.page-products {
  background: var(--paper);
  color: var(--body-ink);
  padding-top: 20px;
  padding-bottom: 8px;
}

.page-products__crumb {
  padding-bottom: 18px;
}

.page-products .hero__frame {
  position: relative;
  background: linear-gradient(180deg, #FFFDF8 0%, var(--paper) 72%);
  border: 1px solid var(--warm-200);
  border-radius: 6px;
  padding: clamp(20px, 4.5vw, 48px);
  background-image:
    repeating-linear-gradient(90deg, rgba(10, 27, 46, .05) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(180deg, rgba(10, 27, 46, .05) 0 1px, transparent 1px 24px);
  background-size: auto;
}

.page-products .hero__frame::before,
.page-products .hero__frame::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border-style: solid;
  border-color: var(--amber);
  border-width: 0;
  pointer-events: none;
}

.page-products .hero__frame::before {
  top: 10px;
  left: 10px;
  border-top-width: 2px;
  border-left-width: 2px;
}

.page-products .hero__frame::after {
  right: 10px;
  bottom: 10px;
  border-right-width: 2px;
  border-bottom-width: 2px;
}

.page-products h1 {
  margin: 10px 0 0;
  font-size: clamp(29px, 6.2vw, 54px);
  line-height: 1.15;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--ink);
  max-width: 16em;
}

.page-products .hero .lede {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 16.5px;
  line-height: 1.85;
}

.page-products .hero__split {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: 30px;
  border-top: 1px solid var(--warm-200);
  border-bottom: 1px solid var(--warm-200);
}

.page-products .hero__col {
  padding: 18px 0;
}

.page-products .hero__col-t {
  margin: 10px 0 6px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-products .hero__col-d {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  max-width: 30em;
}

.page-products .hero__scale {
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--warm-200) 0 8px, transparent 8px 16px);
}

.page-products .hero__media {
  margin: 26px 0 0;
}

.page-products .hero__next {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

.page-products .section {
  padding-top: clamp(46px, 8vw, 84px);
}

.page-products h2 {
  margin: 8px 0 0;
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.25;
  letter-spacing: -.015em;
  font-weight: 800;
  color: var(--ink);
  max-width: 18em;
}

.page-products .lede {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  max-width: 36em;
}

/* ---------- 版本对照 ---------- */
.page-products .compare {
  margin-top: 28px;
  border: 1px solid var(--warm-200);
  border-radius: 6px;
  background: #FFFDF8;
  overflow: hidden;
}

.page-products .compare__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 13px 14px;
  background: var(--navy-700);
}

.page-products .seg {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

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

.page-products .seg__label {
  display: inline-block;
  padding: 7px 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: #E7E2D8;
  border: 1px solid rgba(231, 226, 216, .34);
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease);
}

.page-products .seg__label:hover {
  border-color: var(--amber-l);
  color: #FFFDF8;
}

.page-products .seg__input:checked + .seg__label {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
  font-weight: 700;
}

.page-products .seg__input:focus-visible + .seg__label {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .compare__filter .seg__label {
  border-color: var(--amber-l);
  color: var(--amber-l);
}

.page-products .compare__filter .seg__input:checked + .seg__label {
  background: var(--amber-l);
  border-color: var(--amber-l);
  color: var(--ink);
}

.page-products .compare__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .cmp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .cmp-table caption {
  padding: 14px 16px 4px;
  text-align: left;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-products .cmp-table th,
.page-products .cmp-table td {
  padding: 13px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--warm-200);
  line-height: 1.7;
}

.page-products .cmp-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--navy-700);
  color: #FFFDF8;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  font-weight: 500;
}

.page-products .cmp-table tbody th {
  width: 22%;
  font-weight: 700;
  color: var(--ink);
}

.page-products .cmp-table tbody tr:nth-child(even) {
  background: rgba(231, 226, 216, .38);
}

.page-products .cmp-table tr.is-diff th:first-child {
  box-shadow: inset 3px 0 0 var(--amber);
}

.page-products .compare:has(#ver-std:checked) .col-lite {
  opacity: .42;
}

.page-products .compare:has(#ver-lite:checked) .col-std {
  opacity: .42;
}

.page-products .compare:has(#ver-std:checked) tbody td.col-std,
.page-products .compare:has(#ver-lite:checked) tbody td.col-lite {
  font-weight: 600;
  color: var(--ink);
}

.page-products .compare:has(#diff-only:checked) .cmp-table tbody tr:not(.is-diff) {
  display: none;
}

.page-products .compare__hint {
  margin: 0;
  padding: 15px 16px 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
  border-top: 1px solid var(--warm-200);
}

/* ---------- 入口编号 ---------- */
.page-products .entries {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 28px;
}

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

.page-products .entries__index a {
  display: block;
  padding: 6px 9px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--slate);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 2px;
}

.page-products .entries__index a:hover,
.page-products .entries__index a:focus-visible {
  color: var(--ink);
  border-left-color: var(--amber);
  background: rgba(201, 162, 39, .1);
}

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

.page-products .entry {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 10px;
  padding: 18px 0;
  border-top: 1px solid var(--warm-200);
}

.page-products .entry:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .entry__num {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--amber);
  padding-top: 3px;
}

.page-products .entry__body h3 {
  margin: 0 0 6px;
  font-size: 17.5px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-products .entry__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  max-width: 36em;
}

.page-products .entries__media {
  margin: 30px 0 0;
}

/* ---------- 记录字段 ---------- */
.page-products .fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 28px;
}

.page-products .field {
  background: #FFFDF8;
  border: 1px solid var(--warm-200);
  border-radius: 6px;
  padding: 0 15px;
}

.page-products .field summary {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .field summary::-webkit-details-marker {
  display: none;
}

.page-products .field summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--mono);
  font-weight: 400;
  color: var(--amber);
}

.page-products .field[open] summary::after {
  content: "–";
}

.page-products .field summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .field__no {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-products .field__name {
  letter-spacing: -.01em;
}

.page-products .field__body {
  margin: 0;
  padding: 0 0 15px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--body-ink);
}

.page-products .records__media {
  margin: 30px 0 0;
  max-width: 520px;
}

/* ---------- 导出 ---------- */
.page-products .export {
  margin-top: 28px;
  gap: 22px;
}

.page-products .export__sub {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .export__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .export__list li {
  display: grid;
  gap: 8px;
  padding-left: 14px;
  border-left: 2px solid var(--warm-200);
}

.page-products .export__list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
}

.page-products .export__note {
  margin: 18px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .export__aside {
  padding: 22px;
  border-radius: 6px;
}

.page-products .export__aside-title {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber-l);
}

.page-products .export__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .export__steps li {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: #E7E2D8;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(231, 226, 216, .16);
}

.page-products .export__steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .export__step-no {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--celadon);
  padding-top: 3px;
}

.page-products .export__aside-foot {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--amber-l);
}

.page-products .export__media {
  margin: 30px 0 0;
}

/* ---------- 场景选择 ---------- */
.page-products .scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}

.page-products .scene {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  background: #FFFDF8;
  border: 1px solid var(--warm-200);
  border-radius: 6px;
  border-top: 3px solid var(--amber);
}

.page-products .scene__pick {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--celadon);
}

.page-products .scene h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-products .scene p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
}

.page-products .scene__link {
  margin-top: auto;
  padding-top: 6px;
  font-size: 14.5px;
}

.page-products .scene__link a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  padding-bottom: 2px;
}

.page-products .scene__link a:hover,
.page-products .scene__link a:focus-visible {
  color: var(--celadon);
}

/* ---------- 适配与稳定 ---------- */
.page-products .fit {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 28px;
}

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

.page-products .stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 14px;
}

.page-products .stat {
  padding-left: 12px;
  border-left: 3px solid var(--amber);
}

.page-products .stat__num {
  display: block;
  font-family: var(--mono);
  font-size: 25px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-products .stat__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}

.page-products .fit__note {
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.85;
}

.page-products .fit__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 20px 0 0;
}

/* ---------- 媒体与按钮微调 ---------- */
.page-products .media {
  margin: 0;
  overflow: hidden;
  border-radius: 6px;
}

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

.page-products .media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products a {
  word-break: break-word;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-products .fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .hero__next .btn {
    min-width: 150px;
  }
}

@media (min-width: 760px) {
  .page-products .hero__split {
    grid-template-columns: 1fr 1px 1fr;
    border-top: 0;
    border-bottom: 0;
  }

  .page-products .hero__col {
    padding: 4px 0;
  }

  .page-products .hero__col:first-child {
    padding-right: 26px;
  }

  .page-products .hero__col:last-child {
    padding-left: 26px;
  }

  .page-products .hero__scale {
    width: 1px;
    height: auto;
    background: repeating-linear-gradient(180deg, var(--warm-200) 0 8px, transparent 8px 16px);
  }

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

@media (min-width: 880px) {
  .page-products {
    padding-top: 12px;
  }

  .page-products .entries {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 36px;
  }

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

  .page-products .entries__index ol {
    flex-direction: column;
    gap: 2px;
  }

  .page-products .entry {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 16px;
    padding: 20px 0;
  }

  .page-products .fit {
    grid-template-columns: 6fr 6fr;
    align-items: start;
    gap: 34px;
  }

  .page-products .export {
    grid-template-columns: 7fr 5fr;
    gap: 28px;
  }

  .page-products .entries__media {
    max-width: 720px;
  }
}

@media (min-width: 1000px) {
  .page-products .fields {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .records__media {
    margin-left: auto;
    margin-right: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .seg__label {
    transition: none;
  }
}