.page-products {
  --plat-pad: clamp(2rem, 5vw, 3.5rem);
  --plat-line: var(--line);
  --plat-body: #C6E0D5;
  background: var(--ink);
  color: var(--text);
  overflow-x: clip;
}

.page-products .shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-products .breadcrumbs {
  padding-block: 1.1rem 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.page-products .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--muted);
}

.page-products .breadcrumbs li + li::before {
  content: "/";
  margin-right: 0.45rem;
  color: var(--grass);
}

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

.page-products .breadcrumbs a:hover,
.page-products .breadcrumbs a:focus-visible {
  color: var(--cyan-soft);
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */
.plat-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.75rem, 5vw, 3rem) 0 clamp(2.75rem, 7vw, 5rem);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(0, 230, 184, 0.16), transparent 62%),
    var(--ink);
  border-bottom: 1px solid var(--plat-line);
}

.plat-hero::before {
  content: "";
  position: absolute;
  inset: auto -12% -34% -12%;
  height: 66%;
  background: linear-gradient(100deg, var(--ink-2), var(--grass));
  transform: skewY(-6deg);
  opacity: 0.92;
}

.plat-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(0deg, rgba(140, 255, 228, 0.05) 0 1px, transparent 1px 34px);
  pointer-events: none;
}

.plat-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

.plat-score {
  display: grid;
  gap: 0.35rem;
  width: 100%;
  max-width: min(22rem, 100%);
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid var(--plat-line);
  background: linear-gradient(155deg, rgba(18, 74, 57, 0.96), rgba(4, 35, 27, 0.96));
  box-shadow: var(--shadow-paper);
  transform: rotate(-1.6deg);
}

.plat-score__tag {
  justify-self: start;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
}

.plat-score__num {
  font-family: var(--font-mono);
  font-size: clamp(3.6rem, 15vw, 7rem);
  line-height: 0.84;
  letter-spacing: -0.05em;
  color: var(--cyan);
  font-weight: 600;
}

.plat-score__unit {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.6vw, 1.25rem);
  line-height: 1.35;
  color: var(--text);
}

.plat-score__meta {
  margin-top: 0.35rem;
  padding-top: 0.55rem;
  border-top: 1px dashed var(--plat-line);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.plat-hero__copy .eyebrow {
  color: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 0;
}

.plat-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.95rem, 6vw, 3.3rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0.55rem 0 0.9rem;
  color: var(--text);
}

.plat-hero .lede {
  max-width: 40rem;
  margin: 0;
  color: var(--plat-body);
  font-size: clamp(0.96rem, 2vw, 1.06rem);
  line-height: 1.8;
}

.plat-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

@media (min-width: 860px) {
  .plat-hero__inner {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: end;
  }
}

/* ---------- 双栏主体 ---------- */
.plat-layout {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  padding-block: clamp(1.75rem, 5vw, 3.25rem) clamp(2.5rem, 6vw, 4rem);
}

.plat-index {
  border: 1px solid var(--plat-line);
  background: var(--ink-2);
  padding: 0.85rem 0.95rem 0.7rem;
}

.plat-index__kicker {
  margin: 0 0 0.6rem;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.plat-index__list {
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
  margin: 0;
  padding: 0 0 0.15rem;
  list-style: none;
  scrollbar-width: thin;
}

.plat-index__list a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  padding: 0.38rem 0.62rem;
  border: 1px solid var(--plat-line);
  color: var(--text);
  font-size: 0.82rem;
  text-decoration: none;
  transition: border-color var(--ease), color var(--ease), background-color var(--ease);
}

.plat-index__list a .mono {
  color: var(--cyan);
  font-size: 0.7rem;
}

.plat-index__list a:hover,
.plat-index__list a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan-soft);
  background: rgba(0, 230, 184, 0.08);
  outline: none;
}

@media (min-width: 900px) {
  .plat-layout {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .plat-index {
    position: sticky;
    top: 1.5rem;
  }

  .plat-index__list {
    display: grid;
    gap: 0.3rem;
    overflow: visible;
    padding: 0;
  }

  .plat-index__list a {
    border-color: transparent;
    border-left: 2px solid var(--plat-line);
    padding: 0.42rem 0.35rem 0.42rem 0.6rem;
  }

  .plat-index__list a:hover,
  .plat-index__list a:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(0, 230, 184, 0.07);
  }
}

/* ---------- 章节 ---------- */
.plat-sec + .plat-sec,
.plat-sec + .plat-steps {
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
}

.plat-sec {
  padding-top: clamp(1.5rem, 3.5vw, 2.25rem);
  border-top: 1px solid var(--plat-line);
}

.plat-sec:first-child {
  padding-top: 0;
  border-top: none;
}

.plat-sec__head {
  display: grid;
  gap: 0.3rem;
}

.plat-sec__head .chapter-no {
  color: var(--cyan);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
}

.plat-sec h2,
.plat-steps h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.4vw, 2.05rem);
  line-height: 1.22;
  letter-spacing: -0.01em;
  margin: 0 0 0.85rem;
  color: var(--text);
}

.page-products .prose {
  margin: 0 0 0.9rem;
  max-width: 46rem;
  color: var(--plat-body);
  font-size: clamp(0.94rem, 1.9vw, 1rem);
  line-height: 1.8;
}

/* ---------- 图片 ---------- */
.plat-fig {
  margin: 1.15rem 0 0;
  border: 1px solid var(--plat-line);
  background: var(--ink-2);
  padding: 0.5rem;
  box-shadow: var(--shadow-paper);
}

.plat-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--grass);
}

.plat-fig .media-caption {
  padding: 0.6rem 0.3rem 0.2rem;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--muted);
}

.plat-fig--phone {
  max-width: 22rem;
}

.plat-fig--wide {
  box-shadow: 6px 6px 0 0 rgba(18, 74, 57, 0.6);
}

/* ---------- 联赛 chips ---------- */
.plat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.plat-chips li {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--plat-line);
  color: var(--muted);
  background: rgba(10, 51, 40, 0.6);
}

/* ---------- 参数 dl ---------- */
.plat-facts {
  display: grid;
  gap: 0.75rem;
  margin: 1.35rem 0 0;
}

.plat-facts > div {
  border-left: 2px solid var(--cyan);
  padding-left: 0.8rem;
}

.plat-facts dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.plat-facts dd {
  margin: 0.2rem 0 0;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text);
}

@media (min-width: 680px) {
  .plat-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }
}

/* ---------- 双栏内容块 ---------- */
.plat-split {
  display: grid;
  gap: 1.25rem;
  margin-top: 0.9rem;
}

.plat-split .plat-fig {
  margin-top: 0;
}

@media (min-width: 760px) {
  .plat-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(1.25rem, 3vw, 2rem);
    align-items: start;
  }

  .plat-split--flip .plat-fig {
    order: 2;
  }
}

/* ---------- 收藏夹三类入口 ---------- */
.plat-entries {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.plat-entries li {
  display: grid;
  gap: 0.25rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--plat-line);
  background: var(--ink-2);
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.plat-entries li:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-lift);
}

.plat-entries .tag {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.plat-entries strong {
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: 0.01em;
  color: var(--text);
}

.plat-entries__note {
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 群组规则 ---------- */
.plat-rules {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.plat-rules li {
  display: flex;
  gap: 0.65rem;
  align-items: baseline;
  padding: 0.55rem 0.75rem;
  border-left: 2px solid var(--grass);
  background: rgba(10, 51, 40, 0.55);
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--plat-body);
}

.plat-rules .mono {
  color: var(--yellow);
  font-size: 0.72rem;
  flex: none;
}

/* ---------- 应用参数条 ---------- */
.plat-spec {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.plat-spec li {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--plat-line);
}

.plat-spec__k {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.plat-spec__v {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text);
}

/* ---------- 四步（纸面章节） ---------- */
.plat-steps {
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
  padding: clamp(1.4rem, 4vw, 2.4rem);
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--grass);
  box-shadow: 8px 8px 0 0 var(--grass);
}

.plat-steps .chapter-no {
  color: var(--grass);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
}

.plat-steps h2 {
  color: var(--ink);
  margin-top: 0.3rem;
}

.plat-steps__lead {
  color: #24503F;
  margin-bottom: 1.1rem;
}

.plat-steps__item {
  border-top: 1px solid rgba(4, 35, 27, 0.16);
}

.plat-steps__item:last-of-type {
  border-bottom: 1px solid rgba(4, 35, 27, 0.16);
}

.plat-steps__item summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.8rem 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.4vw, 1.12rem);
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}

.plat-steps__item summary::-webkit-details-marker {
  display: none;
}

.plat-steps__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--grass);
  transition: transform var(--ease);
}

.plat-steps__item[open] summary::after {
  content: "–";
}

.plat-steps__item summary:focus-visible {
  outline: 2px solid var(--grass);
  outline-offset: 3px;
}

.plat-steps__item summary .mono {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--orange);
  flex: none;
}

.plat-steps__item p {
  margin: 0 0 0.9rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: #24503F;
}

.plat-steps .plat-fig {
  margin-top: 1.2rem;
  border-color: var(--grass);
  background: #E4F3EC;
  box-shadow: 6px 6px 0 0 rgba(18, 74, 57, 0.35);
}

.plat-steps .plat-fig .media-caption {
  color: #3D6A58;
}

/* ---------- 对号入座表格 ---------- */
.plat-table-wrap {
  margin-top: 1rem;
  border: 1px solid var(--plat-line);
  overflow-x: auto;
}

.plat-table {
  width: 100%;
  min-width: 36rem;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.plat-table__cap {
  caption-side: top;
  text-align: left;
  padding: 0.6rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  background: rgba(10, 51, 40, 0.7);
  border-bottom: 1px solid var(--plat-line);
}

.plat-table thead th {
  text-align: left;
  padding: 0.65rem 0.85rem;
  background: var(--grass);
  color: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.plat-table th,
.plat-table td {
  vertical-align: top;
}

.plat-table tbody th,
.plat-table tbody td {
  text-align: left;
  padding: 0.7rem 0.85rem;
  border-bottom: 1px solid var(--plat-line);
  line-height: 1.65;
}

.plat-table tbody th {
  font-family: var(--font-display);
  font-size: 0.98rem;
  color: var(--cyan);
  white-space: nowrap;
}

.plat-table tbody td {
  color: var(--plat-body);
}

@media (min-width: 900px) {
  .plat-table tbody tr {
    transition: background-color var(--ease);
  }

  .plat-table tbody tr:hover {
    background: rgba(18, 74, 57, 0.45);
  }
}

/* ---------- 下一步链接 ---------- */
.plat-next {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.plat-next a {
  display: grid;
  gap: 0.25rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--plat-line);
  background: var(--ink-2);
  color: var(--plat-body);
  font-size: 0.88rem;
  line-height: 1.6;
  text-decoration: none;
  transition: transform var(--ease), border-color var(--ease), color var(--ease);
}

.plat-next a .mono {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.plat-next a:hover,
.plat-next a:focus-visible {
  transform: translateY(-2px);
  border-color: var(--cyan);
  color: var(--text);
  outline: none;
}

.plat-next a:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
}

@media (min-width: 680px) {
  .plat-next {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
</final>
</final>