/* Resebody {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}se */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #01040d 0%, #390f62 100%);
}

/* Contenedor principal */
.main-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.title {
    color: white;
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
    text-shadow: 
        0 4px 8px rgba(0,0,0,0.3),
        0 2px 4px rgba(0,0,0,0.2);
    letter-spacing: -0.025em;
    position: relative;
}

.subtitle {
    color: rgba(255,255,255,0.9);
    font-size: 1.2rem;
    font-weight: 400;
    text-align: center;
    margin-bottom: 4rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.title::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.8), transparent);
    border-radius: 2px;
}

/* Grid de cards */
.cards-container {
    display: flex;
    flex-wrap: nowrap;
    gap: 1rem;
    width: 100%;
    max-width: 1600px;
    padding: 0 1rem;
    justify-content: center;
}

/* Responsive adicional para subtítulo */
@media (max-width: 768px) {
    .title {
        font-size: 2.2rem;
    }
    
    .subtitle {
        font-size: 1rem;
        margin-bottom: 3rem;
        padding: 0 1rem;
    }
    
    .card-features {
        text-align: center;
    }
    
    .cards-container {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
        max-width: 800px;
    }
    
    .cards-container .card {
        flex: 0 0 calc(50% - 0.5rem);
        max-width: calc(50% - 0.5rem);
        min-width: 250px;
    }
}

@media (max-width: 600px) {
    .cards-container .card {
        min-width: 220px;
    }
}

@media (max-width: 480px) {
    .cards-container {
        flex-direction: column;
        align-items: center;
    }
    
    .cards-container .card {
        flex: none;
        width: 100%;
        max-width: 350px;
        min-width: unset;
    }
}

/* Cards */
.card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    padding: 1.5rem 1rem;
    box-shadow: 
        0 10px 25px rgba(0,0,0,0.08),
        0 4px 10px rgba(0,0,0,0.03),
        inset 0 1px 0 rgba(255,255,255,0.9);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    position: relative;
    overflow: hidden;
    flex: 1;
    min-width: 220px;
    max-width: 260px;
    border: 1px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
}

.card-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 
        0 25px 50px rgba(102, 126, 234, 0.15),
        0 15px 35px rgba(0,0,0,0.08),
        inset 0 1px 0 rgba(255,255,255,0.9);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 50%, #667eea 100%);
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { background-position: 200% 0; }
    50% { background-position: -200% 0; }
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 1rem;
    margin-top: 0.5rem;
    letter-spacing: -0.025em;
    position: relative;
}

.card-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 1px;
}

.card-quantity-text {
    font-size: 1rem;
    font-weight: 600;
    color: #4a5568;
    margin-bottom: 1.5rem;
    min-height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.4;
    padding: 0.8rem;
    background: rgba(102, 126, 234, 0.08);
    border-radius: 12px;
    border: 1px solid rgba(102, 126, 234, 0.15);
}

.card-price-container {
    margin-bottom: 1.5rem;
}

.card-price {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.2rem;
    position: relative;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.card-currency {
    font-size: 0.85rem;
    font-weight: 500;
    color: #718096;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.feature {
    font-size: 0.9rem;
    color: #4a5568;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.feature:last-child {
    margin-bottom: 0;
}

.buy-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    width: 100%;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 8px 15px rgba(102, 126, 234, 0.3),
        0 3px 6px rgba(0,0,0,0.1);
}

.buy-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.buy-button:hover {
    transform: translateY(-3px);
    box-shadow: 
        0 15px 25px rgba(102, 126, 234, 0.4),
        0 8px 15px rgba(0,0,0,0.15);
}

.buy-button:hover::before {
    left: 100%;
}

.buy-button:active {
    transform: translateY(-1px);
}

/* Estilos para botón de pago */
.pay-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 8px 15px rgba(102, 126, 234, 0.3);
}

.pay-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 12px 20px rgba(102, 126, 234, 0.4);
}

.pay-button:disabled {
    background: linear-gradient(135deg, #a0aec0 0%, #718096 100%);
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    opacity: 0.6;
}

.pay-button:disabled:hover {
    transform: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Animación para input válido */
.form-input {
    transition: all 0.3s ease;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    padding: 0.75rem;
    width: 100%;
    font-size: 1rem;
}

.form-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 1px #667eea;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.modal {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 25px 50px rgba(0,0,0,0.25);
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

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

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 0.5rem;
}

.modal-subtitle {
    color: #718096;
    font-size: 0.875rem;
}

.close-button {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #a0aec0;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.close-button:hover {
    background: #f7fafc;
    color: #4a5568;
}

.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    font-weight: 600;
    color: #4a5568;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f7fafc;
}

.form-input:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.pay-button {
    background: linear-gradient(135deg, #00b4d8 0%, #0077b6 100%);
    color: white;
    border: none;
    padding: 1.25rem 2rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.pay-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 119, 182, 0.4);
}

.pay-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Error messages */
.error-message {
    background: #fed7d7;
    color: #c53030;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    border-left: 4px solid #fc8181;
}

.success-message {
    background: #c6f6d5;
    color: #2f855a;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    border-left: 4px solid #68d391;
}

/* Responsive */
@media (max-width: 768px) {
    .title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .cards-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .modal {
        padding: 2rem;
        margin: 1rem;
    }
}

@media (max-width: 480px) {
    .main-container {
        padding: 1rem;
    }
    
    .title {
        font-size: 1.75rem;
    }
}

/* Cache buster para forzar actualización */
    
    .modal {
        padding: 1.5rem;
    }