:root {
    --bg-color: #0d1117; /* Fundo escuro do GitHub/exemplo */
    --text-color: #f0f6fc; /* Texto quase branco */
    --accent-color: #58a6ff; /* Cor de destaque (links) */
    --hover-color: #f0f6fc; /* Cor de texto no hover */
    --font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    box-sizing: border-box;
}

/* --- Cabeçalho (Header) --- */
.main-header {
    width: 100%;
    padding: 1.5rem 0;
    position: absolute; /* Fixa-o no topo sobre o conteúdo */
    top: 0;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between; /* Alinha nome à esq, links à dir */
    align-items: center;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--text-color);
    text-decoration: none;
}

.nav-links a {
    color: #a0a0a0; /* Cor secundária para os menus */
    text-decoration: none;
    margin-left: 1.5rem; /* Espaço entre as abas */
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 1px; /* Espaçamento de letras como no exemplo */
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--text-color); /* Fica branco no hover */
}

/* --- Conteúdo Central (Hero) --- */
.hero-container {
    flex: 1; /* Ocupa o resto da altura da janela */
    display: flex;
    justify-content: center;
    align-items: center; /* Centraliza tudo na vertical e horizontal */
    padding-top: 6rem; /* Compensa o header absoluto */
}

.hero-content {
    text-align: center; /* Centraliza o texto */
    max-width: 700px;
    padding: 2rem;
}

.profile-pic {
    width: 120px; /* Tamanho da foto do exemplo */
    height: 120px;
    border-radius: 50%; /* Torna-a circular */
    object-fit: cover;
    border: 2px solid #30363d; /* Borda subtil */
    margin-bottom: 1.5rem;
}

.hero-name {
    font-size: 3rem; /* Nome grande e impactante */
    margin: 0.5rem 0;
    color: var(--text-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #8b949e;
    font-weight: 300;
    margin-bottom: 2rem;
}

/* --- Ícones Sociais --- */
.social-icons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-icons a {
    color: #a0a0a0;
    font-size: 1.5rem;
    text-decoration: none;
    position: relative; /* Essencial para alinhar o texto por baixo do ícone */
    transition: color 0.2s ease, transform 0.2s ease;
}

.social-icons a:hover {
    color: #ffffff;
    transform: translateY(-2px);
}

/* Tooltip flutuante */
.social-icons a::after {
    content: attr(data-tooltip);
    position: absolute;
    top: 140%; /* Posiciona abaixo do ícone */
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    
    background-color: #161b22;
    color: #58a6ff;
    font-size: 0.75rem;
    font-family: monospace;
    padding: 4px 8px;
    border-radius: 6px;
    border: 1px solid #30363d;
    white-space: nowrap;
    
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    z-index: 100;
}

/* Revela o texto no hover */
.social-icons a:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: #0d1117;
}