/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Neon Colors adaptés au logo Waribiz */
    --primary-neon: #cba777; /* beige doré clair */
    --secondary-neon: #0cb8f8; /* bleu cyan vif */
    --accent-neon: #cda97b; /* variante dorée */
    --success-neon: #a69b85; /* beige/gris doux */
    --error-neon: #ff0040; /* rouge vif (pour alertes) */
    --dark-neon: #000055; /* bleu très foncé */
    --black: #000000;
    --gray-dark: #333333;
    --white: #ffffff;
    
    /* Background Colors */
    --bg-dark: #000000;
    --bg-card: rgba(51, 51, 51, 0.85);
    --bg-overlay: rgba(0, 0, 0, 0.92);
    
    /* Text Colors */
    --text-light: #ffffff;
    --text-gold: #cba777;
    --text-gray: #a69b85;
    --text-muted: #666666;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
    --gradient-secondary: linear-gradient(135deg, var(--secondary-neon), var(--accent-neon));
    --gradient-success: linear-gradient(135deg, var(--success-neon), var(--primary-neon));
    --gradient-gold: linear-gradient(90deg, #cba777 0%, #cda97b 100%);
    
    /* Effects */
    --border-neon: 1px solid rgba(12, 184, 248, 0.3);
    --shadow-neon: 0 0 20px rgba(12, 184, 248, 0.3);
    --shadow-glow: 0 0 30px rgba(203, 167, 119, 0.4);
}

body {
    font-family: 'Montserrat', sans-serif;
    background: #0a0a0a;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

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

/* Background Animation */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: #00ffff;
    border-radius: 50%;
    animation: float 15s infinite linear;
    opacity: 0.6;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Main Content Sections */
.hero-section,
.formation-section,
.pricing-section {
    position: relative;
    z-index: 10;
    padding: 100px 0;
}

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 120px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 30px;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, #00ffff, #ff00ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #cccccc;
    margin-bottom: 50px;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #00ffff;
    font-weight: 600;
}

.feature-item i {
    font-size: 1.5rem;
}

.hero-cta {
    margin-top: 40px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 35px;
    background: linear-gradient(135deg, #00ffff, #ff00ff);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.3);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 255, 255, 0.4);
    text-decoration: none;
    color: white;
}

.btn-primary {
    background: linear-gradient(135deg, #00ffff, #ff00ff);
}

.btn-purchase {
    background: linear-gradient(135deg, #00ff88, #00ffff);
    font-size: 1.2rem;
    padding: 20px 40px;
}

/* Formation Section */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00ffff;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #cccccc;
}

.lessons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.lesson-card {
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 20px;
    padding: 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.lesson-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 255, 0.2);
    border-color: #00ffff;
}

.lesson-icon {
    font-size: 3rem;
    color: #00ffff;
    margin-bottom: 20px;
}

.lesson-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 15px;
}

.lesson-description {
    color: #cccccc;
    margin-bottom: 20px;
    line-height: 1.6;
}

.lesson-points {
    list-style: none;
    padding: 0;
}

.lesson-points li {
    padding: 8px 0;
    color: #cccccc;
    position: relative;
    padding-left: 25px;
}

.lesson-points li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #00ff88;
    font-weight: bold;
}

/* Pricing Section */
.pricing-section {
    background: rgba(0, 0, 0, 0.5);
}

.pricing-card {
    max-width: 500px;
    margin: 0 auto;
    background: linear-gradient(135deg, #000000 70%, #ffd700 100%);
    border: 3px solid #00eaff;
    border-radius: 25px;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 40px 0 #00eaff, 0 0 20px 0 #ffd700 inset, 0 0 8px 2px #000000;
}

.pricing-card:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #00eaff, #ffd700, #00eaff);
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-shadow: 0 2px 8px #000, 0 0 2px #00eaff;
    border-radius: 25px;
    z-index: -1;
    animation: borderGlow 3s ease-in-out infinite alternate;
}

@keyframes borderGlow {
    0% { opacity: 0.5; }
    100% { opacity: 1; }
}

.pricing-header {
    margin-bottom: 30px;
}

.pricing-badge {
    background: linear-gradient(135deg, #00eaff, #ffd700);
    color: #000;
    border: 2px solid #ffd700;
    text-shadow: 0 1px 8px #ffd700, 0 0 2px #00eaff;
    font-weight: 700;
    color: #fff !important;
    text-shadow: 0 2px 8px #000, 0 0 2px #00eaff;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    display: inline-block;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    margin-bottom: 10px;
}

.price-currency {
    font-size: 2rem;
    color: #4A90E2;
}

.price-amount {
    font-size: 4rem;
    font-weight: 800;
    color: #ffd700;
    transition: color 0.3s;
}

.pricing-card.bg-dark .price-amount {
    color: #00eaff;
}

.price-period {
    font-size: 1.2rem;
    color: #D4AF37;
    text-decoration: line-through;
}

.pricing-features {
    margin: 30px 0;
}

.pricing-features .feature-item {
    justify-content: flex-start;
    margin-bottom: 15px;
    color: #cccccc;
}

.pricing-features .feature-item i {
    color: #4A90E2;
}

.pricing-cta {
    margin-top: 30px;
}

.btn-purchase {
    background: linear-gradient(135deg, #4A90E2, #D4AF37);
    font-size: 1.2rem;
    padding: 20px 40px;
    box-shadow: 0 10px 30px rgba(74, 144, 226, 0.3);
}

.btn-purchase:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(74, 144, 226, 0.4);
}

.guarantee {
    margin-top: 20px;
    color: #4A90E2;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.9);
    border-top: 1px solid rgba(0, 255, 255, 0.3);
    padding: 50px 0 30px;
    position: relative;
    z-index: 10;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h4 {
    color: #00ffff;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: #cccccc;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #00ffff;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.3);
    border-radius: 50%;
    color: #00ffff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: rgba(0, 255, 255, 0.2);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(0, 255, 255, 0.2);
    color: #999999;
}

/* Navigation Styles */
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo img {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: #cccccc;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    color: #00ffff;
    text-decoration: none;
}

.access-link {
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.3);
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.access-link:hover {
    background: rgba(0, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 20px;
    }
    
    .lessons-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        flex-direction: column;
        gap: 15px;
    }
    
    .pricing-price {
        flex-direction: column;
        gap: 0;
    }
    
    .price-amount {
        font-size: 3rem;
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 255, 0.3);
    z-index: 1000;
    padding: 15px 0;
}

.logo-img {
    height: 40px;
    width: auto;
}

.nav-brand .logo {
    height: 40px;
    filter: drop-shadow(0 0 10px var(--primary-neon));
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-neon);
    text-shadow: 0 0 10px var(--primary-neon);
}

.admin-btn {
    background: rgba(255, 0, 255, 0.1);
    border: 1px solid var(--secondary-neon);
    color: var(--secondary-neon);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.admin-btn:hover {
    background: rgba(255, 0, 255, 0.2);
    box-shadow: 0 0 15px var(--secondary-neon);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 10;
    padding-top: 80px;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.2;
}

.neon-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px var(--primary-neon);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-gray);
    margin-bottom: 40px;
    font-weight: 400;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
    font-weight: 600;
}

.feature i {
    color: var(--primary-neon);
    font-size: 1.2rem;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border: none;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-dark);
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-neon);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-neon);
    border: 2px solid var(--primary-neon);
}

.btn-secondary:hover {
    background: var(--primary-neon);
    color: var(--bg-dark);
    box-shadow: var(--shadow-neon);
}

/* Formation Section */
.formation-section {
    padding: 100px 0;
    position: relative;
    z-index: 10;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

.lessons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.lesson-card {
    background: var(--bg-card);
    border: var(--border-neon);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(15px);
    transition: all 0.3s ease;
}

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

.lesson-icon {
    background: var(--gradient-primary);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: var(--bg-dark);
}

.lesson-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-light);
}

.lesson-card p {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.lesson-card ul {
    list-style: none;
}

.lesson-card li {
    color: var(--text-gray);
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.lesson-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-neon);
    font-weight: bold;
}

/* Pricing Section */
.pricing-section {
    display: flex;
    justify-content: center;
}

.pricing-card {
    background: var(--bg-card);
    border: 2px solid var(--secondary-neon);
    border-radius: 25px;
    padding: 40px;
    max-width: 400px;
    width: 100%;
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-glow);
    text-align: center;
}

.pricing-header h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-light);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 30px;
}

.currency {
    font-size: 1.5rem;
    color: var(--secondary-neon);
    margin-right: 5px;
}

.amount {
    font-size: 4rem;
    font-weight: 900;
    color: var(--text-light);
}

.period {
    font-size: 1rem;
    color: var(--text-gray);
    margin-left: 10px;
    text-decoration: line-through;
}

.pricing-features {
    margin-bottom: 30px;
}

.pricing-features .feature {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    justify-content: flex-start;
}

.pricing-features .feature i {
    color: var(--success-neon);
    font-size: 1.1rem;
}

.btn-purchase {
    background: var(--gradient-secondary);
    border: none;
    color: var(--bg-dark);
    padding: 15px 30px;
    border-radius: 30px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-purchase:hover {
    transform: scale(1.05);
    box-shadow: 0 0 25px var(--secondary-neon);
}

.guarantee {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin: 0;
}

/* Access Section */
.access-section {
    padding: 100px 0;
    position: relative;
    z-index: 10;
}

.access-content {
    max-width: 600px;
    margin: 0 auto;
}

.code-section, .download-section {
    background: var(--bg-card);
    border: var(--border-neon);
    border-radius: 25px;
    padding: 40px;
    backdrop-filter: blur(15px);
    text-align: center;
}

.access-header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-light);
}

.access-header p {
    color: var(--text-gray);
    margin-bottom: 30px;
}

.code-form {
    margin-bottom: 30px;
}

.input-group {
    margin-bottom: 25px;
    text-align: left;
}

.input-group label {
    display: block;
    color: var(--text-light);
    font-weight: 600;
    margin-bottom: 10px;
}

.input-group input {
    width: 100%;
    padding: 15px 20px;
    background: rgba(0, 255, 255, 0.05);
    border: var(--border-neon);
    border-radius: 15px;
    color: var(--text-light);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-neon);
    box-shadow: var(--shadow-neon);
    background: rgba(0, 255, 255, 0.1);
}

.input-group small {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 5px;
    display: block;
}

.btn-verify {
    background: var(--gradient-primary);
    border: none;
    color: var(--bg-dark);
    padding: 15px 30px;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    margin-bottom: 20px;
}

.btn-verify:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-neon);
}

.error-message {
    background: rgba(255, 0, 64, 0.1);
    border: 1px solid var(--error-neon);
    border-radius: 10px;
    padding: 15px;
    color: var(--error-neon);
    display: none;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.error-message.show {
    display: flex;
}

.code-info {
    text-align: left;
}

.code-info p {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.code-info i {
    color: var(--primary-neon);
}

/* Download Section */
.download-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--success-neon);
}

.course-preview {
    background: rgba(0, 255, 255, 0.05);
    border: var(--border-neon);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 25px;
    text-align: left;
}

.course-preview h3 {
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.course-preview ul {
    list-style: none;
}

.course-preview li {
    color: var(--text-gray);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.course-preview i {
    color: var(--primary-neon);
    width: 20px;
}

.usage-info {
    margin-bottom: 25px;
    padding: 15px;
    background: rgba(255, 255, 0, 0.1);
    border: 1px solid var(--accent-neon);
    border-radius: 10px;
    color: var(--accent-neon);
}

.btn-download {
    background: var(--gradient-success);
    border: none;
    color: var(--bg-dark);
    padding: 15px 30px;
    border-radius: 25px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
}

.btn-download:hover {
    transform: scale(1.02);
    box-shadow: 0 0 25px var(--success-neon);
}

/* Admin Panel */
.admin-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.admin-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
}

.admin-content {
    position: relative;
    background: var(--bg-card);
    border: var(--border-neon);
    border-radius: 25px;
    max-width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-neon);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px;
    border-bottom: var(--border-neon);
}

.admin-header h2 {
    color: var(--text-light);
    font-size: 1.8rem;
    font-weight: 600;
}

.close-btn {
    background: rgba(255, 0, 64, 0.1);
    border: 1px solid var(--error-neon);
    color: var(--error-neon);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background: rgba(255, 0, 64, 0.2);
    box-shadow: 0 0 15px var(--error-neon);
}

/* Admin Login */
.admin-login {
    padding: 30px;
    min-width: 400px;
}

.login-form {
    margin-top: 20px;
}

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

.btn-login {
    background: var(--gradient-primary);
    border: none;
    color: var(--bg-dark);
    padding: 12px 25px;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-login:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-neon);
}

/* Admin Dashboard */
.admin-dashboard {
    padding: 30px;
    min-width: 800px;
}

.admin-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

.btn-logout {
    background: rgba(255, 0, 64, 0.1);
    border: 1px solid var(--error-neon);
    color: var(--error-neon);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-logout:hover {
    background: rgba(255, 0, 64, 0.2);
    box-shadow: 0 0 15px var(--error-neon);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: rgba(0, 255, 255, 0.05);
    border: var(--border-neon);
    border-radius: 15px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
}

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

.stat-icon {
    background: var(--gradient-primary);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--bg-dark);
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 5px;
}

.stat-info p {
    color: var(--text-gray);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Management Section */
.management-section {
    background: rgba(0, 255, 255, 0.02);
    border: var(--border-neon);
    border-radius: 20px;
    padding: 25px;
    margin-bottom: 20px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.section-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-light);
}

.management-actions {
    display: flex;
    gap: 15px;
}

.btn-generate, .btn-export {
    background: var(--gradient-secondary);
    border: none;
    color: var(--bg-dark);
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-generate:hover, .btn-export:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px var(--secondary-neon);
}

/* Bulk Actions */
.bulk-actions {
    background: rgba(255, 0, 255, 0.05);
    border: 1px solid var(--secondary-neon);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 25px;
}

.bulk-actions h4 {
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.bulk-controls {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.bulk-controls input {
    padding: 8px 12px;
    background: rgba(0, 255, 255, 0.05);
    border: var(--border-neon);
    border-radius: 8px;
    color: var(--text-light);
    font-size: 0.9rem;
    width: 120px;
}

.bulk-controls input:focus {
    outline: none;
    border-color: var(--primary-neon);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

.btn-bulk {
    background: var(--gradient-primary);
    border: none;
    color: var(--bg-dark);
    padding: 8px 16px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-bulk:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-neon);
}

/* Codes Table */
.codes-table-container {
    overflow-x: auto;
    border-radius: 10px;
    border: var(--border-neon);
}

.codes-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(0, 255, 255, 0.02);
}

.codes-table th,
.codes-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid rgba(0, 255, 255, 0.1);
}

.codes-table th {
    background: rgba(0, 255, 255, 0.1);
    color: var(--primary-neon);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.codes-table td {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.codes-table tr:hover {
    background: rgba(0, 255, 255, 0.05);
}

/* Status badges */
.status-badge {
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-active {
    background: rgba(0, 255, 0, 0.2);
    color: var(--success-neon);
    border: 1px solid var(--success-neon);
}

.status-used {
    background: rgba(255, 255, 0, 0.2);
    color: var(--accent-neon);
    border: 1px solid var(--accent-neon);
}

.status-expired {
    background: rgba(255, 0, 64, 0.2);
    color: var(--error-neon);
    border: 1px solid var(--error-neon);
}

.status-admin {
    background: rgba(255, 0, 255, 0.2);
    color: var(--secondary-neon);
    border: 1px solid var(--secondary-neon);
}

/* Action buttons */
.action-btn {
    background: none;
    border: 1px solid var(--text-gray);
    color: var(--text-gray);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 5px;
}

.action-btn:hover {
    border-color: var(--primary-neon);
    color: var(--primary-neon);
}

.action-btn.delete:hover {
    border-color: var(--error-neon);
    color: var(--error-neon);
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-card);
    border: var(--border-neon);
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-neon);
    position: relative;
}

.modal-header {
    padding: 25px 30px 20px;
    border-bottom: var(--border-neon);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: var(--text-light);
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-header i {
    color: var(--success-neon);
}

.modal-body {
    padding: 25px 30px;
}

.modal-body p {
    color: var(--text-gray);
    margin-bottom: 15px;
    line-height: 1.6;
}

.modal-tips {
    background: rgba(0, 255, 255, 0.05);
    border: var(--border-neon);
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.modal-tips h4 {
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.modal-tips ul {
    list-style: none;
}

.modal-tips li {
    color: var(--text-gray);
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.modal-tips li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-neon);
    font-weight: bold;
}

.generated-code {
    background: var(--gradient-primary);
    color: var(--bg-dark);
    padding: 20px;
    border-radius: 15px;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 3px;
    margin: 20px 0;
    text-align: center;
    font-family: 'Courier New', monospace;
    word-break: break-all;
}

.btn-copy {
    background: rgba(0, 255, 255, 0.1);
    border: var(--border-neon);
    border-radius: 25px;
    padding: 10px 20px;
    color: var(--primary-neon);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
}

.btn-copy:hover {
    background: rgba(0, 255, 255, 0.2);
    box-shadow: var(--shadow-neon);
}

.code-note {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-align: center;
    margin: 0;
}

/* Footer */
.footer {
    background: rgba(10, 10, 10, 0.95);
    border-top: var(--border-neon);
    padding: 50px 0 20px;
    position: relative;
    z-index: 10;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-brand .footer-logo {
    height: 40px;
    margin-bottom: 15px;
    filter: drop-shadow(0 0 10px var(--primary-neon));
}

.footer-brand p {
    color: var(--text-gray);
    line-height: 1.6;
}

.footer-links h4,
.footer-social h4 {
    color: var(--text-light);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.footer-links a {
    color: var(--text-gray);
    text-decoration: none;
    display: block;
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

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

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: var(--text-gray);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-neon);
    text-shadow: 0 0 10px var(--primary-neon);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 255, 255, 0.1);
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 20px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .nav-menu {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .lessons-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-content {
        max-width: 95vw;
    }
    
    .admin-dashboard {
        min-width: auto;
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .section-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .management-actions {
        justify-content: center;
    }
    
    .bulk-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .bulk-controls input {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .lesson-card,
    .pricing-card,
    .code-section,
    .download-section {
        padding: 25px 20px;
    }
    
    .modal-content {
        width: 95%;
    }
    
    .modal-header,
    .modal-body {
        padding: 20px;
    }
    
    .codes-table-container {
        font-size: 0.8rem;
    }
    
    .codes-table th,
    .codes-table td {
        padding: 8px 10px;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Animations */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.pulse {
    animation: pulse 2s infinite;
}

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

.fade-in {
    animation: fadeIn 0.5s ease-out;
}



/* === STYLES POUR LA NOUVELLE STRUCTURE MULTI-PAGES === */

/* Learn Page Styles */
.learn-main {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 20px 60px;
}

.access-form-container,
.download-container {
    max-width: 600px;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(0, 245, 255, 0.3);
    box-shadow: 0 20px 60px rgba(0, 245, 255, 0.1);
}

.access-header,
.download-header {
    text-align: center;
    margin-bottom: 40px;
}

.access-title,
.download-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00f5ff;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.access-subtitle,
.download-subtitle {
    font-size: 1.1rem;
    color: #ccc;
    margin-bottom: 0;
}

.success-icon {
    font-size: 4rem;
    color: #00ff88;
    margin-bottom: 20px;
}

.access-form,
.download-form {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: #00f5ff;
    margin-bottom: 10px;
}

.form-input {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(0, 245, 255, 0.3);
    border-radius: 10px;
    color: white;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #00f5ff;
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.3);
}

.form-help {
    display: block;
    font-size: 0.9rem;
    color: #999;
    margin-top: 8px;
}

.btn-verify,
.btn-download {
    width: 100%;
    padding: 18px 30px;
    font-size: 1.2rem;
    font-weight: 600;
    background: linear-gradient(135deg, #00f5ff, #ff00ff);
    color: white;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.btn-verify:hover,
.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 245, 255, 0.4);
}

.access-info {
    border-top: 1px solid rgba(0, 245, 255, 0.2);
    padding-top: 30px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    color: #ccc;
    font-size: 1rem;
}

.info-item i {
    color: #00f5ff;
    font-size: 1.1rem;
}

.download-info {
    margin-bottom: 30px;
}

.info-card {
    background: rgba(0, 245, 255, 0.1);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
}

.info-card h3 {
    color: #00f5ff;
    font-size: 1.3rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-card li {
    padding: 8px 0;
    color: #ccc;
    position: relative;
    padding-left: 25px;
}

.info-card li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #00ff88;
    font-weight: bold;
}

.usage-info h4 {
    color: #00f5ff;
    font-size: 1.1rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.usage-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.usage-badge.unlimited {
    background: rgba(0, 255, 136, 0.2);
    color: #00ff88;
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.usage-badge.limited {
    background: rgba(255, 165, 0, 0.2);
    color: #ffa500;
    border: 1px solid rgba(255, 165, 0, 0.3);
}

.download-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.btn-secondary,
.btn-outline {
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #00f5ff;
    border: 2px solid #00f5ff;
}

.btn-outline {
    background: transparent;
    color: #ccc;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover,
.btn-outline:hover {
    transform: translateY(-2px);
    text-decoration: none;
}

.btn-secondary:hover {
    background: rgba(0, 245, 255, 0.1);
    color: white;
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-color: rgba(255, 255, 255, 0.6);
}

/* Admin Page Styles */
.admin-body {
    background: #0a0a0a;
    color: white;
    font-family: 'Montserrat', sans-serif;
}

.admin-login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.admin-login-card {
    max-width: 400px;
    width: 100%;
    background: rgba(0, 0, 0, 0.9);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(0, 245, 255, 0.3);
    box-shadow: 0 20px 60px rgba(0, 245, 255, 0.1);
    text-align: center;
}

.login-header {
    margin-bottom: 30px;
}

.login-logo {
    width: 80px;
    height: auto;
    margin-bottom: 20px;
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    color: #00f5ff;
    margin-bottom: 10px;
}

.login-subtitle {
    color: #ccc;
    font-size: 1rem;
}

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

.btn-login {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
}

.login-footer {
    border-top: 1px solid rgba(0, 245, 255, 0.2);
    padding-top: 20px;
}

.back-link {
    color: #ccc;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: #00f5ff;
    text-decoration: none;
}

.admin-container {
    min-height: 100vh;
    padding-bottom: 40px;
}

.admin-header {
    background: rgba(0, 0, 0, 0.9);
    border-bottom: 1px solid rgba(0, 245, 255, 0.3);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.admin-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #00f5ff;
}

.admin-actions {
    display: flex;
    gap: 15px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.admin-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: #00f5ff;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.section-subtitle {
    font-size: 1rem;
    color: #999;
    font-weight: 400;
}

.stats-section {
    margin-bottom: 50px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.stat-card {
    background: rgba(0, 0, 0, 0.6);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(0, 245, 255, 0.3);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 2.5rem;
    color: #00f5ff;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    line-height: 1;
}

.stat-label {
    font-size: 1rem;
    color: #ccc;
    margin-top: 5px;
}

.generation-section {
    margin-bottom: 50px;
}

.generation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.generation-card {
    background: rgba(0, 0, 0, 0.6);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(0, 245, 255, 0.3);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #00f5ff;
    margin-bottom: 10px;
}

.card-description {
    color: #ccc;
    margin-bottom: 25px;
}

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

.codes-section {
    margin-bottom: 50px;
}

.codes-table-container {
    background: rgba(0, 0, 0, 0.6);
    border-radius: 15px;
    border: 1px solid rgba(0, 245, 255, 0.3);
    overflow: hidden;
}

.codes-table {
    width: 100%;
    border-collapse: collapse;
}

.codes-table th {
    background: rgba(0, 245, 255, 0.1);
    color: #00f5ff;
    font-weight: 600;
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(0, 245, 255, 0.3);
}

.codes-table td {
    padding: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #ccc;
}

.codes-table tr:hover {
    background: rgba(0, 245, 255, 0.05);
}

.code-cell code {
    background: rgba(0, 245, 255, 0.2);
    color: #00f5ff;
    padding: 5px 10px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-badge.unlimited {
    background: rgba(0, 255, 136, 0.2);
    color: #00ff88;
}

.status-badge.active {
    background: rgba(0, 255, 136, 0.2);
    color: #00ff88;
}

.status-badge.expired {
    background: rgba(255, 0, 0, 0.2);
    color: #ff4444;
}

.usage-cell,
.downloads-cell {
    text-align: center;
    font-weight: 600;
}

.date-cell {
    font-size: 0.9rem;
    color: #999;
}

.no-data {
    text-align: center;
    padding: 40px;
    color: #999;
    font-style: italic;
}

.no-data i {
    margin-right: 10px;
    color: #00f5ff;
}

/* Alerts */
.alert {
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.alert-success {
    background: rgba(0, 255, 136, 0.2);
    color: #00ff88;
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.alert-error {
    background: rgba(255, 0, 0, 0.2);
    color: #ff4444;
    border: 1px solid rgba(255, 0, 0, 0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .access-form-container,
    .download-container {
        padding: 30px 20px;
    }
    
    .access-title,
    .download-title {
        font-size: 2rem;
    }
    
    .download-actions {
        flex-direction: column;
    }
    
    .admin-nav {
        flex-direction: column;
        gap: 20px;
    }
    
    .admin-actions {
        width: 100%;
        justify-content: center;
    }
    
    .stats-grid,
    .generation-grid {
        grid-template-columns: 1fr;
    }
    
    .codes-table-container {
        overflow-x: auto;
    }
    
    .codes-table {
        min-width: 800px;
    }
}