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

body {
    font-family: 'Kanit', sans-serif;
    color: #333;
    line-height: 1.6;
}

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

.section {
    padding: 80px 0;
    text-align: center;
}

.bg-light {
    background: #f4f7f9;
}

.underline {
    width: 60px;
    height: 4px;
    background: #004a99;
    margin: 10px auto 30px;
}

/* Header & Nav */
header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.top-bar {
    background: #004a99;
    color: #fff;
    padding: 10px 5%;
    font-size: 1.0rem;
    display: flex;
    justify-content: flex-end;
    gap: 20px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
}

.logo {
    font-size: 1.8rem;
    font-weight: 600;
    color: #ff5e14;
}

.nav-links {
    list-style: none;
    display: flex;
}

.nav-links li {
    margin-left: 25px;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 400;
    transition: 0.3s;
}

.nav-links a:hover {
    color: #004a99;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('https://img1.pic.in.th/images/office-laquatech-.jpg') center/cover;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    text-align: center;
}

.hero h1 { font-size: 3.5rem; margin-bottom: 15px; }
.hero p { font-size: 1.5rem; margin-bottom: 30px; }

.btn-primary {
    background: #004a99;
    color: #fff;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    transition: 0.3s;
}

.btn-primary:hover {
    background: #003366;
}

/* Grid & Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: 0.3s;
}

.card:hover { transform: translateY(-10px); }

.card i {
    font-size: 3rem;
    color: #004a99;
    margin-bottom: 20px;
}

/* Footer */
footer {
    background: #1a1a1a;
    color: #fff;
    padding: 40px 0;
    text-align: center;
}

.socials {
    margin-top: 20px;
}

.socials a {
    color: #fff;
    font-size: 1.5rem;
    margin: 0 10px;
}