* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: Arial, sans-serif;
  background-color: #121212;
  line-height: 1.5;
  color: #ffffff;
}
.download {
  border-radius: 20px;
  background-color: #9b59b6;
  text-decoration: none;
  padding: 10px 20px;
  margin-top: 15px;
  margin-bottom: 5px;
}
.download a {
  color: #121212;
  text-decoration: none;
  font-weight: bold;
  font-size: 18px;
}
.download:hover {
  background-color: white;
  color: #121212;
  transition: background-color 0.5s ease;
}
/* Navbar tùy chỉnh giống cũ */
.custom-navbar {
  background-color: #1e1e2f;
  padding: 10px 20px;
  color: #ffffff;
  position: sticky;
  top: 0;
  z-index: 1000;
}
/* Dropdown hover hiện menu */
.custom-dropdown:hover .genre-menu {
  display: block;
  animation: fadeInDown 0.3s ease-in-out;
}

/* Ẩn dropdown mặc định (chỉ hiện khi hover) */
.genre-menu {
  display: none;
  margin-top: 0;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Hiệu ứng trượt xuống */
@keyframes fadeInDown {
  0% {
    opacity: 0;
    transform: translateY(-10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
.btn-search-nav {
  background-color: #ff5722;
  color: #000;
  font-weight: bold;
  border-radius: 8px;
  padding: 8px 16px;
  text-decoration: none;
  transition: 0.5s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  margin-top: 5px;
}

.btn-search-nav:hover {
  background-color: #03e0e0;
  color: #000;
}

/* Style dropdown item */
.genre-menu .dropdown-item {
  padding: 10px 20px;
  transition: background-color 0.2s ease;
}

.genre-menu .dropdown-item:hover {
  background-color: #f0f0f0;
}
.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

/* Dropdown người dùng có hiệu ứng mượt */
.user-menu {
  min-width: 250px;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  animation: fadeSlideDown 0.25s ease;
  transform-origin: top;
}

@keyframes fadeSlideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.custom-navbar .navbar-brand {
  color: #ffffff;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.custom-navbar .navbar-brand img {
  width: 40px;
  height: 40px;
  object-fit: cover;
  border-radius: 50%;
}

.custom-navbar .nav-link {
  color: #ffffff !important;
  margin-left: 15px;
  display: flex;
  align-items: center;
  height: 100%;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.custom-navbar .nav-link:hover {
  text-decoration: underline;
}
/* Nút hamburger màu trắng */
.navbar-toggler {
  border: none;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='white' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}

.banner {
  color: #121212;
  text-align: center;
  padding: 60px 20px;
}

.banner h1 {
  font-size: 40px;
  margin-bottom: 10px;
}

.banner p {
  font-size: 19px;
  margin-bottom: 20px;
}

.banner .btn {
  display: inline-block;
  background-color: #121212;
  color: #9b59b6;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
}

.banner .btn:hover {
  background-color: #888888;
  color: #121212;
}

.games,
.news,
.feedback {
  padding: 40px 20px;
}

.games h2,
.news h2,
.feedback h2 {
  margin-bottom: 20px;
  color: #9b59b6;
}

.game-list,
.news-list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.game-card,
.news-card {
  background-color: #1e1e2f;
  padding: 15px;
  border-radius: 10px;
  flex: 1 1 calc(33.333% - 20px);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.game-card img,
.news-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 10px;
}

.game-card h3,
.news-card h3 {
  font-size: 18px;
  margin-bottom: 5px;
}

.game-card p,
.news-card p {
  font-size: 15px;
  margin-bottom: 10px;
}

.game-card a,
.news-card a {
  color: #9b59b6;
  text-decoration: none;
  font-weight: bold;
}

.game-card a:hover,
.news-card a:hover {
  text-decoration: underline;
}

.feedback-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feedback-card {
  background-color: #1e1e2f;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px;
  border-radius: 10px;
  border: 1px solid #888888;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}
.feedback-card div {
  word-wrap: break-word;
  word-break: break-word;
  white-space: normal;
}
.carousel-inner {
  transition: transform 1s ease-in-out;
}

.carousel-item {
  transition: transform 1s ease-in-out, opacity 1s ease-in-out;
}

.carousel-item img {
  height: 700px;
  width: 100%;
  object-fit: cover;
  border-radius: 20px;
}
.carousel-caption {
  position: absolute;
  bottom: 40px;
  left: 40px;
  text-align: left;
  color: #fff;
  background: rgba(0, 0, 0, 0.5);
  padding: 15px 25px;
  border-radius: 8px;
  max-width: 70%;
  animation: fadeInUp 1s ease;
}
.carousel-caption h3 {
  font-size: 24px;
  margin-bottom: 5px;
}

.carousel-caption p {
  font-size: 16px;
  margin: 0;
}


.carousel-control-prev-icon,
.carousel-control-next-icon {
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 50%;
  padding: 20px;
  background-size: 60% 60%;
  transition: all 0.3s ease;
}

.carousel-control-prev-icon:hover,
.carousel-control-next-icon:hover {
  background-color: rgba(255, 255, 255, 0.8);
}

.carousel-control-prev,
.carousel-control-next {
  width: 5%;
}

.carousel-indicators [data-bs-target] {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #888;
  opacity: 0.6;
  transition: all 0.3s;
}

.carousel-indicators .active {
  background-color: #ffffff;
  opacity: 1;
}

.banner {
  margin-bottom: 40px;
}

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

.comment-box {
  margin-top: 30px;
  padding: 20px;
  background-color: #1e1e2f;
  border-radius: 8px;
}

.comment-box h3 {
  margin-bottom: 15px;
  color: #9b59b6;
}

.comment-box form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.comment-box input,
.comment-box textarea {
  padding: 10px;
  border: 1px solid #888888;
  border-radius: 6px;
  font-size: 16px;
  background-color: #121212;
  color: #ffffff;
}

.comment-box textarea {
  resize: vertical;
  min-height: 80px;
}

.comment-box button {
  padding: 10px;
  border: none;
  background-color: #9b59b6;
  color: #121212;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.comment-box button:hover {
  background-color: #888888;
  color: #121212;
}

.fancy-footer {
  background-color: #121212;
  color: #fff;
  padding: 60px 20px 30px;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  position: relative;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
  max-width: 1200px;
  margin: auto;
}

.footer-section h3 {
  color: #9b59b6;
  margin-bottom: 15px;
}

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

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section ul li a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s, text-shadow 0.3s;
}

.footer-section ul li a:hover {
  color: #fff;
  text-shadow: 0 0 5px #9b59b6;
}

.footer-section.brand img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 10px;
}

.footer-section.brand h2 {
  font-size: 22px;
  margin-bottom: 10px;
  color: #9b59b6;
}

.footer-section p {
  font-size: 14px;
  color: #aaa;
}

.social-icons {
  display: flex;
  gap: 12px;
}

.social-icons img {
  width: 45px;
  height: 35px;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.social-icons a:hover img {
  transform: scale(1.1);
  filter: brightness(1.4);
}

.footer-bottom {
  text-align: center;
  margin-top: 40px;
  font-size: 13px;
  color: #777;
  border-top: 1px solid #333;
  padding-top: 15px;
}

/* Nút lên đầu trang */
#scrollToTop {
  width: 50px;
  position: fixed;         /* Cố định trên màn hình */
  bottom: 20px;            /* Cách đáy 20px */
  right: 20px;             /* Cách phải 20px */
  background: #2ecc71;
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 24px;
  padding: 10px 14px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  transition: all 0.3s ease;
  z-index: 999;            /* Luôn hiển thị trên cùng */
}

#scrollToTop:hover {
  background: #27ae60;
}
.footer-section.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.footer-section.brand img {
  width: 60px;
  height: 60px;
  margin-bottom: 10px;
}



/* ====================== */
/*     RESPONSIVE CSS     */
/* ====================== */

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .menu a {
    margin-left: 0;
    margin-top: 10px;
  }

  .banner h1 {
    font-size: 28px;
  }

  .banner p {
    font-size: 16px;
  }

  .game-card,
  .news-card {
    flex: 1 1 100%;
  }

  .game-card img,
  .news-card img {
    height: 200px;
  }

  .feedback-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .comment-box input,
  .comment-box textarea {
    font-size: 14px;
  }

  footer {
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .banner {
    padding: 40px 15px;
  }

  .banner h1 {
    font-size: 24px;
  }

  .banner .btn {
    padding: 8px 16px;
    font-size: 14px;
  }

  .comment-box {
    padding: 15px;
  }

  .game-card img,
  .news-card img {
    height: 150px;
  }
}
@media (max-width: 768px) {
  .footer-container {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-col {
    margin-bottom: 20px;
  }

  .footer-nav li {
    display: inline-block;
    margin: 5px 10px;
  }

  .footer-nav {
    padding-top: 10px;
  }

  #scrollToTop {
    position: fixed;
    bottom: 20px;
    right: 20px;
    transform: none;
    top: auto;
    left: auto;
    z-index: 999;
    padding: 10px 14px;
    font-size: 22px;
  }
}
@media (max-width: 600px) {
  .footer-section {
    text-align: center;
  }

  .social-icons {
    justify-content: center;
  }
}