.head{
    text-align: center;
    margin-bottom: 20px;
    padding: 1rem;
    background: linear-gradient(135deg, #1a1a1a 0%, #353535 100%);
    color: #ffffff;
    box-sizing: border-box;
    font-family: 'TImes New Roman', Times, serif;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}
body {
    font-family: 'Times New Roman', Times, serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-color: #ffffff;
    color: #333333;
    line-height: 1.6;
}
header {
    background: linear-gradient(135deg, #1a1a1a 0%, #353535 100%);
    color: #ffffff;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 100;
}
header h1 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
    font-family: 'Times New Roman', Times, serif;
    color: #ffffff;
}
.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #ffffff;
}
.logo {
    height: 90px;
    width: 90px;
    margin-right: 1rem;
    border-radius: 50%;
    object-fit: cover;
}
nav {
    display: flex;
    gap: 2rem;
}
nav a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}
nav a:hover {
    color: #06eeff;
    
}
.hero {
    position: relative;
    background: linear-gradient(135deg, #f5c907 0%, #ffd700 100%);
    color: rgb(5, 4, 4);
    padding: 1.2rem;
    overflow: hidden;
    min-height: 240px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.1);
}
.hero-content {
    max-width: 700px;
    z-index: 2;
    animation: fadeInUp 0.8s ease-out;
}
.hero h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 3px 3px 8px rgba(0, 0, 0, 0.15);
    font-family: 'Times New Roman', Times, serif;
    letter-spacing: -1px;
}
.hero-description {
    font-size: 1.35rem;
    line-height: 1.5;
    margin-bottom: 0.8rem;
    color: rgba(5, 4, 4, 0.9);
    font-weight: 400;
}

.hero button {
    background-color: rgba(0, 0, 255, 0.9);
    border: none;
    color: rgb(255, 255, 255);
    padding: 14px 35px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 255, 0.3);
}

.hero button:hover {
    background-color: rgba(0, 4, 255, 0.705);
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Dark Mode Button */
.darkModebtn {
    background-color: rgba(0, 0, 255, 0.9);
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    position: absolute;
    top: 100px;
    right: 20px;
    z-index: 10;
}

.darkModebtn:hover {
    background-color: rgb(0, 4, 255);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 255, 0.4);
}

/* Slider animations */
.slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.slide {
    position: relative;
    width: 100%;
    display: none;
    animation: slideIn 0.6s ease-in-out forwards;
}

.slide.active {
    display: block;
}

.slide img {
    width: 100%;
    height: 100vh;
    display: block;
    object-fit: cover;
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 1.2rem;
    animation: slideUp 0.6s ease-out;
    backdrop-filter: blur(2px);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    margin: 0 1rem;
    max-width: 85vw;
    width: 85vw;
    max-width: 1100px;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.slide-content:hover {
    background: rgba(0, 0, 0, 0.85);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    transform: translateX(-50%) translateY(-50%) scale(1.05);
}

.slide-content h2 {
    margin: 0 0 0.6rem 0;
    font-size: 2.2rem;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    text-shadow: 3px 3px 8px rgba(0, 0, 0, 0.7);
    letter-spacing: -0.5px;
}

.slide-content p {
    margin: 0 0 1.2rem 0;
    font-size: 1.1rem;
    line-height: 1.6;
    font-weight: 400;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
}

.slide-content button {
    background-color: rgba(0, 0, 255, 0.9);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 255, 0.4);
}

.slide-content button:hover {
    background-color: rgb(0, 4, 255);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 255, 0.6);
}
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }


@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(-100%);
    }
}

        .content {
            padding: 20px;
        }
        section {
            margin-bottom: 20px;
        }
        html,body{
            height: 100%;
            margin: 0;
        }
        main{
            flex: 1;
        }
        footer{
            margin-top: 50px ;
            background-color: #000000;
            text-align: center;
            color: #f4f4f4;
            font-size: 19px;
            width: 100%;
            height: 80px;
            padding: 20px;
            }
        
        .dark-mode{
            background: linear-gradient(135deg, #0b0b25c2 0%, #1a1f35 100%);
            color: #f0f4f8;
        }
        .dark-mode body {
            background: linear-gradient(135deg, #0f172a 0%, #1a1f35 100%);
        }
        .dark-mode a{
            color: #38bdf8;
        }
        .dark-mode a:hover {
            color: #7dd3fc;
        }
        .dark-mode h1, .dark-mode h2, .dark-mode h3, .dark-mode h4, .dark-mode h5, .dark-mode h6 {
            color: #f0f4f8;
        }
        .dark-mode p {
            color: #cbd5e1;
        }
        /* Header in dark mode */
        .dark-mode header {
            background: linear-gradient(135deg, #1a1f35 0%, #2d3748 100%);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .dark-mode nav a {
            color: #f0f4f8;
        }
        .dark-mode nav a:hover {
            color: #38bdf8;
            border-bottom-color: #38bdf8;
        }
        /* Hero in dark mode */
        .dark-mode .hero {
            background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
            color: #f0f4f8;
        }
        .dark-mode .hero h1 {
            color: #38bdf8;
        }
        /* Footer in dark mode */
        .dark-mode footer {
            background: linear-gradient(135deg, #0f172a 0%, #1a1f35 100%);
            color: #cbd5e1;
            border-top: 1px solid #334155;
        }
        /* Slider in dark mode */
        .dark-mode .slide-content {
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(56, 189, 248, 0.2);
        }
        .dark-mode .slide-content h2 {
            color: #38bdf8;
        }
        .dark-mode .slide-content p {
            color: #cbd5e1;
        }
        .dark-mode .slide-content button {
            background: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
        }
        .dark-mode .slide-content button:hover {
            background: linear-gradient(135deg, #0284c7 0%, #0ea5e9 100%);
            box-shadow: 0 8px 25px rgba(56, 189, 248, 0.6);
        }
        /* Course cards in dark mode */
        .dark-mode .course-card {
            background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
            color: #f0f4f8;
            border: 1px solid rgba(56, 189, 248, 0.2);
        }
        .dark-mode .course-card h3 {
            color: #38bdf8;
        }
        /* Theme switch icon button */
        #theme-btn {
            background: linear-gradient(135deg, rgba(56, 189, 248, 0.2) 0%, rgba(100, 200, 255, 0.1) 100%);
            color: #38bdf8;
            border: 2px solid #38bdf8;
            border-radius: 50%;
            padding: 10px 12px;
            line-height: 1;
            cursor: pointer;
            font-size: 1.2rem;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(56, 189, 248, 0.2);
        }
        #theme-btn:hover {
            background: linear-gradient(135deg, rgba(56, 189, 248, 0.3) 0%, rgba(100, 200, 255, 0.2) 100%);
            box-shadow: 0 6px 20px rgba(56, 189, 248, 0.4);
            transform: scale(1.1);
        }
        #theme-btn:active {
            transform: scale(0.95);
        }
        .dark-mode #theme-btn {
            background: linear-gradient(135deg, rgba(56, 189, 248, 0.15) 0%, rgba(100, 200, 255, 0.05) 100%);
        }
        .btn-back{
            display: inline-block;
            background-color: rgba(0, 0, 255, 0.767);
            color: #fff;
            text-decoration: none;
            padding: 10px 16px;
            border-radius: 8px;
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            box-shadow: 0 1px 3px rgba(0,0,0,0.2);
        }
        .btn-back:hover{
            background-color: rgb(0, 4, 255);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0,0,0,0.25);
        }
        .dark-mode .btn-back{
            background-color: #2563eb; /* blue-600 */
            color: #fff;
        }
        .dark-mode .btn-back:hover{
            background-color: #1d4ed8; /* blue-700 */
        }
        /* Resource chips */
        .resource-list{
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .btn-chip{
            display: inline-block;
            background: #e2e8f0; /* slate-200 */
            color: #111827; /* gray-900 */
            text-decoration: none;
            padding: 8px 12px;
            border-radius: 9999px;
            font-size: 0.95rem;
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
        }
        .btn-chip:hover{ transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.15); }
        .dark-mode .btn-chip{ background: #374151; color: #f9fafb; }
        /* Course badges */
        .badge-row{ display:flex; gap:8px; margin-top:8px; flex-wrap: wrap; }
        .badge{
            display:inline-flex; align-items:center; gap:6px;
            padding:4px 8px; border-radius:9999px; font-size:0.85rem;
            background:#e5e7eb; color:#111827;
        }
        .badge-games{ background:#dcfce7; color:#065f46; }
        .badge-quizzes{ background:#fef3c7; color:#92400e; }
        .badge-books{ background:#e0e7ff; color:#3730a3; }
        .dark-mode .badge{ background:#374151; color:#f9fafb; }
        .dark-mode .badge-games{ background:#064e3b; color:#bbf7d0; }
        .dark-mode .badge-quizzes{ background:#78350f; color:#fde68a; }
        .dark-mode .badge-books{ background:#312e81; color:#e0e7ff; }

        /* Apply button */
        .btn-apply{
            display:inline-block; background:#10b981; color:#fff; text-decoration:none;
            padding:10px 16px; border-radius:8px; transition:transform .2s ease, box-shadow .2s ease, background-color .2s ease;
            box-shadow:0 1px 3px rgba(0,0,0,.2);
        }
        .btn-apply:hover{ background:#059669; transform:translateY(-2px); box-shadow:0 6px 16px rgba(0,0,0,.25); }
        .dark-mode .btn-apply{ background:#059669; }
        .dark-mode .btn-apply:hover{ background:#047857; }

        /* Parent/Guardian note */
        .guardian-note{ margin-top:12px; padding:10px 12px; background:#f1f5f9; color:#0f172a; border-radius:8px; font-size:.95rem; }
        .dark-mode .guardian-note{ background:#1f2937; color:#e5e7eb; }
        /* Social buttons */
        .social-links{ display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
        .social-btn{
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            text-decoration: none;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            box-shadow: 0 1px 3px rgba(0,0,0,0.2);
            font-size: 20px;
            line-height: 1;
            border: 1px solid rgba(0,0,0,0.08);
        }
        .social-btn:hover{ transform: translateY(-2px) scale(1.03); box-shadow: 0 6px 16px rgba(0,0,0,0.25); }
        .social-btn:focus{ outline: none; }
        .social-btn:focus-visible{ box-shadow: 0 0 0 3px rgba(59,130,246,0.45), 0 6px 16px rgba(0,0,0,0.25); }
        .social-btn.whatsapp{ background: #25D366; }
        .social-btn.facebook{ background: #1877F2; }
        .social-btn.instagram{ background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%); }
        .dark-mode .social-btn{ color: #fff; border-color: rgba(255,255,255,0.18); }
        .social-btn.gmail{ background: #ffffff; }

        
        #course-detail {
            max-width: 1000px;
            margin: 3rem auto;
            padding: 2rem;
            background: #ffffff;
            border-radius: 12px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
             
        }

        
        #course-detail h1 {
            font-size: 2.5rem;
            color: #090a0a;
            margin-bottom: 1.5rem;
            font-family: 'Space Grotesk', sans-serif;
            font-weight: 700;
        }
        
        #course-detail img {
            width: 100%;
            max-width: 900px;
            height: auto;
            border-radius: 12px;
            margin-bottom: 2rem;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
        }
        
        #course-detail p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #334155;
            margin-bottom: 1.5rem;
        }
        
        #course-detail strong {
            color: #1a1f35;
            font-weight: 600;
        }
        
        #course-detail h3 {
            font-size: 1.5rem;
            color: #0098d4;
            margin-top: 2rem;
            margin-bottom: 1rem;
            font-family: 'Space Grotesk', sans-serif;
            font-weight: 700;
        }
        
        .resource-list {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2rem;
        }
        #course-detail .content :hover{
            transform: translateY(-8px);
            box-shadow: #000000;
        }
        
        
        .dark-mode #course-detail {
            background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
            color: #f0f4f8;
            border: 1px solid rgba(56, 189, 248, 0.2);
        }
        
        .dark-mode #course-detail h1 {
            color: #38bdf8;
        }
        
        .dark-mode #course-detail p {
            color: #cbd5e1;
        }
        
        .dark-mode #course-detail strong {
            color: #f0f4f8;
        }
        
        .dark-mode #course-detail h3 {
            color: #38bdf8;
        }

        
        .course-card {
            background: #ffffffa1;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            text-decoration: none;
            color: inherit;
            display: block;
            padding: 0;
        }

        .course-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 30px rgb(8, 8, 8);
        }
        
            .course-card.selected {
                box-shadow: 0 0 24px 8px var(--card-glow-color, #0c89f0), 0 8px 32px rgba(0,0,0,0.18);
                border: 2px solid var(--card-glow-color, #038eff);
                outline: 2px solid #fff;
                outline-offset: -6px;
                z-index: 3;
                transition: box-shadow 0.3s, border 0.3s, outline 0.3s;
            }

            .course-card.selected {
                background-color: #2196f3;
            }


            .dark-mode {
                --card-glow-color: #00eaff;
            }

        .course-card img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .course-card:hover img {
            transform: scale(1.05);
        }

        .course-card h3 {
            font-size: 1.5rem;
            font-family: 'Times New Roman', Times, serif;
            font-weight: 700;
            color: #0090d3;
            margin: 1.5rem;
            margin-bottom: 0.7rem;
        }

        .course-card p {
            color: #0c0d0ed3;
            margin: 1.5rem;
            margin-top: 0.7rem;
            font-size: 1rem;
            line-height: 1.6;
        }

        .course-card .badge-row {
            padding: 0 1.5rem 1.5rem 1.5rem;
            margin: 0;
        }

        /* Dark mode course cards */
        .dark-mode .course-card {
            background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
            border: 1px solid rgba(56, 189, 248, 0.2);
            color: #f0f4f8;
        }

        .dark-mode .course-card:hover {
            border-color: rgba(56, 189, 248, 0.5);
            box-shadow: 0 12px 30px rgba(56, 189, 248, 0.3);
        }

        .dark-mode .course-card h3 {
            color: #38bdf8;
        }

        .dark-mode .course-card p {
            color: #cbd5e1;
        }

        #courses-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
            padding: 2rem;
            max-width: 1400px;
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 768px) {
            #courses-list {
                grid-template-columns: 1fr;
                gap: 1.5rem;
                padding: 1rem;
            }
        }
        
      .application-form{
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 600px;
            margin: 20px auto;
            padding: 16px;
            background-color: #f9fafbbd;
            border-radius: 10px;
            box-shadow: 0 1px 4px rgb(0, 0, 0);
        }
        .application-form label{
            font-weight: 600;
        }
        .application-form input,
        .application-form select,
        .application-form textarea{
            width: 100%;
            padding: 10px 12px;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            font-size: 1rem;
            box-sizing: border-box;
        }
        .application-form button{
            background-color: rgba(0, 0, 255, 0.767);
            color: #fff;
            border: none;
            padding: 10px 16px;
            border-radius: 8px;
            cursor: pointer;
        }
        .application-form button:hover{
            background-color: rgb(0, 4, 255);
        }
        .application-form .form-note{
            font-size: 0. ninerem;
            color: #6b7280;
        }
        .dark-mode .application-form{
            background-color: #1e293b;
            color: #f0f4f8;
        }
        .dark-mode .application-form input,
        .dark-mode .application-form select,
        .dark-mode .application-form textarea{
            background-color: #334155;
            color: #f0f4f8;
            border: 1px solid #475569;
        }
        .dark-mode .application-form button{
            background-color: #2563eb;
        }
        .dark-mode .application-form button:hover{
            background-color: #1d4ed8;

        }
        .contact-header{
            text-align: center;
            margin-bottom: 20px;
            font-family: 'Times New Roman', Times, serif;
            font-size: 1.3rem;
        }
        .contact-header .guardian-note{
            margin-top: 0;
            background-color: transparent;
            color: #080000;
            font-size: 1.3rem;
        }
        .dark-mode .contact-header .guardian-note{
            color: #e7eaee;
        }
        
        .aboutus-container{
            display: center;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 10px;
            max-width: 1000px;
            margin:  auto;
            padding: 0 10px;
        }
        .aboutus-container{
            background-color: #739df386;
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 1px 4px rgb(0, 0, 0);
            text-align: center;
        }
        .aboutus-container h2{
            font-size: 2rem;
            margin-bottom: 10px;
        }
        .aboutus-container p{
            font-size: 1.1rem;
            line-height: 1.6;
        }
        .dark-mode .aboutus-container{
            background-color: #1e293b;
            color: #f0f4f8;
        }
        .dark-mode .aboutus-container p{
            color: #cbd5e1;
        }
        .aboutus-container :hover{
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            transform: translateY(-4px);
            transition: all 0.3s ease;
        }
        .aboutus h1{
            display: center;
            margin-bottom: 20px;
            font-family: 'Times New Roman', Times, serif;
        }