.page-products {
  --pp-rail-w: 300px;
  --pp-gap: clamp(20px, 3vw, 44px);
  --pp-rise: clamp(40px, 6vw, 88px);
  background: var(--paper-000);
  color: var(--ink-900);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-products .pp-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: clamp(14px, 2.2vw, 26px) 0 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--ink-600);
}

.page-products .pp-crumbs a {
  color: var(--eblue-600);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease);
}

.page-products .pp-crumbs a:hover,
.page-products .pp-crumbs a:focus-visible {
  border-bottom-color: currentColor;
}

.page-products .pp-crumbs [aria-current="page"] {
  color: var(--ink-900);
}

.page-products .pp-crumbs .breadcrumbs__sep {
  color: var(--line);
}

/* ---------- 刊头 ---------- */

.page-products .pp-head {
  position: relative;
  padding: clamp(26px, 4.4vw, 60px) 0 clamp(24px, 3.6vw, 48px);
}

.page-products .pp-head::after {
  content: "";
  position: absolute;
  top: 6px;
  right: calc(-1 * var(--gutter) * .4);
  width: clamp(110px, 22vw, 260px);
  height: clamp(70px, 12vw, 150px);
  background: linear-gradient(150deg, var(--pitch-600), var(--eblue-600) 72%, var(--volt-500));
  clip-path: polygon(20% 0, 100% 0, 100% 74%, 80% 100%, 0 100%, 0 24%);
  opacity: .14;
  pointer-events: none;
  z-index: 0;
}

.page-products .pp-head__kicker {
  position: relative;
  z-index: 1;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--pitch-600);
}

.page-products .pp-head__title {
  position: relative;
  z-index: 1;
  margin: 0 0 16px;
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 5.6vw, 3.9rem);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.015em;
  color: var(--ink-900);
}

.page-products .pp-head__lead {
  position: relative;
  z-index: 1;
  margin: 0;
  max-width: 62ch;
  font-size: clamp(.98rem, 1.4vw, 1.08rem);
  line-height: 1.78;
  color: var(--ink-600);
}

.page-products .pp-head__facts {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-head__fact {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .05em;
  color: var(--ink-600);
}

/* ---------- 分屏骨架 ---------- */

.page-products .pp-board {
  padding-top: clamp(12px, 2.4vw, 28px);
}

.page-products .pp-board__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
}

.page-products .pp-rail {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-products .pp-rail__media {
  margin: 0;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .pp-rail__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

.page-products .pp-rail__nav {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 16px 16px 18px;
  background: var(--paper-100);
}

.page-products .pp-rail__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-600);
}

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

.page-products .pp-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px;
  border-radius: var(--r-sm);
  color: var(--ink-900);
  text-decoration: none;
  font-size: .92rem;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 160ms var(--ease), color 160ms var(--ease);
}

.page-products .pp-rail__list li:last-child a {
  border-bottom: 0;
}

.page-products .pp-rail__list a:hover,
.page-products .pp-rail__list a:focus-visible {
  background: var(--eblue-100);
  color: var(--eblue-600);
}

.page-products .pp-rail__num {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--pitch-600);
}

.page-products .pp-rail__note {
  padding: 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--volt-500);
  border-radius: var(--r-sm);
  background: var(--chalk);
  box-shadow: var(--shadow-1);
}

.page-products .pp-rail__note-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-600);
}

.page-products .pp-rail__note-price {
  margin: 0 0 10px;
}

.page-products .pp-rail__note-text {
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--ink-600);
}

.page-products .pp-rail__price .price__num {
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 4vw, 2.2rem);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--volt-500);
}

.page-products .pp-rail__price .price__unit {
  margin-left: 6px;
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--ink-600);
}

/* ---------- 章节外壳 ---------- */

.page-products .section__num {
  display: inline-block;
  margin: 0 0 10px;
  padding-bottom: 4px;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .2em;
  color: var(--pitch-600);
  border-bottom: 2px solid var(--pitch-300);
}

.page-products .section__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.page-products .section__lead {
  margin: 0;
  max-width: 64ch;
  font-size: clamp(.95rem, 1.3vw, 1.02rem);
  line-height: 1.78;
  color: var(--ink-600);
}

.page-products .pp-board__head,
.page-products .pp-plans__head,
.page-products .pp-fee__head,
.page-products .pp-versions__head,
.page-products .pp-filter__head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

/* ---------- 价格表 ---------- */

.page-products .pp-table__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.page-products .pp-table__time {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--ink-600);
}

.page-products .pp-table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--chalk);
  box-shadow: var(--shadow-1);
  overflow-x: auto;
}

.page-products .pp-ledger {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
}

.page-products .pp-ledger__caption {
  caption-side: top;
  padding: 14px 16px 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .07em;
  color: var(--ink-600);
}

.page-products .pp-ledger th,
.page-products .pp-ledger td {
  padding: 13px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  font-size: .92rem;
}

.page-products .pp-ledger thead th {
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--ink-600);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pp-ledger tbody tr:nth-child(odd) {
  background: var(--paper-100);
}

.page-products .pp-ledger tbody tr:hover {
  background: var(--eblue-100);
}

.page-products .pp-ledger tbody th {
  font-weight: 600;
  white-space: nowrap;
}

.page-products .pp-ledger .num-cell {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
  color: var(--ink-900);
}

.page-products .pp-ledger tbody tr:last-child th,
.page-products .pp-ledger tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 图表 ---------- */

.page-products .pp-chart {
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: clamp(16px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--paper-100);
}

.page-products .pp-chart__cap {
  display: block;
  margin-bottom: 14px;
}

.page-products .pp-chart__title {
  display: block;
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--ink-900);
}

.page-products .pp-chart__note {
  display: block;
  margin-top: 6px;
  font-size: .84rem;
  line-height: 1.6;
  color: var(--ink-600);
}

.page-products .pp-chart__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pp-chart__axis line {
  stroke: var(--line-soft);
  stroke-width: 1;
}

.page-products .pp-chart__labels text {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--ink-600);
}

.page-products .pp-chart__rows text {
  font-family: var(--font-sans);
  font-size: 13px;
  fill: var(--ink-900);
}

.page-products .pp-chart__rows rect {
  fill: var(--pitch-600);
}

.page-products .pp-chart__rows rect:nth-of-type(even) {
  fill: var(--eblue-600);
}

/* ---------- 套餐卡 ---------- */

.page-products .pp-plans {
  padding-top: var(--pp-rise);
}

.page-products .pp-plans__grid {
  align-items: start;
}

.page-products .pp-plan {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line);
  background: var(--chalk);
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), border-color 220ms var(--ease);
}

.page-products .pp-plan:hover,
.page-products .pp-plan:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}

.page-products .pp-plan--focus {
  border-color: var(--pitch-600);
  box-shadow: var(--shadow-1);
}

.page-products .pp-plan .card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink-900);
}

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

.page-products .pp-plan__price .price__num {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4.4vw, 2.3rem);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--volt-500);
}

.page-products .pp-plan__price .price__unit {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--ink-600);
}

.page-products .pp-plan .card__text {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--ink-600);
}

.page-products .pp-plan__list {
  margin: 0;
  padding: 14px 0 0;
  list-style: none;
  display: grid;
  gap: 9px;
  border-top: 1px solid var(--line-soft);
  font-size: .88rem;
  line-height: 1.6;
  color: var(--ink-900);
}

.page-products .pp-plan__key {
  display: inline-block;
  min-width: 5.4em;
  margin-right: 6px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--pitch-600);
}

.page-products .pp-plan .card__foot {
  margin: auto 0 0;
  padding-top: 14px;
  font-size: .82rem;
  line-height: 1.65;
  color: var(--ink-600);
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-plans__banner {
  position: relative;
  margin: clamp(30px, 4.4vw, 52px) 0 0;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .pp-plans__banner img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-products .pp-plans__banner-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px clamp(16px, 2.4vw, 26px) clamp(14px, 2vw, 20px);
  background: linear-gradient(to top, rgba(15, 31, 27, .88), rgba(15, 31, 27, 0));
  color: var(--chalk);
  font-size: .88rem;
  line-height: 1.6;
}

/* ---------- 费用构成 ---------- */

.page-products .pp-fee {
  padding-top: var(--pp-rise);
}

.page-products .pp-fee__split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
}

.page-products .pp-fee__media {
  margin: 0;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .pp-fee__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-products .pp-fee__media .media__caption {
  padding: 12px 14px;
  font-size: .8rem;
  line-height: 1.6;
  color: var(--ink-600);
  background: var(--paper-100);
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-stack {
  display: flex;
  width: 100%;
  height: 46px;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .pp-stack__seg {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
  color: var(--chalk);
  white-space: nowrap;
}

.page-products .pp-stack__seg--a {
  flex: 7;
  background: var(--pitch-600);
}

.page-products .pp-stack__seg--b {
  flex: 1.4;
  background: var(--eblue-600);
}

.page-products .pp-stack__seg--c {
  flex: 1.6;
  background: var(--volt-500);
}

.page-products .pp-stack__legend {
  display: grid;
  gap: 10px;
  margin: 16px 0 clamp(22px, 3vw, 32px);
  padding: 0;
  list-style: none;
  font-size: .88rem;
  line-height: 1.66;
  color: var(--ink-600);
}

.page-products .pp-stack__legend li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.page-products .pp-stack__dot {
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: 6px;
  border-radius: 50%;
}

.page-products .pp-stack__dot--a { background: var(--pitch-600); }
.page-products .pp-stack__dot--b { background: var(--eblue-600); }
.page-products .pp-stack__dot--c { background: var(--volt-500); }

/* ---------- 手风琴 ---------- */

.page-products .pp-fee__items,
.page-products .pp-ask__list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-products .disclosure {
  border-bottom: 1px solid var(--line);
}

.page-products .disclosure__trigger {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px 4px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--ink-900);
  font-family: inherit;
  font-size: clamp(.95rem, 1.4vw, 1.02rem);
  font-weight: 600;
  transition: color 160ms var(--ease);
}

.page-products .disclosure__trigger:hover,
.page-products .disclosure__trigger:focus-visible {
  color: var(--eblue-600);
}

.page-products .disclosure__trigger:focus-visible {
  outline: 2px solid var(--eblue-600);
  outline-offset: 2px;
}

.page-products .disclosure__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--pitch-600);
}

.page-products .pp-fee__item-name {
  flex: 1 1 auto;
}

.page-products .disclosure__icon {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: .9rem;
  line-height: 1;
  color: var(--ink-600);
  transition: transform 220ms var(--ease), background-color 220ms var(--ease), color 220ms var(--ease);
}

.page-products .disclosure__trigger[aria-expanded="true"] .disclosure__icon {
  transform: rotate(45deg);
  background: var(--pitch-600);
  border-color: var(--pitch-600);
  color: var(--chalk);
}

.page-products .disclosure__panel {
  overflow: hidden;
}

.page-products .disclosure__panel[hidden] {
  display: none;
}

.page-products .disclosure__inner {
  padding: 0 4px 18px 40px;
}

.page-products .disclosure__body p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.78;
  color: var(--ink-600);
}

/* ---------- 版本对照 ---------- */

.page-products .pp-versions {
  padding-top: var(--pp-rise);
}

.page-products .pp-versions__shots {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 24px);
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .pp-shot {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--chalk);
  box-shadow: var(--shadow-1);
}

.page-products .pp-shot img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .pp-shot--wide img {
  aspect-ratio: 3 / 2;
}

.page-products .pp-shot--tall img {
  aspect-ratio: 4 / 5;
}

.page-products .pp-shot figcaption {
  padding: 12px 14px;
  font-size: .8rem;
  line-height: 1.6;
  color: var(--ink-600);
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-versions__table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--chalk);
  box-shadow: var(--shadow-1);
  overflow-x: auto;
}

.page-products .pp-versions__table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
}

.page-products .pp-versions__table th,
.page-products .pp-versions__table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  font-size: .9rem;
  line-height: 1.66;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-versions__table thead th {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--ink-600);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pp-versions__table tbody th {
  font-weight: 600;
  white-space: nowrap;
  color: var(--ink-900);
}

.page-products .pp-versions__table tbody td {
  color: var(--ink-600);
}

.page-products .pp-versions__table tbody tr:nth-child(odd) {
  background: var(--paper-100);
}

.page-products .pp-versions__table tbody tr:last-child th,
.page-products .pp-versions__table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pp-versions__note {
  margin: 18px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--pitch-300);
  font-size: .88rem;
  line-height: 1.75;
  color: var(--ink-600);
}

/* ---------- 筛选与关注 ---------- */

.page-products .pp-filter {
  padding-top: var(--pp-rise);
}

.page-products .pp-filter__grid {
  margin-bottom: clamp(24px, 3.4vw, 38px);
}

.page-products .pp-filter__card {
  padding: clamp(16px, 2.2vw, 22px);
  border: 1px solid var(--line);
  background: var(--eblue-100);
  transition: transform 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-products .pp-filter__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-1);
}

.page-products .pp-filter__card .card__meta {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .14em;
  color: var(--eblue-600);
}

.page-products .pp-filter__card .card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink-900);
}

.page-products .pp-filter__card .card__text {
  margin: 0;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--ink-600);
}

.page-products .pp-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .pp-steps__item {
  position: relative;
  padding: 20px 0 20px 52px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-steps__num {
  position: absolute;
  left: 0;
  top: 22px;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--volt-500);
}

.page-products .pp-steps__title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink-900);
}

.page-products .pp-steps__item p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.72;
  color: var(--ink-600);
}

/* ---------- 问答 ---------- */

.page-products .pp-ask {
  padding-top: var(--pp-rise);
}

.page-products .pp-ask__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .pp-ask__intro .section__title {
  margin-top: 10px;
}

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

.page-products .pp-ask__actions .btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: var(--r-sm);
  font-size: .9rem;
  font-weight: 600;
}

.page-products .pp-ask__actions .btn--solid {
  background: var(--pitch-600);
  color: var(--chalk);
  border: 1px solid var(--pitch-600);
  clip-path: polygon(0 0, 100% 0, 100% 72%, 92% 100%, 0 100%);
}

.page-products .pp-ask__actions .btn--solid:hover {
  background: var(--pitch-700);
}

.page-products .pp-ask__actions .btn--line {
  background: transparent;
  color: var(--ink-900);
  border: 1px solid var(--line);
}

.page-products .pp-ask__actions .btn--line:hover {
  border-color: var(--eblue-600);
  color: var(--eblue-600);
}

/* ---------- 延伸阅读 ---------- */

.page-products .pp-next {
  padding: var(--pp-rise) 0 clamp(48px, 7vw, 96px);
}

.page-products .pp-next__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(24px, 3.6vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--paper-100);
  position: relative;
  overflow: hidden;
}

.page-products .pp-next__panel::before {
  content: "";
  position: absolute;
  top: -30px;
  right: -30px;
  width: 180px;
  height: 180px;
  background: linear-gradient(140deg, var(--pitch-300), var(--eblue-600));
  clip-path: polygon(30% 0, 100% 0, 100% 70%, 70% 100%, 0 100%, 0 30%);
  opacity: .13;
  pointer-events: none;
}

.page-products .pp-next__text {
  position: relative;
  z-index: 1;
}

.page-products .pp-next__text .section__title {
  margin-bottom: 12px;
}

.page-products .pp-next__text p {
  margin: 0;
  max-width: 56ch;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--ink-600);
}

.page-products .pp-next__links {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 10px;
}

.page-products .pp-next__link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num title"
    "num text";
  column-gap: 14px;
  row-gap: 4px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--chalk);
  text-decoration: none;
  transition: transform 200ms var(--ease), border-color 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-products .pp-next__link:hover,
.page-products .pp-next__link:focus-visible {
  transform: translateY(-3px);
  border-color: var(--pitch-600);
  box-shadow: var(--shadow-1);
}

.page-products .pp-next__link-num {
  grid-area: num;
  align-self: start;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--pitch-600);
}

.page-products .pp-next__link-title {
  grid-area: title;
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--ink-900);
}

.page-products .pp-next__link-text {
  grid-area: text;
  font-size: .84rem;
  line-height: 1.65;
  color: var(--ink-600);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-products .pp-versions__shots {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(16px, 2.4vw, 28px);
    border-top: 0;
  }

  .page-products .pp-steps__item {
    padding: 22px 0 0;
    border-bottom: 0;
    border-top: 1px solid var(--line);
  }

  .page-products .pp-steps__num {
    position: static;
    display: block;
    margin-bottom: 10px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-board__grid {
    grid-template-columns: var(--pp-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pp-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-products .pp-plans__grid .pp-plan--shift,
  .page-products .pp-plans__grid .pp-plan:nth-child(2) {
    margin-top: 28px;
  }

  .page-products .pp-plans__grid .pp-plan:nth-child(3) {
    margin-top: 12px;
  }

  .page-products .pp-fee__split {
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-products .pp-ask__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  }

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

@media (min-width: 1100px) {
  .page-products .pp-rail {
    --pp-rail-w: 320px;
  }

  .page-products .pp-head__title {
    max-width: 20ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-plan,
  .page-products .pp-filter__card,
  .page-products .pp-next__link,
  .page-products .disclosure__icon {
    transition: none;
  }

  .page-products .pp-plan:hover,
  .page-products .pp-filter__card:hover,
  .page-products .pp-next__link:hover {
    transform: none;
  }
}