/* Estilos gerais do site GSM Soluções */

/* Importação de fontes */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Open+Sans:wght@300;400;600&family=Roboto:wght@400;500;700&display=swap');

/* Variáveis de cores */
:root {
    --azul-principal: #0047AB;
    --azul-secundario: #1E90FF;
    --cinza-escuro: #333333;
    --cinza-medio: #777777;
    --cinza-claro: #EEEEEE;
    --branco: #FFFFFF;
    --preto: #000000;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--cinza-escuro);
    line-height: 1.6;
    background-color: var(--branco);
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    color: var(--azul-principal);
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

p {
    margin-bottom: 1rem;
}

.destaque {
    font-family: 'Roboto', sans-serif;
    font-weight: 500;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Botões */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: 'Montserrat', sans-serif;
}

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

.btn-primary:hover {
    background-color: var(--azul-secundario);
    border-color: var(--azul-secundario);
}

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

.btn-secondary:hover {
    background-color: var(--azul-principal);
    color: var(--branco);
}

/* Header */
header {
    background-color: var(--branco);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    max-height: 60px;
}

/* Navegação */
.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: 20px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--cinza-escuro);
    font-weight: 500;
    transition: color 0.3s ease;
    font-family: 'Montserrat', sans-serif;
}

.nav-menu a:hover, .nav-menu a.active {
    color: var(--azul-principal);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--azul-principal);
}

/* Seções */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-gray {
    background-color: var(--cinza-claro);
}

/* Cards */
.card {
    background-color: var(--branco);
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

/* Footer */
footer {
    background-color: var(--cinza-escuro);
    color: var(--branco);
    padding: 50px 0 20px;
}

.footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-column {
    flex: 1;
    min-width: 250px;
    margin-bottom: 30px;
}

.footer-column h3 {
    color: var(--branco);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column a {
    color: var(--cinza-claro);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--azul-secundario);
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--cinza-medio);
    margin-top: 20px;
    font-size: 0.9rem;
}

/* WhatsApp flutuante */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #25D366;
    color: var(--branco);
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 100;
    transition: all 0.3s ease;
}

.whatsapp-float:hover {
    background-color: #128C7E;
    transform: scale(1.1);
}

/* Responsividade */
@media (max-width: 991px) {
    .header-container {
        padding: 10px 0;
    }
    
    .logo img {
        max-height: 50px;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background-color: var(--branco);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
        padding: 10px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 10px 0;
    }
    
    .footer-container {
        flex-direction: column;
    }
    
    .footer-column {
        width: 100%;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    .section {
        padding: 50px 0;
    }
}