* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f7fa;
    color: #222;
    line-height: 1.7;
}


/* =========================================
   Main Section
========================================= */

.company-overview {
    padding: 90px 20px;
    background: #f5f7fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}


/* =========================================
   Section Header
========================================= */

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #0b6b5d;
    margin-bottom: 12px;
}

.section-header h1 {
    font-size: 48px;
    line-height: 1.2;
    color: #17252a;
    margin-bottom: 15px;
}

.section-header h1 span,
.category-heading h2 span,
.commitment h2 span {
    color: #0b8f7a;
}

.header-line {
    width: 70px;
    height: 4px;
    background: #0b8f7a;
    margin: 0 auto 15px;
    border-radius: 10px;
}

.section-header p {
    font-size: 18px;
    color: #6b7478;
    font-style: italic;
}


/* =========================================
   Introduction
========================================= */

.overview-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 45px;
    align-items: stretch;
    margin-bottom: 60px;
}

.intro-content {
    background: #ffffff;
    padding: 45px;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.intro-content h2 {
    font-size: 30px;
    color: #17252a;
    margin-bottom: 22px;
    line-height: 1.3;
}

.intro-content p {
    color: #626b70;
    margin-bottom: 18px;
    font-size: 16px;
}


/* =========================================
   Intro Side Box
========================================= */

.intro-box {
    background: #0b6b5d;
    color: #ffffff;
    padding: 45px 30px;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.intro-box::before {
    content: "";
    position: absolute;
    width: 180px;
    height: 180px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    top: -70px;
    right: -60px;
}

.intro-box::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50%;
    bottom: -100px;
    left: -80px;
}

.icon-circle {
    width: 85px;
    height: 85px;
    margin: 0 auto 25px;
    border: 2px solid rgba(255,255,255,0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-circle span {
    font-size: 24px;
    font-weight: 800;
}

.intro-box h3 {
    font-size: 25px;
    margin-bottom: 15px;
}

.intro-box p {
    color: rgba(255,255,255,0.85);
    font-size: 15px;
}


/* =========================================
   Content Grid
========================================= */

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 80px;
}

.content-card {
    background: #ffffff;
    padding: 40px;
    border-radius: 12px;
    position: relative;
    border: 1px solid #e9edef;
    transition: all 0.3s ease;
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.08);
}

.card-number {
    color: #0b8f7a;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.content-card h3 {
    font-size: 25px;
    color: #17252a;
    margin-bottom: 18px;
}

.content-card p {
    color: #687277;
    font-size: 15px;
    margin-bottom: 15px;
}

.content-card ul {
    list-style: none;
    margin-top: 20px;
}

.content-card li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 9px;
    color: #555f63;
    font-size: 15px;
}

.content-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #0b8f7a;
    font-weight: bold;
}


/* =========================================
   Categories
========================================= */

.categories-section {
    margin-bottom: 80px;
}

.category-heading {
    text-align: center;
    margin-bottom: 40px;
}

.category-heading h2 {
    font-size: 34px;
    color: #17252a;
    margin-bottom: 12px;
}

.category-heading p {
    color: #6c7579;
    max-width: 650px;
    margin: auto;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.category-item {
    background: #ffffff;
    border-radius: 10px;
    padding: 25px 20px;
    min-height: 130px;
    border: 1px solid #e7ebed;
    transition: all 0.3s ease;
}

.category-item:hover {
    border-color: #0b8f7a;
    transform: translateY(-4px);
}

.category-icon {
    display: block;
    font-size: 12px;
    font-weight: 700;
    color: #0b8f7a;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.category-item h4 {
    color: #263438;
    font-size: 16px;
    line-height: 1.4;
}


/* =========================================
   Commitment
========================================= */

.commitment {
    background: #17252a;
    border-radius: 14px;
    overflow: hidden;
    margin-top: 20px;
}

.commitment-content {
    padding: 60px;
    max-width: 900px;
}

.commitment .section-tag {
    color: #62c8b7;
}

.commitment h2 {
    color: #ffffff;
    font-size: 38px;
    line-height: 1.3;
    margin-bottom: 25px;
}

.commitment p {
    color: #c3cbce;
    margin-bottom: 18px;
    font-size: 16px;
}

.tagline {
    margin-top: 35px;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.tagline strong {
    display: block;
    color: #ffffff;
    font-size: 20px;
}

.tagline span {
    color: #62c8b7;
    font-size: 15px;
}


/* =========================================
   Responsive Design
========================================= */

@media (max-width: 992px) {

    .overview-intro {
        grid-template-columns: 1fr;
    }

    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }

}

@media (max-width: 768px) {

    .company-overview {
        padding: 60px 15px;
    }

    .section-header h1 {
        font-size: 38px;
    }

    .overview-intro {
        gap: 25px;
    }

    .intro-content {
        padding: 30px;
    }

    .intro-content h2 {
        font-size: 25px;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .commitment-content {
        padding: 40px 30px;
    }

    .commitment h2 {
        font-size: 30px;
    }

}

@media (max-width: 480px) {

    .section-header h1 {
        font-size: 32px;
    }

    .section-header p {
        font-size: 16px;
    }

    .categories-grid {
        grid-template-columns: 1fr;
    }

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

    .intro-content {
        padding: 25px;
    }

    .commitment-content {
        padding: 35px 25px;
    }

}