/* --- CSS Variables & Reset (เหมือนหน้าแรก) --- */
    :root {
        --primary-color: #0a2342;
        --secondary-color: #ff9f1c;
        --text-dark: #333333;
        --text-light: #f4f4f4;
        --bg-light: #f9fbfd;
    }

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

    body {
        font-family: 'Sarabun', sans-serif;
        line-height: 1.7;
        color: var(--text-dark);
        background-color: var(--bg-light);
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    a {
        text-decoration: none;
        color: inherit;
    }

    ul {
        list-style: none;
    }

    /* --- Navbar (ย่อๆ สำหรับหน้านี้) --- */
    header {
        background: white;
        padding: 15px 0;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        position: sticky;
        top: 0;
        z-index: 100;
    }

    nav {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .logo {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--primary-color);
        display: flex;
        align-items: center;
    }

    .logo i {
        margin-right: 10px;
        color: var(--secondary-color);
    }

    .nav-links {
        display: flex;
        gap: 30px;
    }

    .nav-links li a {
        font-weight: 500;
    }

    .nav-links li a.active {
        color: var(--secondary-color);
    }

    /* --- Page Header Hero --- */
    .page-header {
        height: 50vh;
        background: linear-gradient(rgba(10, 35, 66, 0.8), rgba(10, 35, 66, 0.8)),
            url('https://images.unsplash.com/photo-1519085360753-af0119f7cbe7?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        color: white;
    }

    .page-header h1 {
        font-size: 3.5rem;
        margin-bottom: 15px;
    }

    .page-header p {
        font-size: 1.2rem;
        opacity: 0.9;
        max-width: 600px;
    }

    /* --- Split Section (รูปภาพสลับข้อความ) --- */
    .split-section {
        display: flex;
        align-items: center;
        padding: 80px 0;
    }

    /* ทำให้ส่วนที่เป็น Text และ Image กว้างเท่ากัน */
    .split-text,
    .split-image {
        flex: 1;
    }

    .split-text {
        padding: 50px;
    }

    .split-text h2 {
        font-size: 2.5rem;
        color: var(--primary-color);
        margin-bottom: 25px;
        position: relative;
    }

    /* เส้นใต้หัวข้อเล็กๆ */
    .split-text h2::after {
        content: '';
        display: block;
        width: 60px;
        height: 4px;
        background: var(--secondary-color);
        margin-top: 10px;
    }

    .split-text p {
        margin-bottom: 20px;
        color: #555;
    }

    .split-image {
        height: 500px;
        /* กำหนดความสูงภาพให้เท่ากัน */
        position: relative;
    }

    .split-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        /* ให้ภาพเต็มกรอบโดยไม่เสียสัดส่วน */
        border-radius: 8px;
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    }

    /* สลับด้านสำหรับ section คู่ */
    .split-section.reverse {
        flex-direction: row-reverse;
        background-color: white;
        /* พื้นหลังสีขาวสลับเทาอ่อน */
    }

    /* --- Core Values Section --- */
    .values-section {
        padding: 80px 0;
        background-color: var(--primary-color);
        color: white;
        text-align: center;
    }

    .values-section h2 {
        font-size: 2.5rem;
        margin-bottom: 50px;
    }

    .values-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 30px;
    }

    .value-card {
        background: rgba(255, 255, 255, 0.1);
        /* พื้นหลังโปร่งใสเล็กน้อย */
        padding: 30px;
        border-radius: 10px;
        transition: 0.3s;
    }

    .value-card:hover {
        background: rgba(255, 255, 255, 0.2);
        transform: translateY(-5px);
    }

    .value-icon {
        font-size: 3rem;
        color: var(--secondary-color);
        margin-bottom: 20px;
    }

    .value-card h3 {
        margin-bottom: 15px;
        font-size: 1.3rem;
    }

    .value-card p {
        opacity: 0.8;
    }


    /* --- Footer (ย่อๆ) --- */
    footer {
        background: #051324;
        color: #bbb;
        padding: 30px 0;
        text-align: center;
        font-size: 0.9rem;
    }

    /* --- Responsive --- */
    @media (max-width: 900px) {

        .split-section,
        .split-section.reverse {
            flex-direction: column;
            padding: 40px 0;
        }

        .split-image {
            width: 100%;
            height: 300px;
            padding: 0 20px;
        }

        .split-text {
            padding: 30px 20px;
        }

        .page-header h1 {
            font-size: 2.5rem;
        }
    }