/* ====== PHẦN CHUNG ====== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";
}

body {
  background: #f9f9fb;
  color: #222;
  line-height: 1.5;
}
h1{
	font-size:1.5em;
}
img{
	
}
.logo h1 {
  font-weight: 900;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  background: linear-gradient(
    90deg,
    #ff2a00,
    #ff7b00,
    #ffcc00
  );
  background-size: 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shineMove 5s ease-in-out infinite;
  filter: drop-shadow(0 0 2px rgba(255, 120, 0, 0.2));
  transition: 0.3s ease;
}
h3{
	font-size: 1.2em;
}
/* Hiệu ứng ánh sáng di chuyển mượt */
@keyframes shineMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Hiệu ứng phản chiếu bóng */
.logo h1::after {
  content: "";
  display: block;
  height: 2px;
  width: 100%;
  background: linear-gradient(
    90deg,
    rgba(255,255,255,0.4) 0%,
    rgba(255,255,255,0) 100%
  );
  transform: translateY(-10px);
  opacity: 0.6;
}

/* Hover: sáng nhẹ và phóng to mượt */
.logo h1:hover {
  filter: drop-shadow(0 0 5px rgba(255, 180, 0, 0.4));
  transform: scale(1.04);
}

h2 {
  text-align: center;
  margin: 20px 0;
  color: #222;
}

section h2 {
  position: relative;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, #00bcd4, #4960e0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 25px;
}

/* Thanh gạch dưới mượt */
section h2::after {
  content: "";
  display: block;
  width: 90px;
  height: 4px;
  margin: 8px auto 0;
  background: linear-gradient(90deg, #00c6ff, #0072ff);
  border-radius: 3px;
  box-shadow: 0 0 6px rgba(0, 174, 255, 0.4);
  transition: all 0.3s ease;
}
.banner-text h2::after{
	  background: linear-gradient(90deg, #ffd85e, #fff4b1);
}
/* Hiệu ứng hover phát sáng */
section h2:hover::after {
  width: 130px;
  box-shadow: 0 0 12px rgba(0, 174, 255, 0.8);
}

/* ====== HEADER ====== */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: white;
  padding: 15px 30px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header .logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header .logo img {
  width: 50px;
}

.header .nav a {
  text-decoration: none;
  color: #444;
  font-weight: 500;
  transition: 0.3s;
}

.header .nav a:hover {
  color: #007bff;
}

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

.nav a {
  color: #004aad;
  font-weight: 600;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 6px;
  transition: 0.3s;
}

.nav a i {
  margin-right: 5px;
  color: #007bff;
}

.nav a:hover {
  background: #eaf3ff;
  color: #007bff;
}

/* Dropdown container */
.dropdown {
  position: relative;
}

.dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 5px;
}

.dropdown-menu {
  display: none;
  flex-direction: column;
  position: absolute;
  background: #fff;
  top: 100%;
  left: 0;
  min-width: 200px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  overflow: hidden;
  z-index: 10;
}

.dropdown-menu a {
  padding: 10px;
  font-weight: 500;
  color: #333;
}

.dropdown-menu a:hover {
  background: #f0f8ff;
  color: #007bff;
}

/* Hover hiển thị menu */
.dropdown:hover .dropdown-menu {
  display: flex;
}


/* ====== BANNER ====== */
.banner {
    position: relative;
    width: 100%;
    height: 500px;
    background: url(https://lienquan.garena.vn/wp-content/uploads/2025/06/KV.jpeg);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    overflow: hidden;
    background-size: cover;
background-position: center;}

.banner-overlay {
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0,0,0,0.6), rgba(0,0,0,0.2));
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 40px 20px;
}

.banner-text {
  text-align: center;
  color: #fff;
  max-width: 700px;
  animation: fadeUp 1s ease;
}

.banner-text h2 {
  font-size: 2em;
  font-weight:800;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: linear-gradient(45deg, #fff4b0, #ffd700, #ff9f00, #fff);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shineFire 3s infinite linear;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.6), 0 0 20px rgba(255, 165, 0, 0.5);
}

/* 🔥 Hiệu ứng gradient chuyển động kiểu rực lửa */
@keyframes shineFire {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.banner-text p {
  font-size: 1.1em;
  margin: 5px 0;
  color: #f1f1f1;
}

/* ====== NÚT TRONG BANNER ====== */
.banner-buttons {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
}

.btn-banner {
  background: #ff4757;
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: 0.3s;
}

.btn-banner:hover {
  background: #e84118;
  transform: translateY(-2px);
}

/* ====== HIỆU ỨNG NHẸ ====== */
@keyframes fadeUp {
  from { transform: translateY(30px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ====== TOP + NẠP THẺ ====== */
.top-and-recharge {
display: flex;
    flex-wrap: wrap;
    gap: 20px;
    max-width: 1100px;
    margin: 40px auto;
    padding: 0 20px;
    justify-content: space-evenly;
	align-content: center;
}

.leaderboard, .recharge-box {
    flex: 1 1 400px;
    min-width: 300px;
    max-width: 450px;
}

/* Bảng xếp hạng */
.leaderboard {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
  color: #333;
  transition: all 0.3s ease;
}

.leaderboard h3 {
  text-align: center;
  font-size: 1.3rem;
  font-weight: 700;
  color: #222;
  margin-bottom: 15px;
  background: linear-gradient(90deg, #ffae00, #ffdd55);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.leaderboard p {
  position: relative;
  color: #b88a00; /* vàng đậm để nổi trên nền trắng */
  font-weight: 600;
  font-size: 15px;
  text-align: center;
  background: linear-gradient(90deg, #d4af37, #f5d76e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.leaderboard li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fafafa;
  border-radius: 8px;
  margin-bottom: 8px;
  padding: 10px 14px;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.25s ease;
}

.leaderboard li:hover {
  background: #fff6e0;
  transform: translateY(-2px);
  box-shadow: 0 2px 6px rgba(255, 193, 7, 0.2);
}

.leaderboard li span {
  color: #ffae00;
  font-weight: 600;
}

.leaderboard li strong {
  color: #333;
}

/* 🎖️ Màu đặc biệt cho Top 1–3 */
.leaderboard li:nth-child(1) {
  background: linear-gradient(90deg, #fff7d6, #ffe78c);
  font-weight: 600;
}
.leaderboard li:nth-child(2) {
  background: linear-gradient(90deg, #f8f8f8, #e0e0e0);
}
.leaderboard li:nth-child(3) {
  background: linear-gradient(90deg, #fff2d0, #ffe0a8);
}

/* Form nạp thẻ */
.recharge-box {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
  width: 360px;
  color: #333;
  transition: all 0.3s ease;
}

.recharge-box h3 {
  text-align: center;
  font-size: 1.3rem;
  font-weight: 700;
  color: #222;
  margin-bottom: 15px;
  background: linear-gradient(90deg, #007bff, #00bfff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.recharge-box form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.recharge-box label {
  font-weight: 500;
  color: #444;
  font-size: 0.95rem;
}

.recharge-box input,
.recharge-box select {
  padding: 9px 10px;
  border-radius: 8px;
  border: 1px solid #eee;
  font-size: 0.95rem;
  outline: none;
  background: #f8f8f8;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.recharge-box input:focus,
.recharge-box select:focus {
  border-color: #007bff;
  box-shadow: 0 0 4px rgba(0, 123, 255, 0.4);
  background: #fff;
}

.recharge-box button {
  padding: 10px;
  background: linear-gradient(90deg, #007bff, #00bfff);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: 0.3s;
}

.recharge-box button:hover {
  background: linear-gradient(90deg, #0056d6, #0098ff);
  transform: translateY(-1px);
}
/* ===== TAB MENU (Mobile) ===== */
.tab-menu {
  display: none;
  margin-bottom: 10px;
  text-align: center;
}
.tab-menu .tab-btn {
  background: #eee;
  border: none;
  padding: 10px 15px;
  font-size: 16px;
  border-radius: 6px;
  margin: 0 5px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.tab-menu .tab-btn.active {
  background: #007bff;
  color: white;
}

/* Mobile hiển thị dạng TAB */
@media (max-width: 768px) {
	.header{
		padding: 15px 20px;
	}
	.banner-overlay{
		padding: 20px;
		}
  .top-and-recharge {
    flex-direction: column;
  }

  .tab-menu {
    display: block;
  }

  .tab-content {
    display: none;
  }

  .tab-content.active {
    display: block;
  }
}


/* ====== SẢN PHẨM ====== */
.new-products {
  max-width: 1200px;
  margin: auto;
  padding: 20px;
}
.container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: auto;
}

@media (max-width: 900px) {
  .container {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .container {
    grid-template-columns: 1fr;
  }
}

.product-card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  padding: 15px;
  text-align: center;
  transition: 0.3s;
  cursor: pointer;
      max-width: 300px;
    margin: 0 auto;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.product-card h3 {
  margin: 10px 0 5px;
  color: #222;
}

.product-card .price {
  font-weight: 700;
  color: #007bff;
  display: block;
  margin: 5px 0;
}

.product-card img {
  width: 100%;
  aspect-ratio: 2 / 1; 
  object-fit: cover; 
  object-position:left;
  border-radius: 10px;
  margin-bottom: 10px;
}

.product-card p {
  font-size: 14px;
  color: #555;
  margin: 2px 0;
}

.product-card .btn-buy:hover {
  background: #0056d6;
}


.btn-buy {
  padding: 10px 20px;
  border: none;
  background: #007bff;
  color: white;
  border-radius: 6px;
  cursor: pointer;
  transition: 0.3s;
  	font-weight:bold;
}

.btn-buy:hover {
  background: #0056d6;
}

/* ====== DANH MỤC & DỊCH VỤ ====== */
.categories, .services {
padding:20px;
}

.category-card, .service-card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  text-align: center;
  padding: 15px;
  transition: 0.3s;
  max-width: 300px;
    margin: 0 auto;
}

.category-card h3, .service-card h3{
		color: #ff4757;
	text-transform: uppercase;
}
.category-card p, .service-card p{
	font-size:0.9em;
}
.category-card:hover, .service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.category-card img, .service-card img {
  width: 100%;
  border-radius: 10px;
  margin-bottom: 10px;
      aspect-ratio: 3 / 2;
    object-fit: cover;
}

.btn-view {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 20px;
  background: #28a745;
  color: white;
  border-radius: 6px;
  text-decoration: none;
  transition: 0.3s;
   text-transform: uppercase;
    font-weight: bold;
    font-size: 0.9em;
}

.btn-view:hover {
  background: #1e7e34;
}

/* ====== FOOTER ====== */
.footer {
	    box-shadow: 0px 3px 10px 0px #ddd;
  background: #f8fbff;
  color: #333;
  padding: 40px 20px 20px;
  margin-top: 40px;
  font-size: 15px;
}

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

.footer-col {
  flex: 1 1 250px;
  min-width: 240px;
}

.footer-logo {
  width: 60px;
  height: 60px;
}

.footer h3 {
  color: #007bff;
  font-weight: 700;
  margin-bottom: 8px;
}

.footer h4 {
  color: #004aad;
  margin-bottom: 12px;
  font-weight: 600;
  border-left: 4px solid #007bff;
  padding-left: 8px;
}

.footer p, .footer a, .footer li {
  color: #444;
  line-height: 1.6;
}

.footer a {
  text-decoration: none;
  color: #007bff;
  transition: 0.3s;
}

.footer a:hover {
  color: #004aad;
}

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

.footer ul li {
  margin-bottom: 6px;
}

.footer ul li i {
  margin-right: 6px;
  color: #007bff;
}

.footer .socials a {
  font-size: 22px;
  margin-right: 10px;
  color: #007bff;
  transition: 0.3s;
}

.footer .socials a:hover {
  color: #004aad;
  transform: scale(1.1);
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid #ddd;
  padding-top: 10px;
  margin-top: 30px;
  font-size: 14px;
  color: #555;
}

/* ====== POPUP ====== */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.5);
  transition: 0.3s;
    backdrop-filter: blur(3px);
}

.modal-content {
    background-color: #fff;
    margin: 0 auto;
    padding: 20px;
    border-radius: 10px;
    width: 450px;
    max-width: 90%;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    position: relative;
    top: 50%;
    transform: translate(0%, -50%);
	 animation: fadeIn 0.25s ease-in-out;
	 height: fit-content; 
}

.close {
  color: #aaa;
  float: right;
  font-size: 24px;
  cursor: pointer;
}

.close:hover {
  color: #333;
}
/* ====== POPUP CHI TIẾT SẢN PHẨM ====== */

/* Hiệu ứng mở mượt */
@keyframes fadeIn {
  from { opacity: 0 }
  to { opacity: 1 }
}

/* Nút đóng */
.modal .close {
  position: absolute;
  top: 10px; right: 14px;
  font-size: 26px;
  color: #666;
  cursor: pointer;
  transition: 0.2s;
}
.modal .close:hover { color: #ff4d4d; }

/* ====== SLIDER ẢNH ====== */
.slider-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 10px;
}

.slider {
  display: flex;
  transition: transform 0.4s ease;
}

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

.slide img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  cursor: zoom-in;
  transition: transform 0.3s ease;
}

/* Nút điều hướng slider */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.4);
    color: white;
    border: none;
    width: 30px;
    height: 30px;
    cursor: pointer;
    font-size: 16px;
    border-radius: 50%;
    transition: 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
}

.slider-btn:hover {
  background: rgba(0,0,0,0.6);
}

.prev { left: 10px; }
.next { right: 10px; }

/* Thu phóng ảnh khi click */
.slide img.zoomed {
  transform: scale(1.7);
  cursor: zoom-out;
  z-index: 5;
}

/* Thông tin chi tiết */
#detail-body {
  margin: 10px 0;
}

#detail-body h3 {
  margin-bottom: 10px;
  font-size: 20px;
  color: #007bff;
}

#detail-body p {
  color: #444;
  line-height: 1.6;
  margin-bottom: 10px;
}

#detail-body .price {
  font-size: 18px;
  color: #e53935;
  font-weight: 600;
}

/* Mobile */
@media (max-width: 600px) {
  .modal-content {
    padding: 15px;
  }
  .slider-btn {
    font-size: 14px;
  }
}

/* ====== RESPONSIVE CHO MOBILE ====== */
@media (max-width: 768px) {

  /* Banner */
  .banner {
    height: 300px;
    background-position: center;
  }

.banner-text h2 {
font-size: 1.5em;}

  .banner-text p {
    font-size: 1em;
  }

  /* Bảng xếp hạng + Nạp thẻ */
  .top-and-recharge {
    flex-direction: column;
    gap: 25px;
  }

  .leaderboard, .recharge-box {
    width: 100%;
    padding: 15px;
  }

  .product-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  }

  /* Danh mục & Dịch vụ */
  .category-list, .service-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  }


  /* Footer */
  .footer {
    font-size: 0.8em;
    padding: 15px;
  }

}

@media (max-width: 600px) {
	.banner-buttons{
       justify-content: center;
	   display:grid;
	   grid-template-columns: 1fr 1fr 1fr 1fr;
	}
  .banner {
    height: 250px;
  }

  .banner-text h2 {
    font-size: 1.3em;
  }

  .banner-text p {
    font-size: 0.9em;
  }

  .btn-banner {
	      grid-template-columns: 1fr 1fr 1fr 1fr;
    font-size: 0.9em;
    padding: 8px 16px;
  }

  .btn-banner i {
    font-size: 1.1em;
  }

  .btn-banner span {
    display: none;
  }
  
  .header .logo img {
    width: 40px;
  }
}
/* ====== MENU MOBILE ====== */
.menu-toggle {
  display: none;
  font-size: 1.8em;
  cursor: pointer;
  color: #333;
}

/* Mặc định nav cho desktop */
.nav {
  display: flex;
  align-items: center;
}

/* Ẩn menu và tạo hiệu ứng slide trên mobile */
@media (max-width: 1024px) {
  .menu-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100%;
    background: #fff;
    box-shadow: -2px 0 8px rgba(0,0,0,0.15);
    flex-direction: column;
    align-items: flex-start;
    padding: 60px 20px;
    transition: right 0.3s ease;
    z-index: 1500;
  }

  .nav a {
    display: flex;
    margin-top: 10px;
    font-size: 1.1em;
    color: #333;
	width:100%;
	align-items:center;
	gap:5px;
	position:relative;
  }
  .nav a i{
	  margin:0 5px;
  }
  .dropdown,.dropdown-toggle{
	  width:100%;
  }
.dropdown-toggle .fa-angle-down{
	position:absolute;
	right:10px;
}
  /* Khi mở menu */
  .nav.active {
    right: 0;
	max-width:500px;
  }

  /* Làm mờ nền khi mở menu */
  body.menu-open::before {
    content: "";
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.4);
    z-index: 100;
  }
}