/* Contact Page Specific Styles */

/* ==================== Hero Section ==================== */
.contact-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 60px;
  overflow: hidden;
}

.contact-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
}

.contact-hero-title {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
}

.contact-hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Back to Home Button */
.back-home-btn {
  position: absolute;
  top: 100px;
  left: 24px;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: var(--radius-full);
  color: var(--accent-cyan);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
}

.back-home-btn:hover {
  background: rgba(0, 212, 255, 0.2);
  border-color: var(--accent-cyan);
  transform: translateX(-5px);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.back-home-btn svg {
  transition: transform 0.3s ease;
}

.back-home-btn:hover svg {
  transform: translateX(-3px);
}

/* ==================== Main Contact Section ==================== */
.contact-main {
  padding: 80px 24px 120px;
  position: relative;
}

.contact-main::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-subtle), transparent);
}

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

@media (max-width: 968px) {
  .contact-container {
    grid-template-columns: 1fr;
    gap: 60px;
  }
}

/* ==================== Contact Info (Left Side) ==================== */
.contact-info {
  align-self: start;
}

.info-header {
  margin-bottom: 32px;
}

.info-title {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
}

.info-title .highlight {
  color: var(--accent-cyan);
}

.info-description {
  margin-bottom: 32px;
}

.info-description h3 {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--accent-amber);
}

.info-description p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Benefits List */
.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.benefit-icon {
  width: 44px;
  height: 44px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.benefit-item span {
  font-weight: 500;
  color: var(--text-primary);
}


/* ==================== Contact Form (Right Side) ==================== */
.contact-form-wrapper {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  padding: 48px;
  position: relative;
  overflow: hidden;
}

.contact-form-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-amber));
}

.form-header {
  margin-bottom: 32px;
  text-align: center;
}

.form-header h2 {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

.form-group label .required {
  color: var(--accent-amber);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition-base);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px var(--accent-cyan-dim);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M4 6L8 10L12 6' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

.form-group select option {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.submit-btn {
  width: 100%;
  padding: 16px 24px;
  margin-top: 8px;
  justify-content: center;
}

.form-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: -8px;
}

/* ==================== Location Section ==================== */
.location-section {
  padding: 80px 24px;
  background: var(--bg-secondary);
  position: relative;
}

.location-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-subtle), transparent);
}

.location-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: stretch;
}

@media (max-width: 968px) {
  .location-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* Google Maps */
.map-wrapper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  min-height: 400px;
  background: var(--bg-elevated);
}

.map-wrapper iframe {
  display: block;
  min-height: 400px;
}

/* Contact Details Wrapper */
.contact-details-wrapper {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.contact-details-wrapper .section-title {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 32px;
  color: var(--text-primary);
}

.details-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px;
}

.contact-details-wrapper .detail-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-details-wrapper .detail-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.contact-details-wrapper .detail-icon .wechat-icon {
  display: block;
  width: 24px;
  height: 24px;
  background: currentColor;
  -webkit-mask: url("asset/wechat.svg") center / contain no-repeat;
  mask: url("asset/wechat.svg") center / contain no-repeat;
}

.contact-details-wrapper .detail-icon .call-icon {
  display: block;
  width: 24px;
  height: 24px;
  background: currentColor;
  -webkit-mask: url("asset/call.svg") center / contain no-repeat;
  mask: url("asset/call.svg") center / contain no-repeat;
}

.contact-details-wrapper .detail-content {
  flex: 1;
}

.contact-details-wrapper .detail-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-details-wrapper .detail-content p {
  font-size: 1rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin: 0;
}

.contact-details-wrapper .detail-content a {
  color: inherit;
  text-decoration: none;
}

.contact-details-wrapper .detail-content a:hover {
  color: var(--accent-cyan);
}

/* Social Section */
.social-section {
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.social-section h3 {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-details-wrapper .social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.contact-details-wrapper .social-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.contact-details-wrapper .social-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 212, 255, 0.15);
}

@media (max-width: 768px) {
  .location-section {
    padding: 60px 20px;
  }
  
  .map-wrapper {
    min-height: 300px;
  }
  
  .map-wrapper iframe {
    min-height: 300px;
  }
  
  .contact-details-wrapper {
    padding: 32px 24px;
  }
}

/* ==================== CTA Banner ==================== */
.contact-cta {
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 25%, var(--accent-amber) 60%, var(--accent-amber) 100%);
  position: relative;
}

.contact-cta .cta-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  max-width: 1280px;
  margin: 0 auto;
}

.contact-cta .cta-text {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--bg-primary);
}

.contact-cta .cta-btn {
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-cyan);
  background: var(--bg-primary);
  border-radius: 50px;
  text-decoration: none;
  transition: var(--transition-base);
  white-space: nowrap;
}

.contact-cta .cta-btn:hover {
  background: var(--text-primary);
  transform: scale(1.05);
}

/* ==================== Nav Active State ==================== */
.nav-link.active {
  color: var(--accent-cyan);
}

.mobile-link.active {
  color: var(--accent-cyan);
}

/* ==================== Reveal Animation ==================== */
.reveal-item {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== Responsive ==================== */
@media (max-width: 768px) {
  .contact-hero {
    min-height: 100vh;
    padding: 100px 20px 40px;
  }
  
  .back-home-btn {
    top: 80px;
    left: 16px;
    padding: 8px 16px;
    font-size: 0.85rem;
  }
  
  .contact-main {
    padding: 60px 20px 80px;
  }
  
  .contact-info {
    position: static;
  }
  
  .contact-form-wrapper {
    padding: 32px 24px;
  }
  
  .contact-cta {
    padding: 16px 20px;
  }
  
  .contact-cta .cta-content {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  
  .contact-cta .cta-text {
    font-size: 0.85rem;
  }
}