.page-products {
  --pro-rule: rgba(216, 169, 75, 0.22);
  --pro-band-bg: rgba(27, 16, 48, 0.5);
  --pro-gap: 20px;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .pro-hero {
  position: relative;
  padding: 36px 0 40px;
  border-bottom: 1px solid var(--line);
  background: var(--curtain);
  overflow: hidden;
}

.page-products .pro-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -32%;
  width: 92vw;
  height: 140%;
  background: linear-gradient(158deg, rgba(163, 19, 47, 0.55) 0%, rgba(163, 19, 47, 0.08) 46%, rgba(43, 11, 30, 0) 72%);
  clip-path: polygon(32% 0, 100% 0, 70% 100%, 0 100%);
  pointer-events: none;
}

.page-products .pro-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--blueprint) 1px, transparent 1px),
    linear-gradient(to bottom, var(--blueprint) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.page-products .pro-hero__inner {
  position: relative;
  z-index: 2;
}

.page-products .pro-hero .breadcrumb {
  margin-bottom: 22px;
}

.page-products .pro-hero h1 {
  margin: 10px 0 18px;
  max-width: 18em;
  text-shadow: 0 0 28px rgba(216, 169, 75, 0.28);
}

.page-products .pro-hero .lede {
  max-width: 44em;
  color: var(--paper-white);
  opacity: 0.9;
}

.page-products .pro-hero__keys {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 12px;
  margin: 30px 0 0;
  padding: 0;
}

.page-products .pro-hero__key {
  flex: 1 1 120px;
  padding: 12px 16px 14px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
  background: rgba(18, 10, 22, 0.42);
}

.page-products .pro-hero__key dt {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1.1;
  color: var(--gold-hi);
  letter-spacing: 0.02em;
}

.page-products .pro-hero__key dd {
  margin: 4px 0 0;
  font-size: 14px;
  color: var(--cool);
  letter-spacing: 0.04em;
}

/* ---------- 服务全景 ---------- */
.page-products .pro-scope {
  background: var(--curtain);
}

.page-products .pro-scope__head {
  display: grid;
  gap: 26px;
  margin-bottom: 34px;
}

.page-products .pro-scope__intro h2 {
  margin: 10px 0 14px;
}

.page-products .pro-scope__intro p {
  max-width: 40em;
  color: var(--paper-white);
  opacity: 0.86;
}

.page-products .pro-scope__fig {
  margin: 0;
}

.page-products .pro-scope__fig .figure__media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .pro-scope__fig .figure__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(43, 11, 30, 0.85) 0%, rgba(43, 11, 30, 0.1) 70%);
  pointer-events: none;
}

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

.page-products .pro-band {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 8px 14px;
  padding: 20px 14px 22px 0;
  border-bottom: 1px solid var(--line);
  transition: transform var(--dur-hover) var(--ease), background-color var(--dur-hover) var(--ease);
}

.page-products .pro-band__code {
  padding-top: 3px;
  color: var(--neon);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.page-products .pro-band__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--gold-hi);
  letter-spacing: -0.01em;
}

.page-products .pro-band__body p {
  margin: 0 0 8px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--paper-white);
  opacity: 0.86;
  max-width: 46em;
}

.page-products .pro-band__body .pro-band__case {
  margin-bottom: 0;
  padding-left: 12px;
  border-left: 1px solid var(--curtain-red);
  font-size: 14px;
  color: var(--cool);
  opacity: 1;
}

.page-products .pro-band__result {
  grid-column: 2;
  margin: 6px 0 0;
  font-size: 14px;
  color: var(--paper-white);
}

.page-products .pro-band__result span {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 9px;
  border: 1px solid rgba(53, 224, 208, 0.45);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--neon);
}

.page-products .pro-band:hover,
.page-products .pro-band:focus-within {
  transform: translateX(4px);
  background: var(--pro-band-bg);
}

/* ---------- 栏目结构 ---------- */
.page-products .pro-structure {
  background: var(--indigo);
}

.page-products .pro-structure__grid {
  row-gap: 34px;
}

.page-products .pro-structure__main h2 {
  margin: 10px 0 16px;
}

.page-products .pro-structure__main > p {
  max-width: 40em;
  color: var(--paper-white);
  opacity: 0.86;
}

.page-products .pro-tree {
  list-style: none;
  margin: 24px 0 0;
  padding: 18px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--neon);
  background: rgba(18, 10, 22, 0.5);
  font-family: var(--font-mono);
}

.page-products .pro-tree__line {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 4px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-white);
}

.page-products .pro-tree__line--1 {
  padding-left: 18px;
  color: var(--cool);
}

.page-products .pro-tree__line--2 {
  padding-left: 36px;
  color: var(--cool);
}

.page-products .pro-tree__line--0 + .pro-tree__line--0 {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed rgba(142, 147, 168, 0.35);
}

.page-products .pro-tree__code {
  flex: 0 0 30px;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-products .pro-structure__note {
  margin: 20px 0 0;
  padding: 14px 16px;
  background: rgba(163, 19, 47, 0.18);
  border: 1px solid rgba(163, 19, 47, 0.5);
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-white);
}

.page-products .pro-structure__side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-products .pro-structure__side .figure {
  margin: 0;
}

.page-products .pro-structure__side .figure__media {
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .pro-side-link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  border-radius: 4px;
  color: var(--paper-white);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.6;
  transition: background-color var(--dur-hover) var(--ease), border-color var(--dur-hover) var(--ease);
}

.page-products .pro-side-link .mono-label {
  color: var(--neon);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.page-products .pro-side-link:hover,
.page-products .pro-side-link:focus-visible {
  background: rgba(53, 224, 208, 0.1);
  border-color: rgba(53, 224, 208, 0.6);
}

/* ---------- 三条路径 ---------- */
.page-products .pro-paths {
  background: var(--paper);
  color: var(--stage);
}

.page-products .pro-paths .eyebrow {
  color: var(--curtain-red);
}

.page-products .pro-paths h2 {
  margin: 10px 0 14px;
  color: var(--curtain);
  text-shadow: none;
}

.page-products .pro-paths__lede {
  max-width: 40em;
  margin: 0 0 30px;
  color: rgba(18, 10, 22, 0.72);
}

.page-products .pro-track {
  display: grid;
  gap: 18px;
}

.page-products .pro-track__item {
  position: relative;
  padding: 20px 18px 22px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(43, 11, 30, 0.22);
  border-top: 3px solid var(--curtain-red);
}

.page-products .pro-track__head h3 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  color: var(--curtain);
  line-height: 1.35;
}

.page-products .pro-track__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-products .pro-track__steps li {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px dashed rgba(43, 11, 30, 0.2);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(18, 10, 22, 0.82);
}

.page-products .pro-track__steps .mono-label {
  flex: 0 0 26px;
  color: var(--curtain-red);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding-top: 2px;
}

/* ---------- 三种屏幕 ---------- */
.page-products .pro-screens {
  background: var(--curtain);
}

.page-products .pro-screens h2 {
  margin: 10px 0 14px;
}

.page-products .pro-screens__lede {
  max-width: 42em;
  margin: 0 0 28px;
  color: var(--paper-white);
  opacity: 0.86;
}

.page-products .pro-devices {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 0 30px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .pro-devices__unit rect {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 1.4;
}

.page-products .pro-devices__unit .pro-devices__screen {
  fill: rgba(53, 224, 208, 0.06);
  stroke: rgba(142, 147, 168, 0.4);
}

.page-products .pro-devices__unit .pro-devices__aside {
  fill: rgba(216, 169, 75, 0.1);
  stroke: rgba(216, 169, 75, 0.5);
}

.page-products .pro-devices__line {
  stroke: rgba(216, 169, 75, 0.55);
  stroke-width: 1.4;
  stroke-linecap: round;
}

.page-products .pro-devices__unit text {
  fill: var(--cool);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
}

.page-products .pro-matrix__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  background: rgba(18, 10, 22, 0.45);
}

.page-products .pro-matrix {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 300px;
}

.page-products .pro-matrix caption {
  padding: 14px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--neon);
  border-bottom: 1px solid var(--line);
}

.page-products .pro-matrix thead th {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--gold);
  background: rgba(216, 169, 75, 0.08);
  border-bottom: 1px solid var(--line);
}

.page-products .pro-matrix tbody th {
  padding: 12px 14px;
  text-align: left;
  font-weight: 600;
  color: var(--paper-white);
  white-space: nowrap;
  border-bottom: 1px solid rgba(216, 169, 75, 0.14);
}

.page-products .pro-matrix tbody td {
  padding: 12px 14px;
  color: var(--paper-white);
  opacity: 0.88;
  line-height: 1.65;
  border-bottom: 1px solid rgba(216, 169, 75, 0.14);
}

.page-products .pro-matrix tbody tr:last-child th,
.page-products .pro-matrix tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pro-screens__fig {
  margin: 28px 0 0;
}

.page-products .pro-screens__fig .figure__media {
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .pro-screens__foot {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cool);
}

/* ---------- 反馈 ---------- */
.page-products .pro-feedback {
  background: var(--stage);
}

.page-products .pro-feedback__grid {
  display: grid;
  gap: 26px;
  margin-bottom: 34px;
}

.page-products .pro-feedback__copy h2 {
  margin: 10px 0 16px;
}

.page-products .pro-feedback__copy p {
  max-width: 40em;
  margin: 0 0 14px;
  color: var(--paper-white);
  opacity: 0.88;
}

.page-products .pro-feedback__copy .btn {
  margin-top: 8px;
}

.page-products .pro-feedback__fig {
  margin: 0;
}

.page-products .pro-feedback__fig .figure__media {
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .pro-ruler {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .pro-ruler::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(to bottom, var(--gold), rgba(216, 169, 75, 0.15));
}

.page-products .pro-ruler__step {
  position: relative;
  padding: 0 0 22px 30px;
}

.page-products .pro-ruler__step--last {
  padding-bottom: 0;
}

.page-products .pro-ruler__dot {
  position: absolute;
  left: 0;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--curtain);
  border: 2px solid var(--gold);
}

.page-products .pro-ruler__tag {
  display: inline-block;
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--neon);
}

.page-products .pro-ruler__step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  color: var(--gold-hi);
}

.page-products .pro-ruler__step p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.72;
  color: var(--paper-white);
  opacity: 0.82;
}

.page-products .pro-ruler__step:hover .pro-ruler__dot {
  background: var(--neon);
  border-color: var(--neon);
}

/* ---------- 按场景挑选 ---------- */
.page-products .pro-choose {
  background: var(--curtain);
  border-top: 1px solid var(--line);
}

.page-products .pro-choose h2 {
  margin: 10px 0 28px;
}

.page-products .pro-choose__grid {
  display: grid;
  gap: 16px;
}

.page-products .pro-choose__item {
  position: relative;
  display: block;
  padding: 20px 18px 20px;
  background: rgba(27, 16, 48, 0.6);
  border: 1px solid var(--line);
  color: var(--paper-white);
  text-decoration: none;
  transition: background-color var(--dur-hover) var(--ease), border-color var(--dur-hover) var(--ease);
}

.page-products .pro-choose__item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: 0;
  background: var(--gold);
  transition: width var(--dur-open) var(--ease);
}

.page-products .pro-choose__item:hover::after,
.page-products .pro-choose__item:focus-visible::after {
  width: 100%;
}

.page-products .pro-choose__item:hover,
.page-products .pro-choose__item:focus-visible {
  background: rgba(43, 11, 30, 0.9);
  border-color: var(--line-strong);
}

.page-products .pro-choose__item .mono-label {
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-products .pro-choose__item h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--paper-white);
  line-height: 1.4;
}

.page-products .pro-choose__item p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper-white);
  opacity: 0.8;
}

.page-products .pro-choose__go {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--neon);
}

.page-products .pro-choose__tail {
  display: grid;
  gap: 22px;
  margin-top: 34px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}

.page-products .pro-choose__fig {
  margin: 0;
}

.page-products .pro-choose__fig .figure__media {
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .pro-choose__tail-text h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--gold-hi);
}

.page-products .pro-choose__tail-text p {
  max-width: 36em;
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-white);
  opacity: 0.85;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .pro-hero {
    padding: 56px 0 56px;
  }

  .page-products .pro-hero__keys {
    gap: 16px;
  }

  .page-products .pro-scope__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: end;
    gap: 32px;
  }

  .page-products .pro-band {
    grid-template-columns: 60px minmax(0, 1fr);
    padding: 24px 20px 26px 8px;
  }

  .page-products .pro-band__result {
    grid-column: 2;
  }

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

  .page-products .pro-feedback__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: 32px;
  }

  .page-products .pro-ruler {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pro-ruler::before {
    left: 6px;
    right: 0;
    top: 5px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(to right, var(--gold), rgba(216, 169, 75, 0.15));
  }

  .page-products .pro-ruler__step {
    padding: 26px 18px 0 0;
  }

  .page-products .pro-ruler__step--last {
    padding-bottom: 0;
  }

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

  .page-products .pro-choose__tail {
    grid-template-columns: minmax(0, 0.6fr) minmax(0, 1fr);
    align-items: center;
    gap: 34px;
  }
}

@media (min-width: 1024px) {
  .page-products .pro-hero h1 {
    font-size: 64px;
  }

  .page-products .pro-bands {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .pro-band {
    grid-template-columns: 64px minmax(0, 1fr) 200px;
    align-items: start;
    padding: 26px 26px 28px 14px;
  }

  .page-products .pro-band--a {
    grid-column: 1 / span 9;
  }

  .page-products .pro-band--b {
    grid-column: 2 / span 11;
  }

  .page-products .pro-band--c {
    grid-column: 1 / span 8;
  }

  .page-products .pro-band--d {
    grid-column: 3 / span 10;
  }

  .page-products .pro-band__result {
    grid-column: 3;
    margin-top: 4px;
    text-align: right;
  }

  .page-products .pro-band__result span {
    display: block;
    width: fit-content;
    margin: 0 0 8px auto;
  }

  .page-products .pro-structure__grid {
    align-items: start;
  }

  .page-products .pro-structure__side {
    padding-top: 58px;
  }

  .page-products .pro-track__item {
    padding: 24px 22px 26px;
  }
}
<<<END>>>