/* Generated by Multi-Agent System */
:root {
  --primary: #1E40AF;
  --primary-light: #3B82F6;
  --accent: #F97316;
  --dark: #1F2937;
  --gray: #6B7280;
  --light: #F3F4F6;
  --white: #FFFFFF;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Noto Sans SC', 'PingFang SC', -apple-system, sans-serif;
  color: var(--dark);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  z-index: 1000;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-size: 24px;
  color: var(--primary);
  font-weight: bold;
}

.nav {
  display: flex;
  gap: 32px;
}

.nav-link {
  color: var(--dark);
  text-decoration: none;
  transition: color 0.3s;
}

.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--primary); font-weight: bold; }

.header-phone {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

/* Hero */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  text-align: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(30, 64, 175, 0.85);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 48px;
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
  font-size: 24px;
  opacity: 0.9;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-primary:hover { background: #ea580c; }

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-secondary:hover { background: rgba(255,255,255,0.1); }

/* Sections */
.section {
  padding: 80px 0;
}

.section-gray { background: var(--light); }

.section-title {
  text-align: center;
  font-size: 36px;
  color: var(--dark);
  margin-bottom: 16px;
}

.section-subtitle {
  text-align: center;
  color: var(--gray);
  margin-bottom: 48px;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--white);
  padding: 32px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.05);
  transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.1);
}

.service-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.service-name {
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--dark);
}

.service-desc {
  color: var(--gray);
  font-size: 14px;
}

/* About */
.about-content {
  max-width: 800px;
  margin: 0 auto 32px;
  text-align: center;
  color: var(--gray);
}

.highlights {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.highlight {
  display: flex;
  align-items: center;
  gap: 8px;
}

.highlight-icon {
  color: var(--primary);
  font-weight: bold;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 18px;
}

.contact-icon { font-size: 24px; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-form input,
.contact-form textarea {
  padding: 12px 16px;
  border: 1px solid var(--light);
  border-radius: 6px;
  font-size: 16px;
  font-family: inherit;
}

.contact-form textarea { resize: vertical; }

.contact-form .btn {
  width: 100%;
}

/* Footer */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: 32px 0;
  text-align: center;
}

.footer p { margin-bottom: 8px; opacity: 0.8; }

/* Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 768px) {
  .header-content { flex-direction: column; height: auto; padding: 16px; gap: 16px; }
  .nav { flex-wrap: wrap; justify-content: center; gap: 16px; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 18px; }
  .contact-grid { grid-template-columns: 1fr; }
  .highlights { flex-direction: column; align-items: center; }
}