.page-products {
  --prod-gap: clamp(20px, 3vw, 40px);
  --prod-radius: 2px 18px 2px 18px;
  --prod-aside-top: 88px;
}

/* ---------- 页头 ---------- */
.page-products .page-head {
  position: relative;
  padding: clamp(26px, 4.6vw, 54px) 0 clamp(22px, 3.6vw, 40px);
  overflow: hidden;
}

.page-products .page-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--grid-lines);
  background-size: 54px 54px;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(120% 100% at 82% 6%, #000 0%, transparent 72%);
  mask-image: radial-gradient(120% 100% at 82% 6%, #000 0%, transparent 72%);
}

.page-products .page-head .shell {
  position: relative;
}

.page-products .prod-head {
  max-width: 64ch;
  margin-top: clamp(16px, 2.6vw, 28px);
}

.page-products .page-head__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(29px, 5.2vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 0.3em 0 0.45em;
  max-width: 18ch;
}

.page-products .page-head__note {
  font-size: clamp(14.5px, 1.5vw, 16.5px);
  line-height: 1.78;
  color: var(--paper-72);
  margin: 0;
}

/* ---------- 通栏图 ---------- */
.page-products .prod-banner {
  margin: 0 0 clamp(8px, 1.6vw, 16px);
}

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

/* ---------- 分类索引 ---------- */
.page-products .prod-chips {
  list-style: none;
  margin: 0 0 clamp(24px, 3.6vw, 38px);
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .prod-chips .chip {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  padding: 8px 15px;
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  color: var(--paper-86);
  background: rgba(11, 31, 26, 0.55);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease),
    background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .prod-chips .chip:hover,
.page-products .prod-chips .chip:focus-visible {
  border-color: var(--gold);
  color: var(--sand);
  background: rgba(201, 162, 39, 0.1);
  transform: translateY(-2px);
}

.page-products .prod-chips .chip--quiet {
  color: var(--mist);
  border-color: var(--hairline);
}

/* ---------- 四张服务卡（错位排布） ---------- */
.page-products .prod-cards {
  display: grid;
  gap: 16px;
}

.page-products .prod-card {
  border: 1px solid var(--hairline);
  border-radius: var(--prod-radius);
  padding: clamp(20px, 2.6vw, 30px);
  background: linear-gradient(160deg, rgba(28, 51, 43, 0.6), rgba(16, 26, 43, 0.34));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .prod-card:hover {
  border-color: rgba(201, 162, 39, 0.62);
  transform: translateY(-2px);
}

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

.page-products .prod-card .card__title {
  font-family: var(--font-display);
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.35;
  color: var(--paper);
  margin: 0 0 12px;
  font-weight: 600;
}

.page-products .prod-card__text {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--paper-72);
  margin: 0 0 14px;
}

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

.page-products .prod-list li {
  position: relative;
  padding: 9px 0 9px 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--paper-72);
  border-bottom: 1px solid var(--hairline);
}

.page-products .prod-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 7px;
  height: 1px;
  background: var(--gold);
}

.page-products .prod-link {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.07em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-strong);
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .prod-link:hover,
.page-products .prod-link:focus-visible {
  color: var(--sand);
  border-color: var(--gold);
}

@media (min-width: 880px) {
  .page-products .prod-cards {
    grid-template-columns: repeat(12, 1fr);
    align-items: start;
  }

  .page-products .prod-card:nth-child(1) {
    grid-column: 1 / span 5;
  }

  .page-products .prod-card:nth-child(2) {
    grid-column: 7 / span 5;
    margin-top: 42px;
  }

  .page-products .prod-card:nth-child(3) {
    grid-column: 2 / span 5;
  }

  .page-products .prod-card:nth-child(4) {
    grid-column: 8 / span 5;
    margin-top: 42px;
  }
}

/* ---------- 能力对照 7:5 ---------- */
.page-products .prod-split {
  display: grid;
  gap: var(--prod-gap);
}

.page-products .prod-split__main {
  min-width: 0;
}

.page-products .table-wrap {
  overflow-x: auto;
  border: 1px solid var(--hairline);
  border-radius: 2px 10px 2px 10px;
}

.page-products .prod-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
}

.page-products .prod-table caption {
  text-align: left;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
  border-bottom: 1px solid var(--hairline);
}

.page-products .prod-table thead th {
  background: var(--gold);
  color: #0B1F1A;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-align: left;
  padding: 11px 13px;
  white-space: nowrap;
}

.page-products .prod-table thead th:first-child {
  width: 46%;
}

.page-products .prod-table tbody th {
  text-align: left;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--paper);
  padding: 11px 13px;
  border-bottom: 1px solid var(--hairline);
  vertical-align: top;
}

.page-products .prod-table tbody td {
  padding: 11px 13px;
  border-bottom: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  vertical-align: top;
}

.page-products .prod-table tbody tr:nth-child(even) {
  background: rgba(28, 51, 43, 0.55);
}

.page-products .prod-table tbody tr {
  transition: background-color var(--dur) var(--ease);
}

.page-products .prod-table tbody tr:hover {
  background: rgba(201, 162, 39, 0.12);
}

.page-products .prod-table__hint {
  display: block;
  margin-top: 3px;
  font-family: var(--font-body);
  font-size: 11.5px;
  font-weight: 400;
  color: var(--mist);
  transition: color var(--dur) var(--ease);
}

.page-products .prod-table tbody tr:hover .prod-table__hint {
  color: var(--sand);
}

.page-products .prod-table .ok {
  color: var(--jade);
}

.page-products .prod-table .part {
  color: var(--sand);
}

.page-products .prod-table .need {
  color: var(--cinnabar);
}

.page-products .prod-table .no {
  color: var(--mist);
}

.page-products .prod-table__foot {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
  border-left: 2px solid var(--cinnabar);
  padding-left: 12px;
}

/* ---------- 三步路径 ---------- */
.page-products .prod-route {
  margin-top: clamp(34px, 4.4vw, 54px);
  padding-top: clamp(26px, 3.2vw, 38px);
  border-top: 1px solid var(--hairline);
  position: relative;
}

.page-products .prod-route__head {
  max-width: 56ch;
  margin-bottom: clamp(20px, 2.6vw, 30px);
}

.page-products .prod-route__head h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(21px, 2.4vw, 28px);
  line-height: 1.32;
  color: var(--paper);
  margin: 8px 0 10px;
}

.page-products .prod-route__lead {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--paper-72);
}

.page-products .prod-route__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-products .prod-step {
  position: relative;
  padding-left: 58px;
}

.page-products .prod-step::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 44px;
  bottom: -22px;
  width: 1px;
  background: linear-gradient(to bottom, rgba(201, 162, 39, 0.7), rgba(201, 162, 39, 0));
}

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

.page-products .prod-step__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--gold);
  border: 1px solid var(--hairline-strong);
  border-radius: 50%;
  background: rgba(11, 31, 26, 0.82);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .prod-step:hover .prod-step__num,
.page-products .prod-step:focus-within .prod-step__num {
  border-color: var(--gold);
  color: var(--sand);
}

.page-products .prod-step__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper);
  margin: 6px 0 8px;
}

.page-products .prod-step p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.76;
  color: var(--paper-72);
}

.page-products .prod-step__fix {
  font-size: 13px;
  color: var(--mist);
  border-left: 2px solid var(--hairline-strong);
  padding-left: 12px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .prod-step:hover .prod-step__fix {
  color: var(--paper-86);
  border-color: var(--jade);
}

/* ---------- 右栏 ---------- */
.page-products .prod-split__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .prod-aside {
  border: 1px solid var(--hairline);
  border-radius: var(--prod-radius);
  padding: clamp(18px, 2.4vw, 26px);
  background: linear-gradient(200deg, rgba(201, 162, 39, 0.09), rgba(16, 26, 43, 0.5));
}

.page-products .prod-aside--quiet {
  background: rgba(11, 31, 26, 0.5);
}

.page-products .prod-aside__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-products .prod-aside__title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-products .prod-aside p {
  font-size: 13.8px;
  line-height: 1.76;
  color: var(--paper-72);
  margin: 0 0 14px;
}

.page-products .prod-aside p:last-child {
  margin-bottom: 0;
}

.page-products .prod-aside__actions {
  display: grid;
  gap: 10px;
}

.page-products .prod-aside__actions .btn {
  text-align: center;
}

.page-products .prod-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .prod-tags li {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.03em;
  padding: 5px 11px;
  color: var(--jade);
  border: 1px solid rgba(79, 179, 154, 0.45);
  border-radius: 999px;
  cursor: default;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-products .prod-tags li:hover {
  background: var(--jade);
  border-color: var(--jade);
  color: var(--ink);
}

@media (min-width: 1000px) {
  .page-products .prod-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-products .prod-split__aside {
    position: sticky;
    top: var(--prod-aside-top);
  }
}

/* ---------- 收藏专区 ---------- */
.page-products .prod-collect {
  display: grid;
  gap: var(--prod-gap);
  align-items: center;
}

.page-products .prod-collect__text .section__title {
  margin-bottom: 14px;
}

.page-products .prod-collect__text > p {
  font-size: 15px;
  line-height: 1.82;
  color: var(--paper-72);
  margin: 0 0 18px;
  max-width: 56ch;
}

.page-products .prod-archive {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .prod-archive li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-left: 2px solid var(--gold);
  background: rgba(28, 51, 43, 0.5);
  border-radius: 0 8px 8px 0;
  transition: background-color var(--dur) var(--ease);
}

.page-products .prod-archive li:hover {
  background: rgba(28, 51, 43, 0.85);
}

.page-products .prod-archive__key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .prod-archive__val {
  font-size: 13.8px;
  line-height: 1.7;
  color: var(--paper-86);
}

.page-products .prod-collect__note {
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
  border-top: 1px solid var(--hairline);
  padding-top: 14px;
  margin: 0;
}

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

@media (min-width: 900px) {
  .page-products .prod-collect {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: clamp(28px, 4vw, 56px);
  }
}

/* ---------- 环境要求 ---------- */
.page-products .prod-env {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-products .prod-env__card {
  border: 1px solid var(--hairline);
  border-radius: var(--prod-radius);
  padding: clamp(20px, 2.8vw, 30px);
  background: rgba(11, 31, 26, 0.6);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .prod-env__card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-products .prod-env__sys {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--jade);
  margin: 0 0 8px;
}

.page-products .prod-env__ver {
  font-family: var(--font-mono);
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--sand);
  margin: 0 0 12px;
}

.page-products .prod-env__card p {
  font-size: 14px;
  line-height: 1.78;
  color: var(--paper-72);
  margin: 0 0 10px;
}

.page-products .prod-env__tip {
  font-size: 12.8px;
  color: var(--mist);
  border-top: 1px solid var(--hairline);
  padding-top: 10px;
  margin: 0;
}

.page-products .prod-env__bar {
  display: grid;
  gap: 6px;
  border: 1px dashed var(--hairline-strong);
  border-radius: 2px 10px 2px 10px;
  padding: 14px 18px;
  margin-bottom: clamp(22px, 3vw, 32px);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--paper-72);
}

.page-products .prod-env__key {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

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

@media (min-width: 760px) {
  .page-products .prod-env {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .prod-env__bar {
    grid-template-columns: auto 1fr;
    align-items: baseline;
    gap: 14px;
  }
}

/* ---------- 收束 ---------- */
.page-products .prod-start {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  border-top: 1px solid var(--hairline);
  padding-top: clamp(26px, 3.4vw, 40px);
}

.page-products .prod-start__text .section__title {
  margin-bottom: 12px;
}

.page-products .prod-start__text p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper-72);
  margin: 0;
  max-width: 54ch;
}

.page-products .prod-start__actions {
  display: grid;
  gap: 10px;
  align-content: start;
}

@media (min-width: 820px) {
  .page-products .prod-start {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-products .prod-start__actions {
    justify-self: end;
    width: 100%;
    max-width: 300px;
  }
}

@media (max-width: 520px) {
  .page-products .prod-chips .chip {
    font-size: 10.5px;
    padding: 7px 12px;
  }

  .page-products .prod-step {
    padding-left: 50px;
  }

  .page-products .prod-step__num {
    width: 34px;
    height: 34px;
    font-size: 11.5px;
  }

  .page-products .prod-step::before {
    left: 16px;
  }
}
<<<END>>>