/* ================= 版本与适配中心 / products ================= */
.page-products {
  --pr-space: clamp(40px, 7vw, 76px);
  --pr-card-radius: 2px;
  background-color: var(--mist);
  background-image: repeating-linear-gradient(180deg, rgba(29, 29, 27, 0.028) 0 1px, transparent 1px 30px);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-products a {
  color: var(--lake);
}

.page-products .pr-textlink {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px dashed rgba(31, 110, 122, 0.5);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .pr-textlink:hover {
  color: var(--ochre-deep);
  border-bottom-color: var(--ochre);
}

.page-products .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ochre);
}

/* ---------------- 首屏 ---------------- */
.page-products .pr-hero {
  padding-block: 18px 0;
}

.page-products .pr-crumbs {
  margin-bottom: 14px;
  font-size: 13px;
}

.page-products .pr-frame {
  position: relative;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(231, 225, 211, 0.5));
}

.page-products .pr-frame::before,
.page-products .pr-frame::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border: 3px solid var(--ochre);
  pointer-events: none;
  z-index: 2;
}

.page-products .pr-frame::before {
  top: -3px;
  left: -3px;
  border-right: 0;
  border-bottom: 0;
}

.page-products .pr-frame::after {
  right: -3px;
  bottom: -3px;
  border-top: 0;
  border-left: 0;
}

.page-products .pr-frame__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  border-bottom: 1px solid var(--line-strong);
  background: var(--paper);
  color: var(--deep);
  font-size: 11px;
  letter-spacing: 0.05em;
}

.page-products .pr-frame__bar .mono {
  font-size: 11px;
}

.page-products .pr-frame__body {
  padding: clamp(20px, 4.4vw, 46px);
}

.page-products .pr-frame h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.8vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-products .pr-frame__lede {
  max-width: 62ch;
  margin: 16px 0 0;
  font-size: 15.5px;
  color: rgba(29, 29, 27, 0.82);
}

/* 检索框 */
.page-products .pr-search {
  position: relative;
  max-width: 580px;
  margin-top: 24px;
}

.page-products .pr-search__field {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 54px;
  padding: 0 12px;
  background: var(--glass);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1.5px solid var(--ochre);
  border-radius: var(--pr-card-radius);
  box-shadow: 3px 3px 0 rgba(168, 68, 42, 0.16);
}

.page-products .pr-search__icon {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
  border: 2px solid var(--ochre);
  border-radius: 50%;
}

.page-products .pr-search__icon::after {
  content: "";
  position: absolute;
  right: -5px;
  bottom: -4px;
  width: 6px;
  height: 2px;
  background: var(--ochre);
  transform: rotate(45deg);
}

.page-products .pr-search__input {
  flex: 1 1 auto;
  min-width: 0;
  border: 0;
  background: transparent;
  outline: none;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
}

.page-products .pr-search__input::placeholder {
  color: rgba(29, 29, 27, 0.45);
}

.page-products .pr-search__input:focus-visible {
  outline: none;
}

.page-products .pr-search__field:focus-within {
  box-shadow: 3px 3px 0 rgba(168, 68, 42, 0.34);
}

.page-products .pr-search__key {
  flex: none;
  padding: 1px 6px;
  font-size: 11px;
  color: rgba(29, 29, 27, 0.42);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.page-products .pr-search__panel {
  display: none;
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 8px);
  z-index: 30;
  max-height: 320px;
  overflow-y: auto;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--pr-card-radius);
  box-shadow: 0 14px 34px rgba(18, 63, 71, 0.16);
}

.page-products .pr-search__panel[data-open="true"] {
  display: block;
}

/* 快捷跳转 */
.page-products .pr-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-quick a {
  display: inline-block;
  padding: 5px 12px;
  font-size: 13px;
  color: var(--lake);
  text-decoration: none;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .pr-quick a:hover {
  background: var(--lake);
  border-color: var(--lake);
  color: #fff;
}

/* 首屏数据条 */
.page-products .pr-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 0;
  margin: 26px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .pr-facts li {
  flex: 1 1 130px;
  padding-left: 14px;
  border-left: 1px solid var(--line);
  font-size: 12.5px;
  color: rgba(29, 29, 27, 0.66);
}

.page-products .pr-facts li:first-child {
  padding-left: 0;
  border-left: 0;
}

.page-products .pr-facts .mono {
  display: block;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ochre-deep);
  letter-spacing: -0.01em;
}

/* ---------------- 区段通用 ---------------- */
.page-products .pr-sec {
  padding-block: var(--pr-space);
}

.page-products .pr-sec-head {
  max-width: 66ch;
}

.page-products .pr-sec-head h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  line-height: 1.22;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.page-products .pr-sec-lede {
  margin: 10px 0 0;
  font-size: 15px;
  color: rgba(29, 29, 27, 0.76);
}

/* 图片容器 */
.page-products .pr-shot {
  margin: 0 0 clamp(22px, 3.6vw, 36px);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--pr-card-radius);
  overflow: hidden;
}

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

.page-products .pr-shot figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: rgba(29, 29, 27, 0.58);
}

/* ---------------- 版本对照 ---------------- */
.page-products .pr-tablewrap {
  margin-top: clamp(20px, 3.2vw, 30px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--pr-card-radius);
}

.page-products .pr-cmp {
  width: 100%;
  min-width: 800px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 14px;
}

.page-products .pr-cmp thead th {
  position: relative;
  padding: 10px 12px;
  text-align: left;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: #fff;
  background: var(--lake);
  white-space: nowrap;
}

.page-products .pr-cmp thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 5;
  background: var(--deep);
}

.page-products .pr-cmp tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  padding: 14px 12px;
  text-align: left;
  font-weight: 600;
  font-size: 13.5px;
  color: var(--deep);
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line-strong);
  white-space: nowrap;
}

.page-products .pr-cmp td {
  padding: 14px 12px;
  border-top: 1px solid var(--line);
  vertical-align: top;
  font-size: 13.5px;
  line-height: 1.62;
  color: rgba(29, 29, 27, 0.86);
  min-width: 152px;
  transition: background-color 0.2s var(--ease);
}

.page-products .pr-cmp td[data-v="2.2"],
.page-products .pr-cmp td[data-v="2.4"] {
  background-color: rgba(231, 225, 211, 0.42);
}

.page-products .pr-cmp td.is-diff::before {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  margin-right: 6px;
  vertical-align: 1px;
  border-left: 7px solid var(--wine);
  border-bottom: 7px solid transparent;
}

.page-products .pr-cmp:has(td[data-v="2.1"]:hover) td[data-v="2.1"],
.page-products .pr-cmp:has(td[data-v="2.2"]:hover) td[data-v="2.2"],
.page-products .pr-cmp:has(td[data-v="2.3"]:hover) td[data-v="2.3"],
.page-products .pr-cmp:has(td[data-v="2.4"]:hover) td[data-v="2.4"] {
  background-color: rgba(168, 68, 42, 0.1);
}

.page-products .pr-cmp-note {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  align-items: center;
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(29, 29, 27, 0.6);
}

.page-products .pr-cmp-note__key {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--wine);
}

.page-products .pr-cmp-note__key i {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 7px solid var(--wine);
  border-bottom: 7px solid transparent;
}

/* ---------------- 适配矩阵 ---------------- */
.page-products .pr-fit-head {
  display: grid;
  gap: 22px;
}

.page-products .pr-fit-head .pr-shot {
  margin-bottom: 0;
}

.page-products .pr-tablewrap--fit {
  margin-top: clamp(22px, 3.4vw, 32px);
}

.page-products .pr-mat {
  width: 100%;
  min-width: 640px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13.5px;
}

.page-products .pr-mat thead th {
  padding: 9px 10px;
  text-align: center;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: #fff;
  background: var(--lake);
  white-space: nowrap;
}

.page-products .pr-mat thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 5;
  text-align: left;
  background: var(--deep);
}

.page-products .pr-mat tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  padding: 11px 10px;
  text-align: left;
  font-weight: 600;
  font-size: 13.5px;
  color: var(--deep);
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line-strong);
  white-space: nowrap;
}

.page-products .pr-mat td {
  padding: 9px 8px;
  text-align: center;
  border-top: 1px solid var(--line);
  transition: background-color 0.2s var(--ease);
}

.page-products .pr-mat tbody tr:nth-child(even) td {
  background-color: rgba(231, 225, 211, 0.35);
}

.page-products .pr-mat tbody tr:hover td {
  background-color: rgba(143, 191, 196, 0.24);
}

.page-products .pr-mat__count {
  font-size: 12.5px;
  color: rgba(29, 29, 27, 0.62);
}

.page-products .pr-st {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  border-radius: 2px;
  white-space: nowrap;
}

.page-products .pr-st--ok {
  background: var(--tea);
  color: #fff;
}

.page-products .pr-st--warn {
  background: var(--lake-soft);
  color: var(--deep);
}

.page-products .pr-st--no {
  background: rgba(29, 29, 27, 0.08);
  color: rgba(29, 29, 27, 0.55);
}

.page-products .pr-legend {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  color: rgba(29, 29, 27, 0.7);
}

.page-products .pr-legend li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.page-products .pr-legend__dot {
  flex: none;
  width: 12px;
  height: 12px;
  margin-top: 5px;
  border-radius: 2px;
}

.page-products .pr-legend__dot--ok {
  background: var(--tea);
}

.page-products .pr-legend__dot--warn {
  background: var(--lake-soft);
}

.page-products .pr-legend__dot--no {
  background: rgba(29, 29, 27, 0.16);
}

.page-products .pr-split {
  display: grid;
  gap: 24px;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-products .pr-split .pr-shot {
  margin-bottom: 0;
}

.page-products .pr-split__text h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--deep);
}

.page-products .pr-split__text p {
  margin: 0 0 12px;
  font-size: 14.5px;
  color: rgba(29, 29, 27, 0.78);
}

/* ---------------- 资料库 ---------------- */
.page-products .pr-libsec {
  background: linear-gradient(180deg, rgba(231, 225, 211, 0) 0%, rgba(231, 225, 211, 0.72) 18%, rgba(231, 225, 211, 0.72) 82%, rgba(231, 225, 211, 0) 100%);
}

.page-products .pr-lib {
  display: grid;
  gap: 20px;
  margin-top: clamp(22px, 3.6vw, 36px);
}

.page-products .pr-lib__list {
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--pr-card-radius);
}

.page-products .pr-lib__listhead {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ochre);
}

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

.page-products .pr-lib__items li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
  color: rgba(29, 29, 27, 0.84);
}

.page-products .pr-lib__items li:last-child {
  border-bottom: 0;
}

.page-products .pr-lib__no {
  flex: none;
  min-width: 46px;
  padding: 1px 6px;
  text-align: center;
  font-size: 11.5px;
  color: var(--deep);
  background: rgba(143, 191, 196, 0.28);
  border-radius: 2px;
}

.page-products .pr-lib__glass {
  padding: 20px;
  color: var(--mist);
  background: rgba(18, 63, 71, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: var(--pr-card-radius);
  border: 1px solid rgba(244, 241, 234, 0.18);
  box-shadow: 0 14px 30px rgba(18, 63, 71, 0.22);
}

.page-products .pr-lib__glasshead {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(244, 241, 234, 0.24);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--lake-soft);
}

.page-products .pr-lib__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  color: rgba(244, 241, 234, 0.82);
}

.page-products .pr-lib__stats .mono {
  display: block;
  font-size: 19px;
  font-weight: 600;
  color: #fff;
}

.page-products .pr-lib__note {
  margin: 0 0 14px;
  font-size: 13.5px;
  color: rgba(244, 241, 234, 0.82);
}

.page-products .pr-topic {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-products .pr-lib__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------------- 路径 ---------------- */
.page-products .pr-path {
  display: grid;
  gap: 26px;
}

.page-products .pr-path__aside {
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--pr-card-radius);
  background: var(--paper);
  overflow: hidden;
}

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

.page-products .pr-steps {
  position: relative;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-step {
  position: relative;
  padding: 0 0 26px 48px;
}

.page-products .pr-step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 0;
  width: 1px;
  background: var(--line-strong);
}

.page-products .pr-step:last-child {
  padding-bottom: 0;
}

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

.page-products .pr-step__num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  font-size: 12px;
  color: var(--ochre-deep);
  background: var(--mist);
  border: 1px solid var(--ochre);
  border-radius: 50%;
}

.page-products .pr-step h3 {
  margin: 4px 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
}

.page-products .pr-step p {
  margin: 0;
  font-size: 14.5px;
  color: rgba(29, 29, 27, 0.78);
}

/* ---------------- 人群建议 ---------------- */
.page-products .pr-advice__grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(22px, 3.6vw, 34px);
}

.page-products .pr-card {
  position: relative;
  padding: 22px 20px 20px;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-left-width: 5px;
  border-radius: var(--pr-card-radius);
}

.page-products .pr-card--ochre {
  border-left-color: var(--ochre);
  background: linear-gradient(180deg, rgba(168, 68, 42, 0.07), rgba(255, 255, 255, 0.9) 46%);
}

.page-products .pr-card--lake {
  border-left-color: var(--lake);
  background: linear-gradient(180deg, rgba(31, 110, 122, 0.08), rgba(255, 255, 255, 0.9) 46%);
}

.page-products .pr-card--tea {
  border-left-color: var(--tea);
  background: linear-gradient(180deg, rgba(47, 75, 58, 0.08), rgba(255, 255, 255, 0.9) 46%);
}

.page-products .pr-card__kicker {
  margin: 0 0 8px;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: rgba(29, 29, 27, 0.55);
}

.page-products .pr-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.3;
  color: var(--ink);
}

.page-products .pr-card p {
  margin: 0;
  font-size: 14.5px;
  color: rgba(29, 29, 27, 0.78);
}

/* ---------------- 收尾 ---------------- */
.page-products .pr-cta__panel {
  display: grid;
  gap: 22px;
  padding: clamp(22px, 4vw, 40px);
  color: var(--mist);
  background: var(--deep);
  border-radius: var(--pr-card-radius);
}

.page-products .pr-cta__text h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 3.2vw, 1.85rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: #fff;
}

.page-products .pr-cta__text p {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  color: rgba(244, 241, 234, 0.82);
}

.page-products .pr-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: start;
}

.page-products .pr-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 0;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-contact li {
  flex: 1 1 220px;
  padding-left: 14px;
  border-left: 1px solid var(--line-strong);
  font-size: 13.5px;
  color: rgba(29, 29, 27, 0.78);
}

.page-products .pr-contact li:first-child {
  padding-left: 0;
  border-left: 0;
}

.page-products .pr-contact__wide {
  flex-basis: 100%;
}

.page-products .pr-contact .mono {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--ochre-deep);
}

/* ---------------- 断点 ---------------- */
@media (min-width: 720px) {
  .page-products .pr-advice__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pr-legend {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 22px;
  }
}

@media (min-width: 900px) {
  .page-products .pr-fit-head {
    grid-template-columns: 5fr 7fr;
    align-items: end;
    gap: 44px;
  }

  .page-products .pr-split {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: 40px;
  }

  .page-products .pr-lib {
    grid-template-columns: 7fr 5fr;
    gap: 0;
    align-items: end;
  }

  .page-products .pr-lib__glass {
    margin-left: -56px;
    margin-bottom: -22px;
  }

  .page-products .pr-path {
    grid-template-columns: 4fr 8fr;
    align-items: start;
    gap: 48px;
  }

  .page-products .pr-path__aside {
    position: sticky;
    top: calc(var(--header-size) + 16px);
  }

  .page-products .pr-advice__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .pr-advice__grid .pr-card:nth-child(2) {
    margin-top: -20px;
  }

  .page-products .pr-cta__panel {
    grid-template-columns: 8fr 4fr;
    align-items: center;
  }

  .page-products .pr-cta__acts {
    justify-content: flex-end;
  }
}

@media (min-width: 1100px) {
  .page-products .pr-frame__lede {
    font-size: 16.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-quick a,
  .page-products .pr-cmp td,
  .page-products .pr-mat td,
  .page-products .pr-textlink {
    transition: none;
  }
}
<<<END>>>