.page-products {
  --pp-gap: 18px;
  --pp-pad: 48px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
}

.page-products .section {
  padding-block: var(--pp-pad);
}

.page-products .crumbs {
  padding-top: 20px;
  font-size: var(--step--1);
  color: var(--mist);
}

.page-products .crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-products .crumbs a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-products .crumbs__sep {
  margin-inline: 8px;
  color: var(--line);
}

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

/* ---------- 首屏 ---------- */
.page-products .pintro {
  padding-block: 26px 0;
}

.page-products .pintro__inner {
  border-bottom: 1px solid var(--line);
  padding-bottom: 34px;
}

.page-products .pintro__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-5);
  line-height: 1.14;
  letter-spacing: -0.01em;
  margin: 14px 0 0;
  max-width: 13em;
  color: var(--paper);
}

.page-products .pintro__lede {
  margin: 22px 0 0;
  max-width: 34em;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pintro__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 26px 0 0;
  padding: 0;
  font-size: var(--step--1);
  color: var(--mist);
}

.page-products .pintro__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
}

.page-products .pintro__facts .mono {
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  background: rgba(232, 180, 90, 0.12);
  border: 1px solid rgba(232, 180, 90, 0.4);
  padding: 2px 7px;
}

/* ---------- 段落标题 ---------- */
.page-products .sechead {
  margin-bottom: 26px;
}

.page-products .sechead h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-4);
  line-height: 1.2;
  margin: 12px 0 0;
  color: var(--paper);
  max-width: 20em;
}

.page-products .sechead p {
  margin: 16px 0 0;
  max-width: 40em;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--mist);
}

.page-products .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin: 0;
}

.page-products .eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--gold);
  display: block;
}

/* ---------- 图像容器 ---------- */
.page-products .media {
  margin: 0;
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
}

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

.page-products .media--wide {
  aspect-ratio: 16 / 7;
}

.page-products .media--tall {
  aspect-ratio: 4 / 5;
}

.page-products .media__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: var(--gold);
}

/* ---------- 对照表 ---------- */
.page-products .board__figure {
  margin-bottom: 30px;
}

.page-products .board__panel {
  position: relative;
}

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

.page-products .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-products .chips__item {
  display: inline-block;
  padding: 8px 15px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--mist);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease),
    background 0.2s var(--ease);
}

.page-products .chips__item:hover {
  color: var(--gold-soft);
  border-color: var(--gold-soft);
}

.page-products #devsel-all:checked ~ .chips label[for="devsel-all"],
.page-products #devsel-android:checked ~ .chips label[for="devsel-android"],
.page-products #devsel-ios:checked ~ .chips label[for="devsel-ios"],
.page-products #devsel-pad:checked ~ .chips label[for="devsel-pad"],
.page-products #devsel-web:checked ~ .chips label[for="devsel-web"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-products #devsel-all:focus-visible ~ .chips label[for="devsel-all"],
.page-products #devsel-android:focus-visible ~ .chips label[for="devsel-android"],
.page-products #devsel-ios:focus-visible ~ .chips label[for="devsel-ios"],
.page-products #devsel-pad:focus-visible ~ .chips label[for="devsel-pad"],
.page-products #devsel-web:focus-visible ~ .chips label[for="devsel-web"] {
  outline: 2px solid var(--gold-soft);
  outline-offset: 2px;
}

.page-products #devsel-android:checked ~ .board__scroll .devrow:not(.devrow--android),
.page-products #devsel-ios:checked ~ .board__scroll .devrow:not(.devrow--ios),
.page-products #devsel-pad:checked ~ .board__scroll .devrow:not(.devrow--pad),
.page-products #devsel-web:checked ~ .board__scroll .devrow:not(.devrow--web) {
  display: none;
}

.page-products .board__scroll {
  overflow-x: auto;
  border-top: 1px solid var(--gold);
  -webkit-overflow-scrolling: touch;
}

.page-products .devtable {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  text-align: left;
}

.page-products .devtable__cap {
  padding: 12px 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--graphite);
  text-align: left;
}

.page-products .devtable thead th {
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--gold);
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}

.page-products .devtable tbody th,
.page-products .devtable tbody td {
  padding: 15px 14px;
  font-size: var(--step--1);
  line-height: 1.6;
  color: var(--mist);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  vertical-align: top;
}

.page-products .devtable tbody th {
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--paper);
  white-space: nowrap;
}

.page-products .devtable tbody th:first-child,
.page-products .devtable tbody td:first-child {
  border-left: 0;
}

.page-products .devtable tbody tr:nth-child(even) {
  background: rgba(19, 41, 61, 0.6);
}

.page-products .devtable tbody tr:hover {
  background: rgba(232, 180, 90, 0.08);
  box-shadow: inset 3px 0 0 var(--gold);
}

.page-products .board__after {
  margin: 18px 0 0;
  max-width: 46em;
  font-size: var(--step--1);
  line-height: 1.8;
  color: var(--graphite);
  color: var(--mist);
  opacity: 0.72;
}

/* ---------- 入口路径 ---------- */
.page-products .entry__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-products .entry__main h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-4);
  line-height: 1.2;
  margin: 12px 0 0;
  color: var(--paper);
}

.page-products .entry__lead {
  margin: 16px 0 30px;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--mist);
  max-width: 36em;
}

.page-products .path {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .path__step {
  position: relative;
  padding-left: 58px;
  padding-bottom: 34px;
}

.page-products .path__step:nth-child(2) {
  margin-left: 12px;
}

.page-products .path__step:nth-child(3) {
  margin-left: 24px;
}

.page-products .path__step::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 44px;
  bottom: 0;
  width: 1px;
  background: var(--line);
}

.page-products .path__step:last-child::before {
  display: none;
}

.page-products .path__no {
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.page-products .path__body h3 {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-2);
  line-height: 1.3;
  color: var(--paper);
}

.page-products .path__body p {
  margin: 10px 0 0;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--mist);
  max-width: 34em;
}

.page-products .path__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--celadon);
}

.page-products .path__meta .mono {
  color: var(--celadon);
  border-bottom: 1px solid rgba(127, 184, 164, 0.5);
  padding-bottom: 1px;
}

.page-products .path__figure {
  max-width: 180px;
  margin-top: 18px;
  aspect-ratio: 1 / 1;
}

.page-products .entry__side {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-products .sidecard {
  border: 1px solid var(--line);
  background: var(--ink-2);
  padding: 22px 20px;
}

.page-products .sidecard__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-products .spec {
  margin: 0;
}

.page-products .spec__row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--step--1);
}

.page-products .spec__row:last-child {
  border-bottom: 0;
}

.page-products .spec__row dt {
  color: var(--mist);
  white-space: nowrap;
}

.page-products .spec__row dd {
  margin: 0;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: right;
  letter-spacing: 0.02em;
}

.page-products .sidenote {
  border: 1px solid var(--line);
  border-left: 3px solid var(--coral);
  padding: 20px 20px 22px;
  background: rgba(255, 122, 89, 0.06);
}

.page-products .sidenote__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--coral);
}

.page-products .sidenote__text {
  margin: 0 0 18px;
  font-size: var(--step--1);
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 换设备 ---------- */
.page-products .rejoin__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-products .rejoin__text h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-4);
  line-height: 1.2;
  margin: 12px 0 0;
  color: var(--paper);
}

.page-products .rejoin__text > p {
  margin: 16px 0 0;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--mist);
  max-width: 34em;
}

.page-products .rejoin__steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .rejoin__steps li {
  display: flex;
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--step-0);
  line-height: 1.7;
  color: var(--paper);
}

.page-products .rejoin__steps .mono {
  flex: 0 0 62px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-products .rejoin__tail {
  font-size: var(--step--1) !important;
  color: var(--graphite) !important;
  color: var(--mist) !important;
  opacity: 0.75;
}

.page-products .rejoin__figure {
  margin: 0;
}

/* ---------- 检查清单 ---------- */
.page-products .checks__figure {
  margin-bottom: 28px;
}

.page-products .chk {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: done;
}

.page-products .chk__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .chk__item:first-child {
  border-top: 1px solid var(--line);
}

.page-products .chk__box {
  appearance: none;
  -webkit-appearance: none;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin: 2px 0 0;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .chk__box:hover {
  border-color: var(--gold-soft);
}

.page-products .chk__box:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .chk__box:checked {
  background: var(--celadon);
  border-color: var(--celadon);
  counter-increment: done;
}

.page-products .chk__label {
  display: block;
  cursor: pointer;
}

.page-products .chk__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-1);
  line-height: 1.4;
  color: var(--paper);
}

.page-products .chk__box:checked ~ .chk__label .chk__name {
  color: var(--celadon);
}

.page-products .chk__how {
  display: block;
  margin-top: 6px;
  font-size: var(--step--1);
  line-height: 1.8;
  color: var(--mist);
  max-width: 44em;
}

.page-products .chk::after {
  content: "已完成 " counter(done) " / 5 项";
  display: block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--celadon);
}

/* ---------- 升级包 ---------- */
.page-products .upgrade__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: start;
}

.page-products .upgrade__text h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-4);
  line-height: 1.2;
  margin: 12px 0 0;
  color: var(--paper);
}

.page-products .upgrade__text > p {
  margin: 16px 0 0;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--mist);
  max-width: 34em;
}

.page-products .upgrade__list {
  margin: 26px 0 26px;
  border-top: 1px solid var(--line);
}

.page-products .upgrade__row {
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .upgrade__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin-bottom: 6px;
}

.page-products .upgrade__row dd {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.8;
  color: var(--mist);
  max-width: 40em;
}

.page-products .upgrade__figure {
  margin: 0;
  aspect-ratio: 1 / 1;
}

/* ---------- 问题直达 ---------- */
.page-products .issues__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .issues__item {
  background: var(--ink);
}

.page-products .issues__link {
  display: grid;
  grid-template-columns: 34px 1fr;
  grid-template-areas:
    "no txt"
    "no go";
  gap: 4px 14px;
  align-items: baseline;
  padding: 18px 16px;
  text-decoration: none;
  transition: background 0.2s var(--ease);
}

.page-products .issues__link:hover,
.page-products .issues__link:focus-visible {
  background: var(--ink-2);
  outline: none;
}

.page-products .issues__no {
  grid-area: no;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--graphite);
}

.page-products .issues__link:hover .issues__no {
  color: var(--gold);
}

.page-products .issues__txt {
  grid-area: txt;
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--paper);
}

.page-products .issues__go {
  grid-area: go;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--celadon);
}

.page-products .issues__link:hover .issues__txt {
  color: var(--gold-soft);
}

/* ---------- 结尾 ---------- */
.page-products .outro {
  border-top: 1px solid var(--line);
}

.page-products .outro__inner {
  display: grid;
  gap: 26px;
  align-items: end;
}

.page-products .outro__text h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-3);
  line-height: 1.25;
  margin: 12px 0 0;
  color: var(--paper);
}

.page-products .outro__text p {
  margin: 14px 0 0;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--mist);
  max-width: 36em;
}

.page-products .outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .outro__actions .btn {
  text-decoration: none;
}

.page-products .btn {
  display: inline-block;
  border: 1px solid transparent;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-size: var(--step--1);
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease),
    border-color 0.2s var(--ease);
}

.page-products .btn--gold {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-products .btn--gold:hover {
  background: var(--gold-soft);
  border-color: var(--gold-soft);
}

.page-products .btn--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--paper);
}

.page-products .btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-products {
    --pp-pad: 64px;
  }

  .page-products .issues__list {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .rejoin__grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 44px;
  }

  .page-products .outro__inner {
    grid-template-columns: 1.5fr auto;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-products {
    --pp-pad: 84px;
  }

  .page-products .pintro {
    padding-block: 34px 0;
  }

  .page-products .pintro__inner {
    padding-bottom: 48px;
  }

  .page-products .entry__grid {
    grid-template-columns: 1.62fr 1fr;
    gap: 56px;
  }

  .page-products .entry__side {
    position: sticky;
    top: 24px;
  }

  .page-products .upgrade__grid {
    grid-template-columns: 1.45fr 1fr;
    gap: 56px;
    align-items: center;
  }

  .page-products .checks__figure {
    aspect-ratio: 21 / 8;
  }

  .page-products .path__figure {
    max-width: 220px;
  }
}

@media (min-width: 1200px) {
  .page-products .issues__list {
    grid-template-columns: repeat(3, 1fr);
  }
}
<<<END>>>