/* ==================================================
   1) RESET & BASE
================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Montserrat', sans-serif;
  color: #222;
  background: #fff;
}

img {
  display: block;
  max-width: 100%;
}

a {
  text-decoration: none;
}

ul {
  list-style: none;
}

/* ==================================================
   2) THEME TOKENS
================================================== */
:root {
  --color-gold-1: #fde673;
  --color-gold-2: #fea525;
  --color-orange: #ea6112;
  --color-red: #e34533;
  --color-dark: #012329;
  --color-dark-2: #001e1d;
  --color-white: #ffffff;
  --color-text-light: rgba(255, 255, 255, 0.92);
  --color-text-dark: #333333;
  --section-padding: 80px 20px;
  --container: 1320px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --shadow-soft: 0 10px 25px rgba(0, 0, 0, 0.08);
  --shadow-strong: 0 14px 34px rgba(0, 0, 0, 0.28);
  --gold-gradient: linear-gradient(
    to bottom,
    #f0e16c 0%,
    #f2f079 43%,
    #e28a3d 75%,
    #e34533 100%
  );
  --title-gradient-light: linear-gradient(
    to bottom,
    #fb5d1f 0%,
    #fb5d1f 20%,
    #fea525 70%,
    #ebcd6a 100%
  );
}

/* ==================================================
   3) SHARED STYLES
================================================== */
.title {
  font-family: 'Playfair Display', serif;
  font-size: 2.5rem;
  font-weight: 800;
  text-transform: uppercase;
  text-align: center;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gach_duoi_title {
  text-align: center;
  margin: 0 auto;
}

.gach_duoi_title img {
  width: 100%;
  max-width: 400px;
  height: auto;
  margin: auto;
}

.mota {
  max-width: 1100px;
  margin: 20px auto 40px;
  text-align: justify;
  text-justify: inter-word;
  font-size: 18px;
  line-height: 1.8;
}

.section-dark {
  background: url('./image/22222-min.jpg') center/cover no-repeat;
}

.section-light {
  background: #fff;
}

/* ==================================================
   4) HEADER
================================================== */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
}

.menu {
  position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: 300px;
    z-index: 100;
    background: url('./image/22222-min.jpg') center/cover no-repeat;
    border-bottom: 1px solid rgb(242 235 81 / 91%);
}

.header_left,
.header_right {
  display: flex;
  align-items: center;
  width: 50%;
}

.header_left {
  justify-content: flex-end;
}

.header_right {
  justify-content: flex-start;
}

.main-menu {
  display: flex;
  gap: 40px;
  padding: 0 20px;
}

.main-menu li a {
  display: flex;
  align-items: center;
  height: 60px;
  font-size: 18px;
  line-height: 18px;
  font-weight: 700;
  text-transform: uppercase;
  background: linear-gradient(to bottom, #fde673 0%, #fde673 43%, #ea6112 60%, #ff0000 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: opacity 0.25s ease;
}

.main-menu li a:hover {
  opacity: 0.7;
}

.site-logo {
  position: absolute;
  left: 50%;
  top: -15px;
  transform: translateX(-50%);
  height: 112px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.site-logo::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -18px;
  transform: translateX(-50%);
  border-left: 120px solid transparent;
  border-right: 120px solid transparent;
}

.site-logo img {
  max-width: 160px;
  height: auto;
}

._header_mobi,
.menu-toggle,
.menu-close {
  display: none;
}

/* ==================================================
   5) BANNER
================================================== */
.banner,
.img_banner {
  width: 100%;
}

.img_banner {
  line-height: 0;
}

.img_banner img {
  width: 100%;
  height: auto;
  max-height: 80vh;
  object-fit: cover;
}

/* ==================================================
   6) GIOI THIEU
================================================== */
.gt-tn {
  background: url('./image/22222-min.jpg') center/cover no-repeat;
}

.gioi_thieu {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gioi_thieu .content {
  max-width: 700px;
  margin: 0 auto;
  padding: 10px 20px;
  text-align: justify;
  text-justify: inter-word;
}

.gioi_thieu .content .mota {
  padding: 20px;
  margin-bottom: 0;
  font-size: 18px;
  line-height: 1.6;
  color: #fefcfc;
}

.gioi_thieu .image_gioi_thieu {
  width: 60%;
}

.gioi_thieu .image_gioi_thieu img {
  height: auto;
}

/* ==================================================
   7) QUY MO
================================================== */
.quy_mo {
  padding: 20px;
  background-color: aliceblue;
}

.quy_mo > .title {
  background: var(--title-gradient-light);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.quy_mo .content {
  padding: 20px 100px;
  font-size: 18px;
  line-height: 1.5;
  text-align: justify;
}

/* ==================================================
   8) TONG QUAN
================================================== */
.title_2 {
  margin-top: 0;
  text-align: center;
  text-transform: uppercase;
  font-family: 'Playfair Display', serif;
  font-size: 26px;
  font-weight: 700;
  background: linear-gradient(221deg, #ffcf32 0%, #fea525 50%, #fb5d1f 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tong_quan {
  padding: 50px;
  display: flex;
  justify-content: flex-end;
  background: url('image/NGA-BA-SONG-CO-CO-1024x576-min.jpg') no-repeat center/cover;
}

.tong_quan .card {
  width: 60%;
  max-width: 550px;
  padding: 40px;
  border-radius: 30px;
  background: #001e1db8;
  backdrop-filter: blur(10px);
  color: white;
}

.tong_quan .row {
  display: flex;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tong_quan .left {
  width: 35%;
  padding: 15px;
  font-weight: 600;
}

.tong_quan .right {
  width: 65%;
  padding: 15px;
  text-align: justify;
}

/* ==================================================
   9) VI TRI
================================================== */
.vi_tri {
  padding: 30px 20px;
  background: url('./image/22222-min.jpg') center/cover no-repeat;
}

.vi_tri .mota {
  color: var(--color-text-light);
}

.vi_tri .content_vitri {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 20px;
  align-items: start;
}

.vi_tri .noidung_vitri {
  width: 100%;
}

.vi_tri .khu_vuc {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.vi_tri .khu_item {
  padding: 20px;
  border: 1px solid rgba(242, 211, 81, 0.22);
  border-radius: 18px;
  background: rgba(0, 25, 30, 0.42);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.vi_tri .khu_item:hover {
  transform: translateY(-4px);
  border-color: rgba(242, 211, 81, 0.45);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.24);
}

.vi_tri .khu_item h3 {
  margin-bottom: 18px;
  font-size: 24px;
  line-height: 1.3;
  font-weight: 800;
  text-transform: uppercase;
  text-align: left;
  background: linear-gradient(to bottom, #fde673 0%, #fde673 43%, #d6753d 60%, #ff00008a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.vi_tri .khu_item ul {
  padding: 0;
  margin: 0;
}

.vi_tri .khu_item li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  color: rgba(255, 255, 255, 0.96);
  font-size: 18px;
  line-height: 1.6;
  font-weight: 500;
}

.vi_tri .khu_item li:last-child {
  margin-bottom: 0;
}

.vi_tri .khu_item li::before {
  content: "▶";
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 14px;
  color: #5caeff;
}

.vi_tri .hinh_vitri img {
  width: 100%;
  height: 550px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(242, 211, 81, 0.22);
  box-shadow: var(--shadow-strong);
  object-fit: cover;
}

/* ==================================================
   10) TIEN ICH
================================================== */
.tien_ich {
  padding: 30px 20px;
  background-color: aliceblue;
}

.tien_ich > .title {
  background: var(--title-gradient-light);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tien_ich .mota {
  max-width: 900px;

  text-align: center;
  font-size: 20px;
  line-height: 1.7;
  color: #333;
}

.content_tienich {
  max-width: 1520px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.tienich_item {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 16px;
  background: url('./image/22222-min.jpg') center/cover no-repeat;
  box-shadow: var(--shadow-soft);
  transition: transform 0.3s ease;
}

.tienich_item:hover {
  transform: translateY(-8px);
}

.tienich_item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.tienich_item h3 {
  padding: 18px 18px 22px;
  font-size: 16px;
  line-height: 1.6;
  color: #eaeaea;
  font-weight: 500;
}

.tienich_item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(to right, #f0e16c, #ea6112);
  transition: width 0.3s ease;
}

.tienich_item:hover::after {
  width: 100%;
}

/* ==================================================
   11) TIEN NGHI
================================================== */
.tien_nghi {
  padding: 30px 20px;
}

.tien_nghi_list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.tien_nghi_list .item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 20px;
  font-size: 24px;
  color: #4a4a4a;
}

.tien_nghi_list .item .color_icon_tiennghi {
  fill: #ecbc36 !important;
}

.item_mota {
  font-size: 14px;
  font-weight: 400;
  text-transform: uppercase;
  text-align: center;
  color: #ffffff;
}

/* ==================================================
   12) TIEN NGHI KHACH SAN
   để trống cho block tiếp theo của bạn
================================================== */

/* ==================================================
   TIEN NGHI KHACH SAN
================================================== */
.tien_nghi_ks {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
  padding: 80px 20px;
  /* background: url('./image/22222-min.jpg') center/cover no-repeat; */
}

/* ===== Khối ảnh ===== */
.gallery {
  max-width: 800px;
  margin: auto;
}

.main-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 10px;
}

/* thumbnails */
.thumbs {
  display: flex;
  gap: 10px;
  margin-top: 10px;
  overflow-x: auto; /* kéo ngang mobile */
  scroll-behavior: smooth;
}

.thumbs img {
  width: 100px;
  height: 70px;
  object-fit: cover;
  border-radius: 6px;
  cursor: pointer;
  opacity: 0.6;
  transition: 0.3s;
}

.thumbs img:hover {
  opacity: 1;
  transform: scale(1.05);
}

.thumbs img.active {
  border: 2px solid #ff6a1f;
  opacity: 1;
}

/* ===== Khối nội dung ===== */
.content_tien_nghi_ks {
  padding: 28px 30px;
  border-radius: 28px;
  background: rgba(0, 26, 31, 0.52);
  border: 1px solid rgba(242, 211, 81, 0.16);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
}

.content_tien_nghi_ks .title {
  margin-bottom: 10px;
}

.content_tien_nghi_ks .gach_duoi_title {
  margin-bottom: 24px;
}

/* mô tả */
.desc_tien_nghi_ks {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 30px;
}

.desc_tien_nghi_ks p {
  color: rgba(255, 255, 255, 0.92);
  font-size: 17px;
  line-height: 1.75;
  text-align: justify;
  margin: 0;
}

/* ===== Grid tiện nghi ===== */
.content_tien_nghi_ks .tien_nghi_list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.content_tien_nghi_ks .tien_nghi_list .item {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(242, 211, 81, 0.12);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.content_tien_nghi_ks .tien_nghi_list .item:hover {
  transform: translateY(-3px);
  border-color: rgba(242, 211, 81, 0.3);
  background: rgba(255, 255, 255, 0.08);
}
.tien_nghi_ks .content_tien_nghi_ks>p {
  color: #f2e7c7;
  font-weight: 500;
  line-height: 1.5;
  padding: 0 10px 20px ;
}

.content_tien_nghi_ks .icon {
  width: 42px;
  min-width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(236, 188, 54, 0.12);
}

.content_tien_nghi_ks .color_icon_tiennghi {
  fill: #ecbc36 !important;
}

.content_tien_nghi_ks .item_mota {
  color: #ffffff;
  font-size: 14px;
  line-height: 1.5;
  font-weight: 500;
  text-transform: none;
  text-align: left;
}
@media (max-width: 1200px) {
  .tien_nghi_ks {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .mot_hinh img {
    min-height: 420px;
  }
}

@media (max-width: 768px) {
  .tien_nghi_ks {
    padding: 55px 16px;
    gap: 24px;
  }

  .hinh_tien_nghi_ks {
    grid-template-columns: 1fr;
  }

  .mot_hinh img {
    min-height: auto;
    height: 320px;
  }

  .ba_hinh {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: none;
  }

  .ba_hinh img {
    height: 110px;
  }

  .content_tien_nghi_ks {
    padding: 22px 18px;
    border-radius: 20px;
  }

  .desc_tien_nghi_ks p {
    font-size: 15px;
    line-height: 1.7;
  }

  .content_tien_nghi_ks .tien_nghi_list {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}
.nenchung{
background: url('./image/22222-min.jpg') center/cover no-repeat;
}
.mat_bang {
  padding: 20px 20px;
}

.mat_bang .mota {
  max-width: 1100px;
  margin: 0 auto 30px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 18px;
  line-height: 1.8;
  text-align: justify;
}

.mat_bang .link_noi_bat {
  color: #e3ca74;
  text-decoration: none;
  font-weight: 600;
}

.tong_mat_bang {
  max-width: 1280px;
  margin: 0 auto 40px;
  padding: 18px;
  border-radius: 24px;
  background: rgba(0, 25, 30, 0.42);
  border: 1px solid rgba(242, 211, 81, 0.22);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.24);
}

.tong_mat_bang img {
  width: 100%;
  border-radius: 18px;
  display: block;
}

.caption {
  display: block;
  margin-top: 12px;
  text-align: center;
  font-size: 14px;
  color: #d7d7d7;
  font-style: italic;
}

.phan_khu_list {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.phan_khu_item {
  padding: 20px;
  border-radius: 20px;
  background: rgba(0, 25, 30, 0.42);
  border: 1px solid rgba(242, 211, 81, 0.22);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.phan_khu_item:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.24);
}

.phan_khu_item h3 {
  margin-bottom: 14px;
  font-size: 24px;
  line-height: 1.3;
  text-align: center;
  font-weight: 800;
  background: linear-gradient(to bottom, #fde673 0%, #fde673 43%, #d6753d 60%, #ff00008a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.phan_khu_item p {
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.94);
  font-size: 16px;
  line-height: 1.75;
  text-align: justify;
}

.phan_khu_item img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 16px;
  display: block;
}

@media (max-width: 991px) {
  .phan_khu_list {
    grid-template-columns: 1fr;
  }

  .mat_bang {
    padding: 55px 16px;
  }

  .mat_bang .mota {
    font-size: 16px;
    line-height: 1.7;
  }

  .phan_khu_item h3 {
    font-size: 20px;
  }

  .phan_khu_item img {
    height: auto;
  }
}
/* =========================================
   CHÍNH SÁCH
========================================= */
.chinh_sach_section {
  padding: 80px 20px;
  position: relative;
  background: url('./image/DJI_0914.jpg');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.chinh_sach_wrap {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: start;
}

/* card chung */
.chinh_sach_box,
.dang_ky_box {
  background: rgba(0, 31, 36, 0.78);
  border: 1px solid rgba(242, 211, 81, 0.18);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* box trái */
.chinh_sach_box {
  padding: 38px 40px 42px;
  border-radius: 17px;
  min-height: 310px;
}

/* box phải */
.dang_ky_box {
  padding: 38px 34px 42px;
  border-radius: 18px;
  max-width: 620px;
  width: 100%;
  justify-self: center;
}

/* title riêng phần này nếu muốn đậm hơn */
.chinh_sach_section .title {
  margin-bottom: 10px;
  font-size: 2rem;
}

/* list chính sách */
.chinh_sach_list {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  list-style: none;
}

.chinh_sach_list li {
  position: relative;
  padding-left: 34px;
  color: #f4f4f4;
  font-size: 17px;
  line-height: 1.7;
  font-weight: 500;
}

.chinh_sach_list li::before {
  content: "▶";
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 16px;
  color: #58a8ff;
}

/* note phải */
.dang_ky_note {
  margin: 18px 0 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.dang_ky_note p {
  color: #ffffff;
  text-align: center;
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  margin: 0;
}

/* form */
.form_dang_ky {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form_dang_ky input {
  width: 100%;
  height: 56px;
  border: 0;
  outline: none;
  border-radius: 999px;
  padding: 0 22px;
  font-size: 17px;
  color: #333;
  background: rgba(255, 255, 255, 0.94);
}

.form_dang_ky input::placeholder {
  color: #7a7a7a;
}

.form_dang_ky button {
  height: 56px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #1a1a1a;
  background: linear-gradient(90deg, #ff6a1f 0%, #f4c533 100%);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.form_dang_ky button:hover {
  transform: translateY(-2px);
  opacity: 0.95;
}


/* ==================================================
   DỰ ÁN PHÂN KHÚC
================================================== */
.du_an_phan_khuc {
  padding: 80px 20px;
  background: linear-gradient(to right, #08403f 0%, #001e1d 50%, #012329 100%);
}

.du_an_phan_khuc_wrap {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.du_an_col {
  padding: 24px 22px;
  border-radius: 20px;
  background: rgba(0, 25, 30, 0.42);
  border: 1px solid rgba(242, 211, 81, 0.18);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.du_an_col:hover {
  transform: translateY(-4px);
  border-color: rgba(242, 211, 81, 0.35);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.24);
}

.du_an_col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.du_an_col li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 14px;
  line-height: 1.6;
}

.du_an_col li:last-child {
  margin-bottom: 0;
}

.du_an_col li::before {
  content: "◆";
  position: absolute;
  left: 0;
  top: 1px;
  font-size: 12px;
  color: #f0b63f;
}

.du_an_col a {
  color: rgba(255, 255, 255, 0.95);
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.25s ease, padding-left 0.25s ease;
}

.du_an_col a:hover {
  color: #f0c85c;
  padding-left: 4px;
}

/* ================================
   FOOTER CLEAN STYLE
================================ */
.footer_du_an {
  padding-top: 80px;
  background: url('./image/22222-min.jpg') center/cover no-repeat;
  color: #fff;
}

.footer_wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 60px;

  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

/* logo */
.footer_logo {
  margin-bottom: 24px;
}

.footer_logo img {
  max-width: 200px;
}

/* title */
.footer_title {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 20px;
  font-family: 'Playfair Display', serif;
  background: linear-gradient(221deg, #ffcf32 0%, #fea525 50%, #fb5d1f 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* info */
.footer_info {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  line-height: 1.7;
}

.footer_info .label {
  color: #f8e675;
  font-weight: 600;
}

.footer_info a {
  color: #fff;
  text-decoration: none;
}

.footer_info a:hover {
  color: #f0c85c;
}

/* form */
.footer_form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer_form input,
.footer_form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #f8e775bc;
  outline: none;

  background: rgba(255, 255, 255, 0.04);
  border-radius: 6px;

  font-size: 15px;
}

.footer_form textarea {
  min-height: 110px;
}

.footer_form button {
  margin-top: 10px;
  height: 50px;
  border: none;
  border-radius: 999px;

  font-weight: 700;
  font-size: 16px;
  cursor: pointer;

  background: linear-gradient(90deg,#ff6a1f,#f4c533);
  color: #111;

  transition: 0.25s;
}

.footer_form button:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

/* bottom */
.footer_bottom {
  text-align: center;
  background-color: #001e1d;
  padding: 20px;
  font-size: 14px;
  opacity: 0.8;
}
html {
  scroll-behavior: smooth;
}
section,
.gioi_thieu,
.tien_ich,
.vi_tri,
.mat_bang,
.chinh_sach {
  scroll-margin-top: 100px;
}

.floating_cta {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: end;
  gap: 12px;
  z-index: 9999;
}

.float_btn {
  padding: 20px 25px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  text-decoration: none;
  color: #001e1d;
  transition: 0.25s;
}
@keyframes rung {
  0% { transform: rotate(0deg); }
  25% { transform: rotate(10deg); }
  50% { transform: rotate(-10deg); }
  75% { transform: rotate(8deg); }
  100% { transform: rotate(0deg); }
}
@keyframes rung2 {
  0% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
  100% { transform: translateY(0); }
  
}




.float_btn.hotline , .float_btn.zalo , .float_btn.tuvan  {
  animation: rung2 1.2s infinite;
}

.float_btn.tuvan {
  background: #e34533;
  box-shadow: 0 6px 18px rgba(255,106,31,0.4);
  font-size: 18px; /* chữ "Hotline" nhỏ hơn */
}
/* Nút chung */
.float_btn {
  display: flex;
  align-items: center;
  justify-content: center;

  width: 200px;
  height: 65px;

  font-size: 18px;
  color: #fff;

  border-radius: 8px;
  text-decoration: none;

  margin: 8px 0; /* 👉 khoảng cách 2 nút đều nhau */

  transition: 0.3s;
}

/* Hotline */
.float_btn.hotline {
  background: #e34533;
  box-shadow: 0 6px 18px rgba(255,106,31,0.4);
  font-size: 14px; /* chữ "Hotline" nhỏ hơn */
}

.float_btn.hotline strong {
  font-size: 18px; /* số điện thoại to hơn */
  font-weight: bold;
}

/* Zalo */
.float_btn.zalo {
  display: inline-block;
  background: none;
  box-shadow: none;
  padding: 0;
  width: auto;
  height: auto;
  border-radius: 0;
}

/* Icon */
.float_btn.zalo img {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

/* Hover đẹp hơn */
.float_btn.zalo:hover {
  transform: translateY(-3px);
  opacity: 0.9;
}

.float_btn:hover {
  transform: scale(1.1);
}

@media screen and (max-width: 768px) {
  .floating_cta {
    position: fixed;
    bottom: 10px;
    right: 10px;   /* 👉 đẩy sang phải */
    left: auto;    /* 👉 bỏ căn giữa */

    flex-direction: column; /* 👉 xếp dọc 3 nút */
    align-items: flex-end;  /* 👉 canh phải */
  }

  .float_btn {
    font-size: 18px;
    padding: 10px 14px;
    min-width: 70px;
    margin: 5px 0; /* 👉 khoảng cách giữa 3 nút */
  }
}
/* =========================
   POPUP LIÊN HỆ
========================= */
.popup_lien_he {
  position: fixed;
  inset: 0;
  z-index: 99999;

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

  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: 0.3s ease;
}

.popup_lien_he.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.popup_overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.popup_box {
  position: relative;
  width: calc(100% - 32px);
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;

  padding: 34px 26px 28px;
  border-radius: 18px;

  background: #ffffff;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.28);

  z-index: 2;

  transform: translateY(20px) scale(0.96);
  transition: 0.3s ease;
}

.popup_lien_he.show .popup_box {
  transform: translateY(0) scale(1);
}

.popup_close {
  position: absolute;
  top: 10px;
  right: 12px;

  width: 38px;
  height: 38px;
  border: 0;
  background: transparent;
  color: #222;
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
}

.popup_title {
  margin-bottom: 10px;
  text-align: center;
  font-size: 30px;
  font-weight: 800;
  text-transform: uppercase;
  font-family: 'Playfair Display', serif;
  color: #1f1f1f;
}

.popup_desc {
  margin: 0 auto 22px;
  max-width: 460px;
  text-align: center;
  font-size: 16px;
  line-height: 1.7;
  color: #555;
}

.popup_form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.popup_form .form_group input,
.popup_form .form_group textarea {
  width: 100%;
  border: 1px solid #ddd;
  outline: none;
  background: #fff;
  color: #333;
  border-radius: 8px;
  padding: 15px 16px;
  font-size: 15px;
  font-family: 'Montserrat', sans-serif;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.popup_form .form_group input:focus,
.popup_form .form_group textarea:focus {
  border-color: #c78f2b;
  box-shadow: 0 0 0 3px rgba(199, 143, 43, 0.12);
}

.popup_form .form_group textarea {
  min-height: 120px;
  resize: vertical;
}

.popup_btn {
  width: 100%;
  height: 52px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;

  font-size: 16px;
  font-weight: 800;
  color: #111;

  background: linear-gradient(90deg, #ff6a1f 0%, #f4c533 100%);
  transition: 0.25s ease;
}

.popup_btn:hover {
  opacity: 0.92;
  transform: translateY(-2px);
}

body.popup-open {
  overflow: hidden;
}

@media (max-width: 768px) {
  .popup_box {
    padding: 28px 16px 22px;
    border-radius: 14px;
  }

  .popup_title {
    font-size: 22px;
    padding: 0 20px;
  }

  .popup_desc {
    font-size: 14px;
    line-height: 1.6;
  }
}