:root {
    --bg-color: #f8f9fa;
    --text-dark: #1a202c;
    --text-light: #4a5568;
    --primary: #3870d8;      /* Azul Tech */
    --primary-dark: #2c5282; /* Azul Escuro (Botão) */
    --input-border: #e2e8f0;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;
}

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

html {
    overflow-y: scroll; 
}

body {
    background-color: var(--bg-color);
    color: var(--text-dark);
    font-family: var(--font-body);
    line-height: 1.6;
    display: flex; flex-direction: column; min-height: 100vh;
}

/* NAVBAR (Padrão) */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    
    /* MUDANÇAS AQUI PARA O DESTAQUE */
    background-color: #ffffff;        /* Fundo branco destaca do cinza do site */
    border-bottom: 1px solid #e2e8f0; /* Linha sutil para separar */
    box-shadow: 0 2px 4px rgba(0,0,0,0.04); /* Sombra leve para dar profundidade */
}
.logo { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; display: flex; gap: 10px; align-items: center; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { text-decoration: none; color: var(--text-light); transition: 0.3s; }
.nav-links a:hover, .nav-links a.active { color: var(--primary); font-weight: bold; }
.nav-icons a { margin-left: 10px; color: var(--text-dark); }

/* HEADER */
.contact-header { text-align: center; padding: 3rem 5% 2rem; }
.contact-header h1 { font-family: var(--font-heading); font-size: 3rem; color: var(--primary-dark); margin-bottom: 1rem; }
.contact-header p { color: var(--text-light); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

/* CARD FORMULÁRIO */
.container {
    flex: 1; /* Empurra o footer para baixo */
    display: flex; justify-content: center; padding: 0 5% 4rem;
}

.contact-card {
    background: white;
    width: 100%; max-width: 800px;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
    border: 1px solid #f0f0f0;
}

/* CAMPOS DO FORMULÁRIO */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 1.5rem; display: flex; flex-direction: column; }

label {
    font-size: 0.9rem; font-weight: bold; margin-bottom: 0.5rem; color: #2d3748;
}

input, textarea {
    padding: 12px 16px;
    border: 1px solid var(--input-border);
    border-radius: 6px;
    font-size: 1rem; color: var(--text-dark);
    font-family: var(--font-body);
    transition: all 0.2s;
    background: #fff;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(56, 112, 216, 0.1);
}

textarea { resize: vertical; min-height: 120px; }

/* BOTÃO ENVIAR */
.btn-submit {
    width: 100%;
    padding: 15px;
    background-color: var(--primary-dark);
    color: white;
    font-size: 1rem; font-weight: bold;
    border: none; border-radius: 6px;
    cursor: pointer; transition: background 0.3s;
    margin-top: 10px;
}

.btn-submit:hover { background-color: #1a365d; }

.privacy-text { text-align: center; font-size: 0.85rem; color: #a0aec0; margin-top: 1.5rem; }

/* BOTÃO WHATSAPP */
.whatsapp-float {
    position: fixed; bottom: 30px; right: 30px;
    background-color: #25d366; color: white;
    width: 60px; height: 60px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 30px; box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    transition: transform 0.3s; z-index: 100;

    text-decoration: none;
    border: none;
}
.whatsapp-float:hover { transform: scale(1.1); }

/* FOOTER */
footer { text-align: center; padding: 2rem; color: var(--text-light); font-size: 0.8rem; border-top: 1px solid #eee; }

/* MOBILE */
@media (max-width: 768px) {
    .navbar { flex-direction: column; gap: 15px; }
    .contact-card { padding: 1.5rem; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .contact-header h1 { font-size: 2.2rem; }
}