/* ------------------------------ HEADER + HERO ----------------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Montserrat', sans-serif;
}

:root {
    --gold: #ffc20f;
    --dark: #111;
    --white: #fff;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: 0.4s;
}

header.sticky {
    background: rgba(0, 0, 0, 0.9);
    padding: 10px 0;
    border-bottom: 1px solid var(--gold);
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
header .container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo a {
    color: var(--white);
    text-decoration: none;
    font-weight: 700;
    font-size: 24px;
    text-transform: uppercase;
}

.logo span {
    color: var(--gold);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    transition: 0.3s;
}

nav ul li a:hover {
    color: var(--gold);
}

.btn-contact {
    border: 1px solid var(--gold);
    padding: 8px 20px;
    border-radius: 5px;
    background: var(--gold);
    color: var(--dark) !important;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.slider-container {
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    text-align: center;
}

.slide.active {
    opacity: 1;
}

.hero-content {
    color: var(--white);
    max-width: 800px;
    padding: 20px;
}

.badge {
    color: var(--gold);
    font-size: 18px;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.hero-content h1 {
    font-size: 60px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.btn-main {
    display: inline-block;
    margin-top: 30px;
    padding: 15px 40px;
    background: var(--gold);
    color: var(--dark);
    text-decoration: none;
    font-weight: 700;
    border-radius: 2px;
    transition: 0.3s;
}

/* Nút Next/Pre Hình Thoi */
.slider-nav {
    position: absolute;
    bottom: 50px;
    right: 80px;
    display: flex;
    gap: 40px;
}
@media screen and (max-width: 768px){
    .slider-nav{
        left: 50%;
        right: unset;
        transform: translateX(-50%);
    }
}
.nav-btn {
    cursor: pointer;
}

.diamond {
    width: 50px;
    height: 50px;
    border: 2px solid var(--white);
    transform: rotate(45deg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}

.diamond i {
    transform: rotate(-45deg); /* Xoay ngược lại để icon nằm thẳng */
    color: var(--white);
    font-size: 20px;
}

.nav-btn:hover .diamond {
    background: var(--gold);
    border-color: var(--gold);
}

.nav-btn:hover .diamond i {
    color: var(--dark);
}
/* Nút toggle mặc định sẽ ẩn trên Desktop */
.menu-toggle {
    display: none;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
}

/* Responsive cho Mobile (Dưới 768px) */
@media screen and (max-width: 1100px) {
    .menu-toggle {
        display: block; /* Hiện nút bars */
    }

    nav {
        position: absolute;
        top: 100%; /* Nằm ngay dưới header */
        left: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.95);
        border-top: 1px solid var(--gold);
        display: none; /* Mặc định ẩn menu */
    }

    /* Khi nhấn vào sẽ thêm class active để hiện menu */
    nav.active {
        display: block;
    }

    nav ul {
        flex-direction: column; /* Xếp menu dọc */
        padding: 20px 0;
    }

    nav ul li {
        margin: 0;
        text-align: center;
        padding: 15px;
        border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    }

    nav ul li a {
        display: block;
        font-size: 16px;
    }

    /* Hero h1 nhỏ lại trên mobile */
    .hero-content h1 {
        font-size: 30px;
    }
}
/* -------------------------------- OVERVIEW -------------------------------- */
/* Section Overview */
.overview {
    padding: 50px 0;
    background: #f9f9f9;
}

.overview-wrapper {
    display: flex;
    align-items: center;
    gap: 60px;
}

.overview-image {
    flex: 1;
    position: relative;
}

.overview-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    display: block;
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--dark);
    color: var(--white);
    padding: 30px;
    border-left: 5px solid var(--gold);
    box-shadow: 10px 10px 30px rgba(0,0,0,0.1);
}

.experience-badge .number {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
}

.experience-badge .text {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.overview-info {
    flex: 1;
}

.sub-title {
    color: var(--gold);
    font-size: 16px;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.section-title {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--dark);
}

.section-title span {
    color: var(--gold);
}

.description {
    line-height: 1.8;
    color: #666;
    margin-bottom: 30px;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.info-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
    padding: 20px;
    background: var(--white);
    border-radius: 8px;
    transition: 0.3s;
}

.info-item:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.info-item i {
    font-size: 24px;
    color: var(--gold);
    margin-top: 5px;
}

.info-item h4 {
    font-size: 16px;
    margin-bottom: 5px;
    color: var(--dark);
}

.info-item p {
    font-size: 14px;
    color: #777;
    line-height: 1.4;
}

.overview-footer {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #ddd;
}

.btn-zalo {
    display: inline-block;
    margin-top: 15px;
    padding: 12px 25px;
    background: #0068ff;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: 0.3s;
}

.btn-zalo:hover {
    background: #0052cc;
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 992px) {
    .overview-wrapper {
        flex-direction: column;
    }
    .overview-image {
        margin-bottom: 50px;
    }
    .experience-badge {
        right: 0;
        bottom: 0;
    }
}
.location-section {
    padding: 50px 0;
    background: #fff;
}

.location-wrapper {
    display: flex;
    align-items: center;
    gap: 60px;
}

.location-map {
    flex: 1.2;
}

.map-container {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.map-container img {
    width: 100%;
    display: block;
    transition: transform 0.5s;
}

.map-container:hover img {
    transform: scale(1.05);
}

/* Điểm nhấn vị trí dự án */
.pulse-point {
    position: absolute;
    top: 50%; /* Chỉnh lại theo đúng vị trí trên ảnh bản đồ của bạn */
    left: 50%;
    width: 20px;
    height: 20px;
    background: var(--gold);
    border-radius: 50%;
    box-shadow: 0 0 0 var(--gold);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.7); }
    70% { box-shadow: 0 0 0 20px rgba(212, 175, 55, 0); }
    100% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0); }
}

.location-info {
    flex: 1;
}

.connect-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-top: 30px;
}

.connect-item {
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.connect-item .time {
    display: block;
    font-weight: 700;
    color: var(--gold);
    font-size: 18px;
    margin-bottom: 5px;
}

.connect-item p {
    font-size: 14px;
    color: #555;
    line-height: 1.4;
}

.address-box {
    margin-top: 40px;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #fdf8e6;
    border-radius: 8px;
}

.address-box i {
    font-size: 24px;
    color: var(--gold);
}

.address-box p {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
}

/* Responsive Vị trí */
@media (max-width: 992px) {
    .location-wrapper {
        flex-direction: column-reverse;
    }
}
/* -------------------------------- TIỆN ÍCH -------------------------------- */
.amenity-zebra {
    padding: 50px 0;
    background: #f9f9f9;
    margin-top: 40px;
}

.amenity-header {
    text-align: center;
    margin-bottom: 40px;
}

.amenity-item-row {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-bottom: 60px; /* Khoảng cách lớn tạo sự sang trọng */
}

.amenity-item-row.row-reverse {
    flex-direction: row-reverse !important;
}

/* Cột Chữ */
.amenity-col-text {
    flex: 1;
    padding: 30px;
    border-radius: 20px;
    background-color: white;
}

.text-content h3 {
    font-size: 32px;
    line-height: 1.3;
    margin-bottom: 25px;
    color: #111;
}

.gold-text {
    color: var(--gold);
    display: block;
}

.text-content p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 30px;
    font-size: 16px;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.feature-list i {
    color: var(--gold);
    font-size: 14px;
}

/* Cột Ảnh */
.amenity-col-image {
    flex: 1.2;
}

.image-frame {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0,0,0,0.1);
}

.image-frame img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    display: block;
    transition: 0.6s ease;
}

.image-frame:hover img {
    transform: scale(1.05);
}

.img-label {
    position: absolute;
    bottom: 25px;
    right: 25px;
    background: var(--gold);
    color: #000;
    padding: 10px 25px;
    font-weight: 700;
    border-radius: 4px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Tối ưu Mobile */
@media (max-width: 991px) {
    .amenity-item-row, 
    .amenity-item-row.row-reverse {
        flex-direction: column !important;
        gap: 40px;
        text-align: center;
    }
    
    .feature-list li {
        justify-content: center;
    }

    .image-frame img {
        height: 350px;
    }
}
/* -------------------------------- HÌNH ẢNH -------------------------------- */
.text-center-heading{
    text-align: center;
}
.project-gallery {
    padding: 50px 0;
    background: #fff;
}

.gallery-4x2 {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* Ép 4 cột */
    grid-template-rows: repeat(2, 220px);  /* Ép 2 hàng, mỗi hàng cao 220px */
    gap: 15px;
    margin-top: 40px;
}

.gallery-box {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-box img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Đảm bảo ảnh lấp đầy khung mà không méo */
    transition: transform 0.5s ease;
    display: block;
}

/* Hiệu ứng Hover */
.gallery-box:hover img {
    transform: scale(1.1);
}

.zoom-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 24px;
    opacity: 0;
    transition: 0.3s;
    z-index: 2;
    background: rgba(212, 175, 55, 0.8); /* Màu Gold mờ */
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.gallery-box:hover .zoom-icon {
    opacity: 1;
}

.gallery-box::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.3);
    opacity: 0;
    transition: 0.3s;
}

.gallery-box:hover::after {
    opacity: 1;
}

/* Responsive cho Máy tính bảng và Mobile */
@media (max-width: 992px) {
    .gallery-4x2 {
        grid-template-columns: repeat(2, 1fr); /* Mobile & Tablet còn 2 cột */
        grid-template-rows: repeat(4, 200px);  /* Thành 4 hàng */
    }
}

@media (max-width: 480px) {
    .gallery-4x2 {
        grid-template-columns: 1fr; /* Mobile nhỏ chỉ còn 1 cột */
        grid-template-rows: repeat(8, 200px);
    }
}
/* --------------------------------- CONTACT -------------------------------- */
.contact-section {
    padding: 50px 0;
    background: #f4f4f4;
}

.contact-wrapper {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.contact-info-box {
    flex: 1;
}

/* Agent Card */
.agent-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    margin: 30px 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border-left: 4px solid var(--gold);
}

.agent-img img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.agent-detail h4 {
    font-size: 20px;
    color: var(--dark);
}

.phone-link {
    display: block;
    margin-top: 5px;
    color: var(--gold);
    font-weight: 700;
    text-decoration: none;
    font-size: 18px;
}

/* Mini Gallery */
.gallery-mini {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.gallery-mini img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
}

.gallery-mini img:hover {
    transform: translateY(-5px);
}

/* Modern Form */
.contact-form-container {
    flex: 0.8;
    background: var(--dark);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.modern-form .form-group {
    margin-bottom: 20px;
}

.modern-form label {
    display: block;
    color: #fff;
    margin-bottom: 8px;
    font-size: 14px;
}

.modern-form input, 
.modern-form select {
    width: 100%;
    padding: 15px;
    border-radius: 5px;
    border: 1px solid #333;
    background: #222;
    color: #fff;
    font-family: inherit;
}

.btn-submit {
    width: 100%;
    padding: 18px;
    background: var(--gold);
    color: var(--dark);
    border: none;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 5px;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 10px;
}

.btn-submit:hover {
    background: #fff;
}

.form-note {
    color: #888;
    font-size: 12px;
    text-align: center;
    margin-top: 15px;
}

/* Mobile Responsive */
@media (max-width: 991px) {
    .contact-wrapper {
        flex-direction: column;
    }
    .contact-form-container {
        width: 100%;
    }
}
.copyright{
    padding: 10px 0px;
    text-align: center;
    background-color: #111111;
    color: white;
}
/* ------------------------------- RESPONSIVE ------------------------------- */
.des-hot{
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0px 0px 10px 2px rgb(236, 235, 235);
    /* width: 70%; */
    /* margin: auto; */
    margin-bottom: 15px;
    font-size: 17px;
}
@media screen and (max-width: 768px) {
    .amenity-zebra, .location-section, .project-gallery, .contact-section, .overview{
        padding: 30px 0px;
    }
    .info-grid{
        grid-template-columns: repeat(1,1fr);
    }
    .text-content h3{
        font-size: 26px;
    }
    .amenity-item-row{
        margin-bottom: 60px;
    }
    .section-title{
        font-size: 25px;
    }
    .hero-content h1{
        font-size: 30px;
    }
    .experience-badge{
        border-top-left-radius: 10px;
        border-bottom-right-radius: 10px;
        padding: 20px;
    }
    .experience-badge .number{
        font-size: 30px;
    }
    .overview-wrapper{
        gap: 0px;
    }
    .info-grid{
        gap: 10px;
    }
    .location-wrapper{
        gap: 40px;
    }
    .amenity-header{
        margin-bottom: 30px;
    }
    .amenity-zebra{
        padding: 30px 0px 0px 0px;
    }
    .gallery-4x2{
        grid-template-columns: repeat(2,1fr);
        grid-template-rows: auto
    }
    .contact-wrapper{
        gap: 15px;
    }
    .amenity-col-image{
        width: 100% !important;
    }
    .image-frame img{
        height: 250px;
    }
    .amenity-item-row, .amenity-item-row.row-reverse{
        flex-direction: column-reverse !important;
    }
    .feature-list li{
        align-items: baseline;
        justify-content: start;
        gap: 5px;
    }
    .des-hot{
        flex-direction: column;
        width: 100%;
    }
}