:root {
    --navy-dark: #070D1F; 
    --text-main: #333333;
    --white: #ffffff;
    --bg-light: #f8f9fc;
    
    /* DÉGRADÉ DU HAUT */
    --bg-gradient-top: linear-gradient(135deg, #020c2b 0%, #0d1b4d 50%, #1a2b5e 100%);

    /* EFFET OR FIN ET MODERNE */
    --gold-gradient: linear-gradient(to right, #C59D5F, #F6E2A3, #D4AF37, #F6E2A3, #B38728);
    
    --border-radius-soft: 15px;
    --border-radius-pill: 50px;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

html { scroll-behavior: smooth; }

/* Titres Chics */
h1, h2, h3, .bh {
    font-family: 'Cinzel', serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 25px; }
.text-center { text-align: center; }

/* CLASSE UTILITAIRE OR (Texte) */
.gold-text {
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
    filter: drop-shadow(0px 4px 6px rgba(0,0,0,0.1));
}

/* ==================================================
   HAUT DE PAGE (Top bar)
   ================================================== */
.top-bar {
    background: var(--bg-gradient-top);
    /* Un peu plus de padding pour que le nouveau bouton respire */
    padding: 15px 0; 
    position: relative;
    z-index: 1001;
}
.top-bar-container { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
}
.bh { font-size: 1.2rem; font-weight: 700; }

/* NOUVEAU STYLE POUR LE BOUTON DE DON (Bien visible) */
.donation-btn {
    background: var(--gold-gradient);
    color: var(--navy-dark); /* Texte foncé sur fond or */
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 10px 25px; /* Aspect bouton */
    border-radius: var(--border-radius-pill); /* Arrondi */
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2); /* Ombre pour le relief */
}
/* L'icône cœur est aussi foncée */
.donation-btn i { color: var(--navy-dark); }

.donation-btn:hover {
    transform: translateY(-3px); /* Effet "levé" au survol */
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
    filter: brightness(1.1);
    color: var(--navy-dark);
}

/* LE HEADER ET LA NAV BAR ONT ÉTÉ SUPPRIMÉS ICI */

/* ==================================================
   HERO SECTION
   ================================================== */
.hero {
    background: linear-gradient(to bottom, rgba(2, 12, 43, 0.95), rgba(26, 43, 94, 0.98)), url('https://www.transparenttextures.com/patterns/stardust.png');
    background-color: var(--navy-dark);
    color: var(--white);
    /* Padding ajusté car la navbar n'est plus là */
    padding: 60px 0 140px; 
    text-align: center;
    border-bottom: 2px solid #D4AF37;
    position: relative;
}

/* Animation de flottement pour le logo */
@keyframes floatLogo {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); } 
    100% { transform: translateY(0px); }
}

.hero-logo {
    max-width: 170px; 
    margin: 0 auto 40px auto; 
    display: block;
    animation: floatLogo 4s ease-in-out infinite;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.5));
}
.hero h1 {
    font-size: 4.2rem; margin-bottom: 25px; font-weight: 700; line-height: 1.2;
}
.hero-subtitle {
    font-size: 1.2rem; max-width: 650px; margin: 0 auto 50px auto;
    color: #cccccc; font-weight: 300; letter-spacing: 0.5px;
}

/* Bouton Principal (Identique au bouton don maintenant) */
.btn-gold {
    display: inline-block; padding: 16px 45px;
    text-decoration: none; text-transform: uppercase;
    font-family: 'Cinzel', serif; font-weight: 700; font-size: 1rem; letter-spacing: 1.5px;
    border: none; cursor: pointer;
    border-radius: var(--border-radius-pill); 
    background: var(--gold-gradient);
    color: var(--navy-dark);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
    transition: all 0.4s ease;
}
.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(212, 175, 55, 0.4);
    filter: brightness(1.1);
}

/* ==================================================
   ACTIVITÉS
   ================================================== */
.activities-section { padding: 120px 0; }
.section-title {
    font-size: 2.8rem; margin-bottom: 20px; position: relative; padding-bottom: 30px;
}
.section-title::after {
    content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 80px; height: 2px;
    background: var(--gold-gradient);
}
.grid-container {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px; margin-top: 70px; text-align: left;
}
.card {
    background: var(--white); padding: 50px 40px; text-align: center;
    border-radius: var(--border-radius-soft); 
    box-shadow: 0 10px 30px rgba(0,0,0,0.04);
    transition: all 0.4s ease;
    border: 1px solid #f0f0f0;
}
.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(7, 13, 31, 0.08);
    border-color: #D4AF37;
}
.card .icon { font-size: 2.5rem; margin-bottom: 25px; }
.card h3 { color: var(--navy-dark); font-size: 1.4rem; margin-bottom: 15px; font-weight: 600; }
.card p { font-size: 1rem; color: #666; font-weight: 300; }

/* ==================================================
   CONTACT & FOOTER
   ================================================== */
.contact-section {
    background-color: var(--white); padding: 120px 0; border-top: 1px solid #f0f0f0;
}
.contact-subtitle { margin-bottom: 60px; color: #777; font-size: 1.1rem; }
.contact-form { max-width: 600px; margin: 0 auto; text-align: left; }
.input-group { margin-bottom: 40px; }
.input-group input, .input-group textarea {
    width: 100%; padding: 15px 5px;
    border: none; border-bottom: 1px solid #ccc;
    background: transparent; font-size: 1.1rem; color: var(--navy-dark);
    font-family: 'Montserrat', sans-serif;
    transition: all 0.4s;
}
.input-group input:focus, .input-group textarea:focus {
    outline: none; border-bottom: 2px solid #D4AF37; padding-left: 10px;
}

footer {
    background-color: var(--navy-dark); color: var(--white);
    padding: 60px 0; border-top: 2px solid #D4AF37;
}
.footer-logo {
    max-height: 80px; margin-bottom: 20px;
    filter: brightness(0) invert(1); opacity: 0.7;
}
footer p { font-size: 0.9rem; color: #888; }

/* ==================================================
   BOUTON WHATSAPP
   ================================================== */
.whatsapp-float {
    position: fixed; width: 65px; height: 65px;
    bottom: 30px; right: 30px;
    background-color: #25d366; color: #FFF;
    border-radius: 50px; text-align: center; font-size: 35px;
    box-shadow: 0px 5px 20px rgba(0, 0, 0, 0.15);
    z-index: 9999; 
    display: flex; align-items: center; justify-content: center;
    text-decoration: none; transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.whatsapp-float:hover {
    transform: translateY(-5px) scale(1.05); background-color: #20b858; color: #FFF;
    box-shadow: 0px 10px 25px rgba(37, 211, 102, 0.4);
}

/* ==================================================
   ANIMATIONS & RESPONSIVE
   ================================================== */
.animate-on-scroll {
    opacity: 0; transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
    .hero h1 { font-size: 2.8rem; }
    .hero-logo { max-width: 130px; } 
    .section-title { font-size: 2.2rem; }
    .card { padding: 40px 20px; }
    .whatsapp-float { width: 55px; height: 55px; font-size: 30px; bottom: 20px; right: 20px; }
    /* Ajustement du bouton don sur mobile */
    .donation-btn { font-size: 0.8rem; padding: 8px 15px; }
}