/* Variables de thème (Inspiré de ton app) */
:root {
    --primary: #BA68C8; /* Ta couleur primaire */
    --primary-dark: #9C27B0;
    --background: #FDFBFF; /* surfaceContainerLow */
    --surface: #FFFFFF;
    --text-main: #1A1C1E;
    --text-muted: #73777F;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Nunito', sans-serif; /* La typo de ton SplashScreen ! */
}

body {
    background-color: var(--background);
    color: var(--text-main);
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 8%;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 2px;
}

.language-selector span {
    cursor: pointer;
    font-size: 24px;
    margin-left: 12px;
    opacity: 0.5;
    transition: 0.3s;
}

.language-selector span:hover, .language-selector span.active {
    opacity: 1;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 60px 8%;
    min-height: 70vh;
}

.hero-text {
    flex: 1;
    padding-right: 40px;
}

.hero-text h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--primary-dark);
}

.hero-text p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 32px;
    line-height: 1.6;
}

.cta-button {
    background-color: var(--primary);
    color: white;
    padding: 16px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 800;
    font-size: 18px;
    transition: 0.3s;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(186, 104, 200, 0.4);
}

.cta-button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.hero-image img {
    max-width: 300px; /* Taille d'un smartphone */
    border-radius: 30px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* Features */
.features {
    display: flex;
    justify-content: center;
    gap: 32px;
    padding: 60px 8%;
    background-color: var(--surface);
}

.feature-card {
    flex: 1;
    padding: 32px;
    background-color: var(--background);
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.feature-card .icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-card h3 {
    margin-bottom: 12px;
    color: var(--primary-dark);
}

.feature-card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.5;
}

/* Footer */
footer {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

footer a {
    color: var(--primary);
    text-decoration: none;
}

/* Responsive (Mobiles) */
@media (max-width: 768px) {
    .hero { flex-direction: column; text-align: center; }
    .hero-text { padding-right: 0; margin-bottom: 40px; }
    .features { flex-direction: column; }
}