.page-products {
  --pp-title-size: clamp(30px, 5vw, 56px);
  --pp-section-pad: 72px;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
}

/* ===== 页面入口 ===== */
.page-products .page-entry {
  padding-top: calc(var(--header-h) + 48px);
  padding-bottom: 64px;
  position: relative;
}
.page-products .page-entry .content-wrap {
  position: relative;
  z-index: 1;
}
.page-products .page-entry::before {
  content: "";
  position: absolute;
  top: calc(var(--header-h) + 10px);
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--cyan) 18%, var(--purple) 55%, var(--orange) 90%, transparent);
  opacity: .45;
  pointer-events: none;
}
.page-products .page-entry::after {
  content: "";
  position: absolute;
  right: -140px;
  top: 170px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(181,55,242,.18), transparent 68%);
  z-index: 0;
  pointer-events: none;
}
.page-products .products-head .page-kicker {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-pill);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .16em;
  margin: 0 0 20px;
}
.page-products .products-head .page-title {
  font-size: var(--pp-title-size);
  font-family: var(--font-display);
  line-height: 1.12;
  letter-spacing: .01em;
  margin: 0;
  max-width: 15em;
}
.page-products .products-head .page-title::after {
  content: ".";
  color: var(--orange);
}
.page-products .products-head .page-lead {
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 46em;
}

/* ===== 章节节奏 ===== */
.page-products .products-download,
.page-products .products-feature,
.page-products .products-versions,
.page-products .products-requirements,
.page-products .products-updates {
  padding: var(--pp-section-pad) 0;
  position: relative;
}

/* ===== 面板标题区 ===== */
.page-products .panel-label {
  margin: 0 0 10px;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .18em;
}
.page-products .panel-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.2;
  letter-spacing: .02em;
}
.page-products .panel-text {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  max-width: 52em;
}

/* ===== 下载引导 ===== */
.page-products .products-download {
  background:
    linear-gradient(118deg, rgba(0,212,255,.07), transparent 48%),
    var(--panel);
  border-top: 1px solid var(--border-cyan);
  border-bottom: 1px solid var(--border-cyan);
}
.page-products .products-download::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--purple), var(--orange));
  opacity: .8;
  pointer-events: none;
}
.page-products .download-layout {
  display: grid;
  gap: 40px;
  position: relative;
  z-index: 1;
}
@media (min-width: 920px) {
  .page-products .download-layout {
    grid-template-columns: 1.15fr .85fr;
    gap: 56px;
    align-items: center;
  }
}
.page-products .download-main .panel-text {
  margin-bottom: 24px;
}
.page-products .platform-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}
.page-products .platform-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-pill);
  background: rgba(0,212,255,.06);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color var(--speed), background var(--speed), box-shadow var(--speed), transform var(--speed);
}
.page-products .platform-chip:hover,
.page-products .platform-chip:focus-visible {
  border-color: var(--cyan);
  background: rgba(0,212,255,.14);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
  outline: none;
}
.page-products .platform-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  color: #081018;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}
.page-products .download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.page-products .download-cta {
  border: none;
  background: linear-gradient(135deg, var(--orange), #ff9a3d);
  color: #170b02;
  font-weight: 700;
  box-shadow: var(--shadow-orange);
  transition: box-shadow var(--speed), transform var(--speed);
}
.page-products .download-cta:hover,
.page-products .download-cta:focus-visible {
  box-shadow: 0 0 32px rgba(255,122,26,.55);
  transform: translateY(-2px);
  outline: none;
}
.page-products .btn-arrow {
  display: inline-block;
  transition: transform var(--speed);
}
.page-products .download-cta:hover .btn-arrow {
  transform: translateX(4px);
}
.page-products .download-note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .06em;
}
.page-products .download-aside {
  display: grid;
  gap: 18px;
}
.page-products .download-stats {
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.page-products .download-stats .stat-box {
  background: rgba(10,14,26,.45);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-md);
  padding: 18px 16px 16px;
  transition: border-color var(--speed), box-shadow var(--speed);
}
.page-products .download-stats .stat-box:hover {
  border-color: var(--cyan);
  box-shadow: var(--shadow-glow);
}
.page-products .download-stats .stat-label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .14em;
}
.page-products .download-stats .stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 32px;
  line-height: 1.1;
  color: var(--text);
}
.page-products .download-stats .stat-box:nth-child(2) .stat-value {
  color: var(--cyan);
}
.page-products .download-stats .stat-box:nth-child(3) .stat-value {
  color: var(--purple);
}
.page-products .download-stats .stat-box:nth-child(4) .stat-value {
  color: var(--orange);
}
.page-products .download-stats .stat-unit {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}
.page-products .download-side-img {
  width: 100%;
  height: auto;
  max-height: 360px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-cyan);
}
.page-products .download-banner {
  margin: 56px 0 0;
  position: relative;
  z-index: 1;
}
.page-products .download-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-cyan);
}
.page-products .download-banner figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .14em;
  text-align: right;
}

/* ===== 功能亮点 ===== */
.page-products .products-feature {
  background: var(--bg);
}
.page-products .feature-head {
  max-width: 56em;
  margin-bottom: 44px;
}
.page-products .feature-layout {
  display: grid;
  gap: 36px;
  align-items: center;
}
@media (min-width: 960px) {
  .page-products .feature-layout {
    grid-template-columns: .85fr 1.15fr;
    gap: 56px;
  }
}
.page-products .feature-art-left img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-cyan);
}
.page-products .feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}
.page-products .feature-item {
  display: flex;
  gap: 16px;
  padding: 20px 22px;
  background: linear-gradient(90deg, rgba(0,212,255,.08), rgba(0,212,255,.01));
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  transition: background var(--speed), transform var(--speed);
}
.page-products .feature-item:hover {
  background: linear-gradient(90deg, rgba(0,212,255,.13), rgba(0,212,255,.02));
  transform: translateX(4px);
}
.page-products .feature-no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--purple);
}
.page-products .feature-item h3 {
  margin: 0 0 6px;
  color: var(--text);
  font-size: 17px;
  font-weight: 700;
}
.page-products .feature-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.page-products .feature-art-right {
  margin-top: 12px;
}
.page-products .feature-art-right img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-cyan);
}
@media (min-width: 960px) {
  .page-products .feature-art-right {
    margin-top: 48px;
  }
}

/* ===== 版本历史 ===== */
.page-products .products-versions {
  background:
    radial-gradient(560px 360px at 88% 12%, rgba(181,55,242,.16), transparent 64%),
    var(--panel);
  border-top: 1px solid var(--border-cyan);
  border-bottom: 1px solid var(--border-cyan);
}
.page-products .versions-head {
  max-width: 56em;
  margin-bottom: 40px;
}
.page-products .versions-grid {
  display: grid;
  gap: 40px;
}
@media (min-width: 960px) {
  .page-products .versions-grid {
    grid-template-columns: 1.2fr .8fr;
    gap: 56px;
    align-items: start;
  }
}
.page-products .versions-list {
  display: grid;
  gap: 14px;
}
.page-products .version-item {
  background: rgba(10,14,26,.45);
  border: 1px solid rgba(181,55,242,.28);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  transition: border-color var(--speed), box-shadow var(--speed), transform var(--speed);
}
.page-products .version-item:hover,
.page-products .version-item:focus-visible {
  border-color: var(--purple);
  box-shadow: 0 0 18px rgba(181,55,242,.22);
  transform: translateX(4px);
  outline: none;
}
.page-products .version-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}
.page-products .version-no {
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--purple);
}
.page-products .version-summary {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.7;
}
.page-products .version-detail {
  display: none;
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px dashed rgba(181,55,242,.25);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}
.page-products .version-item:hover .version-detail,
.page-products .version-item:focus-visible .version-detail,
.page-products .version-item:focus-within .version-detail {
  display: block;
}
@media (max-width: 700px) {
  .page-products .version-detail {
    display: block;
  }
}
.page-products .versions-art {
  display: grid;
  gap: 14px;
  align-content: start;
}
@media (min-width: 960px) {
  .page-products .versions-art {
    position: sticky;
    top: calc(var(--header-scrolled-h) + 24px);
  }
}
.page-products .versions-art img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(181,55,242,.32);
}
.page-products .versions-art p {
  margin: 0;
  color: var(--purple);
  font-size: 12px;
  letter-spacing: .12em;
}
.page-products .versions-art .arrow-link {
  color: var(--text);
  font-size: 14px;
}

/* ===== 系统要求 ===== */
.page-products .products-requirements {
  background: var(--bg);
}
.page-products .req-head {
  max-width: 56em;
  margin-bottom: 36px;
}
.page-products .req-tabs {
  position: relative;
  margin-top: 8px;
}
.page-products .req-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-products .req-tab-label {
  display: inline-block;
  padding: 10px 22px;
  margin: 0 8px 10px 0;
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-pill);
  background: rgba(0,212,255,.04);
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color var(--speed), background var(--speed), color var(--speed), box-shadow var(--speed);
}
.page-products .req-tab-label:hover {
  border-color: var(--cyan);
  color: var(--text);
}
.page-products .req-radio:focus-visible + .req-tab-label {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-products .req-radio:checked + .req-tab-label {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #081018;
  box-shadow: var(--shadow-glow);
}
.page-products .req-panels {
  margin-top: 18px;
  padding: 10px 24px;
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  background: rgba(28,18,51,.4);
}
.page-products .req-panel {
  display: none;
  padding: 14px 0;
}
.page-products #req-windows:checked ~ .req-panels [data-panel-for="req-windows"],
.page-products #req-macos:checked ~ .req-panels [data-panel-for="req-macos"],
.page-products #req-android:checked ~ .req-panels [data-panel-for="req-android"],
.page-products #req-ios:checked ~ .req-panels [data-panel-for="req-ios"] {
  display: grid;
  gap: 4px;
}
.page-products .req-row {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(154,167,184,.18);
}
.page-products .req-row:last-child {
  border-bottom: 0;
}
.page-products .req-key {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
}
.page-products .req-val {
  font-size: 14px;
  color: var(--text);
}
@media (max-width: 520px) {
  .page-products .req-row {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}

/* ===== 更新日志 ===== */
.page-products .products-updates {
  background:
    radial-gradient(520px 320px at 8% 100%, rgba(255,122,26,.1), transparent 62%),
    var(--wine);
}
.page-products .updates-head {
  max-width: 56em;
  margin-bottom: 40px;
}
.page-products .update-timeline {
  position: relative;
  margin-top: 8px;
}
.page-products .update-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(180deg, var(--purple), var(--orange));
  opacity: .4;
}
.page-products .update-item {
  position: relative;
  padding-left: 30px;
}
.page-products .update-item::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: var(--shadow-orange);
}
.page-products .update-item + .update-item {
  margin-top: 32px;
}
.page-products .update-no {
  display: inline-block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
}
.page-products .update-item h3 {
  margin: 0 0 6px;
  color: var(--text);
  font-size: 18px;
  font-weight: 700;
}
.page-products .update-item p {
  margin: 0;
  max-width: 44em;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.page-products .updates-footnote {
  margin-top: 44px;
  padding: 18px 22px;
  border: 1px solid rgba(255,122,26,.35);
  border-radius: var(--radius-md);
  background: rgba(255,122,26,.07);
  color: var(--text);
  font-size: 14px;
  line-height: 1.8;
}
.page-products .updates-footnote a {
  color: var(--orange);
  text-underline-offset: 4px;
}