.page-products {
  --pp-gap: clamp(26px, 4.4vw, 58px);
  --pp-pad: clamp(18px, 2.6vw, 32px);
  --pp-line: var(--c-line);
  --pp-tr: 180ms var(--ease);
  color: var(--c-body);
  padding-bottom: clamp(56px, 8vw, 112px);
}

/* ---------- 面包屑与首屏 ---------- */

.page-products .breadcrumb {
  padding-top: clamp(16px, 2.4vw, 28px);
}

.page-products .pp-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
  padding-block: clamp(24px, 3.4vw, 44px) clamp(34px, 5vw, 68px);
}

.page-products .pp-hero .display-1 {
  margin: 14px 0 18px;
  color: var(--c-paper);
}

.page-products .pp-hero .lede {
  max-width: 56ch;
}

.page-products .pp-hero__note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-orange);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-cyan);
  max-width: 52ch;
}

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

/* 价格速览板 */
.page-products .pp-board {
  position: relative;
  padding: var(--pp-pad);
  background: var(--c-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-products .pp-board::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-orange), var(--c-cyan));
}

.page-products .pp-board__head {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--c-cyan);
}

.page-products .pp-board__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-board__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-board__list li.is-featured {
  margin-inline: -12px;
  padding-inline: 12px;
  border-bottom-color: var(--c-orange);
  background: linear-gradient(90deg, rgba(255, 122, 51, .16), rgba(255, 122, 51, 0));
}

.page-products .pp-board__k {
  font-size: 15px;
  color: var(--c-paper);
}

.page-products .pp-board__v {
  font-size: 22px;
  color: var(--c-orange);
  white-space: nowrap;
}

.page-products .pp-board__v i {
  margin-left: 4px;
  font-style: normal;
  font-size: 12px;
  color: var(--c-body);
}

.page-products .pp-board__foot {
  margin: 16px 0 0;
  font-size: 13px;
  color: var(--c-body);
}

.page-products .pp-board__dl {
  display: grid;
  gap: 8px;
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--pp-line);
}

.page-products .pp-board__dl > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
}

.page-products .pp-board__dl dt {
  color: var(--c-body);
}

.page-products .pp-board__dl dd {
  margin: 0;
  color: var(--c-paper);
}

/* ---------- 主体两栏 ---------- */

.page-products .pp-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 46px);
  align-items: start;
}

.page-products .pp-index {
  border-top: 1px solid var(--pp-line);
  padding-top: 16px;
}

.page-products .pp-index__title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--c-cyan);
}

.page-products .pp-index__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-index__list li {
  margin: 0;
}

.page-products .index-link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 8px 9px 11px;
  border-left: 2px solid transparent;
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-body);
  text-decoration: none;
  transition: color var(--pp-tr), background var(--pp-tr), border-color var(--pp-tr);
}

.page-products .index-link .index-num {
  font-size: 11px;
  color: var(--c-cyan);
}

.page-products .index-link:hover,
.page-products .index-link:focus-visible,
.page-products .index-link.is-active {
  color: var(--c-paper);
  border-left-color: var(--c-orange);
  background: rgba(255, 122, 51, .09);
}

.page-products .pp-content {
  min-width: 0;
}

.page-products .pp-section {
  padding-block: clamp(32px, 4.6vw, 60px);
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-section:first-child {
  border-top: 0;
  padding-top: 8px;
}

.page-products .pp-section .section__head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-products .pp-section .section-title {
  margin: 8px 0 12px;
  color: var(--c-paper);
}

.page-products .pp-figure {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

/* ---------- 01 三档会员 ---------- */

.page-products .pp-tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .pp-tier {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--pp-pad);
  background: var(--c-panel);
  border-top: 2px solid var(--pp-line);
  transition: transform var(--pp-tr), border-color var(--pp-tr), background var(--pp-tr);
}

.page-products .pp-tier:hover {
  transform: translateY(-2px);
  border-top-color: var(--c-orange);
  background: var(--c-panel-up);
}

.page-products .pp-tier.is-featured {
  border-top-color: var(--c-orange);
  background: linear-gradient(180deg, rgba(255, 122, 51, .13), rgba(255, 122, 51, 0) 62%), var(--c-panel);
}

.page-products .pp-tier__code {
  margin: 0;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  font-size: 13px;
  color: var(--c-ink);
  background: var(--c-cyan);
}

.page-products .pp-tier.is-featured .pp-tier__code {
  background: var(--c-orange);
  color: var(--c-ink);
}

.page-products .pp-tier__name {
  margin: 4px 0 0;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--c-paper);
  letter-spacing: .02em;
}

.page-products .pp-tier__price {
  margin: 0;
  font-size: 1.85rem;
  color: var(--c-orange);
  line-height: 1.1;
}

.page-products .pp-tier__price span {
  margin-left: 6px;
  font-size: 12px;
  color: var(--c-body);
  letter-spacing: .06em;
}

.page-products .pp-tier__list {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
  font-size: 14px;
  line-height: 1.7;
}

.page-products .pp-tier__list li {
  position: relative;
  padding-left: 16px;
}

.page-products .pp-tier__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 1px;
  background: var(--c-cyan);
}

.page-products .pp-tier.is-featured .pp-tier__list li::before {
  background: var(--c-orange);
}

.page-products .pp-tier__fit {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pp-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-orange-soft);
}

/* ---------- 02 价格折算 ---------- */

.page-products .pp-price {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .pp-price__row {
  padding: clamp(15px, 2vw, 22px);
  background: var(--c-panel);
  display: grid;
  gap: 10px;
  transition: background var(--pp-tr);
}

.page-products .pp-price__row:hover {
  background: var(--c-panel-up);
}

.page-products .pp-price__row.is-featured {
  background: linear-gradient(90deg, rgba(255, 122, 51, .14), rgba(255, 122, 51, 0) 70%), var(--c-panel);
}

.page-products .pp-price__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.page-products .pp-price__name {
  font-size: 1rem;
  color: var(--c-paper);
  letter-spacing: .02em;
}

.page-products .pp-price__total {
  font-size: 15px;
  color: var(--c-orange);
}

.page-products .pp-price__meter {
  height: 8px;
  background: rgba(44, 62, 107, .55);
}

.page-products .pp-price__fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--c-violet), var(--c-cyan));
}

.page-products .pp-price__fill--m { width: 70%; }
.page-products .pp-price__fill--q { width: 84%; }
.page-products .pp-price__fill--y { width: 100%; background: linear-gradient(90deg, var(--c-orange-soft), var(--c-orange)); }

.page-products .pp-price__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
}

.page-products .pp-price__unit {
  font-size: 14px;
  color: var(--c-cyan);
}

.page-products .pp-price__note {
  font-size: 13px;
  color: var(--c-body);
}

/* ---------- 03 资料库 ---------- */

.page-products .pp-library {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}

.page-products .pp-library__figure {
  margin: 0;
}

.page-products .pp-stat-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin-bottom: 18px;
}

.page-products .pp-stat {
  padding: 16px 14px;
  background: var(--c-panel);
  display: grid;
  gap: 4px;
}

.page-products .pp-stat__n {
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  color: var(--c-paper);
  line-height: 1.1;
  letter-spacing: .01em;
}

.page-products .pp-stat:nth-child(2) .pp-stat__n,
.page-products .pp-stat:nth-child(3) .pp-stat__n {
  color: var(--c-cyan);
}

.page-products .pp-stat__l {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-body);
}

.page-products .pp-library__points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .pp-library__points li {
  padding-left: 14px;
  border-left: 1px solid var(--pp-line);
  font-size: 14px;
  line-height: 1.8;
}

.page-products .pp-library__points strong {
  display: block;
  margin-bottom: 3px;
  color: var(--c-paper);
  font-weight: 600;
}

/* ---------- 04 下载计费刻度 ---------- */

.page-products .pp-scale {
  margin: 0 0 clamp(24px, 3.4vw, 38px);
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-products .pp-scale__row {
  display: grid;
  gap: 8px;
}

.page-products .pp-scale__label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.page-products .pp-scale__name {
  font-size: 15px;
  color: var(--c-paper);
}

.page-products .pp-scale__price {
  font-size: 15px;
  color: var(--c-orange);
}

.page-products .pp-scale__bar {
  height: 10px;
  background: rgba(44, 62, 107, .5);
}

.page-products .pp-scale__bar span {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--c-orange);
}

.page-products .pp-scale__row--b .pp-scale__bar span {
  width: 75%;
  background: var(--c-orange-soft);
}

.page-products .pp-scale__row--c .pp-scale__bar span {
  width: 60%;
  background: var(--c-cyan);
}

.page-products .pp-scale__fit {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-body);
}

/* ---------- 05 客户端节奏 ---------- */

.page-products .pp-rhythm {
  padding: clamp(18px, 2.6vw, 28px);
  background: var(--c-panel);
  border-left: 3px solid var(--c-cyan);
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .pp-rhythm__head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.page-products .pp-rhythm__meta {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-body);
}

.page-products .pp-rhythm__track {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-rhythm__track li {
  height: 26px;
  background: rgba(47, 214, 196, .22);
  border-top: 2px solid var(--c-cyan);
}

.page-products .pp-rhythm__track li:nth-child(6n) {
  height: 40px;
  background: rgba(255, 122, 51, .28);
  border-top-color: var(--c-orange);
}

.page-products .pp-rhythm__axis {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-body);
}

.page-products .pp-client {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 30px);
}

.page-products .pp-client__figure {
  margin: 0;
}

.page-products .pp-client__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .pp-client__list li {
  font-size: 14px;
  line-height: 1.8;
  padding-left: 14px;
  border-left: 1px solid var(--pp-line);
}

.page-products .pp-client__list strong {
  color: var(--c-paper);
  font-weight: 600;
}

/* ---------- 06 流程 ---------- */

.page-products .pp-flow {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
  counter-reset: none;
}

.page-products .pp-flow__step {
  position: relative;
  padding: clamp(16px, 2.2vw, 24px) clamp(16px, 2.2vw, 24px) clamp(16px, 2.2vw, 24px) clamp(58px, 7vw, 84px);
  background: var(--c-panel);
  transition: background var(--pp-tr);
}

.page-products .pp-flow__step:hover {
  background: var(--c-panel-up);
}

.page-products .pp-flow__step::before {
  content: "";
  position: absolute;
  left: clamp(34px, 4.4vw, 52px);
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--pp-line);
}

.page-products .pp-flow__step::after {
  content: "";
  position: absolute;
  left: clamp(34px, 4.4vw, 52px);
  bottom: -1px;
  width: 16px;
  height: 1px;
  background: var(--c-orange);
  transform: rotate(-38deg);
  transform-origin: left center;
}

.page-products .pp-flow__num {
  position: absolute;
  left: clamp(14px, 2vw, 22px);
  top: clamp(16px, 2.2vw, 24px);
  font-size: 18px;
  color: var(--c-orange);
  letter-spacing: .04em;
}

.page-products .pp-flow__title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-paper);
  letter-spacing: .01em;
}

.page-products .pp-flow__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  max-width: 62ch;
}

/* ---------- 07 服务口径 ---------- */

.page-products .pp-service {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
}

.page-products .pp-service__lead .section-title {
  margin: 8px 0 12px;
  color: var(--c-paper);
}

.page-products .pp-service__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .pp-service__list li {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: var(--c-panel);
  font-size: 14px;
  line-height: 1.75;
}

.page-products .pp-service__no {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-size: 12px;
  color: var(--c-ink);
  background: var(--c-cyan);
}

.page-products .pp-service__list strong {
  display: block;
  margin-bottom: 4px;
  color: var(--c-paper);
  font-weight: 600;
}

.page-products .pp-service__list p {
  margin: 0;
}

/* ---------- 08 机构合作 ---------- */

.page-products .pp-institution {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}

.page-products .pp-institution__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-products .pp-institution__list li {
  padding: 15px 16px;
  background: var(--c-panel);
  border-left: 2px solid var(--c-orange);
  font-size: 14px;
  line-height: 1.8;
}

.page-products .pp-institution__list strong {
  display: block;
  margin-bottom: 4px;
  color: var(--c-paper);
  font-weight: 600;
}

.page-products .pp-institution__figure {
  margin: 0;
}

.page-products .pp-next {
  margin-top: clamp(24px, 3.4vw, 40px);
  padding: clamp(18px, 2.6vw, 28px);
  background: var(--c-paper);
  color: var(--c-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-products .pp-next__text {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-ink);
  max-width: 62ch;
}

.page-products .pp-next__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-products .pp-next .tool-link {
  font-size: 14px;
  color: var(--c-ink);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 平板 ---------- */

@media (min-width: 700px) {
  .page-products .pp-tiers {
    grid-template-columns: 3fr 3.4fr 4.2fr;
    align-items: stretch;
  }

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

  .page-products .pp-library {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-products .pp-client {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-products .pp-service {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-products .pp-institution {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-products .pp-institution__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */

@media (min-width: 1024px) {
  .page-products .pp-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-products .pp-body {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
  }

  .page-products .pp-index {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-products .pp-index__list {
    grid-template-columns: 1fr;
  }

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

@media (min-width: 1180px) {
  .page-products .pp-client__list {
    gap: 18px;
  }
}

/* ---------- 动效偏好 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-tier,
  .page-products .pp-price__row,
  .page-products .pp-flow__step,
  .page-products .index-link {
    transition: none;
  }

  .page-products .pp-tier:hover {
    transform: none;
  }
}