/* ========================================
   首页专属样式
   ======================================== */

/* Hero */
.hero {
  position: relative; padding: 100px 0 90px; overflow: hidden;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, #2b6cb0 100%);
  color: #fff;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 20% 30%, rgba(255,255,255,0.06) 0%, transparent 40%),
                    radial-gradient(circle at 80% 70%, rgba(255,255,255,0.04) 0%, transparent 40%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }
.hero-content { max-width: 800px; }
.hero h1 {
  font-size: 2.4rem; line-height: 1.3; margin-bottom: 18px; font-weight: 700;
}
.hero p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 24px; }
.hero-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 28px; }
.badge {
  display: inline-block; padding: 6px 16px; background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2); border-radius: 20px; font-size: 0.85rem;
  backdrop-filter: blur(4px);
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-actions .btn-outline { border-color: rgba(255,255,255,0.5); color: #fff; }
.hero-actions .btn-outline:hover { background: #fff; color: var(--primary); }
.hero-note { margin-top: 24px; font-size: 0.85rem !important; opacity: 0.65 !important; }

/* 核心业务 */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px;
}
.service-card { text-align: center; }
.service-icon {
  width: 64px; height: 64px; margin: 0 auto 18px;
  background: var(--bg-light); border: 2px solid var(--border); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 1.6rem;
  transition: var(--transition);
}
.service-card:hover .service-icon { background: var(--primary); color: #fff; border-color: var(--primary); transform: scale(1.05); }
.service-card h3 { font-size: 1.25rem; margin-bottom: 10px; color: var(--primary); }
.service-card h3 a { color: inherit; }
.service-card h3 a:hover { color: var(--accent); }
.service-card p { color: var(--text-light); font-size: 0.9rem; line-height: 1.8; margin-bottom: 14px; }
.service-link { font-weight: 600; font-size: 0.9rem; color: var(--accent); }
.service-link:hover { color: var(--primary); }

/* 为什么选择我们 */
.why-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px;
}
.why-item { background: var(--bg); padding: 30px; border-radius: var(--radius); border: 1px solid var(--border); transition: var(--transition); }
.why-item:hover { border-color: var(--accent); box-shadow: var(--shadow); }
.why-num { font-size: 2rem; font-weight: 700; color: var(--accent); opacity: 0.4; margin-bottom: 10px; line-height: 1; }
.why-item h3 { font-size: 1.1rem; color: var(--primary); margin-bottom: 8px; }
.why-item p { font-size: 0.9rem; color: var(--text-light); line-height: 1.8; }

/* 流程 */
.process-steps {
  display: flex; align-items: flex-start; justify-content: center; gap: 16px; flex-wrap: wrap;
}
.step { text-align: center; max-width: 180px; }
.step-circle {
  width: 56px; height: 56px; border-radius: 50%; background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 1.25rem; font-weight: 700;
  margin: 0 auto 14px; border: 4px solid var(--bg-light); box-shadow: var(--shadow);
}
.step h3 { font-size: 1rem; color: var(--primary); margin-bottom: 6px; }
.step p { font-size: 0.85rem; color: var(--text-light); line-height: 1.7; }
.step-arrow { font-size: 1.5rem; color: var(--accent); margin-top: 12px; }

/* 数据 */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.stat-number { font-size: 2.5rem; font-weight: 700; color: var(--accent); line-height: 1.2; margin-bottom: 6px; }
.stat-label { font-size: 0.95rem; opacity: 0.85; }

/* SEO内容 */
.seo-content h2 { font-size: 1.35rem; color: var(--primary); margin: 30px 0 12px; }
.seo-content h2:first-child { margin-top: 0; }
.seo-content p { color: var(--text-light); line-height: 1.9; margin-bottom: 12px; text-align: justify; }

@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hero { padding: 60px 0 50px; }
  .hero h1 { font-size: 1.6rem; }
  .hero p { font-size: 0.95rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .process-steps { flex-direction: column; align-items: center; }
  .step-arrow { transform: rotate(90deg); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .stat-number { font-size: 1.8rem; }
  .seo-content h2 { font-size: 1.15rem; }
}