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

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #f9fafb;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: var(--text-color);
    line-height: 1.6;
}

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

header {
    text-align: center;
    color: white;
    margin-bottom: 3rem;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
}

main {
    position: relative;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.pricing-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.pricing-card.active {
    border: 2px solid var(--primary-color);
}

.pricing-card.disabled {
    opacity: 0.6;
}

.badge {
    position: absolute;
    top: 1rem;
    right: -2rem;
    background: var(--success-color);
    color: white;
    padding: 0.5rem 3rem;
    transform: rotate(45deg);
    font-size: 0.75rem;
    font-weight: 600;
}

.card-header {
    text-align: center;
    margin-bottom: 2rem;
}

.card-header h2 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.currency {
    font-size: 1.5rem;
    color: var(--text-light);
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.period {
    font-size: 1rem;
    color: var(--text-light);
}

.card-body {
    margin-top: 2rem;
}

.features {
    list-style: none;
    margin-bottom: 2rem;
}

.features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}

.features li:last-child {
    border-bottom: none;
}

.btn {
    width: 100%;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover:not(:disabled) {
    background: #4f46e5;
    transform: scale(1.02);
}

.btn-secondary {
    background: var(--border-color);
    color: var(--text-light);
}

.btn:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

/* Email Form */
.email-form {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.form-container {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.form-container h3 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-container p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.form-container input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: border-color 0.3s ease;
}

.form-container input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-actions {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1rem;
}

/* Loading */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    color: white;
}

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

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading p {
    margin-top: 1rem;
    font-size: 1.125rem;
}

/* Success/Cancel Pages */
.success-container,
.cancel-container {
    background: white;
    border-radius: 16px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 4rem auto;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--success-color);
    color: white;
    font-size: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.cancel-icon {
    width: 80px;
    height: 80px;
    background: var(--danger-color);
    color: white;
    font-size: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.success-container h1,
.cancel-container h1 {
    margin-bottom: 1rem;
}

.license-info {
    background: var(--bg-color);
    padding: 1.5rem;
    border-radius: 8px;
    margin: 2rem 0;
}

.small {
    font-size: 0.875rem;
    color: var(--text-light);
}

footer {
    text-align: center;
    margin-top: 3rem;
    color: white;
    opacity: 0.8;
}

@media (max-width: 768px) {
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .form-actions {
        grid-template-columns: 1fr;
    }
}