* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

::-webkit-scrollbar {
    display: none;
}

html {
    -ms-overflow-style: none;
    scrollbar-width: none;
    overscroll-behavior: none;
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

:root {
    --primary-purple: #8b5cf6;
    --secondary-purple: #a78bfa;
    --deep-purple: #6d28d9;
    --accent-blue: #3b82f6;
    --accent-pink: #ec4899;
    --dark-bg: #0a0118;
    --darker-bg: #050008;
}

body {
    width: 100%;
    min-height: 100vh;
    overflow-x: hidden;
    background: var(--darker-bg);
    font-family: 'Helvetica Neue', Helvetica, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    color: #ffffff;
    overscroll-behavior: none;
}

body:not(.light-mode) {
    background: var(--darker-bg);
    color: #ffffff;
}

body.light-mode {
    background: #f3f4f6;
    color: #1f2937;
}

body.light-mode .ambient-background {
    display: none;
}

body.light-mode .navigation {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
}

body.light-mode .nav-link,
body.light-mode .login-link {
    color: #1f2937;
}

body.light-mode .nav-link:hover {
    color: #8b5cf6;
}

body.light-mode .user-profile-nav span {
    color: #1f2937;
}

body.light-mode .nav-dropdown {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

body.light-mode .nav-dropdown-item {
    color: #6b7280;
}

body.light-mode .nav-dropdown-item:hover {
    background: #f9fafb;
    color: #111827;
}

body.light-mode .user-dropdown {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

body.light-mode .dropdown-item {
    color: #6b7280;
}

body.light-mode .dropdown-item:hover {
    background: #f9fafb;
    color: #111827;
}

body.light-mode .dropdown-item.logout-btn {
    color: #ef4444;
}

body.light-mode .dropdown-item.logout-btn:hover {
    background: #fee2e2;
    color: #dc2626;
}

body.light-mode .nav-arrow {
    opacity: 0.5;
}

body.light-mode .hero-badge {
    background: rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.3);
    color: #7c3aed;
}

body.light-mode .hero-cta-subtext {
    color: #9ca3af;
}

body.light-mode .payment-icon svg rect {
    fill: rgba(139, 92, 246, 0.1);
}

body.light-mode .payment-icon svg text {
    fill: #8b5cf6;
}

body.light-mode .payment-icon svg circle {
    fill: #8b5cf6;
}

body.light-mode .trusted-text {
    color: #6b7280;
}

body.light-mode .course-card {
    background: #ffffff;
    border-color: #e5e7eb;
}

body.light-mode .course-image {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(109, 40, 217, 0.15) 100%);
}

body.light-mode .course-meta {
    border-top-color: #e5e7eb;
}

body.light-mode .course-title {
    color: #111827;
}

body.light-mode .course-description {
    color: #6b7280;
}

body.light-mode .course-students {
    color: #9ca3af;
}

body.light-mode .course-price {
    color: #111827;
}

body.light-mode .course-button {
    background: #8b5cf6;
    color: #ffffff;
}

body.light-mode .course-button:hover {
    background: #7c3aed;
}

body.light-mode .rating-num {
    color: #111827;
}

body.light-mode .more-icon {
    color: #8b5cf6;
}

body.light-mode .feature-card,
body.light-mode .skill-box,
body.light-mode .gold-rush-story,
body.light-mode .review-card {
    background: #ffffff;
    border-color: #e5e7eb;
}

body.light-mode .feature-title,
body.light-mode .skill-name {
    color: #111827;
}

body.light-mode .feature-description,
body.light-mode .skill-desc {
    color: #6b7280;
}

body.light-mode .story-text {
    color: #4b5563;
}

body.light-mode .timeline-marker {
    background: rgba(139, 92, 246, 0.15);
    border-color: rgba(139, 92, 246, 0.3);
    color: #7c3aed;
}

body.light-mode .timeline-marker.current {
    background: rgba(139, 92, 246, 0.2);
    border-color: rgba(139, 92, 246, 0.5);
    color: #6d28d9;
}

body.light-mode .review-text {
    color: #4b5563;
}

body.light-mode .author-name {
    color: #111827;
}

body.light-mode .faq-item {
    border-bottom-color: #e5e7eb;
}

body.light-mode .faq-question span {
    color: #111827;
}

body.light-mode .faq-answer p {
    color: #6b7280;
}

body.light-mode .cta-badge {
    border-color: rgba(139, 92, 246, 0.4);
    color: #7c3aed;
}

body.light-mode .cta-guarantee {
    color: #9ca3af;
}

body.light-mode .modal-content {
    background: #ffffff;
    border-color: #e5e7eb;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

body.light-mode .modal-overlay {
    background: rgba(0, 0, 0, 0.5);
}

body.light-mode .modal-close {
    color: #6b7280;
}

body.light-mode .modal-close:hover {
    color: #111827;
}

body.light-mode .auth-toggle {
    background: #f3f4f6;
}

body.light-mode .toggle-btn {
    color: #6b7280;
}

body.light-mode .toggle-btn.active {
    background: rgba(139, 92, 246, 0.15);
    color: #111827;
}

body.light-mode .form-input {
    background: #f9fafb;
    border-color: #e5e7eb;
    color: #111827;
}

body.light-mode .form-input::placeholder {
    color: #9ca3af;
}

body.light-mode .form-divider::before {
    background: #e5e7eb;
}

body.light-mode .form-divider span {
    background: #ffffff;
    color: #9ca3af;
}

body.light-mode .social-btn {
    background: #f9fafb;
    border-color: #e5e7eb;
    color: #6b7280;
}

body.light-mode .social-btn:hover {
    border-color: #8b5cf6;
    background: #ffffff;
}

body.light-mode .footer {
    border-top-color: #e5e7eb;
}

body.light-mode .footer-top {
    border-bottom-color: #e5e7eb;
}

body.light-mode .footer-tagline,
body.light-mode .footer-link,
body.light-mode .footer-copyright {
    color: #6b7280;
}

body.light-mode .footer-heading {
    color: #111827;
}

body.light-mode .social-link {
    color: #9ca3af;
}

body.light-mode .social-link:hover {
    color: #8b5cf6;
}

body.light-mode .marketplace-link-featured {
    color: #111827;
}

body.light-mode .marketplace-link-featured:hover {
    color: #8b5cf6;
}

body.light-mode.account-page {
    background: #f3f4f6;
}

body.light-mode.account-page .navigation {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
}

body.light-mode.course-page {
    background: #f3f4f6;
}

body.light-mode.course-page .navigation {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
}

@supports (scroll-behavior: smooth) {
    html {
        scroll-behavior: smooth;
    }
    body {
        -webkit-overflow-scrolling: touch;
    }
}

.navigation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 2rem 0;
}

.nav-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 3.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.logo {
    flex-shrink: 0;
    position: relative;
    z-index: 10;
}

.logo-container {
    position: relative;
    height: 45px;
    width: auto;
    display: block;
}

.logo-image {
    height: 45px;
    width: auto;
    display: block;
    filter: drop-shadow(0 0 8px rgba(139, 92, 246, 0.4));
    animation: logoGlow 3s ease-in-out infinite;
    transition: opacity 0.4s ease, filter 0.4s ease;
    position: absolute;
    top: 0;
    left: 0;
}

.logo-image.logo-default {
    opacity: 1;
    z-index: 2;
}

.logo-image.logo-hover {
    opacity: 0;
    z-index: 1;
}

.logo-container:hover .logo-image.logo-default {
    opacity: 0;
}

.logo-container:hover .logo-image.logo-hover {
    opacity: 1;
}

@keyframes logoGlow {
    0%, 100% {
        filter: drop-shadow(0 0 8px rgba(139, 92, 246, 0.4));
    }
    50% {
        filter: drop-shadow(0 0 16px rgba(139, 92, 246, 0.6));
    }
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    pointer-events: none;
}

body:not(.light-mode) .nav-link {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    transition: color 0.3s ease, transform 0.2s ease;
    position: relative;
    pointer-events: auto;
}

body.light-mode .nav-link {
    color: #1f2937;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    transition: color 0.3s ease, transform 0.2s ease;
    position: relative;
    pointer-events: auto;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-purple), var(--accent-blue));
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: #ffffff;
    transform: translateY(-1px);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-arrow {
    font-size: 0.9rem;
    margin-left: 0.35rem;
    opacity: 0.7;
    display: inline-block;
    vertical-align: middle;
    line-height: 1;
    position: relative;
    top: -4px;
}

.nav-dropdown-wrapper {
    position: relative;
}

.nav-dropdown {
    position: absolute;
    top: calc(100% + 1.5rem);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 5, 30, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 12px;
    padding: 0.5rem;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(-10px);
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.nav-dropdown-wrapper:hover .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-dropdown-item:hover {
    background: rgba(139, 92, 246, 0.15);
    color: #ffffff;
}

.nav-dropdown-item svg {
    flex-shrink: 0;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    position: relative;
    z-index: 10;
}

body:not(.light-mode) .login-link {
    color: rgba(255, 255, 255, 0.85);
}

body.light-mode .login-link {
    color: #1f2937;
}

.login-link.logged-in {
    padding: 0;
}

.user-profile-nav {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.user-avatar-nav {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.4), rgba(109, 40, 217, 0.4));
    border: 1px solid rgba(139, 92, 246, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: #ffffff;
}

body:not(.light-mode) .user-profile-nav span {
    font-size: 0.95rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
}

body.light-mode .user-profile-nav span {
    font-size: 0.95rem;
    font-weight: 500;
    color: #1f2937;
}

.user-menu-wrapper {
    position: relative;
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 1rem);
    right: 0;
    background: rgba(15, 5, 30, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 12px;
    padding: 0.5rem;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-15px) scale(0.95);
    transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.user-menu-wrapper:hover .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    transition-delay: 0.15s;
}

.login-link:not(.logged-in) + .user-dropdown {
    display: none;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0.75rem 1rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(0);
}

.dropdown-item svg {
    flex-shrink: 0;
}

.dropdown-item:hover {
    background: rgba(139, 92, 246, 0.15);
    color: #ffffff;
    transform: translateX(3px);
}

.dropdown-item.logout-btn {
    border-top: 1px solid rgba(139, 92, 246, 0.2);
    margin-top: 0.25rem;
    padding-top: 0.85rem;
    color: rgba(255, 100, 100, 0.8);
}

.dropdown-item.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: rgba(255, 100, 100, 1);
}

.user-profile-nav {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar-nav {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #8b5cf6, #6d28d9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: #ffffff;
}

body:not(.light-mode) .cta-button {
    background: var(--deep-purple);
    color: #ffffff;
    border: none;
    padding: 0.75rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(109, 40, 217, 0.3);
}

body.light-mode .cta-button {
    background: #8b5cf6;
    color: #ffffff;
    border: none;
    padding: 0.75rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.cta-button:hover {
    background: #5b21b6;
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(109, 40, 217, 0.5);
}

.cta-button:active {
    transform: translateY(0);
}

.hero-section {
    position: relative;
    z-index: 10;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    min-height: 100vh;
    padding: 0 2rem;
    padding-top: 12rem;
}

.hero-content {
    max-width: 1000px;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: #a78bfa;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

body:not(.light-mode) .hero-title {
    font-family: 'Helvetica Neue', Helvetica, sans-serif;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: #ffffff;
    margin: 0;
}

body.light-mode .hero-title {
    font-family: 'Helvetica Neue', Helvetica, sans-serif;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: #111827;
    margin: 0;
}

body:not(.light-mode) .hero-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.7);
    margin: 2.5rem auto 0;
    max-width: 700px;
}

body.light-mode .hero-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: #6b7280;
    margin: 2.5rem auto 0;
    max-width: 700px;
}

body:not(.light-mode) .hero-cta-button {
    background: var(--deep-purple);
    color: #ffffff;
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(109, 40, 217, 0.3);
    margin-top: 2.5rem;
}

body.light-mode .hero-cta-button {
    background: #8b5cf6;
    color: #ffffff;
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
    margin-top: 2.5rem;
}

.hero-cta-button:hover {
    background: #5b21b6;
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(109, 40, 217, 0.5);
}

.hero-cta-button:active {
    transform: translateY(0);
}

body:not(.light-mode) .hero-cta-subtext {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 1rem;
}

body.light-mode .hero-cta-subtext {
    font-size: 0.9rem;
    font-weight: 500;
    color: #9ca3af;
    margin-top: 1rem;
}

.payment-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.payment-icons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.payment-icon {
    width: 48px;
    height: 32px;
}

.payment-icon svg {
    width: 100%;
    height: 100%;
    transition: opacity 0.3s ease;
}

.payment-icon:hover svg {
    opacity: 0.8;
}

body:not(.light-mode) .trusted-text {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    white-space: nowrap;
}

body.light-mode .trusted-text {
    font-size: 0.9rem;
    font-weight: 500;
    color: #6b7280;
    white-space: nowrap;
}

.featured-section {
    position: relative;
    z-index: 10;
    padding: 6rem 0;
}

.section-container {
    width: 100%;
    position: relative;
}

body:not(.light-mode) .section-title {
    font-family: 'Helvetica Neue', Helvetica, sans-serif;
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #ffffff;
    text-align: center;
    margin: 0 0 4rem 0;
    padding: 0 2rem;
}

body.light-mode .section-title {
    font-family: 'Helvetica Neue', Helvetica, sans-serif;
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #111827;
    text-align: center;
    margin: 0 0 4rem 0;
    padding: 0 2rem;
}

.mobile-login-btn {
    display: none;
}

.mobile-nav-right {
    display: none;
}

.mobile-nav-logged-in {
    display: none;
}

.mobile-user-avatar-nav {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.4), rgba(109, 40, 217, 0.4));
    border: 1px solid rgba(139, 92, 246, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: #ffffff;
}

.mobile-user-link {
    text-decoration: none;
}

@media (min-width: 769px) {
    .mobile-login-btn {
        display: none !important;
    }
    
    .mobile-nav-right {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
    }
    
    .mobile-nav-logged-in {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
    }
}

.marketplace-link-featured {
    display: block;
    text-align: right;
    padding: 0 3rem;
    margin-top: 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
    letter-spacing: -0.01em;
}

.marketplace-link-featured:hover {
    color: #8b5cf6;
}

.courses-grid {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    padding: 1rem 3rem;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    width: 100%;
}

.courses-grid::-webkit-scrollbar {
    display: none;
}

.course-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    flex: 0 0 380px;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    transform: translateY(-8px);
    border-color: rgba(139, 92, 246, 0.5);
}

.course-image {
    width: 100%;
    height: 220px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.3) 0%, rgba(109, 40, 217, 0.3) 100%);
    position: relative;
    flex-shrink: 0;
}

.course-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.course-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

body:not(.light-mode) .course-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
    letter-spacing: -0.01em;
}

body.light-mode .course-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #111827;
    margin: 0;
    letter-spacing: -0.01em;
}

body:not(.light-mode) .course-description {
    font-size: 0.9rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
    flex-grow: 1;
}

body.light-mode .course-description {
    font-size: 0.9rem;
    line-height: 1.6;
    color: #6b7280;
    margin: 0;
    flex-grow: 1;
}

.course-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(139, 92, 246, 0.15);
}

.course-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stars {
    color: #fbbf24;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

body:not(.light-mode) .rating-num {
    font-size: 0.9rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
}

body.light-mode .rating-num {
    font-size: 0.9rem;
    font-weight: 600;
    color: #111827;
}

body:not(.light-mode) .course-students {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

body.light-mode .course-students {
    font-size: 0.85rem;
    color: #9ca3af;
}

body:not(.light-mode) .course-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
}

body.light-mode .course-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #111827;
    margin: 0;
}

body:not(.light-mode) .course-button {
    display: block;
    width: 100%;
    padding: 0.85rem 1.5rem;
    background: var(--deep-purple);
    color: #ffffff;
    text-align: center;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

body.light-mode .course-button {
    display: block;
    width: 100%;
    padding: 0.85rem 1.5rem;
    background: #8b5cf6;
    color: #ffffff;
    text-align: center;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

.course-button:hover {
    background: #5b21b6;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(109, 40, 217, 0.5);
}

.master-section {
    position: relative;
    z-index: 10;
    padding: 8rem 2rem;
}

.master-container {
    max-width: 1100px;
    margin: 0 auto;
}

.master-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    margin: 4rem 0 6rem;
}

.gold-rush-story {
    flex: 1;
    text-align: center;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(139, 92, 246, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.timeline-marker {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(139, 92, 246, 0.2);
    border: 1px solid rgba(139, 92, 246, 0.4);
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    color: #a78bfa;
    margin-bottom: 1.5rem;
}

.timeline-marker.current {
    background: rgba(139, 92, 246, 0.3);
    border-color: rgba(139, 92, 246, 0.6);
    color: #ffffff;
}

body:not(.light-mode) .story-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
}

body.light-mode .story-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: #4b5563;
    margin: 0;
}

.transition-arrow {
    flex-shrink: 0;
    opacity: 0.6;
}

.why-choose {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(139, 92, 246, 0.15);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: rgba(139, 92, 246, 0.4);
    transform: translateY(-4px);
}

.feature-icon {
    margin: 0 auto 1.5rem;
    width: 48px;
    height: 48px;
}

body:not(.light-mode) .feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 1rem 0;
    letter-spacing: -0.01em;
}

body.light-mode .feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #111827;
    margin: 0 0 1rem 0;
    letter-spacing: -0.01em;
}

body:not(.light-mode) .feature-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

body.light-mode .feature-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #6b7280;
    margin: 0;
}

.skills-section {
    position: relative;
    z-index: 10;
    padding: 8rem 2rem;
}

.skills-container {
    max-width: 1100px;
    margin: 0 auto;
}

body:not(.light-mode) .skills-subtitle {
    font-size: 1.15rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.65);
    text-align: center;
    margin: -2rem auto 4rem;
    max-width: 700px;
}

body.light-mode .skills-subtitle {
    font-size: 1.15rem;
    line-height: 1.6;
    color: #6b7280;
    text-align: center;
    margin: -2rem auto 4rem;
    max-width: 700px;
}

.skills-bento {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.skill-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    transition: all 0.3s ease;
}

.skill-box:hover {
    border-color: rgba(139, 92, 246, 0.5);
    background: rgba(139, 92, 246, 0.05);
    transform: translateY(-4px);
}

.skill-box svg {
    flex-shrink: 0;
}

body:not(.light-mode) .skill-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
    letter-spacing: -0.02em;
}

body.light-mode .skill-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: #111827;
    margin: 0;
    letter-spacing: -0.02em;
}

body:not(.light-mode) .skill-desc {
    font-size: 0.95rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

body.light-mode .skill-desc {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #6b7280;
    margin: 0;
}

.skill-box.more-skills {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(109, 40, 217, 0.1) 100%);
    border: 2px dashed rgba(139, 92, 246, 0.4);
    align-items: center;
    justify-content: center;
    text-align: center;
}

.skill-box.more-skills:hover {
    border-color: rgba(139, 92, 246, 0.7);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(109, 40, 217, 0.15) 100%);
}

.more-icon {
    font-size: 4rem;
    font-weight: 300;
    color: #8b5cf6;
    line-height: 1;
}

.skill-box.more-skills .skill-name {
    margin-top: 0.5rem;
}

.skill-box.more-skills {
    grid-column: 2;
}

.faq-section {
    position: relative;
    z-index: 10;
    padding: 8rem 2rem;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.faq-item {
    border-bottom: 1px solid rgba(139, 92, 246, 0.15);
    transition: all 0.3s ease;
}

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

.faq-question {
    padding: 2rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    gap: 2rem;
}

.faq-question:hover span {
    color: #a78bfa;
}

body:not(.light-mode) .faq-question span {
    font-size: 1.2rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: -0.01em;
    transition: color 0.3s ease;
}

body.light-mode .faq-question span {
    font-size: 1.2rem;
    font-weight: 600;
    color: #111827;
    letter-spacing: -0.01em;
    transition: color 0.3s ease;
}

.faq-icon {
    flex-shrink: 0;
    font-size: 1.5rem;
    font-weight: 300;
    color: #8b5cf6;
    transition: all 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    overflow: hidden;
    transition: grid-template-rows 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    grid-template-rows: 1fr;
    padding-bottom: 2rem;
}

.faq-answer > div {
    min-height: 0;
}

.faq-answer p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
    max-width: 800px;
}

.reviews-section {
    position: relative;
    z-index: 10;
    padding: 8rem 2rem;
}

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

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.review-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: all 0.3s ease;
}

.review-card:nth-child(2) {
    margin-top: 3rem;
}

.review-card:nth-child(3) {
    margin-top: -2rem;
}

.review-card:nth-child(5) {
    margin-top: 2.5rem;
}

.review-card:nth-child(6) {
    margin-top: -1.5rem;
}

.review-card:nth-child(8) {
    margin-top: 1.5rem;
}

.review-card:nth-child(9) {
    margin-top: -1rem;
}

.review-card:hover {
    border-color: rgba(139, 92, 246, 0.4);
    transform: translateY(-4px);
}

.review-stars {
    color: #fbbf24;
    font-size: 1.1rem;
    letter-spacing: 2px;
}

body:not(.light-mode) .review-text {
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
    flex-grow: 1;
}

body.light-mode .review-text {
    font-size: 1rem;
    line-height: 1.7;
    color: #4b5563;
    margin: 0;
    flex-grow: 1;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(139, 92, 246, 0.15);
}

.author-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.3), rgba(109, 40, 217, 0.3));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 600;
    color: #ffffff;
    flex-shrink: 0;
}

body:not(.light-mode) .author-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
}

body.light-mode .author-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: #111827;
}

.final-cta-section {
    position: relative;
    z-index: 10;
    padding: 12rem 2rem;
}

.final-cta-container {
    max-width: 850px;
    margin: 0 auto;
}

.cta-content {
    text-align: center;
    padding: 0;
}

.cta-badge {
    display: inline-block;
    padding: 0.35rem 0.9rem;
    background: transparent;
    border: 1px solid rgba(139, 92, 246, 0.4);
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: #8b5cf6;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

body:not(.light-mode) .cta-heading {
    font-family: 'Helvetica Neue', Helvetica, sans-serif;
    font-size: 4.5rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    color: #ffffff;
    margin: 0 0 1.5rem 0;
    line-height: 1.1;
}

body.light-mode .cta-heading {
    font-family: 'Helvetica Neue', Helvetica, sans-serif;
    font-size: 4.5rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    color: #111827;
    margin: 0 0 1.5rem 0;
    line-height: 1.1;
}

body:not(.light-mode) .cta-subheading {
    font-size: 1.2rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.6);
    margin: 0 auto 4rem;
    max-width: 650px;
    font-weight: 400;
}

body.light-mode .cta-subheading {
    font-size: 1.2rem;
    line-height: 1.6;
    color: #6b7280;
    margin: 0 auto 4rem;
    max-width: 650px;
    font-weight: 400;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.cta-primary {
    background: var(--deep-purple);
    color: #ffffff;
    border: none;
    padding: 1.15rem 3.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 24px rgba(109, 40, 217, 0.4);
}

.cta-primary:hover {
    background: #5b21b6;
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(109, 40, 217, 0.6);
}

body:not(.light-mode) .cta-secondary {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    padding: 1.15rem 3.5rem;
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

body.light-mode .cta-secondary {
    color: #8b5cf6;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    padding: 1.15rem 3.5rem;
    border: 1px solid rgba(139, 92, 246, 0.4);
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

body:not(.light-mode) .cta-secondary:hover {
    border-color: rgba(139, 92, 246, 0.6);
    background: rgba(139, 92, 246, 0.08);
    color: #ffffff;
    transform: translateY(-3px);
}

body.light-mode .cta-secondary:hover {
    border-color: rgba(139, 92, 246, 0.6);
    background: rgba(139, 92, 246, 0.1);
    color: #7c3aed;
    transform: translateY(-3px);
}

body:not(.light-mode) .cta-guarantee {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
    margin: 0;
    font-weight: 400;
}

body.light-mode .cta-guarantee {
    font-size: 0.85rem;
    color: #9ca3af;
    margin: 0;
    font-weight: 400;
}

.footer {
    position: relative;
    z-index: 10;
    padding: 8rem 2rem 4rem;
    border-top: 1px solid rgba(139, 92, 246, 0.15);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-top {
    display: flex;
    justify-content: center;
    gap: 8rem;
    margin-bottom: 5rem;
    padding-bottom: 5rem;
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
}

.footer-brand {
    display: none;
}

.footer-logo-container {
    position: relative;
    height: 50px;
    width: auto;
    display: block;
}

.footer-logo-image {
    height: 50px;
    width: auto;
    display: block;
    filter: drop-shadow(0 0 8px rgba(139, 92, 246, 0.4));
    animation: logoGlow 3s ease-in-out infinite;
    transition: opacity 0.4s ease, filter 0.4s ease;
    position: absolute;
    top: 0;
    left: 0;
}

.footer-logo-image.logo-default {
    opacity: 1;
    z-index: 2;
}

.footer-logo-image.logo-hover {
    opacity: 0;
    z-index: 1;
}

.footer-logo-container:hover .footer-logo-image.logo-default {
    opacity: 0;
}

.footer-logo-container:hover .footer-logo-image.logo-hover {
    opacity: 1;
}

.footer-logo {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
    line-height: 1.5;
}

.footer-links {
    display: flex;
    gap: 8rem;
    justify-content: center;
    width: 100%;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-width: 180px;
}

.footer-heading {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 1rem 0;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.footer-link {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #a78bfa;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 4rem;
}

.footer-bottom-brand {
    display: flex;
    align-items: center;
    flex: 1;
}

.footer-copyright {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.4);
    margin: 0;
    text-align: center;
    flex: 1;
}

.footer-socials {
    display: flex;
    gap: 2.5rem;
    flex: 1;
    justify-content: flex-end;
}

.social-link {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: #8b5cf6;
}

.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.auth-modal.active {
    display: flex;
    animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(12px);
    animation: fadeInOverlay 0.4s ease;
}

@keyframes fadeInOverlay {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    position: relative;
    background: rgba(15, 5, 30, 0.75);
    backdrop-filter: blur(40px);
    border: 1px solid rgba(139, 92, 246, 0.25);
    border-radius: 24px;
    width: 90%;
    max-width: 480px;
    padding: 3rem 2.5rem;
    z-index: 10001;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(139, 92, 246, 0.1);
    animation: slideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    from {
        transform: translateY(40px) scale(0.96);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #ffffff;
}

.auth-toggle {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.4rem;
    border-radius: 12px;
}

.toggle-btn {
    flex: 1;
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toggle-btn.active {
    background: rgba(139, 92, 246, 0.2);
    color: #ffffff;
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-input {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 10px;
    color: #ffffff;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.form-input:focus {
    outline: none;
    border-color: rgba(139, 92, 246, 0.5);
    background: rgba(255, 255, 255, 0.07);
}

.form-submit {
    width: 100%;
    padding: 1.1rem;
    background: var(--deep-purple);
    border: none;
    border-radius: 10px;
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.form-submit:hover {
    background: #5b21b6;
    transform: translateY(-1px);
}

.form-divider {
    position: relative;
    text-align: center;
    margin: 2rem 0 1.5rem;
}

.form-divider::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 1px;
    background: rgba(139, 92, 246, 0.2);
}

.form-divider span {
    position: relative;
    background: #0a0118;
    padding: 0 1rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

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

.social-btn {
    flex: 1;
    padding: 0.9rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.social-btn:hover {
    border-color: rgba(139, 92, 246, 0.4);
    background: rgba(255, 255, 255, 0.08);
}

.social-btn:disabled,
.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: rgba(10, 1, 24, 0.95);
    border: 1px solid rgba(139, 92, 246, 0.4);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    color: #ffffff;
    font-size: 0.95rem;
    font-weight: 500;
    z-index: 20000;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.3s ease;
    backdrop-filter: blur(20px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification.success {
    border-color: rgba(34, 197, 94, 0.4);
}

.notification.error {
    border-color: rgba(239, 68, 68, 0.4);
}

.notification.info {
    border-color: rgba(59, 130, 246, 0.4);
}

.ambient-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at top, #1a0b2e 0%, #0a0118 50%, #050008 100%);
    overflow: hidden;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
    animation-direction: alternate;
}

.glow-orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.6) 0%, rgba(139, 92, 246, 0) 70%);
    top: -200px;
    left: -100px;
    animation: float-1 20s infinite;
}

.glow-orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(109, 40, 217, 0.5) 0%, rgba(109, 40, 217, 0) 70%);
    top: 30%;
    right: -150px;
    animation: float-2 25s infinite;
}

.glow-orb-3 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.4) 0%, rgba(59, 130, 246, 0) 70%);
    bottom: -100px;
    left: 30%;
    animation: float-3 22s infinite;
}

.glow-orb-4 {
    width: 550px;
    height: 550px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.3) 0%, rgba(236, 72, 153, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float-4 18s infinite;
}

@keyframes float-1 {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(100px, 150px) scale(1.1);
    }
    100% {
        transform: translate(50px, 80px) scale(0.95);
    }
}

@keyframes float-2 {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(-120px, 100px) scale(1.15);
    }
    100% {
        transform: translate(-60px, 50px) scale(0.9);
    }
}

@keyframes float-3 {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(-80px, -100px) scale(1.2);
    }
    100% {
        transform: translate(40px, -50px) scale(0.95);
    }
}

@keyframes float-4 {
    0% {
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
    }
    50% {
        transform: translate(calc(-50% + 60px), calc(-50% - 80px)) scale(1.1) rotate(180deg);
    }
    100% {
        transform: translate(calc(-50% - 30px), calc(-50% + 40px)) scale(0.9) rotate(360deg);
    }
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(135deg, rgba(139, 92, 246, 0.05) 0%, transparent 50%),
        linear-gradient(225deg, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        linear-gradient(315deg, rgba(109, 40, 217, 0.05) 0%, transparent 50%);
    pointer-events: none;
    mix-blend-mode: screen;
}

.noise-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    opacity: 0.4;
    pointer-events: none;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-header {
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-header.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1024px) {
    .nav-container {
        max-width: 100%;
        padding: 0 2rem;
    }
    
    .nav-links {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .navigation {
        padding: 1.5rem 0;
        position: fixed !important;
        width: 100%;
        top: 0;
        left: 0;
        z-index: 10002 !important;
    }

    body:not(.light-mode) .navigation {
        background: rgba(10, 1, 24, 0.95) !important;
        backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(139, 92, 246, 0.2);
    }

    body.light-mode .navigation {
        background: rgba(255, 255, 255, 0.95) !important;
        backdrop-filter: blur(20px);
        border-bottom: 1px solid #e5e7eb;
    }
    
    .nav-container {
        padding: 0 16px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        max-width: none !important;
    }

    .logo {
        z-index: 10003 !important;
        width: auto !important;
        max-width: 120px !important;
        flex-shrink: 0 !important;
        order: 1 !important;
    }
    
    .logo-container {
        height: 38px !important;
        width: auto !important;
        display: block !important;
    }
    
    .logo-image {
        height: 38px !important;
        position: absolute !important;
    }

    body:not(.light-mode) .logo-image.logo-default {
        display: block !important;
        opacity: 1 !important;
        z-index: 2 !important;
    }

    body:not(.light-mode) .logo-image.logo-hover {
        display: none !important;
    }

    body.light-mode .logo-image.logo-default {
        display: none !important;
    }

    body.light-mode .logo-image.logo-hover {
        display: block !important;
        opacity: 1 !important;
        z-index: 2 !important;
    }

    .nav-dropdown {
        display: none !important;
    }
    
    .nav-links {
        display: none !important;
        order: 2 !important;
    }
    
    .mobile-nav-right {
        display: flex !important;
        align-items: center !important;
        gap: 16px !important;
        flex-shrink: 0 !important;
        margin-left: auto !important;
        order: 3 !important;
    }
    
    .mobile-nav-logged-in {
        display: none !important;
        align-items: center !important;
        gap: 16px !important;
        flex-shrink: 0 !important;
        margin-left: auto !important;
        order: 3 !important;
    }
    
    .nav-actions {
        display: none !important;
        order: 4 !important;
    }
    
    .mobile-menu-toggle-logged-in {
        display: flex !important;
        flex-direction: column;
        justify-content: space-around;
        width: 40px;
        height: 40px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 8px;
        z-index: 10003;
        -webkit-tap-highlight-color: transparent;
        border-radius: 8px;
        transition: all 0.3s ease;
        flex: 0 0 auto;
    }
    
    body:not(.light-mode) .mobile-menu-toggle-logged-in.active {
        background: rgba(139, 92, 246, 0.15);
    }
    
    body.light-mode .mobile-menu-toggle-logged-in.active {
        background: rgba(139, 92, 246, 0.1);
    }
    
    .mobile-menu-toggle-logged-in .menu-bar {
        width: 100%;
        height: 2.5px;
        border-radius: 2px;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    body:not(.light-mode) .mobile-menu-toggle-logged-in .menu-bar {
        background: rgba(255, 255, 255, 0.8);
    }
    
    body.light-mode .mobile-menu-toggle-logged-in .menu-bar {
        background: #1f2937;
    }
    
    .mobile-menu-toggle-logged-in.active .menu-bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    .mobile-menu-toggle-logged-in.active .menu-bar:nth-child(2) {
        opacity: 0;
        transform: translateX(-20px);
    }
    
    .mobile-menu-toggle-logged-in.active .menu-bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    .mobile-login-btn {
        display: inline-block !important;
        visibility: visible !important;
        opacity: 1 !important;
        padding: 0 !important;
        margin: 0 !important;
        font-size: 15px !important;
        font-weight: 500 !important;
        text-decoration: none !important;
        transition: opacity 0.2s ease;
        -webkit-tap-highlight-color: transparent;
        background: transparent !important;
        border: none !important;
        white-space: nowrap;
        z-index: 10003 !important;
        position: relative !important;
    }

    body:not(.light-mode) .mobile-login-btn {
        color: rgba(255, 255, 255, 0.85) !important;
    }

    body.light-mode .mobile-login-btn {
        color: #1f2937 !important;
    }

    .mobile-login-btn:active {
        opacity: 0.7;
    }

    .mobile-login-btn::after {
        display: none !important;
    }

    .login-link {
        display: none !important;
    }

    .user-menu-wrapper {
        display: none !important;
    }
    
    .start-now-btn {
        display: none !important;
    }
    
    .mobile-menu-toggle {
        display: flex !important;
        flex: 0 0 auto;
    }
    
    .user-avatar-nav {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
    }
    
    .user-profile-nav span {
        font-size: 0.9rem;
    }

    .hero-section {
        padding-top: 7rem;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    .hero-badge {
        font-size: 0.8rem;
        padding: 0.4rem 1rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-top: 1rem;
    }
    
    .hero-cta-button {
        padding: 0.85rem 2rem;
        font-size: 1rem;
        margin-top: 2rem;
    }
    
    .hero-cta-subtext {
        font-size: 0.85rem;
    }
    
    .payment-section {
        flex-direction: column;
        gap: 1rem;
        margin-top: 1.5rem;
    }
    
    .payment-icons {
        gap: 0.75rem;
    }
    
    .payment-icon {
        width: 40px;
        height: 28px;
    }
    
    .trusted-text {
        font-size: 0.85rem;
    }
    
    .featured-section {
        padding: 4rem 0;
    }
    
    .section-title {
        font-size: 2rem;
        padding: 0 1.5rem;
        margin-bottom: 2.5rem;
    }
    
    .marketplace-link-featured {
        font-size: 1rem;
        text-align: center;
        padding: 0 1.5rem;
        margin-top: 1.5rem;
    }
    
    .courses-grid {
        padding: 1rem 2rem;
    }
    
    .courses-grid {
        gap: 1.5rem;
    }
    
    .course-card {
        flex: 0 0 300px;
    }
    
    .course-image {
        height: 180px;
    }
    
    .course-content {
        padding: 1.25rem;
        gap: 0.75rem;
    }
    
    .course-title {
        font-size: 1.1rem;
    }
    
    .course-description {
        font-size: 0.85rem;
    }
    
    .course-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .course-price {
        font-size: 1.3rem;
    }
    
    .master-section {
        padding: 6rem 1.5rem;
    }
    
    .master-content {
        flex-direction: column;
        gap: 2rem;
        margin: 3rem 0 4rem;
    }
    
    .gold-rush-story {
        padding: 2rem;
    }
    
    .story-text {
        font-size: 0.95rem;
    }
    
    .transition-arrow svg {
        width: 40px;
        height: 40px;
    }
    
    .why-choose {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-title {
        font-size: 1.1rem;
    }
    
    .feature-description {
        font-size: 0.9rem;
    }
    
    .skills-section {
        padding: 6rem 1.5rem;
    }
    
    .skills-subtitle {
        font-size: 1rem;
        margin: -1.5rem auto 3rem;
    }
    
    .skills-bento {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .skill-box {
        padding: 1.75rem;
    }
    
    .skill-box svg {
        width: 48px;
        height: 48px;
    }
    
    .skill-name {
        font-size: 1.2rem;
    }
    
    .skill-desc {
        font-size: 0.9rem;
    }
    
    .faq-section {
        padding: 6rem 1.5rem;
    }
    
    .faq-question {
        padding: 1.5rem 0;
    }
    
    .faq-question span {
        font-size: 1.05rem;
    }
    
    .faq-icon {
        font-size: 1.3rem;
    }
    
    .faq-item.active .faq-answer {
        padding-bottom: 1.5rem;
    }
    
    .faq-answer p {
        font-size: 1rem;
    }
    
    .reviews-section {
        padding: 6rem 1.5rem;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 3rem;
    }
    
    .review-card:nth-child(2),
    .review-card:nth-child(3),
    .review-card:nth-child(5),
    .review-card:nth-child(6),
    .review-card:nth-child(8),
    .review-card:nth-child(9) {
        margin-top: 0 !important;
    }
    
    .review-card {
        padding: 1.75rem;
    }
    
    .review-text {
        font-size: 0.95rem;
    }
    
    .final-cta-section {
        padding: 8rem 1.5rem;
    }
    
    .cta-content {
        padding: 3rem 2rem;
    }
    
    .cta-heading {
        font-size: 2.25rem;
    }
    
    .cta-subheading {
        font-size: 1rem;
        margin-bottom: 2.5rem;
    }
    
    .cta-actions {
        flex-direction: column;
        gap: 1rem;
    }
    
    .cta-primary,
    .cta-secondary {
        width: 100%;
        padding: 1rem 2rem;
    }
    
    .cta-guarantee {
        font-size: 0.85rem;
    }
    
    .footer {
        padding: 5rem 1.5rem 3rem;
    }
    
    .footer-top {
        flex-direction: column;
        gap: 2.5rem;
        margin-bottom: 4rem;
        padding-bottom: 4rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 2.5rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
        align-items: center;
        padding: 0 1.5rem;
    }
    
    .footer-bottom-brand {
        order: -1;
    }
    
    .footer-socials {
        gap: 2rem;
    }
    
    .modal-content {
        width: 95%;
        max-width: 420px;
        padding: 2.5rem 2rem;
    }
    
    .modal-close {
        top: 1rem;
        right: 1rem;
    }
    
    .auth-toggle {
        margin-bottom: 2rem;
    }
    
    .toggle-btn {
        padding: 0.65rem 1rem;
        font-size: 0.9rem;
    }
    
    .form-input {
        padding: 0.9rem 1rem;
        font-size: 0.9rem;
    }
    
    .form-submit {
        padding: 1rem;
        font-size: 0.95rem;
    }
    
    .social-auth {
        flex-direction: column;
    }
    
    .social-btn {
        padding: 0.85rem;
    }
    
    .glow-orb {
        filter: blur(60px);
    }
    
    .glow-orb-1,
    .glow-orb-2,
    .glow-orb-3,
    .glow-orb-4 {
        width: 300px;
        height: 300px;
    }
}