:root {
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --accent: #F59E0B;
    --bg-dark: #0F172A;
    --bg-light: #F8FAFC;
    --text-dark: #1E293B;
    --text-light: #F8FAFC;
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    overflow-x: hidden;
}

/* Navbar Landing */
.glass-nav {
    background: rgba(18, 18, 32, 0.85);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    padding: 1rem 0;
}
.glass-nav .navbar-brand, .glass-nav .nav-link {
    color: rgba(255,255,255,0.9);
}
.glass-nav .nav-link:hover {
    color: var(--accent);
}
.btn-accent {
    background: var(--accent);
    color: #fff;
    border-radius: 30px;
    padding: 0.5rem 1.5rem;
    transition: var(--transition);
}
.btn-accent:hover {
    background: #e04e6e;
    transform: translateY(-2px);
    color: white;
}
.btn-outline-accent {
    border: 2px solid var(--accent);
    color: var(--accent);
    border-radius: 30px;
    padding: 0.5rem 1.5rem;
}
.btn-outline-accent:hover {
    background: var(--accent);
    color: white;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    color: white;
    position: relative;
    overflow: hidden;
}
.hero .min-vh-100 {
    min-height: 100vh;
    padding-top: 80px;
}
.text-gradient {
    background: linear-gradient(135deg, #F59E0B, #4F46E5);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.floating {
    animation: float 3s ease-in-out infinite;
}
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}
.wave-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23F8FAFC" fill-opacity="1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,154.7C960,171,1056,181,1152,165.3C1248,149,1344,107,1392,85.3L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
}

/* Sections */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.section-subtitle {
    font-size: 1.2rem;
    color: #6c757d;
}
.feature-card, .centre-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    height: 100%;
}
.feature-card:hover, .centre-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(79,70,229,0.15);
}
.icon-box {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}
.icon-box i {
    font-size: 2rem;
    color: white;
}
.bg-dark-gradient {
    background: linear-gradient(135deg, #1e1e2f, #2a2a3b);
}
.centre-card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    color: white;
}
.centre-card i {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 1rem;
}
.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 4rem 0;
}
.footer {
    background: var(--bg-dark);
    color: #aaa;
    padding: 2rem 0;
}
.social-links a {
    color: white;
    font-size: 1.2rem;
    margin: 0 0.5rem;
    transition: var(--transition);
}
.social-links a:hover {
    color: var(--accent);
}

/* Formulaires */
.form-container {
    max-width: 500px;
    margin: 80px auto;
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}
.form-control {
    border-radius: 12px;
    padding: 0.75rem 1rem;
    border: 1px solid #e0e0e0;
}
.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(79,70,229,0.25);
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    border-radius: 30px;
    padding: 0.75rem;
    font-weight: 600;
    transition: var(--transition);
}
.btn-primary:hover {
    transform: translateY(-2px);
    filter: brightness(1.05);
}

/* Navbar application */
.app-nav {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 0.75rem 0;
}
.app-nav .navbar-brand {
    font-weight: bold;
    color: var(--primary);
}