/* ==================== INTRO ==================== */
.intro {
    padding: 120px 0;
    background-color: #f5f9f3;
    background-image: 
        /* Lớp 1: Chấm chấm xanh lá */
        radial-gradient(circle, rgba(45, 90, 39, 0.15) 5px, transparent 5px),
        /* Lớp 2: Chấm chấm vàng nâu */
        radial-gradient(circle, rgba(212, 163, 115, 0.18) 4px, transparent 4px),
        /* Lớp 3: Chấm chấm xanh nhạt */
        radial-gradient(circle, rgba(148, 189, 128, 0.12) 3px, transparent 3px),
        /* Lớp 4: Sóng mềm xanh */
        radial-gradient(ellipse 200% 100% at 20% 50%, rgba(232, 240, 228, 0.4) 0%, transparent 50%),
        /* Lớp 5: Sóng mềm vàng */
        radial-gradient(ellipse 150% 150% at 80% 30%, rgba(212, 163, 115, 0.15) 0%, transparent 50%),
        /* Lớp 6: Sóng mềm xanh sẫm */
        radial-gradient(ellipse 180% 120% at 10% 80%, rgba(45, 90, 39, 0.08) 0%, transparent 40%),
        /* Lớp 7: Gradient chính */
        linear-gradient(135deg, #f5f9f3 0%, rgba(232, 240, 228, 0.5) 50%, rgba(212, 163, 115, 0.1) 100%);
    background-size: 
        220px 240px,
        180px 200px,
        250px 280px,
        400px 300px,
        350px 400px,
        450px 350px,
        100% 100%;
    background-position: 
        0 0,
        40px 50px,
        20px 80px,
        0 0,
        50% 50%,
        30% 70%,
        0 0;
    background-attachment: fixed;
    position: relative;
}

.intro-grid {
    display: flex;
    align-items: center;
    gap: 80px;
    flex-wrap: wrap;
}

@media (max-width: 992px) {
    .intro {
        padding: 80px 0;
    }
    .intro-grid {
        gap: 50px;
    }
}

@media (max-width: 768px) {
    .intro {
        padding: 60px 0;
    }
    .intro-grid {
        flex-direction: column;
        gap: 40px;
    }
}

@media (max-width: 640px) {
    .intro {
        padding: 40px 0;
    }
}

.intro-image {
    flex: 1;
    border-radius: 20px;
    overflow: visible;
    position: relative;
    box-shadow: 0 30px 60px rgba(45, 90, 39, 0.2);
}

.intro-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: 
        radial-gradient(circle at 30% 30%, rgba(212, 163, 115, 0.25) 0%, transparent 35%),
        radial-gradient(circle at 70% 70%, rgba(45, 90, 39, 0.15) 0%, transparent 35%);
    border-radius: 20px;
    z-index: -1;
}

@media (max-width: 768px) {
    .intro-image::before {
        top: -15px;
        left: -15px;
        right: -15px;
        bottom: -15px;
    }
}

.intro-image::after {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px dashed rgba(45, 90, 39, 0.15);
    border-radius: 20px;
    z-index: -1;
}

.intro-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    display: block;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    position: relative;
}

.intro-text {
    flex: 1;
}

.intro-text h2 {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 30px;
}

@media (max-width: 992px) {
    .intro-text h2 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .intro-text h2 {
        font-size: 2rem;
    }
}

@media (max-width: 640px) {
    .intro-text h2 {
        font-size: 1.6rem;
    }
}