.page-products {
  --pr-line: rgba(150, 163, 156, .26);
  --pr-pad: clamp(40px, 6vw, 80px);
  --pr-soft: rgba(25, 58, 49, .55);
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

.page-products .shell {
  padding-inline: var(--gutter);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding-top: clamp(14px, 2.5vw, 24px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--fog);
}

.page-products .breadcrumb a {
  color: var(--fog);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-products .breadcrumb a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 首屏 ---------- */
.page-products .pr-hero {
  padding: clamp(18px, 3.5vw, 34px) 0 clamp(34px, 5vw, 64px);
  background:
    radial-gradient(120% 90% at 85% -10%, rgba(200, 255, 61, .1), transparent 58%),
    radial-gradient(90% 70% at 0% 100%, rgba(61, 139, 255, .08), transparent 60%);
}

.page-products .pr-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-products .pr-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7.4vw, 74px);
  line-height: .97;
  letter-spacing: -.015em;
  margin: 14px 0 18px;
  color: var(--paper);
}

.page-products .pr-hero__intro {
  margin: 0 0 24px;
  max-width: 54ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: rgba(242, 236, 221, .88);
}

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

.page-products .pr-index {
  border: 2px solid var(--pr-line);
  background: linear-gradient(155deg, var(--moss), var(--night));
  box-shadow: var(--shadow-hard);
  padding: 18px 16px 20px;
}

.page-products .pr-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lime);
}

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

.page-products .pr-index__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 6px;
  border-bottom: 1px solid var(--pr-line);
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.4;
  transition: background .18s ease, color .18s ease, padding-left .18s ease;
}

.page-products .pr-index__list li:last-child a {
  border-bottom: 0;
}

.page-products .pr-index__list a:hover {
  background: rgba(200, 255, 61, .09);
  color: var(--lime);
  padding-left: 12px;
}

.page-products .pr-index__list .index-num {
  font-family: var(--font-mono);
  color: var(--orange);
  font-size: 13px;
  flex: none;
}

.page-products .pr-hero__media {
  margin: clamp(26px, 4vw, 46px) 0 0;
}

/* ---------- 通用区块 ---------- */
.page-products .pr-section {
  padding: var(--pr-pad) 0;
  border-top: 1px solid var(--pr-line);
}

.page-products .pr-section--alt {
  background: var(--night);
}

.page-products .pr-section--char {
  background: var(--char);
}

.page-products .pr-head {
  display: grid;
  gap: 10px;
  max-width: 760px;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-products .pr-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.6vw, 44px);
  line-height: 1.06;
  letter-spacing: -.01em;
}

.page-products .pr-head__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--fog);
}

.page-products .pr-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 255, 61, .45);
  padding-bottom: 2px;
  transition: color .18s ease, border-color .18s ease;
}

.page-products .pr-link:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 01 目录 ---------- */
.page-products .pr-map {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pr-line);
}

.page-products .pr-map__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 22px 0;
  border-bottom: 1px solid var(--pr-line);
}

.page-products .pr-map__num {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--orange);
  line-height: 1;
}

.page-products .pr-map__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 26px);
  letter-spacing: .01em;
}

.page-products .pr-map__body p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 236, 221, .84);
}

/* ---------- 02 前瞻 ---------- */
.page-products .pr-preview {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
}

.page-products .pr-preview__lead {
  margin: 0 0 16px;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.85;
  color: var(--paper);
  border-left: 3px solid var(--lime);
  padding-left: 16px;
}

.page-products .pr-preview__body p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(242, 236, 221, .84);
}

.page-products .pr-preview__media {
  margin: 24px 0 0;
}

.page-products .pr-version {
  position: relative;
  border: 2px solid var(--pr-line);
  background: var(--char);
  box-shadow: var(--shadow-hard);
  padding: 22px 20px 24px;
  align-self: start;
}

.page-products .pr-bignum {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(72px, 13vw, 120px);
  line-height: .82;
  color: transparent;
  -webkit-text-stroke: 2px var(--orange);
  margin-bottom: 12px;
}

.page-products .pr-version__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--fog);
}

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

.page-products .pr-version__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(242, 236, 221, .86);
}

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

/* ---------- 03 对照板 ---------- */
.page-products .pr-compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 36px);
}

.page-products .pr-compare__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-products .pr-compare h3 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.15;
}

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

.page-products .pr-story li {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(242, 236, 221, .82);
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--pr-line);
}

.page-products .pr-story strong {
  color: var(--paper);
  font-weight: 600;
}

.page-products .pr-compare__media {
  margin: 22px 0 0;
}

.page-products .pr-stat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pr-line);
}

.page-products .pr-stat {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 4px 10px;
  padding: 10px 8px;
  border-bottom: 1px solid var(--pr-line);
  transition: background .16s ease;
}

.page-products .pr-stat:hover {
  background: rgba(61, 139, 255, .14);
}

.page-products .pr-stat__n {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fog);
  text-align: right;
  line-height: 1.9;
}

.page-products .pr-stat:nth-child(-n + 3) .pr-stat__n {
  color: var(--lime);
}

.page-products .pr-stat__name {
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-products .pr-stat__desc {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.7;
  color: var(--fog);
}

.page-products .pr-compare__foot {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--fog);
  font-family: var(--font-mono);
}

/* ---------- 04 赛程 ---------- */
.page-products .pr-schedule {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-products .pr-tl {
  list-style: none;
  margin: 0;
  padding: 0 0 0 28px;
  position: relative;
}

.page-products .pr-tl::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--orange), rgba(255, 107, 44, .12));
}

.page-products .pr-tl__item {
  position: relative;
  margin-bottom: 12px;
}

.page-products .pr-tl__item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 44, .18);
}

.page-products .pr-tl__item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--pr-line);
  background: var(--pr-soft);
  transition: border-color .18s ease, background .18s ease;
}

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

.page-products .pr-tl__item summary:hover {
  border-color: var(--orange);
  background: rgba(255, 107, 44, .1);
}

.page-products .pr-tl__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--lime);
  font-size: 16px;
  line-height: 1;
}

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

.page-products .pr-tl__round {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-products .pr-tl__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--orange);
  border: 1px solid rgba(255, 107, 44, .5);
  padding: 2px 7px;
}

.page-products .pr-tl__body {
  padding: 12px 14px 4px;
  border-left: 2px solid rgba(255, 107, 44, .35);
  margin: 6px 0 0 2px;
}

.page-products .pr-tl__body p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 236, 221, .82);
}

.page-products .pr-schedule__note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--fog);
  border-top: 1px solid var(--pr-line);
  padding-top: 14px;
}

.page-products .pr-schedule__media {
  margin: 0;
}

/* ---------- 05 使用场景 ---------- */
.page-products .pr-use {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pr-line);
}

.page-products .pr-use__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 24px 0;
  border-bottom: 1px solid var(--pr-line);
}

.page-products .pr-use__who {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.6vw, 23px);
  line-height: 1.25;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-products .pr-use__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
  background: var(--lime);
  padding: 2px 7px;
  flex: none;
}

.page-products .pr-use__body p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 236, 221, .84);
}

.page-products .pr-use__link {
  margin: 0;
}

/* ---------- 06 兼容 ---------- */
.page-products .pr-compat {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}

.page-products .pr-compat__lead h2 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.6vw, 44px);
  line-height: 1.06;
}

.page-products .pr-compat__lead p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(242, 236, 221, .84);
}

.page-products .pr-compat__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-products .pr-compat__media {
  margin: 0 0 22px;
}

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

.page-products .pr-steps li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-left: 2px solid var(--blue);
  background: rgba(61, 139, 255, .08);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 236, 221, .86);
}

.page-products .pr-steps__n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--blue);
}

.page-products .pr-compat__contact {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--fog);
}

/* ---------- 07 节奏 ---------- */
.page-products .pr-cadence {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pr-line);
}

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

.page-products .pr-cadence__time {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--lime);
}

.page-products .pr-cadence__row p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 236, 221, .84);
}

.page-products .pr-team {
  margin-top: clamp(26px, 4vw, 44px);
  border-left: 3px solid var(--orange);
  padding-left: 18px;
}

.page-products .pr-team p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(242, 236, 221, .84);
}

.page-products .pr-more {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fog);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .pr-use__item {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }

  .page-products .pr-cadence__row {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-products .pr-stat {
    grid-template-columns: 36px 118px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-products .pr-stat__desc {
    grid-column: 3;
  }
}

@media (min-width: 900px) {
  .page-products .pr-hero__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: clamp(32px, 4vw, 60px);
  }

  .page-products .pr-map__item {
    grid-template-columns: 72px minmax(0, 200px) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-products .pr-preview {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
  }

  .page-products .pr-compare {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 0;
  }

  .page-products .pr-compare__col--story {
    padding-right: clamp(20px, 3vw, 38px);
  }

  .page-products .pr-compare__col--stats {
    border-left: 2px solid var(--blue);
    padding-left: clamp(20px, 3vw, 38px);
  }

  .page-products .pr-schedule {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, .55fr);
  }

  .page-products .pr-compat {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  }
}

@media (max-width: 899px) {
  .page-products .pr-compare__col--stats {
    border-top: 2px solid var(--blue);
    padding-top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-index__list a,
  .page-products .pr-stat,
  .page-products .pr-tl__item summary,
  .page-products .pr-link {
    transition: none;
  }
}
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