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

html {
    scroll-behavior: smooth;
}

body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #111827;
    background: #f9fafb;
    line-height: 1.6;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Cabeçalho */
.hero {
    background: #111827;
    color: #fff;
    padding: 80px 0 60px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}

.hero .subtitle {
    font-size: 1rem;
    color: #9ca3af;
    margin-bottom: 20px;
}

.hero .tagline {
    font-size: 0.95rem;
    color: #d1d5db;
}

/* Intro */
.intro {
    padding: 40px 0;
    background: #fff;
    border-bottom: 1px solid #e5e7eb;
}

.intro p {
    font-size: 1.05rem;
    color: #374151;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}

/* Serviços */
.services {
    padding: 64px 0;
    background: #f9fafb;
}

.services h2 {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.card {
    background: #fff;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
    border-top: 3px solid #111827;
}

.card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #111827;
}

.card p {
    font-size: 0.92rem;
    color: #6b7280;
}

/* Contacto */
.contact {
    padding: 64px 0;
    background: #fff;
    text-align: center;
    border-top: 1px solid #e5e7eb;
}

.contact h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact > .container > p {
    font-size: 1rem;
    color: #374151;
    margin-bottom: 24px;
}

.contact-list {
    list-style: none;
    display: inline-block;
    text-align: left;
    margin-bottom: 32px;
}

.contact-list li {
    font-size: 0.98rem;
    color: #374151;
    padding: 4px 0;
}

.contact-list a {
    color: #1d4ed8;
    text-decoration: none;
}

.contact-list a:hover {
    text-decoration: underline;
}

.cta {
    margin-top: 8px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    background: #111827;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.15s;
}

.btn:hover {
    background: #1f2937;
}

/* Rodapé */
footer {
    padding: 40px 0;
    background: #111827;
    color: #9ca3af;
    text-align: center;
    font-size: 0.85rem;
}

footer p {
    margin: 2px 0;
}

footer strong {
    color: #fff;
}

footer .muted {
    margin-top: 16px;
    color: #6b7280;
    font-size: 0.8rem;
}

/* Responsivo */
@media (max-width: 600px) {
	.hero {
		background: #111827;
		color: #fff;
		padding: 80px 0 60px;
		text-align: center;
		position: relative;
	}
    .hero h1 {
        font-size: 2.2rem;
    }
    .services,
    .contact {
        padding: 48px 0;
    }
}

/* Seletor de idioma */
.lang-switch {
    position: absolute;
    top: 20px;
    right: 24px;
    display: flex;
    gap: 8px;
    font-size: 0.85rem;
}

.lang-switch a {
    color: #9ca3af;
    text-decoration: none;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
}

.lang-switch a:hover {
    color: #fff;
    background: #1f2937;
}

.lang-switch a.active {
    color: #fff;
    background: #374151;
    font-weight: 600;
}

/* Formulário de contacto */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    margin-bottom: 4px;
    color: #374151;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.95rem;
    box-sizing: border-box;
    background: #fff;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #111827;
    box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.1);
}

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

/* Botões do formulário alinhados à esquerda */
form p {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 8px;
}

/* Formulário de contacto — alinhamento à esquerda */
.contact form {
    text-align: left;
}

.contact form .form-group label,
.contact form .form-group input,
.contact form .form-group textarea {
    text-align: left;
}

.contact form p {
    justify-content: flex-start;
}

/* Sobre */
.about {
    padding: 64px 0;
    background: #fff;
    border-top: 1px solid #e5e7eb;
}

.about h2 {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 24px;
}

.about p {
    font-size: 1rem;
    color: #374151;
    max-width: 720px;
    margin: 0 auto 12px;
    text-align: center;
}