:root {
            --primary: #ff90e8;         
            --primary-dark: #f06bdb;  
            --secondary: #ffc0eb;       
            --accent: #bd4bac;          
            --background: #1a0b14;      
            --card-bg: #2a1a24;         
            --text-light: #f8e7f4;      
            --text-dim: #cbb0c7;       
            --glow: 0 0 15px rgba(255, 144, 232, 0.5); 
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box; 
        }
        
        body {
            font-family: 'Space Grotesk', sans-serif;
            background-color: var(--background);
            color: var(--text-light);
            overflow-x: hidden;
            background-image:
                radial-gradient(circle at 10% 20%, rgba(255, 144, 232, 0.03) 0%, transparent 20%),
                radial-gradient(circle at 90% 80%, rgba(255, 144, 232, 0.03) 0%, transparent 20%),
                radial-gradient(circle at 50% 50%, rgba(255, 144, 232, 0.05) 0%, transparent 50%);
        }

        .banner-image{
            width:100%;
            height:auto;
            padding:5px;
        }

        
        .header {
            padding: 2rem 5%; 
            position: relative;
            overflow: hidden;
            z-index: 10; 
        }

        .header-content {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

      
        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }


        .hero {
            padding: 8rem 5% 6rem;
            text-align: center;
            position: relative;
            min-height: 30vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        
        .hero h1 {
            font-size: 4rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: var(--glow);
        }

        .hero p {
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto 2rem;
            color: var(--text-dim);
        }

        
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 5%;
        }

       
        .section-title {
            margin-bottom: 4rem;
            text-align: center;
            position: relative;
        }

        .section-title h2 {
            font-size: 2.5rem;
            display: inline-block;
            padding-bottom: 0.5rem;
            position: relative;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            width: 80%;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--primary), transparent);
            left: 10%;
            bottom: 0;
        }
        
        .course-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2.5rem;
            margin: 5rem 0;
            padding-left: 2rem; 
        }
        
      
        .course-card {
            background: var(--card-bg);
            border-radius: 1rem;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            border: 1px solid rgba(255, 144, 232, 0.1);
            position: relative;
        }
        
      
        .course-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(255, 144, 232, 0.15), rgba(189, 75, 172, 0.05));
            opacity: 0;
            transition: opacity 0.4s ease;
            z-index: -1;
        }
        
        .course-card:hover {
            transform: translateY(-10px) scale(1.02);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3), var(--glow);
            border-color: rgba(255, 144, 232, 0.3);
        }
        
        .course-card:hover::before {
            opacity: 1;
        }
        
        .course-header {
            padding: 2rem;
            background: rgba(0, 0, 0, 0.2);
            border-bottom: 1px solid rgba(255, 144, 232, 0.1);
            position: relative;
            overflow: hidden;
        }
        
        .course-header::after {
            content: '';
            position: absolute;
            width: 100px;
            height: 100px;
            background: radial-gradient(circle, var(--primary), transparent 70%);
            opacity: 0.1;
            top: -50px;
            right: -50px;
            border-radius: 50%;
            transition: transform 0.5s ease, opacity 0.5s ease;
        }
        
        .course-card:hover .course-header::after {
            transform: scale(2);
            opacity: 0.2;
        }
        
        
        .course-code {
            font-size: 2rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        
        .course-code i {
            font-size: 1.2rem;
            color: var(--primary);
        }
        
        
        .course-body {
            padding: 1.5rem 2rem;
        }
        
        .course-title {
            font-size: 1.3rem;
            color: var(--text-light);
            margin-bottom: 1rem;
        }
        
        
        .sequence-list {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
        }
        
        .sequence-list span {
            display: block;
            font-size: 0.95rem;
            color: var(--text-dim);
            margin-top: 1rem;
        }
        
        .sequence-list .view-btn {
            margin-top: 0.5rem;
        }
        
       
        .course-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        
        .tag {
            background: rgba(255, 144, 232, 0.1);
            color: var(--secondary);
            padding: 0.25rem 0.75rem;
            border-radius: 2rem;
            font-size: 0.75rem;
            font-weight: 500;
        }
        
       
        .view-btn {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--background);
            text-decoration: none;
            padding: 0.5rem 1.5rem;
            border-radius: 2rem;
            font-weight: 600;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            text-align: center;
            position: relative;
            overflow: hidden;
            z-index: 1;
        }
        
        .view-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: left 0.5s ease;
            z-index: -1;
        }
        
        .view-btn:hover::before {
            left: 100%;
        }
        
        .view-btn:hover {
            box-shadow: 0 5px 15px rgba(255, 144, 232, 0.4);
            transform: translateY(-2px);
        }
        
        
       
        .footer {
            background-color: rgba(0, 0, 0, 0.2);
            padding: 4rem 0 2rem;
            margin-top: 5rem;
            position: relative;
            overflow: hidden;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 5%;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
        }

      
        .footer-info {
            max-width: 400px;
            margin-bottom: 2rem;
        }

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--primary);
        }

        .footer-text {
            color: var(--text-dim);
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }

        
        .social-links {
            display: flex;
            gap: 1rem;
        }

        .social-link {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 144, 232, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            transition: all 0.3s ease;
        }

        .social-link:hover {
            background: var(--primary);
            color: var(--background);
            transform: translateY(-3px);
        }

     
        .footer-links {
            display: flex;
            gap: 4rem;
            flex-wrap: wrap;
        }

        .footer-column h3 {
            color: var(--text-light);
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
            position: relative;
            padding-bottom: 0.5rem;
        }

      
        .footer-column h3::after {
            content: '';
            position: absolute;
            width: 30px;
            height: 2px;
            background: var(--primary);
            left: 0;
            bottom: 0;
        }

        .footer-column ul {
            list-style: none;
        }

        .footer-column ul li {
            margin-bottom: 0.75rem;
        }

        .footer-column ul li a {
            color: var(--text-dim);
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .footer-column ul li a:hover {
            color: var(--primary);
            padding-left: 5px; 
        }

       
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 3rem;
            border-top: 1px solid rgba(255, 144, 232, 0.1);
            color: var(--text-dim);
        }

    
        @media (max-width: 992px) {
            .header-content {
                flex-direction: column;
                gap: 1.5rem;
            }

            .hero h1 {
                font-size: 3rem; 
            }

            .footer-content {
                flex-direction: column;
                gap: 2rem;
            }

            .footer-links {
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            .course-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }

            .hero h1 {
                font-size: 2.5rem;
            }
        }

        @media (max-width: 480px) {
            .nav-links {
                gap: 1rem;
            }

            .course-grid {
                grid-template-columns: 1fr; 
            }

            .hero h1 {
                font-size: 2rem;
            }
        }