.page-products {
  --pr-hair: 1px solid var(--eb-line);
  --pr-mono: var(--eb-font-num);
  background: var(--eb-ink);
  color: var(--eb-cream);
  font-family: var(--eb-font-body);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products p {
  margin: 0 0 12px;
}

.page-products .pr-h1,
.page-products .pr-h2,
.page-products .pr-h3 {
  font-family: var(--eb-font-display);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.01em;
  margin: 0;
  transform: skewX(-2deg);
  transform-origin: left center;
}

.page-products .pr-h1 {
  font-size: clamp(30px, 8vw, 60px);
  margin: 12px 0 16px;
}

.page-products .pr-h2 {
  font-size: clamp(24px, 5.6vw, 38px);
}

.page-products .pr-h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.pr-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--pr-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--eb-mist);
}

.pr-crumb a {
  color: var(--eb-mist);
  text-decoration: none;
  border-bottom: 1px solid var(--eb-line);
}

.pr-crumb a:hover,
.pr-crumb a:focus-visible {
  color: var(--eb-lime);
  border-color: var(--eb-lime);
}

/* ============ 首屏 ============ */
.pr-hero {
  padding: 26px 0 52px;
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(198, 242, 78, 0.12), transparent 58%),
    linear-gradient(180deg, var(--eb-surface) 0%, var(--eb-ink) 72%);
  border-bottom: var(--pr-hair);
}

.pr-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 20px;
}

.pr-lede {
  max-width: 46ch;
  font-size: 16px;
  color: var(--eb-cream);
}

.pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.pr-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  background: var(--eb-line);
  border-block: var(--pr-hair);
}

.pr-facts__item {
  background: var(--eb-ink);
  padding: 12px 10px;
}

.pr-facts__item dt {
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.05em;
  color: var(--eb-mist);
  margin-bottom: 4px;
}

.pr-facts__item dd {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--eb-mist);
}

.pr-facts__num {
  font-family: var(--pr-mono);
  font-weight: 700;
  font-size: 26px;
  color: var(--eb-lime);
  margin: 0 3px;
  letter-spacing: -0.02em;
}

/* ============ 设备切换 ============ */
.pr-device {
  position: relative;
  padding: 12px;
  border: 3px solid var(--eb-bark);
  background: var(--eb-surface);
  box-shadow: 6px 6px 0 0 var(--eb-track);
}

.pr-device__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.pr-device__tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.pr-device__tab {
  display: block;
  padding: 10px 8px;
  text-align: center;
  font-family: var(--pr-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--eb-mist);
  border: 1px solid var(--eb-line);
  border-radius: 2px;
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.pr-device__tab:hover {
  color: var(--eb-lime-soft);
  border-color: var(--eb-lime);
}

#pr-dev-phone:checked ~ .pr-device__tabs .pr-device__tab[for="pr-dev-phone"],
#pr-dev-pad:checked ~ .pr-device__tabs .pr-device__tab[for="pr-dev-pad"] {
  background: var(--eb-lime);
  color: var(--eb-ink);
  border-color: var(--eb-lime);
  box-shadow: 2px 2px 0 0 var(--eb-bark);
}

#pr-dev-phone:focus-visible ~ .pr-device__tabs .pr-device__tab[for="pr-dev-phone"],
#pr-dev-pad:focus-visible ~ .pr-device__tabs .pr-device__tab[for="pr-dev-pad"] {
  outline: 2px solid var(--eb-lime-soft);
  outline-offset: 2px;
}

.pr-device__panel {
  display: none;
}

#pr-dev-phone:checked ~ .pr-device__panels .pr-device__panel--phone,
#pr-dev-pad:checked ~ .pr-device__panels .pr-device__panel--pad {
  display: block;
}

.pr-device__shot {
  margin: 0 0 12px;
  border: 1px solid var(--eb-line);
  background: var(--eb-char);
}

.pr-device__shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.pr-device__flag {
  display: inline-block;
  margin: 12px 0 0;
  padding: 3px 9px;
  background: var(--eb-lime);
  color: var(--eb-ink);
  font-family: var(--pr-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.pr-specs {
  margin: 0;
}

.pr-specs > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--eb-line);
  font-size: 13px;
}

.pr-specs dt {
  color: var(--eb-mist);
}

.pr-specs dd {
  margin: 0;
  font-family: var(--pr-mono);
  color: var(--eb-cream);
  text-align: right;
}

/* ============ 安装 ============ */
.pr-install {
  padding: 48px 0;
  background: var(--eb-char);
  border-bottom: var(--pr-hair);
}

.pr-install__grid {
  display: grid;
  gap: 34px;
}

.pr-gear__text {
  font-size: 15px;
  color: var(--eb-mist);
  margin: 14px 0 18px;
}

.pr-gear__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  border-top: var(--pr-hair);
}

.pr-gear__list li {
  display: grid;
  gap: 2px;
  padding: 10px 0;
  border-bottom: var(--pr-hair);
  font-size: 14px;
}

.pr-gear__list span {
  font-family: var(--pr-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--eb-track);
}

.pr-gear__list b {
  font-weight: 400;
  color: var(--eb-cream);
}

.pr-gear__fig {
  margin: 0;
}

.pr-gear__fig img,
.pr-fig img,
.pr-compare__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--eb-line);
}

.pr-cap {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--eb-mist);
}

.pr-steps {
  display: grid;
  gap: 14px;
}

.pr-step {
  position: relative;
  padding: 16px 16px 16px 20px;
  background: var(--eb-surface);
  border-left: 3px solid var(--eb-track);
}

.pr-step p {
  margin: 0;
  font-size: 14px;
  color: var(--eb-mist);
}

.pr-step__no {
  display: block;
  font-family: var(--pr-mono);
  font-weight: 700;
  font-size: 30px;
  line-height: 1;
  color: var(--eb-track);
  margin-bottom: 6px;
}

.pr-fig {
  margin: 6px 0 0;
}

.pr-fail {
  padding: 16px;
  border: 1px dashed var(--eb-line);
  background: rgba(47, 74, 64, 0.28);
  font-size: 14px;
  color: var(--eb-mist);
}

.pr-fail strong {
  color: var(--eb-cream);
}

.pr-fail__link {
  display: inline-block;
  margin-top: 4px;
  color: var(--eb-lime);
  font-family: var(--pr-mono);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 2px solid var(--eb-lime);
}

.pr-fail__link:hover,
.pr-fail__link:focus-visible {
  background: var(--eb-lime);
  color: var(--eb-ink);
}

/* ============ 对比 ============ */
.pr-compare {
  padding: 48px 0;
  background: var(--eb-ink);
  border-bottom: var(--pr-hair);
}

.pr-compare__top {
  display: grid;
  gap: 22px;
  align-items: center;
}

.pr-compare__lede {
  margin-top: 14px;
  max-width: 44ch;
  font-size: 15px;
  color: var(--eb-mist);
}

.pr-compare__fig {
  margin: 0;
}

.pr-compare__fig img {
  border: 3px solid var(--eb-bark);
  box-shadow: 6px 6px 0 0 var(--eb-track);
}

.pr-cmp {
  margin-top: 30px;
  border-top: 2px solid var(--eb-line);
}

.pr-cmp__legend {
  display: none;
}

.pr-cmp__item {
  border-bottom: var(--pr-hair);
}

.pr-cmp__item:nth-child(odd) {
  background: var(--eb-surface);
}

.pr-cmp__btn {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 26px;
  grid-template-areas:
    "label label icon"
    "phone pad icon";
  align-items: center;
  gap: 4px 12px;
  padding: 14px 12px;
  color: var(--eb-cream);
}

.pr-cmp__btn::-webkit-details-marker {
  display: none;
}

.pr-cmp__btn:hover {
  background: rgba(198, 242, 78, 0.07);
}

.pr-cmp__btn:focus-visible {
  outline: 2px solid var(--eb-lime);
  outline-offset: -2px;
}

.pr-cmp__label {
  grid-area: label;
  font-family: var(--eb-font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.01em;
}

.pr-cmp__val {
  font-size: 12px;
  line-height: 1.5;
  color: var(--eb-mist);
}

.pr-cmp__val--phone {
  grid-area: phone;
}

.pr-cmp__val--pad {
  grid-area: pad;
}

.pr-cmp__key {
  display: block;
  font-family: var(--pr-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--eb-track);
}

.pr-cmp__plus {
  grid-area: icon;
  text-align: center;
  font-family: var(--pr-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--eb-lime);
  transition: transform 220ms ease;
}

.pr-cmp__item[open] .pr-cmp__plus {
  transform: rotate(45deg);
}

.pr-cmp__item[open] .pr-cmp__btn {
  color: var(--eb-lime-soft);
}

.pr-cmp__panel {
  margin: 0 12px 16px;
  padding: 10px 0 10px 14px;
  border-left: 3px solid var(--eb-lime);
  font-size: 14px;
  color: var(--eb-mist);
  background: linear-gradient(90deg, rgba(198, 242, 78, 0.09), transparent 70%);
}

/* ============ 订阅 ============ */
.pr-sub {
  padding: 48px 0;
  background: var(--eb-surface);
  border-bottom: var(--pr-hair);
}

.pr-sub__head {
  display: grid;
  gap: 16px;
  align-items: end;
}

.pr-sub__lede {
  max-width: 42ch;
  font-size: 15px;
  color: var(--eb-mist);
}

.pr-topics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 26px;
}

.pr-topic {
  border: 1px solid var(--eb-line);
  background: var(--eb-char);
}

.pr-topic--new {
  border-color: var(--eb-lime);
  box-shadow: inset 3px 0 0 var(--eb-lime);
}

.pr-topic__btn {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--eb-cream);
}

.pr-topic__btn::-webkit-details-marker {
  display: none;
}

.pr-topic__btn:hover {
  color: var(--eb-lime-soft);
}

.pr-topic__btn:focus-visible {
  outline: 2px solid var(--eb-lime);
  outline-offset: -2px;
}

.pr-topic__new {
  flex: none;
  padding: 1px 6px;
  background: var(--eb-lime);
  color: var(--eb-ink);
  font-family: var(--pr-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.pr-topic__panel {
  padding: 10px 12px 14px;
  border-top: 1px dashed var(--eb-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--eb-mist);
}

/* ============ 四条线 ============ */
.pr-lines {
  padding: 48px 0;
  background: var(--eb-ink);
}

.pr-lines__list {
  margin-top: 26px;
  border-top: var(--pr-hair);
}

.pr-line {
  display: grid;
  gap: 4px;
  padding: 18px 0;
  border-bottom: var(--pr-hair);
}

.pr-line__no {
  font-family: var(--pr-mono);
  font-weight: 700;
  font-size: 18px;
  color: var(--eb-track);
  letter-spacing: 0.04em;
}

.pr-line__name {
  font-family: var(--eb-font-display);
  font-weight: 800;
  font-size: 19px;
}

.pr-line__desc {
  font-size: 14px;
  color: var(--eb-mist);
}

.pr-line__link {
  justify-self: start;
  margin-top: 4px;
  color: var(--eb-lime);
  font-family: var(--pr-mono);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 2px solid var(--eb-lime);
}

.pr-line__link:hover,
.pr-line__link:focus-visible {
  background: var(--eb-lime);
  color: var(--eb-ink);
}

.pr-lines__more {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.pr-lines__more a {
  padding: 7px 12px;
  border: 1px solid var(--eb-line);
  color: var(--eb-mist);
  font-size: 13px;
  text-decoration: none;
  transition: border-color 180ms ease, color 180ms ease;
}

.pr-lines__more a:hover,
.pr-lines__more a:focus-visible {
  border-color: var(--eb-lime);
  color: var(--eb-lime-soft);
}

/* ============ 版本与校验 ============ */
.pr-release {
  padding: 48px 0 64px;
  background: linear-gradient(180deg, var(--eb-surface) 0%, var(--eb-ink) 100%);
  border-top: var(--pr-hair);
}

.pr-release__grid {
  display: grid;
  gap: 28px;
}

.pr-release__ver {
  font-family: var(--pr-mono);
  font-weight: 700;
  font-size: clamp(48px, 14vw, 96px);
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--eb-lime);
  margin: 8px 0 10px;
}

.pr-release__meta {
  font-size: 13px;
  color: var(--eb-mist);
  max-width: 30ch;
}

.pr-release__list {
  list-style: none;
  margin: 18px 0;
  padding: 0;
  border-top: var(--pr-hair);
}

.pr-release__list li {
  position: relative;
  padding: 11px 0 11px 20px;
  border-bottom: var(--pr-hair);
  font-size: 14px;
  color: var(--eb-cream);
}

.pr-release__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 8px;
  height: 8px;
  background: var(--eb-track);
}

.pr-release__check {
  font-size: 14px;
  color: var(--eb-mist);
}

.pr-release__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

/* ============ 平板及以上 ============ */
@media (min-width: 720px) {
  .page-products {
    font-size: 17px;
  }

  .pr-hero {
    padding: 34px 0 64px;
  }

  .pr-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    gap: 40px;
    align-items: start;
  }

  .pr-device__tabs {
    gap: 10px;
  }

  .pr-device__tab {
    font-size: 13px;
    padding: 11px 10px;
  }

  .pr-topics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pr-compare__top {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 32px;
  }

  .pr-cmp__legend {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr) 26px;
    gap: 12px;
    padding: 10px 12px;
    font-family: var(--pr-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--eb-mist);
    border-bottom: var(--pr-hair);
  }

  .pr-cmp__btn {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr) 26px;
    grid-template-areas: "label phone pad icon";
    gap: 12px;
    padding: 16px 12px;
  }

  .pr-cmp__val {
    font-size: 14px;
    color: var(--eb-cream);
  }

  .pr-cmp__key {
    display: none;
  }

  .pr-line {
    grid-template-columns: 48px minmax(0, 0.8fr) minmax(0, 1.6fr) auto;
    align-items: center;
    gap: 20px;
  }

  .pr-line__link {
    margin-top: 0;
  }
}

@media (min-width: 1000px) {
  .pr-install__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 52px;
    align-items: start;
  }

  .pr-gear {
    position: sticky;
    top: 84px;
  }

  .pr-topics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .pr-sub__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    gap: 32px;
  }

  .pr-release__grid {
    grid-template-columns: minmax(0, 0.62fr) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .pr-steps {
    gap: 16px;
  }

  .pr-step {
    padding: 18px 20px 18px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pr-device__tab,
  .pr-cmp__plus,
  .pr-lines__more a {
    transition: none;
  }
}