.page-products {
  --xp-gap: clamp(1rem, 2.6vw, 2rem);
  --xp-line: rgba(242, 234, 217, .14);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products .mono,
.page-products .term-card__code,
.page-products .timeline__num,
.page-products .relogin__num,
.page-products .next-card__num,
.page-products .section-head__meta,
.page-products .xp-lead__kicker,
.page-products .xp-band figcaption {
  font-family: var(--font-mono);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding-block: 1.2rem .4rem;
}

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--paper-45);
}

.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: .4rem;
  color: var(--gold-45);
}

.page-products .breadcrumb a {
  color: var(--paper-70);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-products .breadcrumb a:hover {
  color: var(--gold);
}

/* ---------- 通用区块头 ---------- */
.page-products .eyebrow {
  margin: 0 0 .8rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--magenta);
}

.page-products .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: .5rem 1.4rem;
  margin-bottom: clamp(1.2rem, 3vw, 2rem);
}

.page-products .section-head h2 {
  margin: 0;
  max-width: 26ch;
  font-size: clamp(1.3rem, 4vw, 2rem);
  line-height: 1.3;
  letter-spacing: .05em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .section-head__meta {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ---------- 媒体框 ---------- */
.page-products .xp-figure {
  margin: 0;
  border: 1px solid var(--xp-line);
  background: var(--card);
  overflow: hidden;
}

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

.page-products .media-frame__caption {
  padding: .6rem .8rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--paper-45);
}

/* ---------- 首屏 ---------- */
.page-products .xp-lead {
  display: grid;
  gap: var(--xp-gap);
  padding-block: clamp(1.2rem, 3vw, 2.2rem) clamp(2.4rem, 5vw, 4rem);
}

.page-products .xp-lead__body { order: 1; }
.page-products .xp-lead__aside { order: 2; }
.page-products .xp-lead__figure { order: 3; }

.page-products .xp-lead__kicker {
  margin: 0 0 .9rem;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-products .xp-lead__stats {
  display: grid;
  gap: .8rem;
  margin: 0;
  padding-left: 1rem;
  border-left: 1px solid var(--gold-30);
}

.page-products .xp-lead__stat dt {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--paper-45);
}

.page-products .xp-lead__stat dd {
  margin: .15rem 0 0;
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-products .xp-lead__title {
  margin: 0 0 1rem;
  font-size: clamp(1.9rem, 7vw, 3.2rem);
  line-height: 1.16;
  letter-spacing: .04em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .xp-lead__title::after {
  content: "";
  display: block;
  width: clamp(64px, 20vw, 140px);
  height: 3px;
  margin-top: 1.1rem;
  background: linear-gradient(90deg, var(--gold), var(--magenta) 68%, transparent);
}

.page-products .xp-lead__lead {
  margin: 0 0 1rem;
  max-width: 46ch;
  font-size: clamp(1rem, 2.4vw, 1.0625rem);
  line-height: 1.85;
  color: var(--paper-86);
}

.page-products .xp-lead__note {
  margin: 0;
  max-width: 52ch;
  padding-left: .9rem;
  border-left: 2px solid var(--blue);
  font-size: .875rem;
  line-height: 1.85;
  color: var(--paper-70);
}

.page-products .xp-lead__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.6rem;
}

/* ---------- 换机时间线 ---------- */
.page-products .xp-line {
  padding-block: clamp(2.4rem, 6vw, 4.4rem);
  border-top: 1px solid var(--gold-16);
  border-bottom: 1px solid var(--gold-16);
  background:
    radial-gradient(120% 80% at 10% 0%, var(--blue-24), transparent 62%),
    linear-gradient(180deg, var(--ink) 0%, var(--deep) 46%, var(--ink) 100%);
}

.page-products .timeline {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .timeline__step {
  padding: 1.5rem 1.3rem 1.3rem;
  background: var(--card);
  border: 1px solid var(--xp-line);
}

.page-products .timeline__step:nth-child(1) { background: var(--deep); }
.page-products .timeline__step:nth-child(2) { background: var(--card); }
.page-products .timeline__step:nth-child(3) { background: linear-gradient(160deg, var(--deep), var(--card)); }
.page-products .timeline__step:nth-child(4) { background: linear-gradient(150deg, var(--blue-24), var(--deep) 72%); }

.page-products .timeline__num {
  display: inline-block;
  margin-bottom: .8rem;
  padding-bottom: .2rem;
  border-bottom: 1px solid var(--gold-45);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-products .timeline__title {
  margin: 0 0 .6rem;
  font-size: 1.0625rem;
  letter-spacing: .06em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .timeline__text {
  margin: 0 0 1rem;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--paper-70);
}

.page-products .timeline__more {
  padding-top: .7rem;
  border-top: 1px dashed var(--gold-30);
}

.page-products .timeline__more summary {
  display: flex;
  justify-content: space-between;
  gap: .6rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--blue-lt);
  transition: color var(--dur) var(--ease);
}

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

.page-products .timeline__more summary::after {
  content: "+";
  color: var(--gold);
}

.page-products .timeline__more[open] summary::after { content: "–"; }

.page-products .timeline__more summary:hover { color: var(--gold); }

.page-products .timeline__more ul {
  margin: .7rem 0 0;
  padding-left: 1.05rem;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--paper-70);
}

.page-products .timeline__more li + li { margin-top: .35rem; }

/* ---------- 三类终端 ---------- */
.page-products .xp-terminal {
  padding-block: clamp(2.6rem, 6vw, 4.6rem);
}

.page-products .term-grid {
  display: grid;
  gap: clamp(1rem, 2.4vw, 1.5rem);
}

.page-products .term-card {
  padding: 1.4rem 1.2rem 1.2rem;
  background: var(--card);
  border: 1px solid var(--xp-line);
  border-top: 2px solid var(--gold-45);
  transition: border-color var(--dur) var(--ease);
}

.page-products .term-card:hover {
  border-color: var(--gold-30);
  border-top-color: var(--gold);
}

.page-products .term-card__code {
  margin: 0 0 .7rem;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-products .term-card__title {
  margin: 0 0 .6rem;
  font-size: 1.125rem;
  letter-spacing: .08em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .term-card__text {
  margin: 0 0 1rem;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--paper-70);
}

.page-products .term-card__list {
  display: grid;
  gap: .45rem;
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
}

.page-products .term-card__list li {
  position: relative;
  padding-left: 1rem;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--paper-70);
}

.page-products .term-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--gold);
}

.page-products .term-card__figure { margin-top: 1rem; }

/* ---------- 重新登录入口 ---------- */
.page-products .xp-relogin {
  padding-block: clamp(2.6rem, 6vw, 4.6rem);
  border-top: 1px solid var(--gold-16);
  background: linear-gradient(168deg, var(--deep) 0%, var(--ink) 60%);
}

.page-products .relogin {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2.4rem);
}

.page-products .relogin__intro h2 {
  margin: 0 0 .9rem;
  font-size: clamp(1.3rem, 4vw, 2rem);
  line-height: 1.3;
  letter-spacing: .05em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .relogin__text {
  margin: 0;
  max-width: 40ch;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--paper-70);
}

.page-products .relogin__steps {
  display: grid;
  gap: .7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .relogin__step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: .2rem .9rem;
  padding: 1.05rem 1.1rem;
  background: var(--paper-10);
  border-left: 2px solid var(--blue);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .relogin__step:hover {
  background: var(--blue-24);
  border-left-color: var(--gold);
}

.page-products .relogin__num {
  grid-row: 1 / span 2;
  font-size: 1.125rem;
  letter-spacing: .04em;
  color: var(--gold);
}

.page-products .relogin__step h3 {
  margin: 0 0 .3rem;
  font-size: 1rem;
  letter-spacing: .04em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .relogin__step p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--paper-70);
}

/* ---------- 兼容场景清单 ---------- */
.page-products .xp-scenes {
  padding-block: clamp(2.6rem, 6vw, 4.6rem);
}

.page-products .xp-scenes__lead {
  max-width: 62ch;
  margin: 0 0 1.6rem;
  font-size: .9375rem;
  line-height: 1.9;
  color: var(--paper-70);
}

.page-products .term-filter { position: relative; }

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

.page-products .term-filter__input:focus-visible ~ .term-filter__bar {
  outline: 2px dashed var(--blue-lt);
  outline-offset: 6px;
}

.page-products .term-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.2rem;
}

.page-products .term-filter__chip {
  cursor: pointer;
  padding: .5rem 1rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--paper-70);
  background: var(--card);
  border: 1px solid var(--xp-line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .term-filter__chip:hover {
  color: var(--gold);
  border-color: var(--gold-30);
}

.page-products #tf-all:checked ~ .term-filter__bar label[for="tf-all"],
.page-products #tf-pc:checked ~ .term-filter__bar label[for="tf-pc"],
.page-products #tf-android:checked ~ .term-filter__bar label[for="tf-android"],
.page-products #tf-ios:checked ~ .term-filter__bar label[for="tf-ios"] {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}

.page-products #tf-pc:checked ~ .scene-wrap .scene:not([data-term~="pc"]),
.page-products #tf-android:checked ~ .scene-wrap .scene:not([data-term~="android"]),
.page-products #tf-ios:checked ~ .scene-wrap .scene:not([data-term~="ios"]) {
  display: none;
}

.page-products .scene-wrap {
  display: grid;
  gap: clamp(1rem, 2.4vw, 1.6rem);
}

.page-products .scene-list {
  display: grid;
  gap: .55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .scene {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .35rem .9rem;
  padding: .95rem 1rem;
  background: var(--card);
  border: 1px solid var(--xp-line);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .scene:hover {
  border-color: var(--gold-30);
  transform: translateX(3px);
}

.page-products .scene__title {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.6;
  letter-spacing: .02em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .scene__tag { align-self: start; }

.page-products .scene__text {
  grid-column: 1 / -1;
  margin: 0;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--paper-70);
}

.page-products .scene-side {
  padding: 1rem;
  border: 1px solid var(--xp-line);
  background: linear-gradient(180deg, var(--blue-24), transparent 68%);
}

.page-products .scene-side__figure { margin-bottom: 1rem; }

.page-products .scene-side h3 {
  margin: 0 0 .5rem;
  font-size: 1rem;
  letter-spacing: .04em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .scene-side p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.85;
  color: var(--paper-70);
}

/* ---------- 纹理分隔带 ---------- */
.page-products .xp-band {
  margin: 0 0 clamp(2rem, 5vw, 3.6rem);
  padding-block: clamp(1.6rem, 4vw, 2.6rem);
  border-top: 1px solid var(--gold-16);
}

.page-products .xp-band img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--gold-16);
}

.page-products .xp-band figcaption {
  margin-top: .7rem;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--paper-45);
}

/* ---------- 下一步 ---------- */
.page-products .xp-next {
  padding-block: 0 clamp(2.6rem, 6vw, 4.6rem);
}

.page-products .next-grid {
  display: grid;
  gap: .8rem;
}

.page-products .next-card {
  display: block;
  padding: 1.25rem 1.15rem 1.15rem;
  text-decoration: none;
  color: var(--paper);
  background: var(--card);
  border: 1px solid var(--xp-line);
  border-bottom: 2px solid var(--gold-45);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

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

.page-products .next-card__num {
  display: block;
  margin-bottom: .7rem;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-products .next-card h3 {
  margin: 0 0 .5rem;
  font-size: 1.0625rem;
  letter-spacing: .04em;
  font-weight: 700;
  color: var(--paper);
}

.page-products .next-card p {
  margin: 0 0 1rem;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--paper-70);
}

.page-products .next-card__go {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--gold-45);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--blue-lt);
  transition: color var(--dur) var(--ease);
}

.page-products .next-card:hover .next-card__go { color: var(--lime); }

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .scene-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .next-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 880px) {
  .page-products .xp-lead {
    grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
    column-gap: clamp(1.6rem, 4vw, 3.4rem);
    align-items: start;
  }

  .page-products .xp-lead__aside {
    order: 1;
    padding-top: .5rem;
  }

  .page-products .xp-lead__body { order: 2; }

  .page-products .xp-lead__figure {
    order: 3;
    grid-column: 1 / -1;
    margin-top: clamp(1rem, 2vw, 1.8rem);
  }

  .page-products .section-head h2 { max-width: 34ch; }
}

@media (min-width: 900px) {
  .page-products .timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
  }

  .page-products .timeline__step {
    padding: 2.3rem 1.8rem 1.7rem;
    clip-path: polygon(0 4%, 100% 0, 100% 100%, 0 100%);
  }

  .page-products .timeline__step:nth-child(even) { margin-top: 28px; }

  .page-products .term-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr) minmax(0, .88fr);
    align-items: start;
  }

  .page-products .term-card:nth-child(2) { margin-top: 34px; }
  .page-products .term-card:nth-child(3) { margin-top: 68px; }

  .page-products .relogin {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-products .relogin__intro {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

@media (min-width: 940px) {
  .page-products .scene-wrap {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .8fr);
    align-items: start;
  }

  .page-products .scene-side {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

@media (min-width: 1040px) {
  .page-products .next-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

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

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