.research{
    padding-top: 12%;
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-repeat: no-repeat;
    background-image: url(../img/neon.png);
    background-size: 40%;
    background-position: 56% -102%;
    background-color: #faffe4;
}
@font-face {
    font-family: 'Bangla';
    src: url('../font/bangla.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
  }
  
.research .heading{
    text-align: left;
    color: black;
    font-size: calc(8vw + 0.1rem);
}
.hamburger-container {
    right:7rem;
}
header .logo {
    text-align: left;
    width: 22%;
}
header .row {
    margin: 0px auto;
    width: 75%;
    height: 100px;
    display: flex
;
    align-items: center;
    justify-content: space-between;
}
.research .container {
    width: 76%;
    margin: 0px auto;
}
/* .research-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
} */

.research-intro h2 {
    color: #3e8d7a;
    margin-top: 1%;
    font-size: calc(4vw + 0.1rem);
    margin-bottom: 10px;
}

.main-themes h3 {
    font-size: calc(2vw + 0.1rem);
    color: #3e8d7a;
    margin: 20px 0 10px;
}

.theme {
    font-style: italic;
    color: #3e8d7a;
    opacity: 0.8;
}

  
  .bw-container {
  width: 100%;
  }
  
 
  
  .bw-heading {
    text-align: center;
    color: #333;
    font-weight: 600;
    margin-bottom: 40px;
    font-size: 2.2rem;
    position: relative;
  }
  
  .bw-heading::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 3px;
    background: linear-gradient(90deg, #5e72eb, #ff9190);
  }
  
  .bw-books-grid {
    display: flex;
    flex-wrap: wrap;
    /* justify-content: space-between; */
    margin-top: 3%;
    gap: 20px;
    position: relative;
    /* z-index: 1; */
  }
  
  .bw-book-card {
    width:32%;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.4s ease;
    border-radius: 15px;
    padding: 20px;
    background: white;
    box-shadow: 0 5px 20px rgba(0,0,0,0.07);
  }
  
  .bw-book-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
  }
  
  .bw-book-cover {
    height:524px;
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    color: white;
    font-weight: bold;
    text-align: center;
    padding: 10px;
    position: relative;
    overflow: hidden;
  }
  
  .bw-book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  
  .bw-cover-fantasy {
    background: linear-gradient(45deg, #654ea3, #da98b4);
    background-size: 200% 200%;
    animation: bwGradientBG 10s ease infinite;
  }
  
  .bw-cover-mystery {
    background: linear-gradient(45deg, #0a2e5c, #0074D9);
    background-size: 200% 200%;
    animation: bwGradientBG 10s ease infinite;
  }
  
  .bw-cover-nature {
    background: linear-gradient(45deg, #136a4a, #84fab0);
    background-size: 200% 200%;
    animation: bwGradientBG 10s ease infinite;
  }
  
  @keyframes bwGradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
  }
  
  .bw-book-cover::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0), rgba(0,0,0,0.4));
  }
  
  .bw-cover-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.2;
    mix-blend-mode: overlay;
  }
  
  .bw-book-title {
    font-weight: 600;
    font-size: 18px;
    text-align: center;
    margin-bottom: 8px;
    color: #333;
  }
  
  .bw-book-author {
    font-size: 15px;
    color: #666;
    text-align: center;
    margin-bottom: 15px;
  }
  
  .bw-book-rating {
    display: flex;
    gap: 3px;
    margin-bottom: 15px;
  }
  
  .bw-star {
    color: #ffc107;
    font-size: 16px;
  }
  
  .bw-read-button {
    width: 80%;
    padding: 12px 0;
    background: linear-gradient(90deg, #5e72eb, #4b59c3);
    color: white;
    border: none;
    text-decoration: none;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 15px rgba(94, 114, 235, 0.3);
  }
  
  .bw-read-button:hover {
    background: linear-gradient(90deg, #4b59c3, #5e72eb);
    transform: translateY(-3px);
  }
  
  .bw-read-button::after {
    content: "";
    position: absolute;
    width: 30px;
    height: 100%;
    top: 0;
    left: -50px;
    background: rgba(255, 255, 255, 0.3);
    transform: skewX(-20deg);
    transition: all 0.4s;
  }
  
  .bw-read-button:hover::after {
    left: 110%;
    transition: all 0.8s;
  }
  
  .bw-category-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.8);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: #333;
    z-index: 0;
  }
  
  @media (max-width: 768px) {
    .bw-books-grid {
      gap: 30px;
    }
    
    .bw-book-card {
      width: 220px;
    }
    
    .bw-book-cover {
      height: 300px;
      width: 180px;
    }
  }
  
  @media (max-width: 576px) {
    .bw-books-grid {
      flex-direction: column;
      align-items: center;
    }
    
    .bw-container {
      padding: 30px 0px;
  }
    .hamburger-container {
      right: 1rem;
  }
  .bw-book-card {
    width: 100%;
}
  .research {
    padding-top: 36%;
  }
  
.research .heading {
  text-align: left;
  color: black;
  font-size: 1.5rem;
}
header .logo {
  text-align: left;
  width: 62%;
}
  }