:root {
    --primary: #9333EA;
    --primary-dark: #7C3AED;
    --primary-light: #A855F7;
    --secondary: #FFFFFF;
    --text-main: #1F2937;
    --text-muted: #6B7280;
    --bg-light: #F9FAFB;
    --bg-white: #FFFFFF;
    --glass: rgba(255, 255, 255, 0.8);
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
    font-weight: 800;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 60px 0;
}

/* Header & Nav */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    display: block;
    background: transparent;
    transition: var(--transition);
}

nav.scrolled {
    background: var(--glass);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(147, 51, 234, 0.1);
}

.nav-content {
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

nav.scrolled .nav-content {
    height: 70px;
}


.logo {
    font-size: 1.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
    line-height: 1.2;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.logo i {
    color: var(--primary);
    background: none;
    -webkit-text-fill-color: var(--primary);
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    transform: translateY(2px); /* Ajuste fino para alinhar visualmente com o texto */
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 99px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap; /* Evita quebra de linha estranha */
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.875rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 14px rgba(147, 51, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(147, 51, 234, 0.6);
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: rgba(147, 51, 234, 0.05);
}

/* Hero Section */
.hero {
    padding-top: 130px;
    padding-bottom: 70px;
    background: radial-gradient(circle at top right, rgba(147, 51, 234, 0.05), transparent),
                radial-gradient(circle at bottom left, rgba(147, 51, 234, 0.03), transparent);
}

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

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 24px;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.hero-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Pain Points */
.pain-section {
    background-color: var(--bg-light);
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(147, 51, 234, 0.1);
    color: var(--primary);
    border-radius: 99px;
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.pain-card {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(229, 231, 235, 0.6);
    position: relative;
    overflow: hidden;
}

.pain-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: #ef4444;
    opacity: 0;
    transition: var(--transition);
}

.pain-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(239, 68, 68, 0.20);
}

.pain-card:hover::before {
    opacity: 1;
}

.pain-card i {
    font-size: 32px;
    color: #ef4444;
    margin-bottom: 20px;
}

/* Solution Section */
.solution-section .hero-grid {
    direction: rtl;
}

.solution-section .hero-content {
    direction: ltr;
}

.card-feature {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.icon-box {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* Benefits Section */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

@media (max-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }
}

@media (max-width: 640px) {
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

.benefit-item {
    text-align: center;
    background: var(--bg-white);
    padding: 32px 24px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(147, 51, 234, 0.05);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.benefit-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(147, 51, 234, 0.2);
}

.benefit-item .icon-box {
    margin: 0 auto 24px;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(147, 51, 234, 0.2);
}

/* How it Works */
.steps-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 60px;
}

@media (max-width: 968px) {
    .steps-container {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

.step-card {
    background: var(--bg-white);
    padding: 36px 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(147, 51, 234, 0.06);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    transition: var(--transition);
    position: relative;
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(147, 51, 234, 0.2);
}

.step-number {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(147, 51, 234, 0.25);
    flex-shrink: 0;
}

/* CTA Section */
.cta-box {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 80px 40px;
    border-radius: 32px;
    text-align: center;
    color: white;
    box-shadow: var(--shadow-lg);
}

.cta-box h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

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

/* Footer */
footer {
    padding: 60px 0 30px;
    border-top: 1px solid #eee;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    max-width: 300px;
}

/* Responsividade */
@media (max-width: 968px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s all ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================
   Trust-Building Features: FAQ & Testimonials
   ========================================== */

/* Testimonials Section */
.testimonials-section {
    background-color: var(--bg-white);
}

.testimonial-card {
    background: var(--bg-light);
    padding: 36px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(147, 51, 234, 0.05);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    opacity: 0;
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(147, 51, 234, 0.25);
    background: white;
}

.testimonial-card:hover::before {
    opacity: 1;
}

.testimonial-card .stars {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    color: #FBBF24;
}

.testimonial-card .stars i {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.testimonial-text {
    font-size: 1rem;
    color: var(--text-main);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 24px;
}

.testimonial-user {
    display: flex;
    align-items: center;
    gap: 14px;
}

.testimonial-user .avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.testimonial-user h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-main);
}

.testimonial-user p {
    font-size: 0.825rem;
    color: var(--text-muted);
}

/* FAQ Section */
.faq-section {
    background-color: var(--bg-light);
}

.faq-container {
    max-width: 800px;
    margin: 40px auto 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-white);
    border-radius: 14px;
    box-shadow: var(--shadow-sm);
    border: 1.5px solid #F3E8FF;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: 24px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 0;
    padding-right: 20px;
}

.faq-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-icon i,
.faq-icon svg {
    width: 20px;
    height: 20px;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(147, 51, 234, 0.01);
}

.faq-answer p {
    padding: 0 28px 28px;
    margin: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.8;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

/* Modals */
.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(4px);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal-backdrop.open {
    display: flex;
}

.modal-box {
    background: white;
    border-radius: 20px;
    padding: 36px;
    max-width: 450px;
    width: 100%;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.18);
    animation: modalIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.88) translateY(16px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-btn {
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 700;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    display: inline-block;
}

.modal-btn.primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 14px rgba(147, 51, 234, 0.3);
}

.modal-btn.primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(147, 51, 234, 0.4);
}

/* ==========================================
   Seção de Marcas Compatíveis
   ========================================== */
.brands-section {
    background-color: var(--bg-light);
    padding: 60px 0;
    border-top: 1px solid rgba(147, 51, 234, 0.08);
    border-bottom: 1px solid rgba(147, 51, 234, 0.08);
}

.brands-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.brand-card {
    background: var(--bg-white);
    padding: 16px 32px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(229, 231, 235, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    min-width: 160px;
    height: 64px;
    user-select: none;
}

.brand-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: rgba(147, 51, 234, 0.2);
}

@media (max-width: 768px) {
    .brands-grid {
        gap: 12px;
    }
    .brand-card {
        min-width: 130px;
        padding: 12px 20px;
        height: 56px;
    }
}