:root {
    --primary-blue: #0E3A53;
    --secondary-green: #0FAE96;
    --dark: #0B0F14;
    --light: #F5F7FA;
    --white: #FFFFFF;
    --gray-100: #F8F9FA;
    --gray-200: #E9ECEF;
    --gray-300: #DEE2E6;
    --gray-600: #6C757D;
    --gray-800: #343A40;
    --success: #28A745;
    --warning: #FFC107;
    --danger: #DC3545;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
    padding-bottom: 60px;
}

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

.section {
    padding: 60px 0;
}

.section-alt {
    background-color: var(--gray-100);
}

/* Typography */
h1, h2, h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

h1 {
    font-size: 2.5rem;
    color: var(--primary-blue);
}

h2 {
    font-size: 2rem;
    color: var(--primary-blue);
}

h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
}

.lead {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 30px;
}

.lead2 {
    font-size: 1.25rem;
    color: var(--white-600);
    margin-bottom: 30px;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    text-decoration: none;
}

.header-cta {
    background-color: var(--secondary-green);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.header-cta:hover {
    background-color: #0D9B82;
    transform: translateY(-2px);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: #0D9B82;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(15, 174, 150, 0.3);
}

.btn-large {
    padding: 20px 40px;
    font-size: 1.25rem;
    font-weight: 700;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--light) 0%, var(--white) 100%);
    padding: 120px 0 80px;
    text-align: center;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 40px;
}

.hero-content {
    text-align: left;
}

.hero-benefits {
    list-style: none;
    margin: 30px 0;
}

.hero-benefits li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.hero-benefits i {
    color: var(--secondary-green);
    margin-right: 12px;
    font-size: 1.2rem;
}

.hero-visual {
    text-align: center;
}

.ebooks-mockup {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.ebook-cover {
    width: 180px;
    height: 240px;
    background: linear-gradient(145deg, var(--primary-blue), var(--secondary-green));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    text-align: center;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transform: perspective(1000px) rotateY(-5deg);
}

.ebook-cover:nth-child(2) {
    transform: perspective(1000px) rotateY(5deg);
}

.price-highlight {
    background-color: var(--white);
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    margin: 30px 0;
}

.price-old {
    text-decoration: line-through;
    color: var(--gray-600);
    font-size: 1.1rem;
}

.price-new {
    color: var(--secondary-green);
    font-size: 2rem;
    font-weight: 700;
    margin: 0 10px;
}

.savings {
    background-color: var(--warning);
    color: var(--dark);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-block;
    margin-top: 10px;
}

.guarantee-badge {
    background-color: var(--success);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    display: inline-block;
    margin: 20px 0;
}

/* Authority Section - Doctor Profile */
.authority-card {
    background-color: var(--white);
    padding: 50px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    margin-bottom: 60px;
}

.doctor-profile-section {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 40px;
}

/* Container da foto */
.doctor-photo-container {
    flex-shrink: 0;
}

.doctor-photo {
    width: 280px;
    height: 400px;
    border-radius: 12px;
    object-fit: cover;
    display: block;
    box-shadow: 0 8px 30px rgba(15, 174, 150, 0.2);
    transition: transform 0.3s ease;
}

.doctor-photo:hover {
    transform: scale(1.05);
}

/* Container do texto (título e descrição) */
.doctor-info-text {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.doctor-title {
    color: var(--primary-blue);
    font-size: 2.5rem;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 25px;
    line-height: 1.2;
}

.doctor-description {
    font-size: 1.15rem;
    line-height: 1.8;
    text-align: justify;
    color: var(--gray-800);
    margin-bottom: 0;
    font-weight: 400;
    text-justify: inter-word;
    hyphens: auto;
}

/* Credentials - dentro do mesmo bloco branco */
.credentials {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.credential {
    text-align: center;
    padding: 30px 25px;
    border-radius: 12px;
    min-width: 150px;
}

.credential-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-green);
    margin-bottom: 8px;
}

.credential-label {
    color: var(--gray-600);
    font-size: 1rem;
    font-weight: 500;
}

/* Responsividade para a seção do médico */
@media (max-width: 768px) {
    .authority-card {
        padding: 20px 15px;
        margin-bottom: 30px;
    }

    .doctor-profile-section {
        flex-direction: column;
        align-items: center;
        gap: 15px;
        text-align: center;
        margin-bottom: 20px;
    }

    .doctor-photo {
        width: 120px;
        height: 170px;
    }

    .doctor-info-text {
        text-align: center;
    }

    .doctor-title {
        font-size: 1.4rem;
        text-align: center;
        margin-bottom: 10px;
        line-height: 1.3;
    }

    .doctor-description {
        text-align: justify;
        font-size: 0.9rem;
        line-height: 1.5;
        margin-bottom: 0;
        text-justify: inter-word;
        hyphens: auto;
        word-spacing: 0.1em;
    }

    .credentials {
        gap: 20px;
        margin: 20px 0;
    }

    .credential {
        min-width: 100px;
        padding: 15px 10px;
    }

    .credential-number {
        font-size: 1.5rem;
        margin-bottom: 5px;
    }
    
    .credential-label {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .authority-card {
        padding: 15px 10px;
        margin-bottom: 20px;
    }

    .doctor-profile-section {
        margin-bottom: 15px;
        gap: 10px;
    }

    .doctor-photo {
        width: 100px;
        height: 145px;
    }

    .doctor-title {
        font-size: 1.2rem;
        margin-bottom: 8px;
    }

    .doctor-description {
        text-align: justify;
        font-size: 0.85rem;
        line-height: 1.4;
        text-justify: inter-word;
        hyphens: auto;
        word-spacing: 0.1em;
    }

    .credentials {
        flex-direction: column;
        align-items: center;
        gap: 15px;
        margin: 15px 0;
    }
    
    .credential {
        padding: 12px 8px;
        min-width: 90px;
    }

    .credential-number {
        font-size: 1.3rem;
    }

    .credential-label {
        font-size: 0.75rem;
    }
}

/* Content Section */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.ebook-detail {
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.ebook-detail h3 {
    color: var(--secondary-green);
    margin-bottom: 20px;
}

.topics-list {
    list-style: none;
    margin-top: 20px;
}

.topics-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
}

.topics-list i {
    color: var(--secondary-green);
    margin-right: 10px;
}

/* Target Audience */
.audience-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.audience-card {
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.audience-card.for {
    border-left: 5px solid var(--secondary-green);
}

.audience-card.not-for {
    border-left: 5px solid var(--danger);
}

/* Benefits */
.benefits-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.before-after {
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.before-after.before {
    border-left: 5px solid var(--danger);
}

.before-after.after {
    border-left: 5px solid var(--secondary-green);
}

.before-after ul {
    list-style: none;
    margin-top: 20px;
}

.before-after li {
    padding: 10px 0;
    display: flex;
    align-items: center;
}

.before-after.before li i {
    color: var(--danger);
    margin-right: 10px;
}

.before-after.after li i {
    color: var(--secondary-green);
    margin-right: 10px;
}

/* Content Preview */
.content-preview {
    text-align: center;
    margin-top: 40px;
}

.preview-images {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.preview-image {
    width: 250px;
    height: 350px;
    background-color: var(--gray-200);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Testimonials Standalone Section */
.testimonials-standalone {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.testimonial-card .testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--gray-800);
}

.testimonial-card .testimonial-author {
    font-weight: 600;
    color: var(--primary-blue);
}

/* Guarantee */
.guarantee-section {
    background: linear-gradient(135deg, var(--success), #20C997);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

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

.guarantee-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

/* FAQ */
.faq-item {
    background-color: var(--white);
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--primary-blue);
}

.faq-answer {
    padding: 0 20px 20px;
    color: var(--gray-800);
    display: none;
}

.faq-answer.active {
    display: block;
}

/* Checkout Section */
.checkout-card {
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    border: 3px solid var(--secondary-green);
}

.checkout-title {
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.checkout-price {
    margin: 20px 0;
}

.checkout-items {
    text-align: left;
    margin: 30px 0;
    padding: 20px;
    background-color: var(--gray-100);
    border-radius: 8px;
}

.checkout-items ul {
    list-style: none;
}

.checkout-items li {
    padding: 8px 0;
    display: flex;
    align-items: center;
}

.checkout-items i {
    color: var(--secondary-green);
    margin-right: 10px;
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 20px 0;
}

.payment-icon {
    font-size: 2rem;
    color: var(--gray-600);
}

/* Sticky CTA */
.sticky-cta {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: transparent;
    padding: 0;
    z-index: 1000;
    display: none;
    width: 60px;
    height: 60px;
    border-radius: 50%;
}

.sticky-cta-content {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
}

.sticky-price {
    display: none;
}

.sticky-cta .btn {
    background-color: var(--secondary-green);
    border: none;
    padding: 0;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--white);
    font-size: 1.5rem;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(15, 174, 150, 0.4);
}

.sticky-cta .btn:hover {
    background-color: #0D9B82;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(15, 174, 150, 0.6);
}

.sticky-cta .btn-text {
    display: none;
}

.sticky-cta .btn-icon {
    display: block;
}

/* Footer */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 40px 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--secondary-green);
}

/* Mobile Styles */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    h1 {
        font-size: 1.6rem;
        line-height: 1.3;
    }

    h2 {
        font-size: 1.4rem;
        line-height: 1.3;
        margin-bottom: 15px;
    }
    
    h3 {
        font-size: 1.2rem;
        margin-bottom: 12px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-content {
        text-align: center;
        padding: 0 10px;
    }
    
    .hero-content .hero-benefits {
        text-align: left;
        max-width: 100%;
    }

    /* Hero benefits menores e justificados no mobile */
    .hero-benefits {
        margin: 20px 0;
        text-align: left;
    }

    .hero-benefits li {
        font-size: 0.9rem;
        margin-bottom: 10px;
        text-align: left;
        justify-content: flex-start;
        align-items: flex-start;
        line-height: 1.4;
        padding-left: 0;
        padding-right: 10px;
    }

    .hero-benefits i {
        margin-right: 8px;
        margin-top: 2px;
        flex-shrink: 0;
        font-size: 1rem;
    }

    /* Preços menores no mobile */
    .price-old {
        font-size: 0.9rem;
    }

    .price-new {
        font-size: 1.5rem;
    }

    .savings {
        font-size: 0.8rem;
        padding: 6px 12px;
    }

    .btn-large {
        padding: 15px 25px;
        font-size: 1rem;
    }

    .content-grid,
    .audience-grid,
    .benefits-comparison {
        grid-template-columns: 1fr;
    }

    /* E-books lado a lado e menores no mobile */
    .ebooks-mockup {
        flex-direction: row;
        justify-content: center;
        gap: 15px;
    }

    .ebook-cover {
        width: 120px;
        height: 160px;
        transform: none;
        font-size: 0.8rem;
        padding: 10px;
    }

    /* Topics list menor no mobile */
    .topics-list li {
        font-size: 0.85rem;
        padding: 6px 0;
    }

    /* Ebook detail cards menores no mobile */
    .ebook-detail {
        padding: 25px 20px;
    }

    .ebook-detail h3 {
        font-size: 1.1rem;
        margin-bottom: 15px;
    }

    .ebook-detail p {
        font-size: 0.9rem;
    }

    /* Target Audience cards menores no mobile */
    .audience-card {
        padding: 25px 20px;
    }

    .audience-card h3 {
        font-size: 1.1rem;
        margin-bottom: 15px;
    }

    .audience-card ul {
        margin-top: 15px;
    }

    .audience-card li {
        font-size: 0.85rem;
        padding: 6px 0;
        margin-bottom: 8px;
    }

    /* Benefits comparison menores no mobile */
    .before-after {
        padding: 25px 20px;
    }

    .before-after h3 {
        font-size: 1.1rem;
        margin-bottom: 15px;
    }

    .before-after ul {
        margin-top: 15px;
    }

    .before-after li {
        font-size: 0.85rem;
        padding: 6px 0;
    }

    /* FAQ menor no mobile */
    .faq-question {
        padding: 15px;
        font-size: 0.95rem;
    }

    .faq-answer {
        padding: 0 15px 15px;
        font-size: 0.85rem;
    }

    /* Footer menor no mobile */
    .footer {
        padding: 30px 0;
    }

    .footer-links {
        gap: 20px;
        margin-bottom: 15px;
    }

    .footer-links a {
        font-size: 0.9rem;
    }

    .footer p {
        font-size: 0.8rem;
        margin-bottom: 10px;
    }

    .testimonials-standalone {
        grid-template-columns: 1fr;
    }

    /* Testimonial cards menores no mobile */
    .testimonial-card {
        padding: 20px 15px;
    }

    .testimonial-card .testimonial-text {
        font-size: 0.9rem;
        margin-bottom: 15px;
    }

    .testimonial-card .testimonial-author {
        font-size: 0.85rem;
    }

    /* Preview images lado a lado no mobile */
    .preview-images {
        flex-direction: row;
        justify-content: center;
        gap: 15px; /* Aumentado de 10px para 15px */
        margin: 30px 0;
    }

    .preview-image {
        width: 100px;
        height: 140px;
        font-size: 0.7rem;
        padding: 8px;
        text-align: center;
    }

    .preview-image i {
        font-size: 1.5rem !important;
        margin-bottom: 8px !important;
    }

    .preview-image small {
        font-size: 0.6rem;
        display: block;
        margin-top: 4px;
    }

    .sticky-cta {
        display: block;
    }

    .header-cta {
        padding: 10px 16px;
        font-size: 0.9rem;
    }

    .section {
        padding: 30px 0;
    }
    
    .lead {
        font-size: 1rem;
        margin-bottom: 20px;
        line-height: 1.5;
    }
    
    p {
        font-size: 0.9rem;
        line-height: 1.5;
        margin-bottom: 15px;
    }

    /* Guarantee section menor no mobile */
    .guarantee-section {
        padding: 40px 0;
    }

    .guarantee-icon {
        font-size: 2.5rem;
        margin-bottom: 15px;
    }

    .guarantee-content h2 {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }

    .lead2 {
        font-size: 0.9rem;
        margin-bottom: 20px;
        line-height: 1.5;
    }

    .guarantee-content p {
        font-size: 0.85rem;
    }
    
    /* Checkout section menor no mobile */
    .checkout-card {
        padding: 25px 20px;
        margin: 20px auto;
    }

    .checkout-title {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }

    .checkout-price .price-old {
        font-size: 0.9rem;
    }

    .checkout-price .price-new {
        font-size: 1.4rem;
    }

    .checkout-price .lead {
        font-size: 0.9rem;
        margin-bottom: 10px;
    }

    .checkout-price .savings {
        font-size: 0.75rem;
        padding: 6px 12px;
    }

    .checkout-items {
        padding: 15px;
        margin: 20px 0;
    }

    .checkout-items h4 {
        font-size: 1rem;
        margin-bottom: 12px;
    }

    .checkout-items li {
        padding: 6px 0;
        font-size: 0.85rem;
    }

    .checkout-items i {
        font-size: 0.9rem;
        margin-right: 8px;
    }

    .btn-large {
        padding: 12px 20px;
        font-size: 0.95rem;
    }

    .payment-icons {
        margin: 15px 0;
    }

    .payment-icon {
        font-size: 1.5rem;
    }

    .checkout-card p {
        font-size: 0.8rem;
        margin-bottom: 15px;
    }

    .checkout-card div:last-child p {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 20px 0;
    }

    h1 {
        font-size: 1.4rem;
    }

    h2 {
        font-size: 1.2rem;
        margin-bottom: 12px;
    }

    .lead {
        font-size: 0.9rem;
        margin-bottom: 15px;
    }

    p {
        font-size: 0.85rem;
        margin-bottom: 12px;
    }

    .ebook-cover {
        width: 100px;
        height: 140px;
        font-size: 0.75rem;
    }

    body {
        padding-bottom: 0;
    }

    /* Cards ainda menores em telas pequenas */
    .ebook-detail,
    .audience-card,
    .before-after {
        padding: 20px 15px;
    }

    .testimonial-card {
        padding: 15px 12px;
    }

    .testimonial-card .testimonial-text {
        font-size: 0.85rem;
    }

    .testimonial-card .testimonial-author {
        font-size: 0.8rem;
    }

    /* FAQ ainda menor em telas pequenas */
    .faq-question {
        padding: 12px;
        font-size: 0.9rem;
    }

    .faq-answer {
        padding: 0 12px 12px;
        font-size: 0.8rem;
    }

    /* Footer ainda menor em telas pequenas */
    .footer {
        padding: 25px 0;
    }

    .footer-links a {
        font-size: 0.85rem;
    }

    .footer p {
        font-size: 0.75rem;
    }

    /* Guarantee ainda menor em telas pequenas */
    .guarantee-section {
        padding: 30px 0;
    }

    .guarantee-icon {
        font-size: 2rem;
        margin-bottom: 12px;
    }

    .guarantee-content h2 {
        font-size: 1.1rem;
        margin-bottom: 12px;
    }

    .lead2 {
        font-size: 0.85rem;
        margin-bottom: 15px;
    }

    .guarantee-content p {
        font-size: 0.8rem;
    }
    
    /* Preview images ainda menores em telas pequenas */
    .preview-images {
        gap: 12px; /* Aumentado de 8px para 12px */
        margin: 20px 0;
    }

    .preview-image {
        width: 90px;
        height: 120px;
        font-size: 0.65rem;
        padding: 6px;
    }

    .preview-image i {
        font-size: 1.2rem !important;
        margin-bottom: 6px !important;
    }

    .preview-image small {
        font-size: 0.55rem;
    }
    
    /* Checkout ainda menor em telas pequenas */
    .checkout-card {
        padding: 20px 15px;
    }

    .checkout-title {
        font-size: 1.1rem;
    }

    .checkout-price .price-new {
        font-size: 1.2rem;
    }

    .checkout-items {
        padding: 12px;
        margin: 15px 0;
    }

    .checkout-items h4 {
        font-size: 0.9rem;
        margin-bottom: 10px;
    }

    .checkout-items li {
        font-size: 0.8rem;
        padding: 5px 0;
    }

    .btn-large {
        padding: 10px 15px;
        font-size: 0.9rem;
    }

    .payment-icon {
        font-size: 1.3rem;
    }

    .checkout-card div:last-child p {
        font-size: 0.7rem;
    }
    
    /* Hero benefits ainda mais compactos em telas pequenas */
    .hero-benefits li {
        font-size: 0.85rem;
        margin-bottom: 8px;
        line-height: 1.3;
        padding-right: 5px;
    }

    .hero-benefits i {
        margin-right: 6px;
        font-size: 0.9rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }