/* ===== R&D Section Styling ===== */
.rnd-section {
    padding: 80px 20px;
    background: #f9f9f9;
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #222;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #555;
    max-width: 700px;
    margin: 0 auto 50px;
}

/* Card Grid */
.rnd-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.rnd-card {
    border-radius: 20px;
    overflow: hidden;
    color: #fff;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    position: relative;
    cursor: pointer;
}

    .rnd-card:hover {
        transform: translateY(-12px) scale(1.03);
        box-shadow: 0 15px 35px rgba(0,0,0,0.3);
    }

/* ===== R&D Card Colors (New) ===== */
.card-green {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
}
/* Fresh Green */
.card-sky {
    background: linear-gradient(135deg, #00c6ff, #0072ff);
}
/* Sky Blue */
.card-sunset {
    background: linear-gradient(135deg, #ff512f, #dd2476);
}
/* Sunset Orange-Pink */
.card-golden {
    background: linear-gradient(135deg, #f7971e, #ffd200);
}
/* Golden Yellow */

/* Hover Glow Effect */
.rnd-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 20px 45px rgba(0,0,0,0.35);
}



.rnd-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.rnd-card:hover .rnd-img {
    transform: scale(1.2);
}

.rnd-content {
    padding: 20px;
}

    .rnd-content h3 {
        font-size: 1.5rem;
        margin-bottom: 10px;
    }

    .rnd-content p {
        font-size: 1rem;
        line-height: 1.5;
    }

/* ===== Animations ===== */
.fade-in-up, .slide-in-left, .slide-in-right, .slide-in-up {
    opacity: 0;
}

.fade-in-up {
    animation: fadeInUp 1s forwards;
}

.slide-in-left {
    animation: slideInLeft 1s forwards;
}

.slide-in-right {
    animation: slideInRight 1s forwards;
}

.slide-in-up {
    animation: slideInUp 1s forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}