.page-products {
  --prod-gap: clamp(14px, 2.2vw, 20px);
  --prod-rail: 236px;
  background: var(--ink);
  color: var(--paper-white);
  font-family: var(--font-body);
  overflow-x: hidden;
  padding-bottom: clamp(30px, 5vw, 60px);
}

.page-products .prod-block {
  padding: clamp(34px, 5.5vw, 72px) 0;
}

.page-products .prod-block--paper {
  background: var(--paper);
  color: var(--ink);
}

.page-products .prod-block--panel {
  background: var(--ink-panel);
}

/* ---------- hero ---------- */
.page-products .prod-hero {
  padding-top: clamp(24px, 3.6vw, 52px);
}

.page-products .prod-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
  max-width: 18em;
}

.page-products .prod-hero .lede {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 46em;
  color: var(--mist);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
}

.page-products .prod-hero__grid {
  display: grid;
  gap: var(--prod-gap);
  margin-top: clamp(22px, 3.2vw, 38px);
}

.page-products .prod-rail {
  border: var(--line) solid var(--black);
  background: var(--ink-panel);
  box-shadow: var(--hard-sm);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.page-products .prod-rail__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .prod-rail__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid rgba(142, 163, 184, 0.28);
}

.page-products .prod-rail__k {
  font-size: 13px;
  color: var(--mist);
}

.page-products .prod-rail__v {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--paper-white);
}

.page-products .prod-rail__v--amber {
  color: var(--amber);
}

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

.page-products .prod-gates {
  display: grid;
  gap: var(--prod-gap);
}

.page-products .prod-gate {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 100%;
  padding: clamp(20px, 2.6vw, 30px);
  border: var(--line-thick) solid var(--black);
  box-shadow: var(--hard);
  text-decoration: none;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .prod-gate:hover,
.page-products .prod-gate:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: 11px 11px 0 var(--black);
}

.page-products .prod-gate--data {
  background: var(--ink-panel);
  color: var(--paper-white);
}

.page-products .prod-gate--data:hover,
.page-products .prod-gate--data:focus-visible {
  border-color: var(--cyan);
}

.page-products .prod-gate--service {
  background: var(--orange);
  color: var(--ink);
}

.page-products .prod-gate--service:hover,
.page-products .prod-gate--service:focus-visible {
  border-color: var(--black);
}

.page-products .prod-gate__kicker {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
}

.page-products .prod-gate--data .prod-gate__kicker {
  color: var(--cyan);
}

.page-products .prod-gate--service .prod-gate__kicker {
  color: var(--deep-orange);
}

.page-products .prod-gate__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(21px, 2.5vw, 29px);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.page-products .prod-gate__desc {
  font-size: 14.5px;
  line-height: 1.78;
  margin: 0;
}

.page-products .prod-gate--data .prod-gate__desc {
  color: var(--mist);
}

.page-products .prod-gate__cta {
  margin-top: auto;
  padding-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
}

.page-products .prod-gate__cta::after {
  content: "→";
  transition: transform 0.18s var(--ease);
}

.page-products .prod-gate:hover .prod-gate__cta::after,
.page-products .prod-gate:focus-visible .prod-gate__cta::after {
  transform: translateX(4px);
}

@media (min-width: 720px) {
  .page-products .prod-gates {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero__grid {
    grid-template-columns: var(--prod-rail) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 资料库 ---------- */
.page-products .prod-block--paper h2,
.page-products .prod-block h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
  max-width: 22em;
}

.page-products .prod-intro {
  margin: clamp(12px, 1.6vw, 18px) 0 0;
  max-width: 46em;
  font-size: clamp(14.5px, 1.4vw, 16px);
  line-height: 1.85;
}

.page-products .prod-block--paper .prod-intro {
  color: #2b3d4f;
}

.page-products .prod-lib__grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 28px);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .prod-lib__main,
.page-products .prod-lib__side {
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 20px);
  min-width: 0;
}

.page-products .prod-lib__notice {
  border-left: var(--line-thick) solid var(--deep-cyan);
  padding: 4px 0 4px 16px;
}

.page-products .prod-lib__notice p {
  margin: 0 0 8px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .prod-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--deep-cyan);
  text-decoration: none;
  border-bottom: 2px solid var(--deep-cyan);
  padding-bottom: 2px;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

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

.page-products .prod-block--panel .prod-link,
.page-products .prod-block .prod-link {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-products .prod-block--paper .prod-link {
  color: var(--deep-cyan);
  border-color: var(--deep-cyan);
}

.page-products .prod-block--panel .prod-link:hover,
.page-products .prod-block--panel .prod-link:focus-visible {
  color: var(--paper-white);
  border-color: var(--orange);
}

.page-products .prod-block--paper .prod-link:hover,
.page-products .prod-block--paper .prod-link:focus-visible {
  color: var(--ink);
  border-color: var(--orange);
}

@media (min-width: 900px) {
  .page-products .prod-lib__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .prod-lib__main {
    position: sticky;
    top: 96px;
  }
}

/* ---------- 正式版服务 ---------- */
.page-products .prod-block--service {
  background: var(--orange);
  color: var(--ink);
  border-top: var(--line-thick) solid var(--black);
  border-bottom: var(--line-thick) solid var(--black);
}

.page-products .prod-service__head {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
  align-items: start;
}

.page-products .prod-service__intro p {
  margin: clamp(12px, 1.6vw, 18px) 0 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.85;
  color: #33190a;
}

.page-products .prod-service__intro .eyebrow {
  color: #5c2a08;
}

.page-products .prod-service__intro .btn {
  margin-top: clamp(16px, 2vw, 24px);
}

.page-products .prod-table-wrap {
  margin-top: clamp(24px, 3.4vw, 40px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-compare {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  background: var(--paper-white);
  border: var(--line-thick) solid var(--black);
  box-shadow: var(--hard-sm);
  font-size: 14.5px;
}

.page-products .prod-compare caption {
  caption-side: bottom;
  padding-top: 12px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #4a2a12;
}

.page-products .prod-compare thead th {
  background: var(--ink);
  color: var(--paper-white);
  font-family: var(--font-head);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-align: left;
  padding: 14px 16px;
}

.page-products .prod-compare tbody th,
.page-products .prod-compare tbody td {
  border-top: 2px solid rgba(7, 16, 25, 0.22);
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
}

.page-products .prod-compare tbody th {
  width: 24%;
  background: rgba(11, 27, 43, 0.07);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--ink);
}

.page-products .prod-compare tbody td {
  color: #22303c;
}

@media (min-width: 860px) {
  .page-products .prod-service__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }
}

/* ---------- 三步设置 ---------- */
.page-products .prod-setup__head {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
  align-items: center;
}

.page-products .prod-setup__head p:not(.eyebrow) {
  margin: clamp(10px, 1.4vw, 16px) 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .prod-steps {
  list-style: none;
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: var(--prod-gap);
}

.page-products .prod-step {
  border-top: var(--line-thick) solid var(--cyan);
  padding-top: 16px;
  min-width: 0;
}

.page-products .prod-step__n {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 40px);
  letter-spacing: 0.04em;
  color: var(--amber);
  line-height: 1;
}

.page-products .prod-step h3 {
  margin: 12px 0 8px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(17px, 1.9vw, 21px);
  line-height: 1.3;
  color: var(--paper-white);
}

.page-products .prod-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-products .prod-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .prod-setup__head {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

/* ---------- 适用设备 ---------- */
.page-products .prod-cards {
  display: grid;
  gap: var(--prod-gap);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .prod-card {
  background: var(--paper-white);
  border: var(--line) solid var(--black);
  box-shadow: var(--hard-sm);
  padding: clamp(18px, 2.4vw, 24px);
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-products .prod-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--black);
}

.page-products .prod-card h3 {
  margin: 12px 0 8px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(17px, 1.9vw, 20px);
  line-height: 1.3;
  color: var(--ink);
}

.page-products .prod-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #2b3d4f;
}

@media (min-width: 760px) {
  .page-products .prod-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 流程 ---------- */
.page-products .prod-flow {
  display: grid;
  gap: var(--prod-gap);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .prod-flow__item {
  border-top: var(--line-thick) solid rgba(142, 163, 184, 0.45);
  padding-top: 14px;
  min-width: 0;
  transition: border-color 0.18s var(--ease);
}

.page-products .prod-flow__item:hover {
  border-color: var(--cyan);
}

.page-products .prod-flow__n {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.22em;
  color: var(--amber);
}

.page-products .prod-flow__item h3 {
  margin: 10px 0 8px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(16px, 1.8vw, 19px);
  color: var(--paper-white);
  line-height: 1.3;
}

.page-products .prod-flow__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .prod-flow__figure {
  margin-top: clamp(24px, 3.4vw, 38px);
}

@media (min-width: 800px) {
  .page-products .prod-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 帮助 ---------- */
.page-products .prod-help {
  display: grid;
  gap: var(--prod-gap);
  margin-top: clamp(20px, 2.8vw, 30px);
}

.page-products .prod-help__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ink);
  border: var(--line-thick) solid var(--black);
  box-shadow: var(--hard-sm);
  text-decoration: none;
  color: var(--paper-white);
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .prod-help__card:hover,
.page-products .prod-help__card:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: 10px 10px 0 var(--black);
  border-color: var(--cyan);
}

.page-products .prod-help__card--orange:hover,
.page-products .prod-help__card--orange:focus-visible {
  border-color: var(--orange);
}

.page-products .prod-help__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-products .prod-help__card--orange .prod-help__k {
  color: var(--orange);
}

.page-products .prod-help__t {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.5;
}

.page-products .prod-help__c {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-products .prod-minor {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 720px) {
  .page-products .prod-help {
    grid-template-columns: 1fr 1fr;
  }

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

/* ---------- 全局图片与复制按钮的页面级微调 ---------- */
.page-products .media-frame {
  max-width: 100%;
}

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

.page-products .copy-btn {
  align-self: flex-start;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 6px 10px;
  color: var(--cyan);
  background: transparent;
  border: 2px solid var(--cyan);
  transition: background 0.16s var(--ease), color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-products .copy-btn:hover,
.page-products .copy-btn:focus-visible {
  background: var(--cyan);
  color: var(--ink);
}

.page-products .copy-btn[data-copied="true"] {
  border-color: var(--amber);
  color: var(--amber);
  background: transparent;
}

@media (max-width: 520px) {
  .page-products .prod-rail {
    padding: 16px;
  }

  .page-products .prod-compare {
    font-size: 13.5px;
  }

  .page-products .prod-compare thead th,
  .page-products .prod-compare tbody th,
  .page-products .prod-compare tbody td {
    padding: 12px 12px;
  }
}
<<<END>>>