/* ===== 安装与配置 / page-products ===== */

.page-products {
  --pp-pad: clamp(18px, 4.2vw, 56px);
  --pp-gap: clamp(18px, 3vw, 34px);
  color: var(--text);
  font-family: var(--font-sans);
  background: var(--ink-000);
  overflow-x: clip;
}

.page-products .p-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 179, 168, .45);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-products .p-link:hover,
.page-products .p-link:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

/* ---------- 首屏 ---------- */

.page-products .p-hero {
  position: relative;
  padding: clamp(26px, 4vw, 44px) var(--pp-pad) clamp(40px, 6vw, 72px);
  background:
    linear-gradient(180deg, rgba(30, 75, 224, .22), rgba(6, 11, 18, 0) 66%),
    var(--ink-000);
  border-bottom: 1px solid var(--ink-200);
  overflow: hidden;
}

.page-products .p-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(28, 42, 54, .55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 42, 54, .55) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: radial-gradient(130% 85% at 18% 0%, #000 0%, transparent 74%);
  mask-image: radial-gradient(130% 85% at 18% 0%, #000 0%, transparent 74%);
  pointer-events: none;
}

.page-products .p-hero__grid {
  position: relative;
  max-width: var(--shell-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-products .p-hero__main { min-width: 0; }

.page-products .p-hero__eyebrow {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .p-hero__title {
  margin: 14px 0 0;
  font-size: clamp(30px, 6.2vw, 62px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 800;
  max-width: 20ch;
}

.page-products .p-hero__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 2.6vw, 17px);
  line-height: 1.85;
  color: var(--text-dim);
}

.page-products .p-hero__actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .p-hero__aside {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--ink-200);
  border: 1px solid var(--ink-200);
  align-self: start;
}

.page-products .hstat {
  background: var(--ink-000);
  padding: 16px 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .hstat__num {
  font-family: var(--font-mono);
  font-size: clamp(28px, 7vw, 40px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-products .hstat__label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-dim);
}

/* ---------- 章节骨架 ---------- */

.page-products .p-sec {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: clamp(44px, 7vw, 92px) var(--pp-pad) clamp(40px, 6vw, 80px);
}

.page-products .p-sec .chapter__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 18px;
  margin-bottom: clamp(24px, 3.4vw, 42px);
}

.page-products .p-sec .chapter__title {
  margin: 0;
  flex: 1 1 320px;
  min-width: 0;
  font-size: clamp(23px, 3.6vw, 38px);
  line-height: 1.28;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-products .p-sec .chapter__rule {
  flex: 1 1 100%;
  height: 1px;
  background: var(--ink-200);
}

.page-products .p-lead {
  margin: 0 0 26px;
  max-width: 72ch;
  font-size: clamp(15px, 2.5vw, 16.5px);
  line-height: 1.9;
  color: var(--text-dim);
}

/* ---------- 通用图文分栏 ---------- */

.page-products .p-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .p-split__text { min-width: 0; }

.page-products .p-shot {
  margin: 0;
  border: 1px solid var(--ink-200);
  background: var(--ink-100);
  overflow: hidden;
}

.page-products .p-shot .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .p-shot--32 { aspect-ratio: 3 / 2; }
.page-products .p-shot--85 { aspect-ratio: 8 / 5; }
.page-products .p-shot--11 { aspect-ratio: 1 / 1; }
.page-products .p-shot--43 { aspect-ratio: 4 / 3; }
.page-products .p-shot--149 { aspect-ratio: 14 / 9; }

.page-products .p-split .p-shot { margin-top: 4px; }

/* ---------- 01 版本对照 ---------- */

.page-products .ver-switch { position: relative; }

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

.page-products .ver-switch__tabs { display: none; }

.page-products .ver-panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .ver-card {
  padding: 22px 20px 24px;
  border: 1px solid var(--ink-200);
  background: var(--ink-100);
}

.page-products .ver-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ink-200);
}

.page-products .ver-card__name {
  margin: 0;
  font-size: 20px;
  letter-spacing: -.01em;
}

.page-products .spec-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .spec {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 13px 0 13px 12px;
  border-bottom: 1px solid var(--ink-200);
  border-left: 2px solid transparent;
}

.page-products .spec--diff { border-left-color: var(--orange); }

.page-products .spec__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-dim);
}

.page-products .spec__v {
  font-family: var(--font-mono);
  font-size: clamp(18px, 4.4vw, 24px);
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--text);
}

.page-products .ver-card__note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-products #versions .p-shot { margin-top: 34px; }

/* ---------- 02 安装包获取 ---------- */

.page-products .check-points {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink-200);
}

.page-products .check-point {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--ink-200);
}

.page-products .check-point__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--orange);
  padding-top: 3px;
}

.page-products .check-point__title {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.4;
}

.page-products .check-point p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* ---------- 03 三步安装 ---------- */

.page-products .step-track {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products .step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  padding: 0 0 30px;
  position: relative;
}

.page-products .step:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 25px;
  top: 52px;
  bottom: 0;
  width: 1px;
  background: var(--ink-200);
}

.page-products .step__no {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 1px solid var(--cobalt);
  background: rgba(30, 75, 224, .14);
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--text);
}

.page-products .step__body { min-width: 0; padding-top: 3px; }

.page-products .step__title {
  margin: 0 0 6px;
  font-size: 18px;
  letter-spacing: -.01em;
}

.page-products .step__time {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-products .step__body p {
  margin: 0 0 8px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-products .step__fix {
  border-left: 2px solid var(--orange);
  padding-left: 12px;
  color: var(--text) !important;
  font-size: 14px !important;
}

/* ---------- 04 礼包清单 ---------- */

.page-products .p-sec--gifts .chapter__body { max-width: 1080px; }

.page-products .gift-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
  padding-bottom: 30px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--ink-200);
}

.page-products .gift-ring {
  width: 118px;
  height: 118px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--lime);
  box-shadow: inset 0 0 0 8px rgba(184, 255, 77, .07);
  animation: pp-pulse 3s var(--ease) infinite;
}

.page-products .gift-ring__num {
  font-family: var(--font-mono);
  font-size: 42px;
  line-height: 1;
  color: var(--lime);
}

.page-products .gift-ring__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--text-dim);
  margin-top: 4px;
}

@keyframes pp-pulse {
  0%, 100% { box-shadow: inset 0 0 0 8px rgba(184, 255, 77, .07); }
  50% { box-shadow: inset 0 0 0 8px rgba(184, 255, 77, .22); }
}

.page-products .gift-head__text .p-lead { margin-bottom: 12px; }

.page-products .gift-head__note {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .gift-head__actions { display: flex; gap: 10px; }

.page-products .gift-group + .gift-group { margin-top: 44px; }

.page-products .gift-group__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 6px;
  font-size: 17px;
  letter-spacing: -.01em;
}

.page-products .gift-group__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 28px;
  padding: 0 8px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 14px;
}

.page-products .gift-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink-200);
}

.page-products .gift { border-bottom: 1px solid var(--ink-200); }

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

.page-products .gift__row {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 4px 12px;
  align-items: baseline;
  padding: 13px 12px;
  min-height: 44px;
  cursor: pointer;
  box-shadow: inset 3px 0 0 transparent;
  transition: background .18s var(--ease), box-shadow .18s var(--ease);
}

.page-products .gift__row:hover { background: var(--ink-100); }

.page-products .gift__no {
  grid-row: span 3;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-dim);
  padding-top: 3px;
}

.page-products .gift__name {
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
}

.page-products .gift__cond {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .gift__box:checked ~ .gift__row {
  background: rgba(184, 255, 77, .06);
  box-shadow: inset 3px 0 0 var(--lime);
}
.page-products .gift__box:checked ~ .gift__row .gift__no { color: var(--lime); }
.page-products .gift__box:checked ~ .gift__row .gift__name { color: var(--text-dim); }

.page-products .gift__box:focus-visible ~ .gift__row {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products #gifts .p-shot { margin-top: 38px; }

/* ---------- 05 机型档位 ---------- */

.page-products .tier-rail {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  padding: 4px 0 20px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .tier-card {
  scroll-snap-align: start;
  flex: 0 0 min(84vw, 340px);
  padding: 22px 20px 24px;
  border: 1px solid var(--ink-200);
  background: var(--ink-100);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-products .tier-card--b { flex-basis: min(86vw, 380px); border-color: var(--cobalt); }
.page-products .tier-card--c { flex-basis: min(88vw, 400px); background: rgba(30, 75, 224, .08); }

.page-products .tier-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ink-200);
}

.page-products .tier-card__name {
  margin: 0;
  font-size: 19px;
  letter-spacing: -.01em;
}

.page-products .tier-card__count {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-products .tier-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-products .tier-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .tier-card__list li {
  padding: 9px 0 9px 14px;
  border-top: 1px solid var(--ink-200);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  position: relative;
}

.page-products .tier-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 1px;
  background: var(--cyan);
}

.page-products .tier-foot {
  margin: 6px 0 30px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* ---------- 06 装完自检 ---------- */

.page-products .selfcheck-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ink-200);
  border: 1px solid var(--ink-200);
}

.page-products .sc {
  background: var(--ink-000);
  padding: 22px 20px 24px;
}

.page-products .sc__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--violet);
  margin-bottom: 12px;
}

.page-products .sc__title {
  margin: 0 0 10px;
  font-size: 18px;
}

.page-products .sc__ok {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .sc__fix {
  margin: 0;
  padding-left: 11px;
  border-left: 2px solid var(--orange);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 出口 ---------- */

.page-products .p-exit {
  border-top: 1px solid var(--ink-200);
  background:
    linear-gradient(180deg, rgba(23, 179, 168, .1), rgba(6, 11, 18, 0) 70%),
    var(--ink-000);
}

.page-products .p-exit__inner {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: clamp(44px, 6vw, 84px) var(--pp-pad) clamp(48px, 6vw, 88px);
}

.page-products .p-exit__title {
  margin: 0 0 14px;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.3;
  letter-spacing: -.02em;
}

.page-products .p-exit__text {
  margin: 0 0 30px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-dim);
}

.page-products .p-exit__links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ink-200);
  border: 1px solid var(--ink-200);
}

.page-products .p-exit__link {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 56px;
  padding: 14px 16px;
  background: var(--ink-000);
  color: var(--text);
  text-decoration: none;
  transition: background .18s var(--ease), color .18s var(--ease);
}

.page-products .p-exit__link:hover,
.page-products .p-exit__link:focus-visible {
  background: var(--ink-100);
  color: var(--lime);
}

.page-products .p-exit__link-k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-products .p-exit__link-t { font-size: 15px; }

/* ---------- 响应式 ---------- */

@media (max-width: 899px) {
  .page-products .ver-switch__tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border: 1px solid var(--ink-200);
    margin-bottom: 16px;
  }

  .page-products .ver-switch__tab {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 8px;
    font-family: var(--font-mono);
    font-size: 13px;
    letter-spacing: .08em;
    color: var(--text-dim);
    cursor: pointer;
    transition: background .18s var(--ease), color .18s var(--ease);
  }

  .page-products .ver-switch__tab + .ver-switch__tab {
    border-left: 1px solid var(--ink-200);
  }

  .page-products .ver-card { display: none; }

  .page-products .ver-switch__input:nth-of-type(1):checked ~ .ver-switch__tabs label[for="ver-tab-std"],
  .page-products .ver-switch__input:nth-of-type(2):checked ~ .ver-switch__tabs label[for="ver-tab-lite"] {
    background: var(--cobalt);
    color: var(--text);
  }

  .page-products .ver-switch__input:nth-of-type(1):checked ~ .ver-panels .ver-card--std { display: block; }
  .page-products .ver-switch__input:nth-of-type(2):checked ~ .ver-panels .ver-card--lite { display: block; }
}

@media (min-width: 900px) {
  .page-products .ver-switch__tabs { display: none; }

  .page-products .ver-panels {
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border: 1px solid var(--ink-200);
    background: var(--ink-100);
  }

  .page-products .ver-card {
    border: 0;
    background: transparent;
    padding: 28px 26px 30px;
  }

  .page-products .ver-card--std { border-right: 1px solid var(--ink-200); }

  .page-products .p-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: clamp(26px, 4vw, 56px);
  }

  .page-products .p-split--reverse {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .page-products .p-split--reverse .p-shot { position: sticky; top: 84px; }

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

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

  .page-products .gift-head {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 34px;
  }

  .page-products .gift-ring { width: 132px; height: 132px; }
  .page-products .gift-ring__num { font-size: 48px; }
}

@media (min-width: 1180px) {
  .page-products .p-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    gap: 56px;
    align-items: end;
  }

  .page-products .p-hero__aside { grid-template-columns: 1fr; }

  .page-products .p-split { gap: 72px; }

  .page-products .tier-rail { gap: 22px; }
  .page-products .tier-card { flex-basis: 330px; }
  .page-products .tier-card--b { flex-basis: 372px; }
  .page-products .tier-card--c { flex-basis: 396px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .gift-ring { animation: none; }
  .page-products .gift__row,
  .page-products .p-exit__link,
  .page-products .p-link { transition: none; }
}