/* =========================================
   VARIABLES ET BASE
   ========================================= */
:root {
    --primary-blue: #1D5DFF;
    --dark-blue: #0046e5;
    --text-dark: #1a1a1a;
    --text-light: #666;
    --bg-light: #fdfdfd;
    --bg-blue-pale: #F1F7FE;
    --white: #ffffff;
    --border-color: #eeeeee;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    
}
/* =========================================
   NAVBAR
   ========================================= */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    background: var(--white);
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
}
.logo-icon { color: var(--primary-blue); font-weight: bold; }
nav { display: flex; align-items: center; gap: 30px; }
.login-link {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 0.95rem;
}
.btn-signup {
    background-color: var(--primary-blue);
    color: white;
    padding: 10px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}
/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 5% 8%;
    gap: 50px;
    background-color: var(--bg-blue-pale);
}
.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 25px;
    font-weight: 700;
}
.hero-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 40px;
    max-width: 500px;
}
.cta-group { display: flex; gap: 15px; }
.btn-primary {
    background-color: var(--primary-blue);
    color: white;
    padding: 16px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(29, 93, 255, 0.3);
}
.btn-secondary {
    background-color: #f0f2f5;
    color: #444;
    padding: 16px 30px;
    border-radius: 8px;
    text-decoration: none;
    border: 1px solid #ddd;
}
.image-wrapper {
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}
.image-wrapper img { width: 100%; display: block; }
/* =========================================
   FONCTIONNALITÉS (GRILLE)
   ========================================= */
.features { padding: 100px 8%; text-align: center; }
.features-header h2, .features-header-centered h2 {
    font-size: 2.2rem;
    margin-bottom: 12px;
    font-weight: 700;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 50px;
}
.feature-card {
    background: var(--white);
    padding: 45px 35px;
    border-radius: 16px;
    text-align: left;
    transition: 0.3s;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03); 
}
.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(29, 93, 255, 0.08);
}
.icon-box {
    width: 48px; height: 48px;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 25px;
}
.blue-icon { background-color: rgba(29, 93, 255, 0.12); color: var(--primary-blue); }
/* =========================================
   FONCTIONNALITÉS DÉTAILLÉES
   ========================================= */
.detailed-features { padding: 80px 8%; background-color: var(--white); }
.features-header-centered { text-align: center; max-width: 700px; margin: 0 auto 60px; }
.detailed-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}
.detailed-card {
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: 0.3s;
}
.feature-list { list-style: none; margin-top: 15px; }
.feature-list li {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}
.feature-list li::before {
    content: "•"; color: #ccc; position: absolute; left: 0;
}
/* =========================================
   CAS D'UTILISATION
   ========================================= */
.use-cases { padding: 100px 8%; background-color: var(--bg-light); }
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}
.use-case-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: 0.3s;
}
.use-case-img { height: 200px; width: 100%; }
.use-case-img img { width: 100%; height: 100%; object-fit: cover; }
.use-case-content { padding: 30px; }
/* =========================================
   TÉMOIGNAGES
   ========================================= */
.testimonials { padding: 80px 8%; background-color: var(--white); }
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}
.testimonial-card {
    padding: 35px;
    border-radius: 12px;
    border: 1px solid #f0f0f0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
}
.stars { color: #FFD700; margin-bottom: 20px; letter-spacing: 3px; }
.quote { font-style: italic; margin-bottom: 25px; }
.user-info { display: flex; align-items: center; gap: 12px; border-top: 1px solid #f5f5f5; padding-top: 20px; }
/* =========================================
   TARIFICATION
   ========================================= */
.pricing { padding: 100px 8%; background-color: var(--bg-blue-pale); }
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px; margin: 0 auto;
}
.pricing-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid #eef2f6;
    display: flex; flex-direction: column;
}
.pricing-card.featured {
    border-color: var(--primary-blue);
    box-shadow: 0 15px 35px rgba(29, 93, 255, 0.1);
    transform: translateY(-5px);
}
.price { font-size: 2rem; font-weight: 700; color: var(--primary-blue); margin: 20px 0; }
.btn-pricing {
    background: var(--primary-blue);
    color: white; padding: 14px;
    text-align: center; border-radius: 8px;
    text-decoration: none; font-weight: 600;
}
/* =========================================
   FAQ
   ========================================= */
.faq { padding: 100px 8%; }
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1100px; margin: 0 auto;
}
.faq-item { background: var(--white); padding: 30px; border-radius: 12px; border: 1px solid #f0f0f0; }
.faq-question { display: flex; align-items: center; gap: 15px; margin-bottom: 10px; }
/* =========================================
   AVANTAGES ET STATS
   ========================================= */
.advantages { padding: 100px 8%; background: var(--white); }
.advantages-container { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.check-list li { position: relative; padding-left: 30px; margin-bottom: 15px; list-style: none; }
.check-list li::before {
    content: "✓"; position: absolute; left: 0; color: var(--primary-blue);
    border: 2px solid var(--primary-blue); border-radius: 50%; width: 20px; height: 20px;
    display: flex; align-items: center; justify-content: center; font-size: 12px;
}
.advantages-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.stat-card { padding: 30px; border-radius: 15px; color: white; text-align: center; }
.stat-card.blue { background: var(--primary-blue); }
.stat-card.dark { background: #2D3748; }
.stat-card.light-blue { background: #4299E1; }
/* =========================================
   CTA FINAL ET FOOTER
   ========================================= */
.final-cta { background: var(--primary-blue); color: white; text-align: center; padding: 80px 8%; }
.btn-white { background: white; color: var(--primary-blue); padding: 15px 35px; border-radius: 8px; text-decoration: none; font-weight: 600; display: inline-block; margin-top: 20px; }
.main-footer { background: #0F172A; color: #94A3B8; padding: 60px 8% 30px; }
.footer-top { display: flex; justify-content: space-between; border-bottom: 1px solid #1E293B; padding-bottom: 40px; }
.footer-links a { color: #94A3B8; text-decoration: none; margin-left: 20px; }
/* =========================================
   RESPONSIVE (MOBILE)
   ========================================= */
@media (max-width: 992px) {
    .hero, .advantages-container, .pricing-grid, .features-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-content p { margin: 0 auto 40px; }
    .cta-group { justify-content: center; }
    .faq-grid, .testimonials-grid, .detailed-grid, .use-cases-grid { grid-template-columns: 1fr; }
}

/* --- Ajustements Mobile & Menu Hamburger --- */

@media (max-width: 992px) {
    .navbar {
        padding: 15px 5%;
        position: relative;
    }

    .menu-toggle {
        display: block;
        cursor: pointer;
    }

    .menu-toggle .bar {
        display: block;
        width: 25px;
        height: 3px;
        margin: 5px auto;
        background-color: var(--text-dark);
        transition: all 0.3s ease-in-out;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: -100%; /* Caché par défaut */
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        padding: 20px 0;
        z-index: 1000;
        gap: 20px;
    }

    .nav-menu.active {
        left: 0; /* Affiche le menu */
    }

    .hero-content h1 {
        font-size: 2.5rem; /* Réduire la taille du titre sur mobile */
    }

    .pricing-card.featured {
        transform: none; /* Annule le décalage sur mobile pour éviter les bugs visuels */
    }
}

@media (min-width: 993px) {
    .menu-toggle {
        display: none;
    }
}

/* --- Ajustements Footer Responsive --- */
@media (max-width: 992px) {
    .footer-top {
        flex-direction: column; /* Aligne le logo et les liens verticalement */
        text-align: center;
        gap: 30px;
    }

    .footer-brand {
        max-width: 100%;
    }

    .footer-links {
        display: flex;
        flex-direction: column; /* Liens les uns sous les autres */
        gap: 15px;
        margin-top: 10px;
    }

    .footer-links a {
        margin-left: 0; /* Supprime la marge latérale sur mobile */
        font-size: 1rem;
    }

    .footer-bottom {
        text-align: center;
        padding-top: 20px;
    }
}