.page-products {
  --ex-gap: clamp(56px, 8vw, 96px);
  --ex-line: rgba(15, 124, 108, 0.22);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-products .ex-crumb {
  padding-top: 28px;
}

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4em;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: rgba(18, 24, 28, 0.55);
}

.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.4em;
  color: var(--grass);
}

.page-products .breadcrumb a {
  color: var(--grass-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease);
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  border-bottom-color: var(--arena);
}

/* ---------- 首屏 ---------- */

.page-products .ex-hero {
  padding: clamp(28px, 4vw, 48px) 0 clamp(40px, 6vw, 72px);
}

.page-products .ex-hero__inner {
  display: grid;
  gap: 32px;
}

.page-products .ex-hero__title {
  margin: 14px 0 0;
  color: var(--ink);
}

.page-products .ex-hero__title-line {
  display: block;
  padding-left: clamp(16px, 5vw, 64px);
  color: var(--grass-deep);
}

.page-products .ex-hero__lede {
  max-width: 34em;
  margin-top: 20px;
  font-size: 17px;
  line-height: 1.75;
  color: rgba(18, 24, 28, 0.78);
}

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

.page-products .ex-hero__panel {
  position: relative;
  overflow: hidden;
  padding: 26px 24px 24px;
  border-radius: var(--radius-lg);
  background: var(--midnight);
  color: var(--paper);
}

.page-products .ex-hero__panel::before {
  content: "";
  position: absolute;
  top: -52px;
  right: -46px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: var(--grass);
  opacity: 0.32;
}

.page-products .ex-hero__panel-title {
  position: relative;
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--arena-soft);
}

.page-products .ex-hero__panel-list {
  position: relative;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ex-hero__panel-list li {
  display: grid;
  gap: 3px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(246, 241, 231, 0.14);
  font-size: 14px;
  line-height: 1.6;
}

.page-products .ex-hero__panel-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .ex-hero__num {
  font-size: 15px;
  color: var(--arena-soft);
}

.page-products .ex-hero__panel-foot {
  position: relative;
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(246, 241, 231, 0.62);
}

/* ---------- 章节骨架 ---------- */

.page-products .ex-section {
  padding: var(--ex-gap) 0;
}

.page-products .ex-section + .ex-section {
  border-top: 1px solid var(--ex-line);
}

.page-products .ex-head {
  max-width: 44em;
  margin-bottom: clamp(30px, 4vw, 46px);
}

.page-products .ex-head .heading {
  margin: 12px 0 0;
  color: var(--ink);
}

.page-products .ex-head__lede {
  margin-top: 16px;
  color: rgba(18, 24, 28, 0.72);
  font-size: 16px;
  line-height: 1.75;
}

/* ---------- 订阅研究板 ---------- */

.page-products .ex-board {
  display: grid;
  gap: 32px;
}

.page-products .ex-board__tag {
  margin: 26px 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--grass);
}

.page-products .ex-board__tag:first-child {
  margin-top: 0;
}

.page-products .ex-board__col .prose {
  max-width: 36em;
  color: rgba(18, 24, 28, 0.8);
}

.page-products .ex-board__links {
  display: grid;
  gap: 10px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .ex-board__media {
  margin: 0;
}

.page-products .media-frame > img,
.page-products .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.page-products .media-frame__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(18, 24, 28, 0.6);
}

/* ---------- 多端体验（深夜底） ---------- */

.page-products .ex-section--night {
  background: var(--midnight);
  color: var(--paper);
  border-top: 0;
}

.page-products .ex-section--night .heading {
  color: var(--paper);
}

.page-products .ex-section--night .ex-head__lede {
  color: rgba(246, 241, 231, 0.74);
}

.page-products .ex-section--night .kicker {
  color: var(--arena-soft);
}

.page-products .ex-section--night .media-frame__caption {
  color: rgba(246, 241, 231, 0.6);
}

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

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

.page-products .ex-switch__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.page-products .ex-switch__tab {
  padding: 10px 20px;
  border: 1px solid rgba(246, 241, 231, 0.28);
  border-radius: var(--radius-pill);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: rgba(246, 241, 231, 0.7);
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-radius 180ms var(--ease);
}

.page-products .ex-switch__tab:hover {
  border-radius: var(--radius-md);
  color: var(--paper);
}

.page-products #ex-view-land:checked ~ .ex-switch__tabs label[for="ex-view-land"],
.page-products #ex-view-port:checked ~ .ex-switch__tabs label[for="ex-view-port"] {
  background: var(--arena);
  border-color: var(--arena);
  color: #fff;
}

.page-products .ex-switch__input:focus-visible ~ .ex-switch__tabs label[for="ex-view-land"],
.page-products .ex-switch__input:focus-visible ~ .ex-switch__tabs label[for="ex-view-port"] {
  outline: 2px solid var(--arena-soft);
  outline-offset: 3px;
}

.page-products .ex-frame {
  display: none;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: var(--indigo);
  border: 1px solid rgba(246, 241, 231, 0.12);
}

.page-products #ex-view-land:checked ~ .ex-frame--land {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-products #ex-view-port:checked ~ .ex-frame--port {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-products .ex-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 11px 12px;
  border-radius: var(--radius-md);
  background: rgba(246, 241, 231, 0.06);
  font-size: 12px;
  line-height: 1.4;
}

.page-products .ex-row__time {
  color: var(--arena-soft);
  font-size: 12px;
}

.page-products .ex-row__name {
  color: rgba(246, 241, 231, 0.86);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-products .ex-row__code {
  color: rgba(246, 241, 231, 0.5);
  font-size: 11px;
}

.page-products .ex-devices__media {
  margin: 34px 0 0;
  transform: rotate(-1.4deg);
  transition: transform 220ms var(--ease);
}

.page-products .ex-devices__media:hover {
  transform: rotate(0.6deg);
}

/* ---------- 三步排查 ---------- */

.page-products .ex-section--check {
  position: relative;
  overflow: hidden;
  background: var(--paper-deep);
}

.page-products .ex-check__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.12;
  filter: grayscale(1);
  pointer-events: none;
}

.page-products .ex-section--check .container {
  position: relative;
  z-index: 1;
}

.page-products .ex-steps {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ex-step details {
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(15, 124, 108, 0.16);
  overflow: hidden;
  transition: border-color 180ms var(--ease);
}

.page-products .ex-step details:hover {
  border-color: var(--grass);
}

.page-products .ex-step summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-products .ex-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--grass);
}

.page-products .ex-step details[open] summary::after {
  content: "–";
  color: var(--arena);
}

.page-products .ex-step__num {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--grass);
  color: var(--paper);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.page-products .ex-step__body {
  padding: 0 20px 20px;
  border-top: 1px solid rgba(15, 124, 108, 0.14);
}

.page-products .ex-step__body p {
  max-width: 40em;
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(18, 24, 28, 0.75);
}

.page-products .ex-step__arrow {
  display: flex;
  justify-content: center;
  padding: 2px 0;
  color: var(--grass);
}

.page-products .ex-step:last-child .ex-step__arrow {
  display: none;
}

.page-products .ex-check__more {
  max-width: 40em;
  margin: 30px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(18, 24, 28, 0.72);
}

/* ---------- 提醒与回看 ---------- */

.page-products .ex-remind {
  display: grid;
  gap: 34px;
}

.page-products .ex-remind__media {
  margin: 0;
  align-self: start;
}

.page-products .ex-remind__body .heading {
  margin: 12px 0 0;
}

.page-products .ex-timeline {
  display: grid;
  gap: 0;
  margin: 26px 0 0;
  padding: 0 0 0 22px;
  list-style: none;
  border-left: 2px solid var(--ex-line);
}

.page-products .ex-timeline__item {
  position: relative;
  padding: 0 0 24px 0;
}

.page-products .ex-timeline__item:last-child {
  padding-bottom: 0;
}

.page-products .ex-timeline__item::before {
  content: "";
  position: absolute;
  top: 5px;
  left: -28px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--arena);
  box-shadow: 0 0 0 4px var(--paper);
}

.page-products .ex-timeline__mark {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(15, 124, 108, 0.12);
  color: var(--grass-deep);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-products .ex-timeline__item p {
  margin: 10px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(18, 24, 28, 0.74);
}

.page-products .ex-remind__after {
  max-width: 34em;
  margin-top: 28px;
  color: rgba(18, 24, 28, 0.8);
}

.page-products .ex-remind__wide {
  margin: 44px 0 0;
}

/* ---------- 跟赛流程 ---------- */

.page-products .ex-section--flow {
  background: linear-gradient(180deg, var(--paper) 0%, rgba(228, 222, 210, 0.55) 100%);
}

.page-products .ex-flow {
  display: grid;
  gap: 26px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ex-flow__item {
  position: relative;
  padding: 22px 20px 20px;
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: 0 1px 0 var(--ex-line), 0 18px 36px -30px rgba(12, 27, 42, 0.7);
}

.page-products .ex-flow__idx {
  display: block;
  font-size: 26px;
  line-height: 1;
  color: var(--grass);
}

.page-products .ex-flow__item .subhead {
  margin: 12px 0 8px;
  color: var(--ink);
}

.page-products .ex-flow__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(18, 24, 28, 0.74);
}

/* ---------- 服务方案 ---------- */

.page-products .ex-plans {
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ex-plan {
  padding: 24px 22px 26px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(15, 124, 108, 0.14);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .ex-plan:hover {
  border-color: var(--arena);
  transform: translateY(-3px);
}

.page-products .ex-plan__bar {
  display: block;
  height: 6px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.page-products .ex-plan--a .ex-plan__bar {
  background: linear-gradient(90deg, var(--grass), var(--grass-deep));
}

.page-products .ex-plan--b .ex-plan__bar {
  background: linear-gradient(90deg, var(--grass-deep), var(--indigo));
}

.page-products .ex-plan--c .ex-plan__bar {
  background: linear-gradient(90deg, var(--indigo), var(--midnight));
}

.page-products .ex-plan__lvl {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--arena);
}

.page-products .ex-plan .subhead {
  margin: 10px 0 10px;
  color: var(--ink);
}

.page-products .ex-plan > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(18, 24, 28, 0.74);
}

.page-products .ex-plan__list {
  display: grid;
  gap: 9px;
  margin: 18px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--ex-line);
}

.page-products .ex-plan__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(18, 24, 28, 0.72);
}

.page-products .ex-plan__list li::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 8px;
  height: 2px;
  background: var(--grass);
}

/* ---------- 结尾 ---------- */

.page-products .ex-cta {
  margin-top: var(--ex-gap);
  padding: clamp(44px, 6vw, 76px) 0;
  background: var(--midnight);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}

.page-products .ex-cta::before {
  content: "";
  position: absolute;
  top: -70px;
  left: -60px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: var(--grass);
  opacity: 0.22;
}

.page-products .ex-cta__inner {
  position: relative;
  max-width: 42em;
}

.page-products .ex-cta .heading {
  margin: 0;
  color: var(--paper);
}

.page-products .ex-cta__prose {
  margin-top: 16px;
  color: rgba(246, 241, 231, 0.76);
}

.page-products .ex-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products #ex-view-land:checked ~ .ex-frame--land {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .ex-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

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

@media (min-width: 960px) {
  .page-products .ex-hero__inner {
    grid-template-columns: 62fr 38fr;
    align-items: start;
    gap: clamp(32px, 5vw, 64px);
  }

  .page-products .ex-hero__panel {
    padding: 30px 28px 28px;
  }

  .page-products .ex-board {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }

  .page-products .ex-board__media {
    margin-top: 6px;
  }

  .page-products .ex-remind {
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: clamp(32px, 5vw, 64px);
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .ex-plan,
  .page-products .ex-devices__media,
  .page-products .ex-switch__tab {
    transition: none;
    transform: none;
  }
}
<<<END>>>