/* ===== RESET & BASE ===== */
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary: #0a2e5c;
            --primary-light: #1a4a7a;
            --secondary: #e8b831;
            --secondary-light: #f5d453;
            --accent: #e85d3a;
            --bg: #f4f7fc;
            --card: #ffffff;
            --text: #1e2a41;
            --text-muted: #5a6e8a;
            --border: #dce3ed;
            --shadow: 0 10px 40px rgba(10, 46, 92, 0.10);
            --radius: 16px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', sans-serif;
            color: var(--text);
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
           
        }

        /* ===== BUTTONS ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(82, 138, 211, 0.25);
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(55, 121, 207, 0.35);
        }

        .btn-secondary {
            background: var(--secondary);
            color: var(--primary);
            box-shadow: 0 4px 14px rgba(49, 52, 232, 0.35);
        }

        .btn-secondary:hover {
            background: var(--secondary-light);
            box-shadow: 0 8px 24px rgba(75, 50, 219, 0.45);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            box-shadow: none;
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(68, 128, 207, 0.25);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(232, 93, 58, 0.35);
        }

        .btn-accent:hover {
            background: #6e46cc;
            box-shadow: 0 8px 24px rgba(119, 97, 214, 0.45);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
        }

        .btn-block {
            width: 100%;
            justify-content: center;
        }

        /* ===== HEADER / NAV ===== */
        header {
            background: var(--card);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(12px);
            background: rgba(255, 255, 255, 0.92);
        }

        .nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 12px;
        }

        .logo {
            display: flex;
            height: 135px;
            width: 135px;
        }

        .logo i {
            color: var(--secondary);
            font-size: 1.8rem;
        }

        .logo span {
            color: var(--secondary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .nav-links a {
            padding: 8px 16px;
            border-radius: 50px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition);
            color: var(--text-muted);
        }

        .nav-links a:hover,
        .nav-links a.active {
            background: var(--primary);
            color: #fff;
        }

        .nav-links a.btn-nav {
            background: var(--secondary);
            color: var(--primary);
            font-weight: 600;
        }

        .nav-links a.btn-nav:hover {
            background: var(--secondary-light);
            transform: translateY(-1px);
        }

        .menu-toggle {
            display: none;
            font-size: 1.6rem;
            cursor: pointer;
            color: var(--primary);
            background: none;
            border: none;
            padding: 4px 8px;
        }

        /* ===== SECTIONS ===== */
        .section {
            padding: 60px 0;
        }

       
        /* ===== COURSES ===== */
        .courses-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 28px;
            margin-top: 12px;
        }

        .course-card {
            background: var(--card);
            border-radius: var(--radius);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .course-card:hover {
            transform: translateY(-6px);
            border-color: var(--secondary);
            box-shadow: 0 16px 48px rgba(69, 134, 219, 0.12);
        }

        .course-card .icon {
            font-size: 2.4rem;
            color: var(--secondary);
            margin-bottom: 12px;
        }

        .course-card h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        .course-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .course-card .meta {
            margin-top: 16px;
            display: flex;
            justify-content: space-between;
            font-size: 0.85rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        /* ===== FORMS ===== */
        .form-card {
            background: var(--card);
            border-radius: var(--radius);
            padding: 40px 48px;
            box-shadow: var(--shadow);
            max-width: 780px;
            margin: 0 auto;
            border: 1px solid var(--border);
        }

        .form-card h2 {
            font-size: 1.8rem;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .form-card .form-sub {
            color: var(--text-muted);
            margin-bottom: 28px;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 6px;
            color: var(--primary);
        }

        .form-group label .required {
            color: var(--accent);
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
            background: #fafcff;
            color: var(--text);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(10, 46, 92, 0.08);
            background: #fff;
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .form-group .help-text {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .form-group .error-text {
            font-size: 0.8rem;
            color: var(--accent);
            margin-top: 4px;
            display: none;
        }

        .form-group.error input,
        .form-group.error select,
        .form-group.error textarea {
            border-color: var(--accent);
        }

        .form-group.error .error-text {
            display: block;
        }

        /* ===== DASHBOARD ===== */
        .dashboard-grid {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 32px;
            margin-top: 20px;
        }

        .dash-sidebar {
            background: var(--card);
            border-radius: var(--radius);
            padding: 28px 20px;
            box-shadow: var(--shadow);
            height: fit-content;
            border: 1px solid var(--border);
        }

        .dash-avatar {
            text-align: center;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border);
        }

        .dash-avatar .avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.2rem;
            font-weight: 700;
            margin: 0 auto 12px;
        }

        
        .dash-avatar h4 {
            font-size: 1.1rem;
        }

        .dash-avatar p {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .dash-menu {
            list-style: none;
            margin-top: 20px;
        }

        .dash-menu li {
            margin-bottom: 4px;
        }

        .dash-menu li a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 14px;
            border-radius: 10px;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .dash-menu li a:hover,
        .dash-menu li a.active {
            background: var(--primary);
            color: #fff;
        }

        .dash-menu li a i {
            width: 20px;
            text-align: center;
        }

        .dash-content {
            background: var(--card);
            border-radius: var(--radius);
            padding: 32px 36px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }

        .dash-content .welcome {
            margin-bottom: 28px;
        }

        .dash-content .welcome h2 {
            font-size: 1.6rem;
        }

        .dash-content .welcome p {
            color: var(--text-muted);
        }

        .dash-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 16px;
            margin-bottom: 32px;
        }

        .stat-card {
            background: var(--bg);
            padding: 18px 20px;
            border-radius: 12px;
            border-left: 4px solid var(--secondary);
        }

        .stat-card .num {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
        }

        .stat-card .label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .enrollment-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            flex-wrap: wrap;
            gap: 8px;
        }

        .enrollment-item:last-child {
            border-bottom: none;
        }

        .enrollment-item .info h4 {
            font-size: 1rem;
        }

        .enrollment-item .info p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .status-badge {
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .status-badge.confirmed {
            background: #d4edda;
            color: #155724;
        }

        .status-badge.pending {
            background: #fff3cd;
            color: #856404;
        }

        .status-badge.rejected {
            background: #f8d7da;
            color: #721c24;
        }

        /* ===== CONFIRMATION MODAL ===== */
        .modal-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(6px);
            z-index: 9999;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }

        .modal-overlay.active {
            display: flex;
        }

        .modal-box {
            background: var(--card);
            max-width: 520px;
            width: 100%;
            border-radius: var(--radius);
            padding: 40px 44px;
            text-align: center;
            box-shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
            animation: modalIn 0.3s ease;
        }

        @keyframes modalIn {
            from {
                transform: scale(0.92) translateY(20px);
                opacity: 0;
            }
            to {
                transform: scale(1) translateY(0);
                opacity: 1;
            }
        }

        .modal-box .icon-success {
            font-size: 4rem;
            color: #28a745;
            margin-bottom: 12px;
        }

        .modal-box h2 {
            font-size: 1.6rem;
            margin-bottom: 8px;
        }

        .modal-box p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .modal-box .details {
            text-align: left;
            background: var(--bg);
            padding: 16px 20px;
            border-radius: 10px;
            margin-bottom: 24px;
            font-size: 0.9rem;
        }

        .modal-box .details strong {
            color: var(--primary);
        }

        /* ===== TOAST ===== */
        .toast {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary);
            color: #fff;
            padding: 16px 28px;
            border-radius: 12px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            font-weight: 500;
            transform: translateY(120px);
            opacity: 0;
            transition: 0.4s ease;
            z-index: 9998;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .toast.show {
            transform: translateY(0);
            opacity: 1;
        }

        .toast.success {
            background: #28a745;
        }

        .toast.error {
            background: var(--accent);
        }

        /* ===== FOOTER ===== */
        footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 12px 0 18px;
            margin-top: auto;
        }

       

        footer h4 {
            font-family: 'Times New Roman', Times, serif;
            font-style: italic;
            color: #fff;
            font-size: 2rem;
            margin-bottom: 12px;
        }

       

        /* ===== RESPONSIVE ===== */
        @media (max-width: 992px) {
            .hero-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .hero-content p {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }

            .hero-badges {
                justify-content: center;
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr !important;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 16px 0 8px;
                border-top: 1px solid var(--border);
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                width: 100%;
                text-align: center;
                padding: 10px;
            }

            .menu-toggle {
                display: block;
            }

            .hero {
                padding: 40px 0 60px;
            }

            .hero-content h1 {
                font-size: 2.2rem;
            }

            .form-card {
                padding: 24px 20px;
            }

            .form-row {
                grid-template-columns: 1fr;
            }

            .section-title {
                font-size: 1.8rem;
            }

            .dash-content {
                padding: 20px 16px;
            }

            .modal-box {
                padding: 28px 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr !important;
                gap: 24px;
            }

            footer .bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .hero-content h1 {
                font-size: 1.8rem;
            }

            .hero-badges .badge {
                font-size: 0.75rem;
                padding: 6px 14px;
            }

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

            .dash-stats {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* ===== UTILITY ===== */
        .text-center {
            text-align: center;
        }

        .mt-12 {
            margin-top: 12px;
        }
        .mt-20 {
            margin-top: 20px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .mb-12 {
            margin-bottom: 12px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hidden {
            display: none !important;
        }

        /* Tabs */
        .tab-content {
            display: none;
        }

        .tab-content.active {
            display: block;
        }

        /* Profile detail rows */
        .profile-row {
            display: flex;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
        }

        .profile-row .label {
            font-weight: 600;
            width: 130px;
            flex-shrink: 0;
            color: var(--text-muted);
        }

        .profile-row .value {
            flex: 1;
        }