.page-products {
  --cli-gold-line: rgba(201, 162, 74, 0.38);
  --cli-gold-strong: rgba(201, 162, 74, 0.68);
  --cli-hair: rgba(154, 158, 166, 0.5);
  --cli-soft: rgba(245, 240, 229, 0.72);
}

/* ---------- 首屏框景 ---------- */
.page-products .cli-hero {
  padding: clamp(16px, 3vw, 28px) 0 clamp(34px, 5vw, 58px);
}

.page-products .cli-hero__inner {
  position: relative;
  padding: clamp(24px, 5vw, 54px) clamp(20px, 4vw, 46px);
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--gold), var(--gold)),
    linear-gradient(var(--gold), var(--gold)),
    linear-gradient(var(--gold), var(--gold)),
    linear-gradient(var(--gold), var(--gold)),
    linear-gradient(var(--gold), var(--gold)),
    linear-gradient(var(--gold), var(--gold)),
    linear-gradient(var(--gold), var(--gold)),
    linear-gradient(var(--gold), var(--gold)),
    linear-gradient(180deg, rgba(230, 222, 203, 0.55), rgba(245, 240, 229, 0) 68%);
  background-size:
    22px 2px, 2px 22px,
    22px 2px, 2px 22px,
    22px 2px, 2px 22px,
    22px 2px, 2px 22px,
    100% 100%;
  background-position:
    top left, top left,
    top right, top right,
    bottom left, bottom left,
    bottom right, bottom right,
    center;
  background-repeat: no-repeat;
  border: 1px solid var(--cli-gold-line);
  box-shadow: var(--shadow);
}

.page-products .cli-hero h1 {
  margin: 16px 0 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(27px, 5.2vw, 48px);
  line-height: 1.24;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.page-products .cli-hero__lead {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.88;
  color: var(--stone);
}

.page-products .cli-hero__jump {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
}

.page-products .cli-hero__jump a {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--cli-gold-strong);
  transition: color 140ms var(--ease), border-color 140ms var(--ease);
}

.page-products .cli-hero__jump a:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.page-products .cli-hero__jump a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- 通用章节 ---------- */
.page-products .cli-sec {
  padding: clamp(44px, 6.5vw, 82px) 0;
}

.page-products .cli-sec--paper {
  background: var(--paper);
  color: var(--stone);
}

.page-products .cli-sec--dark {
  background: var(--ink);
  color: var(--paper);
}

.page-products .cli-sec--stone {
  background: var(--stone);
  color: var(--paper);
}

.page-products .cli-sec--topline {
  border-top: 1px solid var(--cli-hair);
}

.page-products .cli-sec h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(21px, 3.4vw, 31px);
  line-height: 1.38;
  letter-spacing: 0.05em;
  color: inherit;
}

.page-products .cli-sec h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: inherit;
}

.page-products .cli-sec .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--graphite);
  margin: 0;
}

.page-products .cli-sec--dark .eyebrow,
.page-products .cli-sec--stone .eyebrow {
  color: var(--gold-lt);
}

.page-products .section-head {
  max-width: 46em;
}

.page-products .section-head p:not(.eyebrow) {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.88;
  opacity: 0.88;
}

.page-products .cli-note {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-products .cli-sec--dark .cli-note,
.page-products .cli-sec--stone .cli-note {
  color: rgba(245, 240, 229, 0.68);
}

.page-products .cli-inline-link {
  display: inline-block;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--cli-gold-strong);
  padding-bottom: 3px;
}

.page-products .cli-inline-link:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-products .cli-inline-link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- 01 下载 ---------- */
.page-products .cli-plates {
  margin: 28px 0 0;
  background: var(--paper-2);
  border: 1px solid var(--cli-hair);
}

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

.page-products .dl-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}

.page-products .dl-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--cli-hair);
  padding: 26px 20px 20px;
  clip-path: polygon(20px 0, 100% 0, 100% 100%, 0 100%, 0 20px);
  transition: transform 160ms var(--ease), box-shadow 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .dl-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 38%;
  height: 2px;
  background: var(--gold);
  transition: width 170ms var(--ease);
}

.page-products .dl-card:hover,
.page-products .dl-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--cli-gold-strong);
}

.page-products .dl-card:hover::before,
.page-products .dl-card:focus-visible::before {
  width: 100%;
}

.page-products .dl-card:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-products .dl-card__mark {
  position: absolute;
  top: 12px;
  right: 16px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gold-strong, #a8842f);
  color: #a8842f;
}

.page-products .dl-card__name {
  font-size: 19px;
}

.page-products .dl-card__for {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-products .dl-card__meta {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--cli-hair);
  display: grid;
  gap: 8px;
}

.page-products .dl-card__meta div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.page-products .dl-card__meta dt {
  font-size: 13px;
  color: var(--graphite);
}

.page-products .dl-card__meta dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.page-products .dl-card__link {
  margin-top: 20px;
  display: inline-block;
}

/* ---------- 02 四步安装 ---------- */
.page-products .cli-install {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-products .cli-install__head p:not(.eyebrow) {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.88;
  color: rgba(245, 240, 229, 0.82);
}

.page-products .cli-install__figure {
  margin: 0;
  border: 1px solid rgba(245, 240, 229, 0.16);
  background: var(--glass);
}

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

.page-products .cli-install__caption {
  margin: 12px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: 13px;
  line-height: 1.8;
  color: rgba(245, 240, 229, 0.72);
}

.page-products .step-band {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  position: relative;
}

.page-products .step-card {
  position: relative;
  background: var(--stone);
  border: 1px solid rgba(245, 240, 229, 0.14);
  padding: 20px 18px 18px;
  transition: transform 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-products .step-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 34%;
  height: 2px;
  background: var(--gold);
  transition: width 170ms var(--ease);
}

.page-products .step-card:hover,
.page-products .step-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--cli-gold-strong);
  background: #22262c;
}

.page-products .step-card:hover::before,
.page-products .step-card:focus-within::before {
  width: 100%;
}

.page-products .step-num {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--gold);
  padding: 3px 8px;
  margin-bottom: 12px;
}

.page-products .step-card h3 {
  font-size: 17px;
  color: var(--paper);
}

.page-products .step-card p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(245, 240, 229, 0.78);
}

.page-products .step-hint {
  margin-top: 12px !important;
  padding-top: 10px;
  border-top: 1px dashed rgba(201, 162, 74, 0.4);
  font-family: var(--mono);
  font-size: 12px !important;
  letter-spacing: 0.03em;
  color: var(--gold-lt) !important;
  line-height: 1.7 !important;
}

.page-products .cli-strip {
  margin: 32px 0 0;
  border: 1px solid rgba(245, 240, 229, 0.16);
  background: var(--glass);
}

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

/* ---------- 03 系统要求 ---------- */
.page-products .cli-req {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-products .cli-tablewrap {
  margin-top: 26px;
  overflow-x: auto;
  border: 1px solid var(--cli-hair);
  background: var(--paper);
  -webkit-overflow-scrolling: touch;
}

.page-products .cli-req__table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .cli-req__table caption {
  caption-side: top;
  text-align: left;
  padding: 12px 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--graphite);
  background: var(--paper-2);
  border-bottom: 1px solid var(--cli-hair);
}

.page-products .cli-req__table th,
.page-products .cli-req__table td {
  padding: 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
  border-bottom: 1px solid var(--cli-hair);
  border-right: 1px solid rgba(154, 158, 166, 0.28);
}

.page-products .cli-req__table th:last-child,
.page-products .cli-req__table td:last-child {
  border-right: 0;
}

.page-products .cli-req__table thead th {
  background: var(--stone);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  font-weight: 500;
  white-space: nowrap;
}

.page-products .cli-req__table tbody th {
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: 0.05em;
  color: var(--ink);
  white-space: nowrap;
  background: var(--paper-2);
}

.page-products .cli-req__table tbody tr:nth-child(even) td {
  background: var(--paper-2);
}

.page-products .cli-req__table tbody tr {
  transition: background 140ms var(--ease);
}

.page-products .cli-req__table tbody tr:hover td,
.page-products .cli-req__table tbody tr:hover th {
  background: rgba(201, 162, 74, 0.14);
}

.page-products .req-arrow {
  display: inline-block;
  margin: 0 6px;
  color: var(--gold);
  font-family: var(--mono);
}

.page-products .req-rec {
  display: inline-block;
  margin-top: 4px;
  padding: 1px 6px;
  background: rgba(201, 162, 74, 0.22);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12.5px;
}

.page-products .cli-req__aside .annot {
  border-left: 2px solid var(--gold);
  padding-left: 16px;
}

.page-products .annot__title {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cinnabar);
}

.page-products .cli-req__aside .annot p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.82;
  color: var(--graphite);
}

.page-products .cli-req__aside .annot p:last-child {
  margin-bottom: 0;
}

/* ---------- 04 设置入口 ---------- */
.page-products .cli-settings {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-products .cli-settings__text p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.88;
  color: rgba(245, 240, 229, 0.84);
}

.page-products .path-chain {
  list-style: none;
  counter-reset: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .path-chain li {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(245, 240, 229, 0.06);
  border-left: 2px solid transparent;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  transition: background 150ms var(--ease), border-color 150ms var(--ease);
}

.page-products .path-chain li:hover {
  background: rgba(245, 240, 229, 0.1);
  border-left-color: var(--gold);
}

.page-products .path-num {
  flex: none;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gold);
  padding-top: 2px;
}

.page-products .cli-settings__tip {
  margin: 20px 0 0 !important;
  padding-left: 14px;
  border-left: 2px solid var(--cinnabar);
  font-size: 14px !important;
  line-height: 1.8 !important;
  color: rgba(245, 240, 229, 0.72) !important;
}

.page-products .cli-settings__figure {
  margin: 0;
  border: 1px solid rgba(245, 240, 229, 0.16);
  background: var(--glass);
}

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

/* ---------- 05 更新与回退 ---------- */
.page-products .cli-update {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 28px;
}

.page-products .cli-sub {
  font-family: var(--mono) !important;
  font-size: 13px !important;
  letter-spacing: 0.06em;
  color: var(--cinnabar);
  margin-bottom: 14px;
}

.page-products .flow-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 18px;
  border-left: 1px solid var(--cli-gold-line);
  display: grid;
  gap: 18px;
}

.page-products .flow-list li {
  position: relative;
  font-size: 15px;
  line-height: 1.82;
  color: var(--stone);
}

.page-products .flow-list li::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 9px;
  width: 7px;
  height: 7px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-products .flow-num {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin-right: 8px;
}

.page-products .cli-update__card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--cli-hair);
  border-top: 2px solid var(--gold);
  padding: 22px 20px 20px;
  clip-path: polygon(18px 0, 100% 0, 100% 100%, 0 100%, 0 18px);
}

.page-products .cli-update__card .dossier-mark {
  position: absolute;
  top: 12px;
  right: 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cinnabar);
}

.page-products .cli-update__card p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.82;
  color: var(--graphite);
}

/* ---------- 06 校验 ---------- */
.page-products .cli-verify {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-products .sum-plate {
  margin-top: 26px;
  padding: clamp(18px, 3vw, 28px);
  background: var(--paper-2);
  border: 1px dashed var(--cli-gold-strong);
}

.page-products .sum-plate__label {
  margin: 0;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--graphite);
}

.page-products .sum-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .sum-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 12px 14px;
  background: var(--paper);
  border: 1px solid var(--cli-hair);
}

.page-products .sum-os {
  flex: 1 1 140px;
  font-family: var(--serif);
  font-size: 14.5px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-products .sum-code {
  flex: 1 1 200px;
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--stone);
  word-break: break-all;
}

.page-products .sum-plate__hint {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-products .cli-verify__figure {
  margin: 0;
  border: 1px solid var(--cli-hair);
  background: var(--paper-2);
}

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

/* ---------- 相关入口 ---------- */
.page-products .cli-next {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-products .cli-next__text p:not(.eyebrow) {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 240, 229, 0.78);
}

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

.page-products .cli-next__links a {
  display: block;
  padding: 14px 16px;
  background: rgba(245, 240, 229, 0.06);
  border-left: 2px solid transparent;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
  text-decoration: none;
  transition: background 150ms var(--ease), border-color 150ms var(--ease), padding-left 150ms var(--ease);
}

.page-products .cli-next__links a:hover {
  background: rgba(245, 240, 229, 0.11);
  border-left-color: var(--gold);
  padding-left: 20px;
}

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

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-products .dl-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .sum-list li {
    flex-wrap: nowrap;
  }
}

@media (min-width: 900px) {
  .page-products .dl-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .cli-install {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .step-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }

  .page-products .step-band::before {
    content: "";
    position: absolute;
    left: 4%;
    right: 4%;
    top: 8px;
    height: 1px;
    background: var(--cli-hair);
  }

  .page-products .step-card:nth-child(1) { margin-top: 18px; }
  .page-products .step-card:nth-child(2) { margin-top: 0; }
  .page-products .step-card:nth-child(3) { margin-top: 24px; }
  .page-products .step-card:nth-child(4) { margin-top: 8px; }

  .page-products .cli-req {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 36px;
    align-items: start;
  }

  .page-products .cli-settings {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 44px;
    align-items: center;
  }

  .page-products .cli-update {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .cli-verify {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    gap: 40px;
  }

  .page-products .cli-next {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-products .cli-req {
    grid-template-columns: minmax(0, 1fr) 300px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-card,
  .page-products .dl-card::before,
  .page-products .step-card,
  .page-products .step-card::before,
  .page-products .path-chain li,
  .page-products .cli-next__links a,
  .page-products .cli-hero__jump a {
    transition: none;
  }

  .page-products .dl-card:hover,
  .page-products .dl-card:focus-visible,
  .page-products .step-card:hover,
  .page-products .step-card:focus-within {
    transform: none;
  }
}

.page-products {
  --gold-strong: currentColor;
}