:root {
    --primary-color: #AB886D; 
    --text-color: #333;
    --bg-nav: #ffffff;
    --light-blue: #e7f1ff;
    --bg-search: #f8f9fa;
}

.image-box{
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    gap:20px;
    margin-bottom:40px;
}

.main-img{
    width:300px;
    border-radius:10px;
}

.side-img{
    width:150px;
    border-radius:10px;
}

.bottom-right{
    width:120px;
    border-radius:10px;
    position:absolute;
    right:0;
    bottom:-40px;
}
.btn-back {
    position: fixed;
    bottom: 20px;
    left: 20px;

    padding: 10px 22px;
    border-radius: 30px;

    background: rgba(72, 100, 68, 0.85);
    backdrop-filter: blur(6px);

    color: #fff;
    font-size: 15px;
    font-weight: 500;

    border: none;
    cursor: pointer;

    box-shadow: 0 4px 10px rgba(0,0,0,.15);
    transition: 0.25s ease;
}

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

.nav-menu {
    display: flex;
    list-style: none; /* Xóa dấu chấm tròn */
    gap: 25px;
    margin: 0;
    padding: 0;
    align-items: center;
}
.navbar {
    display: flex;
    justify-content: space-between; /* Đẩy logo - menu - search ra 3 phần */
    align-items: center;
    padding: 0 5%;
    height: 80px;
    background-color: var(--bg-nav);
    position: sticky;
    top: 0;
    z-index: 1000;
}


.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0; /* Không cho phép logo bị co lại */
}

.logo img{
    max-width:60px;
    width:100%;
    height:auto;
}


.logo span {
    font-family: 'Ink Free', 'Segoe Print', cursive;
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-color);
}

.logo:hover {
    transform: rotate(0deg) scale(1.1); 
}


.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 10px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
    transition: 0.3s;
}

.nav-item {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-item:hover::after {
    width: 100%;
}

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


.nav-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-container {
    display: flex;
    align-items: center;
    background: var(--bg-search);
    border-radius: 20px;
    padding: 5px 15px;
    border: 1px solid #eee;
}

.search-container:focus-within {
    border-color: var(--primary-color);
}

.search-container input {
    border: none;
    outline: none;
    background: transparent;
    padding: 5px;
    width: 140px;
}

.search-btn {
    border: none;
    background: none;
    cursor: pointer;
    font-size: 16px;
    transition: transform 0.2s ease;
}

.search-btn:hover {
    transform: scale(1.2);
}


.btn {
    padding: 8px 18px;
    border-radius: 25px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn-login {
    background-color: var(--primary-color);
    color: white;
}

.btn-login:hover {
    box-shadow: 0 4px 15px rgba(171, 136, 109, 0.4);
    transform: translateY(-2px);
}

.btn-logout {
    background-color: #CAE8BD;
    color: #4a633c;
}

.btn-logout:hover {
    background-color: #b8dba7;
    transform: translateY(-2px);
}

.btn:active {
    transform: scale(0.92); 
}


.modal {
    display: none; 
    position: fixed;
    z-index: 2000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
}


.modal-content {
    background-color: white;
    margin: 10% auto;
    padding: 30px;
    width: 350px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.close-modal {
    position: absolute;
    right: 20px; top: 10px;
    font-size: 28px;
    cursor: pointer;
    color: #999;
}


.auth-options { margin-top: 20px; }

#emailLoginForm input {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    border-radius: 8px;
    border: 1px solid #ddd;
    outline: none;
}

.btn-email {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
}

.divider {
    margin: 20px 0;
    border-bottom: 1px solid #eee;
    position: relative;
}
.divider span {
    background: white;
    padding: 0 10px;
    position: absolute;
    top: -10px; left: 50%;
    transform: translateX(-50%);
    font-size: 12px; color: #999;
}

.btn-google {
    width: 100%;
    padding: 10px;
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    font-weight: 500;
}
.btn-google img { 
    width: 20px; 
}


.footer {
    background-color: #AB886D;
    padding: 30px 5%;
    margin-top: 50px;
    color: #4a633c;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: auto auto 1fr 1fr;
    column-gap: 60px;
    align-items: flex-start;
}

.footer-column:nth-child(3),
.footer-column:nth-child(4) {
    display: flex;
    flex-direction: column;
    align-items: flex-start; 
}

.info-box {
    display: flex;
    align-items: center;
    gap: 6px;
}


.f-logo {
    height: 70px; 
    width: auto;
    display: block;
}

.footer-brand {
    font-family: 'Ink Free', cursive;
    font-size: 24px;
    line-height: 1.2;
}

.brand-info p {
    font-size: 14px;
    margin-top: 2px;
}

.contact-info, .links-section {
    font-size: 14px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.info-box a, .social-links a {
    text-decoration: none;
    color: #4a633c;
    font-weight: bold;
}

.info-box a:hover {
    text-decoration: underline;
}



@media (max-width: 1024px) {
    .nav-item {
        font-size: 14px;
    }
    .nav-menu {
        gap: 15px;
    }
}

@media (max-width: 850px) {
    .menu-toggle {
        display: flex; /* Hiện nút menu khi màn hình nhỏ */
    }

    .nav-menu {
        position: absolute;
        top: 80px;
        left: -100%; /* Ẩn menu ra ngoài màn hình */
        flex-direction: column;
        background-color: var(--bg-nav);
        width: 100%;
        height: calc(100vh - 80px); /* Full màn hình trừ thanh nav */
        text-align: center;
        transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        padding: 40px 0;
        gap: 30px;
    }

    /* Khi nhấn vào nút menu sẽ thêm class 'active' qua JS */
    .nav-menu.active {
        left: 0;
    }

    .nav-right {
        gap: 10px;
    }

    .search-container {
        display: none; /* Ẩn search bar trên mobile để tránh chật chội, hoặc thu nhỏ tùy ý */
    }
}

/* Fix lỗi logo bị méo trên điện thoại cực nhỏ */
@media (max-width: 480px) {
    .logo span {
        font-size: 20px;
    }
    .logo img {
        max-width: 45px;
    }
    .btn-login {
        padding: 6px 12px;
        font-size: 13px;
    }
}


body {
    font-family: Arial, sans-serif;
    background-color: #AB886D;
    margin: 0;
    padding: 20px;
}

h1 {
    text-align: center;
    color: #333;
}

.card-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
}

.card {
    width: 250px;
    background-color: #ffffff;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: transform 0.2s;
}

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

.card img{
    width:100%;
    aspect-ratio: 4 / 3;   
    object-fit: cover;
    display:block;
}


.card h2 {
    margin: 10px;
    font-size: 1.2em;
}

.card p {
    margin: 10px;
    color: #555;
}


.detail-container img, #noidung img{
    width:100%;
    max-width:800px;
    height:auto;
    max-height:400px;
    object-fit:cover;
    border-radius:12px;
    display:block;
    margin:20px auto;
}

#noidung img{
    width:100%;
    max-width:320px;
    height:auto;
    object-fit:cover;
    border-radius:12px;
    display:block;
    margin:15px auto;
}

#noidung img{
    width:100%;
    max-width:850px;
    height:auto;
    max-height:420px;
    object-fit:cover;
    border-radius:14px;
    display:block;
    margin:20px auto;
}



.detail-container h1, .detail-container p {
    margin: 20px;
}


.back-button {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    font-size: 16px;
    color: white;
    background-color: #AB886D;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    text-align: center;
}

.back-button:hover {
    background-color: #4a633c;
}

.image-gallery{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(120px,1fr));
    gap:12px;
    margin-top:20px;
}

.image-gallery img{
    width:100%;
    aspect-ratio:1/1;
    object-fit:cover;
    border-radius:10px;
}


.card-container{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
    gap:24px;
    justify-items:center;
}


/* CARD */
.card{
 width:100%;
 max-width:280px;
 background:#fff;
 border-radius:12px;
 overflow:hidden;
 box-shadow:0 6px 15px rgba(0,0,0,.12);
 transition:.3s;
}

.card:hover{
 transform:translateY(-8px) scale(1.02);
}

.card img{
    width:100%;
    aspect-ratio: 4 / 3;   
    object-fit: cover;
    display:block;
}


.card h2{
 padding:12px;
 font-size:18px;
 text-align:center;
}


#search{
 padding:12px 15px;
 border-radius:25px;
 border:1px solid #ccc;
 width:250px;
 margin:20px auto;
 display:block;
 outline:none;
}

#search:focus{
 border-color:#AB886D;
 box-shadow:0 0 5px rgba(171,136,109,.5);
}


.suggest-box{
    position:absolute;
    top:110%;
    left:0;
    width:100%;
    background:#fff;
    border-radius:10px;
    box-shadow:0 6px 15px rgba(0,0,0,.15);
    list-style:none;
    padding:5px 0;
    margin:0;
    display:none;
    z-index:999;
}

.search-container{
    position:relative;
}

.suggest-box li{
    padding:10px 15px;
    cursor:pointer;
    transition:.2s;
    font-size:14px;
}

.suggest-box li:hover{
    background:#f2e7dc;
    color:#AB886D;
}

.banner img{
    width:100%;
    height:60vh;
    object-fit:cover;
}

.switch-auth {
    margin-top: 10px;
    font-size: 14px;
}

.switch-auth span {
    color: #007bff;
    cursor: pointer;
    font-weight: bold;
}
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(5px);
    justify-content: center;
    align-items: center;
    z-index: 999;
}
.modal-content {
    width: 420px;
    background: #fff;
    border-radius: 26px;
    padding: 34px 30px 28px;
    position: relative;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.25);
    animation: fadeIn .35s ease;
}
.modal-content h2 {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 28px;
}
.modal-content input {
    width: 100%;
    padding: 15px 16px;
    margin-bottom: 16px;
    border-radius: 14px;
    border: 1px solid #e0e0e0;
    font-size: 15px;
    outline: none;
    transition: .2s;
}

.modal-content input:focus {
    border-color: #b08968;
}
.btn-email {
    width: 100%;
    padding: 15px;
    border-radius: 14px;
    border: none;
    background: #b08968;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 6px;
    transition: .2s;
}

.btn-email:hover {
    background: #9c7356;
}
.switch-auth {
    margin: 16px 0 10px;
    font-size: 14px;
}

.switch-auth span {
    color: #007bff;
    font-weight: 600;
    cursor: pointer;
}
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}