/* ============================================
   新美业官网 - 主样式
   ============================================ */

/* ============================================
   Header / 导航
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(10, 10, 10, 0.95);
  box-shadow: var(--shadow-lg);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-5xl) 0 var(--space-4xl);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139,26,26,0.3) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(212,175,55,0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: var(--weight-bold);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-xl);
}

.hero-title-accent {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: var(--text-lg);
  color: var(--color-text-tertiary);
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

.hero-stats {
  display: flex;
  gap: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.hero-stat-value {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-accent);
}

.hero-stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--space-xs);
}

.hero-visual {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.hero-image {
  width: 100%;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-card) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.hero-float {
  position: absolute;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
  animation: float 4s ease-in-out infinite;
}

.hero-float--1 {
  top: 15%;
  left: -10%;
  animation-delay: 0s;
}

.hero-float--2 {
  bottom: 20%;
  right: -8%;
  animation-delay: 1s;
}

/* ============================================
   Section 基础样式
   ============================================ */

.section {
  padding: var(--space-5xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-4xl);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: var(--weight-bold);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-lg);
}

.section-desc {
  font-size: var(--text-lg);
  color: var(--color-text-tertiary);
  line-height: 1.7;
}

/* ============================================
   Services Section
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  background: linear-gradient(135deg, rgba(139,26,26,0.2) 0%, rgba(212,175,55,0.1) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  transition: all var(--transition-base);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-color: transparent;
}

.service-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-sm);
}

.service-desc {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: 1.6;
}

/* ============================================
   About Section
   ============================================ */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about-image {
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-card) 100%);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.about-content {
  padding: var(--space-xl) 0;
}

.about-label {
  font-size: var(--text-sm);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.about-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: var(--weight-bold);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xl);
}

.about-text {
  color: var(--color-text-tertiary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.about-feature {
  display: flex;
  gap: var(--space-md);
}

.about-feature-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(139,26,26,0.2);
  border: 1px solid rgba(139,26,26,0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-feature-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ============================================
   Team Section
   ============================================ */

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.team-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.team-image {
  width: 100%;
  aspect-ratio: 3/4;
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-card) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.team-info {
  padding: var(--space-lg);
}

.team-name {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-xs);
}

.team-title {
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.team-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.team-tag {
  font-size: var(--text-xs);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  color: var(--color-text-tertiary);
}

/* ============================================
   Cases Section
   ============================================ */

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.case-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.case-image {
  width: 100%;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-card) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.case-content {
  padding: var(--space-lg);
}

.case-category {
  font-size: var(--text-xs);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.case-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.case-desc {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: 1.6;
}

/* ============================================
   CTA Section
   ============================================ */

.cta {
  padding: var(--space-5xl) 0;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-dark) 100%);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 50% 80% at 20% 50%, rgba(212,175,55,0.2) 0%, transparent 60%),
    radial-gradient(ellipse 50% 80% at 80% 50%, rgba(212,175,55,0.15) 0%, transparent 60%);
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: var(--weight-bold);
  line-height: 1.15;
  margin-bottom: var(--space-lg);
}

.cta-desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--space-2xl);
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.cta .btn-secondary {
  border-color: rgba(255,255,255,0.5);
  color: white;
}

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

/* ============================================
   Footer
   ============================================ */

.footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-4xl) 0 var(--space-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-brand p {
  color: var(--color-text-tertiary);
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-top: var(--space-md);
}

.footer-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-link {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.footer-copyright {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

/* ============================================
   Mobile Responsive
   ============================================ */

@media (max-width: 1024px) {
  .services-grid,
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-stats {
    gap: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero-grid,
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .hero {
    text-align: center;
  }
  
  .hero-desc {
    margin: 0 auto var(--space-2xl);
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .services-grid,
  .cases-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .header,
  .footer,
  .cta {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
}