.page-products {
  --pp-cream-ink: #241A15;
  --pp-line-soft: rgba(203, 213, 208, 0.12);
  --pp-glow: rgba(63, 224, 212, 0.18);
  display: block;
  color: var(--silver);
  padding-bottom: clamp(48px, 8vw, 110px);
}

.page-products .page-shell {
  display: block;
}

.page-products a {
  color: inherit;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  margin: clamp(20px, 4vw, 36px) 0 clamp(18px, 3vw, 28px);
}

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--index);
}

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

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

/* ---------- 首屏 ---------- */
.page-products .biz-hero {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  padding-bottom: clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--pp-line-soft);
}

.page-products .biz-hero__main .index-line {
  color: var(--cyber);
}

.page-products .biz-hero__main h1 {
  margin: 14px 0 18px;
  max-width: 22ch;
}

.page-products .biz-hero__main .lede {
  max-width: 62ch;
  color: var(--silver);
}

.page-products .biz-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: 26px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px dashed var(--pp-line-soft);
}

.page-products .biz-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-products .biz-hero__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3.4vw, 28px);
  font-weight: 500;
  color: var(--cream);
  letter-spacing: 0.01em;
}

.page-products .biz-hero__lab {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--index);
}

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

.page-products .biz-hero__slot {
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border: 1px solid rgba(63, 224, 212, 0.34);
  border-radius: var(--radius);
  background:
    linear-gradient(160deg, rgba(63, 224, 212, 0.10), rgba(11, 31, 23, 0.6) 60%),
    var(--tundra);
  box-shadow: var(--shadow-1);
}

.page-products .biz-hero__slot .slot__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyber);
}

.page-products .biz-hero__slot .slot__label {
  font-size: 20px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: -0.01em;
}

.page-products .biz-hero__slotnote {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--index);
}

.page-products .biz-hero__slotlink {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--cyber);
  color: var(--cyber);
}

.page-products .biz-hero__slotlink:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 通用面板 ---------- */
.page-products .panel {
  position: relative;
  margin-top: clamp(32px, 6vw, 64px);
  padding: clamp(22px, 4vw, 42px);
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius);
  background: var(--tundra);
  box-shadow: var(--shadow-1);
}

.page-products .panel__layer {
  position: absolute;
  top: 14px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--index);
}

/* ---------- 简介 ---------- */
.page-products .biz-intro {
  background:
    linear-gradient(120deg, rgba(31, 122, 85, 0.16), rgba(18, 54, 42, 0.9) 55%),
    var(--tundra);
}

.page-products .biz-intro__side {
  border-left: 2px solid var(--signal);
  padding-left: 18px;
}

.page-products .biz-intro__note {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 频道列表 ---------- */
.page-products .biz-channels {
  margin-top: clamp(36px, 6vw, 70px);
}

.page-products .biz-channels__head {
  max-width: 70ch;
}

.page-products .biz-channels__lede {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--index);
}

.page-products .biz-channels__tools {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 26px;
}

.page-products .biz-channels__tools .btn {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 8px 16px;
}

.page-products .biz-channels .media-frame {
  margin-bottom: 30px;
}

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

.page-products .biz-cat {
  border: 1px solid var(--pp-line-soft);
  border-left: 3px solid var(--signal);
  border-radius: 10px;
  background: rgba(11, 31, 23, 0.55);
  transition: border-color 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-products .biz-cat[open] {
  background: rgba(18, 54, 42, 0.72);
  border-left-color: var(--cyber);
}

.page-products .biz-cat__sum {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "name count"
    "who who";
  gap: 6px 14px;
  align-items: center;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .biz-cat__bar {
  display: none;
}

.page-products .biz-cat__name {
  grid-area: name;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .biz-cat__count {
  grid-area: count;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyber);
}

.page-products .biz-cat__who {
  grid-area: who;
  font-size: 13px;
  line-height: 1.6;
  color: var(--index);
}

.page-products .biz-ch {
  margin: 0;
  padding: 0 18px 18px;
  list-style: none;
  display: grid;
  gap: 10px;
  border-top: 1px dashed var(--pp-line-soft);
  padding-top: 16px;
}

.page-products .biz-ch__item {
  position: relative;
  display: grid;
  gap: 3px;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: rgba(11, 31, 23, 0.5);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .biz-ch__item:hover,
.page-products .biz-ch__item:focus-within {
  border-color: rgba(63, 224, 212, 0.44);
  transform: translateX(3px);
}

.page-products .biz-ch__name {
  font-size: 16px;
  font-weight: 600;
  color: var(--silver);
}

.page-products .biz-ch__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--index);
}

.page-products .biz-ch__tip {
  max-height: 0;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--amber);
  transition: max-height 0.28s var(--ease), opacity 0.28s var(--ease);
  opacity: 0;
}

.page-products .biz-ch__item:hover .biz-ch__tip,
.page-products .biz-ch__item:focus-within .biz-ch__tip {
  max-height: 3em;
  opacity: 1;
}

/* ---------- 视图切换 ---------- */
.page-products .biz-views {
  background:
    linear-gradient(200deg, rgba(63, 224, 212, 0.07), rgba(18, 54, 42, 0.92) 48%),
    var(--tundra);
}

.page-products .biz-views__lede {
  margin: 12px 0 24px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--index);
}

.page-products .biz-tabs__bar {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  margin-bottom: 24px;
  border: 1px solid var(--pp-line-soft);
  border-radius: 999px;
  background: rgba(11, 31, 23, 0.7);
}

.page-products .biz-tabs__btn {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 9px 22px;
  background: transparent;
  color: var(--index);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .biz-tabs__btn[aria-selected="true"] {
  background: var(--cyber);
  color: var(--night);
  font-weight: 700;
}

.page-products .biz-tabs__btn:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .biz-views__h3 {
  margin: 0 0 14px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .biz-views__aside {
  padding-left: 18px;
  border-left: 1px solid var(--pp-line-soft);
}

.page-products .biz-mini {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-products .biz-mini li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--silver);
}

.page-products .biz-mini li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 1px;
  background: var(--signal);
}

/* ---------- 季度归档 ---------- */
.page-products .biz-archive {
  position: relative;
  margin-top: clamp(40px, 7vw, 80px);
  padding: clamp(24px, 4vw, 44px);
  border-radius: var(--radius);
  border: 1px solid var(--pp-line-soft);
  background: linear-gradient(180deg, rgba(11, 31, 23, 0.92), rgba(18, 54, 42, 0.6));
  overflow: hidden;
}

.page-products .biz-archive__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(63, 224, 212, 0.10) 0 1px, transparent 1px 78px);
  opacity: 0.55;
}

.page-products .biz-archive__head,
.page-products .biz-archive__media,
.page-products .biz-timeline,
.page-products .biz-archive__foot {
  position: relative;
}

.page-products .biz-archive__lede {
  margin: 12px 0 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver);
}

.page-products .biz-archive__media {
  margin: 26px 0 30px;
}

.page-products .biz-timeline {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(230px, 1fr);
  gap: 0;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .biz-timeline__item {
  position: relative;
  padding: 22px 20px 26px 0;
  border-top: 2px solid var(--signal);
}

.page-products .biz-timeline__item::before {
  content: "";
  position: absolute;
  top: -7px;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--signal);
}

.page-products .biz-timeline__item--now {
  border-top-color: var(--amber);
}

.page-products .biz-timeline__item--now::before {
  background: var(--amber);
  box-shadow: 0 0 0 5px rgba(255, 138, 61, 0.18);
}

.page-products .biz-timeline__q {
  display: block;
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--cream);
}

.page-products .biz-timeline__count {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyber);
}

.page-products .biz-timeline__item--now .biz-timeline__count {
  color: var(--amber);
}

.page-products .biz-timeline__desc {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--index);
}

.page-products .biz-archive__foot {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--pp-line-soft);
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 快捷入口 ---------- */
.page-products .biz-quick {
  background:
    linear-gradient(140deg, rgba(255, 138, 61, 0.09), rgba(18, 54, 42, 0.92) 46%),
    var(--tundra);
}

.page-products .biz-quick__list {
  margin: 22px 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  border-top: 1px dashed var(--pp-line-soft);
  padding-top: 18px;
}

.page-products .biz-quick__list li {
  display: grid;
  gap: 3px;
}

.page-products .biz-quick__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--index);
}

.page-products .biz-quick__v {
  font-size: 15px;
  line-height: 1.65;
  color: var(--silver);
}

.page-products .biz-quick__fig {
  margin: 0;
  align-self: end;
}

/* ---------- 跨端 ---------- */
.page-products .biz-devices {
  margin-top: clamp(36px, 6vw, 68px);
}

.page-products .biz-devices__fig {
  margin: 0;
  align-self: start;
}

.page-products .biz-devices__text .index-line {
  color: var(--cyber);
}

/* ---------- 接入方式 ---------- */
.page-products .biz-access {
  margin-top: clamp(40px, 7vw, 82px);
}

.page-products .biz-access__lede {
  margin: 12px 0 26px;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--index);
}

.page-products .biz-access__grid {
  display: grid;
  gap: 16px;
}

.page-products .biz-plan {
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius);
  background: rgba(18, 54, 42, 0.7);
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-products .biz-plan:hover {
  border-color: rgba(203, 213, 208, 0.3);
}

.page-products .biz-plan--a {
  border-top: 3px solid var(--signal);
}

.page-products .biz-plan--b {
  border-top: 3px solid var(--cyber);
}

.page-products .biz-plan--c {
  border-top: 3px solid var(--amber);
  background: rgba(11, 31, 23, 0.86);
}

.page-products .biz-plan__tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  padding: 4px 10px;
  border-radius: 999px;
}

.page-products .biz-plan__h {
  margin: 16px 0 10px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .biz-plan__for {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--index);
}

.page-products .biz-plan__more {
  align-self: flex-start;
  margin-top: 18px;
  appearance: none;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 8px 18px;
  background: transparent;
  color: var(--silver);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .biz-plan__more:hover {
  border-color: var(--cyber);
  color: var(--cyber);
}

.page-products .biz-plan__more:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .biz-plan__body {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--pp-line-soft);
}

.page-products .biz-plan__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-products .biz-plan__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

.page-products .biz-plan__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 1px;
  background: var(--cyber);
}

.page-products .biz-plan--c .biz-plan__list li::before {
  background: var(--amber);
}

.page-products .biz-plan__depth {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.03em;
  color: var(--index);
}

/* ---------- 五步流程 ---------- */
.page-products .biz-flow {
  background: var(--tundra);
}

.page-products .biz-steps {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
  counter-reset: pp-step;
}

.page-products .biz-steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--pp-line-soft);
}

.page-products .biz-steps__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .biz-steps__n {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  color: var(--signal);
}

.page-products .biz-steps__h {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
}

.page-products .biz-steps__p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--index);
}

.page-products .biz-flow__fig {
  margin: 0;
  align-self: start;
}

/* ---------- 覆盖情况 ---------- */
.page-products .biz-trust {
  margin-top: clamp(40px, 7vw, 80px);
  padding-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--pp-line-soft);
}

.page-products .biz-trust__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 24px;
  background: var(--pp-line-soft);
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .biz-trust__cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px;
  background: var(--night);
}

.page-products .biz-trust__n {
  font-family: var(--font-mono);
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 500;
  color: var(--cream);
  letter-spacing: 0.01em;
}

.page-products .biz-trust__l {
  font-size: 14px;
  line-height: 1.65;
  color: var(--index);
}

.page-products .biz-trust__foot {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .biz-trust__foot a {
  color: var(--cyber);
  border-bottom: 1px solid rgba(63, 224, 212, 0.4);
}

.page-products .biz-trust__foot a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 媒体框微调 ---------- */
.page-products .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .biz-hero {
    grid-template-columns: minmax(0, 1.55fr) minmax(280px, 1fr);
    align-items: start;
  }

  .page-products .biz-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .biz-cat__sum {
    grid-template-columns: 1fr auto auto;
    grid-template-areas: "name who count";
    gap: 14px;
  }

  .page-products .biz-cat__who {
    text-align: right;
  }

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

  .page-products .biz-access__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .biz-plan--b {
    padding-top: 40px;
  }

  .page-products .biz-plan--c {
    padding-top: 58px;
  }
}

@media (min-width: 1080px) {
  .page-products .biz-hero {
    grid-template-columns: minmax(0, 1.7fr) minmax(320px, 1fr);
  }

  .page-products .biz-ch__item {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "name meta"
      "tip tip";
    align-items: baseline;
    column-gap: 18px;
  }

  .page-products .biz-ch__name {
    grid-area: name;
  }

  .page-products .biz-ch__meta {
    grid-area: meta;
    text-align: right;
  }

  .page-products .biz-ch__tip {
    grid-area: tip;
  }

  .page-products .biz-trust__grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .biz-cat,
  .page-products .biz-ch__item,
  .page-products .biz-ch__tip,
  .page-products .biz-plan,
  .page-products .biz-tabs__btn {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>