/* ----------------------------- */
/* Core Work Areas */
/* ----------------------------- */
.core-work {
    padding: 4.5rem 1rem;
    background: linear-gradient(135deg,
            rgba(216, 101, 56, 0.05),
            rgba(88, 107, 223, 0.06));
}

.core-container {
    max-width: 1400px;
    margin: auto;
}

/* Section Header */
.section-header {
    max-width: 720px;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: clamp(1.9rem, 2.6vw, 2.5rem);
    line-height: 1.3;
    margin-bottom: 0.8rem;
}

.section-header p {
    font-size: 1.05rem;
    color: rgba(0, 0, 0, 0.75);
}

/* Grid */
.core-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.6rem;
}

/* Card */
.core-card {
    background: var(--white);
    border-radius: 16px;
    padding: 1.8rem 1.6rem;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.core-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 26px 55px rgba(0, 0, 0, 0.12);
}

/* Icon */
.core-icon {
    font-size: 2rem;
    margin-bottom: 0.8rem;
}

/* Card Text */
.core-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.8rem;
    color: var(--primary);
}

.core-card ul {
    padding-left: 1.1rem;
}

.core-card li {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* ----------------------------- */
/* Responsive */
/* ----------------------------- */
@media (max-width: 1100px) {
    .core-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .core-grid {
        grid-template-columns: 1fr;
    }

    .section-header {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }
}