/* ===== 应用中心页 · 专属样式（限定 .page-products 作用域） ===== */
@keyframes pp-hero-twinkle {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.08); }
}

.page-products {
  --pp-shell-bg: #f2ebde;
  --pp-border: rgba(27, 42, 74, 0.14);
  --pp-toc-w: 220px;
  --pp-section-radius: 14px;
  background: var(--pp-shell-bg);
  color: var(--color-ink);
}

/* ---------- 首屏 Hero ---------- */
.page-products .products-hero {
  background:
    radial-gradient(circle at 15% 20%, rgba(224, 170, 78, 0.18), transparent 30%),
    radial-gradient(circle at 85% 15%, rgba(214, 64, 64, 0.18), transparent 32%),
    radial-gradient(circle at 70% 88%, rgba(224, 170, 78, 0.1), transparent 28%),
    var(--color-bg-dark);
  color: var(--color-ink-light);
  padding: 3.6rem 0 2.6rem;
  border-bottom: 1px solid rgba(224, 170, 78, 0.3);
  position: relative;
  overflow: hidden;
}

.page-products .products-hero::before,
.page-products .products-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle 2px at 18% 28%, rgba(242, 201, 110, 0.7), transparent 100%),
    radial-gradient(circle 2px at 42% 62%, rgba(255, 255, 255, 0.55), transparent 100%),
    radial-gradient(circle 2px at 68% 32%, rgba(242, 201, 110, 0.65), transparent 100%),
    radial-gradient(circle 1px at 88% 70%, rgba(255, 255, 255, 0.5), transparent 100%),
    radial-gradient(circle 1px at 27% 86%, rgba(242, 201, 110, 0.5), transparent 100%);
  pointer-events: none;
}

.page-products .products-hero::before { animation: pp-hero-twinkle 6s ease-in-out infinite alternate; }
.page-products .products-hero::after { animation: pp-hero-twinkle 8s ease-in-out infinite alternate-reverse; }

.page-products .products-hero__inner { position: relative; z-index: 1; }
.page-products .products-hero__grid { display: grid; gap: 2.2rem; align-items: center; }
.page-products .products-hero__copy { max-width: 580px; }
.page-products .products-hero__kicker {
  font-family: var(--font-heading);
  font-size: var(--size-tiny);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin: 0 0 0.8rem;
}

.page-products .products-hero__title {
  font-family: var(--font-heading);
  font-weight: 300;
  font-size: clamp(1.7rem, 6vw, 3.4rem);
  line-height: 1.16;
  color: var(--color-ink-light);
  margin: 0 0 1.2rem;
  letter-spacing: 0.02em;
}

.page-products .products-hero__gold { color: var(--color-gold); }

.page-products .products-hero__desc {
  font-size: var(--size-sub);
  line-height: 1.8;
  color: rgba(245, 239, 230, 0.86);
  margin-bottom: 1.5rem;
  max-width: 54ch;
}

.page-products .products-hero__actions { display: flex; flex-wrap: wrap; gap: 0.85rem; }

.page-products .products-hero__actions .btn--ghost {
  color: var(--color-ink-light);
  border-color: rgba(245, 239, 230, 0.5);
  background: transparent;
}

.page-products .products-hero__actions .btn--ghost:hover,
.page-products .products-hero__actions .btn--ghost:focus-visible {
  background: rgba(245, 239, 230, 0.1);
  border-color: var(--color-gold-light);
}

.page-products .products-hero__figure { margin: 0; max-width: 700px; }

.page-products .products-hero__imgframe {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(242, 201, 110, 0.4);
  background: var(--color-bg-darkblue);
}

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

.page-products .products-hero__caption {
  margin-top: 0.7rem;
  font-size: var(--size-tiny);
  color: rgba(245, 239, 230, 0.6);
  letter-spacing: 0.06em;
  text-align: right;
}

/* ---------- 产品说明书主体 ---------- */
.page-products .products-shell { padding: 2.6rem 0 5rem; }
.page-products .products-shell__grid { display: grid; gap: 2rem; align-items: start; }

/* ---------- 左侧目录 ---------- */
.page-products .products-toc {
  background: var(--color-bg-darkblue);
  color: var(--color-ink-light);
  border-radius: var(--radius);
  padding: 1.3rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 12px 26px rgba(10, 18, 38, 0.16);
  border-left: 3px solid var(--color-gold);
}

.page-products .products-toc__title {
  font-family: var(--font-heading);
  font-size: var(--size-tiny);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold-light);
  margin: 0 0 0.15rem;
  flex-basis: 100%;
}

.page-products .products-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  flex: 1 1 auto;
}

.page-products .products-toc__item + .products-toc__item { margin-top: 0; }

.page-products .products-toc__link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: rgba(245, 239, 230, 0.85);
  padding: 0.4rem 0.6rem;
  border-radius: 8px;
  font-size: var(--size-sub);
  transition: background 0.2s, color 0.2s;
}

.page-products .products-toc__link:hover,
.page-products .products-toc__link:focus-visible {
  background: rgba(224, 170, 78, 0.16);
  color: var(--color-gold-light);
  outline: 2px solid rgba(242, 201, 110, 0.5);
  outline-offset: 2px;
}

.page-products .products-toc__num {
  font-family: var(--font-heading);
  font-size: var(--size-tiny);
  color: var(--color-gold);
}

.page-products .products-toc__badge {
  border: 1px solid rgba(224, 170, 78, 0.4);
  background: rgba(224, 170, 78, 0.12);
  border-radius: 10px;
  padding: 0.65rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 128px;
}

.page-products .products-toc__badge-label { font-size: var(--size-tiny); color: rgba(245, 239, 230, 0.7); letter-spacing: 0.06em; }

.page-products .products-toc__badge-num {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-gold-light);
  line-height: 1.1;
}

.page-products .products-toc__badge-note { font-size: var(--size-tiny); color: rgba(245, 239, 230, 0.65); }

.page-products .products-toc__tip {
  font-size: var(--size-tiny);
  line-height: 1.6;
  color: rgba(245, 239, 230, 0.72);
  margin: 0.4rem 0 0;
  flex-basis: 100%;
}

.page-products .products-toc__related {
  border-top: 1px solid rgba(245, 239, 230, 0.14);
  padding-top: 0.8rem;
  flex-basis: 100%;
}

.page-products .products-toc__related-title {
  font-size: var(--size-tiny);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(245, 239, 230, 0.55);
  margin: 0 0 0.5rem;
}

.page-products .products-toc__related-links { display: flex; flex-wrap: wrap; gap: 0.4rem 0.9rem; }

.page-products .products-toc__related-links a {
  color: var(--color-gold-light);
  text-decoration: none;
  font-size: var(--size-tiny);
  border-bottom: 1px solid rgba(242, 201, 110, 0.4);
}

.page-products .products-toc__related-links a:hover,
.page-products .products-toc__related-links a:focus-visible {
  color: var(--color-ink-light);
  border-bottom-color: var(--color-gold-light);
}

/* ---------- 右侧内容面板 ---------- */
.page-products .products-main { min-width: 0; }

.page-products .products-section {
  background: var(--color-bg-white);
  border: 1px solid var(--pp-border);
  border-radius: var(--pp-section-radius);
  padding: 1.5rem 1.2rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 18px rgba(10, 18, 38, 0.06);
}

.page-products .products-section__head { display: flex; align-items: baseline; gap: 0.85rem; margin-bottom: 0.85rem; }

.page-products .products-section__head .section-index {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--size-tiny);
  color: var(--color-ink-light);
  background: var(--color-bg-darkblue);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
}

.page-products .products-section__head .section-title {
  font-family: var(--font-heading);
  font-weight: 300;
  font-size: var(--size-title);
  color: var(--color-ink);
  margin: 0;
  letter-spacing: 0.02em;
}

.page-products .products-section__lead {
  font-size: var(--size-sub);
  line-height: 1.8;
  color: var(--color-ink);
  margin: 0 0 1.4rem;
  border-left: 3px solid var(--color-gold);
  padding-left: 0.9rem;
  background: rgba(224, 170, 78, 0.06);
  padding-top: 0.4rem;
  padding-bottom: 0.4rem;
  border-radius: 0 8px 8px 0;
}

/* ---------- 01 下载选择 ---------- */
.page-products .products-download-section { border-top: 3px solid var(--color-gold); }

.page-products .platform-grid { display: grid; gap: 1rem; }

.page-products .platform-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--color-bg-white);
  border: 1px solid var(--pp-border);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  transition: box-shadow 0.2s, transform 0.2s;
}

.page-products .platform-card:hover,
.page-products .platform-card:focus-within { box-shadow: 0 10px 22px rgba(10, 18, 38, 0.1); transform: translateY(-2px); }

.page-products .platform-card--dark {
  background: var(--color-bg-darkblue);
  color: var(--color-ink-light);
  border-color: var(--color-bg-darkblue);
}

.page-products .platform-card--dark .platform-card__name { color: var(--color-gold-light); }

.page-products .platform-card--dark .platform-card__meta,
.page-products .platform-card--dark .platform-card__desc { color: rgba(245, 239, 230, 0.8); }

.page-products .platform-card__icon { color: var(--color-gold); display: flex; align-items: center; }

.page-products .platform-card--dark .platform-card__icon { color: var(--color-gold-light); }

.page-products .platform-card__icon svg { width: 52px; height: 36px; display: block; }

.page-products .platform-card__body { display: flex; flex-direction: column; gap: 0.2rem; }

.page-products .platform-card__name {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 1.05rem;
  color: var(--color-ink);
  margin: 0;
}

.page-products .platform-card__meta {
  font-size: var(--size-tiny);
  color: var(--color-blue-secondary);
  letter-spacing: 0.04em;
}

.page-products .platform-card__desc { font-size: var(--size-tiny); line-height: 1.65; color: var(--color-ink); margin: 0; }

/* 标签式下载按钮 */
.page-products .btn--tag {
  border-radius: 999px;
  padding: 0.5rem 1.1rem;
  font-size: var(--size-tiny);
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: 9rem;
  transition: filter 0.2s, box-shadow 0.2s, background 0.2s;
}

.page-products .btn--tag:hover,
.page-products .btn--tag:focus-visible {
  filter: brightness(1.12);
  box-shadow: 0 4px 12px rgba(224, 170, 78, 0.35);
}

/* 下载底部 */
.page-products .download-bottom { display: grid; gap: 1.6rem; margin-top: 1.6rem; border-top: 1px dashed var(--color-blue-secondary); padding-top: 1.5rem; }

.page-products .download-steps {
  background: var(--color-bg-light);
  border-radius: var(--radius);
  padding: 1.2rem 1.25rem;
  border: 1px solid rgba(61, 90, 128, 0.2);
}

.page-products .steps-head { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.9rem; }

.page-products .steps-head__num {
  font-family: var(--font-heading);
  font-size: var(--size-tiny);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
}

.page-products .steps-head__line { flex: 1; height: 1px; background: linear-gradient(90deg, var(--color-accent), transparent); }

.page-products .steps-list { list-style: none; margin: 0 0 1rem; padding: 0; counter-reset: step; }

.page-products .steps-list__item {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  font-size: var(--size-sub);
  color: var(--color-ink);
  padding: 0.32rem 0;
}

.page-products .steps-list__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--color-bg-darkblue);
  color: var(--color-gold-light);
  font-family: var(--font-heading);
  font-size: var(--size-tiny);
}

.page-products .steps-help {
  display: inline-block;
  font-size: var(--size-tiny);
  color: var(--color-blue-secondary);
  border-bottom: 1px solid var(--color-blue-secondary);
  text-decoration: none;
  padding-bottom: 2px;
}

.page-products .steps-help:hover,
.page-products .steps-help:focus-visible {
  color: var(--color-accent-dark);
  border-bottom-color: var(--color-accent);
}

/* 下载视觉 */
.page-products .download-visual { display: grid; gap: 1rem; }

.page-products .sync-flip {
  perspective: 1000px;
  height: 176px;
  cursor: pointer;
  border-radius: var(--radius);
}

.page-products .sync-flip__inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.page-products .sync-flip:hover .sync-flip__inner,
.page-products .sync-flip:focus-visible .sync-flip__inner,
.page-products .sync-flip:focus-within .sync-flip__inner { transform: rotateY(180deg); }

.page-products .sync-flip__face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.5rem;
  background: var(--color-bg-darkblue);
  color: var(--color-ink-light);
  border-radius: var(--radius);
  border: 1px solid rgba(224, 170, 78, 0.45);
  padding: 1.2rem;
  text-align: center;
}

.page-products .sync-flip__face svg { width: 100%; max-width: 220px; height: 84px; color: var(--color-gold-light); }

.page-products .sync-flip__face--back { transform: rotateY(180deg); background: var(--color-bg-dark); }

.page-products .sync-flip__back-text { font-size: var(--size-sub); line-height: 1.6; color: var(--color-gold-light); margin: 0; }

.page-products .sync-flip__back-note { font-size: var(--size-tiny); color: rgba(245, 239, 230, 0.7); }

.page-products .sync-flip__label { font-size: var(--size-tiny); letter-spacing: 0.12em; text-transform: uppercase; color: rgba(245, 239, 230, 0.8); }

.page-products .download-visual__figure { margin: 0; }

.page-products .download-visual__img {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--pp-border);
}

.page-products .download-visual__caption { font-size: var(--size-tiny); color: var(--color-blue-secondary); margin-top: 0.5rem; text-align: right; }

.page-products .download-visual__note {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  border-left: 3px solid var(--color-gold);
  background: var(--color-bg-light);
  border-radius: 0 10px 10px 0;
  padding: 0.85rem 1rem;
}

.page-products .download-visual__note-label { font-size: var(--size-tiny); color: var(--color-blue-secondary); letter-spacing: 0.1em; text-transform: uppercase; }

.page-products .download-visual__note-value { font-family: var(--font-heading); font-size: 1.1rem; color: var(--color-ink-darkblue); }

.page-products .download-visual__note-text { font-size: var(--size-tiny); color: var(--color-ink); line-height: 1.6; }

/* ---------- 02 会员中心功能导览 ---------- */
.page-products .products-member-section { border-top: 3px solid var(--color-accent); }

.page-products .member-layout {
  display: grid;
  gap: 1.4rem;
  background: var(--color-bg-darkblue);
  border-radius: var(--radius);
  padding: 1.25rem;
  color: var(--color-ink-light);
  box-shadow: 0 10px 24px rgba(10, 18, 38, 0.16);
}

.page-products .member-layout__figure { margin: 0; }

.page-products .member-layout__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius) - 4px);
  border: 1px solid rgba(242, 201, 110, 0.4);
}

.page-products .member-layout__caption { font-size: var(--size-tiny); color: rgba(245, 239, 230, 0.7); margin-top: 0.5rem; text-align: right; }

.page-products .member-features { display: grid; gap: 1rem; align-content: start; }

.page-products .feature-item { display: flex; gap: 0.8rem; align-items: flex-start; }

.page-products .feature-item__star { color: var(--color-gold); flex: 0 0 auto; font-size: 1.1rem; line-height: 1; margin-top: 0.2rem; }

.page-products .feature-item__body { display: flex; flex-direction: column; gap: 0.2rem; }

.page-products .feature-item__title { font-family: var(--font-heading); font-weight: 400; font-size: 0.95rem; color: var(--color-gold-light); margin: 0; }

.page-products .feature-item__text { font-size: var(--size-tiny); line-height: 1.7; color: rgba(245, 239, 230, 0.82); margin: 0; }

.page-products .member-scale {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-top: 1.4rem;
}

.page-products .member-scale__stat {
  text-align: center;
  background: var(--color-bg-light);
  border: 1px solid var(--pp-border);
  border-radius: var(--radius);
  padding: 1rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.page-products .member-scale__num { font-family: var(--font-heading); font-weight: 600; font-size: var(--size-title); color: var(--color-accent-dark); line-height: 1.1; }

.page-products .member-scale__label { font-size: var(--size-tiny); color: var(--color-blue-secondary); letter-spacing: 0.06em; }

/* ---------- 03 赛事订阅功能 ---------- */
.page-products .products-subscribe-section { border-top: 3px solid var(--color-gold); }

.page-products .subscribe-overview { display: grid; gap: 1rem; }

.page-products .subscribe-card {
  background: var(--color-bg-white);
  border: 1px solid var(--pp-border);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
  position: relative;
  overflow: hidden;
}

.page-products .subscribe-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-gold);
}

.page-products .subscribe-card__title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 1rem;
  color: var(--color-ink);
  margin: 0 0 0.7rem;
}

.page-products .subscribe-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.page-products .subscribe-card__list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: var(--size-sub);
  color: var(--color-ink);
  line-height: 1.6;
}

.page-products .subscribe-card__list li::before {
  content: "◆";
  position: absolute;
  left: 0;
  top: 0.1rem;
  font-size: 0.6rem;
  color: var(--color-gold);
}

.page-products .subscribe-card--accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: var(--color-ink-light);
  border-color: transparent;
}

.page-products .subscribe-card--accent::before { background: var(--color-gold-light); }

.page-products .subscribe-card--accent .subscribe-card__title { color: var(--color-ink-light); }

.page-products .subscribe-card--accent .subscribe-card__list li { color: rgba(245, 239, 230, 0.95); }

.page-products .subscribe-card--accent .subscribe-card__list li::before { color: var(--color-gold-light); }

.page-products .subscribe-reminder {
  margin-top: 1.5rem;
  display: grid;
  gap: 1.2rem;
  border: 1px dashed rgba(224, 170, 78, 0.7);
  background: rgba(224, 170, 78, 0.05);
  border-radius: var(--radius);
  padding: 1.2rem;
}

.page-products .subscribe-reminder__figure { margin: 0; }

.page-products .subscribe-reminder__img { display: block; width: 100%; height: auto; border-radius: calc(var(--radius) - 4px); }

.page-products .subscribe-reminder__caption { font-size: var(--size-tiny); color: var(--color-blue-secondary); margin-top: 0.45rem; }

.page-products .subscribe-reminder__text { display: flex; flex-direction: column; align-items: flex-start; gap: 0.7rem; }

.page-products .subscribe-reminder__tag {
  font-family: var(--font-heading);
  font-size: var(--size-tiny);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  background: var(--color-gold-light);
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
}

.page-products .subscribe-reminder__title { font-family: var(--font-heading); font-weight: 400; font-size: clamp(1.1rem, 2.6vw, 1.35rem); color: var(--color-ink); margin: 0; }

.page-products .subscribe-reminder__body { font-size: var(--size-sub); line-height: 1.8; color: var(--color-ink); margin: 0; }

/* ---------- 04 历史版本与更新 ---------- */
.page-products .products-version-section { border-top: 3px solid var(--color-gold); }

.page-products .version-timeline { max-width: 760px; }

.page-products .version-node { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 0.9rem; }

.page-products .version-node__rail { position: relative; }

.page-products .version-node__rail::after {
  content: "";
  position: absolute;
  top: 26px;
  bottom: -14px;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
  background: rgba(61, 90, 128, 0.35);
}

.page-products .version-node:last-child .version-node__rail::after { display: none; }

.page-products .version-node__mark {
  display: block;
  width: 16px;
  height: 16px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--color-bg-white);
  border: 3px solid var(--color-gold);
  box-shadow: 0 0 0 4px rgba(224, 170, 78, 0.18);
}

.page-products .version-node--active .version-node__mark { background: var(--color-accent); border-color: var(--color-gold-light); box-shadow: 0 0 0 5px rgba(214, 64, 64, 0.2); }

.page-products .version-node__content {
  padding-bottom: 1.5rem;
  border-bottom: 1px dashed var(--pp-border);
}

.page-products .version-node:last-child .version-node__content { padding-bottom: 0.6rem; border-bottom: 0; }

.page-products .version-node__year {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--size-tiny);
  color: var(--color-gold);
  display: block;
  margin-bottom: 0.2rem;
}

.page-products .version-node--active .version-node__year { color: var(--color-accent); }

.page-products .version-node__title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 1.02rem;
  color: var(--color-ink);
  margin: 0 0 0.3rem;
}

.page-products .version-node__text { font-size: var(--size-tiny); line-height: 1.7; color: var(--color-ink); margin: 0; }

/* 更新记录 */
.page-products .version-logs { margin-top: 1.6rem; }

.page-products .version-logs__title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 0.95rem;
  color: var(--color-gold);
  margin: 0 0 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-products .version-log {
  border: 1px solid var(--pp-border);
  border-radius: 10px;
  margin-bottom: 0.6rem;
  background: var(--color-bg-white);
  overflow: hidden;
}

.page-products .version-log[open] { border-color: rgba(224, 170, 78, 0.55); }

.page-products .version-log__summary {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  list-style: none;
  cursor: pointer;
  padding: 0.8rem 1rem;
  font-size: var(--size-sub);
  transition: background 0.2s;
}

.page-products .version-log__summary::-webkit-details-marker { display: none; }

.page-products .version-log__summary:hover,
.page-products .version-log__summary:focus-visible { background: rgba(224, 170, 78, 0.08); }

.page-products .version-log__version {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-ink-darkblue);
}

.page-products .version-log__tag {
  font-size: var(--size-tiny);
  color: var(--color-gold);
  background: rgba(224, 170, 78, 0.16);
  padding: 0.12rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(224, 170, 78, 0.3);
}

.page-products .version-log__detail { padding: 0.2rem 1rem 1rem; }

.page-products .version-log__list { margin: 0; padding: 0; list-style: none; display: grid; gap: 0.3rem; }

.page-products .version-log__list li {
  position: relative;
  padding-left: 1rem;
  font-size: var(--size-tiny);
  color: var(--color-ink);
}

.page-products .version-log__list li::before { content: "↗"; position: absolute; left: 0; color: var(--color-accent); }

/* 版本视觉 */
.page-products .version-visual { margin-top: 1.6rem; }

.page-products .version-visual__figure { margin: 0; }

.page-products .version-visual__img { display: block; width: 100%; height: auto; border-radius: var(--radius); border: 1px solid var(--pp-border); }

.page-products .version-visual__caption { font-size: var(--size-tiny); color: var(--color-blue-secondary); margin-top: 0.5rem; text-align: right; }

/* ===== 响应式增强 ===== */
@media (min-width: 640px) {
  .page-products .platform-grid { grid-template-columns: repeat(2, 1fr); }
  .page-products .member-scale { grid-template-columns: repeat(4, 1fr); }
  .page-products .subscribe-overview { grid-template-columns: repeat(2, 1fr); }
  .page-products .download-visual { grid-template-columns: 1fr 1fr; align-items: start; }
  .page-products .download-visual__note { grid-column: 1 / -1; }
  .page-products .subscribe-reminder { grid-template-columns: 1fr 1fr; align-items: center; }
  .page-products .products-section { padding: 1.8rem 1.6rem; }
}

@media (min-width: 992px) {
  .page-products .products-hero { padding: 4.6rem 0 3.4rem; }

  .page-products .products-hero__grid { grid-template-columns: 1fr 0.92fr; gap: 2.8rem; }

  .page-products .products-shell__grid { grid-template-columns: var(--pp-toc-w) minmax(0, 1fr); gap: 2.4rem; }

  .page-products .products-toc {
    display: block;
    position: sticky;
    top: calc(var(--header-height) + 1rem);
    z-index: 2;
  }

  .page-products .products-toc__list { display: block; }

  .page-products .products-toc__item + .products-toc__item { margin-top: 0.15rem; }

  .page-products .download-bottom { grid-template-columns: 0.9fr 1.1fr; }

  .page-products .member-layout { grid-template-columns: 0.92fr 1.08fr; }

  .page-products .products-main .products-section { margin-bottom: 2rem; }

  .page-products .version-timeline { max-width: 720px; }
}

.page-products {
  --color-ink-darkblue: var(--color-ink-dark);
}