* {
     margin: 0;
     padding: 0;
     box-sizing: border-box;
 }

 body {
     font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
     line-height: 1.6;
     color: #333;
     background-color: #ffffff;
     width: 100%;
 }

 .btn-back {
     display: flex;
     align-items: center;
     justify-content: center;
     width: 150px;
     height: 50px;
     background: var(--merahGelap);
     color: var(--white);
     border-radius: 50px;
     text-decoration: none;
     font-weight: 600;
     transition: var(--transition);
     box-shadow: var(--shadow);
     backdrop-filter: blur(10px);
 }

 .btn-back:hover {
     background: rgba(231, 76, 60, 1);
     transform: translateY(-3px);
     box-shadow: var(--shadow-hover);
 }

 .btn-back i {
     margin: 10px;
     margin-left: 0px;
 }

 .container {
     max-width: 100%;
     margin: 0 auto;
     background-color: white;
     padding: 60px;
     box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
 }

 /* gambar progja */
 .parent {
     width: 90%;
     height: 490px;
     perspective: 1000px;
     margin: 0 auto 20px;
 }

 .glass img {
     width: 100%;
     height: 400px;
     border-radius: 45px;
     object-fit: cover;
 }

 .card {
     height: 100%;
     border-radius: 50px;
     background: linear-gradient(135deg, rgb(255, 0, 0) 0%, rgb(226, 8, 8) 100%);
     transition: all 0.5s ease-in-out;
     transform-style: preserve-3d;
     box-shadow: rgba(5, 71, 17, 0) 40px 50px 25px -40px, rgba(5, 71, 17, 0.2) 0px 25px 25px -5px;
 }

 .glass {
     transform-style: preserve-3d;
     position: absolute;
     inset: 8px;
     border-radius: 55px;
     border-top-right-radius: 100%;
     background: linear-gradient(0deg, rgba(255, 255, 255, 0.349) 0%, rgba(255, 255, 255, 0.815) 100%);
     transform: translate3d(0px, 0px, 25px);
     border-left: 1px solid white;
     border-bottom: 1px solid white;
     transition: all 0.5s ease-in-out;
     display: flex;
     align-items: center;
     justify-content: center;
 }

 .logo {
     position: absolute;
     right: 0;
     top: 0;
     transform-style: preserve-3d;
 }

 .logo .circle {
     display: block;
     position: absolute;
     aspect-ratio: 1;
     border-radius: 50%;
     top: 0;
     right: 0;
     box-shadow: rgba(100, 100, 111, 0.2) -10px 10px 20px 0px;
     -webkit-backdrop-filter: blur(5px);
     backdrop-filter: blur(5px);
     background: rgba(0, 249, 203, 0.2);
     transition: all 0.5s ease-in-out;
 }

 .logo .circle4 {
     width: 80px;
     transform: translate3d(0, 0, 70px);
     top: 23px;
     right: 23px;
     transition-delay: 1.2s;
 }

 .circle4 img {
     width: 100%;
     height: 80px;
     border-radius: 50%;
     object-fit: cover;
 }

 .parent:hover .card {
     transform: rotate3d(1, 1, 0, 30deg);
     box-shadow: rgba(5, 71, 17, 0.3) 30px 50px 25px -40px, rgba(5, 71, 17, 0.1) 0px 25px 30px 0px;
 }

 .parent:hover .card .logo .circle4 {
     transform: translate3d(0, 0, 100px);
 }

 /* Header */
 header {
     text-align: center;
     margin-bottom: 40px;
     border-bottom: 2px solid #f0f0f0;
     padding-bottom: 20px;
 }

 h1 {
     color: #2c3e50;
     font-size: 2.5rem;
     margin-bottom: 15px;
 }

 .meta-info {
     color: #7f8c8d;
     font-size: 0.9rem;
     margin-bottom: 20px;
 }

 /* Konten */
 section {
     margin-bottom: 30px;
 }

 h2 {
     color: #2980b9;
     border-bottom: 1px solid #ecf0f1;
     padding-bottom: 10px;
     margin-bottom: 15px;
 }

 h3 {
     color: #3498db;
     margin: 20px 0 10px;
 }

 h4 {
     color: #2c3e50;
     margin: 15px 0 5px;
 }

 p {
     margin-bottom: 15px;
     text-align: justify;
 }

 ul,
 ol {
     margin-bottom: 20px;
     padding-left: 20px;
 }

 li {
     margin-bottom: 8px;
 }

 /* Kotak penting */
 .highlight-box {
     background-color: #e8f4fc;
     border-left: 4px solid #3498db;
     padding: 20px;
     margin: 25px 0;
     border-radius: 0 5px 5px 0;
 }

 /* Tabel */
 table {
     width: 100%;
     border-collapse: collapse;
     margin: 25px 0;
 }

 th,
 td {
     padding: 12px 15px;
     text-align: left;
     border-bottom: 1px solid #ddd;
 }

 th {
     background-color: #f2f2f2;
     color: #2c3e50;
 }

 tr:hover {
     background-color: #f5f5f5;
 }

 /* Gambar */
 .article-image {
     width: 100%;
     max-width: 600px;
     margin: 20px auto;
     display: block;
     border-radius: 5px;
     box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
 }

 /* Footer */
 footer {
     background: #8c1f1f;
     color: white;
     padding: 20px;
     width: 100%;
 }

 footer p {
     opacity: 0.8;
     text-align: center;

 }

 /* Responsif */
 @media (max-width: 768px) {
     .container {
         padding: 20px;
     }

     h1 {
         font-size: 1.8rem;
     }

     .parent {
         width: 100%;
         height: 270px;
     }

     .glass img {
         height: 230px;
     }

     table {
         font-size: 0.9rem;
     }
 }