.hero {
  padding: 96px 0 72px;
  background: linear-gradient(180deg, var(--brand-blue-light) 0%, #fff 70%);
}
.hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 20px;
  padding: 6px 14px; background: #fff; border: 1px solid var(--border);
  border-radius: 20px; font-size: 13px; color: var(--text-secondary);
}
.hero-badge .dot { width: 8px; height: 8px; background: var(--brand-green); border-radius: 50%; }
.hero h1 { font-size: 46px; font-weight: 800; line-height: 1.2; margin-bottom: 18px; }
.hero h1 span { color: var(--brand-blue); }
.hero-desc { font-size: 18px; color: var(--text-secondary); margin-bottom: 28px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 36px; margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--border); }
.stat-num { font-size: 30px; font-weight: 700; color: var(--brand-blue); }
.stat-label { font-size: 14px; color: var(--text-secondary); }
.hero-visual {
  aspect-ratio: 4/3; background: #fff; border-radius: var(--radius-lg);
  border: 1px solid var(--border); box-shadow: var(--shadow-md);
  display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 14px;
}

.service-card { padding: 30px 22px; text-align: center; }
.service-icon {
  width: 54px; height: 54px; margin: 0 auto 16px; background: var(--brand-blue-light);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  font-size: 22px; color: var(--brand-blue);
}
.service-card h3 { font-size: 17px; margin-bottom: 8px; }
.service-card p { font-size: 14px; color: var(--text-secondary); }

.case-thumb {
  aspect-ratio: 16/10; background: var(--bg-subtle); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 13px;
}
.case-card h3 { font-size: 17px; margin-bottom: 8px; }
.case-card p { font-size: 14px; color: var(--text-secondary); margin-bottom: 12px; }

.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step-num {
  width: 46px; height: 46px; margin: 0 auto 14px; background: var(--brand-blue); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700;
}
.process-step { text-align: center; }
.process-step h4 { font-size: 16px; margin-bottom: 6px; }
.process-step p { font-size: 13px; color: var(--text-secondary); }

.cta-banner {
  background: var(--brand-blue); color: #fff; border-radius: var(--radius-lg);
  padding: 52px; text-align: center;
}
.cta-banner h2 { font-size: 28px; margin-bottom: 10px; }
.cta-banner p { opacity: 0.9; margin-bottom: 24px; }
.cta-banner .btn { background: #fff; color: var(--brand-blue); }

.consult-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.benefit-item { display: flex; gap: 14px; margin-bottom: 20px; }
.benefit-icon {
  width: 38px; height: 38px; flex-shrink: 0; background: var(--brand-blue-light);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  color: var(--brand-blue); font-weight: 700;
}
.benefit-item h4 { font-size: 15px; margin-bottom: 4px; }
.benefit-item p { font-size: 14px; color: var(--text-secondary); }
.consult-form-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px; box-shadow: var(--shadow-md);
}
.consult-form-card h3 { font-size: 20px; margin-bottom: 20px; }

.media-main {
  aspect-ratio: 16/9; background: var(--bg-subtle); border-radius: var(--radius-lg);
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); margin-bottom: 24px;
}
.media-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 32px; }
.media-thumb {
  aspect-ratio: 16/10; background: var(--bg-subtle); border-radius: var(--radius-md);
  border: 2px solid transparent; display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--text-muted); cursor: pointer;
}
.media-thumb.active { border-color: var(--brand-blue); }
.video-player {
  aspect-ratio: 16/9; background: #0F172A; border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center; color: #fff; margin-bottom: 28px;
}
.video-play-btn {
  width: 68px; height: 68px; background: rgba(255,255,255,0.15); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 26px;
}
.case-meta { display: flex; gap: 24px; flex-wrap: wrap; margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.case-meta label { display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }

.about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-img {
  aspect-ratio: 4/3; background: var(--bg-subtle); border-radius: var(--radius-lg);
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; color: var(--text-muted);
}
.value-card { padding: 28px; text-align: center; }
.value-card .num { font-size: 38px; font-weight: 800; color: var(--brand-blue); margin-bottom: 6px; }

.service-detail-card { padding: 32px; }
.service-detail-card h3 { font-size: 20px; margin-bottom: 10px; }
.service-detail-card p { color: var(--text-secondary); font-size: 15px; margin-bottom: 16px; }
.service-detail-card ul { padding-left: 18px; }
.service-detail-card li { font-size: 14px; color: var(--text-secondary); margin-bottom: 6px; list-style: disc; }

.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.contact-card { padding: 28px; text-align: center; }
.contact-card .icon { font-size: 28px; margin-bottom: 12px; }
.contact-card h4 { margin-bottom: 6px; }
.contact-card p { font-size: 14px; color: var(--text-secondary); }

/* 线框模式 */
body.wireframe-mode {
  --brand-blue: #888; --brand-blue-dark: #666; --brand-blue-light: #eee;
  --brand-green: #aaa; --bg-subtle: #f3f3f3;
}
body.wireframe-mode .hero { background: #f3f3f3; }
body.wireframe-mode .card, body.wireframe-mode .hero-visual, body.wireframe-mode .case-thumb,
body.wireframe-mode .media-main, body.wireframe-mode .media-thumb, body.wireframe-mode .about-img {
  background: #e8e8e8 !important; border: 2px dashed #bbb !important; box-shadow: none !important;
}
body.wireframe-mode .btn-primary, body.wireframe-mode .step-num, body.wireframe-mode .cta-banner { background: #999 !important; }
body.wireframe-mode .cta-banner { color: #333; }
body.wireframe-mode .site-footer { background: #ddd; color: #666; }

@media (max-width: 768px) {
  .hero-inner, .consult-layout, .about-intro { grid-template-columns: 1fr; }
  .hero h1 { font-size: 32px; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}