:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --neon-blue: #00d4ff;
    --neon-purple: #a855f7;
    --neon-pink: #f472b6;
    --dark-bg: #0f0f23;
    --darker-bg: #0a0a1a;
    --card-bg: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --border-color: #2d2d3a;
    --success-color: #10b981;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--darker-bg) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}


.download-hero {
    padding-top: 120px;
    padding-bottom: 80px;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--darker-bg) 100%);
    position: relative;
    overflow: hidden;
}

.download-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.success-icon {
    font-size: 5rem;
    color: var(--success-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.neon-text {
    background: linear-gradient(135deg, #00d4ff 0%, #0099cc 25%, #a855f7 50%, #7c3aed 75%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    filter: drop-shadow(0 0 25px rgba(0, 212, 255, 0.6));
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.download-content {
    background: var(--card-bg);
    position: relative;
}

.download-card, .guide-card, .features-card, .support-card {
    background: var(--darker-bg);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    transition: all 0.3s ease;
}

.download-card:hover, .guide-card:hover, .features-card:hover, .support-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
    border-color: var(--neon-blue);
}

.card-header {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
}

.card-header h3 {
    margin: 0;
    color: white;
    font-weight: 600;
    font-size: 1.3rem;
}

.card-body {
    padding: 2rem;
}

.download-info {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex: 1;
}

.file-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.file-details h4 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-weight: 600;
}

.file-details p {
    margin: 0.2rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.download-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.btn-download {
    background: linear-gradient(45deg, var(--success-color), #059669);
    border: none;
    padding: 1rem 2rem;
    font-weight: 600;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
    transition: all 0.3s ease;
    color: white;
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(16, 185, 129, 0.4);
    color: white;
}

.download-progress {
    width: 100%;
    text-align: center;
}

.progress {
    height: 8px;
    border-radius: 10px;
    background: var(--border-color);
    margin-bottom: 0.5rem;
}

.progress-bar {
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple));
    border-radius: 10px;
    transition: width 0.3s ease;
}

.progress-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.setup-steps {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}

.step-content h4 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-weight: 600;
}

.step-content p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(0, 212, 255, 0.05);
    transform: translateX(5px);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    flex-shrink: 0;
}

.feature-content h5 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-weight: 600;
}

.feature-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.support-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.support-option {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    border-radius: 15px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.support-option:hover {
    border-color: var(--neon-blue);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.2);
}

.support-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    flex-shrink: 0;
}

.support-content h5 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-weight: 600;
}

.support-content p {
    margin: 0 0 0.3rem 0;
    color: var(--neon-blue);
    font-weight: 500;
}

.support-content small {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.footer {
    background: var(--darker-bg);
    border-top: 1px solid var(--border-color);
}

.footer-text {
    color: var(--text-secondary);
    margin: 0;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .download-info {
        flex-direction: column;
        text-align: center;
    }
    
    .file-info {
        flex-direction: column;
        text-align: center;
    }
    
    .setup-steps {
        gap: 1rem;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .support-options {
        grid-template-columns: 1fr;
    }
}

/* Donation Section */
.donation-section {
    background: linear-gradient(135deg, var(--card-bg) 0%, rgba(26, 26, 46, 0.8) 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.donation-card {
    background: rgba(26, 26, 46, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 3rem 2rem;
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.donation-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple), var(--neon-pink));
}

.donation-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.donation-subtitle {
    font-size: 1.1rem;
    color: var(--neon-blue);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.donation-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.donation-buttons {
    margin-bottom: 2rem;
}

.btn-donate {
    background: linear-gradient(135deg, var(--neon-pink), var(--accent-color));
    border: none;
    color: white;
    padding: 1rem 2.5rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(236, 72, 153, 0.3);
}

.btn-donate:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(236, 72, 153, 0.4);
    background: linear-gradient(135deg, var(--accent-color), var(--neon-pink));
}

.btn-outline-secondary {
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 1rem 2.5rem;
    font-weight: 500;
    border-radius: 50px;
    transition: all 0.3s ease;
    background: transparent;
}

.btn-outline-secondary:hover {
    border-color: var(--neon-blue);
    color: var(--neon-blue);
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

.donation-note {
    font-size: 1rem;
    color: var(--neon-blue);
    margin-bottom: 1rem;
    font-weight: 500;
}

.donation-support {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .donation-title {
        font-size: 2rem;
    }
    
    .donation-card {
        padding: 2rem 1.5rem;
    }
    
    .donation-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn-donate,
    .btn-outline-secondary {
        width: 100%;
        margin: 0;
    }
}