:root {
  --nen-den: #090d1a;
  --xanh-chinh: #69e0ff;
  --xanh-tuyet: #00d4ff;
  --text: #edf7ff;
  --text-nhe: #afc3d6;
  --vang: #f7d774;
  --xanh-lam: #59f2a7;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background-image:
    linear-gradient(rgba(4, 6, 16, 0.68), rgba(4, 6, 16, 0.72)),
    url("../image/background_KTV - Copy.jpg");
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  overflow-x: hidden;
  max-width: 100%;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
a,
input,
select {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

button:active,
.nut-chinh:active,
.nut-tai-khoan:active {
  transform: scale(0.97);
  transition: transform 0.08s ease;
}

main {
  padding-bottom: 80px;
}

.thanh-dau {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 26, 0.8);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(105, 224, 255, 0.18);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.14);
}

.khung-dau {
  max-width: 1280px;
  margin: 0 auto;
  padding: 12px 28px;
}

.thuong-hieu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  min-height: 92px;
}

/* Logo thuong hieu duoc dinh nghia tai phan bo cuc hang-thuong-hieu */

.tieu-de-trang {
  text-align: center;
}

.tieu-de-trang p {
  margin: 0 0 5px;
  color: var(--xanh-tuyet);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.22em;
}

.tieu-de-trang h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(1.45rem, 2.2vw, 2.25rem);
  letter-spacing: 0.01em;
}

.tieu-de-trang span {
  display: block;
  margin-top: 7px;
  color: var(--text-nhe);
  font-size: 0.86rem;
}

.thanh-menu {
  display: flex;
  justify-content: center;
  padding-top: 9px;
  border-top: 1px solid rgba(168, 85, 247, 0.25);
}

.menu-ngang {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0 0 2px;
}

.menu-ngang > li {
  position: relative;
}

.menu-con {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 100;
  display: none;
  min-width: 195px;
  margin: 0;
  padding: 8px;
  list-style: none;
  border: 1px solid rgba(168, 85, 247, 0.4);
  border-radius: 12px;
  background: #181028;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.55);
}

.co-menu-con:hover .menu-con,
.co-menu-con:focus-within .menu-con,
.co-menu-con.dang-mo .menu-con {
  display: block;
}

.menu-ngang .menu-con a {
  display: flex;
  justify-content: flex-start;
  width: 100%;
  padding: 9px 11px;
  border-radius: 8px;
  font-size: 0.86rem;
  color: #dbeafe;
  white-space: nowrap;
}

.menu-ngang .menu-con a:hover,
.menu-ngang .menu-con a:focus-visible {
  color: #06283d;
  background: #9be7f5;
}

.menu-ngang a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 17px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  transition: all 0.25s ease;
}

.menu-ngang .menu-cha {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 17px;
  border-radius: 12px;
  color: #e2e8f0;
  font-weight: 600;
  font-size: 0.95rem;
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.25s ease;
}

.menu-ngang .co-menu-con:hover > .menu-cha,
.menu-ngang .co-menu-con:focus-within > .menu-cha,
.menu-ngang .co-menu-con.dang-mo > .menu-cha {
  color: #ffffff;
  background: rgba(168, 85, 247, 0.25);
  border-color: rgba(168, 85, 247, 0.5);
}

.menu-ngang a:hover {
  color: var(--xanh-tuyet);
  background: rgba(105, 224, 255, 0.08);
}

h2 {
  margin: 0;
  text-align: center;
  font-size: clamp(1.2rem, 1vw + 1rem, 2rem);
  color: #fff;
  letter-spacing: 0.04em;
  font-weight: 700;
  text-shadow: 0 0 20px rgba(105, 224, 255, 0.35);
}

.banner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 54px 24px 18px;
}

.banner-noi-dung {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 30px;
  align-items: center;
  background: rgba(7, 12, 25, 0.56);
  border: 1px solid rgba(105, 224, 255, 0.18);
  border-radius: 30px;
  padding: 42px;
  box-shadow: 0 30px 60px rgba(8, 12, 24, 0.38);
}

.nhan-banner {
  margin: 0 0 18px;
  color: var(--xanh-chinh);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.banner-chu h1 {
  margin: 0;
  font-size: clamp(2.5rem, 4vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
  color: #fff;
}

.mo-ta-banner {
  margin-top: 18px;
  max-width: 640px;
  color: var(--text-nhe);
  font-size: 1.05rem;
  line-height: 1.8;
}

.nut-hanh-dong {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
}

.nut-chinh,
.nut-phu {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 700;
  transition: all 0.25s ease;
}

.nut-chinh {
  color: #07151d;
  background: linear-gradient(135deg, var(--xanh-chinh), #d7f9ff);
  box-shadow: 0 18px 35px rgba(105, 224, 255, 0.35);
}

.nut-phu {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.nut-chinh:hover,
.nut-phu:hover {
  transform: translateY(-2px);
}

.thong-ke {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 30px;
}

.thong-ke div {
  min-width: 110px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
}

.thong-ke strong {
  font-size: 1.45rem;
  color: var(--xanh-chinh);
}

.thong-ke span {
  color: var(--text-nhe);
  font-size: 0.8rem;
}

.the-phong-banner {
  position: relative;
  border-radius: 24px;
  padding: 18px;
  background: linear-gradient(
    160deg,
    rgba(21, 39, 70, 0.9),
    rgba(8, 17, 31, 0.9)
  );
  border: 1px solid rgba(105, 224, 255, 0.18);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.32);
}

.nhan-phong {
  display: inline-block;
  padding: 8px 12px;
  margin-bottom: 16px;
  border-radius: 999px;
  background: rgba(89, 242, 167, 0.12);
  border: 1px solid rgba(89, 242, 167, 0.28);
  color: var(--xanh-lam);
  font-size: 0.72rem;
  font-weight: 700;
}

.khung-phong-banner {
  position: relative;
  height: 260px;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(105, 224, 255, 0.16);
  background: linear-gradient(
    180deg,
    rgba(23, 45, 80, 0.9),
    rgba(10, 16, 30, 0.85)
  );
}

.sang-phong {
  position: absolute;
  inset: 18% 12% 18% 12%;
  border-radius: 28px;
  background: radial-gradient(
    circle at center,
    rgba(105, 224, 255, 0.45),
    rgba(105, 224, 255, 0.08) 45%,
    transparent 68%
  );
  box-shadow: 0 0 50px rgba(105, 224, 255, 0.18);
}

.bang-dieu-khien {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 18px;
  height: 90px;
  border-radius: 18px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
  background: rgba(7, 12, 25, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.dot {
  display: inline-block;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  box-shadow: 0 0 20px currentColor;
}

.dot-mot {
  background: #ff7a7a;
  color: #ff7a7a;
}
.dot-hai {
  background: #ffd166;
  color: #ffd166;
}
.dot-ba {
  background: #77dd77;
  color: #77dd77;
}

.tong-hop-dat-phong {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.tong-hop-dat-phong div {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.tong-hop-dat-phong span {
  display: block;
  margin-bottom: 6px;
  color: var(--text-nhe);
  font-size: 0.75rem;
}

.tong-hop-dat-phong strong {
  color: var(--text);
  font-size: 1rem;
}

/* Thanh tìm kiếm & lọc nhanh (Quick Search Bar) */
.khung-tim-nhanh-bao {
  max-width: 1280px;
  margin: -28px auto 36px;
  padding: 0 24px;
  position: relative;
  z-index: 10;
}

.thanh-tim-nhanh-form {
  display: flex;
  align-items: center;
  background: #ffffff;
  border-radius: 22px;
  padding: 10px 16px;
  box-shadow: 0 16px 45px rgba(24, 11, 42, 0.22), 0 2px 10px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(168, 85, 247, 0.35);
  gap: 10px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.thanh-tim-nhanh-form:focus-within {
  box-shadow: 0 20px 50px rgba(168, 85, 247, 0.28), 0 0 0 2px rgba(168, 85, 247, 0.45);
}

.muc-nhap-tim {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
  padding: 6px 12px;
}

.icon-tim-nhanh {
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #f3e8ff;
  flex-shrink: 0;
}

.noi-dung-o-nhap {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.noi-dung-o-nhap label {
  font-size: 0.72rem;
  font-weight: 800;
  color: #7e22ce;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.noi-dung-o-nhap input,
.noi-dung-o-nhap select {
  border: none;
  background: transparent;
  padding: 4px 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: #1e293b;
  outline: none;
  width: 100%;
}

.noi-dung-o-nhap input::placeholder {
  color: #94a3b8;
  font-weight: 400;
}

.vach-ngan-tim {
  width: 1px;
  height: 42px;
  background: #e2e8f0;
  flex-shrink: 0;
}

.nut-kich-hoat-tim {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  background: linear-gradient(135deg, #a855f7, #7c3aed);
  color: #ffffff !important;
  border: none;
  border-radius: 14px;
  font-size: 0.96rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(124, 58, 237, 0.35);
  transition: all 0.25s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.nut-kich-hoat-tim:hover {
  background: linear-gradient(135deg, #9333ea, #6d28d9);
  box-shadow: 0 12px 28px rgba(124, 58, 237, 0.5);
  transform: translateY(-2px);
}

.nut-kich-hoat-tim .muiten-tim {
  font-size: 1.1rem;
  transition: transform 0.2s ease;
}

.nut-kich-hoat-tim:hover .muiten-tim {
  transform: translate(2px, -2px);
}

@media (max-width: 960px) {
  .khung-tim-nhanh-bao {
    margin: 16px auto 32px;
  }
  .thanh-tim-nhanh-form {
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 8px;
  }
  .vach-ngan-tim {
    width: 100%;
    height: 1px;
  }
  .nut-kich-hoat-tim {
    width: 100%;
    margin-top: 6px;
  }
}

.tinh-nang,
.phong,
.quy-trinh {
  max-width: 1280px;
  margin: 32px auto 0;
  padding: 32px 24px 0;
}

.tieu-de-muc {
  margin-bottom: 28px;
  text-align: center;
}

.tieu-de-muc p {
  margin: 0 0 10px;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--xanh-chinh);
  font-weight: 700;
}

.tieu-de-muc h2 {
  font-size: clamp(1.8rem, 2.5vw, 3rem);
  color: #fff;
}

.danh-sach-tinh-nang,
.danh-sach-phong,
.danh-sach-quy-trinh {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.muc-tinh-nang,
.buoc,
.the-phong {
  background: rgba(10, 16, 30, 0.68);
  border: 1px solid rgba(105, 224, 255, 0.12);
  border-radius: 22px;
  padding: 30px 22px;
  backdrop-filter: blur(12px);
  box-shadow: 0 18px 35px rgba(0, 0, 0, 0.18);
}

.icon-tinh-nang {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  margin-bottom: 18px;
  background: linear-gradient(
    135deg,
    rgba(105, 224, 255, 0.22),
    rgba(242, 152, 62, 0.2)
  );
  font-size: 2rem;
}

.muc-tinh-nang h3,
.buoc h3,
.the-phong h3 {
  margin: 0 0 12px;
  font-size: 1.35rem;
  color: #fff;
}

.muc-tinh-nang p,
.buoc p,
.the-phong p,
.the-phong li {
  color: var(--text-nhe);
  line-height: 1.7;
}

.the-phong {
  position: relative;
  overflow: hidden;
}

.the-phong-noi-bat {
  background: linear-gradient(
    180deg,
    rgba(22, 38, 62, 0.92),
    rgba(11, 19, 34, 0.92)
  );
  border-color: rgba(105, 224, 255, 0.28);
}

.the-phong-cao {
  background: rgba(247, 215, 116, 0.15);
  border-color: rgba(247, 215, 116, 0.35);
  color: var(--vang);
}

.nhan-xanh {
  background: rgba(89, 242, 167, 0.12);
  border-color: rgba(89, 242, 167, 0.3);
  color: var(--xanh-lam);
}

.the-phong ul {
  list-style: none;
  margin: 18px 0;
  padding: 0;
}

.the-phong li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
}

.the-phong li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--xanh-chinh);
  font-size: 1.5rem;
  line-height: 1;
}

.gia-phong {
  margin-top: 8px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--xanh-chinh);
}

.buoc {
  text-align: center;
}

.buoc span {
  display: inline-grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin-bottom: 18px;
  border-radius: 16px;
  background: linear-gradient(
    135deg,
    rgba(105, 224, 255, 0.18),
    rgba(247, 215, 116, 0.18)
  );
  color: var(--xanh-chinh);
  font-size: 1.2rem;
  font-weight: 800;
}

/* Khối kêu gọi tham gia Group Facebook trên Trang Chủ */
.khoi-cong-dong-fb {
  width: min(1280px, calc(100% - 36px));
  margin: 16px auto 56px;
  background: linear-gradient(135deg, #180b2a 0%, #1e1338 60%, #130a24 100%);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: 28px;
  box-shadow: 0 20px 50px rgba(24, 11, 42, 0.4), 0 0 30px rgba(168, 85, 247, 0.15);
  overflow: hidden;
  position: relative;
}

.noi-dung-cong-dong-fb {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 36px;
  padding: 44px 48px;
}

.thong-tin-fb .nhan-fb {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid rgba(168, 85, 247, 0.4);
  color: #c084fc;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

.thong-tin-fb h2 {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 900;
  color: #ffffff;
  margin: 0 0 12px;
  line-height: 1.25;
}

.thong-tin-fb p {
  font-size: 1rem;
  line-height: 1.65;
  color: #cbd5e1;
  margin: 0 0 20px;
}

.thong-tin-fb p strong {
  color: #38bdf8;
}

.chi-tiet-nhom-fb {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.the-tag-fb {
  padding: 6px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #e2e8f0;
  font-size: 0.84rem;
  font-weight: 600;
}

.hang-nut-fb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.nut-tham-gia-fb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  background: linear-gradient(135deg, #1877f2, #0d6efd);
  color: #ffffff !important;
  font-weight: 750;
  font-size: 0.96rem;
  border-radius: 14px;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(24, 119, 242, 0.35);
  transition: all 0.25s ease;
}

.nut-tham-gia-fb:hover {
  background: linear-gradient(135deg, #166fe5, #0b5ed7);
  box-shadow: 0 12px 30px rgba(24, 119, 242, 0.5);
  transform: translateY(-2px);
}

.nut-xem-dien-dan {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 13px 22px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff !important;
  font-weight: 700;
  font-size: 0.94rem;
  border-radius: 14px;
  text-decoration: none;
  transition: all 0.25s ease;
}

.nut-xem-dien-dan:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.hinh-anh-fb .khung-anh-fb {
  display: block;
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(168, 85, 247, 0.4);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hinh-anh-fb .khung-anh-fb:hover {
  transform: scale(1.02);
  box-shadow: 0 18px 45px rgba(168, 85, 247, 0.25);
}

.hinh-anh-fb img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.nhan-hover-fb {
  position: absolute;
  inset: 0;
  background: rgba(24, 11, 42, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nhan-hover-fb span {
  padding: 10px 20px;
  background: #1877f2;
  color: #fff;
  font-weight: 750;
  border-radius: 999px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.khung-anh-fb:hover .nhan-hover-fb {
  opacity: 1;
}

@media (max-width: 900px) {
  .noi-dung-cong-dong-fb {
    grid-template-columns: 1fr;
    padding: 30px 22px;
    gap: 24px;
  }
}

.chan-trang {
  background: linear-gradient(135deg, #120720 0%, #180b2a 50%, #140a24 100%);
  color: #fff;
  padding: 60px 40px 24px;
  border-top: 2px solid rgba(168, 85, 247, 0.45);
  box-shadow: 0 -10px 40px rgba(24, 11, 42, 0.6);
  position: relative;
}

.footer {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  max-width: 1280px;
  margin: 0 auto;
}

.cot {
  padding: 24px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(168, 85, 247, 0.2);
  backdrop-filter: blur(12px);
  transition: all 0.3s ease;
}

.cot:hover {
  background: rgba(168, 85, 247, 0.08);
  border-color: rgba(168, 85, 247, 0.45);
  box-shadow: 0 10px 30px rgba(168, 85, 247, 0.2);
  transform: translateY(-4px);
}

/* Cột 1: Logo & Nhận diện thương hiệu */
.footer-logo-nhan {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.footer-logo-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #180b2a;
  border: 1px solid rgba(168, 85, 247, 0.4);
  border-radius: 12px;
  overflow: hidden;
  padding: 2px;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(24, 11, 42, 0.35);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.footer-logo-link:hover {
  transform: translateY(-2px);
  border-color: #a855f7;
  margin-left: 0 !important;
}

.footer-logo-anh {
  width: 68px;
  height: 38px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
}

.footer-tieu-de-logo {
  margin: 0 !important;
  padding: 0 !important;
  font-size: 1.05rem !important;
  font-weight: 800 !important;
  color: #ffffff !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-tieu-de-logo::after {
  display: none !important;
}

.footer-slogan {
  margin: 2px 0 0;
  font-size: 0.76rem;
  color: #c084fc;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.footer-mo-ta {
  font-size: 0.85rem;
  line-height: 1.6;
  color: #cbd5e1;
  margin: 0 0 14px;
}

.footer-chung-nhan {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tag-footer-uy-tin {
  font-size: 0.78rem;
  color: #38bdf8;
  font-weight: 600;
}

.cot h4 {
  margin-top: 0;
  margin-bottom: 15px;
  font-size: 18px;
  font-weight: 700;
  color: #c084fc;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding-bottom: 10px;
}

.cot h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, #c084fc, transparent);
}

.cot a {
  color: #cbd5e1;
  transition: all 0.3s ease;
}

.cot a:hover {
  color: #d8b4fe;
  margin-left: 8px;
}

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

.cot li {
  padding: 8px 0;
  border-bottom: 1px solid rgba(168, 85, 247, 0.12);
}

.cot li:last-child {
  border-bottom: none;
}

.dong-group-fb {
  margin: 10px 0 14px;
}

.link-group-fb {
  display: inline-block;
  font-size: 0.88rem;
  color: #38bdf8 !important;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
}

.link-group-fb:hover {
  color: #7dd3fc !important;
  text-decoration: underline !important;
  transform: translateX(4px);
}

.mang-xa-hoi {
  display: flex;
  gap: 15px;
  margin-top: 15px;
}

.mang-xa-hoi span {
  display: inline-flex;
  width: 45px;
  height: 45px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(168, 85, 247, 0.12);
  border: 2px solid rgba(168, 85, 247, 0.45);
  transition: all 0.3s ease;
}

.mang-xa-hoi img {
  width: 27px;
  height: 27px;
  display: block;
  border-radius: 8px;
  object-fit: cover;
}

.mang-xa-hoi span:hover {
  background: #a855f7;
  border-color: #c084fc;
  transform: scale(1.15) rotate(10deg);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.6);
}

.mang-xa-hoi a {
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.mang-xa-hoi span:hover a {
  color: #ffffff;
}

.duoi-chan {
  margin-top: 30px;
  border-top: 1px solid rgba(168, 85, 247, 0.2);
  padding: 20px 0 0;
  text-align: center;
  font-size: 12px;
  color: #94a3b8;
}

.duoi-chan p {
  margin: 0;
  animation: nhap-nhay 2s ease-in-out infinite;
}

.lien-nhan-vien {
  display: inline-block;
  margin-top: 10px;
  color: #c084fc;
  font-size: 0.78rem;
  transition: color 0.2s ease;
}

.lien-nhan-vien:hover {
  color: #fff;
  text-decoration: underline;
}

.admin {
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid rgba(168, 85, 247, 0.2);
  text-align: center;
  color: #94a3b8;
  font-size: 12px;
}

.admin p {
  margin: 0;
  animation: nhap-nhay 2s ease-in-out infinite;
}

.admin .lien-nhan-vien {
  margin-top: 9px;
  padding: 5px 14px;
  border: 1px solid rgba(168, 85, 247, 0.4);
  border-radius: 999px;
  color: #c084fc;
  font-size: 0.74rem;
  transition: all 0.2s ease;
}

.admin .lien-nhan-vien:hover {
  color: #ffffff;
  background: #a855f7;
  text-decoration: none;
}

@keyframes nhap-nhay {
  0%,
  100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
  }
}

@media (max-width: 980px) {
  .khung-dau {
    flex-wrap: wrap;
    justify-content: center;
  }

  .menu-ngang {
    flex-wrap: wrap;
    justify-content: center;
  }

  .banner-noi-dung,
  .danh-sach-tinh-nang,
  .danh-sach-phong,
  .danh-sach-quy-trinh {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .banner-noi-dung {
    padding: 28px 22px;
  }

  .nut-hanh-dong {
    flex-direction: column;
    align-items: stretch;
  }

  .nut-chinh,
  .nut-phu {
    width: 100%;
  }

  .chan-trang {
    padding: 40px 20px 20px;
  }

  .footer {
    gap: 20px;
  }
}

/* Giao dien premium sang: uu tien do tuong phan va thao tac dat phong. */
:root {
  --nen-den: #f5f7fb;
  --xanh-chinh: #1677a8;
  --xanh-tuyet: #075985;
  --text: #172033;
  --text-nhe: #5d6879;
  --vang: #a66a00;
  --xanh-lam: #197653;
}

body {
  background-color: #f5f7fb;
  background-image:
    linear-gradient(rgba(245, 247, 251, 0.93), rgba(245, 247, 251, 0.97)),
    url("../image/background_KTV - Copy.jpg");
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
}

.thanh-dau {
  background: rgba(18, 11, 36, 0.94);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(168, 85, 247, 0.25);
  box-shadow: 0 8px 30px rgba(18, 7, 34, 0.35);
}

.khung-dau {
  padding-top: 10px;
  padding-bottom: 10px;
}

.logo-kara img {
  box-shadow: 0 8px 24px rgba(24, 11, 42, 0.35);
}

h2,
.tieu-de-muc h2 {
  color: #172033;
  text-shadow: none;
}

.tieu-de-trang h1 {
  color: #ffffff;
}

.tieu-de-trang p {
  color: #c084fc;
}

.tieu-de-trang span {
  color: #cbd5e1;
}

.menu-ngang a,
.menu-ngang .menu-cha {
  color: #e2e8f0 !important;
}

.menu-ngang a:hover,
.menu-ngang .co-menu-con:hover > .menu-cha,
.menu-ngang .co-menu-con.dang-mo > .menu-cha {
  color: #ffffff !important;
  background: rgba(168, 85, 247, 0.25) !important;
}

.nut-tai-khoan.nut-dang-nhap {
  color: #ffffff;
  border: 1px solid rgba(168, 85, 247, 0.45);
  background: rgba(168, 85, 247, 0.18);
}

.nut-tai-khoan.nut-dang-nhap:hover {
  color: #ffffff;
  background: rgba(168, 85, 247, 0.35);
  border-color: #c084fc;
  box-shadow: 0 0 14px rgba(168, 85, 247, 0.4);
}

.nut-tai-khoan.nut-dang-ky {
  background: linear-gradient(135deg, #a855f7, #7c3aed);
  color: #ffffff !important;
  border: 1px solid transparent;
  box-shadow: 0 4px 16px rgba(168, 85, 247, 0.4);
}

.nut-tai-khoan.nut-dang-ky:hover {
  background: linear-gradient(135deg, #9333ea, #6d28d9);
  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.55);
}

.banner-noi-dung {
  background:
    linear-gradient(
      115deg,
      rgba(255, 255, 255, 0.96),
      rgba(245, 240, 255, 0.94)
    ),
    url("../image/background_KTV - Copy.jpg");
  border-color: rgba(168, 85, 247, 0.25);
  box-shadow: 0 24px 55px rgba(24, 11, 42, 0.12);
}

.banner-chu h1 {
  color: #172033;
}

.nhan-banner,
.tieu-de-muc p {
  color: #7c3aed;
  font-weight: 800;
}

.mo-ta-banner,
.muc-tinh-nang p,
.buoc p,
.the-phong p,
.the-phong li {
  color: var(--text-nhe);
}

.nut-chinh {
  color: #fff;
  background: linear-gradient(135deg, #a855f7, #7c3aed);
  box-shadow: 0 12px 28px rgba(124, 58, 237, 0.35);
}

.nut-chinh:hover {
  background: linear-gradient(135deg, #9333ea, #6d28d9);
  box-shadow: 0 16px 32px rgba(124, 58, 237, 0.45);
}

.nut-phu {
  color: #7c3aed;
  background: #fff;
  border-color: rgba(168, 85, 247, 0.4);
}

.thong-ke div,
.tong-hop-dat-phong div {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(168, 85, 247, 0.2);
}

.thong-ke strong,
.gia-phong,
.tong-hop-dat-phong strong {
  color: #7c3aed;
}

.thong-ke span,
.tong-hop-dat-phong span {
  color: var(--text-nhe);
}

.the-phong-banner {
  background: linear-gradient(160deg, #e8f7fb, #f8fbfc);
  border-color: #cfe5ed;
  box-shadow: 0 22px 45px rgba(24, 39, 75, 0.1);
}

.khung-phong-banner {
  background: linear-gradient(180deg, #bde8f2, #e7f5f7);
  border-color: #b4dce5;
}

.khung-phong-banner {
  isolation: isolate;
}

.marquee-phong {
  position: absolute;
  inset: 0;
  display: flex;
  width: 600%;
  transition: transform 650ms ease;
}

.anh-quan-banner {
  position: relative;
  flex: 0 0 calc(100% / 6);
  min-width: 0;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

.anh-quan-banner::after {
  position: absolute;
  inset: 45% 0 0;
  background: linear-gradient(transparent, rgba(8, 17, 31, 0.72));
  content: "";
}

.anh-quan-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.anh-quan-banner figcaption {
  position: absolute;
  z-index: 1;
  right: 20px;
  bottom: 18px;
  left: 20px;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 750;
  text-shadow: 0 1px 5px rgba(0, 0, 0, 0.5);
}

.nut-chuyen-anh {
  position: absolute;
  z-index: 2;
  top: 50%;
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 50%;
  color: #fff;
  background: rgba(12, 27, 39, 0.55);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  transform: translateY(-50%);
  transition: background 160ms ease;
}

.nut-chuyen-anh:hover {
  background: rgba(12, 27, 39, 0.85);
}

.nut-anh-truoc {
  left: 14px;
}

.nut-anh-sau {
  right: 14px;
}

.cac-cham-anh {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 14px;
  left: 0;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.cac-cham-anh button {
  width: 9px;
  height: 9px;
  padding: 0;
  border: 1px solid #fff;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
}

.cac-cham-anh button[aria-current="true"] {
  background: #fff;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25);
}

@media (prefers-reduced-motion: reduce) {
  .marquee-phong {
    transition: none;
  }
}

.sang-phong {
  background: radial-gradient(
    circle at center,
    rgba(255, 255, 255, 0.92),
    rgba(105, 224, 255, 0.3) 45%,
    transparent 68%
  );
  box-shadow: 0 0 50px rgba(22, 119, 168, 0.14);
}

.bang-dieu-khien {
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(255, 255, 255, 0.85);
}

.muc-tinh-nang,
.buoc,
.the-phong {
  background: rgba(255, 255, 255, 0.94);
  border-color: #e1e8ef;
  box-shadow: 0 14px 30px rgba(24, 39, 75, 0.07);
}

.muc-tinh-nang:hover,
.buoc:hover,
.the-phong:hover {
  border-color: #b9dce8;
  box-shadow: 0 18px 36px rgba(24, 39, 75, 0.11);
  transform: translateY(-4px);
}

.muc-tinh-nang h3,
.buoc h3,
.the-phong h3 {
  color: #172033;
}

.icon-tinh-nang {
  background: linear-gradient(135deg, #e2f5fa, #fff3d6);
}

.the-phong-noi-bat {
  background: linear-gradient(180deg, #f0fbfd, #fff);
  border-color: #add8e5;
}

.the-phong-cao {
  background: #fff3d6;
  border-color: #efd18c;
  color: #8a5a00;
}

.nhan-xanh {
  background: #e5f6ee;
  border-color: #b9dfcd;
  color: #197653;
}

.the-phong li::before {
  color: var(--xanh-chinh);
}

.buoc span {
  background: linear-gradient(135deg, #e2f5fa, #fff3d6);
  color: #075985;
}

.chan-trang {
  background: #172033;
  border-top-color: #43b9d8;
}

.cot {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(147, 221, 239, 0.22);
}

.mang-xa-hoi span {
  overflow: hidden;
  padding: 7px;
}

.mang-xa-hoi span img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 9px;
}

@media (max-width: 980px) {
  .khung-dau {
    padding-left: 18px;
    padding-right: 18px;
  }

  .menu-ngang {
    flex-wrap: wrap;
  }
}

/* Bo cuc dau trang: logo trai, thuong hieu giua, tai khoan phai. */
.khung-dau {
  padding-top: 12px;
  padding-bottom: 14px;
}

.hang-thuong-hieu {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  min-height: 96px;
}

.logo-kara {
  justify-self: start;
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  transition: transform 0.25s ease;
}

.logo-kara:hover {
  transform: translateY(-2px);
}

.logo-kara img {
  width: 88px;
  height: 50px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
  box-shadow: 0 4px 14px rgba(168, 85, 247, 0.3);
  border: 1px solid rgba(168, 85, 247, 0.35);
}

.ten-thuong-hieu {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.015em;
  white-space: nowrap;
}

.tieu-de-trang {
  text-align: center;
  white-space: nowrap;
}

.tieu-de-trang p {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 0 8px;
  padding: 6px 16px;
  border: 1px solid rgba(168, 85, 247, 0.45);
  border-radius: 999px;
  color: #c084fc;
  background: rgba(168, 85, 247, 0.15);
  box-shadow: 0 0 16px rgba(168, 85, 247, 0.2);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-shadow: 0 0 12px rgba(168, 85, 247, 0.4);
}

.tieu-de-trang h1 {
  margin: 0;
  color: #ffffff;
  font-size: clamp(1.35rem, 2vw, 2rem);
  letter-spacing: 0.01em;
  font-weight: 850;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.tieu-de-trang span {
  display: block;
  margin-top: 6px;
  color: #cbd5e1;
  font-size: 0.82rem;
}

.tai-khoan {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 10px;
}

.tai-khoan[hidden] {
  display: none;
}

.menu-tai-khoan {
  position: relative;
}

.nut-avatar {
  display: grid;
  width: 42px;
  height: 42px;
  padding: 8px;
  place-items: center;
  color: #c084fc;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s ease;
}

.nut-avatar:hover {
  background: rgba(168, 85, 247, 0.25);
  color: #ffffff;
}

.nut-avatar svg {
  width: 100%;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.8;
}

.menu-tai-khoan-noi-dung {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 200;
  display: none;
  width: 210px;
  padding: 7px;
  background: #fff;
  border: 1px solid #dce8eb;
  border-radius: 12px;
  box-shadow: 0 14px 34px #102a3a24;
}

.menu-tai-khoan:hover .menu-tai-khoan-noi-dung,
.menu-tai-khoan:focus-within .menu-tai-khoan-noi-dung,
.menu-tai-khoan.dang-mo .menu-tai-khoan-noi-dung {
  display: grid;
}

.menu-tai-khoan-noi-dung a,
.nut-menu-dang-xuat,
.nut-menu-thong-bao {
  padding: 11px 12px;
  color: #263746;
  text-align: left;
  background: transparent;
  border: 0;
  border-radius: 8px;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.menu-tai-khoan-noi-dung a:hover,
.nut-menu-dang-xuat:hover,
.nut-menu-thong-bao:hover {
  background: #eef7f8;
}

.nut-menu-dang-xuat {
  color: #b42318;
}

.nut-menu-thong-bao {
  font-weight: 700 !important;
}
.so-thong-bao {
  display: inline-grid;
  min-width: 21px;
  height: 21px;
  margin-left: 5px;
  place-items: center;
  color: #fff;
  background: #d92d20;
  border-radius: 999px;
  font-size: 0.72rem;
}
.so-thong-bao[hidden] {
  display: none;
}
.danh-sach-thong-bao {
  max-height: 260px;
  overflow: auto;
  padding: 6px 10px 10px;
  color: #344054;
  border-top: 1px solid #e4e7ec;
  font-size: 0.82rem;
}
.muc-thong-bao {
  padding: 9px 2px;
  border-bottom: 1px solid #eef0f2;
}
.muc-thong-bao.chua-doc {
  color: #075985;
  font-weight: 700;
}
.thoi-gian-thong-bao {
  display: block;
  margin-top: 3px;
  color: #667085;
  font-size: 0.72rem;
}

/* Khung thông báo trong menu tài khoản */
.menu-tai-khoan-noi-dung {
  box-sizing: border-box;
  grid-template-columns: minmax(0, 1fr);
  width: min(330px, calc(100vw - 32px));
  padding: 8px;
}
.nut-menu-thong-bao {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 46px;
  padding: 11px 13px;
  color: #173c50;
  background: #edf6f7;
  font-size: 0.96rem;
}
.nut-menu-thong-bao:hover {
  background: #e2f0f1;
}
.danh-sach-thong-bao {
  box-sizing: border-box;
  width: 100%;
  max-height: min(360px, 60vh);
  overflow: auto;
  overscroll-behavior: contain;
  padding: 2px 12px;
  color: #344054;
  border: 1px solid #e4edf0;
  border-radius: 0 0 11px 11px;
  background: #fff;
  font-size: 0.9rem;
  line-height: 1.45;
}
.muc-thong-bao {
  padding: 12px 3px;
  overflow-wrap: anywhere;
  border-bottom: 1px solid #e9eff2;
}
.muc-thong-bao:last-child {
  border-bottom: 0;
}
.muc-thong-bao.chua-doc {
  margin: 0 -8px;
  padding-right: 11px;
  padding-left: 11px;
  color: #075985;
  background: #f0f8fa;
  font-weight: 650;
}
.thoi-gian-thong-bao {
  margin-top: 5px;
  color: #718096;
  font-size: 0.76rem;
  font-weight: 400;
}

.uu-dai-vip {
  padding: 76px 28px;
  color: #edf7ff;
  background: linear-gradient(125deg, #07162f, #075985 58%, #087e8b);
}
.uu-dai-vip-noi-dung {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  align-items: center;
  gap: 42px;
  max-width: 1120px;
  margin: auto;
}
.tieu-de-uu-dai h2 {
  margin: 12px 0;
  font-size: clamp(2rem, 4vw, 3rem);
  color: #ffffff;
  text-align: left;
}
.tieu-de-uu-dai p {
  color: #d4e6f2;
  line-height: 1.7;
}
.the-uu-dai-vip {
  padding: 28px;
  color: #263746;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 24px 70px #0003;
}
.the-uu-dai-vip #trang-thai-vip {
  margin: 0 0 16px;
  padding: 13px 15px;
  border: 1px solid #d8ece8;
  border-radius: 11px;
  color: #176b5c;
  background: #f0faf7;
  font-weight: 650;
  line-height: 1.5;
}
.cac-bac-thanh-vien {
  display: grid;
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
}
.cac-bac-thanh-vien article {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding: 12px 14px;
  border: 1px solid #d7e9ed;
  border-radius: 9px;
  background: #f8fcfc;
  font-size: 0.84rem;
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
}
.cac-bac-thanh-vien strong {
  color: #173c50;
  font-weight: 800;
  min-width: 60px;
}
.cac-bac-thanh-vien span {
  color: #637d89;
  flex: 1 1 auto;
}
.cac-bac-thanh-vien b {
  color: #087e8b;
  text-align: right;
  white-space: nowrap;
}
.ghi-chu-bac-thanh-vien {
  margin: 12px 0;
  color: #637d89;
  font-size: 0.84rem;
  line-height: 1.5;
}
.nut-xem-diem-thanh-vien {
  display: inline-flex;
  justify-content: center;
  min-height: 42px;
  padding: 11px 15px;
  border-radius: 6px;
  color: #fff;
  background: #087e8b;
  font-size: 0.86rem;
  font-weight: 750;
}
.nut-xem-diem-thanh-vien:hover {
  color: #fff;
  background: #075c69;
  text-decoration: none;
}
#yeu-cau-vip-dang-xuat[hidden] {
  display: none;
}
#yeu-cau-vip-dang-xuat a {
  color: #087e8b;
  font-weight: 700;
}
@media (max-width: 992px) {
  .uu-dai-vip {
    padding: 48px 16px;
  }
  .uu-dai-vip-noi-dung {
    grid-template-columns: 1fr;
    gap: 28px;
    max-width: 600px;
    margin: 0 auto;
  }
  .the-uu-dai-vip {
    padding: 24px 20px;
    border-radius: 16px;
    width: 100%;
    box-sizing: border-box;
  }
}
@media (max-width: 480px) {
  .the-uu-dai-vip {
    padding: 18px 14px;
  }
  .cac-bac-thanh-vien article {
    padding: 10px 12px;
    font-size: 0.78rem;
    gap: 6px 10px;
  }
  .cac-bac-thanh-vien strong {
    min-width: 50px;
  }
}

.nut-tai-khoan {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 15px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
  transition: all 0.25s ease;
}

.nut-dang-nhap {
  color: #ffffff;
  border: 1px solid rgba(168, 85, 247, 0.45);
  background: rgba(168, 85, 247, 0.18);
}

.nut-dang-nhap:hover {
  color: #ffffff;
  background: rgba(168, 85, 247, 0.35);
  border-color: #c084fc;
  box-shadow: 0 0 14px rgba(168, 85, 247, 0.4);
}

.nut-dang-ky {
  color: #ffffff !important;
  background: linear-gradient(135deg, #a855f7, #7c3aed);
  border: 1px solid transparent;
  box-shadow: 0 4px 16px rgba(168, 85, 247, 0.4);
}

.nut-dang-ky:hover {
  background: linear-gradient(135deg, #9333ea, #6d28d9);
  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.55);
}

.nut-tai-khoan:hover {
  transform: translateY(-2px);
}

.thanh-menu {
  display: flex;
  justify-content: center;
  padding: 10px 0 8px;
  border-top: 1px solid rgba(168, 85, 247, 0.18);
}

.thanh-menu .menu-ngang {
  justify-content: center;
}

.thanh-tim-kiem {
  display: flex;
  align-items: center;
  width: min(620px, 100%);
  height: 46px;
  margin: 8px auto 0;
  padding: 4px 5px 4px 18px;
  border: 1px solid #d7e2e8;
  border-radius: 999px;
  background: #f8fbfc;
  box-shadow: inset 0 1px 2px rgba(24, 39, 75, 0.03);
}

.thanh-tim-kiem input {
  min-width: 0;
  flex: 1;
  border: 0;
  outline: 0;
  color: #172033;
  background: transparent;
  font: inherit;
}

.thanh-tim-kiem input::placeholder {
  color: #8895a5;
}

.thanh-tim-kiem button {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: #075985;
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  transition:
    transform 0.25s ease,
    background 0.25s ease;
}

.thanh-tim-kiem button:hover {
  background: #1677a8;
  transform: scale(1.06);
}

.an-noi-dung {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .khung-dau {
    padding: 8px 12px;
  }

  .hang-thuong-hieu {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 48px;
    gap: 10px;
    padding: 4px 0 6px;
  }

  .logo-kara {
    min-width: 0;
    justify-self: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
  }

  .logo-kara img {
    width: 60px;
    height: 36px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.25);
  }

  .ten-thuong-hieu {
    font-size: 0.92rem;
    font-weight: 850;
    color: #ffffff;
    white-space: nowrap;
  }

  .tieu-de-trang {
    display: none;
  }

  .tai-khoan {
    justify-self: auto;
    display: flex;
    gap: 8px;
    align-items: center;
  }

  .nut-tai-khoan {
    padding: 6px 14px;
    font-size: 0.82rem;
    min-height: 34px;
    border-radius: 999px;
  }

  .thanh-menu {
    padding-top: 6px;
    border-top: 1px solid rgba(168, 85, 247, 0.18);
  }

  .menu-ngang {
    display: flex;
    gap: 6px;
    overflow: visible;
    padding: 4px 2px;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
  }

  .menu-ngang::-webkit-scrollbar {
    display: none;
  }

  .menu-ngang a,
  .menu-ngang .menu-cha {
    padding: 6px 13px;
    font-size: 0.82rem;
    white-space: nowrap;
    border-radius: 999px;
    color: #e2e8f0;
    background: rgba(168, 85, 247, 0.18);
    border: 1px solid rgba(168, 85, 247, 0.32);
    transition: all 0.2s ease;
  }

  .menu-ngang a:hover,
  .menu-ngang a.dang-chon,
  .menu-ngang .dang-chon,
  .menu-ngang .co-menu-con.dang-mo > .menu-cha {
    color: #ffffff !important;
    background: rgba(168, 85, 247, 0.38) !important;
    border-color: #a855f7 !important;
  }

  .banner {
    padding: 24px 14px 16px;
  }

  .banner-noi-dung {
    padding: 22px 18px;
    border-radius: 20px;
    gap: 24px;
  }

  .banner-chu h1 {
    font-size: clamp(1.6rem, 5.5vw, 2.15rem);
    line-height: 1.25;
    letter-spacing: -0.02em;
  }

  .mo-ta-banner {
    font-size: 0.92rem;
    line-height: 1.6;
    margin-top: 12px;
  }

  .nut-hanh-dong {
    margin-top: 18px;
  }

  .thong-ke {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 20px;
  }

  .thong-ke div {
    min-width: 0;
    padding: 10px 6px;
    text-align: center;
    border-radius: 12px;
  }

  .thong-ke strong {
    font-size: 1.02rem;
    white-space: nowrap;
  }

  .thong-ke span {
    font-size: 0.72rem;
  }
}

@media (max-width: 400px) {
  .logo-kara img {
    width: 48px;
    height: 30px;
  }
  .ten-thuong-hieu {
    font-size: 0.82rem;
  }
}