/* ═══════════════════════════════════════════════════════════
   assets/css/pages/services.css — 服务页 v4
   核心服务能力前置 + 案例证据 + 增值服务 + 流程后置
   ═══════════════════════════════════════════════════════════ */

/* ── 服务模块（核心服务） ── */
.service-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  padding: 3.5rem 0;
  border-bottom: var(--border-thin);
  align-items: start;
}
.service-block:last-child { border-bottom: none; }

/* 服务编号 */
.service-block-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px; height: 64px;
  min-width: 64px;
  background: var(--gradient-primary);
  color: #fff;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  flex-shrink: 0;
}

.service-block-header {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.service-block-header h2 {
  font-size: var(--text-subtitle);
  font-weight: var(--fw-bold);
  margin-bottom: 0.5rem;
}

/* 英文副标题 */
.service-subtitle {
  display: block;
  font-size: 0.8125rem;
  font-weight: var(--fw-normal);
  color: var(--color-text-placeholder);
  letter-spacing: 0;
  margin-top: 0.125rem;
}

.service-block-desc {
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  font-size: var(--text-body);
  margin-bottom: 0.75rem;
}

.service-features {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  list-style: none; padding: 0; margin-top: 1rem;
}
.service-features li {
  padding: 0.4rem 0.875rem;
  background: var(--color-white);
  border: var(--border-thin);
  border-radius: var(--radius-full);
  font-size: 0.8125rem; color: var(--color-text-secondary);
  font-weight: var(--fw-medium);
  transition: all var(--transition-fast);
}
.service-features li:hover {
  background: var(--color-primary); color: #fff;
  border-color: var(--color-primary);
}

/* ── 案例证据卡片 ── */
.service-block-evidence {
  display: flex;
  align-items: stretch;
}

.evidence-card {
  width: 100%;
  background: var(--color-white);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}
.evidence-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-200);
}

.evidence-image {
  overflow: hidden;
  aspect-ratio: 16/10;
}
.evidence-image img {
  width: 100%; height: 100%; object-fit: cover;
  display: block;
  transition: transform var(--transition-slower);
}
.evidence-card:hover .evidence-image img {
  transform: scale(1.04);
}

.evidence-body {
  padding: 1.5rem;
}
.evidence-body h4 {
  font-size: 1.0625rem;
  margin: 0.5rem 0 0.375rem;
}
.evidence-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

/* ── 增值服务卡片 ── */
.extended-service-card {
  background: var(--color-white);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-base);
}
.extended-service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-200);
}
.extended-service-card .service-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  background: var(--gradient-primary);
  color: #fff;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 800;
  margin-bottom: 1rem;
}
.extended-service-card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}
.extended-service-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.extended-evidence {
  margin: 1rem 0 1.25rem;
}
.extended-evidence-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-placeholder);
  margin-top: 0.5rem;
  font-weight: var(--fw-medium);
}

/* ── 服务流程（底部） ── */
.process-flow {
  display: flex;
  justify-content: center;
  gap: 0;
  margin: 2rem 0 0;
  flex-wrap: wrap;
}
.process-step {
  text-align: center; padding: 1.5rem; flex: 1; min-width: 150px;
  position: relative;
}
.process-step::after {
  content: '→';
  position: absolute; right: -0.5rem; top: 2.5rem;
  font-size: 1.5rem; color: var(--color-primary-300);
  font-weight: var(--fw-bold);
}
.process-step:last-child::after { display: none; }
.process-step-number {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  background: var(--color-primary);
  color: #fff; border-radius: 50%;
  font-family: var(--font-display);
  font-size: 1.125rem; font-weight: 800;
  margin-bottom: 1rem;
}
.process-step h4 { font-size: 1rem; margin-bottom: 0.375rem; }
.process-step p { font-size: 0.8125rem; color: var(--color-text-muted); line-height: 1.5; }

/* ═══════════════════════════════════════════════════════════
   响应式
   ═══════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
  .service-block {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.5rem 0;
  }
}

@media (max-width: 768px) {
  .service-block {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 2rem 0;
  }
  .service-block-header {
    flex-direction: column;
    gap: 0.75rem;
  }
  .service-block-num {
    width: 48px; height: 48px;
    min-width: 48px;
    font-size: 1.125rem;
  }
  .process-flow {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  .process-step::after {
    content: '↓';
    right: auto; top: auto;
    bottom: -0.75rem; left: 50%;
    transform: translateX(-50%);
  }
  .evidence-body {
    padding: 1.25rem;
  }
  .extended-service-card {
    padding: 1.5rem;
  }
}

@media (max-width: 640px) {
  .service-block {
    padding: 1.5rem 0;
  }
}