/* --- Configurações Globais --- */
:root {
    --bg-color: #0d1117;
    --text-color: #c9d1d9;
    --accent-color: #58a6ff;
    --card-bg: #161b22;
}

/* Garante que o menu ocupe a largura toda sem estourar e rola suavemente */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; 
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    padding-top: 50px; /* Impede que o cabeçalho fique escondido debaixo do menu fixo */
    line-height: 1.6;
}

/* --- Menu Fixo --- */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%; /* Força a barra a ir de ponta a ponta na tela */
    background-color: #0a192f;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    padding: 12px 0;
    border-bottom: 2px solid var(--accent-color);
}

.nav-container {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

.top-nav a {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #ccd6f6;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9em;
    padding: 6px 15px;
    border-radius: 6px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.top-nav a:hover {
    color: var(--accent-color);
    background-color: rgba(88, 166, 255, 0.1);
    border-color: rgba(88, 166, 255, 0.3);
    transform: translateY(-2px);
}

/* --- Cabeçalho Principal com Foto --- */
header {
    background-color: #0a192f;
    padding: 60px 0 50px 0;
    text-align: center;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.profile-pic {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255, 255, 255, 0.2);
}

.header-text {
    text-align: left;
}

header h1 {
    margin: 0;
    color: #ffffff;
    font-size: 2.5em;
    letter-spacing: 1px;
}

.subtitle {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 15px;
    margin-top: 10px;
    color: #8892b0;
    font-size: 1.1em;
}

.divider {
    height: 18px;
    width: 2px;
    background-color: var(--accent-color);
    border-radius: 2px;
}

/* --- Corpo e Seções --- */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

section {
    margin: 60px 0;
}

h2 {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--accent-color);
    border-bottom: 2px solid #30363d;
    padding-bottom: 10px;
}

.icon {
    stroke: var(--accent-color);
}

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

.card {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #30363d;
    transition: transform 0.2s;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card .btn {
    margin-top: auto; 
}

.card h3 {
    margin-top: 0;
    color: #ffffff;
}

/* Alinhamento do ícone de localização no card */
.location {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #8892b0;
    margin-bottom: 20px;
}

.location svg {
    stroke: var(--accent-color);
}

.btn {
    display: inline-block;
    margin-top: 15px;
    padding: 8px 15px;
    background-color: var(--accent-color);
    color: #000;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
}

.btn:hover {
    background-color: #3182ce;
    color: #fff;
}

/* --- Seção de Idiomas --- */
.grid-idiomas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.card-idioma {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 25px 20px;
}

.lang-icon {
    stroke: var(--accent-color);
    margin-bottom: 12px;
}

.card-idioma h3 {
    margin: 5px 0 8px 0;
    color: #ffffff;
    font-size: 1.2em;
}

.card-idioma .nivel {
    color: #8892b0;
    margin: 0;
    font-weight: 500;
}

/* --- Rodapé --- */
footer {
    text-align: center;
    background-color: #0a192f;
    padding: 60px 20px 20px;
    margin-top: 60px;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.footer-content h3 {
    color: #ffffff;
    margin: 0 0 10px 0;
    font-size: 1.5em;
}

.footer-content p {
    color: #8892b0;
    margin: 0 0 25px 0;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: rgba(255, 255, 255, 0.05);
    color: #ccd6f6;
    border-radius: 8px; 
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--accent-color);
    color: #000;
    border-color: var(--accent-color);
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid #30363d;
    font-size: 0.9em;
    color: #8b949e;
}

/* Responsividade para telemóveis no cabeçalho */
@media (max-width: 600px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    .header-text {
        text-align: center;
    }
    .subtitle {
        justify-content: center;
    }
}