:root{
    --bg-page: #f5f3eb;
    --text-color: #333333;
    --header-bg: #b19d78;
    --card-bg: #ffffff;
    --accent: #2f5d3a;
}

/* Thème sombre */
:root[data-theme="dark"]{
    --bg-page: #151515;
    --text-color: #f3f3f3;
    --header-bg: #2a2418;
    --card-bg: #1f1f1f;
    --accent: #7fbf7d;
}


*,
*::before,
*::after{
    box-sizing: border-box;
}

body{
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: var(--bg-page);
    color: var(--text-color);
}

/* HEADER */


.theme-toggle{
    position: absolute;
    top: 15px;
    right: 15px;
    border: none;
    background: rgba(255,255,255,0.6);
    padding: 6px 10px;
    border-radius: 999px;
    cursor: pointer;
    font-size: 1rem;
}


.site-header{
    background: var(--header-bg);
    color: var(--text-color);
    padding: 40px 20px 60px;
    text-align: center;
}

.header-inner{
    max-width: 900px;
    margin: 0 auto;
}

.site-header h1{
    font-size: clamp(2rem, 3vw, 2.7rem);
    margin: 0 0 10px;
}

.site-header p{
    font-size: clamp(1rem, 2vw, 1.2rem);
    margin: 0 0 20px;
}

/* BOUTONS GLOBAUX */

.btn-primary,
.btn-secondary{
    display: inline-block;
    padding: 12px 22px;
    font-size: 1rem;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.btn-primary{
    background: var(--accent);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.btn-primary:hover{
    background: #274c30;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
}

.btn-secondary{
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

.btn-secondary:hover{
    background: #2f5d3a;
    color: #ffffff;
}

/* LAYOUT GLOBAL */

main{
    padding: 40px 20px 60px;
}

/* SECTION HERO */

.hero{
    max-width: 1100px;
    margin: 0 auto 60px;
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.hero-text{
    flex: 1 1 320px;
    min-width: 260px;
}

.hero-text h2{
    font-size: clamp(1.6rem, 2.4vw, 2rem);
    margin-top: 0;
    margin-bottom: 15px;
}

.hero-text p{
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 15px;
}

.hero-text ul{
    padding-left: 18px;
    margin: 0;
    list-style: disc;
}

.hero-text li{
    margin-bottom: 6px;
}

.hero-image{
    flex: 1 1 320px;
    min-width: 260px;
}

.hero-image img{
    display: block;
    width: 100%;
    height: auto;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

/* FEATURES */

.features{
    max-width: 1100px;
    margin: 0 auto 60px;
    text-align: center;
}

.features h2{
    font-size: clamp(1.6rem, 2.4vw, 2rem);
    margin-bottom: 25px;
}

.features-grid{
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.feature-card{
    flex: 1 1 260px;
    max-width: 340px;
    background: var(--card-bg);
    border-radius: 14px;
    padding: 20px 18px;
    box-shadow: 0 8px 22px rgba(0,0,0,0.06);
    text-align: left;
}

.feature-card h3{
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 1.1rem;
    color: var(--accent);
}

.feature-card p{
    margin: 0;
    font-size: 0.98rem;
    line-height: 1.5;
}

/* CTA FINALE */

.cta{
    max-width: 1100px;
    margin: 0 auto 40px;
}

.cta-card{
    background: var(--card-bg);
    border-radius: 16px;
    padding: 30px 22px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.cta-card h2{
    margin-top: 0;
    margin-bottom: 10px;
    font-size: clamp(1.5rem, 2.2vw, 1.9rem);
}

.cta-card p{
    margin: 0 0 20px;
    font-size: 1rem;
}

.cta-actions{
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

/* FOOTER */

.site-footer{
    text-align: center;
    padding: 18px 10px 22px;
    font-size: 0.9rem;
    color: #666666;
    background: var(--card-bg);
    border-top: 1px solid #e0ddd3;
}

/* RESPONSIVE */

@media (max-width: 768px){
    .site-header{
        padding: 30px 16px 40px;
    }

    main{
        padding: 30px 16px 40px;
    }

    .hero{
        gap: 24px;
    }

    .hero-text,
    .hero-image{
        min-width: 100%;
    }
}

@media (max-width: 480px){
    .cta-card{
        padding: 24px 16px;
    }

    .feature-card{
        padding: 18px 14px;
    }
}