:root {
    --primary-dark: #19272B;
    --primary: #43BAFF;
    --accent-blue: #43BAFF;
    --light-bg: #E1F2F2;
    --white: #ffffff;
    --stroke-2: #FFFFFF26;
    --text-gray: #5a6c75;
}
/* Hero Section */
.hero-image {
    position: relative;
}

.hero-visual {
    width: 100%;
    height: 400px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 200px;
    opacity: 0.9;
}

/* Service Overview */
.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.overview-text h3 {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--white);
}

.overview-text p {
    margin-bottom: 20px;
    color: var(--white);
    font-size: 16px;
}

.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
}

.badge {
    background: var(--accent-blue);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.overview-visual {
    background: linear-gradient(135deg, var(--light-bg) 0%,100%);
    padding: 40px;
    border-radius: 15px;
    border: 3px solid var(--accent-blue);
}

.visual-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.visual-icon {
    width: 65px;
    height: 65px;
    background: var(--accent-blue);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
    flex-shrink: 0;
}

.visual-text h4 {
    font-size: 2rem;
    margin-bottom: 2px;
}

.visual-text p {
    font-size: 1.5rem;
    line-height:1.6;
}

/* Why Choose Us */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--stroke-2);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s;
    border-top: 4px solid transparent;
}

    .feature-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 15px 40px rgba(67, 186, 255, 0.2);
        border-top-color: var(--accent-blue);
    }

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--primary-dark);
}

.feature-card h3 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.feature-card p {
    line-height:1.6;
}

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

/* Tablets (768px and below) */
@media (max-width: 768px) {
    .hero-visual {
        height: 300px;
        font-size: 150px;
        border-radius: 15px;
    }

    /* Service Overview */
    .overview-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .overview-text h3 {
        font-size: 28px;
    }

    .tech-badges {
        gap: 10px;
        margin-top: 20px;
    }

    .badge {
        padding: 6px 12px;
        font-size: 13px;
    }

    .overview-visual {
        padding: 30px;
    }

    .visual-item {
        gap: 12px;
        margin-bottom: 20px;
    }

    .visual-icon {
        width: 55px;
        height: 55px;
        font-size: 20px;
    }

    .visual-text h4 {
        font-size: 1.6rem;
    }

    .visual-text p {
        font-size: 1.3rem;
    }

    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .feature-card {
        padding: 30px 25px;
    }

        .feature-card:hover {
            transform: translateY(-5px);
        }

    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }

    .feature-card h3 {
        font-size: 2.2rem;
    }
  
}

/* Mobile Devices (480px and below) */
@media (max-width: 480px) {
    .hero-visual {
        height: 250px;
        font-size: 100px;
        border-radius: 12px;
    }

    /* Service Overview */
    .overview-text h3 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .overview-text p {
        font-size: 15px;
        margin-bottom: 15px;
    }

    .tech-badges {
        gap: 8px;
        margin-top: 15px;
    }

    .badge {
        padding: 5px 10px;
        font-size: 12px;
    }

    .overview-visual {
        padding: 20px;
        border: 2px solid var(--accent-blue);
    }

    .visual-item {
        gap: 10px;
        margin-bottom: 15px;
    }

    .visual-icon {
        width: 45px;
        height: 45px;
        font-size: 18px;
    }

    .visual-text h4 {
        font-size: 1.4rem;
    }

    .visual-text p {
        font-size: 1.1rem;
    }

    /* Features */
    .feature-card {
        padding: 25px 20px;
        border-radius: 12px;
    }

    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
        margin-bottom: 15px;
    }

    .feature-card h3 {
        font-size: 2rem;
        margin-bottom: 12px;
    }  
}

/* Extra Small Devices (360px and below) */
@media (max-width: 360px) {
    .hero-visual {
        height: 200px;
        font-size: 80px;
    }

    .overview-text h3 {
        font-size: 22px;
    }

    .feature-card h3 {
        font-size: 1.8rem;
    }

    .service-card h3 {
        font-size: 18px;
    }

    .visual-text h4 {
        font-size: 1.2rem;
    }

    .visual-text p {
        font-size: 1rem;
    }
}