.page-products {
  --pp-cut: 22px;
  --pp-gap: clamp(16px, 2.2vw, 30px);
  --pp-season: var(--summer);
  --pp-season-deep: var(--summer-deep);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products a:focus-visible,
.page-products summary:focus-visible,
.page-products button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.page-products .crumbs {
  padding-top: 104px;
}

.page-products .pp-h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 3.6vw, 42px);
  line-height: 1.24;
  letter-spacing: 0.02em;
  margin: 0 0 12px;
}

.page-products .pp-head {
  margin-bottom: clamp(24px, 3vw, 44px);
  padding-bottom: clamp(14px, 2vw, 22px);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-head__lead {
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--ink-70);
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  padding-bottom: var(--sp);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 5vw, 56px);
  line-height: 1.16;
  letter-spacing: 0.02em;
  margin: 14px 0 18px;
  max-width: 20ch;
}

.page-products .pp-hero__lead {
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--ink-70);
  margin: 0 0 26px;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pp-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  list-style: none;
  margin: 28px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-hero__fact {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-products .pp-hero__fact b {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.2;
}

.page-products .pp-hero__fact span {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink-55);
}

.page-products .pp-disc {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-products .pp-disc::before {
  content: "";
  position: absolute;
  right: 6%;
  top: 4%;
  width: 96px;
  height: 96px;
  border: 1px solid var(--line);
  border-radius: 50%;
  pointer-events: none;
}

.page-products .pp-disc__cell {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  min-height: clamp(92px, 15vw, 142px);
  padding: 14px 16px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pp-cut)), calc(100% - var(--pp-cut)) 100%, 0 100%);
  transition: transform var(--t) ease;
}

.page-products .pp-disc__cell em {
  font-style: normal;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1;
}

.page-products .pp-disc__cell b {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--ink-70);
}

.page-products .pp-disc__cell--spring { background: var(--spring); }
.page-products .pp-disc__cell--summer { background: var(--summer); }
.page-products .pp-disc__cell--autumn { background: var(--autumn); }
.page-products .pp-disc__cell--winter { background: var(--winter); }

@media (min-width: 700px) {
  .page-products .pp-disc__cell:nth-child(2) { transform: translateY(16px); }
  .page-products .pp-disc__cell:nth-child(3) { transform: translateY(-16px); }
  .page-products .pp-disc__cell:hover { transform: translateY(-4px); }
}

@media (min-width: 900px) {
  .page-products .pp-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }
}

/* ---------- 产品地图 / 目录 + 错位卡片 ---------- */
.page-products .pp-catalog {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-index {
  border-top: 2px solid var(--ink);
  padding-top: 14px;
}

.page-products .pp-index__title {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--ink-55);
  margin: 0 0 10px;
}

.page-products .pp-index__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}

.page-products .pp-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 6px;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color var(--t) ease, padding-left var(--t) ease;
}

.page-products .pp-index__list a:hover,
.page-products .pp-index__list a:focus-visible {
  background: var(--sand);
  padding-left: 12px;
}

.page-products .pp-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-55);
}

.page-products .pp-index__num--spring { color: var(--spring-deep); }
.page-products .pp-index__num--summer { color: var(--summer-deep); }
.page-products .pp-index__num--autumn { color: var(--autumn-deep); }
.page-products .pp-index__num--winter { color: var(--winter-deep); }

.page-products .pp-map__figure {
  margin: 0 0 clamp(24px, 3vw, 36px);
}

.page-products .pp-modules {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-module {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--paper);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  transition: transform var(--t) ease, border-color var(--t) ease, background-color var(--t) ease;
}

.page-products .pp-module::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 58px;
  height: 3px;
  background: var(--pp-season);
}

.page-products .pp-module:hover,
.page-products .pp-module:focus-within {
  transform: translateY(-3px);
  border-color: var(--pp-season);
}

.page-products .pp-module--spring { --pp-season: var(--spring); --pp-season-deep: var(--spring-deep); }
.page-products .pp-module--summer { --pp-season: var(--summer); --pp-season-deep: var(--summer-deep); }
.page-products .pp-module--autumn { --pp-season: var(--autumn); --pp-season-deep: var(--autumn-deep); }
.page-products .pp-module--winter { --pp-season: var(--winter); --pp-season-deep: var(--winter-deep); }

.page-products .pp-module__num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--pp-season);
  margin: 0 0 10px;
}

.page-products .pp-module__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 24px);
  letter-spacing: 0.02em;
  margin: 10px 0 10px;
}

.page-products .pp-module__problem {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-70);
  margin: 0 0 10px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
}

.page-products .pp-module__gain {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink);
  margin: 0;
}

.page-products .pp-module .season-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  padding: 3px 9px;
}

@media (min-width: 760px) {
  .page-products .pp-modules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }
  .page-products .pp-module:nth-child(even) {
    margin-top: 34px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-catalog {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(26px, 3.4vw, 52px);
    align-items: start;
  }
  .page-products .pp-index {
    position: sticky;
    top: 96px;
  }
}

/* ---------- 注册通道 / 斜向步进器 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: 0 0 clamp(28px, 4vw, 46px);
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-step {
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--pp-season);
  padding: 16px 16px 20px;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  transition: transform var(--t) ease, box-shadow var(--t) ease;
}

.page-products .pp-step:nth-child(even) {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-products .pp-step:nth-child(5n + 1) { --pp-season: var(--spring); --pp-season-deep: var(--spring-deep); }
.page-products .pp-step:nth-child(5n + 2) { --pp-season: var(--summer); --pp-season-deep: var(--summer-deep); }
.page-products .pp-step:nth-child(5n + 3) { --pp-season: var(--autumn); --pp-season-deep: var(--autumn-deep); }
.page-products .pp-step:nth-child(5n + 4) { --pp-season: var(--winter); --pp-season-deep: var(--winter-deep); }
.page-products .pp-step:nth-child(5n + 5) { --pp-season: var(--ink-2); --pp-season-deep: var(--ink); }

.page-products .pp-step:hover {
  transform: translateY(-4px);
}

.page-products .pp-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--pp-season-deep);
  margin-bottom: 8px;
}

.page-products .pp-step__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
}

.page-products .pp-step__text {
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-70);
  margin: 0;
}

.page-products .pp-step__prep {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--ink-55);
  margin: 12px 0 0;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
}

.page-products .pp-register__grid {
  display: grid;
  gap: var(--pp-gap);
}

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

.page-products .pp-register__note {
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--paper);
  border: 1px solid var(--line);
}

.page-products .pp-register__note-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.5;
  margin: 0 0 14px;
}

.page-products .pp-register__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pp-register__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-70);
}

.page-products .pp-register__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 2px;
  background: var(--summer);
}

@media (min-width: 900px) {
  .page-products .pp-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
    align-items: start;
  }
  .page-products .pp-step:nth-child(2) { margin-top: 24px; }
  .page-products .pp-step:nth-child(3) { margin-top: 48px; }
  .page-products .pp-step:nth-child(4) { margin-top: 24px; }
  .page-products .pp-register__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
}

/* ---------- 功能特性 ---------- */
.page-products .pp-features__grid {
  display: grid;
  gap: var(--pp-gap);
}

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

.page-products .pp-features__figure {
  margin: 0 0 16px;
}

.page-products .pp-feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink);
}

.page-products .pp-feature {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-feature:nth-child(5n + 1) { --pp-season-deep: var(--spring-deep); }
.page-products .pp-feature:nth-child(5n + 2) { --pp-season-deep: var(--summer-deep); }
.page-products .pp-feature:nth-child(5n + 3) { --pp-season-deep: var(--autumn-deep); }
.page-products .pp-feature:nth-child(5n + 4) { --pp-season-deep: var(--winter-deep); }
.page-products .pp-feature:nth-child(5n + 5) { --pp-season-deep: var(--ink); }

.page-products .pp-feature__num {
  grid-row: span 3;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--pp-season-deep);
  padding-top: 5px;
}

.page-products .pp-feature__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.02em;
  margin: 0;
}

.page-products .pp-feature__text {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
  margin: 0;
}

.page-products .pp-feature__fit {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-55);
  margin: 4px 0 0;
}

@media (min-width: 900px) {
  .page-products .pp-features__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(26px, 3.4vw, 52px);
    align-items: start;
  }
}

/* ---------- 案例账本 ---------- */
.page-products .pp-cases__lead {
  max-width: 66ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--ink-70);
  margin: 0;
}

.page-products .pp-cases__figure {
  margin: 0 0 clamp(24px, 3vw, 36px);
}

.page-products .pp-ledger {
  border-top: 2px solid var(--ink);
}

.page-products .pp-ledger__head {
  display: none;
}

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

.page-products .pp-case--reg { --pp-season: var(--summer); --pp-season-deep: var(--summer-deep); }
.page-products .pp-case--fb { --pp-season: var(--autumn); --pp-season-deep: var(--autumn-deep); }
.page-products .pp-case--find { --pp-season: var(--winter); --pp-season-deep: var(--winter-deep); }

.page-products .pp-case__row {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  grid-template-areas:
    "no ind scene"
    "do do do"
    "res res res";
  gap: 7px 10px;
  padding: 15px 6px;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--t) ease;
}

.page-products .pp-case__row::-webkit-details-marker {
  display: none;
}

.page-products .pp-case__row:hover {
  background: var(--paper-80);
}

.page-products .pp-case[open] .pp-case__row {
  background: var(--paper-80);
}

.page-products .pp-case__no {
  grid-area: no;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-55);
}

.page-products .pp-case__ind {
  grid-area: ind;
  font-size: 13px;
  color: var(--ink);
}

.page-products .pp-case__scene {
  grid-area: scene;
  justify-self: start;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  color: var(--pp-season-deep);
  border: 1px solid var(--pp-season);
  background: var(--paper);
}

.page-products .pp-case__do {
  grid-area: do;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
}

.page-products .pp-case__res {
  grid-area: res;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--pp-season-deep);
}

.page-products .pp-case__body {
  padding: 2px 6px 20px 18px;
  border-left: 3px solid var(--pp-season);
  margin: 0 6px 14px;
}

.page-products .pp-case__body p {
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-70);
  margin: 0 0 8px;
}

.page-products .pp-case__body .pp-case__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-55);
  margin: 0;
}

@media (min-width: 900px) {
  .page-products .pp-ledger__head {
    display: grid;
    grid-template-columns: 4.5rem 5.5rem 5.5rem minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 14px;
    padding: 10px 6px;
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: 0.1em;
    color: var(--ink-55);
    border-bottom: 1px solid var(--line);
  }
  .page-products .pp-case__row {
    grid-template-columns: 4.5rem 5.5rem 5.5rem minmax(0, 1.5fr) minmax(0, 1fr);
    grid-template-areas: "no ind scene do res";
    gap: 14px;
    align-items: baseline;
    padding: 16px 6px;
  }
  .page-products .pp-case__body {
    padding-left: 22px;
  }
}

/* ---------- 交付与服务 ---------- */
.page-products .pp-delivery__grid {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-deliverables {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
}

.page-products .pp-deliverable {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 4px 16px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-deliverable:nth-child(5n + 1) { --pp-season-deep: var(--spring-deep); }
.page-products .pp-deliverable:nth-child(5n + 2) { --pp-season-deep: var(--autumn-deep); }
.page-products .pp-deliverable:nth-child(5n + 3) { --pp-season-deep: var(--summer-deep); }
.page-products .pp-deliverable:nth-child(5n + 4) { --pp-season-deep: var(--winter-deep); }
.page-products .pp-deliverable:nth-child(5n + 5) { --pp-season-deep: var(--ink); }

.page-products .pp-deliverable__week {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--pp-season-deep);
  padding-top: 4px;
}

.page-products .pp-deliverable__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.02em;
  margin: 0;
}

.page-products .pp-deliverable__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-70);
  margin: 2px 0 0;
}

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

.page-products .pp-capacity {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 48px);
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--line);
}

.page-products .pp-capacity__item b {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.2;
  margin-bottom: 4px;
}

.page-products .pp-capacity__item span {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-55);
}

@media (min-width: 700px) {
  .page-products .pp-capacity {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-delivery__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(26px, 3.4vw, 52px);
    align-items: start;
  }
}

/* ---------- 选择建议 ---------- */
.page-products .pp-choose__grid {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .pp-path {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--paper);
  border-left: 4px solid var(--pp-season);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  transition: transform var(--t) ease;
}

.page-products .pp-path:nth-child(1) { --pp-season: var(--spring); --pp-season-deep: var(--spring-deep); }
.page-products .pp-path:nth-child(2) { --pp-season: var(--summer); --pp-season-deep: var(--summer-deep); }
.page-products .pp-path:nth-child(3) { --pp-season: var(--winter); --pp-season-deep: var(--winter-deep); }

.page-products .pp-path:hover {
  transform: translateY(-3px);
}

.page-products .pp-path__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.4;
  letter-spacing: 0.02em;
  margin: 0;
}

.page-products .pp-path__sym {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-70);
  margin: 0;
}

.page-products .pp-path__combo {
  font-size: 13px;
  line-height: 1.72;
  color: var(--ink-70);
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

.page-products .pp-path__combo b {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  font-weight: 600;
  color: var(--pp-season-deep);
  margin-bottom: 2px;
}

.page-products .pp-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-products .pp-links a {
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--line);
  transition: color var(--t) ease, border-color var(--t) ease;
}

.page-products .pp-links a:hover,
.page-products .pp-links a:focus-visible {
  color: var(--summer-deep);
  border-color: var(--summer);
}

@media (min-width: 820px) {
  .page-products .pp-choose__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }
  .page-products .pp-path:nth-child(2) {
    margin-top: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition: none !important;
    animation: none !important;
  }
}
<<<END>>>