html {
  scroll-behavior: smooth;
}


:root {
    --primary: #4F46E5;
    --secondary: #14B8A6;
    --dark: #0F172A;
    --light: #F8FAFC;
}

body { font-family: 'Inter', sans-serif; scroll-smooth: always; }
h1, h2, h3 { font-family: 'Space Grotesk', sans-serif; }

.hero-gradient {
    background: radial-gradient(circle at top right, rgba(79, 70, 229, 0.08), transparent),
                radial-gradient(circle at bottom left, rgba(20, 184, 166, 0.05), transparent);
}

.glass-card {
    background: white;
    border: 1px solid rgba(226, 232, 240, 0.8);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
    border-color: var(--primary);
}

.btn-shine {
    position: relative;
    overflow: hidden;
}

.btn-shine::after {
    content: "";
    position: absolute;
    top: -50%; font-family: 'Inter', sans-serif;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255,255,255,0.1);
    transform: rotate(45deg);
    transition: 0.5s;
}

.btn-shine:hover::after { left: 120%; }



.footer-link {
    @apply text-slate-400 hover:text-indigo-400 transition-colors duration-300 flex items-center gap-2;
}

.footer-title {
    @apply text-white font-bold uppercase tracking-widest text-sm mb-6;
}

.newsletter-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    @apply w-full p-3 rounded-xl text-white outline-none focus:border-indigo-500 transition-all;
}


/* Effet de flou sur le menu */
.nav-glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* Animation de soulignement moderne */
.nav-link {
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: #4F46E5;
    transition: width 0.3s ease;
}

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

/* Bouton avec ombre portée évolutive */
.btn-nav {
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.15);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.25);
}
.hero-video {
    filter: grayscale(100%) brightness(0.9);
    mix-blend-mode: multiply;
}
::selection {
  background-color: #4f46e5; /* Ton indigo */
  color: white;
}
/* Animation de la pastille de survol */
.nav-item {
    position: relative;
    transition: all 0.3s ease;
}

.nav-item::before {
    content: '';
    position: absolute;
    inset: -4px -12px;
    background: rgba(79, 70, 229, 0.05);
    border-radius: 12px;
    scale: 0.8;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.nav-item:hover::before {
    scale: 1;
    opacity: 1;
}

/* Effet de réduction au scroll (optionnel via JS) */
.nav-scrolled {
    padding-top: 1rem !important;
    padding-bottom: 1rem !important;
    background: rgba(255, 255, 255, 0.9) !important;
}