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

body {
    /* ใช้ฟอนต์ IBM Plex Mono ตามที่กำหนด */
   font-family: "IBM Plex Sans Thai", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fcfcfc;
}

/* สีหลักของเว็บ */
:root {
    --primary-color: #2E7D32; /* สีเขียวใบไม้ */
    --secondary-color: #F57F17; /* สีเหลืองอมส้ม (อรุณรุ่ง) */
    --text-color: #333;
    --light-bg: #f4f7f6;
}

/* แถบนำทาง (Navbar) */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
}

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

.nav-links li {
    margin-left: 1.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary-color);
}

/* ส่วนฮีโร่ (Hero Section) */
.hero {
    height: 80vh;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), 
                url('https://scontent.fbkk22-7.fna.fbcdn.net/v/t39.30808-6/491334719_1239234964877588_6105641897196735927_n.jpg?stp=cp6_dst-jpg_tt6&cstp=mx1078x1351&ctp=s1078x1351&_nc_cat=104&_nc_map=urlgen_bucketless&ccb=1-7&_nc_sid=833d8c&_nc_ohc=IuwUmKhOrzYQ7kNvwEE2D9u&_nc_oc=AdoF0dClKjZ7AabZtAaMiNYwH_fYmJNjzOXCFd36FT5hxCN3pdjpdMxzbDajlALAoYNlC8DP5TQh9fYhOp4_VZ6h&_nc_zt=23&_nc_ht=scontent.fbkk22-7.fna&_nc_gid=qexroTVIwcoFd2-UH3ZsCA&_nc_ss=7b2a8&oh=00_AQHMApjugtSqUj6veEg2ydbzwy4y6CSHygUAWJC7L1N_gw&oe=6A7FC294') center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #fff;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    font-weight: 600;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: var(--primary-color);
    color: #fff;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    transition: background 0.3s;
}

.btn:hover {
    background-color: #1b5e20;
}

/* โครงสร้างทั่วไป */
.container {
    max-width: 1100px;
    margin: auto;
    padding: 0 20px;
}

.section {
    padding: 4rem 0;
}

.section-title {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.text-center {
    text-align: center;
}

.bg-light {
    background-color: var(--light-bg);
}

/* Grid สินค้า */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

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

.card img {
    width: 100%;
    height: 200px;
    leght: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

/* ส่วนท้ายเว็บ (Footer) */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 3rem 0;
}

.footer h2 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer p {
    margin-bottom: 0.5rem;
}

.copyright {
    margin-top: 2rem;
    font-size: 0.9rem;
    opacity: 0.7;
}