linear-gradient(135deg, var(--p-primary-3) 0%, var(--p-primary) 58%, var(--p-primary-2) 100%);
  padding: 56px 0 0;
  position: relative;
  overflow: hidden;
  color: var(--p-cream);
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 68%;
  height: 100%;
  background: linear-gradient(115deg, transparent 0%, rgba(201, 162, 39, 0.14) 100%);
  clip-path: polygon(40% 0%, 100% 0%, 100% 100%, 12% 100%);
  pointer-events: none;
}

.page-products .products-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  background: var(--p-cream);
  clip-path: polygon(0 0, 100% 60%, 100% 100%, 0 100%);
}

.page-products .products-hero__inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 40px;
}

.page-products .products-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  gap: 64px;
  align-items: center;
  padding-bottom: 110px;
}

.page-products .products-hero__content {
  position: relative;
  z-index: 1;
}

.page-products .breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-family: var(--p-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: rgba(247, 243, 232, 0.72);
  margin-bottom: 28px;
}

.page-products .breadcrumb__item--current {
  color: var(--p-gold-bright);
}

.page-products .breadcrumb__sep {
  color: rgba(247, 243, 232, 0.5);
}

.page-products .products-hero__label {
  font-family: var(--p-font-mono);
  font-size: 13px;
  letter-spacing: 0.34em;
  color: var(--p-gold);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.page-products .products-hero__title {
  font-family: var(--p-font-head);
  font-size: 36px;
  font-weight: 700;
  line-height: 1.32;
  margin-bottom: 22px;
  color: var(--p-cream);
  letter-spacing: 0.02em;
}

.page-products .products-hero__desc {
  font-family: var(--p-font-body);
  font-size: 16px;
  line-height: 1.85;
  color: rgba(247, 243, 232, 0.86);
  max-width: 640px;
  margin-bottom: 26px;
}

.page-products .products-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
}

.page-products .status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--p-font-mono);
  font-size: 13px;
  color: rgba(247, 243, 232, 0.92);
  background: rgba(16, 41, 74, 0.68);
  border: 1px solid rgba(201, 162, 39, 0.28);
  padding: 7px 14px;
  border-radius: 0;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.page-products .status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--p-green);
  display: block;
}

.page-products .status--warn .status__dot {
  background: var(--p-gold-bright);
  animation: p-pulse 2s ease-in-out infinite;
}

@keyframes p-pulse {
  0%,
  100% {
    opacity: 0.35;
    transform: scale(0.9);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

.page-products .products-hero__visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  z-index: 1;
}

.page-products .products-hero__crown {
  width: 240px;
  height: 160px;
  filter: drop-shadow(0 10px 26px rgba(0, 0, 0, 0.46));
}

.page-products .crown-body {
  fill: rgba(201, 162, 39, 0.24);
  stroke: var(--p-gold-bright);
  stroke-width: 3;
  stroke-linejoin: round;
}

.page-products .crown-base {
  fill: var(--p-gold);
  opacity: 0.72;
}

.page-products .crown-jewel {
  fill: var(--p-gold-bright);
}

.page-products .crown-sidelight {
  fill: none;
  stroke: rgba(201, 162, 39, 0.6);
  stroke-width: 2;
}

.page-products .products-hero__mono {
  font-family: var(--p-font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--p-gold);
  text-transform: uppercase;
  background: rgba(8, 20, 36, 0.48);
  padding: 10px 18px;
  border: 1px solid rgba(201, 162, 39, 0.3);
  white-space: nowrap;
}

.page-products .track-line {
  width: 320px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--p-gold), transparent);
  position: relative;
}

.page-products .track-line::after {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--p-gold-bright);
  animation: p-track 3.4s ease-in-out infinite;
}

@keyframes p-track {
  0% {
    left: 0;
    opacity: 0.2;
  }
  50% {
    opacity: 1;
  }
  100% {
    left: calc(100% - 7px);
    opacity: 0.2;
  }
}

.page-products .diag-band {
  position: absolute;
  top: -18px;
  right: -76px;
  width: 280px;
  height: 12px;
  background: rgba(201, 162, 39, 0.18);
  transform: rotate(28deg);
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-products .status--warn .status__dot,
  .page-products .track-line::after {
    animation: none;
  }
}

/* ===== 下载中心 ===== */
.page-products .products-download {
  padding: 72px 0 64px;
  background: var(--p-cream);
}

.page-products .container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 40px;
}

.page-products .section-head--light {
  margin-bottom: 44px;
}

.page-products .section-label {
  font-family: var(--p-font-mono);
  font-size: 13px;
  letter-spacing: 0.22em;
  color: var(--p-gold-dark);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.page-products .section-head__row {
  display: flex;
  align-items: baseline;
  gap: 32px;
  flex-wrap: wrap;
}

.page-products .section-title {
  font-family: var(--p-font-head);
  font-size: 28px;
  font-weight: 700;
  color: var(--p-primary);
  margin: 0;
}

.page-products .section-head__note {
  font-family: var(--p-font-mono);
  font-size: 14px;
  color: var(--p-gray);
  margin: 0;
}

.page-products .download-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.9fr);
  gap: 28px;
  align-items: stretch;
}

.page-products .download-card {
  background: var(--p-white);
  border: 1px solid rgba(201, 162, 39, 0.4);
  border-top: 4px solid var(--p-gold);
  box-shadow: var(--p-shadow-1);
  display: flex;
  overflow: hidden;
}

.page-products .download-card--primary {
  flex-direction: column;
}

.page-products .download-card--primary img {
  display: none;
}

.page-products .download-card__shot {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 2px solid rgba(201, 162, 39, 0.24);
}

.page-products .download-card__body {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.page-products .download-card__tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.page-products .tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--p-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  background: rgba(139, 0, 0, 0.08);
  color: var(--p-danger);
  border: 1px solid rgba(139, 0, 0, 0.18);
}

.page-products .tag--gold {
  background: var(--p-gold);
  color: var(--p-primary-3);
  border-color: var(--p-gold);
}

.page-products .tag--green {
  background: rgba(107, 142, 35, 0.14);
  color: var(--p-primary);
  border-color: rgba(107, 142, 35, 0.4);
}

.page-products .tag--terracotta {
  background: rgba(210, 105, 30, 0.12);
  color: var(--p-terracotta);
  border-color: rgba(210, 105, 30, 0.3);
}

.page-products .download-card__mono {
  font-family: var(--p-font-mono);
  font-size: 14px;
  color: var(--p-gold-dark);
  letter-spacing: 0.1em;
}

.page-products .download-card__name {
  font-family: var(--p-font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--p-primary);
  margin: 0;
}

.page-products .download-card__desc {
  font-family: var(--p-font-body);
  font-size: 15px;
  line-height: 1.8;
  color: #444;
  margin: 0;
}

.page-products .download-card__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .download-card__list li {
  font-family: var(--p-font-mono);
  font-size: 13px;
  color: var(--p-primary-2);
  padding-left: 18px;
  position: relative;
}

.page-products .download-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--p-gold);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.page-products .download-card__actions {
  margin-top: auto;
  padding-top: 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.page-products .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  font-family: var(--p-font-body);
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
  color: var(--p-primary-3);
  background: var(--p-gold);
  box-shadow: 0 4px 14px rgba(201, 162, 39, 0.44);
  transition: background 0.24s ease, transform 0.24s ease, box-shadow 0.24s ease;
}

.page-products .btn:hover {
  background: var(--p-gold-bright);
  box-shadow: 0 6px 18px rgba(201, 162, 39, 0.55);
  transform: translateY(-1px);
}

.page-products .btn:focus-visible {
  outline: 2px solid var(--p-gold);
  outline-offset: 3px;
}

.page-products .btn--ghost {
  background: transparent;
  border: 1px solid rgba(201, 162, 39, 0.55);
  color: var(--p-gold-bright);
  box-shadow: none;
}

.page-products .btn--ghost:hover {
  background: rgba(201, 162, 39, 0.1);
  border-color: var(--p-gold-bright);
  box-shadow: none;
  transform: none;
}

.page-products .btn--gold {
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
}

.page-products .download-btn {
  position: relative;
  overflow: hidden;
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  min-width: 180px;
}

.page-products .download-btn .btn__state {
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.36);
  position: absolute;
  transform: translate(-50%, -50%);
  top: 50%;
  left: 50%;
  pointer-events: none;
  z-index: 0;
}

.page-products .download-btn:active .btn__state {
  animation: p-download-ripple 0.7s ease-out;
}

@keyframes p-download-ripple {
  from {
    width: 0;
    height: 0;
    opacity: 1;
  }
  to {
    width: 340px;
    height: 340px;
    opacity: 0;
  }
}

.page-products .download-btn .btn__label {
  position: relative;
  z-index: 1;
}

.page-products .download-card__hint {
  font-family: var(--p-font-mono);
  font-size: 12px;
  color: var(--p-gray);
}

.page-products .download-side {
  display: grid;
  gap: 24px;
  align-content: start;
}

.page-products .panel-cut {
  background: var(--p-primary);
  color: var(--p-cream);
  padding: 28px 26px 30px;
  position: relative;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-products .panel-cut::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 110px;
  height: 110px;
  background: linear-gradient(135deg, transparent 70%, rgba(201, 162, 39, 0.3) 100%);
  pointer-events: none;
}

.page-products .panel-cut__label {
  font-family: var(--p-font-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--p-gold);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.page-products .panel-cut__title {
  font-family: var(--p-font-head);
  font-size: 21px;
  font-weight: 700;
  color: var(--p-cream);
  margin: 0 0 12px;
}

.page-products .panel-cut__text {
  font-family: var(--p-font-body);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(247, 243, 232, 0.82);
  margin: 0 0 18px;
}

.page-products .panel-cut__link {
  font-family: var(--p-font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--p-gold-bright);
  text-decoration: none;
}

.page-products .panel-cut__link:hover {
  color: var(--p-gold);
  text-decoration: underline;
}

.page-products .download-side__card--plain {
  background: var(--p-white);
  border: 1px solid rgba(139, 139, 145, 0.22);
  box-shadow: 0 4px 14px rgba(8, 20, 36, 0.08);
  padding: 0;
}

.page-products .content-desc {
  padding: 22px 26px;
  border-bottom: 1px solid rgba(139, 139, 145, 0.18);
}

.page-products .content-desc:last-child {
  border-bottom: none;
}

.page-products .content-desc .tag {
  margin-bottom: 12px;
}

.page-products .content-desc__text {
  font-family: var(--p-font-body);
  font-size: 14px;
  line-height: 1.8;
  color: #555;
  margin: 0;
}

/* ===== 历史版本归档 ===== */
.page-products .products-archive {
  background: var(--p-primary-3);
  padding: 72px 0 68px;
  position: relative;
  color: var(--p-cream);
  overflow: hidden;
}

.page-products .products-archive::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 360px;
  height: 340px;
  background: radial-gradient(circle at 30% 70%, rgba(201, 162, 39, 0.1), transparent 70%);
}

.page-products .section-head--dark .section-title {
  color: var(--p-cream);
}

.page-products .section-head--dark .section-head__note {
  color: rgba(247, 243, 232, 0.65);
}

.page-products .archive-timeline {
  position: relative;
  margin-top: 34px;
}

.page-products .archive-timeline__rail {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: absolute;
  left: 88px;
  top: 0;
  bottom: 0;
  width: 2px;
  gap: 0;
}

.page-products .archive-timeline__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--p-gold);
  border: 2px solid var(--p-primary-3);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.22);
  margin-left: -5px;
  position: relative;
  top: 34px;
  flex-shrink: 0;
}

.page-products .archive-timeline__line {
  flex: 1;
  width: 2px;
  background: linear-gradient(180deg, rgba(201, 162, 39, 0.55), rgba(201, 162, 39, 0.08));
  min-height: 120px;
}

.page-products .archive-list {
  display: grid;
}

.page-products .archive-item {
  position: relative;
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 28px;
  padding: 24px 0 36px;
}

.page-products .archive-item:last-of-type {
  padding-bottom: 10px;
}

.page-products .archive-item__year {
  font-family: var(--p-font-mono);
  font-size: 14px;
  color: var(--p-gold);
  text-align: right;
  padding-top: 16px;
  margin: 0;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.page-products .archive-item__content {
  position: relative;
  background: rgba(16, 41, 74, 0.72);
  border: 1px solid rgba(201, 162, 39, 0.22);
  padding: 26px 28px;
  transition: border-color 0.24s ease, background 0.24s ease;
  backdrop-filter: blur(2px);
}

.page-products .archive-item__content::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 64px;
  height: 64px;
  background: linear-gradient(225deg, rgba(201, 162, 39, 0.18) 0%, transparent 58%);
}

.page-products .archive-item:hover .archive-item__content {
  border-color: rgba(201, 162, 39, 0.62);
  background: rgba(16, 41, 74, 0.88);
}

.page-products .archive-item .tag {
  margin-bottom: 10px;
}

.page-products .archive-item__name {
  font-family: var(--p-font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--p-cream);
  margin: 0 0 10px;
}

.page-products .archive-item__desc {
  font-family: var(--p-font-body);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(247, 243, 232, 0.78);
  margin: 0 0 12px;
}

.page-products .archive-item__mono {
  font-family: var(--p-font-mono);
  font-size: 12px;
  color: var(--p-gold);
  letter-spacing: 0.12em;
  margin: 0;
}

.page-products .archive-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 20px;
  padding: 22px 26px;
  border: 1px dashed rgba(201, 162, 39, 0.42);
  background: rgba(8, 20, 36, 0.5);
}

.page-products .archive-note__text {
  font-family: var(--p-font-body);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(247, 243, 232, 0.78);
  margin: 0;
  max-width: 780px;
}

.page-products .btn--ghost-gold {
  border-color: rgba(201, 162, 39, 0.6);
  color: var(--p-gold-bright);
  flex-shrink: 0;
}

/* ===== 平台兼容性 ===== */
.page-products .products-compat {
  background: var(--p-cream);
  padding: 72px 0 60px;
}

.page-products .compat-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  border-bottom: 2px solid rgba(139, 139, 145, 0.24);
  margin-bottom: 28px;
}

.page-products .compat-tab {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 14px 18px;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-family: var(--p-font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--p-gray);
  transition: color 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.page-products .compat-tab:hover {
  color: var(--p-primary);
}

.page-products .compat-tab[aria-selected="true"] {
  color: var(--p-gold-dark);
  border-bottom-color: var(--p-gold);
  background: linear-gradient(to bottom, transparent 76%, rgba(201, 162, 39, 0.1) 76%);
}

.page-products .compat-tab__icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  color: currentColor;
}

.page-products .compat-panel {
  background: var(--p-white);
  border: 1px solid rgba(139, 139, 145, 0.2);
  box-shadow: 0 4px 18px rgba(8, 20, 36, 0.08);
  padding: 30px;
  display: block;
  margin-bottom: 24px;
}

.page-products .compat-panel--hidden {
  display: none;
}

.page-products .compat-panel__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 1fr);
  gap: 32px;
  align-items: center;
}

.page-products .compat-info__title {
  font-family: var(--p-font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--p-primary);
  margin: 0 0 12px;
}

.page-products .compat-info__text {
  font-family: var(--p-font-body);
  font-size: 15px;
  line-height: 1.8;
  color: #555;
  margin: 0 0 18px;
}

.page-products .compat-info__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.page-products .compat-info__list li {
  font-family: var(--p-font-mono);
  font-size: 13px;
  color: var(--p-primary-2);
  padding-left: 18px;
  position: relative;
}

.page-products .compat-info__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 7px;
  height: 7px;
  background: var(--p-gold);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.page-products .compat-diagram {
  position: relative;
}

.page-products .compat-diagram img {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid rgba(139, 139, 145, 0.2);
  margin-bottom: 10px;
}

.page-products .compat-diagram__cap {
  font-family: var(--p-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--p-gray);
  margin: 0;
}

.page-products .compat-note {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.page-products .compat-note__item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(16, 41, 74, 0.05);
  border: 1px solid rgba(139, 139, 145, 0.16);
  padding: 14px 16px;
}

.page-products .compat-note__text {
  font-family: var(--p-font-body);
  font-size: 13px;
  line-height: 1.65;
  color: #666;
  margin: 0;
}

/* ===== 更新日志 ===== */
.page-products .products-changelog {
  background: var(--p-primary);
  padding: 72px 0 68px;
  position: relative;
  overflow: hidden;
  color: var(--p-cream);
}

.page-products .products-changelog::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--p-gold) 0%, rgba(201, 162, 39, 0) 80%);
}

.page-products .products-changelog .section-title {
  color: var(--p-cream);
}

.page-products .products-changelog .section-head__note {
  color: rgba(247, 243, 232, 0.6);
}

.page-products .changelog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 18px;
}

.page-products .changelog-item {
  background: rgba(16, 41, 74, 0.7);
  border: 1px solid rgba(201, 162, 39, 0.2);
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.24s ease, transform 0.24s ease, background 0.24s ease;
}

.page-products .changelog-item:hover {
  border-color: rgba(201, 162, 39, 0.55);
  background: rgba(16, 41, 74, 0.92);
  transform: translateY(-3px);
}

.page-products .changelog-item__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-products .changelog-item__version {
  font-family: var(--p-font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--p-gold-bright);
  letter-spacing: 0.05em;
}

.page-products .changelog-item__title {
  font-family: var(--p-font-head);
  font-size: 17px;
  font-weight: 600;
  color: var(--p-cream);
  margin: 0;
  line-height: 1.5;
}

.page-products .changelog-item__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .changelog-item__list li {
  font-family: var(--p-font-body);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(247, 243, 232, 0.82);
  padding-left: 16px;
  position: relative;
}

.page-products .changelog-item__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--p-gold);
  transform: rotate(45deg);
}

.page-products .changelog-visual {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  gap: 40px;
  align-items: center;
  margin-top: 46px;
  padding-top: 34px;
  border-top: 1px solid rgba(201, 162, 39, 0.25);
}

.page-products .changelog-visual__figure {
  background: var(--p-primary-3);
  padding: 10px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-products .changelog-visual__figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  display: block;
}

.page-products .changelog-visual__mono {
  font-family: var(--p-font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--p-gold);
  text-transform: uppercase;
  margin: 0 0 16px;
}

.page-products .changelog-visual__desc {
  font-family: var(--p-font-body);
  font-size: 15px;
  line-height: 1.9;
  color: rgba(247, 243, 232, 0.84);
  margin: 0 0 24px;
}

/* ===== 帮助中心交叉链接 ===== */
.page-products .products-faq {
  background: var(--p-cream);
  padding: 64px 0 72px;
}

.page-products .crosslink-card {
  background: var(--p-primary);
  color: var(--p-cream);
  padding: 46px 50px;
  position: relative;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) auto;
  gap: 40px;
  align-items: center;
  overflow: hidden;
}

.page-products .crosslink-card::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -40px;
  width: 220px;
  height: 220px;
  border: 2px solid rgba(201, 162, 39, 0.32);
  border-radius: 50%;
  box-shadow:
    0 0 0 28px rgba(201, 162, 39, 0.06),
    0 0 0 56px rgba(201, 162, 39, 0.04);
  pointer-events: none;
}

.page-products .section-label--gold {
  color: var(--p-gold);
  font-size: 12px;
}

.page-products .crosslink-card__title {
  font-family: var(--p-font-head);
  font-size: 24px;
  font-weight: 700;
  color: var(--p-cream);
  margin: 8px 0 14px;
  line-height: 1.45;
}

.page-products .crosslink-card__text {
  font-family: var(--p-font-body);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 243, 232, 0.82);
  margin: 0;
  max-width: 700px;
}

.page-products .crosslink-card .btn {
  justify-self: end;
  z-index: 1;
}

/* ===== 响应式 ===== */
@media (min-width: 1400px) {
  .page-products .download-card--primary img {
    display: block;
  }

  .page-products .download-card--primary {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }

  .page-products .download-card__shot {
    height: 100%;
    aspect-ratio: auto;
    border-bottom: none;
    border-right: 2px solid rgba(201, 162, 39, 0.24);
  }
}

@media (min-width: 1025px) and (max-width: 1400px) {
  .page-products .download-card--primary img {
    display: block;
  }
}

@media (max-width: 1024px) {
  .page-products .products-hero__grid {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-bottom: 110px;
  }

  .page-products .products-hero__visual {
    display: none;
  }

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

  .page-products .compat-tabs {
    grid-template-columns: repeat(2, 1fr);
    gap: 4px 14px;
  }

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

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

  .page-products .changelog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .page-products .crosslink-card .btn {
    justify-self: start;
  }
}

@media (max-width: 720px) {
  .page-products .products-hero {
    padding: 40px 0 0;
  }

  .page-products .products-hero__inner,
  .page-products .container {
    padding: 0 20px;
  }

  .page-products .products-hero__grid {
    padding-bottom: 110px;
    gap: 28px;
  }

  .page-products .products-hero__title {
    font-size: 26px;
  }

  .page-products .products-hero__desc {
    font-size: 14px;
  }

  .page-products .products-hero__meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-products .section-title {
    font-size: 22px;
  }

  .page-products .section-head__row {
    flex-direction: column;
    gap: 8px;
  }

  .page-products .download-card__body {
    padding: 20px;
  }

  .page-products .download-card__actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-products .download-card__hint {
    line-height: 1.6;
  }

  .page-products .archive-item {
    grid-template-columns: 52px 1fr;
    gap: 16px;
    padding: 16px 0 28px;
  }

  .page-products .archive-item__year {
    font-size: 12px;
    padding-top: 14px;
  }

  .page-products .archive-timeline__rail {
    left: 49px;
  }

  .page-products .archive-item__content {
    padding: 18px 16px;
  }

  .page-products .archive-timeline__line {
    min-height: 160px;
  }

  .page-products .archive-note {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-products .compat-tab {
    font-size: 13px;
    padding: 12px 8px;
    gap: 8px;
  }

  .page-products .compat-tab__icon {
    width: 22px;
    height: 22px;
  }

  .page-products .compat-panel {
    padding: 18px 14px;
  }

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

  .page-products .crosslink-card {
    padding: 30px 22px;
  }

  .page-products .crosslink-card__title {
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  .page-products .compat-tabs {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .compat-tab__label {
    white-space: nowrap;
  }
}