/* --- GERAL & VARIÁVEIS --- */
:root {
    --primary-color: #2F58CD;
    --secondary-color: #3795BD;
    --dark-color: #0A2647;
    --light-color: #F8F9FA;
    --gray-color: #6C757D;
    --white-color: #FFFFFF;
    --success-color: #198754;
    --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;
    background-color: var(--light-color);
    color: var(--dark-color);
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

/* --- BOTÕES (VERSÃO CORRIGIDA) --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-align: center;
    border: 2px solid transparent;
    /* Borda inicial transparente */
}

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

.btn-primary:hover {
    background-color: #2044b0;
    border-color: #2044b0;
    transform: translateY(-3px);
}

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

.btn-secondary:hover {
    background-color: #2b7a9e;
    border-color: #2b7a9e;
    transform: translateY(-3px);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white-color);
    /* Regra principal para o hover */
}

/* Regra específica e mais forte para o botão no menu */
.main-nav a.btn-outline:hover {
    color: var(--white-color) !important;
    /* Força o texto a ser branco */
}

.btn-block {
    display: block;
    width: 100%;
}

/* --- HEADER --- */
.main-header {
    background-color: var(--white-color);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    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: 700;
    color: var(--dark-color);
}

.logo span {
    color: var(--primary-color);
}

.main-nav a {
    margin: 0 15px;
    color: var(--dark-color);
    font-weight: 600;
    transition: color 0.3s ease;
}

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

.main-nav a.btn {
    margin-left: 15px;
}

/* --- HERO SECTION --- */
.hero-section {
    padding-top: 140px;
    padding-bottom: 60px;
    background-color: var(--white-color);
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--gray-color);
}

.hero-image {
    flex: 1;
}

.hero-image img {
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* --- BETA SECTION --- */
.beta-section {
    background-color: #e7f0ff;
    color: var(--dark-color);
    padding: 3rem 0;
    text-align: center;
}

.beta-section h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.beta-section i {
    color: var(--primary-color);
    margin-right: 10px;
}

/* --- FEATURES SECTION --- */
.features-section {
    padding: 60px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--white-color);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

/* --- FEEDBACK SECTION --- */
.feedback-section {
    padding: 60px 0;
    background-color: var(--white-color);
}

.feedback-content {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.feedback-image {
    flex: 1;
}

.feedback-image img {
    border-radius: 15px;
}

.feedback-text {
    flex: 1;
}

.feedback-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feedback-text p {
    margin-bottom: 1.5rem;
    color: var(--gray-color);
}

/* --- REGISTER SECTION --- */
.register-section {
    padding: 60px 0;
}

.register-box {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white-color);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.register-box h3 {
    text-align: center;
    margin-bottom: 1.5rem;
}

.register-box ul {
    list-style: none;
    margin-bottom: 2rem;
}

.register-box ul li {
    margin-bottom: 0.8rem;
    color: var(--gray-color);
}

.register-box ul li i {
    color: var(--success-color);
    margin-right: 10px;
}

.register-form .form-group {
    margin-bottom: 1rem;
}

.register-form input {
    width: 100%;
    padding: 14px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-family);
}

.register-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.register-box small {
    display: block;
    text-align: center;
    margin-top: 1rem;
    color: #aaa;
    font-size: 0.8rem;
}


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

.footer-tagline {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-top: 0.5rem;
}

/* --- RESPONSIVIDADE --- */
@media(max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }

    .main-nav {
        display: none;
        /* Simplificando para o exemplo. Pode-se adicionar um menu hamburguer aqui */
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .feedback-content {
        flex-direction: column;
    }

    .feedback-text {
        text-align: center;
    }
}