/* Reset cơ bản */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;1,100;1,200;1,300;1,400;1,500;1,600;1,700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "IBM Plex Mono", monospace;;
  }
  
  body {
    background-image: url("image/background.jpg");
    background-size: cover;
    background-position: center;
    height: 100vh;
    color: white;
  }
  
  .container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    background: rgba(169, 169, 169, 0.942);
    backdrop-filter: blur(3px);
    max-width: 1200px;
    width: 100%;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: calc(100vh - 100px);
  }

  .tree-image {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30%;
    z-index: -5;
  }
  
  /* Header và Footer */
  
  .header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    padding: 0px 20px;
  }
 
  .logo, .menu-icon {
    margin: 0;
    padding: 0;
    height: 100%;
    display: flex;
    align-items: center;
  }
  
  .logo {
    height: 32px; /* Điều chỉnh theo kích thước mong muốn */

  }
  
  .menu-icon {
    font-size: 24px;
    cursor: pointer;
  }
  
  .line {
    display: flex;
    align-items: center;
  }

  .nav-line {
    height: 2px;
    background: #fff;
    /* position: relative; */
    margin: 0px auto;
    /* width: calc(100% - 40px); */
    width: 45%;
  }
  .circle {
    height: 30px;
    width: 30px;
    background: rgb(255, 255, 255);
    border-radius: 50%;
    /* position: absolute; */
    /* margin: auto; */
    /* top: 50%; */
    /* left: 50%; */
    /* transform: translate(-50%,-50%); */
  }








  /* Card section */
  .card-wrapper {
    position: relative;
    height: 340px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 90px;
  }
  

  
  .card.left {
    position: absolute;
    top: 50%;
    left: 10%;
    transform: translate(30%, -50%);
    width: 120px;
    height: 260px;
    border-radius: 20px;
    /* overflow: hidden; */
    /* box-shadow: 0 15px 30px rgba(0, 0, 0, 0.588); */
  }
  .card.right {
    position: absolute;
    top: 50%;
    right: 10%;
    transform: translate(-30%, -50%);
    width: 120px;
    height: 260px;
    border-radius: 20px;
    overflow: hidden;
    /* box-shadow: 0 15px 30px rgba(0, 0, 0, 0.588); */
  }

  .card.large {
  left: 50%;
  z-index: 3;
  width: 250px !important;
  height: 420px !important;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.588);
  }

  .card.medium.left {
    left: 20%; 
    z-index: 2;
    width: 170px;
    height: 340px;
    /* box-shadow: 0 15px 30px rgba(0, 0, 0, 0.588); */
    }
  .card.medium.right {
    right: 20%; 
    z-index: 2;
    width: 170px;
    height: 340px;
    /* box-shadow: 0 15px 30px rgba(0, 0, 0, 0.588); */
  }



.card {
  text-align: center;

}
  

 .card img:hover {
  margin-top: 0;
  width: 100% !important;
  height: 100% !important;
}
  
  .card img {
    width: 96%;
    height: 96%;
    margin-top: 8px;
    object-fit: cover;
    border-radius: 20px;
  }











  
  
  
  /* Play Button */
  .play-button {
    text-align: center;
    font-size: 24px;
    background: rgba(255, 255, 255, 0.2);
    width: 50px;
    height: 50px;
    margin: auto;
    /* margin-bottom: 50px; */
    /* margin-top: 50px; */
    border-radius: 50%;
    border: 2px solid #ffffff;
    line-height: 50px;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.6);
    animation: pulseGlow 2s infinite ease-in-out;
    margin-top: 40px;
    margin-bottom: -100px;
  }
  
  footer {
    position: relative;
    height: 15%;
    width: calc(100% - 40px);
    border: 2px solid white;
    background: rgb(255, 255, 255, 30%);
    border-radius: 16px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0px 100px;
    transform: translateY(10px);
  }
 

  /* Footer buttons */
  /* footer button {
    background: transparent;
    border: 1px solid white;
    color: white;
    cursor: pointer;
  } */
  
  /* -------------------- Footer BTN Fancy -------------------- */
  .footer-btn {
    width: 200px;
    height: 60px;
    font-size: 1rem;
    color: #ffffff;
    background: transparent;
    border: 2px solid #ffffff;
    border-radius: 16px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s ease forwards;
    transition: all 0.3s ease; /* bạn nên để ở đây luôn */
  }
  
  
  .footer-btn::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 0;
    top: 0;
    left: 0;
    background: rgba(255, 255, 255, 0.15); /* ánh trắng nhẹ */
    transition: all 0.3s ease;
    z-index: 0;
  }
  
  .footer-btn:hover::before {
    height: 100%;
  }
  
  .footer-btn:hover {
    transform: scale(1.05);
    color: #00ffe7;             
    border-color: #00ffe7;
  }
  
  .footer-btn:active {
    transform: scale(0.95);
  }

  
  
  footer a:nth-of-type(1) .footer-btn {
    animation-delay: 0.5s;
  }
  footer a:nth-of-type(2) .footer-btn {
    animation-delay: 1s;
  }
  footer a:nth-of-type(3) .footer-btn {
    animation-delay: 1.5s;
  }
  
  
  @keyframes fadeUp {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .footer-btn:hover {
    transform: translateY(-2px) scale(1.1);
    box-shadow: 0 0 5px #00f0ff, 0 0 15px #00f0ff;
    border-color: rgba(0, 255, 255, 0.7);
    color: #00ffff;
    text-shadow: 0 0 8px #00ffff;
  }

  


 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  /* ------------------------------------------------------------------- */

  @keyframes pulseGlow {
    0% {
      box-shadow: 0 0 5px rgba(0, 255, 255, 0.5);
      transform: scale(1);
    }
    50% {
      box-shadow: 0 0 20px rgba(0, 255, 255, 1);
      transform: scale(1.1);
    }
    100% {
      box-shadow: 0 0 5px rgba(0, 255, 255, 0.5);
      transform: scale(1);
    }
  }
   

  
   /* .test-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background-color: red;
    z-index: 9999;
  }
   */