* { 
    font-family: "Noto Sans Lao", sans-serif;
    font-optical-sizing: auto;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html{
    font-style: normal;
    margin: auto;
    width: 100%;
}
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
/* contract school */
.contract{
    display: flex;
    justify-content: start;
    position: relative;
    z-index: 10;
    background: rgb(5, 188, 188);
}
.contract img{
    padding-top: 0.1rem;
    border-radius: 100%;
    width: 2rem;
    margin: 0.5rem;
}

/* logo and menu */
/* logo */
nav{
    background: white;
    top: 0;
    left: 0;
    position: sticky;

    z-index: 1000;

    display: flex;
    padding: 0.5rem;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px -5px black ;
    z-index: 1000;
}
.logo{
    display:flex;
    align-items: center;
    padding-left: 0.5rem;
}
.logo h2{
    display: flex;
    justify-content: center;
    text-align: center;
    font-size: clamp(0.5rem,calc(5vh+1rem),1.2rem);
    padding: min(0.5em);
    margin: 0;
    line-height: 1.2;
}
.logo a img{
    display: block;
    border-radius: 100%;
    width: 100px;
}
/* menu */
.allmenu{
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 2rem;
    position: relative;
}
.menu{
    position: relative;
    margin-right: 2rem;
}
.menu-btn{
    font-size: 1.2rem;
    text-decoration: none;
    border: none;
    background: white;
    cursor: pointer;
    position: relative;
}
ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.dropdown{
    position: absolute;
    color: black;
    left: auto;
    margin: 0;
    border-top: 2px solid blue;
    width: 10rem;
    
    overflow-wrap: break-word;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.5s ease ;
    background:white;
}
.dropdown li{
    padding-top: 5px;
}
a{
    font-size: 1.2rem;
    color: black;
    text-decoration: none;
}
.menu:hover .dropdown{
    opacity: 1;
    transform: translateY(0);
}
.hamburger{
    display: none;
    font-size: 28px;
    cursor: pointer;
    padding: 10px;
    align-items: center;
}
.overlay{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: black;
    opacity: 0;
    pointer-events: none;
    transition:  0.3s;
}
.overlay.show{
    opacity: 0.3;
    pointer-events: auto;
}
@media(max-width:768px){
    .hamburger{
        display: block;
        padding: 1rem;
    }
    .allmenu{
        position: fixed;
        top: 0;
        right: -260px;
        width: 260px;
        height:100%;
        background: white;
        flex-direction: column;
        padding: 20px;
        transition: 0.3s;
        z-index: 10000;
        overflow-y:auto ;
    }

    /* open menu */
    .allmenu.show{
        right: 0;
    }
    
    .dropdown{
    position: relative;
    list-style: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3 ease;
    background: white;
    }

    
    #btn-active{
    color: black;
    padding-bottom: 0.1rem;
    border-bottom: none;
    }
    .dropdown.show{
        max-height: 300px;
        opacity: 1;
        transform: translateY(0);
    }
}
/* main */
/* ກຸ່ມສາລະຕ່າງໆ */
main{
    display: flex;
    flex-direction: column;
    width: 100%;
    flex: 1;
}
.main-context{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 4rem ;
}
.main-context h1{
    border-bottom: 2px solid pink ;
}
/* ===== NEWS GRID (เหมือน event layout) ===== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* ===== CARD STYLE (EVENT STYLE MODERN) ===== */
.news-card {
    background: white;
    border-radius: 16px;

    display: flex;
    flex-direction: column;

    overflow: hidden;

    /* 🔥 modern shadow (ไม่หนัก) */
    box-shadow: 0 6px 18px rgba(0,0,0,0.08);

    transition: all 0.25s ease;

    height: 100%;
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

/* ===== IMAGE (EVENT STYLE) ===== */
.news-card img {
    width: 100%;
    height: 190px;
    object-fit: cover;
}

/* ===== CONTENT WRAPPER ===== */
.news-card h3 {
    padding: 1rem 1rem 0.4rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: #111;

    /* 🔥 2-3 lines clean */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card p {
    padding: 0 1rem;
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;

    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;

    margin-bottom: 1rem;

    flex-grow: 1;
}

/* ===== BUTTON AREA (EVENT FEEL) ===== */
.news-card a {
    margin: auto 1rem 1rem;
    padding: 0.5rem 1rem;

    background: rgba(5,188,188,0.1);
    color: rgb(5,188,188);

    border-radius: 999px;
    font-weight: 600;
    text-align: center;

    text-decoration: none;

    transition: all 0.2s ease;
}

.news-card a:hover {
    background: rgb(5,188,188);
    color: white;
}

/* ===== PAGINATION ===== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
}

.pagination button {
    padding: 0.5rem 1.5rem;
    background: rgb(5, 188, 188);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

.pagination button:hover {
    background: rgb(3, 150, 150);
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
}
/* footer */
.footer{
    padding: 2rem;
    background: blue;
    color: aliceblue;
    border-top: 4px solid white;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: auto;
}

.footer-logo img {
    border-radius: 100%;
    width: 10rem;
}

/* text footer */

.text-address-phone{
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1rem;
}

.phone-address{
    font-size: 1.2rem;
}

.text-contract-email{
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1.2rem;
}

.email{
    font-size: 0.8rem;
}