* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --primary-color: #003366; /* Azul escuro */
    --secondary-color: #cc0000; /* Vermelho */
    --text-color: #333;
    --bg-light: #f4f4f4;
    --white: #ffffff;
}

body {
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo img {
    height: 60px;
}

#menu {
    display: flex;
    list-style: none;
    gap: 20px;
}

#menu a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: bold;
    transition: color 0.3s;
}

#menu a:hover {
    color: var(--secondary-color);
}

#btn-mobile {
    display: none;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 51, 102, 0.8), rgba(0, 51, 102, 0.8)), url('https://images.unsplash.com/photo-1497366216548-37526070297c?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--secondary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s;
}

.btn:hover {
    background-color: #990000;
}

/* Sections */
section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.section-title h2 {
    font-size: 2.5rem;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 40px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-content h3 {
    margin-bottom: 20px;
    border-bottom: 2px solid var(--secondary-color);
    display: inline-block;
    padding-bottom: 5px;
}

.footer-info p {
    margin-bottom: 10px;
}

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

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--secondary-color);
}

.whatsapp-btn {
    display: inline-block;
    background-color: #25d366;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 10px;
    transition: background 0.3s;
}

.whatsapp-btn:hover {
    background-color: #128c7e;
}

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: transform 0.3s;
}

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

@media (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 25px;
    }
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    #menu {
        display: block;
        position: absolute;
        width: 100%;
        top: 80px;
        right: 0px;
        background: var(--white);
        transition: 0.6s;
        z-index: 1000;
        height: 0px;
        visibility: hidden;
        overflow-y: hidden;
    }
    #nav.active #menu {
        height: calc(100vh - 80px);
        visibility: visible;
        overflow-y: auto;
    }
    #menu a {
        padding: 1rem 0;
        margin: 0 1rem;
        border-bottom: 2px solid rgba(0, 0, 0, 0.05);
        display: block;
    }
    #btn-mobile {
        display: flex;
        padding: 0.5rem 1rem;
        font-size: 1rem;
        border: none;
        background: none;
        cursor: pointer;
        gap: 0.5rem;
    }
    #hamburger {
        border-top: 2px solid;
        width: 20px;
        display: block;
        color: var(--primary-color);
    }
    #hamburger::after,
    #hamburger::before {
        content: '';
        display: block;
        width: 20px;
        height: 2px;
        background: currentColor;
        margin-top: 5px;
        transition: 0.3s;
        position: relative;
    }
    #nav.active #hamburger {
        border-top-color: transparent;
    }
    #nav.active #hamburger::before {
        transform: rotate(135deg);
    }
    #nav.active #hamburger::after {
        transform: rotate(-135deg);
        top: -7px;
    }
    .hero h1 {
        font-size: 2rem;
    }
}