.page-products {
  --prod-num: clamp(76px, 15vw, 132px);
  --prod-gap: clamp(22px, 4vw, 44px);
  --prod-pad: clamp(40px, 6.5vw, 82px);
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
}

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

.page-products .prod-crumbs {
  padding-top: clamp(16px, 2.5vw, 26px);
  font-family: var(--font-index);
  font-size: 12px;
}

.page-products .prod-sec {
  padding-block: var(--prod-pad);
}

.page-products .prod-sec__head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .lede {
  max-width: 54ch;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.78;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding-top: clamp(12px, 2vw, 22px);
}

.page-products .prod-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
  align-items: start;
}

.page-products .prod-hero__title {
  margin: 10px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(33px, 5.2vw, 62px);
  line-height: 1.06;
  letter-spacing: .01em;
}

.page-products .prod-anchor {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-l);
  background: var(--nav);
  color: var(--paper);
  padding: clamp(20px, 3vw, 30px);
  box-shadow: var(--shadow-2);
}

.page-products .prod-anchor::after {
  content: "";
  position: absolute;
  right: -52px;
  top: -52px;
  width: 186px;
  height: 186px;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 34%, rgba(200, 255, 61, .5), rgba(255, 90, 31, .18) 58%, transparent 72%);
  pointer-events: none;
}

.page-products .prod-anchor__label {
  position: relative;
  margin: 0 0 6px;
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--lime);
}

.page-products .prod-anchor__num {
  position: relative;
  margin: 0;
  font-family: var(--font-index);
  font-weight: 700;
  font-size: var(--prod-num);
  line-height: .92;
  letter-spacing: -.045em;
  color: var(--paper);
}

.page-products .prod-anchor__meta {
  position: relative;
  list-style: none;
  margin: 18px 0 0;
  padding: 14px 0 0;
  display: grid;
  gap: 8px;
  border-top: 1px solid rgba(255, 253, 248, .16);
}

.page-products .prod-anchor__meta li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: rgba(255, 253, 248, .72);
}

.page-products .prod-anchor__meta b {
  color: var(--paper);
  font-weight: 700;
}

.page-products .prod-anchor__btn {
  position: relative;
  margin-top: 18px;
  width: 100%;
}

.page-products .prod-hero__media {
  margin: 18px 0 0;
}

.page-products .prod-hero__media img,
.page-products .prod-version__media img,
.page-products .prod-export__media img,
.page-products .prod-subs__media img,
.page-products .prod-entries__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-m);
  object-fit: cover;
}

/* ---------- 设备切换 ---------- */
.page-products .dev-tabs {
  position: relative;
  margin-top: clamp(20px, 3vw, 30px);
}

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

.page-products .dev-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .dev-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}

.page-products .dev-tab::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line);
  transition: background-color .18s ease;
}

.page-products .dev-tab:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.page-products #dev-phone:checked ~ .dev-labels label[for="dev-phone"],
.page-products #dev-tablet:checked ~ .dev-labels label[for="dev-tablet"],
.page-products #dev-desktop:checked ~ .dev-labels label[for="dev-desktop"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.page-products #dev-phone:checked ~ .dev-labels label[for="dev-phone"]::before,
.page-products #dev-tablet:checked ~ .dev-labels label[for="dev-tablet"]::before,
.page-products #dev-desktop:checked ~ .dev-labels label[for="dev-desktop"]::before {
  background: var(--ink);
}

.page-products .dev-tabs:has(#dev-phone:focus-visible) label[for="dev-phone"],
.page-products .dev-tabs:has(#dev-tablet:focus-visible) label[for="dev-tablet"],
.page-products .dev-tabs:has(#dev-desktop:focus-visible) label[for="dev-desktop"] {
  outline: 3px solid var(--teal);
  outline-offset: 2px;
}

.page-products .dev-panels {
  margin-top: 14px;
}

.page-products .dev-panel {
  display: none;
  padding: 18px 20px;
  background: var(--paper);
  border-left: 3px solid var(--orange);
  border-radius: var(--r-m);
}

.page-products #dev-phone:checked ~ .dev-panels .dev-panel--phone,
.page-products #dev-tablet:checked ~ .dev-panels .dev-panel--tablet,
.page-products #dev-desktop:checked ~ .dev-panels .dev-panel--desktop {
  display: block;
}

.page-products .dev-panel__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
}

.page-products .dev-panel__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 版本一览 ---------- */
.page-products .prod-version__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
  align-items: start;
}

.page-products .spec {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  overflow: hidden;
  background: var(--paper);
}

.page-products .spec__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

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

.page-products .spec__key {
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--violet);
}

.page-products .spec__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
}

.page-products .prod-version__media {
  margin: 0;
}

/* ---------- 重新登录步骤 ---------- */
.page-products .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  box-shadow: var(--shadow-1);
}

.page-products .step__no {
  height: fit-content;
  padding: 8px 9px;
  border-radius: 8px;
  background: var(--orange);
  color: var(--ink);
  font-family: var(--font-index);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}

.page-products .step__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
}

.page-products .step__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 三个入口 ---------- */
.page-products .prod-entries__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
  align-items: start;
}

.page-products .prod-entries__media {
  margin: 0;
}

.page-products .prod-entries__media img {
  border-radius: var(--r-l);
}

.page-products .entry-list {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-products .entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
}

.page-products .entry__idx {
  height: fit-content;
  padding: 4px 7px;
  border: 1px solid var(--violet);
  border-radius: 6px;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--violet);
}

.page-products .entry h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
}

.page-products .entry p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 导出清单 ---------- */
.page-products .prod-export__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
  align-items: start;
}

.page-products .prod-export__media {
  margin: 20px 0 0;
}

.page-products .export-card {
  padding: clamp(16px, 3vw, 24px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  box-shadow: var(--shadow-1);
}

.page-products .export-card__head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-products .export-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .export-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px dashed var(--line);
  border-radius: var(--r-s);
  transition: background-color .16s ease, border-color .16s ease;
}

.page-products .export-item:has(.export-check:checked) {
  background: var(--orange-mist);
  border-color: var(--orange);
  border-style: solid;
}

.page-products .export-check {
  width: 18px;
  height: 18px;
  flex: none;
  accent-color: var(--orange);
  cursor: pointer;
}

.page-products .export-label {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  cursor: pointer;
  font-size: 14.5px;
  color: var(--ink);
}

.page-products .export-name {
  font-weight: 700;
}

.page-products .export-path {
  font-family: var(--font-index);
  font-size: 11.5px;
  color: var(--teal);
}

.page-products .export-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-products .copy-note {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--teal);
}

.page-products .copy-note:empty {
  display: none;
}

.page-products .export-card__hint {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 订阅栏目 ---------- */
.page-products .prod-subs__media {
  margin: 0 0 clamp(18px, 3vw, 26px);
}

.page-products .sub-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .sub-card {
  padding: 22px 18px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 4px solid var(--line);
  border-radius: var(--r-m);
}

.page-products .sub-card--ver {
  border-top-color: var(--orange);
}

.page-products .sub-card--case {
  border-top-color: var(--teal);
}

.page-products .sub-card--doc {
  border-top-color: var(--violet);
}

.page-products .sub-card--feed {
  border-top-color: var(--nav);
}

.page-products .sub-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 800;
}

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

.page-products .sub-card__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--teal);
  text-underline-offset: 3px;
}

/* ---------- 阶段记录 ---------- */
.page-products .prod-log__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--prod-gap);
  align-items: start;
}

.page-products .prod-log__head .btn {
  margin-top: 8px;
}

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

.page-products .tl-item {
  position: relative;
  padding: 0 0 26px 26px;
  border-left: 2px solid var(--line);
}

.page-products .tl-item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .tl-item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--line);
}

.page-products .tl-item--current::before {
  background: var(--orange);
  border-color: var(--orange);
}

.page-products .tl-item__ver {
  margin: 0 0 4px;
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--violet);
}

.page-products .tl-item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
}

.page-products .tl-item__desc {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 适配场景 ---------- */
.page-products .scene-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .scene {
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
}

.page-products .scene--lead {
  background: var(--nav);
  border-color: var(--ink);
  color: var(--paper);
}

.page-products .scene__stat {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-index);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-products .scene h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 800;
}

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

.page-products .scene--lead p {
  color: rgba(255, 253, 248, .78);
}

/* ---------- 收尾 ---------- */
.page-products .prod-cta {
  background: var(--nav);
  color: var(--paper);
}

.page-products .prod-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: center;
}

.page-products .prod-cta h2 {
  margin: 0 0 10px;
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 900;
}

.page-products .prod-cta p {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 253, 248, .78);
}

.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 419px) {
  .page-products {
    --prod-num: 68px;
  }

  .page-products .step,
  .page-products .entry {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .page-products .export-card__actions .btn {
    width: 100%;
  }
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 860px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .prod-version__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .prod-entries__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .prod-export__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .prod-log__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-products .prod-cta__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

  .page-products .spec__row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 640px) {
  .page-products .sub-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-products .scene-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .scene--lead {
    grid-column: span 2;
  }
}

@media (min-width: 1060px) {
  .page-products .sub-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}