.page-products {
  --prod-line: rgba(26, 26, 46, .14);
  --prod-line-strong: rgba(26, 26, 46, .3);
  --prod-shadow: 0 24px 48px -28px rgba(26, 26, 46, .5);
  --prod-notch: 16px;
  background: var(--paper);
  color: var(--char);
}

.page-products .breadcrumb {
  max-width: var(--w-max);
  margin: 0 auto;
  padding: 22px var(--gutter) 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .55em;
  font-size: 14px;
  color: var(--char);
}

.page-products .breadcrumb a {
  color: var(--jade-deep);
  text-decoration: none;
}

.page-products .breadcrumb a:hover {
  text-decoration: underline;
}

.page-products .section {
  max-width: var(--w-max);
  margin: 0 auto;
  padding: clamp(44px, 7vw, 88px) var(--gutter);
}

.page-products .chapter {
  position: relative;
  margin-bottom: clamp(24px, 4vw, 40px);
  max-width: 780px;
}

.page-products .chapter-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(40px, 8vw, 76px);
  font-weight: 800;
  line-height: .9;
  color: var(--red);
  opacity: .22;
  margin-bottom: 6px;
}

.page-products .chapter-title {
  margin: 0 0 14px;
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.24;
  color: var(--ink);
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-products .chapter .lede {
  margin: 0;
  color: var(--char);
}

/* ---------- 首屏 ---------- */
.page-products .hero-apps {
  position: relative;
  max-width: var(--w-max);
  margin: 0 auto;
  padding: 28px var(--gutter) clamp(40px, 6vw, 72px);
  display: grid;
  gap: clamp(28px, 4vw, 44px);
  overflow: hidden;
}

.page-products .hero-apps::before {
  content: "";
  position: absolute;
  inset: 0 var(--gutter) 0 var(--gutter);
  background-image:
    linear-gradient(to right, var(--prod-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--prod-line) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: linear-gradient(135deg, #000 0%, transparent 68%);
  mask-image: linear-gradient(135deg, #000 0%, transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.page-products .hero-apps__copy,
.page-products .hero-apps__device {
  position: relative;
  z-index: 1;
}

.page-products .hero-apps__copy {
  padding-top: 6px;
}

.page-products .hero-apps__copy .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--red);
  text-transform: uppercase;
}

.page-products .hero-apps h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 6vw, 54px);
  line-height: 1.1;
  font-weight: 900;
  color: var(--ink);
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-products .hero-apps .lede {
  margin: 0 0 24px;
  max-width: 34em;
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.75;
  color: var(--char);
}

.page-products .hero-apps__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

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

.page-products .hero-apps__tags li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink);
  background: var(--red-soft);
  padding: 6px 12px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-products .hero-apps__device {
  position: relative;
  align-self: center;
}

.page-products .device-frame {
  position: relative;
  background: var(--ink);
  padding: 12px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  box-shadow: var(--prod-shadow);
}

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

.page-products .device-float {
  position: absolute;
  left: -6px;
  bottom: 16px;
  background: var(--red);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  padding: 9px 16px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}

.page-products .device-tick {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--gold);
  color: var(--ink);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  padding: 5px 12px;
}

/* ---------- 三入口 ---------- */
.page-products .entry-grid {
  display: grid;
  gap: 1px;
  background: var(--prod-line-strong);
  border: 1px solid var(--prod-line-strong);
}

.page-products .entry-card {
  position: relative;
  background: #fff;
  padding: 26px 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .entry-index {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--red);
}

.page-products .entry-card h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
  color: var(--ink);
}

.page-products .entry-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--char);
}

.page-products .entry-card a {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  font-weight: 700;
  color: var(--jade-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
}

.page-products .entry-card a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}

.page-products .entry-foot {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--char);
  padding-left: 14px;
  border-left: 3px solid var(--gold);
}

/* ---------- 02 分栏 ---------- */
.page-products .split {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-products .query-steps {
  list-style: none;
  counter-reset: qstep;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--prod-line);
  border-top: 2px solid var(--ink);
}

.page-products .query-steps li {
  counter-increment: qstep;
  position: relative;
  background: var(--paper);
  padding: 18px 18px 18px 58px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--char);
}

.page-products .query-steps li::before {
  content: "0" counter(qstep);
  position: absolute;
  left: 14px;
  top: 18px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 800;
  color: var(--red);
}

.page-products .query-steps strong {
  color: var(--ink);
}

.page-products .note {
  margin: 0;
  padding: 16px 18px;
  background: var(--mist);
  font-size: 14px;
  line-height: 1.75;
  color: var(--char);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.page-products .panel {
  background: var(--ink);
  color: var(--mist);
  padding: 26px 22px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-products .panel-label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

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

.page-products .panel-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .panel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 2px;
  background: var(--gold);
}

/* ---------- 03 价格对照 ---------- */
.page-products .compare-duo {
  display: grid;
  gap: 1px;
  background: var(--ink);
  border: 1px solid var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-products .compare-col {
  padding: 26px 22px 28px;
}

.page-products .compare-col--a {
  background: var(--jade);
  color: #fff;
}

.page-products .compare-col--b {
  background: var(--gold);
  color: var(--ink);
}

.page-products .compare-col__eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
}

.page-products .compare-col--a .compare-col__eyebrow {
  color: rgba(255, 255, 255, .8);
}

.page-products .compare-col--b .compare-col__eyebrow {
  color: rgba(26, 26, 46, .72);
}

.page-products .compare-col__lede {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 700;
}

.page-products .compare-dims {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-products .compare-dims li {
  background: rgba(255, 255, 255, .16);
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.6;
}

.page-products .compare-col--b .compare-dims li {
  background: rgba(26, 26, 46, .1);
}

.page-products .compare-dims span {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  margin-bottom: 4px;
  opacity: .82;
}

.page-products .compare-note {
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--char);
  padding-left: 14px;
  border-left: 3px solid var(--jade);
  max-width: 46em;
}

.page-products .media-frame {
  margin: 26px 0 0;
  display: block;
}

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

/* ---------- 04 长辈协助 ---------- */
.page-products .elder-features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .elder-features li {
  position: relative;
  background: #fff;
  border: 1px solid var(--prod-line);
  padding: 18px 20px 18px 22px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-products .elder-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  background: var(--red);
}

.page-products .elder-features strong {
  display: block;
  font-size: 17px;
  color: var(--ink);
  margin-bottom: 6px;
}

.page-products .elder-features p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--char);
}

/* ---------- 05 安装 ---------- */
.page-products .install-wrap {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-products .install-steps {
  display: grid;
  gap: 10px;
}

.page-products .install-step {
  background: #fff;
  border: 1px solid var(--prod-line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  background-image: repeating-linear-gradient(
    135deg,
    rgba(212, 160, 23, .08) 0 2px,
    transparent 2px 12px
  );
}

.page-products .install-step summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  list-style: none;
}

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

.page-products .install-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 400;
  color: var(--red);
}

.page-products .install-step[open] summary::after {
  content: "−";
}

.page-products .step-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  background: var(--red);
  padding: 6px 10px;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

.page-products .install-step p {
  margin: 0;
  padding: 0 20px 20px 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--char);
}

/* ---------- 06 版本演进 ---------- */
.page-products .section--versions {
  position: relative;
}

.page-products .version-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--prod-line-strong);
  border: 1px solid var(--prod-line-strong);
}

.page-products .version-track li {
  background: #fff;
  padding: 24px 22px 26px;
  position: relative;
}

.page-products .version-track li::after {
  content: "";
  position: absolute;
  left: 22px;
  bottom: 0;
  width: 42px;
  height: 3px;
  background: var(--prod-line-strong);
}

.page-products .version-track__current {
  background: var(--ink) !important;
}

.page-products .version-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  line-height: 1;
  color: var(--red);
  margin-bottom: 12px;
}

.page-products .version-track__current .version-num {
  color: var(--gold);
}

.page-products .version-track h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--ink);
}

.page-products .version-track__current h3 {
  color: #fff;
}

.page-products .version-track p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--char);
}

.page-products .version-track__current p {
  color: var(--mist);
}

.page-products .version-media {
  margin: 26px 0 0;
  position: relative;
}

.page-products .version-media::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 40%;
  background: linear-gradient(to top, rgba(245, 241, 232, .85), transparent);
  pointer-events: none;
}

.page-products .version-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

/* ---------- 07 场景 ---------- */
.page-products .scenes-grid {
  display: grid;
  gap: 14px;
}

.page-products .scene-card {
  background: #fff;
  border: 1px solid var(--prod-line);
  padding: 22px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: transform var(--speed) ease, border-color var(--speed) ease;
}

.page-products .scene-card:hover {
  transform: translateY(-3px);
  border-color: var(--red);
}

.page-products .scene-tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--gold);
  padding: 4px 10px;
}

.page-products .scene-card h3 {
  margin: 0;
  font-size: 18px;
  color: var(--ink);
}

.page-products .scene-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--char);
}

.page-products .scene-card a {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  font-weight: 700;
  color: var(--jade-deep);
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
}

.page-products .scene-card a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}

.page-products .scene-cta {
  margin-top: 30px;
  padding: 26px 22px;
  background: var(--mist);
  display: grid;
  gap: 16px;
  align-items: center;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-products .scene-cta p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .scene-cta .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .entry-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .compare-duo {
    grid-template-columns: 1fr 1fr;
  }

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

  .page-products .scenes-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .scene-cta {
    grid-template-columns: 1fr auto;
  }
}

@media (min-width: 960px) {
  .page-products .hero-apps {
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
    padding-top: 44px;
  }

  .page-products .split {
    grid-template-columns: 1.35fr .8fr;
    gap: 40px;
  }

  .page-products .split--reverse {
    grid-template-columns: .9fr 1.1fr;
    align-items: stretch;
  }

  .page-products .split--reverse .split__body {
    align-self: center;
  }

  .page-products .install-wrap {
    grid-template-columns: 1fr .95fr;
    gap: 40px;
  }

  .page-products .scenes-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1200px) {
  .page-products .hero-apps {
    padding-left: 0;
    padding-right: 0;
  }

  .page-products .hero-apps::before {
    inset: 0;
  }
}

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

  .page-products .scene-card:hover {
    transform: none;
  }
}
<<<END>>>