* {
    font-family: 'Inter', sans-serif;
}

:root {
    --black: #000000;
    --dark-gray: #1a1a1a;
    --medium-gray: #4a4a4a;
    --light-gray: #e5e5e5;
    --white: #ffffff;
    --accent-gray: #2d2d2d;
}

body {
    background-color: var(--white);
    color: var(--dark-gray);
}

.payment-icon-stripe { color: #635BFF; }
.payment-icon-mercadopago { color: #009EE3; }
.payment-icon-paypal { color: #00457C; }
.text-opacity-80 { opacity: 0.8; }
.text-opacity-70 { opacity: 0.7; }
.text-opacity-60 { opacity: 0.6; }
.icon-success-large { font-size: 5rem; }

.progress-sm {
    height: 10px !important;
}

h1,
h2,
h3 {
    font-family: 'Playfair Display', serif;
}

.hero-section {
    background: linear-gradient(135deg, var(--black) 0%, var(--dark-gray) 100%);
    color: var(--white);
    padding: 120px 0 80px;
    margin-bottom: 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 5rem;
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.9;
}

.section-header {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 4rem;
    position: relative;
    display: inline-block;
}

.section-header::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--black);
}

.pricing-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--light-gray);
    border-radius: 0;
    overflow: hidden;
    height: 100%;
    background: var(--white);
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card .card-body {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.pricing-card .card-body .feature-list {
    flex-grow: 1;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
    border-color: var(--black);
}

.pricing-card.featured {
    background: var(--black);
    color: var(--white);
    border: none;
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.pricing-card.featured .card-header {
    background: var(--accent-gray) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-card.featured .feature-list {
    color: rgba(255, 255, 255, 0.9);
}

.pricing-card.featured .feature-list li {
    border-color: rgba(255, 255, 255, 0.1);
}

.pricing-card.featured .price-tag {
    color: var(--white);
}

.pricing-card.featured .price-period {
    color: rgba(255, 255, 255, 0.6);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -35px;
    background: var(--white);
    color: var(--black);
    padding: 5px 40px;
    transform: rotate(45deg);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

.card-header {
    background: var(--white);
    border-bottom: 1px solid var(--light-gray);
    padding: 2rem;
}

.card-header h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
}

.price-tag {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--black);
    letter-spacing: -2px;
}

.price-period {
    color: var(--medium-gray);
    font-size: 1rem;
    font-weight: 400;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.feature-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--light-gray);
    font-size: 0.95rem;
    display: flex;
    align-items: flex-start;
}

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

.feature-list i {
    color: var(--black);
    margin-right: 12px;
    margin-top: 3px;
    font-size: 0.85rem;
}

.pricing-card.featured .feature-list i {
    color: var(--white);
}

.payment-method {
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid var(--light-gray);
    border-radius: 0;
    padding: 2.5rem 1.5rem;
    background: var(--white);
}

.payment-method:hover {
    border-color: var(--black);
    background-color: var(--black);
    color: var(--white);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.payment-method:hover h5,
.payment-method:hover p {
    color: var(--white) !important;
}

.payment-method:hover i {
    color: var(--white) !important;
}

.payment-method.selected {
    border-color: var(--black);
    background-color: var(--black);
    color: var(--white);
}

.payment-method.selected h5,
.payment-method.selected p {
    color: var(--white);
}

.payment-method.selected i {
    color: var(--white) !important;
}

.payment-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.btn-primary-dark {
    background: var(--black);
    border: none;
    color: var(--white);
    padding: 1rem 2.5rem;
    font-weight: 600;
    border-radius: 0;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.875rem;
}

.btn-primary-dark:hover {
    background: var(--accent-gray);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    color: var(--white);
}

.btn-outline-dark-custom {
    border: 2px solid var(--black);
    color: var(--black);
    padding: 1rem 2.5rem;
    font-weight: 600;
    border-radius: 0;
    background: transparent;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.875rem;
}

.btn-outline-dark-custom:hover {
    background: var(--black);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.pricing-card.featured .btn-outline-dark-custom {
    border-color: var(--white);
    color: var(--white);
}

.pricing-card.featured .btn-outline-dark-custom:hover {
    background: var(--white);
    color: var(--black);
}

.security-badge {
    background: var(--light-gray);
    border-radius: 0;
    padding: 3rem;
    margin-top: 3rem;
    border-left: 4px solid var(--black);
}

.security-badge i {
    color: var(--black);
    font-size: 2.5rem;
}

.user-status-badge {
    background: var(--black);
    border-radius: 0;
    padding: 1.25rem 2rem;
    color: var(--white);
    font-weight: 600;
    display: inline-block;
    margin-bottom: 2rem;
    border-left: 4px solid var(--white);
}

.accordion-item {
    border: 1px solid var(--light-gray);
    border-radius: 0;
    margin-bottom: 1rem;
    background: var(--white);
}

.accordion-button {
    background: var(--white);
    color: var(--black);
    font-weight: 600;
    border-radius: 0;
    padding: 1.5rem;
}

.accordion-button:not(.collapsed) {
    background: var(--black);
    color: var(--white);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--light-gray);
}

.accordion-button::after {
    filter: invert(0);
}

.accordion-button:not(.collapsed)::after {
    filter: invert(1);
}

.accordion-body {
    padding: 1.5rem;
    border-top: 1px solid var(--light-gray);
}

footer {
    background: var(--black);
    color: var(--white);
    padding: 3rem 0;
    margin-top: 6rem;
}

footer a {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--white);
}

.modal-content {
    border-radius: 0;
    border: none;
}

.modal-header {
    background: var(--black);
    color: var(--white);
    border-radius: 0;
    padding: 2rem;
}

.modal-body {
    padding: 2.5rem;
}

.form-label {
    font-weight: 600;
    color: var(--black);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.form-control,
.form-select {
    border-radius: 0;
    border: 1px solid var(--light-gray);
    padding: 0.875rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--black);
    box-shadow: none;
}

.payment-method-btn {
    transition: all 0.3s ease;
    border-width: 2px;
}

.payment-method-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

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

.payment-method-btn i {
    transition: transform 0.3s ease;
}

.payment-method-btn:hover i {
    transform: scale(1.1);
}

.featured-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

#paymentModal .modal-content {
    border-radius: 15px;
    border: none;
}

#paymentModal .modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px 15px 0 0;
}

#paymentModal .btn-close {
    filter: brightness(0) invert(1);
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }

    .section-header {
        font-size: 2rem;
    }

    .price-tag {
        font-size: 2.5rem;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .pricing-card.featured:hover {
        transform: translateY(-10px);
    }

    .featured-badge {
        font-size: 9px;
        padding: 3px 30px;
    }
}

/* Subtle animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.pricing-card {
    animation: fadeInUp 0.6s ease-out;
}

.pricing-card:nth-child(1) {
    animation-delay: 0.1s;
}

.pricing-card:nth-child(2) {
    animation-delay: 0.2s;
}

.pricing-card:nth-child(3) {
    animation-delay: 0.3s;
}

/* Top Navigation */
.top-nav {
    background: var(--white);
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--light-gray);
    position: sticky;
    top: 0;
    z-index: 100;
}

.top-nav .nav-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.top-nav .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--black);
    text-decoration: none;
}

.logo-text:hover {
    color: var(--black);
}