:root {
            --primary: #0f172a;
            --secondary: #334155;
            --accent: #000000;
            --accent-dark: #000000;
            --light: #ffffff;
            --card-bg: #ffffff;
            --text: #1e293b;
            --text-light: #64748b;
            --success: #10b981;
            --radius: 16px;
            --radius-lg: 24px;
            --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
            --shadow-hover: 0 32px 64px -12px rgba(0, 0, 0, 0.15);
            --shadow-3d: 0 20px 40px -10px rgba(0, 0, 0, 0.2), 0 10px 20px -10px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
        }

        body {
            background-color: var(--light);
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
            font-weight: 400;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Styles */
        .announcement-bar {
            background-color: var(--primary);
            color: white;
            text-align: center;
            padding: 10px 0;
            font-size: 14px;
            position: relative;
            overflow: hidden;
        }

        .announcement-bar::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            animation: shimmer 3s infinite;
        }

        @keyframes shimmer {
            0% {
                left: -100%;
            }

            100% {
                left: 100%;
            }
        }

        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: #ffffff;
        }

        .header__inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 0;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 700;
            font-size: 22px;
            color: var(--primary);
            text-decoration: none;
        }

        .logo__image {
            width: 42px;
            height: 42px;
        }

        .nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav__link {
            font-weight: 500;
            color: var(--secondary);
            transition: var(--transition);
            text-decoration: none;
            font-size: 15px;
            position: relative;
        }

        .nav__link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent);
            transition: var(--transition);
        }

        .nav__link:hover {
            color: var(--accent);
        }

        .nav__link:hover::after {
            width: 100%;
        }

        .btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 14px 28px;
            border-radius: var(--radius);
            font-weight: 500;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: var(--shadow-3d);
            position: relative;
            overflow: hidden;
        }

        .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: var(--transition);
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
        }

        .btn:hover::before {
            left: 100%;
        }

        /* Course Hero Section */
        .course-hero {
            padding: 100px 0 80px;
            position: relative;
            overflow: hidden;
        }

        .course-hero::before {
            content: '';
            position: absolute;
            top: -200px;
            right: -200px;
            width: 600px;
            height: 600px;
            z-index: -1;
        }

        .course-hero::after {
            content: '';
            position: absolute;
            bottom: -200px;
            left: -200px;
            width: 500px;
            height: 500px;
            z-index: -1;
        }

        .course-hero__content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .course-hero__info {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .course-badge {
            background-color: var(--accent);
            color: white;
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            width: fit-content;
            box-shadow: var(--shadow);
        }

        .course-title {
            font-size: 52px;
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -0.03em;
            background: linear-gradient(to right, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .course-description {
            color: var(--text-light);
            font-size: 18px;
            line-height: 1.6;
        }

        .course-features {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .course-feature {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 16px;
        }

        .course-feature::before {
            content: '';
            width: 8px;
            height: 8px;
            background-color: var(--accent);
            border-radius: 50%;
        }

        .course-hero__image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-3d);
            position: relative;
            transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
            transition: var(--transition);
        }

        .course-hero__image:hover {
            transform: perspective(1000px) rotateY(0) rotateX(0);
        }

        .course-hero__image img {
            width: 100%;
            height: auto;
            display: block;
        }

        .course-hero__cta {
            display: flex;
            gap: 16px;
            margin-top: 16px;
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border: 1px solid var(--accent);
            padding: 14px 28px;
            border-radius: var(--radius);
            font-weight: 500;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background-color: var(--accent);
            color: white;
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

        /* Stats Section */
        .course-stats {
            padding: 80px 0;
            background-color: var(--card-bg);
            border-radius: var(--radius-lg);
            margin-bottom: 80px;
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }

        .course-stats::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(to right, var(--accent), var(--accent-dark));
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .stat-item {
            text-align: center;
            padding: 20px;
            position: relative;
        }

        .stat-item::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 60%;
            background-color: var(--light);
        }

        .stat-item:last-child::after {
            display: none;
        }

        .stat-value {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 8px;
            position: relative;
            display: inline-block;
        }

        .stat-value::after {
            content: '+';
            position: absolute;
            top: 0;
            right: -15px;
            font-size: 24px;
            color: var(--success);
        }

        .stat-label {
            color: var(--text-light);
            font-size: 15px;
        }

        /* Course Details Section */
        .course-details {
            padding: 80px 0;
        }

        .section-title {
            font-size: 40px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 60px;
            letter-spacing: -0.01em;
            position: relative;
            display: inline-block;
            left: 50%;
            transform: translateX(-50%);
        }

        .section-title::after {
            content: '';
            display: block;
            width: 80px;
            height: 5px;
            background: linear-gradient(to right, var(--accent), var(--accent-dark));
            margin: 20px auto 0;
            border-radius: 5px;
        }

        .modules-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
            margin-bottom: 60px;
        }

        .module-card {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(59, 130, 246, 0.1);
        }

        .module-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: linear-gradient(to bottom, var(--accent), var(--accent-dark));
        }

        .module-card:hover {
            transform: translateY(-10px) rotateZ(1deg);
            box-shadow: var(--shadow-hover);
        }

        .module-number {
            font-size: 14px;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 16px;
            display: block;
        }

        .module-title {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--primary);
        }

        .module-description {
            color: var(--text-light);
            margin-bottom: 20px;
            line-height: 1.6;
        }

        .module-features {
            list-style: none;
        }

        .module-feature {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 15px;
            position: relative;
            padding-left: 20px;
        }

        .module-feature::before {
            content: '→';
            color: var(--accent);
            position: absolute;
            left: 0;
            font-weight: bold;
        }

        /* Instructor Section */
        .instructor-section {
            padding: 80px 0;
            background-color: var(--card-bg);
            margin: 80px 0;
        }

        .instructor {
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 40px;
            align-items: center;
        }

        .instructor__image {
            width: 200px;
            height: 200px;
            border-radius: 50%;
            overflow: hidden;
            box-shadow: var(--shadow-3d);
            border: 5px solid var(--card-bg);
            outline: 2px solid var(--accent);
        }

        .instructor__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .instructor__info {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .instructor__name {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
        }

        .instructor__title {
            color: var(--accent);
            font-weight: 600;
            font-size: 18px;
        }

        .instructor__bio {
            color: var(--text-light);
            line-height: 1.7;
            font-size: 16px;
        }

        /* Testimonials Section */
        .testimonials {
            padding: 80px 0;
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .testimonial {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
            gap: 24px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .testimonial::before {
            content: '"';
            font-size: 120px;
            color: var(--accent);
            opacity: 0.08;
            position: absolute;
            top: -20px;
            left: 10px;
            font-family: Georgia, serif;
            line-height: 1;
        }

        .testimonial:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .testimonial__text {
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            position: relative;
            z-index: 1;
        }

        .testimonial__author {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .testimonial__author-image {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .testimonial__author-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .testimonial__author-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .testimonial__author-name {
            font-weight: 600;
        }

        .testimonial__author-title {
            font-size: 14px;
            color: var(--text-light);
        }

        /* CTA Section */
        .cta-section {
            padding: 100px 0;
            text-align: center;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: white;
            margin: 80px 0;
            box-shadow: var(--shadow-3d);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
            opacity: 0.3;
        }

        .cta-title {
            font-size: 42px;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: -0.01em;
            position: relative;
        }

        .cta-description {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 600px;
            margin: 0 auto 40px;
            line-height: 1.6;
            position: relative;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            position: relative;
        }

        /* FAQ Section */
        .faq {
            padding: 80px 0;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid rgba(59, 130, 246, 0.1);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            font-size: 18px;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-answer {
            color: var(--text-light);
            line-height: 1.7;
            margin-top: 16px;
            display: none;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        /* Footer */
        .footer {
            background-color: var(--primary);
            color: white;
            padding: 80px 0 40px;
            position: relative;
        }

        .footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(to right, var(--accent), var(--accent-dark));
        }

        .footer__main {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 60px;
            position: relative;
        }

        .footer__brand {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .footer__logo {
            font-weight: 700;
            font-size: 24px;
            color: white;
        }

        .footer__description {
            color: #cbd5e1;
            line-height: 1.6;
        }

        .footer__links {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .footer__heading {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: white;
        }

        .footer__link {
            color: #94a3b8;
            transition: var(--transition);
            text-decoration: none;
            font-size: 15px;
        }

        .footer__link:hover {
            color: white;
        }

        .footer__bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 30px;
            border-top: 1px solid #334155;
        }

        .footer__copyright {
            color: #94a3b8;
            font-size: 14px;
        }

        .footer__social {
            display: flex;
            gap: 16px;
        }

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

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

        /* Courses Page */
        .courses-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .course-card {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .course-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }

        .course-card__image {
            width: 100%;
            height: 200px;
            background: linear-gradient(120deg, var(--accent), var(--accent-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 40px;
        }

        .course-card__content {
            padding: 24px;
        }

        .course-card__title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .course-card__description {
            color: var(--text-light);
            margin-bottom: 20px;
            line-height: 1.6;
        }

        .course-card__meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 20px;
        }

        .course-card__duration,
        .course-card__level {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-light);
        }

        /* About Page */
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .about-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-3d);
        }

        .about-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        .about-text {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .about-title {
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

        .about-description {
            color: var(--text-light);
            font-size: 18px;
            line-height: 1.7;
        }

        .values-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 60px;
        }

        .value-card {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 30px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .value-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .value-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            color: white;
            font-size: 24px;
        }

        .value-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .value-description {
            color: var(--text-light);
            line-height: 1.6;
        }

        /* Resources Page */
        .resources-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .resource-card {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .resource-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .resource-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 20px;
            margin-bottom: 10px;
        }

        .resource-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
        }

        .resource-description {
            color: var(--text-light);
            line-height: 1.6;
        }

        .resource-link {
            color: var(--accent);
            text-decoration: none;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-top: auto;
        }

        .resource-link:hover {
            text-decoration: underline;
        }

        /* Contact Page */
        .contact-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .contact-method {
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 20px;
            flex-shrink: 0;
        }

        .contact-details {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .contact-type {
            font-weight: 600;
            color: var(--primary);
        }

        .contact-value {
            color: var(--text-light);
        }

        .contact-form {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }

        .form-group {
            margin-bottom: 24px;
        }

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--primary);
        }

        .form-input,
        .form-textarea {
            width: 100%;
            padding: 14px 16px;
            border: 1px solid #e2e8f0;
            border-radius: var(--radius);
            font-size: 16px;
            transition: var(--transition);
        }

        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }

        /* Checkout Steps */
        .checkout-steps {
            display: flex;
            justify-content: center;
            margin: 60px 0 40px;
        }

        .step {
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            padding: 0 40px;
        }

        .step-number {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--light);
            border: 2px solid var(--text-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            margin-bottom: 12px;
            transition: var(--transition);
        }

        .step.active .step-number {
            background-color: var(--accent);
            color: white;
            border-color: var(--accent);
        }

        .step-title {
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
        }

        .step.active .step-title {
            color: var(--accent);
            font-weight: 600;
        }

        .step-connector {
            position: absolute;
            top: 20px;
            right: -40px;
            width: 80px;
            height: 2px;
            background-color: var(--text-light);
            opacity: 0.3;
        }

        .step:last-child .step-connector {
            display: none;
        }

        /* Checkout Container */
        .checkout-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-bottom: 80px;
        }

        /* Order Summary */
        .order-summary {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow);
            height: fit-content;
        }

        .order-summary-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 24px;
            color: var(--primary);
            padding-bottom: 16px;
            border-bottom: 1px solid #e2e8f0;
        }

        .course-item {
            display: flex;
            gap: 16px;
            margin-bottom: 24px;
            padding-bottom: 24px;
            border-bottom: 1px solid #e2e8f0;
        }

        .course-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 24px;
            flex-shrink: 0;
        }

        .course-details {
            flex-grow: 1;
        }

        .course-name {
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--primary);
        }

        .course-meta {
            display: flex;
            gap: 16px;
            font-size: 14px;
            color: var(--text-light);
        }

        .price-details {
            margin-top: 24px;
        }

        .price-row {
            display: flex;
            justify-content: space-between;
            margin-bottom: 12px;
        }

        .price-label {
            color: var(--text-light);
        }

        .price-value {
            font-weight: 500;
        }

        .price-total {
            display: flex;
            justify-content: space-between;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 2px solid #e2e8f0;
            font-size: 18px;
            font-weight: 700;
        }

        .discount-badge {
            background-color: var(--success);
            color: white;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            margin-left: 8px;
        }

        /* Checkout Form */
        .checkout-form {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow);
        }

        .form-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 24px;
            color: var(--primary);
        }

        .form-group {
            margin-bottom: 24px;
        }

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--primary);
        }

        .form-input {
            width: 100%;
            padding: 14px 16px;
            border: 1px solid #e2e8f0;
            border-radius: var(--radius);
            font-size: 16px;
            transition: var(--transition);
        }

        .form-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        /* Discount Code Section */
        .discount-section {
            background-color: #f8fafc;
            border-radius: var(--radius);
            padding: 20px;
            margin-bottom: 24px;
        }

        .discount-header {
            display: flex;
            align-items: center;
            margin-bottom: 16px;
            cursor: pointer;
        }

        .discount-title {
            font-weight: 600;
            margin-left: 10px;
        }

        .discount-form {
            display: flex;
            gap: 12px;
        }

        .discount-input {
            flex-grow: 1;
        }

        .apply-btn {
            white-space: nowrap;
        }

        .notification {
            padding: 12px 16px;
            border-radius: var(--radius);
            margin-top: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .notification.success {
            background-color: rgba(16, 185, 129, 0.1);
            color: var(--success);
            border: 1px solid rgba(16, 185, 129, 0.2);
        }

        .notification.error {
            background-color: rgba(239, 68, 68, 0.1);
            color: var(--error);
            border: 1px solid rgba(239, 68, 68, 0.2);
        }

        /* Payment Methods */
        .payment-methods {
            margin-top: 24px;
        }

        .payment-title {
            font-weight: 600;
            margin-bottom: 16px;
            color: var(--primary);
        }

        .payment-method {
            border: 2px solid #e2e8f0;
            border-radius: var(--radius);
            padding: 16px;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            margin-bottom: 12px;
        }

        .payment-method:hover {
            border-color: var(--accent);
        }

        .payment-method.selected {
            border-color: var(--accent);
            background-color: rgba(37, 99, 235, 0.05);
        }

        .payment-icon {
            font-size: 32px;
            margin-bottom: 12px;
            color: #0070ba;
        }

        .payment-name {
            font-weight: 600;
            margin-bottom: 8px;
        }

        .payment-description {
            font-size: 14px;
            color: var(--text-light);
        }

        .terms {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin: 24px 0;
        }

        .terms-checkbox {
            margin-top: 4px;
        }

        .terms-text {
            font-size: 14px;
            color: var(--text-light);
        }

        .terms-link {
            color: var(--accent);
            text-decoration: none;
        }

        .terms-link:hover {
            text-decoration: underline;
        }

        .submit-button {
            width: 100%;
            padding: 16px;
            font-size: 16px;
            font-weight: 600;
        }

        /* Security Badge */
        .security-badge {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            margin-top: 24px;
            padding-top: 24px;
            border-top: 1px solid #e2e8f0;
            color: var(--text-light);
            font-size: 14px;
        }

        /* Confirmation Section */
        .confirmation-section {
            padding: 100px 0;
            text-align: center;
        }

        .confirmation-icon {
            width: 100px;
            height: 100px;
            background: linear-gradient(135deg, var(--success), #059669);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 30px;
            color: white;
            font-size: 40px;
            box-shadow: var(--shadow-3d);
        }

        .confirmation-title {
            font-size: 42px;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .confirmation-subtitle {
            font-size: 18px;
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto 40px;
            line-height: 1.6;
        }

        .confirmation-details {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
            max-width: 600px;
            margin: 0 auto 40px;
            text-align: left;
        }

        .detail-row {
            display: flex;
            justify-content: space-between;
            padding: 16px 0;
            border-bottom: 1px solid #e2e8f0;
        }

        .detail-row:last-child {
            border-bottom: none;
        }

        .detail-label {
            color: var(--text-light);
            font-weight: 500;
        }

        .detail-value {
            font-weight: 600;
            color: var(--primary);
        }

        .confirmation-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .whats-next {
            background-color: #f0f9ff;
            border-radius: var(--radius);
            padding: 40px;
            margin: 60px auto;
            max-width: 800px;
            text-align: center;
        }

        .whats-next-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 24px;
            color: var(--primary);
        }

        .next-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 24px;
            margin-top: 30px;
        }

        .next-step {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .next-step:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .next-step-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: white;
            font-size: 24px;
        }

        .next-step-title {
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .next-step-description {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.6;
        }

        /* Auth Pages Common Styles */
        .auth-container {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 40px 20px;
            background-color: #f8fafc;
        }

        .auth-card {
            background-color: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-3d);
            width: 100%;
            max-width: 440px;
        }

        .auth-header {
            text-align: center;
            margin-bottom: 32px;
        }

        .auth-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            color: white;
            font-size: 24px;
        }

        .auth-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .auth-subtitle {
            color: var(--text-light);
            line-height: 1.6;
        }

        .auth-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-label {
            font-weight: 500;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .form-input {
            padding: 14px 16px;
            border: 1px solid #e2e8f0;
            border-radius: var(--radius);
            font-size: 16px;
            transition: var(--transition);
        }

        .form-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .password-input-container {
            position: relative;
        }

        .toggle-password {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--text-light);
            cursor: pointer;
        }

        .password-strength {
            height: 6px;
            background-color: #e2e8f0;
            border-radius: 3px;
            margin-top: 8px;
            overflow: hidden;
        }

        .password-strength-bar {
            height: 100%;
            width: 0%;
            border-radius: 3px;
            transition: var(--transition);
        }

        .password-strength-weak .password-strength-bar {
            width: 33%;
            background-color: var(--error);
        }

        .password-strength-medium .password-strength-bar {
            width: 66%;
            background-color: var(--warning);
        }

        .password-strength-strong .password-strength-bar {
            width: 100%;
            background-color: var(--success);
        }

        .password-strength-text {
            font-size: 14px;
            margin-top: 6px;
            text-align: right;
            color: var(--text-light);
        }

        .form-options {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin: 8px 0;
        }

        .remember-me {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .forgot-password {
            color: var(--accent);
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
        }

        .forgot-password:hover {
            text-decoration: underline;
        }

        .auth-button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 16px;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 16px;
            cursor: pointer;
            transition: var(--transition);
            margin-top: 12px;
        }

        .auth-button:hover {
            background-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .auth-divider {
            display: flex;
            align-items: center;
            margin: 24px 0;
            color: var(--text-light);
        }

        .auth-divider::before,
        .auth-divider::after {
            content: "";
            flex: 1;
            height: 1px;
            background-color: #e2e8f0;
        }

        .auth-divider-text {
            padding: 0 16px;
            font-size: 14px;
        }

        .social-auth {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 24px;
        }

        .social-button {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            padding: 14px;
            border: 1px solid #e2e8f0;
            border-radius: var(--radius);
            background-color: white;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }

        .social-button:hover {
            background-color: #f8fafc;
            border-color: #cbd5e1;
        }

        .social-button-google {
            color: #3c4043;
        }

        .social-button-facebook {
            color: #1877f2;
        }

        .auth-footer {
            text-align: center;
            margin-top: 32px;
            color: var(--text-light);
        }

        .auth-link {
            color: var(--accent);
            text-decoration: none;
            font-weight: 500;
            margin-left: 6px;
        }

        .auth-link:hover {
            text-decoration: underline;
        }

        /* Notification Styles */
        .notification {
            padding: 12px 16px;
            border-radius: var(--radius);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .notification-success {
            background-color: rgba(16, 185, 129, 0.1);
            color: var(--success);
            border: 1px solid rgba(16, 185, 129, 0.2);
        }

        .notification-error {
            background-color: rgba(239, 68, 68, 0.1);
            color: var(--error);
            border: 1px solid rgba(239, 68, 68, 0.2);
        }

        .notification-info {
            background-color: rgba(37, 99, 235, 0.1);
            color: var(--accent);
            border: 1px solid rgba(37, 99, 235, 0.2);
        }

        /* User Panel Layout */
        .user-panel {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 30px;
            padding: 60px 0;
        }

        /* Sidebar */
        .sidebar {
            background-color: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 30px;
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 100px;
        }

        .user-profile {
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid #e2e8f0;
        }

        .user-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            margin: 0 auto 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 32px;
        }

        .user-name {
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 5px;
        }

        .user-email {
            color: var(--text-light);
            font-size: 14px;
        }

        .sidebar-nav {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            border-radius: var(--radius);
            color: var(--text);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            cursor: pointer;
        }

        .sidebar-item:hover,
        .sidebar-item.active {
            background-color: rgba(37, 99, 235, 0.1);
            color: var(--accent);
        }

        .sidebar-item i {
            width: 20px;
            text-align: center;
        }

        /* Main Content */
        .panel-content {
            background-color: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow);
            min-height: 600px;
        }

        .content-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e2e8f0;
        }

        .content-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
        }

        /* Content Sections */
        .content-section {
            display: none;
            animation: fadeIn 0.5s ease;
        }

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

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Dashboard Section */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }

        .stat-card {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            text-align: center;
        }

        .stat-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: white;
            font-size: 20px;
        }

        .stat-value {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .stat-label {
            color: var(--text-light);
            font-size: 14px;
        }

        /* Support Section */
        .support-card {
            background-color: #f0f9ff;
            border-radius: var(--radius);
            padding: 30px;
            text-align: center;
            margin-bottom: 30px;
        }

        .support-icon {
            font-size: 48px;
            color: var(--accent);
            margin-bottom: 16px;
        }

        .support-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .support-description {
            color: var(--text-light);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .support-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
        }

        /* Courses Section */
        .courses-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
        }

        .course-card {
            background-color: #f8fafc;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .course-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .course-image {
            height: 160px;
            background: linear-gradient(120deg, var(--accent), var(--accent-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 40px;
        }

        .course-content {
            padding: 20px;
        }

        .course-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .course-progress {
            margin-bottom: 16px;
        }

        .progress-bar {
            height: 6px;
            background-color: #e2e8f0;
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .progress-value {
            height: 100%;
            background: linear-gradient(to right, var(--accent), var(--accent-dark));
            border-radius: 3px;
        }

        .progress-text {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            color: var(--text-light);
        }

        .course-action {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 16px;
        }

        /* Discount Codes Section */
        .discount-codes {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }

        .discount-card {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: var(--radius);
            padding: 24px;
            color: white;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .discount-card::before {
            content: '';
            position: absolute;
            top: -20px;
            right: -20px;
            width: 60px;
            height: 60px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
        }

        .discount-code {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 8px;
            font-family: monospace;
        }

        .discount-value {
            font-size: 16px;
            margin-bottom: 16px;
        }

        .discount-expiry {
            font-size: 14px;
            opacity: 0.9;
        }

        /* Payments Section */
        .payments-table {
            width: 100%;
            border-collapse: collapse;
        }

        .payments-table th,
        .payments-table td {
            padding: 16px;
            text-align: left;
            border-bottom: 1px solid #e2e8f0;
        }

        .payments-table th {
            font-weight: 600;
            color: var(--text-light);
            background-color: #f8fafc;
        }

        .payments-table tr:last-child td {
            border-bottom: none;
        }

        .status {
            display: inline-block;
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
        }

        .status-completed {
            background-color: rgba(16, 185, 129, 0.1);
            color: var(--success);
        }

        .status-pending {
            background-color: rgba(245, 158, 11, 0.1);
            color: var(--warning);
        }

        /* Profile Form */
        .profile-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-label {
            font-weight: 500;
            color: var(--primary);
        }

        .form-input {
            padding: 14px 16px;
            border: 1px solid #e2e8f0;
            border-radius: var(--radius);
            font-size: 16px;
            transition: var(--transition);
        }

        .form-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .form-full {
            grid-column: 1 / -1;
        }

        /* Settings Section */
        .settings-category {
            margin-bottom: 40px;
        }

        .settings-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 20px;
            color: var(--primary);
            padding-bottom: 10px;
            border-bottom: 1px solid #e2e8f0;
        }

        .settings-option {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px;
            border-radius: var(--radius);
            margin-bottom: 12px;
            background-color: #f8fafc;
        }

        .option-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .option-title {
            font-weight: 500;
        }

        .option-description {
            font-size: 14px;
            color: var(--text-light);
        }

        /* Additional Mobile Optimizations */
        @media (max-width: 360px) {
            .course-hero__content {
                gap: 20px;
            }

            .course-title {
                font-size: 36px;
            }

            .course-description {
                font-size: 16px;
            }

            .stat-value {
                font-size: 36px;
            }

            .module-card {
                padding: 24px;
            }

            .module-title {
                font-size: 18px;
            }

            .testimonial {
                padding: 24px;
            }

            .cta-title {
                font-size: 36px;
            }

            .faq-item {
                padding: 20px;
            }

            .footer__main {
                gap: 20px;
            }
        }

        /* Touch-friendly enhancements */
        @media (hover: none) and (pointer: coarse) {
            .btn:hover {
                transform: none;
            }

            .course-card:hover {
                transform: none;
            }

            .module-card:hover {
                transform: none;
            }

            .testimonial:hover {
                transform: none;
            }
        }

        /* High contrast support */
        @media (prefers-contrast: high) {
            :root {
                --primary: #000000;
                --accent: #ffffff;
                --text: #000000;
                --card-bg: #ffffff;
            }
        }

        /* Reduced motion */
        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

        /* Print styles */
        @media print {
            .btn,
            .header,
            .footer,
            .announcement-bar {
                display: none !important;
            }

            body {
                font-size: 12pt;
                color: #000;
            }

            .container {
                max-width: none;
                padding: 0;
            }

            .course-card,
            .module-card,
            .testimonial {
                break-inside: avoid;
                box-shadow: none;
                border: 1px solid #000;
            }
        }

        /* Responsive Styles */
        @media (max-width: 480px) {
            .auth-card {
                padding: 24px;
            }

            .auth-title {
                font-size: 24px;
            }

            .form-options {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .social-auth {
                gap: 8px;
            }
        }

        /* Responsive Styles */
        @media (max-width: 1024px) {
            .course-hero__content {
                gap: 40px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer__main {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* Responsive Styles */

        @media (max-width: 768px) {
            .checkout-container {
                grid-template-columns: 1fr;
            }

            .checkout-steps {
                flex-direction: column;
                align-items: center;
                gap: 24px;
            }

            .step-connector {
                display: none;
            }

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

            .discount-form {
                flex-direction: column;
            }

        }

        @media (max-width: 480px) {

            .course-item {
                flex-direction: column;
            }

            .course-meta {
                flex-direction: column;
                gap: 4px;
            }
        }

        /* Responsive Styles */
        @media (max-width: 768px) {
            .confirmation-title {
                font-size: 32px;
            }

            .confirmation-details {
                padding: 24px;
            }

            .confirmation-actions {
                flex-direction: column;
                align-items: center;
            }

            .next-steps {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            .confirmation-section {
                padding: 60px 0;
            }

            .detail-row {
                flex-direction: column;
                gap: 8px;
            }
        }

        /* Responsive Styles */
        @media (max-width: 1024px) {
            .user-panel {
                grid-template-columns: 1fr;
            }

            .sidebar {
                position: static;
                margin-bottom: 30px;
            }

        }

        @media (max-width: 768px) {
            .profile-form {
                grid-template-columns: 1fr;
            }

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

            .support-actions {
                flex-direction: column;
            }

        }

        @media (max-width: 480px) {
            .panel-content {
                padding: 24px;
            }

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

        }

        /* User Panel Layout */
        .user-panel {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 30px;
            padding: 60px 0;
        }

        /* Sidebar */
        .sidebar {
            background-color: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 30px;
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 100px;
        }

        .user-profile {
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid #e2e8f0;
        }

        .user-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            margin: 0 auto 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 32px;
        }

        .user-name {
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 5px;
        }

        .user-email {
            color: var(--text-light);
            font-size: 14px;
        }

        .sidebar-nav {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            border-radius: var(--radius);
            color: var(--text);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            cursor: pointer;
        }

        .sidebar-item:hover,
        .sidebar-item.active {
            background-color: rgba(37, 99, 235, 0.1);
            color: var(--accent);
        }

        .sidebar-item i {
            width: 20px;
            text-align: center;
        }

        /* Main Content */
        .panel-content {
            background-color: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow);
            min-height: 600px;
        }

        .content-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e2e8f0;
        }

        .content-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
        }

        /* Content Sections */
        .content-section {
            display: none;
            animation: fadeIn 0.5s ease;
        }

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

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Dashboard Section */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }

        .stat-card {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            text-align: center;
        }

        .stat-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: white;
            font-size: 20px;
        }

        .stat-value {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .stat-label {
            color: var(--text-light);
            font-size: 14px;
        }

        /* Support Section */
        .support-card {
            background-color: #f0f9ff;
            border-radius: var(--radius);
            padding: 30px;
            text-align: center;
            margin-bottom: 30px;
        }

        .support-icon {
            font-size: 48px;
            color: var(--accent);
            margin-bottom: 16px;
        }

        .support-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .support-description {
            color: var(--text-light);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .support-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
        }

        /* Courses Section */
        .courses-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
        }

        .course-card {
            background-color: #f8fafc;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .course-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .course-image {
            height: 160px;
            background: linear-gradient(120deg, var(--accent), var(--accent-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 40px;
        }

        .course-content {
            padding: 20px;
        }

        .course-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .course-progress {
            margin-bottom: 16px;
        }

        .progress-bar {
            height: 6px;
            background-color: #e2e8f0;
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .progress-value {
            height: 100%;
            background: linear-gradient(to right, var(--accent), var(--accent-dark));
            border-radius: 3px;
        }

        .progress-text {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            color: var(--text-light);
        }

        .course-action {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 16px;
        }

        /* Discount Codes Section */
        .discount-codes {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }

        .discount-card {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: var(--radius);
            padding: 24px;
            color: white;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .discount-card::before {
            content: '';
            position: absolute;
            top: -20px;
            right: -20px;
            width: 60px;
            height: 60px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
        }

        .discount-code {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 8px;
            font-family: monospace;
        }

        .discount-value {
            font-size: 16px;
            margin-bottom: 16px;
        }

        .discount-expiry {
            font-size: 14px;
            opacity: 0.9;
        }

        /* Payments Section */
        .payments-table {
            width: 100%;
            border-collapse: collapse;
        }

        .payments-table th,
        .payments-table td {
            padding: 16px;
            text-align: left;
            border-bottom: 1px solid #e2e8f0;
        }

        .payments-table th {
            font-weight: 600;
            color: var(--text-light);
            background-color: #f8fafc;
        }

        .payments-table tr:last-child td {
            border-bottom: none;
        }

        .status {
            display: inline-block;
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
        }

        .status-completed {
            background-color: rgba(16, 185, 129, 0.1);
            color: var(--success);
        }

        .status-pending {
            background-color: rgba(245, 158, 11, 0.1);
            color: var(--warning);
        }

        /* Profile Form */
        .profile-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-label {
            font-weight: 500;
            color: var(--primary);
        }

        .form-input {
            padding: 14px 16px;
            border: 1px solid #e2e8f0;
            border-radius: var(--radius);
            font-size: 16px;
            transition: var(--transition);
        }

        .form-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .form-full {
            grid-column: 1 / -1;
        }

        /* Settings Section */
        .settings-category {
            margin-bottom: 40px;
        }

        .settings-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 20px;
            color: var(--primary);
            padding-bottom: 10px;
            border-bottom: 1px solid #e2e8f0;
        }

        .settings-option {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px;
            border-radius: var(--radius);
            margin-bottom: 12px;
            background-color: #f8fafc;
        }

        .option-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .option-title {
            font-weight: 500;
        }

        .option-description {
            font-size: 14px;
            color: var(--text-light);
        }