.page-products {
  --prod-gap: 24px;
  --prod-x: 20px;
  color: var(--fg);
}

.page-products .container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--prod-x);
}

/* ---------- 顶部 ---------- */
.page-products .prod-hero {
  padding-block: 40px 36px;
  border-bottom: 1px solid var(--line);
}

.page-products .prod-hero .breadcrumb {
  margin-bottom: 22px;
}

.page-products .prod-hero .label {
  display: block;
  margin-bottom: 14px;
}

.page-products .prod-hero h1 {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.7rem, 4.6vw, 3rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  max-width: 22ch;
}

.page-products .prod-hero__lead {
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0 0 30px;
  max-width: 62ch;
}

.page-products .prod-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .prod-hero__stats .stat {
  background: var(--board);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .prod-hero__stats .stat__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.25rem, 3.4vw, 1.75rem);
  letter-spacing: 0.04em;
  color: var(--fg);
}

.page-products .prod-hero__stats .stat__value--signal {
  color: var(--signal);
}

.page-products .prod-hero__stats .stat__label {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* ---------- 章节壳 ---------- */
.page-products .prod-section {
  padding-block: 52px;
  border-bottom: 1px solid var(--line);
}

.page-products .prod-section .section__head {
  margin-bottom: 30px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.page-products .prod-section .section__title {
  font-size: clamp(1.3rem, 3.2vw, 1.9rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
}

.page-products .prod-section .section__note {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  max-width: 58ch;
  margin: 0;
}

/* ---------- 设备切换 ---------- */
.page-products .device-switch {
  position: relative;
}

.page-products .device-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .device-tabs {
  display: flex;
  gap: 0;
  overflow-x: auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  scrollbar-width: thin;
}

.page-products .device-tab {
  flex: 0 0 auto;
  padding: 14px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 160ms ease, border-color 160ms ease;
  white-space: nowrap;
}

.page-products .device-tab:hover {
  color: var(--fg);
}

.page-products #dev-tv:checked ~ .device-tabs .device-tab[for="dev-tv"],
.page-products #dev-proj:checked ~ .device-tabs .device-tab[for="dev-proj"],
.page-products #dev-box:checked ~ .device-tabs .device-tab[for="dev-box"],
.page-products #dev-pad:checked ~ .device-tabs .device-tab[for="dev-pad"],
.page-products #dev-phone:checked ~ .device-tabs .device-tab[for="dev-phone"] {
  color: var(--grass);
  border-bottom-color: var(--grass);
}

.page-products .device-panel {
  display: none;
  grid-template-columns: 1fr;
  gap: var(--prod-gap);
  padding-top: 28px;
  animation: prodFade 220ms ease both;
}

.page-products #dev-tv:checked ~ .device-panels .device-panel[data-dev="tv"],
.page-products #dev-proj:checked ~ .device-panels .device-panel[data-dev="proj"],
.page-products #dev-box:checked ~ .device-panels .device-panel[data-dev="box"],
.page-products #dev-pad:checked ~ .device-panels .device-panel[data-dev="pad"],
.page-products #dev-phone:checked ~ .device-panels .device-panel[data-dev="phone"] {
  display: grid;
}

@keyframes prodFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-products .device-panel__body {
  min-width: 0;
}

.page-products .device-panel__title {
  font-size: clamp(1.1rem, 2.6vw, 1.4rem);
  line-height: 1.35;
  margin: 8px 0 14px;
  letter-spacing: -0.01em;
}

.page-products .device-panel__body p {
  font-size: 16px;
  line-height: 1.75;
  color: var(--fg);
  margin: 0 0 14px;
  max-width: 46ch;
}

.page-products .device-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .device-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-products .device-list .kbd {
  flex: 0 0 auto;
  color: var(--grass);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* ---------- 密度调节 ---------- */
.page-products .density-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-products .density-tuner {
  min-width: 0;
}

.page-products .density-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .density-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .density-tab {
  flex: 1 1 auto;
  text-align: center;
  padding: 11px 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-products .density-tab:hover {
  color: var(--fg);
  background: var(--steel);
}

.page-products #den-1:checked ~ .density-tabs .density-tab[for="den-1"],
.page-products #den-2:checked ~ .density-tabs .density-tab[for="den-2"],
.page-products #den-3:checked ~ .density-tabs .density-tab[for="den-3"],
.page-products #den-4:checked ~ .density-tabs .density-tab[for="den-4"],
.page-products #den-5:checked ~ .density-tabs .density-tab[for="den-5"] {
  color: var(--grass);
  border-bottom-color: var(--grass);
  background: var(--board);
}

.page-products .density-stage {
  position: relative;
  margin-top: 20px;
  min-height: 220px;
  background: var(--board);
  border: 1px solid var(--line);
}

.page-products .density-stage__inner {
  display: none;
  padding: 24px;
  gap: 14px;
  min-height: 220px;
  animation: prodFade 200ms ease both;
}

.page-products #den-1:checked ~ .density-stage .density-stage__inner[data-den="1"],
.page-products #den-2:checked ~ .density-stage .density-stage__inner[data-den="2"],
.page-products #den-3:checked ~ .density-stage .density-stage__inner[data-den="3"],
.page-products #den-4:checked ~ .density-stage .density-stage__inner[data-den="4"],
.page-products #den-5:checked ~ .density-stage .density-stage__inner[data-den="5"] {
  display: flex;
}

.page-products .density-stage__inner[data-den="1"] {
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-products .density-stage__inner[data-den="2"] {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
}

.page-products .density-stage__inner[data-den="2"] { grid-template-columns: repeat(2, 1fr); }

.page-products .density-stage__inner[data-den="3"] {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-content: center;
}

.page-products .density-stage__inner[data-den="4"],
.page-products .density-stage__inner[data-den="5"] {
  flex-direction: column;
  justify-content: center;
}

.page-products .wire {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--steel);
  color: var(--muted);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-products .wire--score {
  font-size: clamp(2.6rem, 11vw, 5.5rem);
  color: var(--signal);
  background: transparent;
  line-height: 1;
}

.page-products .wire--cap {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
  background: transparent;
  margin-top: 8px;
}

.page-products .wire--mini {
  height: 62px;
  font-size: 1.1rem;
  color: var(--fg);
}

.page-products .wire--cell {
  height: 44px;
  background: var(--steel);
  border-left: 2px solid var(--grass-deep);
}

.page-products .wire--row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 34px;
  padding-inline: 12px;
  background: var(--steel);
  font-size: 13px;
}

.page-products .wire--row i {
  font-style: normal;
  color: var(--muted);
}

.page-products .wire--row b {
  color: var(--fg);
  font-weight: 700;
}

.page-products .wire--bar {
  display: block;
  height: 16px;
  width: var(--w, 50%);
  background: linear-gradient(90deg, var(--grass-deep), var(--signal));
}

.page-products .density-notes {
  min-width: 0;
}

.page-products .density-notes__title {
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

.page-products .density-notes > p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0 0 22px;
  max-width: 50ch;
}

.page-products .density-dl {
  margin: 0 0 24px;
  border-top: 1px solid var(--line);
}

.page-products .density-dl > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .density-dl dt {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--grass);
}

.page-products .density-dl dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--fg);
}

.page-products .density-media {
  margin-top: 4px;
}

/* ---------- 版本时间流 ---------- */
.page-products .vlog {
  position: relative;
}

.page-products .vlog-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .vlog-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-products .vlog-chip {
  display: inline-block;
  padding: 7px 14px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-products .vlog-chip:hover {
  color: var(--fg);
  border-color: var(--muted);
}

.page-products #vf-all:checked ~ .vlog-chips .vlog-chip[for="vf-all"],
.page-products #vf-new:checked ~ .vlog-chips .vlog-chip[for="vf-new"],
.page-products #vf-fix:checked ~ .vlog-chips .vlog-chip[for="vf-fix"],
.page-products #vf-adapt:checked ~ .vlog-chips .vlog-chip[for="vf-adapt"] {
  color: var(--grass);
  border-color: var(--grass);
  background: rgba(46, 212, 122, 0.08);
}

.page-products .vlog-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.page-products .vlog-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .vlog-row__ver {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-products .vlog-row__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  color: var(--fg);
}

.page-products .vlog-row__batch {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--dim);
}

.page-products .vlog-row__line {
  font-size: 15px;
  line-height: 1.7;
  color: var(--fg);
  margin: 0 0 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
}

.page-products .vlog-row__line:last-child {
  margin-bottom: 0;
}

.page-products .vlog-row__line .tag {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-products #vf-new:checked ~ .vlog-list .vlog-row:not(.is-new),
.page-products #vf-fix:checked ~ .vlog-list .vlog-row:not(.is-fix),
.page-products #vf-adapt:checked ~ .vlog-list .vlog-row:not(.is-adapt) {
  display: none;
}

.page-products .vlog-note {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .vlog-note a {
  color: var(--grass);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 212, 122, 0.4);
}

.page-products .vlog-note a:hover {
  border-bottom-color: var(--grass);
}

/* ---------- 安装五步 ---------- */
.page-products .steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-products .steps__list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
  border-top: 1px solid var(--line);
}

.page-products .steps__item {
  position: relative;
  padding: 22px 0 22px 56px;
  border-bottom: 1px solid var(--line);
}

.page-products .steps__num {
  position: absolute;
  left: 0;
  top: 22px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--grass);
  letter-spacing: 0.04em;
}

.page-products .steps__title {
  font-size: 1.05rem;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}

.page-products .steps__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
  max-width: 52ch;
}

.page-products .steps__aside {
  display: flex;
  flex-direction: column;
  gap: 22px;
  min-width: 0;
}

.page-products .steps__aside .panel {
  background: var(--board);
  border: 1px solid var(--line);
  padding: 20px;
}

.page-products .steps__aside .panel p {
  font-size: 15px;
  line-height: 1.72;
  color: var(--fg);
  margin: 0 0 14px;
}

.page-products .steps__aside .panel p.note {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 0;
}

.page-products .steps__aside-link {
  margin-top: 16px;
  font-size: 13px;
}

.page-products .steps__aside-link a {
  color: var(--grass);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 212, 122, 0.4);
}

/* ---------- 适配对照表 ---------- */
.page-products .prod-section--wide {
  padding-bottom: 56px;
}

.page-products .table-bleed {
  margin-inline: calc(var(--prod-x) * -1);
  padding-inline: var(--prod-x);
}

.page-products .adapt-table-wrap {
  border: 1px solid var(--line);
  overflow-x: auto;
  max-height: 70vh;
  overflow-y: auto;
  background: var(--board);
}

.page-products .adapt-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .adapt-table th,
.page-products .adapt-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.6;
}

.page-products .adapt-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--steel);
  color: var(--fg);
  font-size: 12px;
  letter-spacing: 0.14em;
  font-weight: 700;
  border-bottom: 1px solid var(--grass-deep);
  white-space: nowrap;
}

.page-products .adapt-table tbody th {
  font-weight: 700;
  color: var(--fg);
  background: var(--board);
  white-space: nowrap;
  border-left: 2px solid transparent;
}

.page-products .adapt-table tbody tr:nth-child(even) td,
.page-products .adapt-table tbody tr:nth-child(even) th {
  background: var(--steel);
}

.page-products .adapt-table tbody td {
  color: var(--muted);
}

.page-products .adapt-table tbody tr:hover th {
  border-left-color: var(--grass);
}

.page-products .adapt-table tbody tr:hover td,
.page-products .adapt-table tbody tr:hover th {
  background: #1a2949;
  color: var(--fg);
}

.page-products .adapt-table__num {
  font-family: var(--font-mono);
  color: var(--ice);
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.page-products .adapt-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 14px;
  font-size: 12px;
  color: var(--muted);
}

.page-products .adapt-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.page-products .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 0;
}

.page-products .dot--grass { background: var(--grass); }
.page-products .dot--ice { background: var(--ice); }
.page-products .dot--amber { background: var(--amber); }

/* ---------- 读说明 ---------- */
.page-products .read-guide {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .read-guide__card {
  background: var(--board);
  padding: 22px 20px;
}

.page-products .read-guide__card h3 {
  font-size: 1rem;
  margin: 12px 0 10px;
  letter-spacing: -0.01em;
}

.page-products .read-guide__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .read-guide__card--new { border-top: 2px solid var(--grass); }
.page-products .read-guide__card--fix { border-top: 2px solid var(--signal); }
.page-products .read-guide__card--adapt { border-top: 2px solid var(--amber); }

.page-products .read-note {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-products .read-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 68ch;
}

.page-products .read-note a {
  color: var(--grass);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 212, 122, 0.4);
}

/* ---------- 收尾 ---------- */
.page-products .prod-coda {
  padding-block: 48px;
  border-bottom: none;
}

.page-products .coda {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: 28px 22px;
  background: var(--board);
  border: 1px solid var(--line);
  border-top: 2px solid var(--grass);
}

.page-products .coda__title {
  font-size: clamp(1.15rem, 2.8vw, 1.55rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin: 8px 0 12px;
}

.page-products .coda__text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 56ch;
}

.page-products .coda__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- 媒体与通用小件 ---------- */
.page-products .media {
  position: relative;
  display: block;
  background: var(--steel);
  border: 1px solid var(--line);
  overflow: hidden;
}

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

.page-products .media--wide .media__img { aspect-ratio: 16 / 9; }
.page-products .media .media__img { aspect-ratio: 3 / 2; }
.page-products .media--tall .media__img { aspect-ratio: 3 / 4; }

.page-products .media__cap {
  display: block;
  padding: 8px 12px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--board);
}

.page-products .panel {
  background: var(--board);
  border: 1px solid var(--line);
}

.page-products .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: 6px;
}

.page-products .contact-line__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--grass);
  flex: 0 0 auto;
}

.page-products .contact-line__value {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg);
  word-break: break-all;
}

.page-products .copy-btn {
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  background: transparent;
  color: var(--grass);
  border: 1px solid var(--grass);
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease;
}

.page-products .copy-btn:hover {
  background: rgba(46, 212, 122, 0.1);
}

.page-products .copy-btn.is-copied {
  color: var(--bg);
  background: var(--grass);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products {
    --prod-x: 28px;
  }

  .page-products .prod-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .prod-hero {
    padding-block: 52px 44px;
  }

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

  .page-products .coda {
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 34px 30px;
  }

  .page-products .density-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 40px;
  }

  .page-products .steps {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 40px;
  }
}

@media (min-width: 1024px) {
  .page-products {
    --prod-x: 40px;
  }

  .page-products .prod-section {
    padding-block: 68px;
  }

  .page-products .device-tabs {
    overflow-x: visible;
  }

  .page-products .device-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .device-panel[data-dev="pad"] {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }

  .page-products .vlog-row {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .vlog-row__ver {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-products .steps__item {
    padding-left: 68px;
  }

  .page-products .steps__num {
    font-size: 1.35rem;
  }
}
<<<END>>>

.page-products {
  --w: 1rem;
}