@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;600;700;900&family=Lato:wght@300;400;700&display=swap');
@font-face {
  font-family: 'PassionOne';
  src: url('fonts/Passion_One/PassionOne-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}
/* Course Platform Styles */
/* Override main site rainbow background completely */
html, body {
    background: #b57edc !important;
    background-image: none !important;
    background-attachment: initial !important;
    background-size: initial !important;
    animation: none !important;
}

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --success-color: #28a745;
    --error-color: #dc3545;
    --warning-color: #ffc107;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e9ecef;
    --shadow-light: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-heavy: 0 8px 24px rgba(0,0,0,0.2);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Montserrat', 'Nunito', 'Arial', sans-serif !important;
    line-height: 1.6;
    color: var(--text-dark) !important;
    background: var(--bg-white) !important;
    background-image: none !important;
    background-attachment: initial !important;
    background-size: initial !important;
    animation: none !important;
    margin: 0 !important;
    padding: 0 !important;
    min-height: auto !important;
}

#course-app {
    min-height: 100vh;
    background: var(--bg-white) !important;
    background-image: none !important;
    background-attachment: initial !important;
    background-size: initial !important;
    animation: none !important;
    padding: 0;
    margin: 0;
    position: relative;
    z-index: 1;
}

/* Screen Management */
.screen {
    display: none;
    min-height: 100vh;
}

.screen.active {
    display: block;
}

/* Special layout for dashboard screen */
#dashboard-screen.active {
    display: block;
}

/* Special layout for auth and loading screens */
#auth-screen.active,
#loading-screen.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hidden { display: none !important; }

/* Fallback - show auth screen by default if no .active class is applied */
#auth-screen:not(.hidden) {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Loading Screen */
#loading-screen {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.loading-content {
    text-align: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255,255,255,0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Authentication Styles */
#auth-screen {
    padding: 20px;
}

.auth-container {
    background: var(--bg-white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-heavy);
    width: 100%;
    max-width: 500px;
    animation: slideUp 0.6s ease-out;
}

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

.logo-section {
    text-align: center;
    margin-bottom: 30px;
}

.logo-section h1 {
    background: linear-gradient(135deg, #716cff, #b57edc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 3em;
    font-family: 'PassionOne', cursive;
    margin-bottom: 3px;
}

.logo-section h2 {
    color: var(--text-dark);
    font-size: 1.2em;
    margin-bottom: 10px;
    font-family: 'Montserrat', 'Nunito', sans-serif;
}

.logo-section p {
    color: var(--text-light);
}

.auth-tabs {
    display: flex;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--bg-light);
}

.tab-btn {
    flex: 1;
    padding: 15px;
    border: none;
    background: none;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    font-family: 'Montserrat', 'Nunito', sans-serif;
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    font-weight: 600;
}

.tab-btn:hover:not(.active) {
    color: var(--text-light);
}

.auth-form h3 {
    text-align: center;
    margin-bottom: 25px;
    color: var(--text-dark);
    font-family: 'Montserrat', 'Nunito', sans-serif;
}

.input-group {
    position: relative;
    margin-bottom: 20px;
}

.input-group input {
    width: 100%;
    padding: 15px 50px 15px 15px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: var(--transition);
    background: var(--bg-white);
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-icon {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    pointer-events: none;
}

.auth-btn {
    background: linear-gradient(135deg, #716cff, #b57edc);
    color: #fff;
    border: none;
    border-radius: 30px;
    padding: 1rem 2rem;
    font-family: 'Montserrat', Arial, sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    white-space: nowrap;
}

.auth-btn:hover {
    opacity: 0.88;
    transform: scale(1.04);
}
.forgot-password-btn {
    background: linear-gradient(135deg, #767678, #919092);
    color: #fff;
    border: none;
    border-radius: 30px;
    padding: 1rem 2rem;
    font-family: 'Montserrat', Arial, sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    white-space: nowrap;
}

.forgot-password-btn:hover {
    opacity: 0.88;
    transform: scale(1.04);
}
.auth-note, .auth-terms {
    text-align: center;
    margin-top: 15px;
    font-size: 14px;
    color: var(--text-light);
}

.back-link {
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.back-link:hover {
    color: var(--primary-color);
}


.logout-btn {
    padding: 8px 16px;
    background: var(--error-color);
    color: white;
    border: none;
    border-radius: 18px;
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition);
}

.logout-btn:hover {
    background: #c82333;
    transform: translateY(-1px);
}

.admin-btn {
    padding: 8px 16px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 18px;
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition);
    margin-right: 10px;
}

.admin-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-1px);
}

.dashboard-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    min-height: calc(100vh - 80px);
    background: var(--bg-light);
    border-radius: var(--border-radius);
    font-family: 'Montserrat', sans-serif;
}

.welcome-hero {
    text-align: center;
    font-family: 'PassionOne', cursive;
    margin-bottom: 60px;
    color: var(--text-dark);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    color: white;
    margin-bottom: 40px;
}

.welcome-hero h1 {
    font-size: 3em;
    margin-bottom: 15px;
    font-family:'Montserrat';
}

.welcome-hero p {
    font-size: 1.2em;
    opacity: 0.9;
    font-family: 'Montserrat', sans-serif;
}

.course-section {
    margin-bottom: 60px;
    font-family: 'Montserrat', sans-serif;
}

.section-title {
    color: var(--text-dark);
    font-size: 2em;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 700;
    font-family: 'Montserrat', sans-serif;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 5;
    width: 100%;
}

.no-courses-message {
    grid-column: 1 / -1;
    text-align: center;
    background: var(--bg-white);
    padding: 60px 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

.no-courses-icon {
    font-size: 4em;
    margin-bottom: 20px;
}

.no-courses-message h3 {
    color: var(--text-dark);
    margin-bottom: 10px;
}

.no-courses-message p {
    color: var(--text-light);
}

/* Admin Courses Message */
.admin-courses-message {
    grid-column: 1 / -1;
    text-align: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 60px 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    border: 2px solid rgba(255, 215, 0, 0.3);
    font-family: 'Montserrat', sans-serif;
}

.admin-icon {
    font-size: 4em;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.admin-courses-message h3 {
    color: #fff;
    margin-bottom: 10px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.admin-courses-message p {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.3);
}

.course-card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    animation: fadeInUp 0.6s ease-out;
    display: block;
    position: relative;
    z-index: 10;
    min-height: 400px;
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

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

.course-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4em;
    color: white;
    overflow: hidden;
    position: relative;
}

.course-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0.9;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.course-card:hover .course-card-image {
    opacity: 1;
    transform: scale(1.05);
}

.course-content {
    padding: 25px;
}

.course-title {
    font-size: 1.3em;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.course-description {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.5;
}

.course-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--text-light);
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.course-price {
    font-size: 1.8em;
    font-weight: 700;
    color: var(--primary-color);
}

.status-badge {
    background: var(--success-color);
    color: white;
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.9em;
    font-weight: 600;
}

.course-btn {
    padding: 10px 15px;
    border: none;
    width: 50%;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.course-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

/* Admin Course Card Styles */
.admin-badge {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #b8860b;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
    margin-left: 8px;
    display: inline-block;
    box-shadow: 0 2px 4px rgba(255, 215, 0, 0.3);
}

.admin-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-start;
    align-items: center;
}

.admin-footer .course-btn {
    flex: none;
    padding: 10px 16px;
    font-size: 13px;
    min-width: auto;
}

.btn-admin {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.btn-admin:hover {
    background: linear-gradient(135deg, #5a6fd8, #6a4190);
}

.btn-upload {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
}

.btn-upload:hover {
    background: linear-gradient(135deg, #45a049, #3d8b40);
}

.btn-edit {
    background: linear-gradient(135deg, #ff9800, #f57c00);
    color: white;
}

.btn-edit:hover {
    background: linear-gradient(135deg, #f57c00, #ef6c00);
}

.admin-price {
    color: #ffd700;
    font-weight: 700;
    font-size: 14px;
}

/* Player Screen Styles */
#player-screen.active {
    display: block;
    align-items: flex-start;
}

.player-nav {
    background: var(--bg-white);
    padding: 12px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-light);
}

.back-btn {
    padding: 12px 20px;
    background: var(--bg-light);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition);
}

.back-btn:hover {
    background: var(--border-color);
    transform: translateY(-1px);
}

.player-container {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px 20px;
    gap: 30px;
    min-height: calc(100vh - 200px);
}

.video-section {
    flex: 2;
}

.video-wrapper {
    position: relative;
    background: #000;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    min-height: 400px;
}

.video-wrapper iframe,
.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

#course-video {
    width: 100%;
    height: auto;
    min-height: 400px;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.watermark {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0,0,0,0.7);
    color: rgba(255, 255, 255, 0.8);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-family: monospace;
    pointer-events: none;
    user-select: none;
    z-index: 1000;
}

.lesson-controls {
    background: var(--bg-white);
    padding: 25px;
    border-radius: var(--border-radius);
    margin-top: 20px;
    box-shadow: var(--shadow-light);
}

#current-lesson-title {
    margin-bottom: 15px;
    color: var(--text-dark);
}

.progress-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    width: 0%;
    transition: width 0.5s ease;
}

#progress-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
    white-space: nowrap;
}

.course-sidebar {
    flex: 1;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    max-height: 600px;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 25px 25px 15px;
    border-bottom: 2px solid var(--bg-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-header h3 {
    color: var(--text-dark);
}

#course-progress-summary {
    font-size: 14px;
    color: var(--text-light);
}

.lessons-list {
    flex: 1;
    overflow-y: auto;
    padding: 0;
}

.lesson-item {
    padding: 20px 25px;
    border-bottom: 1px solid var(--bg-light);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lesson-item:hover {
    background: var(--bg-light);
}

.lesson-item.active {
    background: var(--primary-color);
    color: white;
}

.lesson-item.completed {
    opacity: 0.7;
}

.lesson-item.completed::before {
    content: "✓ ";
    font-weight: bold;
    color: var(--success-color);
}

.lesson-item.active.completed::before {
    color: white;
}

.lesson-info h4 {
    margin-bottom: 5px;
    font-size: 16px;
}

.lesson-meta {
    font-size: 12px;
    opacity: 0.8;
}

.lesson-duration {
    font-size: 14px;
    opacity: 0.7;
    font-weight: 600;
}

.lesson-item.active .lesson-duration {
    opacity: 0.9;
}

/* Notifications */
#notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    max-width: 400px;
}

.notification {
    background: var(--bg-white);
    border-left: 4px solid var(--primary-color);
    padding: 15px 20px;
    margin-bottom: 10px;
    border-radius: 0 8px 8px 0;
    box-shadow: var(--shadow-medium);
    animation: slideInRight 0.3s ease-out;
}

.notification.success {
    border-left-color: var(--success-color);
}

.notification.error {
    border-left-color: var(--error-color);
}

.notification.warning {
    border-left-color: var(--warning-color);
}

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

/* Video Security Enhancements */
.secure-video-container {
    position: relative !important;
    overflow: hidden !important;
}

.security-overlay {
    cursor: pointer !important;
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    user-select: none !important;
}

.video-wrapper {
    /* Prevent video inspection */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    position: relative;
}

.video-wrapper iframe {
    /* Additional iframe security */
    max-width: 100% !important;
    max-height: 100% !important;
    border: none !important;
}

/* Disable right-click and selection on entire video area */
.video-wrapper,
.video-wrapper * {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

/* Additional watermark security */
.video-overlay {
    pointer-events: none;
    z-index: 999;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.watermark {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.7);
    color: rgba(255, 255, 255, 0.8);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-family: monospace;
    pointer-events: none;
    user-select: none;
    z-index: 1000;
}

/* Prevent common developer tools access */
body.course-page {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Disable drag and drop */
.video-wrapper img,
.video-wrapper video,
.video-wrapper iframe {
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
}

/* Payment Instructions Screen */
.payment-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
}

.payment-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--bg-light);
}

.payment-header h1 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.course-summary {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    text-align: center;
}

.price-display {
    margin-top: 1rem;
}

.price {
    font-size: 2em;
    font-weight: bold;
    color: var(--primary-color);
    display: block;
}

.price-note {
    font-size: 0.9em;
    color: var(--text-light);
    margin-top: 0.5rem;
}

.payment-instructions h3 {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    text-align: center;
}

.payment-option {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.payment-option h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.payment-option p {
    margin: 0.5rem 0;
    line-height: 1.4;
}

.payment-option code {
    background: var(--bg-light);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-family: monospace;
    color: var(--text-dark);
}

.payment-example {
    background: var(--success-color);
    color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.payment-example h4 {
    margin-bottom: 1rem;
}

.example-note {
    background: rgba(255,255,255,0.2);
    padding: 1rem;
    border-radius: 6px;
    text-align: center;
}

.example-note code {
    background: none;
    color: white;
    font-size: 1.1em;
    font-weight: 600;
}

.payment-timeline {
    margin: 2rem 0;
}

.payment-timeline h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.payment-timeline ol {
    padding-left: 1.5rem;
}

.payment-timeline li {
    margin: 0.5rem 0;
    line-height: 1.5;
}

.payment-actions {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--bg-light);
}

.payment-sent-btn {
    flex: 1;
    padding: 15px 20px;
    background: var(--success-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.payment-sent-btn:hover {
    background: #218838;
    transform: translateY(-2px);
}



/* Responsive Design */
@media (max-width: 1024px) {
    .player-container {
        flex-direction: column;
    }
    
    .course-sidebar {
        max-height: 400px;
    }
}

@media (max-width: 768px) {
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    /* Admin panel navigation on mobile - MUST come first */
    #admin-panel .admin-nav,
    #admin-panel .course-nav {
        padding: 12px 20px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: flex-start !important;
        gap: 15px !important;
        flex-direction: row !important;
    }
    
    .course-nav,
    .player-nav {
        padding: 12px 20px;
    }
    
    #admin-panel .admin-nav .nav-left,
    #admin-panel .course-nav .nav-left {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 15px;
        flex: 1;
    }
    
    #admin-panel .admin-nav .nav-right,
    #admin-panel .course-nav .nav-right {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-left: auto;
    }
    
    #admin-panel .admin-nav h1,
    #admin-panel .course-nav h1 {
        order: 1;
        margin: 0;
        font-size: 1.5em;
    }
    
    #admin-panel .admin-nav .back-link,
    #admin-panel .course-nav .back-link {
        order: 2;
        margin-left: 15px;
        font-size: 13px;
    }
    
    .nav-right {
        gap: 15px;
    }
    
    .dashboard-content {
        padding: 20px 15px;
    }
    
    .welcome-hero h1 {
        font-size: 2em;
    }
    
    .auth-container {
        padding: 30px 20px;
    }
    
    .player-container {
        padding: 20px 15px;
    }
    
    .payment-container {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    .payment-actions {
        flex-direction: column;
    }
    
    .admin-form {
        flex-direction: column;
        align-items: stretch;
    }
    
    .admin-form input,
    .admin-form select {
        min-width: auto;
    }
    
    .admin-nav {
        padding: 12px 20px;
        display: flex;
        align-items: center;
        justify-content: flex-start;
        gap: 15px;
        flex-direction: row;
    }
    
    .admin-nav .nav-left {
        display: flex;
        align-items: center;
        gap: 15px;
        flex: 1;
    }
    
    .admin-nav .nav-right {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-left: auto;
    }
    
    .admin-nav h1 {
        order: 1;
        margin: 0;
        font-size: 1.5em;
    }
    
    .admin-nav .back-link {
        order: 2;
        margin-left: 15px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    #user-welcome {
        display: none;
    }
    
    .course-footer {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .course-btn {
        width: 100%;
        text-align: center;
    }
    
    .lesson-item {
        padding: 15px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .lesson-duration {
        align-self: flex-end;
    }
}

/* Payment Overlay Styles - Exact Copy from payment1.html */
.payment-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(120deg, #e1d9ff 0%, #b1e3ff 50%, #c1b1ff 100%);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2500;
    opacity: 0;
    transition: opacity 0.7s cubic-bezier(.4,0,.2,1);
    padding: 20px;
}

.payment-overlay.show {
    opacity: 1;
}

.payment-container {
    max-width: 480px;
    margin: 20px auto 0 auto;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 24px;
    box-shadow: 0 4px 32px rgba(162, 89, 255, 0.2);
    padding: 2.5rem 2rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    font-size: 0.96em;
    max-height: 90vh;
    overflow-y: auto;
}

.payment-title {
    font-size: 2.1rem;
    font-weight: 900;
    color: #716cff;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.payment-desc {
    font-size: 1.01rem;
    color: #444;
    margin-bottom: 2.0rem;
}

.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    width: calc(100% - 1.2rem);
    margin: 0 auto 1.2rem auto;
    align-items: center;
    font-size: 0.97em;
}

.choose-btn {
    width: 380px;
    min-width: 280px;
    max-width: 380px;
    max-height: 60px;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 0.3rem;
    font-size: 1.13rem;
    font-weight: 600;
    border-radius: 7px;
    border: none;
    cursor: pointer;
    padding: 0.32em 0.5em;
    outline: none;
    margin-bottom: 0.12em;
    text-decoration: none;
    text-align: center;
    box-sizing: border-box;
    overflow: hidden;
    transition: all 0.2s ease;
    user-select: none;
}

.choose-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    cursor: pointer;
}

.choose-btn:active {
    transform: translateY(0px);
}

.choose-btn.zelle {
    background: linear-gradient(90deg,#6c1cd1 10%,#b57edc 90%);
    color: #fff;
}

.choose-btn.venmo {
    background: linear-gradient(90deg,#3d95ce 10%,#b57edc 90%);
    color: #fff;
}

.choose-btn.stripe {
    background: linear-gradient(90deg,#635bff 10%,#b57edc 90%);
    color: #fff;
}

.choose-btn.paypal {
    background: linear-gradient(90deg,#ffe066 10%,#b57edc 90%);
    color: #222;
}

.no-fees-badge {
    background: #6fcf97;
    color: #fff;
    font-size: 0.75em;
    font-weight: 700;
    padding: 0.12em 0.5em;
    border-radius: 6px;
    margin-left: 1em;
}

/* Slide-down form styles */
.payment-form {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: #fff;
    border-radius: 12px;
    margin-top: 0.01rem;
    box-shadow: 0 2px 8px rgba(162, 89, 255, 0.1);
}

.payment-form.active {
    max-height: 800px;
    padding: 1.5rem;
}

.payment-form h3 {
    color: #716cff;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    text-align: center;
}

.form-row {
    display: flex;
    gap: 0.7em;
    margin-bottom: 0.7em;
}

.form-col {
    flex: 1;
}

.form-input {
    width: 100%;
    padding: 0.5em;
    border-radius: 7px;
    border: 1px solid #e0e0e0;
    font-size: 0.95em;
    transition: border-color 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: #716cff;
    box-shadow: 0 0 0 2px rgba(113, 108, 255, 0.1);
}

.form-input-full {
    width: 100%;
    margin-bottom: 0.7em;
}

.modal-instructions {
    background: #f0f4ff;
    border: 1px solid #e1d9ff;
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    font-size: 0.95rem;
    line-height: 1.5;
    text-align: left;
}

.modal-submit {
    background: #716cff;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin: 1rem 0;
}

.modal-submit:hover {
    background: #5a55e6;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(113, 108, 255, 0.3);
}

.modal-submit:active {
    transform: translateY(0px);
}

.modal-submit:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.payment-note {
    font-size: 0.9rem;
    color: #666;
    text-align: center;
    margin-top: 1rem;
    line-height: 1.4;
}

.payment-fee-note {
    margin-top: 0.5rem;
    text-align: center;
}

.payment-fee-highlight {
    font-size: 0.85rem;
    color: #888;
    font-style: italic;
}

.payment-overlay-close {
    background: #716cff;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.8rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.payment-overlay-close:hover {
    background: #5a55e6;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(113, 108, 255, 0.3);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .payment-container {
        padding: 1rem 0.8rem;
        margin-top: 10px;
        margin-left: 0.5rem;
        margin-right: 0.5rem;
        max-width: calc(100vw - 1rem);
    }
    
    .choose-btn {
        width: 100%;
        min-width: auto;
        max-width: 100%;
        font-size: 0.95rem;
        padding: 0.5em 0.7em;
    }
    
    .no-fees-badge {
        font-size: 0.65em;
        margin-left: 0.4em;
        padding: 0.1em 0.3em;
    }
}

/* ===== ADMIN PANEL STYLES ===== */

.admin-btn {
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: white;
    border: none;
    padding: 0.0rem 0rem;
    border-radius: 0x;
    font-weight: 600;
    cursor: pointer;
    margin-right: 1rem;
    transition: var(--transition);
}

.admin-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.admin-content {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.admin-section {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    font-family: 'Montserrat', sans-serif;
}

.admin-section h2 {
    margin-bottom: 1rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Montserrat', sans-serif;
}

.admin-actions {
    margin-bottom: 1.5rem;
}

.btn-refresh {
    background: linear-gradient(135deg, #4ECDC4, #44A08D);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-refresh:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(78, 205, 196, 0.3);
}

.payments-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.payment-item {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 1.5rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
}

.payment-info h4 {
    margin: 0 0 0.5rem 0;
    color: var(--text-dark);
    font-size: 1.1em;
}

.payment-info p {
    margin: 0.25rem 0;
    font-size: 0.9em;
    color: var(--text-light);
}

.payment-info strong {
    color: var(--text-dark);
    font-weight: 600;
}

.status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
    text-transform: uppercase;
}

.status.pending {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.status.approved {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.status.denied {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.payment-actions {
    display: flex;
    gap: 0.5rem;
    flex-direction: column;
}

.btn-grant {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9em;
}

.btn-grant:hover {
    background: linear-gradient(135deg, #218838, #1aa179);
    transform: translateY(-1px);
}

.btn-deny {
    background: linear-gradient(135deg, #dc3545, #c82333);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9em;
}

.btn-deny:hover {
    background: linear-gradient(135deg, #c82333, #bd2130);
    transform: translateY(-1px);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.stat-card {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.stat-number {
    font-size: 2.5em;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1em;
    opacity: 0.9;
}

.no-payments {
    text-align: center;
    color: var(--text-light);
    font-style: italic;
    padding: 2rem;
}

.loading {
    text-align: center;
    color: var(--text-light);
    font-style: italic;
    padding: 2rem;
}

.access-indicator {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(76, 175, 80, 0.9);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
    z-index: 10;
}

.access-indicator.owned {
    background: rgba(76, 175, 80, 0.9);
}

/* Mobile styles for admin panel */
@media (max-width: 768px) {
    .admin-content {
        padding: 1rem;
    }
    
    .admin-section {
        padding: 1.5rem;
    }
    
    .payment-item {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .payment-actions {
        flex-direction: row;
        justify-content: space-between;
    }
    
    .btn-grant, .btn-deny {
        flex: 1;
        padding: 0.5rem 1rem;
        font-size: 0.8em;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2em;
    }
}

/* Admin Navigation - Left Aligned */
.admin-nav {
    background: var(--bg-white);
    padding: 12px 40px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 20px;
    box-shadow: var(--shadow-light);
    border-bottom: 1px solid var(--border-color);
}

.admin-nav .nav-left {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 1;
}

.admin-nav .nav-right {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-left: auto;
}

.admin-nav h1 {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.8em;
    margin: 0;
    order: 1;
}

.admin-nav .back-link {
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
    order: 2;
    margin-left: 20px;
}

.admin-nav .back-link:hover {
    color: var(--primary-color);
}

/* Course Navigation Styles */
.course-nav {
    background: var(--bg-white);
    padding: 12px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-light);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 1;
}

.nav-left h2 {
    margin: 0;
    color: var(--text-dark);
    font-family: 'PassionOne','Montserrat', sans-serif;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* User Management Styles */
.users-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.user-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.user-card:hover {
    box-shadow: var(--shadow-medium);
}

.user-card-header {
    display: flex;
    justify-content: between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.user-info {
    flex: 1;
}

.user-name {
    font-size: 1.1em;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 5px 0;
}

.user-email {
    color: var(--text-light);
    font-size: 0.9em;
    margin: 0;
}

.user-status {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: 20px;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
    text-transform: uppercase;
}

.status-active {
    background: #e8f5e8;
    color: #2e7d32;
}

.status-expired {
    background: #ffebee;
    color: #c62828;
}

.status-never-purchased {
    background: #f3f4f6;
    color: #6b7280;
}

.user-courses {
    margin: 15px 0;
}

.user-courses-title {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-size: 0.9em;
}

.user-course-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.course-access-badge {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    background: var(--bg-light);
    border-radius: 8px;
    font-size: 0.8em;
}

.course-access-badge.active {
    background: #e8f5e8;
    color: #2e7d32;
}

.course-access-badge.expired {
    background: #ffebee;
    color: #c62828;
}

.access-expires {
    font-size: 0.75em;
    color: var(--text-light);
    margin-left: 5px;
}

.user-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.btn-extend {
    background: var(--success-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.85em;
    cursor: pointer;
    transition: var(--transition);
}

.btn-extend:hover {
    background: #218838;
}

.btn-revoke {
    background: var(--error-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.85em;
    cursor: pointer;
    transition: var(--transition);
}

.btn-revoke:hover {
    background: #c82333;
}

.btn-details {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.85em;
    cursor: pointer;
    transition: var(--transition);
}

.btn-details:hover {
    background: #5a67d8;
}

.user-management-filters {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.user-management-filters select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-white);
    font-size: 0.9em;
}

.user-stats-summary {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    padding: 15px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

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

.user-stat-number {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--primary-color);
}

.user-stat-label {
    font-size: 0.8em;
    color: var(--text-light);
    margin-top: 2px;
}

.btn-check {
    background: var(--warning-color);
    color: var(--text-dark);
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.9em;
    cursor: pointer;
    transition: var(--transition);
    margin-left: 10px;
}

.btn-check:hover {
    background: #e0a800;
}
/* ...existing code... */
.course-progress-container {
    margin: 10px 0;
}

.course-progress-bar {
    background: #e0e0e0;
    border-radius: 10px;
    height: 8px;
    overflow: hidden;
    margin-bottom: 4px;
}

.course-progress-fill {
    background: linear-gradient(135deg, #667eea, #764ba2);
    height: 100%;
    border-radius: 10px;
    transition: width 0.3s ease;
}

.progress-label {
    font-size: 0.75rem;
    color: #888;
    font-weight: 500;
}
/* ...existing code... */

/* Mobile responsive for user management */
@media (max-width: 768px) {
    .user-card-header {
        flex-direction: column;
        gap: 10px;
    }
    
    .user-status {
        margin-left: 0;
        justify-content: flex-start;
    }
    
    .user-actions {
        flex-wrap: wrap;
    }
    
    .user-management-filters {
        flex-direction: column;
        gap: 10px;
    }
    
    .user-stats-summary {
        flex-direction: column;
        gap: 10px;
    }
}