* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
}

/* Utilitários */
.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

.btn {
    padding: 12px 24px;
    border-radius: 5px;
    text-decoration: none;
    display: inline-block;
    transition: 0.3s;
}

.btn-primary {
    background: #2563eb;
    color: #fff;
}

.btn-primary:hover {
    background: #1e40af;
}

/* Header */
.header {
    background: #0f172a;
    color: #fff;
    padding: 20px 0;
}

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

.logo span {
    color: #38bdf8;
}

.header nav a {
    color: #fff;
    margin-left: 20px;
    text-decoration: none;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #2563eb, #38bdf8);
    color: #fff;
    padding: 100px 0;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

/* Serviços */
.services {
    padding: 80px 0;
    background: #f8fafc;
}

.services h2 {
    text-align: center;
    margin-bottom: 50px;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.card h3 {
    margin-bottom: 15px;
    color: #2563eb;
}

/* Sobre */
.about {
    padding: 80px 0;
    text-align: center;
}

/* Contato */
.contact {
    padding: 80px 0;
    background: #0f172a;
    color: #fff;
}

.contact form {
    max-width: 500px;
    margin: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact input,
.contact textarea {
    padding: 12px;
    border-radius: 5px;
    border: none;
}

.contact textarea {
    min-height: 120px;
}

/* Footer */
.footer {
    background: #020617;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}