/* ===================================
   RESET
=================================== */
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body{
    background: #e6eef5;
    padding: 20px;
}

/* ===================================
   KHUNG NGOÀI
=================================== */
.container{
    width: 100%;
    min-height: 100vh;

    border: 2px solid #444;
    border-radius: 15px;

    background: #e6eef5;

    overflow: hidden;
}

/* ===================================
   HEADER
=================================== */
header{
    width: 100%;
    height: 110px;

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

    padding: 0 50px;
}

/* LOGO */
.logo{
    width: 320px;
    height: 70px;

    border: 2px solid #444;
    border-radius: 12px;

    background: white;

    display: flex;
    justify-content: center;
    align-items: center;

    font-size: 28px;
    font-weight: bold;
}

/* MENU */
nav ul{
    display: flex;
    list-style: none;

    gap: 70px;
}

nav ul li a{
    text-decoration: none;
    color: black;

    font-size: 28px;
    font-weight: bold;

    padding-bottom: 6px;
}

nav ul li a:hover{
    border-bottom: 4px solid black;
}

/* ===================================
   TIÊU ĐỀ TRANG
=================================== */
.page-title{
    width: 100%;

    text-align: center;

    font-size: 65px;
    font-weight: bold;

    margin-top: 20px;
    margin-bottom: 20px;
}

/* ===================================
   KHUNG CHÍNH
=================================== */
.main-content{
    width: 100%;

    display: flex;

    padding: 20px 40px 30px 40px;
}

/* ===================================
   KHUNG TRÁI
=================================== */
.left{
    width: 42%;

    padding-right: 40px;
}

/* TITLE */
.left h2{
    font-size: 65px;

    margin-bottom: 35px;
}

/* TEXT */
.left p{
    font-size: 28px;
    line-height: 1.7;

    margin-bottom: 40px;
}

/* BOX */
.feature-box{
    width: 100%;
    height: 120px;

    border: 2px solid #666;
    border-radius: 12px;

    background: #f4f8fc;

    display: flex;
    justify-content: center;
    align-items: center;

    font-size: 35px;

    margin-bottom: 25px;
}

/* SOCIAL */
.social{
    width: 100%;

    display: flex;
    justify-content: space-between;

    margin-top: 15px;
}

.social button{
    width: 23%;
    height: 65px;

    border: 2px solid #666;
    border-radius: 10px;

    background: white;

    font-size: 20px;
    font-weight: bold;

    cursor: pointer;
}

/* ===================================
   ĐƯỜNG CHIA GIỮA
=================================== */
.right{
    width: 58%;

    border-left: 2px solid #bdbdbd;

    padding-left: 40px;
}

/* ===================================
   FORM
=================================== */
form{
    width: 100%;
}

/* LABEL */
label{
    display: block;

    font-size: 28px;

    margin-bottom: 10px;
}

/* INPUT */
input{width: 100%;
    height: 72px;

    border: 2px solid #666;
    border-radius: 12px;

    background: #f4f8fc;

    padding-left: 20px;

    font-size: 22px;

    margin-bottom: 30px;
}

/* TEXTAREA */
textarea{
    width: 100%;
    height: 240px;

    border: 2px solid #666;
    border-radius: 12px;

    background: #f4f8fc;

    padding: 20px;

    font-size: 22px;

    resize: none;

    margin-bottom: 35px;
}

/* BUTTON */
.send-btn{
    width: 100%;
    height: 82px;

    border: 2px solid #666;
    border-radius: 12px;

    background: #f4f8fc;

    font-size: 32px;
    font-weight: bold;

    cursor: pointer;
}

/* ===================================
   KHUNG ẢNH
=================================== */
.image-box{
    width: 100%;
    height: 350px;

    border: 2px solid #666;
    border-radius: 12px;

    background: white;

    margin-bottom: 30px;
}

/* ===================================
   CARD
=================================== */
.card{
    width: 100%;

    border: 2px solid #666;
    border-radius: 12px;

    background: white;

    padding: 25px;

    margin-bottom: 25px;
}

/* ===================================
   GRID SẢN PHẨM
=================================== */
.products{
    width: 100%;

    display: grid;
    grid-template-columns: repeat(3,1fr);

    gap: 25px;
}

/* ===================================
   FOOTER
=================================== */
footer{
    width: 100%;
    height: 110px;

    border-top: 2px solid #bdbdbd;

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

    padding: 0 40px;

    margin-top: 20px;
}

/* FOOTER LEFT */
.footer-left{
    display: flex;
    align-items: center;

    gap: 25px;
}

.footer-left h3{
    font-size: 34px;
}

.footer-left a{
    text-decoration: none;
    color: black;

    font-size: 22px;

    padding-left: 18px;

    border-left: 2px solid #666;
}

/* FOOTER RIGHT */
.footer-right{
    display: flex;
    align-items: center;

    gap: 45px;
}

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

.footer-text h3{
    font-size: 38px;

    margin-bottom: 5px;
}

.footer-text p{
    font-size: 18px;
}

/* ===================================
   CHIA KHUNG RÕ RÀNG
=================================== */

/* KHUNG TRÊN */
.top-section{
    width: 100%;
    height: 120px;

    border-bottom: 2px solid #bdbdbd;
}

/* KHUNG GIỮA */
.middle-section{
    width: 100%;

    display: flex;
}

/* KHUNG DƯỚI */
.bottom-section{
    width: 100%;
    height: 120px;

    border-top: 2px solid #bdbdbd;
}

/* KHUNG BOX NHỎ */
.small-box{
    width: 180px;
    height: 180px;

    border: 2px solid #666;
    border-radius: 12px;

    background: white;
}

/* KHUNG TABLE */
.table-box{
    width: 100%;

    border: 2px solid #666;
    border-radius: 12px;

    overflow: hidden;
}

/* TABLE */
table{
    width: 100%;

    border-collapse: collapse;
}

td{
    border: 1px solid #666;

    padding: 15px;

    font-size: 20px;
}  

/* ICONS */
.icons{
    display: flex;
    gap: 20px;
}

/* KHUNG NGOÀI */
.icon-box{
    width: 90px;
    height: 90px;

    border: 2px solid #444;
    border-radius: 15px;

    display: flex;
    justify-content: center;
    align-items: center;

    background: white;
}

/* ICON TRÒN */
.icon{
    width: 65px;
    height: 65px;

    border-radius: 50%;

    background: black;
    color: white;

    display: flex;
    justify-content: center;
    align-items: center;

    font-size: 34px;
    font-weight: bold;
}