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

.container{
    max-width: 1400px;
    margin: 0 auto;
}

.menu{
    background-color: hsl(0, 0%, 100%);
    position: sticky;
    top: 0;
    z-index: 999;
}
.menu_inner{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 20px;
}
.menu_inner .logo img{
    width: 180px;
}
.menu_inner .menu_list ul{
    display: flex;
    align-items: center;
    gap: 20px;
    list-style: none;
    font-size: 18px;
    font-weight: 500;
    margin: 0;
    padding: 0;
    /* viết hoa */
    text-transform: uppercase;
}
.menu_inner .menu_list ul li a{
    text-decoration: none;
    color: hsl(0, 0%, 20%);
    transition: all 0.3s ease;
    position: relative;

}
.menu_inner .menu_list ul li a:hover{
    color: #0ab5d3;
}
.menu_inner .menu_list ul li a.active{
    color: #0ab5d3;
    font-weight: 600;
}
.menu_inner .menu_list ul li a::after{
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px; 
    width: 0;
    height: 2px;
    background: #0ab5d3;
    transition: width 0.3s;
}
.menu_inner .menu_list ul li a:hover::after,
.menu_inner .menu_list ul li a.active::after{
    width: 100%;
}
.icon{
    display: flex;
    align-items: center;
    gap: 10px;
}
.phone a{
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: #0ab5d3;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    /* margin-right: 15px; */
    box-shadow: 0 5px 15px rgba(148, 180, 231, 0.4);
    transition: all 0.3s ease;
    text-decoration: none;
}
.phone a:hover{
    background: #0a9bbd;
}
.btn_booking{
    padding: 10px 25px;
    background: #0ab5d3;
    color: #fff;
    border: none;
    border-radius: 30px;
    text-transform: uppercase;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(148, 180, 231, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
}
.btn_booking:hover{
    background: #0a9bbd;
}
.menu-toggle {
    font-size: 24px;
    background: none;
    border: none;
    cursor: pointer;
    color: #333;
    display: none;
}

@media (max-width: 991px) {
    .menu_inner {
        position: relative;
    }
    .menu_list {
        display: none;
        position: absolute;
        justify-content: center;
        z-index: 1000;
        top: 100%;
        left: 0;
        background: #fff;
        width: 100%;
        padding: 10px 20px;
       
    }

    .menu_list ul {
        flex-direction: column;
        list-style: none;
        gap: 15px;
    }

    .menu-toggle {
        display: block;
    }
    .menu_list.show {
        display: block;
    }
}
@media (max-width: 767px) {
    .menu_inner {
        padding: 10px 15px; 
    }

    .menu_inner .logo img {
        width: 120px; 
    }

    .btn_booking {
        padding: 6px 15px;
        font-size: 12px;
        border-radius: 20px;
    }

    .phone a {
        width: 35px;
        height: 35px;
        font-size: 14px;
    }

    .menu-toggle {
        font-size: 20px;
    }
}

.slider {
  position: relative;
  width: 100%;
  height: 90vh; 
  overflow: hidden;
}

.slides {
  display: flex;
  transition: transform 0.8s ease-in-out;
  height: 100%;
}

.slide {
  min-width: 100%;
  height: 100%;
  position: relative;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.caption {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
}
.caption h2 {
  font-size: 60px;
  font-weight: bold;
  margin-bottom: 15px;
  text-shadow: 2px 2px 5px rgba(0,0,0,0.7);
  text-transform: uppercase;
}

.caption p {
  font-size: 20px;
  margin-bottom: 20px;
  text-shadow: 1px 1px 3px rgba(0,0,0,0.7);
}

.caption button {
  padding: 12px 30px;
  background: #f77f66;
  color: #fff;
  border: none;
  border-radius: 30px;
  font-size: 26px;
  cursor: pointer;
  transition: background 0.3s;
  margin: 20px 0;
}

.caption button:hover {
  background: #e46a50;
}
.prev, .next {
  width: 60px;
  height: 60px;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.4);
  color: white;
  border: none;
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 50%;
  z-index: 10;
}
.prev { left: 20px; }
.next { right: 20px; }
.prev:hover, .next:hover {
  background: rgba(0,0,0,0.7);
}

@media (max-width: 992px) {
  .caption h2 {
    font-size: 40px;
  }

  .caption p {
    font-size: 18px;
  }

  .caption button {
    font-size: 20px;
    padding: 10px 25px;
  }

  .prev, .next {
    width: 45px;
    height: 45px;
    font-size: 22px;
  }
}
@media (max-width: 576px) {
  .slider {
    height: 30vh; 
  }

  .caption {
    top: 55%;
    padding: 0 15px;
  }

  .caption h2 {
    font-size: 24px;
    line-height: 1.3;
  }

  .caption p {
    font-size: 14px;
  
  }

  .caption button {
    font-size: 16px;
    padding: 8px 20px;
    margin: 10px 0;
  }

  .prev, .next {
    width: 35px;
    height: 35px;
    font-size: 18px;
  }
}

/* Tổng quan dự án */
.project-overview {
  background: #fff;
}

.section-title {
  text-align: center;
  font-size: 50px !important;
  font-weight: bold;
  text-transform: uppercase;
  position: relative;

}
 .section-title::after {
  content: "";
  position: absolute;
  bottom: -13px;
  left: 50%;
  transform: translateX(-50%);
  width: 130px;
  height: 5px;
  background: #f1c40f;
  border-radius: 10px;
}

.project-title {
  font-size: 40px;
  font-weight: bold;
  color: #0a9bbd;
  margin-top: 30px;
  margin-bottom: 20px;
  text-align: center;
  text-transform: uppercase;
}

.project-desc {
    font-size: 20px;
    line-height: 1.6;
    text-align: justify;
    margin-bottom: 30px;
    color: #424040;
    font-weight: 400;

}

.project-table {
  width: 100%;
  border-collapse: collapse;
}

.project-table td {
  padding: 12px 15px;
  border: 1px solid #ddd;
  font-size: 15px;
  color: #333;
}
.project-table .table-label, .project-table .table-value {
    font-size: 22px;
    font-weight: 500;

}
.img-fluid {
  max-width: 100%;
  max-height: 720px !important;
}
.project-table .table-label {
  background: #002060;
  color: #fff;
  font-weight: bold;
  width: 220px;
}

.project-location {
  background: #0a3d62; 

  color: #fff;
  padding: 60px 20px;
}

.project-location .section-title {
  color: #f1c40f; 
}

.project-location p {
  color: #f8f9fa; 
  font-size: 20px;
  line-height: 1.7;
  max-width: 900px;
  margin: 40px auto 40px auto;
  text-align: center;
}

.project-location .image-container {
  width: 100%;
  max-height: none; 
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.project-location .image-container img {
  width: 100%;
  height: auto;
  object-fit: contain; 
  display: block;
  transition: transform 0.4s ease;
}

.project-location .image-container img:hover {
  transform: scale(1.02);
}

/*Vị tri dự án*/
body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  color: #333;
}

.floor-plan {
  max-width: 1000px;
  margin: 40px auto;
  padding: 20px;
  background: #fff;
  border-radius: 8px;
}

.floor-plan h1 {
  text-align: center;
  color: #0a3d62;
  font-size: 26px;
  margin-bottom: 20px;
}

.floor-plan ul {
  padding-left: 20px;
  margin: 15px 0;
}

.floor-plan ul li {
  margin-bottom: 12px;
}

.floor-plan p {
  margin-bottom: 15px;
}

.floor-title {
  display: flex;
  justify-content: space-between;
  margin: 30px 0 15px;
  font-weight: bold;
  color: #0a3d62;
}

/* Layout Box */


/* Style nút tab */
.btn-s1, .btn-s2 {
  display: inline-block;
  padding: 10px 25px;
  margin: 0 5px;
  border: 2px solid #f0ad4e;
  border-radius: 50px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
  background: #fff;
  color: #f0ad4e;
}

.btn-s1:hover, .btn-s2:hover {
  background: #f0ad4e;
  color: #fff;
}
.btn-s1.active, .btn-s2.active {
  background: #f0ad4e;
  color: #fff;

}

#btn-s1:checked ~ #layout-s1 {
  display: block;
}

#btn-s2:checked ~ #layout-s2 {
  display: block;
}

.content-card ul li {
  margin-bottom: 10px;
  line-height: 1.6;
  font-size: 20px;
  color: #444;
  text-decoration: none;
  list-style: none;
}


/* Hiệu ứng mượt */
@keyframes fadeIn {
  from {opacity: 0; transform: translateY(10px);}
  to {opacity: 1; transform: translateY(0);}
}

.card {
  border-radius: 15px;
}

.floor-image img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

.zone {
  padding: 30px 0;
  color: #fff;
  font-weight: bold;
}

.zone-green {
  background: #27ae60; /* xanh lá */
}

.zone-blue {
  background: #3498db; /* xanh nhạt */
}

.zone-orange {
  background: #e67e22; /* cam */
}

.zone-pink {
  background: #e84393; /* hồng */
}

/* TIỆN ÍCH */
.location-gallery {
    width: 100%;
    margin: auto;
    position: relative;
  }

  .location-gallery img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  }

  .location-gallery .swiper-slide {
    position: relative;
    overflow: hidden;
  }

  .location-gallery .image-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: 0.3s;
    border-radius: 15px;
  }

  .location-gallery .swiper-slide:hover .image-overlay {
    opacity: 1;
  }
  .location-gallery .image-overlay i {
    color: #fff;
    font-size: 28px;
  }

/* Giá bán */
.price-section {
  background: #ede4d0;
  padding: 40px 0;
  text-align: center;
}

.price-box {
  display: inline-block;
  background: #1f2d64;
  padding: 40px 60px;
  border-radius: 4px;
  color: #fff;
}

.price-title {
  font-size: 18px;
  margin-bottom: 10px;
}

.price-value {
  font-size: 36px;
  font-weight: bold;
  color: #0ab5d3; /* vàng nổi bật */
  margin: 10px 0;
}

.price-note {
  font-size: 14px;
  color: #ddd;
}

/* Liên hệ */
.contact-section {
  background: #f7f7f7;
  padding: 40px 20px;
}

.contact-section .container {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: auto;
}

.contact-info {
  flex: 1;
  font-size: 14px;
  color: #333;
  line-height: 1.6;
}

.social-icons a {
  margin-right: 10px;
}

.contact-form {
  flex: 1;
  min-width: 300px;
}

.contact-form h3 {
  margin-bottom: 15px;
}

.contact-form input {
  width: 100%;
  padding: 12px;
  margin-bottom: 15px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.contact-form button {
  padding: 12px 20px;
  border: none;
  background: #1f2d64;
  color: #fff;
  font-weight: bold;
  border-radius: 4px;
  cursor: pointer;
}

.contact-form button:hover {
  background: #0e1b44;
}

.note {
  font-size: 12px;
  color: #777;
  margin-top: 20px;
}
/*Chính sách*/
.policy-section {
  background: #fdfdfd;
  padding: 50px 20px;
}

.policy-container {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: auto;
}

/* Bên trái */
.policy-left {
  flex: 1;
  background: #fff;
  padding: 30px;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.policy-title {
    background: #c08640;
    color: #fff;
    padding: 20px 30px;
    border-radius: 4px;
    font-size: 20p;
    display: inline-block;
    margin-bottom: 15px;

}

.project-name {
  font-size: 26px;
  font-weight: bold;
  color: #c08640;
  margin: 10px 0;
  font-family: "Georgia", serif;
}

.policy-left p {
    font-size: 24px;
    font-weight: 400;
    color: #333;
    line-height: 1.6;
    margin-bottom: 15px;

}

.contact {
  color: #444;
  font-size: 20px;
}

.zalo-btn {
    display: inline-block;
    background: linear-gradient(90deg, #c08640, #f2b878);
    padding: 18px 30px;
    font-size: 20px;
    color: #fff;
    font-weight: bold;
    border-radius: 6px;
    text-decoration: none;
    margin-top: 10px;

}

.zalo-btn:hover {
  background: linear-gradient(90deg, #a96f2e, #dca055);
}

.note {
  font-size: 12px;
  color: #666;
  margin-top: 15px;
  line-height: 1.4;
}

/* Bên phải (ảnh poster) */
.policy-right {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.policy-right .policy-image {
  max-width: 100%;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
}


/* Layout Box */
.layout-container {
  border: 2px solid #ddd;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  margin-top: 20px;
}

.layout-header {
  background: #f1c40f; /* vàng nổi bật */
  color: #000;
  text-align: center;
  padding: 12px;
  font-weight: bold;
  font-size: 16px;
}

.layout-header span {
  font-size: 14px;
  display: block;
}

.layout-body {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
}

.zone {
  padding: 30px 0;
  color: #fff;
  font-weight: bold;
}

.zone-green {
  background: #27ae60; /* xanh lá */
}

.zone-blue {
  background: #3498db; /* xanh nhạt */
}

.zone-orange {
  background: #e67e22; /* cam */
}
z
.zone-pink {
  background: #e84393; /* hồng */
}



/* Tablet */
@media (max-width: 992px) {
  .section-title {
    font-size: 36px !important;
  }

  .project-title {
    font-size: 28px;
  }

  .project-desc {
    font-size: 18px;
    padding: 0 15px;
  }

  .project-table td {
    font-size: 14px;
    padding: 10px;
  }

  .project-table .table-label{
    width: 100px;
  }

  .project-table .table-label,
  .project-table .table-value {
    font-size: 18px;
  }

  .project-location p {
    font-size: 18px;
    padding: 0 15px;
  }
}

/* Mobile */
/* Mobile tối ưu tiện ích & chính sách */
@media (max-width: 576px) {
  /* TIỆN ÍCH */
  .location-gallery img {
    height: 160px; /* ảnh thấp hơn để fit mobile */
    border-radius: 10px;
  }

  .location-gallery .image-overlay i {
    font-size: 20px;
  }

  /* CHÍNH SÁCH */
  .policy-container {
    flex-direction: column; /* xếp dọc */
    gap: 20px;
  }

  .policy-left {
    padding: 20px;
  }

  .policy-title {
    font-size: 16px;
    padding: 12px 20px;
  }

  .project-name {
    font-size: 20px;
    text-align: center;
  }

  .policy-left p {
    font-size: 14px;
    text-align: justify;
  }

  .contact {
    font-size: 14px;
  }

  .zalo-btn {
    font-size: 16px;
    padding: 12px 20px;
    width: 100%; /* nút full width cho dễ bấm */
    text-align: center;
  }

  .policy-right .policy-image {
    width: 100%;
    border-radius: 6px;
  }
}

@media (max-width: 576px) {
  .section-title {
    font-size: 24px !important;
  }

  .section-title::after {
    width: 80px;
    height: 4px;
  }

  .project-title {
    font-size: 20px;
    margin-top: 20px;
    margin-bottom: 15px;
  }

  .project-desc {
    font-size: 14px;
    line-height: 1.5;
    padding: 0 10px;
    margin-bottom: 20px;
    text-align: left;
  }

  .project-table {
    display: block;
    overflow-x: auto; 
    font-size: 13px;
  }

  .project-table td {
    padding: 8px;
  }

  .project-table .table-label,
  .project-table .table-value {
    font-size: 14px;
  }

  .project-location {
    padding: 40px 15px;
  }

  .project-location p {
    font-size: 14px;
    margin: 20px auto;
    line-height: 1.5;
  }
}

/* Footer chung */
.contact-section {
  background: #0a3d62; /* nền đen sang trọng */
  color: #f5f5f5;
  padding: 50px 20px;
  font-family: "Arial", sans-serif;
}

.contact-section .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
  max-width: 1200px;
  margin: auto;
}

/* Thông tin liên hệ */
.contact-info p {
  margin-bottom: 15px;
  line-height: 1.6;
  font-size: 15px;
  color: #ccc;
}

.contact-info strong {
  color: #0ab5d3; /* màu vàng nổi bật */
}

/* Form liên hệ */
.contact-form {
  background: #262626;
  padding: 25px;
  border-radius: 12px;
  flex: 1;
  min-width: 300px;
  max-width: 400px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.contact-form h3 {
  margin-bottom: 20px;
  font-size: 18px;
  color: #0ab5d3;
  text-align: center;
}

.contact-form input {
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 15px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
}

.contact-form input:focus {
  outline: none;
  box-shadow: 0 0 0 2px #0ab5d3;
}

.contact-form button {
  width: 100%;
  padding: 12px;
  background: #0ab5d3;
  color: #1a1a1a;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
}

.contact-form button:hover {
  background: #e6c200;
}

#status-message {
  margin-top: 12px;
  font-size: 14px;
  text-align: center;
}



/* Container cố định */
    .button-lienhe {
      position: fixed;
      bottom: 20px;
      right: 30px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      z-index: 1000;
    }

    /* Style chung */
    .button-lienhe a,
    .button-lienhe button {
      width: 60px;
      height: 60px;
      border-radius: 50%;
      background: #0ab5d3;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 28px;
      text-decoration: none;
      border: none;
      cursor: pointer;
      transition: 0.3s;
      box-shadow: 0 0 12px rgba(10, 181, 211, 0.7); /* viền sáng */
      animation: float 2s ease-in-out infinite; /* chuyển động */
    }

    /* Hover */
    .button-lienhe a:hover,
    .button-lienhe button:hover {
      background: #088fa7;
      transform: scale(1.1);
      box-shadow: 0 0 20px rgba(10, 181, 211, 1);
    }

    /* Chiều cao cơ bản */
    .button-lienhe a img{
      height: 50%;
      width: 50%;
    }

    /* Hiệu ứng nổi lên xuống */
    @keyframes float {
      0% { transform: translateY(0px); }
      50% { transform: translateY(-10px); }
      100% { transform: translateY(0px); }
    }

    /* Scroll button ẩn mặc định */
    #scrollTopBtn {
      display: none;
    }