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

body {
    font-family: Arial, sans-serif;
}

/* HERO */
/* Xóa l? tr?ng m?c d?nh c?a trình duy?t */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.hero-container {
    width: 100%;           /* Full chi?u ngang 100% */
    height: 100%; /* Chi?u cao c? d?nh (b?n có th? ch?nh 400px ho?c 600px tùy ý) */
	
    overflow: hidden;      /* C?t b? ph?n ?nh th?a */
    display: block;
    margin-top: 80px;      /* Kho?ng cách d? không b? thanh Menu che m?t */
}

.hero-img {
    width: 100%;           /* Ép chi?u r?ng ?nh b?ng khung ch?a */
    height: 100%;          /* Ép chi?u cao ?nh b?ng khung ch?a */
    
    /* Dòng này giúp ?nh không b? méo, t? d?ng c?t trung tâm d? l?p d?y khung */
    object-fit: cover;     
    
    object-position: center; /* Luôn gi? tâm ?nh ? gi?a */
    display: block;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 20px;
    left: 120px;
    right: 120px;

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

    padding: 8px 20px; /* ?? GI?M CHI?U CAO ? ÐÂY */

    color: white;
    z-index: 999;

    background: transparent;
    transition: all 0.3s ease;
}

/* KHI SCROLL */
.navbar.active {
    background: rgba(0, 0, 0, 0.7);

    backdrop-filter: blur(10px);

    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);

    padding: 6px 10px; /* ?? M?NG HON KHI SCROLL */
}

/* LOGO */
.logo img {
    height: 35px; /* ?? GI?M SIZE LOGO */
}

/* MENU */
.menu {
    display: flex;
    gap: 25px;
    list-style: none;
}

.menu a {
    text-decoration: none;
    color: white;
    font-size: 14px; /* ?? NH? L?I */
    transition: 0.3s;
}

.menu a:hover {
    color: #c89b6d;
}