/* ===================================
   TIAKEDA - Design Premium v2.0
   =================================== */

/* Navbar avec effet glassmorphism */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(34, 34, 34, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(246, 244, 240, 0.08);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
  padding: 0 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
}

.navbar-logo img {
  height: 2.2rem;
  filter: brightness(0) invert(1);
  transition: transform 0.3s ease, filter 0.3s ease;
}

.navbar-logo:hover img {
  transform: scale(1.05);
  filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(180, 0, 0, 0.5));
}

.navbar-links {
  display: none;
  align-items: center;
  gap: 2.5rem;
}

.navbar-link {
  position: relative;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  color: #f6f4f0;
  text-decoration: none;
  transition: all 0.3s ease;
  padding: 0.5rem 0;
}

.navbar-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #b40000, #ff0000);
  transition: width 0.3s ease;
}

.navbar-link:hover {
  color: #b40000;
  transform: translateY(-2px);
}

.navbar-link:hover::after {
  width: 100%;
}

.navbar-mobile-toggle {
  display: block;
  background: none;
  border: none;
  color: #f6f4f0;
  cursor: pointer;
  padding: 0.5rem;
  transition: all 0.3s ease;
}

.navbar-mobile-toggle:hover {
  transform: scale(1.1);
  color: #b40000;
}

.navbar-mobile-menu {
  display: none;
  background: rgba(34, 34, 34, 0.98);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(246, 244, 240, 0.1);
  padding: 1rem 1.5rem 1.5rem;
}

.navbar-mobile-menu.active {
  display: block;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.navbar-mobile-menu a {
  display: block;
  padding: 0.9rem 0;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  color: #f6f4f0;
  text-decoration: none;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(246, 244, 240, 0.05);
}

.navbar-mobile-menu a:hover {
  color: #b40000;
  padding-left: 1rem;
  border-left: 3px solid #b40000;
}

@media (min-width: 768px) {
  .navbar-container {
    height: 5rem;
    padding: 0 3rem;
  }
  
  .navbar-logo img {
    height: 2.5rem;
  }
  
  .navbar-links {
    display: flex;
  }
  
  .navbar-mobile-toggle {
    display: none;
  }
}

@media (min-width: 1024px) {
  .navbar-container {
    padding: 0 4rem;
  }
}

/* Hero Section - Design Premium */
.hero-section {
  position: relative;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 5rem;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23f6f4f0' fill-opacity='1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Effet de particules lumineuses */
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(180, 0, 0, 0.08) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(180, 0, 0, 0.05) 0%, transparent 50%);
  animation: pulseGlow 8s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 10;
  padding: 2rem 1.5rem 4rem;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-logo {
  margin-bottom: 3.5rem;
}

.hero-logo img {
  height: 3.5rem;
  filter: brightness(0) invert(1) drop-shadow(0 4px 12px rgba(246, 244, 240, 0.2));
  transition: all 0.4s ease;
}

.hero-logo img:hover {
  transform: scale(1.05);
  filter: brightness(0) invert(1) drop-shadow(0 8px 24px rgba(180, 0, 0, 0.4));
}

.hero-headline {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 0.9;
  color: #f6f4f0;
  text-transform: uppercase;
  margin-bottom: 2.5rem;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-headline .highlight {
  background: linear-gradient(135deg, #b40000 0%, #ff0000 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
}

.hero-headline .highlight::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #b40000, transparent);
  border-radius: 2px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: rgba(246, 244, 240, 0.85);
  max-width: 42rem;
  line-height: 1.7;
  margin-bottom: 3rem;
  font-weight: 400;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 4rem;
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 2.5rem;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.hero-btn::before {
  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 0.6s ease;
}

.hero-btn:hover::before {
  left: 100%;
}

.hero-btn-primary {
  background: linear-gradient(135deg, #b40000 0%, #8a0000 100%);
  color: #f6f4f0;
  box-shadow: 0 8px 24px rgba(180, 0, 0, 0.3);
}

.hero-btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(180, 0, 0, 0.5);
}

.hero-btn-secondary {
  border: 2px solid rgba(246, 244, 240, 0.3);
  color: #f6f4f0;
  background: rgba(246, 244, 240, 0.05);
  backdrop-filter: blur(10px);
}

.hero-btn-secondary:hover {
  background: rgba(246, 244, 240, 0.15);
  border-color: #f6f4f0;
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(246, 244, 240, 0.2);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.hero-stat-value {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 900;
  background: linear-gradient(135deg, #b40000 0%, #ff0000 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 4px 12px rgba(180, 0, 0, 0.2);
}

.hero-stat-value.white {
  background: linear-gradient(135deg, #f6f4f0 0%, #ffffff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-label {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(246, 244, 240, 0.6);
  margin-top: 0.5rem;
  font-weight: 600;
}

.hero-stat-divider {
  width: 2px;
  height: 3.5rem;
  background: linear-gradient(180deg, transparent, rgba(246, 244, 240, 0.2), transparent);
}

.hero-scroll-btn {
  position: absolute;
  bottom: 3rem;
  right: 2rem;
  color: #f6f4f0;
  transition: all 0.3s ease;
  text-decoration: none;
  opacity: 0.7;
}

.hero-scroll-btn:hover {
  color: #b40000;
  transform: translateY(5px);
  opacity: 1;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
}

@media (min-width: 768px) {
  .hero-content {
    padding: 2rem 3rem 6rem;
  }
  
  .hero-logo {
    margin-bottom: 4rem;
  }
  
  .hero-logo img {
    height: 4.5rem;
  }
  
  .hero-scroll-btn {
    right: 3rem;
  }
}

@media (min-width: 1024px) {
  .hero-content {
    padding: 3rem 4rem 8rem;
  }
  
  .hero-logo img {
    height: 5rem;
  }
  
  .hero-scroll-btn {
    right: 4rem;
  }
}

/* Sections communes - Design amélioré */
.section {
  padding: 5rem 1.5rem;
  position: relative;
}

.section-dark {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  color: #f6f4f0;
}

.section-light {
  background: linear-gradient(135deg, #f6f4f0 0%, #ffffff 100%);
  color: #222222;
}

.section-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.7;
  opacity: 0.85;
  max-width: 48rem;
  font-weight: 400;
}

@media (min-width: 768px) {
  .section {
    padding: 7rem 3rem;
  }
}

@media (min-width: 1024px) {
  .section {
    padding: 9rem 4rem;
  }
}

/* Marquee - Amélioré */
.marquee-wrapper {
  overflow: hidden;
  background: linear-gradient(135deg, #b40000 0%, #8a0000 100%);
  padding: 2rem 0;
  box-shadow: 0 4px 20px rgba(180, 0, 0, 0.3);
  position: relative;
}

.marquee-wrapper::before,
.marquee-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  width: 100px;
  height: 100%;
  z-index: 2;
}

.marquee-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, #b40000, transparent);
}

.marquee-wrapper::after {
  right: 0;
  background: linear-gradient(90deg, transparent, #b40000);
}

.marquee-content {
  display: flex;
  white-space: nowrap;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  padding: 0 3rem;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #f6f4f0;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* Footer - Design Premium */
.footer {
  background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
  padding: 5rem 1.5rem 3rem;
  border-top: 1px solid rgba(246, 244, 240, 0.08);
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #b40000, transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.footer-logo img {
  height: 2.5rem;
  margin-bottom: 1.25rem;
  filter: brightness(0) invert(1) drop-shadow(0 2px 8px rgba(246, 244, 240, 0.2));
  transition: all 0.3s ease;
}

.footer-logo:hover img {
  transform: scale(1.05);
  filter: brightness(0) invert(1) drop-shadow(0 4px 16px rgba(180, 0, 0, 0.4));
}

.footer-tagline {
  font-size: 0.95rem;
  color: rgba(246, 244, 240, 0.6);
  line-height: 1.7;
  max-width: 280px;
}

.footer-heading {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-weight: 700;
  color: #f6f4f0;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.75rem;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, #b40000, transparent);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  font-size: 0.95rem;
  color: rgba(246, 244, 240, 0.6);
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
  position: relative;
  padding-left: 0;
}

.footer-links a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 2px;
  background: #b40000;
  transition: width 0.3s ease;
}

.footer-links a:hover {
  color: #b40000;
  padding-left: 20px;
}

.footer-links a:hover::before {
  width: 12px;
}

.footer-separator {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(246, 244, 240, 0.1), transparent);
  margin: 3rem 0 2rem;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(246, 244, 240, 0.35);
  margin: 0;
}

@media (min-width: 768px) {
  .footer {
    padding: 6rem 3rem 3rem;
  }
  
  .footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: 3rem;
  }
  
  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .footer {
    padding: 7rem 4rem 3rem;
  }
}

/* Formulaires - Design moderne */
.form-group {
  margin-bottom: 1.75rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.75rem;
  color: #222222;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  font-family: 'Work Sans', sans-serif;
  background-color: rgba(34, 34, 34, 0.03);
  border: 2px solid rgba(34, 34, 34, 0.1);
  border-radius: 4px;
  transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: #b40000;
  background-color: #fff;
  box-shadow: 0 4px 12px rgba(180, 0, 0, 0.08);
  transform: translateY(-2px);
}

.form-textarea {
  resize: vertical;
  min-height: 180px;
  line-height: 1.6;
}

.form-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 2.5rem;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  background: linear-gradient(135deg, #b40000 0%, #8a0000 100%);
  color: #f6f4f0;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 24px rgba(180, 0, 0, 0.3);
  position: relative;
  overflow: hidden;
}

.form-submit::before {
  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 0.6s ease;
}

.form-submit:hover::before {
  left: 100%;
}

.form-submit:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(180, 0, 0, 0.5);
}

/* Icônes SVG */
.icon {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

/* Cartes modernes */
.card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

/* Responsive optimisé */
@media (max-width: 640px) {
  .hero-stats {
    gap: 2rem;
  }
  
  .hero-stat-divider {
    display: none;
  }
  
  .marquee-item {
    font-size: 1rem;
    padding: 0 2rem;
  }
}