.page-products {
  --p-shear: 12deg;
  --p-pad: 60px;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products h1 {
  font-size: clamp(30px, 6.2vw, 52px);
  line-height: 1.1;
  margin: 16px 0 0;
}

.page-products h2 {
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.16;
  margin: 0;
}

.page-products h3 {
  font-size: 18px;
  line-height: 1.42;
  margin: 0;
}

.page-products p {
  line-height: 1.75;
}

.page-products .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 面包屑 ---------- */
.page-products .crumbs {
  padding-top: 26px;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding: 28px 0 64px;
}

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

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

.page-products .phone {
  position: relative;
  width: 100%;
  max-width: 340px;
  border: var(--border-w) solid var(--moss-line);
  background: linear-gradient(175deg, var(--moss-900), var(--ink-900) 78%);
  box-shadow: var(--shadow-hard);
  padding: 12px;
  transition: transform 140ms var(--ease), box-shadow 140ms var(--ease);
}

.page-products .phone:hover {
  transform: translate(4px, 4px);
  box-shadow: var(--shadow-press);
}

.page-products .phone__top {
  display: flex;
  gap: 6px;
  padding: 2px 2px 10px;
}

.page-products .phone__top span {
  display: block;
  width: 9px;
  height: 9px;
  background: var(--moss-line);
}

.page-products .phone__top span:first-child {
  background: var(--amber);
}

.page-products .phone__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .phone__label {
  fill: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.page-products .phone__grid line {
  stroke: var(--moss-line);
  stroke-width: 1;
}

.page-products .phone__line {
  fill: none;
  stroke-width: 3;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.page-products .phone__line--home {
  stroke: var(--cyan);
}

.page-products .phone__line--away {
  stroke: var(--cyan-soft);
  stroke-dasharray: 8 6;
}

.page-products .phone__bar {
  fill: var(--moss-700);
}

.page-products .phone__bar--away {
  fill: var(--amber);
}

.page-products .phone__ring {
  fill: none;
  stroke: var(--moss-line);
  stroke-width: 10;
}

.page-products .phone__ring--sm {
  stroke-width: 8;
}

.page-products .phone__ring-value {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 10;
}

.page-products .phone__ring-value--sm {
  stroke: var(--amber);
  stroke-width: 8;
}

.page-products .phone__cap {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--cyan-soft);
  letter-spacing: 0.04em;
}

.page-products .phone__cap .num {
  color: var(--amber);
}

.page-products .prod-hero__kicker {
  display: inline-block;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  border-bottom: 2px solid var(--amber-deep);
  padding-bottom: 6px;
}

.page-products .prod-hero__lede {
  margin: 20px 0 0;
  font-size: 17px;
  color: var(--paper);
  max-width: 40em;
}

.page-products .toc {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 2px solid var(--moss-line);
  max-width: 46em;
}

.page-products .toc li {
  border-bottom: 1px solid var(--moss-line);
}

.page-products .toc a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 2px;
  color: var(--paper);
  font-size: 15px;
  text-decoration: none;
  transition: color 140ms var(--ease), padding-left 140ms var(--ease);
}

.page-products .toc a:hover,
.page-products .toc a:focus-visible {
  color: var(--cyan);
  padding-left: 8px;
}

.page-products .toc__no {
  font-size: 13px;
  color: var(--cyan);
}

/* ---------- 通用章节骨架 ---------- */
.page-products .sec {
  position: relative;
  padding: var(--p-pad) 0;
}

.page-products .sec--tint::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--moss-900);
  clip-path: polygon(0 30px, 100% 0, 100% calc(100% - 30px), 0 100%);
  pointer-events: none;
}

.page-products .sec--tint > .wrap {
  position: relative;
  z-index: 1;
}

.page-products .sec__head {
  margin-bottom: 38px;
}

.page-products .sec__index {
  margin: 0 0 6px;
  font-size: clamp(38px, 8vw, 76px);
  line-height: 0.9;
  color: var(--moss-line);
}

.page-products .sec__lead {
  margin: 16px 0 0;
  font-size: 16px;
  color: var(--cyan-soft);
  max-width: 44em;
}

/* ---------- 安卓端三区 ---------- */
.page-products .android__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-products .android__shot {
  margin: 0;
  border: var(--border-w) solid var(--moss-line);
  background: var(--ink-800);
  padding: 14px;
}

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

.page-products .android__shot figcaption {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--cyan-soft);
}

.page-products .android__shot figcaption .num {
  color: var(--amber);
}

.page-products .zones {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-products .zone {
  position: relative;
  border: var(--border-w) solid var(--moss-line);
  border-left: 6px solid var(--cyan);
  background: var(--moss-700);
  padding: 20px 20px 18px;
  transition: transform 140ms var(--ease), box-shadow 140ms var(--ease);
}

.page-products .zone:hover,
.page-products .zone:focus-visible {
  transform: translate(4px, 4px);
  box-shadow: var(--shadow-press);
  outline: none;
}

.page-products .zone:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .zone__no {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-products .zone__name {
  color: var(--paper);
}

.page-products .zone__text {
  margin: 10px 0 0;
  font-size: 15px;
  color: var(--paper);
}

.page-products .zone__hint {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--moss-line);
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--cyan-soft);
}

.page-products .zone__dot {
  display: block;
  width: 8px;
  height: 8px;
  background: var(--cyan);
}

/* ---------- 两端分工 ---------- */
.page-products .split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-products .split__col {
  border: var(--border-w) solid var(--moss-line);
  background: var(--moss-900);
  padding: 26px 22px;
}

.page-products .split__col--app {
  background: var(--moss-700);
  box-shadow: var(--shadow-hard);
}

.page-products .split__name {
  margin: 16px 0 0;
  color: var(--paper);
}

.page-products .split__list {
  list-style: none;
  margin: 18px 0 24px;
  padding: 0;
}

.page-products .split__list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .split__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-products .split__list .num {
  color: var(--amber);
}

/* ---------- 维度矩阵 ---------- */
.page-products .matrix-figure {
  margin: 0 0 28px;
  border: var(--border-w) solid var(--moss-line);
  background: var(--ink-800);
  padding: 10px;
}

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

.page-products .matrix-wrap {
  border: var(--border-w) solid var(--moss-line);
  background: var(--moss-900);
  box-shadow: var(--shadow-hard);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .matrix {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

.page-products .matrix thead th {
  text-align: left;
  padding: 14px 16px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-soft);
  border-bottom: 2px solid var(--moss-line);
  white-space: nowrap;
}

.page-products .matrix tbody th,
.page-products .matrix tbody td {
  text-align: left;
  padding: 15px 16px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  border-bottom: 1px solid var(--slate);
  vertical-align: top;
}

.page-products .matrix tbody th {
  font-weight: 700;
  white-space: nowrap;
}

.page-products .matrix tbody tr:hover {
  background: var(--moss-700);
}

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

.page-products .matrix .mark {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 10px;
  background: var(--amber);
}

.page-products .matrix .num {
  color: var(--amber);
}

/* ---------- 价格与可见范围 ---------- */
.page-products .price__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-products .price__figure {
  margin: 0;
  border: var(--border-w) solid var(--moss-line);
  background: var(--ink-800);
  padding: 10px;
}

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

.page-products .price__cols {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.page-products .price__card {
  border: var(--border-w) solid var(--moss-line);
  background: var(--moss-700);
  padding: 22px 20px;
}

.page-products .price__card--open {
  border-color: var(--cyan);
  background: var(--moss-900);
  box-shadow: var(--shadow-hard);
}

.page-products .price__name {
  margin: 16px 0 0;
  color: var(--paper);
}

.page-products .price__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-products .price__list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .price__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 12px;
  height: 2px;
  background: var(--cyan);
}

.page-products .price__card--open .price__list li::before {
  background: var(--amber);
}

.page-products .price__note {
  margin: 26px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--amber-deep);
  font-size: 14px;
  color: var(--cyan-soft);
  max-width: 52em;
}

/* ---------- 版本台阶 ---------- */
.page-products .steps-figure {
  margin: 0 0 32px;
  border: var(--border-w) solid var(--moss-line);
  background: var(--ink-800);
  padding: 10px;
}

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

.page-products .stairs {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  align-items: end;
}

.page-products .step {
  border: var(--border-w) solid var(--moss-line);
  border-top: 6px solid var(--cyan);
  background: var(--ink-800);
  padding: 20px 18px;
}

.page-products .step--2 {
  border-top-color: var(--cyan-soft);
}

.page-products .step--3 {
  border-top-color: var(--amber);
  background: var(--moss-700);
}

.page-products .step__ver {
  margin: 0 0 10px;
  font-size: 22px;
  color: var(--amber);
}

.page-products .step__name {
  color: var(--paper);
  margin-bottom: 16px;
}

.page-products .step .accordion__btn {
  width: 100%;
  text-align: left;
}

.page-products .step .accordion__panel ul {
  margin: 14px 0 0;
  padding-left: 18px;
}

.page-products .step .accordion__panel li {
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .step .accordion__panel .num {
  color: var(--amber);
}

/* ---------- 设备参数 ---------- */
.page-products .specs {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0;
  border-top: 2px solid var(--moss-line);
}

.page-products .spec {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--moss-line);
}

.page-products .spec dt {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan-soft);
}

.page-products .spec dd {
  margin: 0;
  font-size: 17px;
  color: var(--paper);
}

.page-products .spec dd .num {
  color: var(--amber);
  font-size: 19px;
}

/* ---------- 场景 ---------- */
.page-products .scene-figure {
  margin: 0 0 42px;
  border: var(--border-w) solid var(--moss-line);
  background: var(--ink-800);
  padding: 10px;
}

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

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

.page-products .scene {
  position: relative;
  margin-top: 26px;
  border: var(--border-w) solid var(--moss-line);
  border-top: 0;
  background: var(--moss-900);
  padding: 30px 20px 24px;
}

.page-products .scene::before {
  content: "";
  position: absolute;
  left: -3px;
  right: -3px;
  top: -26px;
  height: 26px;
  background: var(--cyan);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
}

.page-products .scene:nth-child(2)::before {
  background: var(--cyan-soft);
}

.page-products .scene:nth-child(3)::before {
  background: var(--amber);
}

.page-products .scene__no {
  margin: 0 0 10px;
  font-size: 22px;
  color: var(--amber);
}

.page-products .scene__name {
  color: var(--paper);
}

.page-products .scene__text {
  margin: 12px 0 0;
  font-size: 15px;
  color: var(--paper);
}

/* ---------- 安装路径 ---------- */
.page-products .steps-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--moss-line);
}

.page-products .steps-list > li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--moss-line);
}

.page-products .steps-list__no {
  font-size: 20px;
  color: var(--amber);
  line-height: 1.3;
}

.page-products .steps-list h3 {
  color: var(--paper);
}

.page-products .steps-list p {
  margin: 10px 0 0;
  font-size: 15px;
  color: var(--paper);
}

.page-products .steps-list a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .steps-list a:hover {
  color: var(--amber);
}

.page-products .steps-list .num {
  color: var(--amber);
}

.page-products .install__foot {
  margin: 32px 0 0;
  padding: 20px;
  border: 2px solid var(--moss-line);
  background: var(--moss-700);
  font-size: 15px;
  color: var(--paper);
  max-width: 56em;
}

.page-products .install__foot a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .install__foot a:hover {
  color: var(--amber);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-products {
    --p-pad: 76px;
  }

  .page-products .sec__head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: 26px;
    align-items: baseline;
  }

  .page-products .sec__index {
    grid-column: 1;
    margin: 0;
  }

  .page-products .sec__title,
  .page-products .sec__lead {
    grid-column: 2;
  }

  .page-products .sec__title {
    margin: 0;
  }

  .page-products .split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
  }

  .page-products .zones {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .price__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .spec {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-products .scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-products {
    --p-pad: 96px;
  }

  .page-products .prod-hero {
    padding: 40px 0 96px;
  }

  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
  }

  .page-products .android__body {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .zones {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .page-products .price__body {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 42px;
    align-items: start;
  }

  .page-products .stairs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-products .step {
    min-height: 220px;
  }

  .page-products .step--2 {
    min-height: 270px;
  }

  .page-products .step--3 {
    min-height: 320px;
  }

  .page-products .matrix tbody th,
  .page-products .matrix tbody td {
    padding: 17px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .phone,
  .page-products .zone,
  .page-products .toc a {
    transition: none;
  }

  .page-products .phone:hover,
  .page-products .zone:hover,
  .page-products .zone:focus-visible {
    transform: none;
  }
}