.page-products {
  --pp-line: rgba(11, 60, 93, 0.14);
  --pp-line-soft: rgba(11, 60, 93, 0.08);
  background: var(--paper);
  color: var(--ink);
  overflow-wrap: break-word;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding: clamp(20px, 4vw, 32px) 0 clamp(48px, 8vw, 96px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(255, 107, 53, 0.16) 0%, transparent 56%),
    linear-gradient(160deg, var(--paper) 0%, #f6f1ea 46%, var(--mist) 100%);
}

.page-products .pp-hero-glow {
  position: absolute;
  top: -16%;
  right: -14%;
  width: clamp(260px, 54vw, 620px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 45% 45%, rgba(255, 107, 53, 0.34), rgba(232, 180, 74, 0.18) 48%, transparent 72%);
  pointer-events: none;
}

.page-products .breadcrumb {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-products .breadcrumb a {
  color: var(--sea);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.page-products .breadcrumb a:hover {
  border-bottom-color: var(--sun);
}

.page-products .breadcrumb-sep {
  margin: 0 8px;
  color: var(--sand);
}

.page-products .pp-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin-top: clamp(24px, 4vw, 48px);
}

.page-products .pp-hero-title {
  margin: var(--space-2) 0 0;
  font-size: clamp(32px, 6.6vw, 70px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--sea);
}

.page-products .pp-hero-lead {
  max-width: 60ch;
  margin: var(--space-3) 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--slate);
}

.page-products .pp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

/* ---------- 通用章节标题 ---------- */
.page-products .section-title {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.28;
  font-weight: 700;
  color: var(--sea);
  letter-spacing: -0.01em;
}

.page-products .section-sub {
  margin: var(--space-2) 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--slate);
}

/* ---------- 总览 ---------- */
.page-products .pp-overview {
  padding: clamp(40px, 6vw, 80px) 0 0;
}

.page-products .pp-overview-head {
  max-width: 680px;
}

.page-products .pp-paths {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
}

.page-products .pp-path {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: var(--space-2) var(--space-2);
  padding: var(--space-3) var(--space-2);
  border-bottom: 1px solid var(--pp-line);
  border-left: 3px solid transparent;
  transition: border-color 0.23s var(--ease), background-color 0.23s var(--ease);
}

.page-products .pp-path:first-child {
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-path:hover {
  border-left-color: var(--sun);
  background: var(--mist);
}

.page-products .pp-path-num {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.12em;
  color: var(--sun-deep);
  line-height: 1.4;
  padding-top: 2px;
}

.page-products .pp-path-title {
  margin: 0;
  font-size: 19px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--sea);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .pp-path-stat {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--sea);
  background: var(--sand);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  white-space: nowrap;
}

.page-products .pp-path-text {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
  max-width: 62ch;
}

.page-products .pp-overview-figure {
  width: calc(100% - 32px);
  max-width: var(--shell);
  margin: clamp(32px, 5vw, 64px) auto 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--mist);
}

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

.page-products .pp-overview-figure .media-caption {
  margin: 0;
  padding: 12px 16px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 路径主线 ---------- */
.page-products .pp-rail-wrap {
  padding: clamp(48px, 7vw, 96px) 0 0;
}

.page-products .layout-rail {
  display: grid;
  gap: var(--space-4);
}

.page-products .index-rail {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.page-products .index-link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--slate);
  text-decoration: none;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-pill);
  background: var(--foam);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .index-link:hover {
  color: var(--sea);
  border-color: var(--coral);
}

.page-products .index-link[aria-current="true"] {
  color: var(--sun-deep);
  border-color: var(--sun);
  background: rgba(255, 107, 53, 0.1);
}

.page-products .pp-idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--sun);
}

/* ---------- 步骤块 ---------- */
.page-products .pp-step {
  padding-bottom: clamp(40px, 6vw, 72px);
  border-bottom: 1px solid var(--pp-line-soft);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-products .pp-step + .pp-step {
  padding-top: clamp(40px, 6vw, 72px);
}

.page-products .pp-step:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .pp-step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 4.6vw, 38px);
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1;
  color: var(--sand);
  margin-bottom: var(--space-1);
}

.page-products .pp-step-title {
  margin: var(--space-1) 0 0;
  font-size: clamp(23px, 4.2vw, 36px);
  line-height: 1.26;
  font-weight: 700;
  color: var(--sea);
  letter-spacing: -0.01em;
}

.page-products .pp-step-body {
  margin-top: var(--space-3);
}

.page-products .pp-step-body > p {
  margin: 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .pp-step-body--split {
  display: grid;
  gap: var(--space-3);
}

.page-products .pp-step-copy > p {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .pp-inline-link {
  margin: var(--space-3) 0 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .pp-inline-link a {
  color: var(--sun-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 74, 24, 0.4);
  transition: border-color 0.2s var(--ease);
}

.page-products .pp-inline-link a:hover {
  border-bottom-color: var(--sun-deep);
}

/* ---------- 迷你步骤 ---------- */
.page-products .pp-mini-steps {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-products .pp-mini-steps > li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: var(--space-2);
  align-items: start;
}

.page-products .pp-mini-num {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background: var(--sand);
  color: var(--sea);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.page-products .pp-mini-steps strong {
  display: block;
  font-size: 16px;
  line-height: 1.5;
  color: var(--sea);
}

.page-products .pp-mini-steps p {
  margin: 4px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 提示块 ---------- */
.page-products .pp-note {
  margin-top: var(--space-3);
  padding: var(--space-3);
  background: var(--mist);
  border-left: 3px solid var(--sun);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.page-products .pp-note-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--sea);
}

/* ---------- 列表 ---------- */
.page-products .pp-list {
  list-style: none;
  margin: var(--space-2) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 62ch;
}

.page-products .pp-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 12px;
  height: 2px;
  background: var(--sun);
}

.page-products .pp-note .pp-list {
  margin-top: var(--space-2);
}

/* ---------- 图片容器 ---------- */
.page-products .pp-figure {
  margin: 0;
  background: linear-gradient(150deg, var(--mist) 0%, #f2ece4 100%);
  border: 1px solid var(--pp-line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.page-products .pp-figure--spaced {
  margin-top: var(--space-4);
}

/* ---------- 设备对照 ---------- */
.page-products .pp-device-rows {
  margin-top: var(--space-3);
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-device-row {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: var(--space-2);
  align-items: baseline;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-device-name {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sun-deep);
}

.page-products .pp-device-row p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 六大主题 ---------- */
.page-products .pp-topics {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 8px;
  max-width: 720px;
}

.page-products .pp-topics li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--foam);
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--sea);
  transition: transform 0.23s var(--ease), border-color 0.23s var(--ease);
}

.page-products .pp-topics li:hover {
  transform: translateY(-4px);
  border-color: var(--sun);
}

.page-products .pp-topic-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--sun-deep);
}

/* ---------- 接入流程 ---------- */
.page-products .pp-flow {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 10px;
}

.page-products .pp-flow-step {
  flex: 1 1 150px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--foam);
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  transition: transform 0.23s var(--ease), border-color 0.23s var(--ease), box-shadow 0.23s var(--ease);
}

.page-products .pp-flow-step:hover {
  transform: translateY(-4px);
  border-color: var(--sun);
  box-shadow: 0 14px 26px -20px rgba(11, 60, 93, 0.7);
}

.page-products .pp-flow-dot {
  flex: none;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-pill);
  background: var(--sea);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-products .pp-flow-label {
  font-size: 14px;
  line-height: 1.5;
  color: var(--sea);
}

.page-products .pp-flow-time {
  display: block;
  margin-top: 2px;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--sun-deep);
}

.page-products .pp-flow-arrow {
  display: none;
  align-self: center;
  color: var(--sand);
  font-size: 15px;
}

/* ---------- 下一步 ---------- */
.page-products .pp-next {
  margin-top: clamp(48px, 7vw, 96px);
  padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 8vw, 104px);
  background: linear-gradient(180deg, var(--paper) 0%, var(--mist) 100%);
}

.page-products .pp-next-grid {
  margin-top: var(--space-4);
  display: grid;
  gap: var(--space-2);
}

.page-products .pp-next-card {
  position: relative;
  display: block;
  padding: var(--space-3);
  background: var(--foam);
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: transform 0.23s var(--ease), border-color 0.23s var(--ease), box-shadow 0.23s var(--ease);
}

.page-products .pp-next-card:hover {
  transform: translateY(-4px);
  border-color: var(--sun);
  box-shadow: 0 16px 30px -24px rgba(11, 60, 93, 0.65);
}

.page-products .pp-next-card h3 {
  margin: 8px 0 0;
  font-size: 19px;
  line-height: 1.4;
  color: var(--sea);
}

.page-products .pp-next-card p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

.page-products .pp-next-card .card-arrow {
  display: inline-block;
  margin-top: 12px;
  color: var(--sun-deep);
  font-family: var(--font-mono);
  font-size: 15px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-products .pp-hero-lead,
  .page-products .pp-step-body > p,
  .page-products .pp-step-copy > p {
    font-size: 17px;
  }

  .page-products .pp-device-row {
    grid-template-columns: 88px minmax(0, 1fr);
  }

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

  .page-products .pp-flow-arrow {
    display: block;
  }
}

@media (min-width: 820px) {
  .page-products .pp-step-body--split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: var(--space-4);
  }

  .page-products .pp-step-body--split .pp-figure {
    margin-top: 4px;
  }
}

@media (min-width: 960px) {
  .page-products .layout-rail {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-products .index-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 4px;
    padding-left: var(--space-2);
    border-left: 2px solid var(--pp-line);
  }

  .page-products .index-link {
    justify-content: flex-start;
    padding: 9px 12px;
    background: transparent;
    border-color: transparent;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  }

  .page-products .index-link[aria-current="true"] {
    background: rgba(255, 107, 53, 0.1);
    border-color: transparent;
    box-shadow: inset 3px 0 0 var(--sun);
  }

  .page-products .pp-path {
    grid-template-columns: 56px minmax(0, 1fr);
  }
}

@media (min-width: 1100px) {
  .page-products .pp-overview-figure {
    width: calc(100% - 64px);
  }
}