.page-products {
  --pp-aside-top: 88px;
  --pp-rule: 1px solid var(--stone);
  --pp-rule-dark: 1px solid var(--paper-a16);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  padding-block: clamp(20px, 3.4vw, 44px) clamp(24px, 4vw, 52px);
}

.page-products .pp-hero__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-products .pp-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5vw, 58px);
  line-height: 1.14;
  letter-spacing: .08em;
  color: var(--ink);
}

.page-products .pp-hero .yy-lede {
  margin-top: 16px;
  max-width: 46ch;
}

.page-products .pp-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-products .yy-plate {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: var(--pp-rule);
  background: var(--paper);
  box-shadow: var(--shadow-1);
}

.page-products .yy-plate__label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-products .yy-plate__value {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
}

.page-products .yy-plate .yy-copy {
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
  border-bottom: 1px dashed var(--sand);
}

.page-products .yy-figure {
  margin: 0;
}

.page-products .yy-figure__media {
  overflow: hidden;
  border: var(--pp-rule);
  background: linear-gradient(140deg, var(--violet), var(--danxia) 46%, var(--sand));
}

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

.page-products .yy-figure__caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

.page-products .pp-figure--inline {
  margin: 18px 0 22px;
}

/* ---------- 批次标签带 ---------- */
.page-products .pp-band {
  background: var(--ink-deep);
  border-top: 2px solid var(--danxia);
  padding-block: 18px;
}

.page-products .pp-band .yy-band {
  overflow: hidden;
}

.page-products .pp-band .yy-band__track {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 2px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  cursor: grab;
}

.page-products .pp-band .yy-band__item {
  flex: 0 0 auto;
  white-space: nowrap;
  padding: 8px 14px;
  border: 1px solid var(--paper-a16);
  color: var(--paper-a80);
  font-size: 13px;
  letter-spacing: .12em;
}

.page-products .pp-band .pp-band__key {
  border-color: rgba(217, 164, 65, .55);
  color: var(--sand);
}

.page-products .pp-band__code {
  font-family: var(--font-mono);
  color: var(--sand-light);
  margin-left: 6px;
}

/* ---------- 双栏骨架 33 : 67 ---------- */
.page-products .pp-layout {
  display: grid;
  gap: clamp(24px, 3.6vw, 52px);
  align-items: start;
  padding-block: clamp(28px, 4vw, 56px);
}

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

.page-products .pp-tree {
  border: var(--pp-rule);
  background: var(--paper);
  box-shadow: var(--shadow-1);
  padding: 18px 16px 20px;
}

.page-products .pp-tree__group {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-products .pp-tree__group + .pp-tree__list + .pp-tree__group {
  margin-top: 20px;
}

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

.page-products .pp-tree__item + .pp-tree__item {
  border-top: var(--pp-rule);
}

.page-products .pp-tree__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 8px;
  border-left: 2px solid transparent;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-products .pp-tree__link:hover {
  color: var(--danxia);
  border-left-color: var(--danxia);
  background: var(--sand-light);
}

.page-products .pp-tree__link[aria-current="true"] {
  color: var(--danxia);
  border-left-color: var(--danxia);
  font-weight: 700;
}

.page-products .pp-tree__link:focus-visible,
.page-products .pp-band .yy-band__item:focus-visible,
.page-products .yy-plate .yy-copy:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.page-products .pp-tree__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--sand);
  letter-spacing: .06em;
}

.page-products .pp-tree__link--plain {
  padding-left: 12px;
  font-size: 13.5px;
  color: var(--muted);
}

.page-products .pp-tree__link--plain:hover {
  color: var(--danxia);
}

/* ---------- 章节 ---------- */
.page-products .pp-main {
  min-width: 0;
}

.page-products .pp-sec {
  border-top: var(--pp-rule);
  padding-top: clamp(22px, 3vw, 36px);
}

.page-products .pp-sec + .pp-sec {
  margin-top: clamp(38px, 5.4vw, 72px);
}

.page-products .pp-sec__head {
  display: flex;
  align-items: flex-start;
  gap: clamp(12px, 2vw, 22px);
  margin-bottom: 16px;
}

.page-products .pp-sec__num {
  font-family: var(--font-mono);
  font-weight: 200;
  font-size: clamp(30px, 3.8vw, 46px);
  line-height: .9;
  letter-spacing: -.02em;
  color: var(--sand);
}

.page-products .pp-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 34px);
  line-height: 1.24;
  letter-spacing: .08em;
  color: var(--ink);
}

.page-products .pp-sec__title--light {
  color: var(--paper);
  margin-bottom: 18px;
}

.page-products .yy-text {
  margin: 0;
  max-width: 68ch;
}

.page-products .pp-note {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--sand);
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink);
  max-width: 68ch;
}

/* ---------- 四个板块卡片 ---------- */
.page-products .pp-board {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-products .pp-board__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 18px 18px;
  border: var(--pp-rule);
  background: var(--paper);
  box-shadow: var(--shadow-1);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pp-board__card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 46px;
  height: 2px;
  background: var(--danxia);
}

.page-products .pp-board__card:hover {
  transform: translateY(-2px);
  border-color: var(--danxia);
}

.page-products .pp-board__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-products .pp-board__title {
  margin: 0;
  font-size: 19px;
  letter-spacing: .1em;
  font-weight: 800;
  color: var(--ink);
}

.page-products .pp-board__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .pp-board__link {
  margin-top: auto;
  padding-top: 10px;
  align-self: flex-start;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--danxia);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-products .pp-board__link:hover {
  color: var(--danxia-deep);
}

/* ---------- 业态标签 ---------- */
.page-products .pp-genre__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-genre__chip {
  padding: 7px 14px;
  border: 1px solid var(--danxia);
  background: var(--paper);
  color: var(--danxia-deep);
  font-size: 13px;
  letter-spacing: .14em;
}

/* ---------- 数字块 ---------- */
.page-products .pp-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  background: var(--stone);
  border: var(--pp-rule);
}

.page-products .pp-stat {
  background: var(--paper);
  padding: 18px 16px;
}

.page-products .pp-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 200;
  font-size: clamp(26px, 3.2vw, 38px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-products .pp-stat__num em {
  font-style: normal;
  font-size: .52em;
  margin-left: 3px;
  color: var(--danxia);
}

.page-products .pp-stat__label {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

/* ---------- 专场说明小卡 ---------- */
.page-products .pp-schedule-grid {
  margin-top: 24px;
}

.page-products .pp-card-detail {
  padding: 20px 18px;
  border: var(--pp-rule);
  border-left: 3px solid var(--sand);
  background: var(--sand-light);
}

.page-products .pp-card-detail__title {
  margin: 12px 0 8px;
  font-size: 17px;
  letter-spacing: .08em;
  font-weight: 800;
  color: var(--ink);
}

.page-products .pp-card-detail p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 方案对照表 ---------- */
.page-products .pp-table-wrap {
  margin-top: 22px;
  overflow-x: auto;
  border: var(--pp-rule);
  background: var(--paper);
  box-shadow: var(--shadow-1);
}

.page-products .pp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .pp-table__caption {
  padding: 12px 16px;
  text-align: left;
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--muted);
  border-bottom: var(--pp-rule);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  line-height: 1.75;
  border-bottom: var(--pp-rule);
  color: var(--ink);
}

.page-products .pp-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--sand-light);
  font-size: 12px;
  letter-spacing: .14em;
  font-weight: 700;
  border-bottom: 1px solid var(--sand);
}

.page-products .pp-table tbody th {
  font-weight: 800;
  letter-spacing: .06em;
  white-space: nowrap;
}

.page-products .pp-table tbody tr {
  transition: background-color .18s var(--ease);
}

.page-products .pp-table tbody tr:hover {
  background: var(--sand-light);
}

.page-products .pp-table tbody tr:last-child th,
.page-products .pp-table tbody tr:last-child td {
  border-bottom: none;
}

/* ---------- 深色预约面板 ---------- */
.page-products .pp-panel {
  position: relative;
  padding: clamp(24px, 3.4vw, 44px);
  background: var(--ink-deep);
  border-top: 3px solid var(--danxia);
  color: var(--paper);
}

.page-products .pp-panel .yy-figure__caption {
  color: var(--paper-a60);
}

.page-products .pp-panel .yy-figure__media {
  border-color: var(--paper-a16);
}

.page-products .pp-eyebrow--light {
  color: var(--sand);
}

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

.page-products .pp-flow__step {
  padding: 20px 18px 18px;
  border: var(--pp-rule);
  border-top: 3px solid var(--danxia);
  background: var(--paper);
  box-shadow: var(--shadow-1);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-top-color .2s var(--ease);
}

.page-products .pp-flow__step:hover,
.page-products .pp-flow__step:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
  border-top-color: var(--sand);
}

.page-products .pp-flow__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 200;
  font-size: clamp(36px, 4.6vw, 54px);
  line-height: .9;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-products .pp-flow__title {
  margin: 10px 0 6px;
  font-size: 16px;
  letter-spacing: .1em;
  font-weight: 800;
  color: var(--ink);
}

.page-products .pp-flow__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .pp-contact {
  margin-top: 26px;
  padding-top: 18px;
  border-top: var(--pp-rule-dark);
}

.page-products .pp-contact__line {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin: 0 0 8px;
}

.page-products .pp-contact__label {
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--sand);
  min-width: 74px;
}

.page-products .pp-contact__value {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--paper);
}

.page-products .pp-note--dark {
  border-left-color: var(--sand);
  color: var(--paper-a80);
  margin-top: 20px;
}

/* ---------- 折叠问答 ---------- */
.page-products .pp-faq {
  margin-top: 22px;
  border-top: var(--pp-rule);
}

.page-products .pp-faq .yy-accordion__item {
  border-bottom: var(--pp-rule);
}

.page-products .pp-faq .yy-accordion__trigger {
  display: flex;
  align-items: baseline;
  gap: 12px;
  width: 100%;
  padding: 16px 4px;
  border: none;
  background: none;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink);
  transition: color .18s var(--ease);
}

.page-products .pp-faq .yy-accordion__trigger:hover {
  color: var(--danxia);
}

.page-products .pp-faq .yy-accordion__mark {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border: 1px solid var(--danxia);
  background: var(--sand-light);
}

.page-products .pp-faq .yy-accordion__trigger[aria-expanded="true"] .yy-accordion__mark {
  background: var(--danxia);
}

.page-products .pp-faq .yy-accordion__panel {
  padding: 0 4px 18px 26px;
}

.page-products .pp-faq .yy-accordion__panel p {
  margin: 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 页尾反馈条 ---------- */
.page-products .pp-feedback-bar {
  margin-top: clamp(32px, 4.4vw, 60px);
  border-top: var(--pp-rule);
  background: var(--sand-light);
  padding-block: clamp(20px, 3vw, 32px);
}

.page-products .pp-feedback-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-products .pp-feedback-bar .yy-feedback__text {
  margin: 0;
  max-width: 56ch;
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 721px) {
  .page-products .pp-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 721px) and (max-width: 1024px) {
  .page-products .pp-tree__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pp-tree__item + .pp-tree__item {
    border-top: var(--pp-rule);
  }
}

@media (min-width: 961px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 42fr) minmax(0, 58fr);
    align-items: center;
  }
}

@media (min-width: 1025px) {
  .page-products .pp-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  }

  .page-products .pp-aside {
    position: sticky;
    top: var(--pp-aside-top);
    align-self: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-board__card,
  .page-products .pp-flow__step,
  .page-products .pp-tree__link,
  .page-products .pp-table tbody tr {
    transition: none;
  }

  .page-products .pp-board__card:hover,
  .page-products .pp-flow__step:hover {
    transform: none;
  }
}