/* === style-accueil.css — KIZUNA STUDIO === */

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

body {
  font-family: 'Poppins', sans-serif;
  color: #fff;
  background: linear-gradient(135deg, #1E1B3A 0%, #3A0CA3 50%, #7209B7 100%);
  overflow-x: hidden;
  line-height: 1.7;
}

/* === PARTICULES === */
#particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}



/* === NAVBAR === */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 3rem;
  background: rgba(30, 27, 58, 0.8);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.logo {
  width: 85px; /* taille du cercle */
  height: 85px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: logoGlow 3.5s infinite ease-in-out;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo a {
  display: flex;
  width: 100%;
  height: 100%;
  border-radius: 50%;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  transition: transform 0.4s ease, filter 0.4s ease;
}

/* === LUEUR CONTINUE SUR LE CONTOUR === */
@keyframes logoGlow {
  0%, 100% {
    box-shadow: 0 0 15px rgba(76, 201, 240, 0.3),
                0 0 30px rgba(162, 89, 255, 0.2);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 25px rgba(162, 89, 255, 0.5),
                0 0 45px rgba(76, 201, 240, 0.4);
    transform: scale(1.03);
  }
}

/* === SURVOL === */
.logo:hover {
  transform: scale(1.1);
  box-shadow: 0 0 45px rgba(162, 89, 255, 0.6),
              0 0 70px rgba(76, 201, 240, 0.5);
}

.logo:hover img {
  transform: scale(1.12);
  filter: brightness(1.2);
}





.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  position: relative;
  transition: color 0.3s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: #4CC9F0;
  transition: width 0.3s ease;
}

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

.burger {
  display: none;
  color: #fff;
  font-size: 1.8rem;
  cursor: pointer;
}

/* === HERO === */
.hero {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  z-index: 2;
  max-width: 700px;
  padding: 2rem;
}

.hero-logo {
  width: 270px;
  animation: float 4s ease-in-out infinite;
  filter: drop-shadow(0 0 15px rgba(76,201,240,0.4));
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero h1 {
  font-size: 3rem;
  margin-top: 1.2rem;
  background: linear-gradient(90deg, #4CC9F0, #A259FF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 1px;
}

.subtitle {
  color: rgba(255,255,255,0.9);
  font-size: 1.2rem;
  margin-top: 1rem;
}

.hero-buttons {
  margin-top: 2rem;
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
  text-decoration: none;
  padding: 0.8rem 1.8rem;
  border-radius: 30px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}

.btn-primary {
  background-color: #4CC9F0;
  color: #1E1B3A;
}

.btn-primary:hover {
  background-color: #A259FF;
  color: #fff;
}

.btn-secondary {
  border: 1px solid #4CC9F0;
  color: #4CC9F0;
  background: transparent;
}

.btn-secondary:hover {
  background-color: #4CC9F0;
  color: #1E1B3A;
}

/* === EFFET D’OMBRE SOUS LES BOUTONS === */
.btn-primary, .btn-secondary {
  box-shadow: 0 8px 20px rgba(97, 201, 233, 0.3); /* ombre douce bleutée */
  transition: all 0.3s ease;
}

.btn-primary:hover, .btn-secondary:hover {
  box-shadow: 0 10px 25px rgba(162, 89, 255, 0.4); /* ombre plus marquée au survol */
  transform: translateY(-3px);
}

/* --- HERO BACKGROUND --- */
.hero-bg {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: radial-gradient(circle at 20% 30%, rgba(76,201,240,0.15), transparent 60%),
              radial-gradient(circle at 80% 70%, rgba(162,89,255,0.15), transparent 60%);
  z-index: 1;
  animation: bgMove 10s infinite alternate ease-in-out;
}

@keyframes bgMove {
  0% { background-position: 20% 30%, 80% 70%; }
  100% { background-position: 30% 40%, 70% 60%; }
}

/* === À PROPOS === */
.apropos {
  text-align: center;
  padding: 6rem 2rem;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
}

.apropos h2 {
  font-size: 2rem;
  color: #4CC9F0;
  margin-bottom: 1.5rem;
}

.apropos p {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.1rem;
  color: rgba(255,255,255,0.9);
}

/* === SERVICES PREVIEW === */
.services-preview {
  text-align: center;
  padding: 6rem 2rem;
}

.services-preview h2 {
  font-size: 2rem;
  color: #A259FF;
  margin-bottom: 3rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.card {
  background: rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 2rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  backdrop-filter: blur(10px);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(76,201,240,0.2);
}

.card i {
  font-size: 2.2rem;
  color: #4CC9F0;
  margin-bottom: 1rem;
}

.card h3 {
  color: #fff;
  margin-bottom: 0.5rem;
}

.card p {
  color: rgba(255,255,255,0.8);
}

/* === CTA === */
.cta {
  text-align: center;
  padding: 6rem 2rem;
  background: linear-gradient(135deg, #3A0CA3, #7209B7);
}

.cta h2 {
  font-size: 2rem;
  color: #fff;
  margin-bottom: 1rem;
}

.cta p {
  color: rgba(255,255,255,0.9);
  margin-bottom: 2rem;
}

.footer {
  background: rgba(30, 27, 58, 0.95);
  color: #fff;
  padding: 3rem 2rem 1rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-family: 'Poppins', sans-serif;
}

.footer-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto 2rem;
  gap: 2rem;
}

.footer-column {
  flex: 1;
  min-width: 220px;
}

.footer-column.center {
  text-align: center;
}

.footer-column.right {
  text-align: right;
}

.footer-column h3 {
  color: #4CC9F0;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.footer-column p,
.footer-column a,
.footer-bottom a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

.footer-column a:hover,
.footer-bottom a:hover {
  color: #A259FF;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

.footer-column ul li {
  margin: 0.4rem 0;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  margin-top: 0.8rem;
}

.social-icons a {
  font-size: 1.5rem;
  color: #fff;
  transition: color 0.3s ease, transform 0.3s ease;
}

.social-icons a:hover {
  color: #4CC9F0;
  transform: scale(1.1);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  padding-top: 1rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
}

@media (max-width: 768px) {
  .footer-container {
    flex-direction: column;
    text-align: center;
  }

  .footer-column.right {
    text-align: center;
  }
}


/* === FADE ANIMATION === */
.fade-section {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s ease, transform 1s ease;
}

.fade-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    background: rgba(30,27,58,0.95);
    position: absolute;
    top: 70px;
    right: 0;
    width: 100%;
    text-align: center;
    padding: 2rem 0;
  }

  .nav-links.active {
    display: flex;
  }

  .burger {
    display: block;
  }

  .hero h1 {
    font-size: 2.3rem;
  }

  .subtitle {
    font-size: 1rem;
  }

  .cards {
    grid-template-columns: 1fr;
  }
}