/* ========================================
   SECTION 5 : CONTACT - CTA PREMIUM
   ======================================== */

.contact-section {
  position: relative;
  min-height: 100vh;
  padding: var(--spacing-4xl) var(--spacing-lg);
  background: 
    radial-gradient(ellipse at center, rgba(255,255,255,0.02) 0%, transparent 70%),
    linear-gradient(135deg, #000000 0%, #0a0a0a 50%, #000000 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Contact Container */
.contact-container {
  max-width: 1200px;
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3xl);
  opacity: 0;
  transform: translateY(60px);
  animation: contactEntrance 1s var(--ease-natural) 0.2s forwards;
}

/* Contact Header */
.contact-header {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.contact-title {
  font-family: var(--font-family);
  font-size: clamp(2.5rem, 8vw, 4.2rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin: 0;
  opacity: 0;
  transform: translateY(40px);
  animation: titleSlideIn 0.8s var(--ease-spring) 0.4s forwards;
}

.contact-subtitle {
  font-family: var(--font-family);
  font-size: 20px;
  font-weight: var(--font-weight-regular);
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
  opacity: 0;
  transform: translateY(30px);
  animation: subtitleSlideIn 0.8s var(--ease-natural) 0.6s forwards;
}

/* Contact Buttons */
.contact-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(40px);
  animation: buttonsSlideIn 0.8s var(--ease-natural) 0.8s forwards;
}

/* Boutons Glassmorphism Ultra-Premium */
.contact-btn {
  position: relative;
  width: 100%;
  height: 58px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(24px) saturate(200%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  font-family: var(--font-family);
  font-size: 17px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all 0.4s var(--ease-natural);
  overflow: hidden;
  text-decoration: none;
  min-width: 44px;
  min-height: 44px;
  animation: buttonGlow 3s ease-in-out infinite alternate;
}

.contact-btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.contact-btn:hover::after {
  left: 100%;
}

.contact-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.12);
  opacity: 0;
  transition: opacity 0.3s var(--ease-natural);
  border-radius: var(--radius-pill);
}

.contact-btn:hover::before {
  opacity: 1;
}

.contact-btn:hover {
  transform: scale(1.03);
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.2),
    0 0 20px rgba(255,255,255,0.1);
  border-color: rgba(255, 255, 255, 0.3);
}

.contact-btn:active {
  transform: scale(0.97);
}

.contact-btn i {
  width: 20px;
  height: 20px;
  transition: all 0.3s var(--ease-natural);
}

.platform-icon {
  width: 20px;
  height: 20px;
  transition: all 0.3s var(--ease-natural);
}

/* Boutons Spécifiques */
.contact-btn.apple-music:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-primary);
}

.contact-btn.apple-music:hover i {
  color: var(--color-primary);
}

.contact-btn.spotify:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-primary);
}

.contact-btn.spotify:hover i {
  color: var(--color-primary);
}

.contact-btn.purchase:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-primary);
}

.contact-btn.purchase:hover i {
  color: var(--color-primary);
}

.contact-btn.newsletter:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-primary);
}

.contact-btn.newsletter:hover i {
  color: var(--color-primary);
}

/* Nouveaux boutons de streaming */
.contact-btn.amazon-music:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-primary);
}

.contact-btn.amazon-music:hover i {
  color: var(--color-primary);
}

.contact-btn.deezer:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-primary);
}

.contact-btn.deezer:hover i {
  color: var(--color-primary);
}

.contact-btn.tidal:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-primary);
}

.contact-btn.tidal:hover i {
  color: var(--color-primary);
}

.contact-btn.tunecore:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-primary);
}

.contact-btn.tunecore:hover i,
.contact-btn.tunecore:hover .platform-icon {
  color: var(--color-primary);
}

/* Couleurs spécifiques des plateformes */
.contact-btn.spotify .platform-icon {
  color: #1DB954;
}

.contact-btn.apple-music .platform-icon {
  color: #FA243C;
}

.contact-btn.amazon-music .platform-icon {
  color: #00A8E1;
}

.contact-btn.deezer .platform-icon {
  color: #FEAA2D;
}

.contact-btn.tidal .platform-icon {
  color: #00FFFF;
}

.contact-btn.tunecore .platform-icon {
  color: #FF6B35;
}

/* Loading States */
.contact-btn.loading {
  position: relative;
  color: transparent;
}

.contact-btn.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid var(--color-text-primary);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: spin 1s linear infinite;
}

/* Social Links Magnétiques */
.social-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  max-width: 400px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(40px);
  animation: socialSlideIn 0.8s var(--ease-natural) 1.0s forwards;
}

.social-link {
  position: relative;
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s var(--ease-spring);
  text-decoration: none;
  overflow: hidden;
}

.social-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-primary);
  opacity: 0;
  transition: opacity 0.3s var(--ease-natural);
  border-radius: 50%;
}

.social-link:hover::before {
  opacity: 0.2;
}

.social-link:hover {
  transform: scale(1.15) translateY(-6px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.social-link i {
  width: 24px;
  height: 24px;
  color: var(--color-text-primary);
  transition: all 0.3s var(--ease-natural);
  position: relative;
  z-index: 1;
}

/* Social Platform Colors */
.social-link.instagram:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.3);
}

.social-link.instagram:hover i {
  color: var(--color-primary);
}

.social-link.soundcloud:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.3);
}

.social-link.soundcloud:hover i {
  color: var(--color-primary);
}

.social-link.youtube:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.3);
}

.social-link.youtube:hover i {
  color: var(--color-primary);
}

.social-link.bandcamp:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.3);
}

.social-link.bandcamp:hover i {
  color: var(--color-primary);
}

/* Newsletter Integration */
.newsletter-form {
  max-width: 400px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(40px);
  animation: formSlideIn 0.8s var(--ease-natural) 1.2s forwards;
}

.form-group {
  position: relative;
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.email-input {
  flex: 1;
  height: 58px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(24px) saturate(200%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-pill);
  padding: 0 var(--spacing-lg);
  font-family: var(--font-family);
  font-size: 16px;
  color: var(--color-text-primary);
  transition: all 0.3s var(--ease-natural);
}

.email-input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.email-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
}

.email-input:invalid {
  border-color: rgba(255, 255, 255, 0.3);
}

.email-input:valid {
  border-color: rgba(255, 255, 255, 0.6);
}

.submit-btn {
  width: 58px;
  height: 58px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--ease-natural);
  cursor: pointer;
}

.submit-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--color-primary);
  transform: scale(1.1);
}

.submit-btn i {
  width: 20px;
  height: 20px;
  color: var(--color-text-primary);
  transition: color 0.3s var(--ease-natural);
}

.submit-btn:hover i {
  color: var(--color-primary);
}

/* Form States */
.form-group.success .email-input {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.1);
}

.form-group.error .email-input {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.05);
  animation: shake 0.5s ease-in-out;
}

/* Animations */
@keyframes contactEntrance {
  from {
    opacity: 0;
    transform: translateY(60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes titleSlideIn {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes subtitleSlideIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes buttonsSlideIn {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes socialSlideIn {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes formSlideIn {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

@keyframes buttonGlow {
  0% {
    box-shadow: 
      0 0 10px rgba(255, 255, 255, 0.1),
      0 0 20px rgba(255, 255, 255, 0.05);
  }
  100% {
    box-shadow: 
      0 0 20px rgba(255, 255, 255, 0.2),
      0 0 40px rgba(255, 255, 255, 0.1);
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .contact-section {
    padding: var(--spacing-3xl) var(--spacing-md);
  }
  
  .contact-container {
    gap: var(--spacing-2xl);
  }
  
  .contact-title {
    font-size: clamp(2rem, 6vw, 3rem);
  }
  
  .contact-subtitle {
    font-size: 18px;
  }
  
  .contact-buttons {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
  }
  
  .contact-btn {
    height: 52px;
    font-size: 16px;
  }
}

@media (max-width: 768px) {
  .contact-section {
    padding: var(--spacing-2xl) var(--spacing-md);
  }
  
  .contact-container {
    gap: var(--spacing-xl);
  }
  
  .contact-title {
    font-size: clamp(1.8rem, 5vw, 2.5rem);
  }
  
  .contact-subtitle {
    font-size: 16px;
  }
  
  .contact-buttons {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .contact-btn {
    height: 50px;
    font-size: 15px;
  }
  
  .social-links {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  .social-link {
    width: 50px;
    height: 50px;
  }
  
  .social-link i {
    width: 20px;
    height: 20px;
  }
  
  .newsletter-form {
    max-width: 100%;
  }
  
  .form-group {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .email-input {
    width: 100%;
  }
  
  .submit-btn {
    width: 100%;
    border-radius: var(--radius-pill);
  }
}

@media (max-width: 480px) {
  .contact-section {
    padding: var(--spacing-xl) var(--spacing-sm);
  }
  
  .contact-container {
    gap: var(--spacing-lg);
  }
  
  .contact-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
  }
  
  .contact-subtitle {
    font-size: 14px;
  }
  
  .contact-btn {
    height: 48px;
    font-size: 14px;
  }
  
  .contact-btn i {
    width: 18px;
    height: 18px;
  }
  
  .social-links {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  
  .social-link {
    width: 44px;
    height: 44px;
  }
  
  .social-link i {
    width: 18px;
    height: 18px;
  }
  
  .email-input {
    height: 48px;
    font-size: 14px;
  }
  
  .submit-btn {
    height: 48px;
  }
  
  .submit-btn i {
    width: 18px;
    height: 18px;
  }
}

/* Performance Optimizations */
.contact-btn {
  will-change: transform;
}

.social-link {
  will-change: transform;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  .contact-container,
  .contact-title,
  .contact-subtitle,
  .contact-buttons,
  .social-links,
  .newsletter-form {
    animation: none;
    opacity: 1;
    transform: translateY(0);
  }
  
  .contact-btn:hover {
    transform: none;
  }
  
  .social-link:hover {
    transform: none;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .contact-btn {
    background: var(--color-background);
    border: 2px solid var(--color-text-primary);
  }
  
  .contact-btn:hover {
    background: var(--color-text-primary);
    color: var(--color-background);
  }
  
  .social-link {
    background: var(--color-background);
    border: 2px solid var(--color-text-primary);
  }
  
  .social-link:hover {
    background: var(--color-text-primary);
  }
  
  .social-link:hover i {
    color: var(--color-background);
  }
  
  .email-input {
    background: var(--color-background);
    border: 2px solid var(--color-text-primary);
  }
  
  .submit-btn {
    background: var(--color-background);
    border: 2px solid var(--color-text-primary);
  }
}