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

        :root {
            --brand-blue: #005df8;
            --black: #0a0a0a;
            --white: #ffffff;
            --gray-50: #fafafa;
            --gray-100: #f5f5f5;
            --gray-200: #e5e5e5;
            --gray-300: #d4d4d4;
            --gray-600: #525252;
            --gray-900: #171717;
        }

        body {
            font-family: 'Inter', sans-serif;
            background: var(--white);
            color: var(--black);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        .header {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--gray-200);
            z-index: 1000;
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 40px;
        }

        .logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--black);
            text-decoration: none;
        }

        .nav-center { display: flex; gap: 40px; }

        .nav-link {
            color: var(--black);
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: color 0.2s;
        }

        .nav-link:hover,
        .nav-link.active { color: var(--brand-blue); }

        .btn-start {
            background: var(--brand-blue);
            color: var(--white);
            padding: 12px 28px;
            text-decoration: none;
            font-weight: 600;
            font-size: 15px;
        }

        .breadcrumb-section {
            padding: 140px 40px 40px;
            background: var(--gray-50);
        }

        .breadcrumb {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            gap: 12px;
            font-size: 14px;
        }

        .breadcrumb a {
            color: var(--gray-600);
            text-decoration: none;
        }

        /* HERO */
        .page-hero {
            padding: 90px 40px 120px !important;
            background: linear-gradient(135deg, var(--brand-blue) 0%, #0047c7 100%) !important;
            color: #ffffff !important;
            text-align: center;
        }

        .hero-content {
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: #ffffff !important;
            background: rgba(255, 255, 255, 0.2) !important;
            padding: 6px 16px !important;
            border-radius: 0 !important;
            margin-bottom: 24px;
        }

        .hero-title {
            font-size: clamp(48px, 6vw, 72px);
            font-weight: 900;
            line-height: 1.1;
            letter-spacing: -2px;
            margin-bottom: 24px;
            color: #ffffff !important;
        }

        .hero-description {
            font-size: 20px;
            color: #ffffff !important;
            opacity: 0.95;
            line-height: 1.7;
            max-width: 750px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 60px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .hero-stats .stat-item {
            text-align: center;
        }

        .hero-stats .stat-number {
            font-size: 42px;
            font-weight: 900;
            color: #ffffff !important;
            margin-bottom: 4px;
        }

        .hero-stats .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.9) !important;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        /* FILTERS & LAYOUT */
        .filters-section {
            padding: 20px 0;
            background: transparent;
        }

        .filters-container {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 10px 24px;
            background: var(--white);
            border: 1px solid var(--gray-300);
            color: var(--black);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            border-radius: 0 !important;
        }

        .filter-btn:hover,
        .filter-btn.active {
            background: var(--brand-blue);
            border-color: var(--brand-blue);
            color: var(--white);
        }

        /* COURSES LAYOUT WITH SIDEBAR */
        .section {
            padding: 80px 40px;
        }

        .courses-layout-wrapper {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 40px;
            align-items: start !important;
        }

        .courses-grid {
            display: grid !important;
            grid-template-columns: repeat(2, 1fr) !important;
            gap: 28px !important;
            width: 100% !important;
            align-items: start !important;
        }

        @media (max-width: 1200px) {
            .courses-layout-wrapper {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .courses-grid {
                grid-template-columns: 1fr !important;
            }
        }

        .course-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            overflow: hidden;
            transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            height: auto !important;
            align-self: start !important;
            width: 100%;
            box-sizing: border-box;
            border-radius: 0 !important;
        }

        .course-card:hover {
            border-color: var(--brand-blue);
            transform: translateY(-6px);
            box-shadow: 0 20px 45px rgba(0, 93, 248, 0.12);
        }

        .course-thumbnail {
            width: 100%;
            aspect-ratio: 16/9;
            min-height: 180px;
            background: var(--gray-900);
            position: relative;
            overflow: hidden;
            flex-shrink: 0;
            display: block;
        }

        .course-thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.4s ease;
        }

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

        .course-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-blue);
            color: var(--white);
            padding: 6px 14px;
            font-size: 11px;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            z-index: 3;
            border-radius: 4px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
            max-width: calc(100% - 24px);
            white-space: normal;
            line-height: 1.3;
        }

        .course-level {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: rgba(10, 10, 10, 0.85);
            backdrop-filter: blur(4px);
            color: var(--white);
            padding: 5px 12px;
            font-size: 11px;
            font-weight: 700;
            z-index: 3;
            border-radius: 4px;
        }

        .course-content {
            padding: 28px;
            display: flex;
            flex-direction: column;
            flex: 1 1 auto;
            justify-content: space-between;
            box-sizing: border-box;
            background: var(--white);
        }

        .course-category {
            font-size: 12px;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.8px;
            color: var(--brand-blue);
            margin-bottom: 10px;
        }

        .course-title {
            font-size: 20px;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 12px;
            color: var(--black) !important;
        }

        .course-title a {
            color: var(--black) !important;
            text-decoration: none;
            transition: color 0.2s;
        }

        .course-card:hover .course-title a {
            color: var(--brand-blue) !important;
        }

        .course-desc {
            font-size: 14px;
            color: var(--gray-600);
            line-height: 1.65;
            margin-bottom: 20px;
        }

        .course-meta {
            display: flex;
            gap: 16px;
            margin-bottom: 24px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--gray-600);
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 500;
        }

        .meta-item i {
            color: var(--brand-blue);
            font-size: 14px;
        }

        .course-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 20px;
            border-top: 1px solid var(--gray-200);
            margin-top: auto;
            gap: 12px;
        }

        .course-instructor {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .instructor-avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            overflow: hidden;
            flex-shrink: 0;
            border: 1px solid var(--gray-300);
        }

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

        .instructor-name {
            font-size: 13px;
            font-weight: 700;
            color: var(--black);
            line-height: 1.3;
        }

        .course-price {
            text-align: right;
        }

        .price-amount {
            font-size: 22px;
            font-weight: 900;
            color: var(--brand-blue);
            letter-spacing: -0.5px;
            line-height: 1.1;
        }

        .price-label {
            font-size: 11px;
            color: var(--gray-600);
            margin-top: 2px;
        }

        /* STATS */
        .stats-section {
            background: var(--black);
            color: var(--white);
            padding: 80px 40px;
        }

        .stats-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 60px;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 56px;
            font-weight: 900;
            color: var(--brand-blue);
            letter-spacing: -2px;
            margin-bottom: 12px;
        }

        .stat-label {
            font-size: 16px;
            color: var(--gray-300);
            font-weight: 600;
        }

        /* CTA */
        .cta-section {
            background: var(--gray-50);
            text-align: center;
        }

        .cta-content h2 {
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 900;
            line-height: 1.1;
            letter-spacing: -1px;
            margin-bottom: 24px;
        }

        .cta-content p {
            font-size: 18px;
            color: var(--gray-600);
            margin-bottom: 40px;
        }

        .btn-primary {
            background: var(--brand-blue);
            color: var(--white);
            padding: 18px 48px;
            text-decoration: none;
            font-weight: 700;
            font-size: 16px;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }

        .btn-primary:hover {
            background: #0047c7;
            transform: translateY(-3px);
        }

        /* FOOTER */
        .footer {
            background: var(--gray-900);
            color: var(--white);
            padding: 80px 40px 40px;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 60px;
            margin-bottom: 60px;
        }

        .footer-logo {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .footer-tagline {
            font-size: 15px;
            color: var(--gray-300);
            line-height: 1.7;
        }

        .footer-column h4 {
            font-size: 14px;
            font-weight: 700;
            text-transform: uppercase;
            margin-bottom: 24px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 16px;
        }

        .footer-links a {
            color: var(--gray-300);
            text-decoration: none;
            font-size: 15px;
            transition: color 0.2s;
        }

        .footer-links a:hover {
            color: var(--white);
        }

        /* ==================== SIDEBAR WIDGETS (EXACT BLOG-DETAIL STYLING) ==================== */
        .sidebar .sidebar-section {
            background: var(--gray-50) !important;
            padding: 32px !important;
            margin-bottom: 32px !important;
            text-align: left !important;
            border-radius: 0 !important;
        }

        .sidebar .sidebar-section h3 {
            font-size: 18px !important;
            font-weight: 700 !important;
            margin-bottom: 24px !important;
            letter-spacing: -0.3px !important;
            color: var(--black) !important;
            text-align: left !important;
        }

        .sidebar .recent-post {
            display: flex !important;
            gap: 16px !important;
            padding: 16px 0 !important;
            border-bottom: 1px solid var(--gray-200) !important;
            cursor: pointer !important;
            transition: all 0.2s !important;
            text-align: left !important;
        }

        .sidebar .recent-post:last-child {
            border-bottom: none !important;
        }

        .sidebar .recent-post:hover {
            transform: translateX(4px) !important;
        }

        .sidebar .recent-thumb {
            width: 70px !important;
            height: 70px !important;
            background: var(--gray-200) !important;
            flex-shrink: 0 !important;
            overflow: hidden !important;
            border-radius: 0 !important;
        }

        .sidebar .recent-thumb img {
            width: 100% !important;
            height: 100% !important;
            object-fit: cover !important;
        }

        .sidebar .recent-info {
            display: flex !important;
            flex-direction: column !important;
            justify-content: center !important;
        }

        .sidebar .recent-info h4 {
            font-size: 14px !important;
            font-weight: 600 !important;
            line-height: 1.4 !important;
            margin-bottom: 6px !important;
            color: var(--black) !important;
        }

        .sidebar .recent-info h4 a {
            color: inherit !important;
            text-decoration: none !important;
            transition: color 0.2s !important;
        }

        .sidebar .recent-info h4 a:hover {
            color: var(--brand-blue) !important;
        }

        .sidebar .recent-date {
            font-size: 12px !important;
            color: var(--gray-600) !important;
        }

        .newsletter-box {
            background: var(--brand-blue) !important;
            color: #ffffff !important;
            padding: 32px !important;
            margin-bottom: 32px !important;
            border-radius: 0 !important;
        }

        .newsletter-box h3 {
            font-size: 20px !important;
            font-weight: 800 !important;
            color: #ffffff !important;
            margin-bottom: 12px !important;
        }

        .newsletter-box p {
            font-size: 14px !important;
            color: rgba(255, 255, 255, 0.9) !important;
            line-height: 1.6 !important;
            margin-bottom: 20px !important;
        }

        .newsletter-input {
            width: 100% !important;
            padding: 14px 16px !important;
            background: #ffffff !important;
            border: none !important;
            color: var(--black) !important;
            font-size: 14px !important;
            margin-bottom: 12px !important;
            border-radius: 0 !important;
            box-sizing: border-box !important;
        }

        .newsletter-btn {
            width: 100% !important;
            padding: 14px 20px !important;
            background: var(--black) !important;
            color: #ffffff !important;
            border: none !important;
            font-weight: 700 !important;
            font-size: 14px !important;
            cursor: pointer !important;
            transition: background 0.2s !important;
            border-radius: 0 !important;
        }

        .newsletter-btn:hover {
            background: #1e1e1e !important;
        }

        /* ==================== 2-COLUMN ACCORDION FAQS ==================== */
        .faq-section {
            background: var(--white) !important;
            padding: 100px 40px !important;
        }

        .faq-section .section-label {
            display: inline-block !important;
            font-size: 13px !important;
            font-weight: 700 !important;
            text-transform: uppercase !important;
            letter-spacing: 1.5px !important;
            color: var(--brand-blue) !important;
            background: rgba(0, 93, 248, 0.1) !important;
            padding: 6px 16px !important;
            border-radius: 0 !important;
            margin-bottom: 16px !important;
        }

        .faq-section .section-title {
            font-size: clamp(32px, 4vw, 48px) !important;
            font-weight: 800 !important;
            color: var(--black) !important;
            margin-bottom: 16px !important;
        }

        .faq-section .section-desc {
            font-size: 17px !important;
            color: var(--gray-600) !important;
            margin-bottom: 40px !important;
        }

        .faq-accordion-list {
            display: grid !important;
            grid-template-columns: repeat(2, 1fr) !important;
            gap: 20px !important;
            max-width: 1400px !important;
            margin: 0 auto !important;
            align-items: start !important;
        }

        @media (max-width: 900px) {
            .faq-accordion-list {
                grid-template-columns: 1fr !important;
            }
        }

        .faq-item {
            border: 1px solid var(--gray-200) !important;
            background: var(--white) !important;
            border-radius: 0 !important;
            overflow: hidden !important;
            transition: all 0.3s ease !important;
            padding: 0 !important;
        }

        .faq-header {
            padding: 20px 24px !important;
            display: flex !important;
            justify-content: space-between !important;
            align-items: center !important;
            cursor: pointer !important;
            font-size: 16px !important;
            font-weight: 700 !important;
            color: var(--black) !important;
            user-select: none !important;
            background: var(--white) !important;
            transition: all 0.3s ease !important;
        }

        .faq-header:hover {
            background: var(--gray-50) !important;
        }

        .faq-item.active .faq-header {
            border-bottom: 1px solid var(--gray-200) !important;
            color: var(--brand-blue) !important;
            background: var(--gray-50) !important;
        }

        .faq-icon {
            font-size: 15px !important;
            color: var(--brand-blue) !important;
            transition: transform 0.3s ease !important;
            flex-shrink: 0 !important;
            margin-left: 12px !important;
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg) !important;
        }

        .faq-body {
            display: none;
            padding: 20px 24px !important;
            background: var(--gray-50) !important;
            font-size: 15px !important;
            line-height: 1.6 !important;
            color: var(--gray-800) !important;
        }

        .faq-item.active .faq-body {
            display: block !important;
        }

        /* ==================== ADDITIONAL RESPONSIVE & MOBILE OVERFLOW SAFEGUARDS ==================== */
        @media (max-width: 768px) {
            .nav-container {
                padding: 16px 20px !important;
            }

            .breadcrumb-section {
                padding: 110px 20px 24px !important;
            }

            .page-hero {
                padding: 60px 20px 80px !important;
            }

            .section,
            .faq-section {
                padding: 60px 20px !important;
            }

            .sidebar .sidebar-section,
            .newsletter-box {
                padding: 24px 20px !important;
            }

            .hero-stats {
                gap: 24px !important;
            }

            .course-card {
                padding: 24px 20px !important;
            }
        }

        @media (max-width: 480px) {
            .breadcrumb-section {
                padding: 100px 16px 20px !important;
            }

            .page-hero,
            .section,
            .faq-section {
                padding: 44px 16px !important;
            }

            .hero-stats .stat-number {
                font-size: 32px !important;
            }
        }