.page-products {
  --pp-radius: 14px;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  padding: 52px 0 34px;
}

.page-products .pp-hero h1 {
  margin: 12px 0 0;
  max-width: 760px;
  font-size: clamp(30px, 3.6vw, 52px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-products .pp-lede {
  margin: 20px 0 0;
  max-width: 700px;
  font-size: var(--t-md);
  line-height: 1.85;
  color: var(--text-mute);
}

.page-products .pp-counts {
  list-style: none;
  margin: 30px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
}

.page-products .pp-counts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: var(--t-xs);
  color: var(--text-mute);
  letter-spacing: 0.04em;
}

.page-products .pp-count-num {
  font-size: var(--t-lg);
  font-weight: 300;
  color: var(--cyan);
}

/* ---------- 章节索引轨道 ---------- */
.page-products .pp-index {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 4px 0 16px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--line);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-index a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: var(--t-xs);
  color: var(--text-mute);
  text-decoration: none;
  white-space: nowrap;
  transition: var(--ease);
}

.page-products .pp-index a .mono {
  font-size: var(--t-label);
  color: var(--amber);
}

.page-products .pp-index a:hover,
.page-products .pp-index a:focus-visible {
  color: var(--text);
  border-color: var(--cyan);
  background: var(--ink-700);
}

.page-products .pp-index a[aria-current="true"] {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

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

/* ---------- 通用章节 ---------- */
.page-products .pp-section {
  padding: 52px 0 4px;
  scroll-margin-top: 96px;
}

.page-products .pp-section .section-head {
  margin-bottom: 24px;
}

.page-products .pp-section .media-frame {
  margin: 0 0 30px;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  overflow: hidden;
  background: var(--ink-800);
}

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

/* ---------- 服务清单目录行 ---------- */
.page-products .pp-services {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-service {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 6px 12px;
  padding: 20px 14px 20px 10px;
  border-bottom: 1px solid var(--line);
  transition: var(--ease);
}

.page-products .pp-service:hover,
.page-products .pp-service:focus-within {
  background: var(--ink-800);
  border-bottom-color: var(--cyan);
}

.page-products .pp-service-num {
  grid-column: 1;
  grid-row: 1;
  padding-top: 4px;
  font-size: var(--t-sm);
  font-weight: 400;
  color: var(--amber);
  transition: var(--ease);
}

.page-products .pp-service:hover .pp-service-num {
  color: var(--cyan);
}

.page-products .pp-service-main {
  grid-column: 2;
  grid-row: 1;
}

.page-products .pp-service-main h3 {
  margin: 0 0 8px;
  font-size: var(--t-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .pp-service-main p {
  margin: 0;
  max-width: 64ch;
  font-size: var(--t-sm);
  line-height: 1.8;
  color: var(--text-mute);
}

.page-products .pp-service-fit {
  grid-column: 2;
  grid-row: 2;
  margin: 10px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--amber);
  font-size: var(--t-xs);
  line-height: 1.7;
  color: var(--text-mute);
}

.page-products .pp-fit-label {
  margin-right: 8px;
  font-size: var(--t-label);
  letter-spacing: 0.1em;
  color: var(--amber);
}

/* ---------- 收藏帮助步骤轨道 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .pp-step {
  position: relative;
  padding: 18px 18px 18px 22px;
  background: var(--ink-800);
  border-left: 2px solid var(--line);
  border-radius: 0 var(--pp-radius) var(--pp-radius) 0;
  transition: var(--ease);
}

.page-products .pp-step:hover,
.page-products .pp-step:focus-within {
  background: var(--ink-700);
  border-left-color: var(--cyan);
}

.page-products .pp-step-num {
  display: block;
  margin-bottom: 10px;
  font-size: var(--t-xl);
  line-height: 1;
  font-weight: 300;
  color: var(--amber);
}

.page-products .pp-step h3 {
  margin: 0 0 8px;
  font-size: var(--t-md);
  font-weight: 700;
  color: var(--text);
}

.page-products .pp-step p {
  margin: 0;
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--text-mute);
}

.page-products .pp-step-time {
  display: inline-block;
  margin-top: 12px;
  font-size: var(--t-label);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-products .pp-note {
  margin: 0 0 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--pp-radius) var(--pp-radius) 0;
  background: var(--ink-800);
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 会员权益 ---------- */
.page-products .pp-perks {
  display: grid;
  gap: 16px;
}

.page-products .pp-perk {
  display: flex;
  flex-direction: column;
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: var(--ink-800);
  transition: var(--ease);
}

.page-products .pp-perk:hover,
.page-products .pp-perk:focus-within {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-products .pp-perk-badge {
  margin: 0 0 10px;
  font-size: var(--t-label);
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-products .pp-perk h3 {
  margin: 0 0 16px;
  font-size: var(--t-lg);
  font-weight: 700;
  color: var(--text);
}

.page-products .pp-perk dl {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-perk dl > div {
  display: grid;
  gap: 4px;
}

.page-products .pp-perk dt {
  font-size: var(--t-label);
  letter-spacing: 0.1em;
  color: var(--text-mute);
}

.page-products .pp-perk dd {
  margin: 0;
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--text);
}

.page-products .pp-perk-marks {
  list-style: none;
  margin: 18px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 8px;
}

.page-products .pp-perk-marks li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: var(--t-xs);
  color: var(--text-mute);
}

.page-products .pp-perk-marks li span {
  color: var(--cyan);
}

/* ---------- 自动载入 ---------- */
.page-products .pp-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-facts li {
  display: grid;
  gap: 4px;
  padding: 16px 12px 16px 10px;
  border-bottom: 1px solid var(--line);
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--text);
  transition: var(--ease);
}

.page-products .pp-facts li:hover {
  background: var(--ink-800);
}

.page-products .pp-facts-key {
  font-size: var(--t-label);
  letter-spacing: 0.14em;
  color: var(--amber);
}

/* ---------- 版本记录 ---------- */
.page-products .pp-versions {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-products .pp-version {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 4px 16px;
  padding: 20px 12px 20px 10px;
  border-left: 2px solid transparent;
  border-bottom: 1px solid var(--line);
  transition: var(--ease);
}

.page-products .pp-version:hover {
  border-left-color: var(--cyan);
  background: var(--ink-800);
}

.page-products .pp-version-tag {
  grid-column: 1;
  grid-row: 1;
  font-size: var(--t-lg);
  font-weight: 300;
  line-height: 1.2;
  color: var(--amber);
}

.page-products .pp-version-body {
  grid-column: 2;
  grid-row: 1;
}

.page-products .pp-version-body h3 {
  margin: 0 0 8px;
  font-size: var(--t-md);
  font-weight: 700;
  color: var(--text);
}

.page-products .pp-version-body p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--text-mute);
}

.page-products .pp-version-when {
  grid-column: 2;
  grid-row: 2;
  font-size: var(--t-label);
  letter-spacing: 0.1em;
  color: var(--text-mute);
}

/* ---------- 适用场景 ---------- */
.page-products .pp-scenes {
  display: grid;
  gap: 16px;
}

.page-products .pp-scene {
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
  transition: var(--ease);
}

.page-products .pp-scene:hover {
  border-color: var(--cyan);
}

.page-products .pp-scene-label {
  margin: 0 0 10px;
  font-size: var(--t-label);
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-products .pp-scene h3 {
  margin: 0 0 10px;
  font-size: var(--t-lg);
  font-weight: 700;
  color: var(--text);
}

.page-products .pp-scene-need {
  margin: 0 0 18px;
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--text-mute);
}

.page-products .pp-scene-order {
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px dashed var(--line);
  list-style: none;
  counter-reset: pp-scene;
  display: grid;
  gap: 10px;
}

.page-products .pp-scene-order li {
  counter-increment: pp-scene;
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: var(--t-sm);
}

.page-products .pp-scene-order li::before {
  content: counter(pp-scene, decimal-leading-zero);
  font-family: var(--mono);
  font-size: var(--t-label);
  color: var(--amber);
}

.page-products .pp-scene-order a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: var(--ease);
}

.page-products .pp-scene-order a:hover,
.page-products .pp-scene-order a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 延伸入口 ---------- */
.page-products .pp-next {
  padding: 56px 0 72px;
}

.page-products .pp-next-grid {
  display: grid;
  gap: 14px;
}

.page-products .pp-next-card {
  display: grid;
  gap: 8px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--pp-radius);
  background: var(--ink-800);
  text-decoration: none;
  transition: var(--ease);
}

.page-products .pp-next-card:hover,
.page-products .pp-next-card:focus-visible {
  border-color: var(--cyan);
  background: var(--ink-700);
  transform: translateY(-2px);
}

.page-products .pp-next-card .index-label {
  color: var(--amber);
}

.page-products .pp-next-card strong {
  font-size: var(--t-lg);
  font-weight: 700;
  color: var(--text);
}

.page-products .pp-next-desc {
  font-size: var(--t-sm);
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .pp-facts li {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-products .pp-next-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 880px) {
  .page-products .pp-service {
    grid-template-columns: 64px minmax(0, 1fr) 250px;
    gap: 8px 24px;
    padding: 24px 18px 24px 14px;
  }

  .page-products .pp-service-fit {
    grid-column: 3;
    grid-row: 1;
    margin-top: 4px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-perks {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .pp-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .pp-step {
    padding: 28px 16px 20px;
    border-left: 0;
    border-top: 2px solid var(--line);
    border-radius: 0 0 var(--pp-radius) var(--pp-radius);
  }

  .page-products .pp-step::before {
    content: "";
    position: absolute;
    top: -7px;
    left: 16px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--ink-900);
    border: 2px solid var(--amber);
    transition: var(--ease);
  }

  .page-products .pp-step:hover,
  .page-products .pp-step:focus-within {
    border-top-color: var(--cyan);
    transform: translateY(-2px);
  }

  .page-products .pp-step:hover::before,
  .page-products .pp-step:focus-within::before {
    background: var(--cyan);
    border-color: var(--cyan);
  }

  .page-products .pp-version {
    grid-template-columns: 96px minmax(0, 1fr) 140px;
    gap: 8px 24px;
    align-items: baseline;
  }

  .page-products .pp-version-when {
    grid-column: 3;
    grid-row: 1;
    text-align: right;
  }
}

@media (min-width: 1200px) {
  .page-products .pp-hero {
    padding: 72px 0 40px;
  }

  .page-products .pp-section {
    padding-top: 64px;
  }
}
</main>