.page-products {
  --pp-wrap: 1280px;
  --pp-pad: 20px;
  --pp-line: rgba(45, 226, 230, 0.15);
  --pp-line-soft: rgba(168, 247, 245, 0.08);
  background: var(--abyss-950);
  color: var(--paper-50);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.72;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products .pp-wrap {
  width: 100%;
  max-width: var(--pp-wrap);
  margin: 0 auto;
  padding: 0 var(--pp-pad);
}

.page-products a {
  color: var(--cyan-200);
  text-decoration: none;
}

.page-products .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--slate-400);
}

.page-products .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--ocean-600);
}

.page-products .breadcrumbs a {
  color: var(--cyan-200);
}

/* ---------- 首屏 ---------- */
.page-products .ph {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 28px 0 54px;
  background:
    radial-gradient(110% 80% at 92% -12%, rgba(45, 226, 230, 0.2), transparent 58%),
    linear-gradient(155deg, var(--abyss-900) 0%, var(--abyss-950) 52%, var(--ocean-800) 100%);
}

.page-products .ph::before {
  content: "";
  position: absolute;
  top: -32%;
  right: -22%;
  z-index: -1;
  width: 74%;
  height: 174%;
  transform: skewX(-15deg);
  border-left: 1px solid var(--pp-line);
  background: linear-gradient(210deg, rgba(45, 226, 230, 0.14), rgba(58, 46, 99, 0.38) 62%, transparent);
  pointer-events: none;
}

.page-products .ph__mesh {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--pp-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--pp-line-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 76%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 76%);
  pointer-events: none;
}

.page-products .ph__cols {
  display: grid;
  gap: 36px;
}

.page-products .ph__eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-products .ph__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7vw, 68px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper-50);
}

.page-products .ph__lede {
  max-width: 34em;
  margin: 0 0 30px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--cyan-200);
}

.page-products .ph__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .ph__aside {
  padding: 22px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(6, 34, 53, 0.9), rgba(4, 19, 31, 0.72));
}

.page-products .ph__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-products .ph__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 10px;
  border-left: 1px solid var(--ocean-600);
}

.page-products .ph__k {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--cyan-400);
}

.page-products .ph__v {
  font-size: 12px;
  line-height: 1.5;
  color: var(--slate-400);
}

.page-products .ph__aside-note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(45, 226, 230, 0.22);
  font-size: 13px;
  line-height: 1.7;
  color: var(--cyan-200);
}

/* ---------- 通用区块 ---------- */
.page-products .sec {
  position: relative;
  padding: 54px 0;
}

.page-products .sec--tint {
  background: var(--abyss-900);
}

.page-products .sec--deep {
  background:
    linear-gradient(180deg, var(--abyss-950), var(--abyss-900) 60%, var(--abyss-950));
}

.page-products .sec--indigo {
  background: linear-gradient(142deg, var(--indigo-700), var(--abyss-950) 62%);
}

.page-products .sec--wine {
  background: linear-gradient(160deg, var(--wine-700), var(--abyss-950) 58%);
}

.page-products .sec--paper {
  background: var(--paper-50);
  color: var(--ink-900);
}

.page-products .sec__head {
  max-width: 46em;
  margin-bottom: 32px;
}

.page-products .sec__idx {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan-400);
}

.page-products .sec--paper .sec__idx {
  color: var(--ocean-600);
}

.page-products .sec__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.2vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--paper-50);
}

.page-products .sec--paper .sec__title {
  color: var(--ink-900);
}

.page-products .sec__note {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate-400);
}

.page-products .sec--paper .sec__note {
  color: #4a5f6b;
}

/* ---------- 多端总览 ---------- */
.page-products .ov {
  display: grid;
  gap: 22px;
}

.page-products .ov__card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(10, 58, 82, 0.6), rgba(6, 34, 53, 0.92));
}

.page-products .ov__card--mob {
  background: linear-gradient(165deg, rgba(58, 46, 99, 0.52), rgba(4, 19, 31, 0.94));
}

.page-products .ov__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-products .ov__h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.3;
  color: var(--paper-50);
}

.page-products .ov__frame {
  border-radius: var(--radius-md);
  border: 1px solid rgba(45, 226, 230, 0.24);
  background: rgba(4, 19, 31, 0.7);
  padding: 10px;
}

.page-products .ov__bar {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}

.page-products .ov__bar i {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ocean-600);
}

.page-products .ov__bar i:first-child {
  background: var(--coral-500);
}

.page-products .ov__panes {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 8px;
}

.page-products .ov__pane {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 10px;
  border-radius: 12px;
  background: rgba(45, 226, 230, 0.07);
}

.page-products .ov__pane--alt {
  background: rgba(255, 107, 74, 0.1);
}

.page-products .ov__pane span {
  display: block;
  height: 7px;
  border-radius: 999px;
  background: rgba(168, 247, 245, 0.28);
}

.page-products .ov__pane span:nth-child(2n) {
  width: 68%;
}

.page-products .ov__pane span:nth-child(3n) {
  background: rgba(45, 226, 230, 0.55);
}

.page-products .ov__phone {
  width: 62%;
  max-width: 190px;
  margin: 0 auto;
  padding: 14px 12px 18px;
  border: 1px solid rgba(45, 226, 230, 0.3);
  border-radius: 24px;
  background: rgba(4, 19, 31, 0.78);
}

.page-products .ov__phone-top {
  width: 42%;
  height: 5px;
  margin: 0 auto 14px;
  border-radius: 999px;
  background: var(--ocean-600);
}

.page-products .ov__phone-line {
  height: 20px;
  margin-bottom: 8px;
  border-radius: 8px;
  background: linear-gradient(90deg, rgba(45, 226, 230, 0.22), rgba(45, 226, 230, 0.06));
}

.page-products .ov__phone-line--short {
  height: 14px;
  width: 72%;
}

.page-products .ov__p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--cyan-200);
}

.page-products .ov__bullets {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: var(--slate-400);
}

.page-products .ov__bullets li {
  position: relative;
  padding-left: 18px;
}

.page-products .ov__bullets li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: 1px solid var(--cyan-400);
}

/* ---------- 电脑版 ---------- */
.page-products .dk {
  display: grid;
  gap: 28px;
}

.page-products .dk__lead {
  margin: 0 0 22px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cyan-200);
}

.page-products .dk__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .dk__item {
  display: grid;
  gap: 4px;
  padding: 16px 0 16px 16px;
  border-left: 1px solid var(--ocean-600);
  border-bottom: 1px solid rgba(168, 247, 245, 0.07);
}

.page-products .dk__item:first-child {
  border-top: 1px solid rgba(168, 247, 245, 0.07);
}

.page-products .dk__item strong {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  color: var(--cyan-400);
}

.page-products .dk__item span {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-products .dk__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--pp-line);
  background: var(--abyss-900);
}

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

.page-products .dk__cap {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate-400);
  border-top: 1px solid rgba(45, 226, 230, 0.14);
}

/* ---------- 手机端 ---------- */
.page-products .mb {
  display: grid;
  gap: 28px;
}

.page-products .mb__device {
  margin: 0;
  max-width: 260px;
  margin-inline: auto;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(168, 247, 245, 0.22);
  box-shadow: 0 0 0 8px rgba(4, 19, 31, 0.5);
}

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

.page-products .mb__lead {
  margin: 0 0 22px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cyan-200);
}

.page-products .mb__list {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .mb__list li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-products .mb__k {
  display: inline-block;
  padding: 3px 0;
  text-align: center;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(45, 226, 230, 0.4);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan-400);
}

/* ---------- 功能矩阵 ---------- */
.page-products .fm {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--pp-line);
  background: linear-gradient(170deg, rgba(10, 58, 82, 0.5), rgba(4, 19, 31, 0.9));
  padding: 18px;
}

.page-products .fm__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .fm__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  border-radius: var(--radius-pill);
}

.page-products .fm__tab {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(45, 226, 230, 0.32);
  background: rgba(4, 19, 31, 0.6);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan-200);
  cursor: pointer;
  transition: background 180ms var(--ease-tide), color 180ms var(--ease-tide), border-color 180ms var(--ease-tide);
}

.page-products .fm__tab:hover {
  border-color: var(--cyan-400);
}

.page-products .fm__radio:focus-visible ~ .fm__tabs {
  outline: 2px solid var(--cyan-400);
  outline-offset: 6px;
}

.page-products #fmS:checked ~ .fm__tabs .fm__tab[for="fmS"],
.page-products #fmV:checked ~ .fm__tabs .fm__tab[for="fmV"],
.page-products #fmC:checked ~ .fm__tabs .fm__tab[for="fmC"],
.page-products #fmQ:checked ~ .fm__tabs .fm__tab[for="fmQ"] {
  background: var(--coral-500);
  border-color: var(--coral-500);
  color: var(--abyss-950);
  font-weight: 700;
}

.page-products .fm__panel {
  display: none;
}

.page-products #fmS:checked ~ .fm__panels #pnS,
.page-products #fmV:checked ~ .fm__panels #pnV,
.page-products #fmC:checked ~ .fm__panels #pnC,
.page-products #fmQ:checked ~ .fm__panels #pnQ {
  display: block;
}

.page-products .fm__ptitle {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--paper-50);
}

.page-products .fm__ptext {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.82;
  color: var(--cyan-200);
}

.page-products .fm__shots {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-products .fm__shot {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--pp-line);
  background: rgba(6, 34, 53, 0.7);
}

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

.page-products .fm__shot figcaption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--slate-400);
  border-top: 1px solid rgba(45, 226, 230, 0.12);
}

/* ---------- 版本 ---------- */
.page-products .vr {
  display: grid;
  gap: 28px;
}

.page-products .vr__nums {
  display: grid;
  gap: 14px;
}

.page-products .vr__num {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(168, 247, 245, 0.2);
  background: rgba(4, 19, 31, 0.5);
}

.page-products .vr__numk {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--coral-300);
}

.page-products .vr__numv {
  font-family: var(--font-mono);
  font-size: 46px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan-400);
}

.page-products .vr__numd {
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-400);
}

.page-products .vr__timeline {
  margin: 0;
  padding: 0 0 0 20px;
  list-style: none;
  border-left: 1px dashed rgba(168, 247, 245, 0.24);
  display: grid;
  gap: 18px;
}

.page-products .vr__node {
  position: relative;
  display: grid;
  gap: 4px;
}

.page-products .vr__node::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--abyss-950);
  border: 2px solid var(--cyan-400);
}

.page-products .vr__year {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--coral-300);
}

.page-products .vr__txt {
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--cyan-200);
}

.page-products .vr__fig {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(168, 247, 245, 0.18);
}

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

.page-products .vr__fig figcaption {
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--slate-400);
  background: rgba(4, 19, 31, 0.6);
}

/* ---------- 安装步骤 ---------- */
.page-products .stp {
  display: grid;
  gap: 12px;
}

.page-products .stp__item {
  border-radius: var(--radius-md);
  border: 1px solid rgba(11, 27, 36, 0.16);
  background: #ffffff;
  overflow: hidden;
}

.page-products .stp__item[open] {
  border-color: rgba(255, 107, 74, 0.55);
  box-shadow: 0 6px 24px rgba(11, 27, 36, 0.08);
}

.page-products .stp__sum {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-products .stp__sum::-webkit-details-marker {
  display: none;
}

.page-products .stp__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--ocean-600);
}

.page-products .stp__item[open] .stp__sum::after {
  content: "—";
  color: var(--coral-500);
}

.page-products .stp__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--abyss-950);
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-products .stp__item[open] .stp__num {
  background: var(--coral-500);
  color: var(--abyss-950);
}

.page-products .stp__title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  color: var(--ink-900);
}

.page-products .stp__body {
  padding: 0 18px 18px;
  border-top: 1px solid rgba(11, 27, 36, 0.1);
}

.page-products .stp__body p {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.82;
  color: #3a4d58;
}

.page-products .stp__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 支持 ---------- */
.page-products .sp {
  display: grid;
  gap: 16px;
}

.page-products .sp__card {
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--pp-line);
  background: rgba(4, 19, 31, 0.55);
}

.page-products .sp__h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: var(--cyan-400);
}

.page-products .sp__p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--slate-400);
}

.page-products .sp__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products {
    --pp-pad: 40px;
    font-size: 16px;
  }

  .page-products .sec {
    padding: 72px 0;
  }

  .page-products .ov__panes {
    gap: 12px;
  }

  .page-products .fm__shots {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
  }

  .page-products .fm__shot:nth-child(2) {
    margin-top: 36px;
  }

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

  .page-products .sp__card:first-child {
    grid-column: span 2;
  }

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

@media (min-width: 1000px) {
  .page-products {
    --pp-pad: 56px;
  }

  .page-products .ph {
    padding: 40px 0 78px;
  }

  .page-products .ph__cols {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: end;
    gap: 48px;
  }

  .page-products .ph__aside {
    margin-bottom: 8px;
  }

  .page-products .ov {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .ov__card--mob {
    margin-top: 56px;
  }

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

  .page-products .dk__figure {
    margin-right: -40px;
  }

  .page-products .mb {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: center;
    gap: 56px;
  }

  .page-products .mb__device {
    margin-inline: 0;
    max-width: 300px;
  }

  .page-products .fm {
    padding: 30px;
  }

  .page-products .vr {
    grid-template-columns: minmax(0, 4fr) minmax(0, 5fr) minmax(0, 3fr);
    gap: 36px;
    align-items: start;
  }

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

  .page-products .vr__fig {
    margin-top: 12px;
  }

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

  .page-products .sp__card:first-child {
    grid-column: span 1;
  }

  .page-products .stp__sum {
    padding: 20px 26px;
  }

  .page-products .stp__body {
    padding: 0 26px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .fm__tab,
  .page-products .ov__card {
    transition: none;
  }
}