/* ============================= */
/* SOCIAL PROOF / OUR CLIENTS   */
/* ============================= */

.social-proof {
    padding: 3rem 0 3.5rem;
    background: #FFFFFF; /* Putih clean */
}

.social-proof .container {
    max-width: 980px;
    margin: 0 auto;
    text-align: center;
}

.sp-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: #101010; /* Hitam elegan */
}

.sp-subtitle {
    max-width: 640px;
    margin: 0 auto 2.5rem;
    font-size: 0.98rem;
    line-height: 1.7;
    color: #4A4A4A; /* Abu premium */
}

/* Grid logo */
.client-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
}

/* Kartu logo */
.client-card {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 1.4rem 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;

    /* Shadow baru – lebih premium, sedikit kebiruan */
    box-shadow: 0 18px 45px rgba(30, 107, 255, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.client-card img {
    max-width: 100%;
    height: auto;
    max-height: 40px;
    object-fit: contain;
    filter: grayscale(20%);
    opacity: 0.9;
    transition: filter 0.2s ease, opacity 0.2s ease;
}

.client-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 55px rgba(30, 107, 255, 0.14); /* Hover lebih tegas */
}

.client-card:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

/* ============================= */
/* RESPONSIVE                   */
/* ============================= */

@media (max-width: 992px) {
    .client-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .social-proof {
        padding: 2.5rem 0 3rem;
    }

    .sp-title {
        font-size: 1.6rem;
    }

    .sp-subtitle {
        font-size: 0.95rem;
        margin-bottom: 2rem;
        color: #4A4A4A; /* tetap abu elegan */
    }

    .client-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.1rem;
    }

    .client-card {
        padding: 1.1rem 0.8rem;
        border-radius: 14px;
    }

    .client-card img {
        max-height: 34px;
    }
}

@media (max-width: 480px) {
    .client-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.9rem;
    }

    .sp-title {
        font-size: 1.4rem;
    }
}