.hero {
    padding: 30px 20px 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.hero h1 {
    color: #0fb0c0;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    font-weight: bold;
}

.cadre-hero {
    background-color: #6b9080;
    color: white;
    position: relative;
    padding: 4rem 3rem 3rem;
    border-radius: 16px;
    margin: 0 auto 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    min-height: 350px;
    max-width: 1400px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.10);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cadre-hero:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
}

.cadre-hero img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    border-radius: 16px;
    opacity: 0.25;
}

.hero-content {
    position: relative;
    z-index: 1;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 800px;
    flex-grow: 1;
}

.hero-content .lead {
    font-size: 1.2rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.98);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    max-width: 700px;
    margin: 0 0 2rem 0;
    text-align: center;
}

.cta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    z-index: 1;
    margin-top: auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.9rem 2rem;
    border-radius: 8px;
    border: 2px solid transparent;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: #0fb0c0;
    color: white;
    border-color: #0fb0c0;
    box-shadow: 0 2px 8px rgba(15, 176, 192, 0.3);
}

.btn-primary:hover {
    background-color: #0d9aa8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(15, 176, 192, 0.4);
}

.btn-ghost {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-ghost:hover {
    background-color: white;
    color: #6b9080;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
}

.features {
    padding: 20px 20px 80px;
    max-width: 1400px;
    margin: 0 auto;
}

.features h1 {
    color: #0fb0c0;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    font-weight: bold;
}

.cadre-features {
    background-color: #6b9080;
    color: white;
    position: relative;
    padding: 4rem 3rem;
    border-radius: 16px;
    margin: 1.5rem auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    min-height: 350px;
    max-width: 1400px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.10);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cadre-features:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
}

.cadre-features img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    border-radius: 16px;
    opacity: 0.25;
}

.suivi-content,
.securite-content,
.personnalisable-content {
    position: relative;
    z-index: 1;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    width: 100%;
    max-width: 800px;
}

.suivi-content h2,
.securite-content h2,
.personnalisable-content h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    font-weight: bold;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.suivi-content p,
.securite-content p,
.personnalisable-content p {
    font-size: 1.2rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.98);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    max-width: 700px;
    margin: 0;
}

@media (max-width: 768px) {
    .hero {
        padding: 20px 10px 10px;
    }

    .features {
        padding: 10px 10px 40px;
    }

    .hero h1,
    .features h1 {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
    }

    .cadre-hero,
    .cadre-features {
        padding: 2.5rem 2rem;
        min-height: 280px;
        margin: 1rem 10px;
        border-radius: 12px;
    }

    .hero-content .lead {
        font-size: 1.05rem;
        margin-bottom: 1.5rem;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.95rem;
    }

    .suivi-content h2,
    .securite-content h2,
    .personnalisable-content h2 {
        font-size: 1.6rem;
        margin-bottom: 1rem;
    }

    .suivi-content p,
    .securite-content p,
    .personnalisable-content p {
        font-size: 1.05rem;
    }
}

@media (max-width: 480px) {
    .cadre-hero,
    .cadre-features {
        padding: 2rem 1.5rem;
        min-height: 250px;
    }

    .hero h1,
    .features h1 {
        font-size: 1.5rem;
    }

    .hero-content .lead {
        font-size: 1rem;
    }

    .btn {
        padding: 0.75rem 1.3rem;
        font-size: 0.9rem;
    }

    .suivi-content h2,
    .securite-content h2,
    .personnalisable-content h2 {
        font-size: 1.4rem;
    }

    .suivi-content p,
    .securite-content p,
    .personnalisable-content p {
        font-size: 1rem;
    }
}