/* Variáveis com as cores da identidade visual */
:root {
    --color-primary: #4D5AFF; /* Azul Intenso */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-light: #F2F2F2;
    --color-gray-medium: #E0E0E0;
    --color-gray-dark: #666666;
    --color-accent: #FF6B00; /* Laranja/ocre opcional */
    
    --font-heading: 'DM Serif Display', serif;
    --font-body: 'Poppins', sans-serif;
    
    --shadow-small: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-large: 0 8px 16px rgba(0, 0, 0, 0.1);
    
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* Reset e Estilos Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%; /* 1rem = 10px */
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1.6rem;
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
}

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

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

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin-bottom: 2rem;
    color: var(--color-black);
}

h1 {
    font-size: 4.8rem;
}

h2 {
    font-size: 3.6rem;
}

h3 {
    font-size: 2.4rem;
}

p {
    margin-bottom: 1.6rem;
}

strong {
    font-weight: 600;
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.2rem 2.4rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

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

.btn-cta {
    background-color: #25D366; /* Cor do WhatsApp */
    color: var(--color-white);
    border: 2px solid #25D366;
    font-size: 1.8rem;
    padding: 1.6rem 3.2rem;
    gap: 10px;
}

.btn-cta:hover {
    opacity: 0.9;
}

.btn-servico {
    background-color: var(--color-primary);
    color: var(--color-white);
    border: 2px solid var(--color-primary);
    font-size: 1.4rem;
    padding: 1rem 2rem;
}

.btn-grande {
    font-size: 2rem;
    padding: 2rem 4rem;
}

/* Seções */
section {
    padding: 8rem 0;
}

/* Responsividade Base */
@media (max-width: 768px) {
    html {
        font-size: 58%;
    }
    
    section {
        padding: 6rem 0;
    }
    
    .btn-grande {
        font-size: 1.7rem;
        padding: 2rem 2rem;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 55%;
    }
    
    h1 {
        font-size: 3.6rem;
    }
    
    h2 {
        font-size: 2.8rem;
    }
    
    h3 {
        font-size: 2rem;
    }
    
    section {
        padding: 4rem 0;
    }
}