:root {
    --fonte-titulos: 'Poppins', sans-serif;
    --texto: 'Inter', sans-serif;
    --cor-primaria: #1E3A8A;
    --cor-secundaria: #2563EB;
    --cor-destaque: #FBBF24;
    --bg-principal: #F9FAFB;
    --cor-texto: #111827;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-principal);
    color: var(--cor-texto);
    font-family: var(--texto);
    line-height: 1.6;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.menu a {
    position: fixed;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--cor-primaria);
    color: white;
    padding: 10px 22px;
    border-radius: 8px;
    font-family: var(--fonte-titulos);
    font-weight: 600;
    letter-spacing: 0.3px;
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.25);
    z-index: 999;
    transition: all 0.3s ease;
    text-decoration: none;
}

.menu a:hover {
    background: var(--cor-destaque);
    transform: translateX(-50%) scale(1.05);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
}


header {
    text-align: center;
    margin-bottom: clamp(2.5rem, 8vw, 3.5rem); 
    margin-top: clamp(3rem, 10vw, 5rem);      
}

header h1 {
    font-family: var(--fonte-titulos);
    color: var(--cor-primaria);
    font-size: clamp(1.8rem, 5vw, 2.5rem); 
    margin-bottom: 0.5rem;
}

header p {
    color: #374151;
    font-size: clamp(0.95rem, 2.5vw, 1.1rem); 
    max-width: 600px;
    margin: 0 auto;
}

.options-menu {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.option-card {
    background-color: #fff;
    text-decoration: none;
    color: var(--cor-texto);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid #E5E7EB;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    flex: 1 1 250px;      
    max-width: 350px;    
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.option-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(37, 99, 235, 0.1);
    border-color: var(--cor-secundaria);
}

.option-card h2 {
    font-family: var(--fonte-titulos);
    color: var(--cor-primaria);
    margin-top: 0;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.option-card p {
    font-size: 0.9rem;
    color: #4B5563;
    margin: 0;
}

footer {
    text-align: center;
    margin-top: 4rem;
    padding-top: 1.5rem;
    border-top: 1px solid #E5E7EB;
    font-size: 0.9rem;
    color: #6B7280;
}