/* --- Configurações Globais e Variáveis --- */
:root {
    --primary-color: #005A9C; /* Azul profissional e confiável */
    --secondary-color: #FF7A00; /* Laranja/âmbar para energia e CTA */
    --background-color: #F4F7F6;
    --text-color: #333;
    --light-text-color: #E0E0E0;
    --card-background: #FFFFFF;
    --font-family: 'Poppins', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; text-align: center; margin-bottom: 1rem; }
h3 { font-size: 1.5rem; }

p { margin-bottom: 1rem; }

.subtitle {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem auto;
    font-size: 1.1rem;
    color: #555;
}

strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* --- Botões --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: #fff;
}

.btn-primary:hover {
    background-color: #e56a00;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 122, 0, 0.4);
}

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

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.btn-large {
    font-size: 1.2rem;
    padding: 15px 40px;
}

/* --- Header e Navegação --- */
.main-header {
    background: #fff;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
}

.main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: var(--primary-color);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 3px 0;
    transition: 0.3s;
}

/* --- Seção Hero --- */
.hero {
    padding: 120px 0 60px;
    display: flex;
    align-items: center;
    min-height: 90vh;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.demo-placeholder {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    padding: 2rem;
    text-align: center;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.phrase-box {
    background: var(--background-color);
    border-left: 5px solid var(--primary-color);
    padding: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    font-style: italic;
}

.feedback-correct {
    color: #2ECC71;
    font-weight: 700;
    font-size: 1.2rem;
}

/* --- Seções de Conteúdo --- */
section {
    padding: 80px 0;
}

.section-problem {
    background: #fff;
}

.myths-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.myth-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.myth-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.myth-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.myth-card h3 {
    color: var(--primary-color);
}

/* --- Seção Solução --- */
.solution-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.solution-highlight {
    background: var(--primary-color);
    color: #fff;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
}

.solution-highlight h3 {
    font-size: 1.8rem;
}

/* --- Seção "Como Funciona" --- */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.step-card {
    text-align: center;
}

.step-number {
    background: var(--secondary-color);
    color: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 1rem auto;
}

/* --- Seção Depoimentos --- */
.section-testimonials {
    background: #fff;
}

/* Grid de depoimentos foi movida para testimonials.css para evitar conflito */
/* estilos visuais complementares dos cards podem permanecer aqui se necessário */

.author {
    margin-top: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    text-align: right;
}

/* --- Seção CTA Final --- */
.section-cta {
    background: var(--primary-color);
    color: #fff;
    text-align: center;
}

.section-cta h2 {
    color: #fff;
    font-size: 2.8rem;
}

.section-cta p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
}

/* --- Footer --- */
.main-footer {
    background: #222;
    color: var(--light-text-color);
    text-align: center;
    padding: 2rem 0;
}

/* --- Animações e Responsividade --- */
.on-scroll-anim {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.on-scroll-anim.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.microcopy { color: #374151; font-size: 0.9rem; margin-top: 8px; }
.microcopy.trust { font-size: 0.85rem; color: #1f2937; }
.cta-notes { list-style: disc inside; color: #1f2937; margin: 6px 0 10px; font-size: 0.85rem; line-height: 1.35; }
.cta-notes li { margin: 2px 0; }

.section-hero strong,
.section-cta strong,
.microcopy strong,
.cta-notes strong {
  color: #111827; /* alto contraste em fundos claros */
}

/* --- Media Queries para Responsividade --- */
@media (max-width: 992px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    .hero .container { grid-template-columns: 1fr; text-align: center; gap: 2rem; }
    .solution-content { grid-template-columns: 1fr; }
    .solution-highlight { order: -1; }
}

@media (max-width: 768px) {
    .main-nav { display: none; }
    .menu-toggle { display: flex; }
    .main-nav.is-active {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #fff;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    .main-nav.is-active ul {
        flex-direction: column;
        padding: 1rem 0;
    }

    .myths-grid, .steps-grid, .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .hero { padding: 100px 0 40px; }
    section { padding: 60px 0; }
}