.page-products {
  --pp-shadow: 0 26px 60px rgba(6, 26, 21, 0.55);
  --pp-cut: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
  --pp-cut-sm: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-products .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 18px 0 0;
  font-size: 0.82rem;
  color: var(--mist);
}

.page-products .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-products h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  color: var(--paper);
  margin: 0.24em 0 0.4em;
}

.page-products h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.12rem;
  line-height: 1.35;
  color: var(--paper);
  margin: 0 0 0.5em;
}

.page-products p {
  margin: 0 0 1em;
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(8px, 2vw, 20px);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -12%;
  width: min(620px, 86vw);
  height: min(620px, 86vw);
  background: radial-gradient(circle at center, rgba(53, 242, 200, 0.16), transparent 66%);
  pointer-events: none;
}

.page-products .prod-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-products .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
}

.page-products .hero-fact {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
}

.page-products .hero-fact__k {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .hero-fact__v {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--cyan);
}

.page-products .prod-hero__panel {
  display: grid;
  gap: 0;
}

.page-products .hero-media {
  position: relative;
  z-index: 1;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  margin: 0;
}

.page-products .dl-card {
  position: relative;
  z-index: 2;
  margin-top: -26px;
  margin-left: clamp(0px, 3vw, 22px);
  padding: clamp(18px, 3vw, 26px) clamp(16px, 3vw, 24px) clamp(16px, 3vw, 22px);
  background: linear-gradient(158deg, var(--ink-3), var(--ink-2) 62%);
  clip-path: var(--pp-cut);
  box-shadow: inset 0 0 0 1px var(--line), var(--pp-shadow);
}

.page-products .dl-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-products .dl-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-products .dl-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--orange);
  border: 1px solid rgba(255, 107, 44, 0.42);
  padding: 2px 8px;
}

.page-products .sr-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-products .dl-switch,
.page-products .cmp-switch,
.page-products .ver-switch {
  position: relative;
}

.page-products .dl-tabs,
.page-products .cmp-tabs,
.page-products .ver-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 14px;
}

.page-products .dl-tab,
.page-products .cmp-tab,
.page-products .ver-tab {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 6px 13px;
  border: 1px solid var(--line);
  color: var(--mist);
  background: transparent;
  cursor: pointer;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-products .dl-tab:hover,
.page-products .cmp-tab:hover,
.page-products .ver-tab:hover {
  color: var(--paper);
  border-color: var(--cyan);
}

.page-products #dl-android:checked ~ .dl-tabs .dl-tab[for="dl-android"],
.page-products #dl-ios:checked ~ .dl-tabs .dl-tab[for="dl-ios"],
.page-products #cv-recent:checked ~ .cmp-tabs .cmp-tab[for="cv-recent"],
.page-products #cv-season:checked ~ .cmp-tabs .cmp-tab[for="cv-season"],
.page-products #cv-split:checked ~ .cmp-tabs .cmp-tab[for="cv-split"],
.page-products #vf-all:checked ~ .ver-tabs .ver-tab[for="vf-all"],
.page-products #vf-entry:checked ~ .ver-tabs .ver-tab[for="vf-entry"],
.page-products #vf-relogin:checked ~ .ver-tabs .ver-tab[for="vf-relogin"],
.page-products #vf-data:checked ~ .ver-tabs .ver-tab[for="vf-data"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-products .sr-radio:focus-visible ~ .dl-tabs .dl-tab,
.page-products .sr-radio:focus-visible ~ .cmp-tabs .cmp-tab,
.page-products .sr-radio:focus-visible ~ .ver-tabs .ver-tab {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .dl-panel {
  display: none;
}

.page-products #dl-android:checked ~ .dl-panels .dl-panel--android,
.page-products #dl-ios:checked ~ .dl-panels .dl-panel--ios {
  display: block;
}

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

.page-products .dl-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 9px;
  border-bottom: 1px dashed var(--line);
  font-size: 0.88rem;
  color: var(--mist);
}

.page-products .dl-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .dl-list strong {
  font-weight: 600;
  color: var(--paper);
  text-align: right;
}

.page-products .dl-note {
  margin: 16px 0 0;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 安装区 ---------- */
.page-products .prod-install {
  padding-top: clamp(36px, 5vw, 64px);
}

.page-products .install-grid {
  display: grid;
  gap: 22px;
  margin-top: 8px;
}

.page-products .install-media {
  margin: 0;
  border-top: 2px solid var(--cyan);
}

.page-products .table-cap {
  padding-bottom: 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .compare-table td.num,
.page-products .compare-table th.num {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--cyan);
}

.page-products .feat-row {
  margin-top: 24px;
}

/* ---------- 入口三卡 ---------- */
.page-products .entry-grid {
  display: grid;
  gap: 14px;
  margin-top: 8px;
}

.page-products .entry-item {
  position: relative;
  padding: 22px 20px 20px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: var(--pp-cut-sm);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .entry-item:hover,
.page-products .entry-item:focus-within {
  border-color: rgba(53, 242, 200, 0.55);
  transform: translateY(-2px);
}

.page-products .entry-item .entry-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--cyan);
  margin-bottom: 14px;
}

.page-products .entry-item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 换机步骤 ---------- */
.page-products .relogin-grid {
  display: grid;
  gap: 26px;
}

.page-products .step-list {
  display: grid;
  gap: 10px;
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}

.page-products .step-item details {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  transition: border-color 0.3s var(--ease);
}

.page-products .step-item details[open] {
  border-left-color: var(--cyan);
}

.page-products .step-summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .step-summary::-webkit-details-marker {
  display: none;
}

.page-products .step-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-products .step-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--paper);
}

.page-products .step-hint {
  display: none;
  margin-left: auto;
  font-size: 0.78rem;
  color: var(--mist);
  text-align: right;
}

.page-products .step-body {
  margin: 0;
  padding: 0 16px 16px 46px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .relogin-media {
  margin: 0;
  border-bottom: 2px solid var(--orange);
}

/* ---------- 前瞻对照 ---------- */
.page-products .compare-grid {
  display: grid;
  gap: 24px;
}

.page-products .cmp-panel {
  display: none;
}

.page-products #cv-recent:checked ~ .cmp-panels .cmp-panel--recent,
.page-products #cv-season:checked ~ .cmp-panels .cmp-panel--season,
.page-products #cv-split:checked ~ .cmp-panels .cmp-panel--split {
  display: block;
}

.page-products .cmp-note {
  margin-top: 14px;
}

.page-products .compare-media {
  margin: 0;
  border-left: 2px solid var(--signal);
}

/* ---------- 版本时间线 ---------- */
.page-products .prod-versions {
  padding-top: clamp(36px, 5vw, 64px);
}

.page-products .ver-media {
  margin: 0 0 clamp(20px, 3vw, 32px);
  border-bottom: 1px solid var(--line);
}

.page-products .ver-media img {
  opacity: 0.82;
}

.page-products .ver-tabs {
  margin-top: 6px;
}

.page-products .ver-track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 4px 0 18px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .v-card {
  flex: 0 0 min(320px, 78vw);
  scroll-snap-align: start;
  padding: 18px 18px 20px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  clip-path: var(--pp-cut-sm);
}

.page-products .v-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-products .v-card h3 {
  font-size: 1rem;
  margin-bottom: 0.5em;
}

.page-products .v-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-products #vf-entry:checked ~ .ver-track .v-card,
.page-products #vf-relogin:checked ~ .ver-track .v-card,
.page-products #vf-data:checked ~ .ver-track .v-card {
  display: none;
}

.page-products #vf-entry:checked ~ .ver-track .v-card--entry,
.page-products #vf-relogin:checked ~ .ver-track .v-card--relogin,
.page-products #vf-data:checked ~ .ver-track .v-card--data {
  display: block;
}

/* ---------- 支持区 ---------- */
.page-products .support-grid {
  display: grid;
  gap: 20px;
}

.page-products .faq-list {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .faq-item {
  background: var(--ink-2);
  border: 1px solid var(--line);
}

.page-products .faq-item summary {
  padding: 14px 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.96rem;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

.page-products .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-products .faq-item summary::after {
  content: "+";
  float: right;
  margin-left: 12px;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-products .faq-item[open] summary::after {
  content: "−";
}

.page-products .faq-item p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .support-card {
  padding: 22px 20px 24px;
  background: linear-gradient(170deg, var(--ink-3), var(--ink-2) 70%);
  border: 1px solid var(--line);
  border-top: 2px solid var(--orange);
  clip-path: var(--pp-cut);
}

.page-products .support-k {
  margin: 0 0 6px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .support-v {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--paper);
}

.page-products .support-card .copy-mail {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  word-break: break-all;
  margin-bottom: 14px;
}

.page-products .support-note {
  margin: 4px 0 16px;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .support-links {
  display: grid;
  gap: 9px;
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
}

.page-products .support-links .footer-link {
  color: var(--paper);
}

.page-products .support-links .footer-link:hover {
  color: var(--cyan);
}

/* ---------- 桌面 ---------- */
@media (min-width: 640px) {
  .page-products .step-hint {
    display: block;
  }

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

@media (min-width: 960px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
    gap: clamp(34px, 5vw, 68px);
  }

  .page-products .install-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(26px, 4vw, 46px);
  }

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

  .page-products .relogin-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
    gap: clamp(28px, 4vw, 52px);
  }

  .page-products .relogin-media {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-products .compare-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
    gap: clamp(26px, 4vw, 48px);
  }

  .page-products .compare-media {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-products .support-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: clamp(24px, 4vw, 44px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .entry-item {
    transition: none;
  }

  .page-products .entry-item:hover,
  .page-products .entry-item:focus-within {
    transform: none;
  }
}
<<<END>>>