/* ==========================================================================
   内页通用样式
   ========================================================================== */

.page-body {
  background: var(--color-bg);
}

/* ---------- 页面Hero ---------- */
.page-hero {
  padding-top: 160px;
  padding-bottom: 100px;
  background: var(--color-bg-alt);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(44, 38, 32, 0.04) 1px, transparent 0);
  background-size: 32px 32px;
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.page-hero .h1 {
  margin: 24px 0;
}

.page-hero .h1 em {
  font-style: italic;
  font-family: var(--font-display);
  color: var(--color-gold-deep);
  font-weight: 400;
}

.page-hero .lead {
  font-size: var(--fs-md);
  line-height: 1.85;
  color: var(--color-muted);
}

.page-hero .lead strong {
  color: var(--color-gold-deep);
  font-weight: 500;
  font-style: normal;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-xs);
  color: var(--color-muted);
  letter-spacing: var(--tracking-wide);
  margin-bottom: 24px;
}

.breadcrumb a {
  transition: color var(--duration-fast) var(--ease-out);
}

.breadcrumb a:hover {
  color: var(--color-ink);
}

.breadcrumb span:last-child {
  color: var(--color-gold-deep);
}

/* ---------- 章节头部 ---------- */
.section-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 80px;
}

.section-head .eyebrow {
  justify-content: center;
}

.section-head .h2 {
  margin-top: 16px;
}

.section-head .lead {
  margin: 24px auto 0;
  font-size: var(--fs-md);
  line-height: 1.85;
}

/* ---------- 服务详情 ---------- */
.service-detail {
  padding: 80px 0;
  border-bottom: 1px solid var(--color-line);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail-featured {
  background: var(--color-bg-alt);
  margin: 80px -80px;
  padding: 100px 80px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-gold);
  border-bottom: 1px solid var(--color-gold);
}

@media (max-width: 1024px) {
  .service-detail-featured {
    margin: 40px 0;
    padding: 60px 32px;
  }
}

.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

@media (max-width: 1024px) {
  .service-detail-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

.service-detail-num {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gold-deep);
  letter-spacing: var(--tracking-widest);
  margin-bottom: 16px;
}

.service-detail .h2 {
  margin-bottom: 24px;
}

.service-detail .h2 em {
  font-style: italic;
  font-family: var(--font-display);
  color: var(--color-gold-deep);
  font-weight: 400;
  font-size: 0.65em;
  display: block;
  margin-top: 8px;
}

.service-detail-intro {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  line-height: 1.8;
  color: var(--color-text);
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--color-line);
}

.service-detail-intro strong {
  color: var(--color-ink);
  font-weight: 500;
}

.service-detail .body-lg {
  font-size: var(--fs-base);
  line-height: 1.85;
  color: var(--color-text);
  margin-bottom: 32px;
}

.service-detail-content {
  background: var(--color-surface);
  padding: 48px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
}

@media (max-width: 640px) {
  .service-detail-content {
    padding: 32px 24px;
  }
}

.service-detail-content h4 {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-line);
}

.service-detail-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-detail-list li {
  font-size: var(--fs-base);
  line-height: 1.7;
  color: var(--color-text);
  padding-left: 20px;
  position: relative;
}

.service-detail-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-gold-deep);
  font-weight: 600;
}

.service-detail-list li strong {
  color: var(--color-ink);
  font-weight: 600;
  margin-right: 8px;
}

/* ---------- 合作流程 ---------- */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  position: relative;
}

@media (max-width: 1024px) {
  .process-timeline {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
}

.process-step {
  text-align: center;
  padding: 32px 16px;
  position: relative;
  border-right: 1px solid var(--color-line);
}

.process-step:last-child {
  border-right: none;
}

@media (max-width: 1024px) {
  .process-step {
    border-right: none;
    border-bottom: 1px solid var(--color-line);
  }
}

.process-num {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 500;
  color: var(--color-gold-deep);
  margin-bottom: 16px;
  font-style: italic;
}

.process-content h4 {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.process-content p {
  font-size: var(--fs-xs);
  color: var(--color-muted);
  line-height: 1.6;
}