/* Identidade Visual Akiz */
:root {
    --bg-dark: #0f172a;
    --accent-neon: #00ffcc;
    --text-main: #ffffff;
    --text-sub: #94a3b8; /* Cinza claro para subtítulos e descrições */
    
    /* Cores de apoio semântico deixadas preparadas */
    --purple-soft: #a78bfa;
    --mint-green: #6ee7b7;
    --coral-red: #fb7185;

    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', 'Segoe UI', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    /* Um gradiente sutil no fundo para não ficar um azul chapado */
    background: radial-gradient(circle at top, #1e293b, var(--bg-dark));
}

header {
    text-align: center;
    margin-bottom: 50px;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 10px;
    color: var(--text-main);
}

.subtitle {
    color: var(--text-sub);
    font-size: 1.1rem;
    font-weight: 400;
}

/* Container do Hub */
.hub-container {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 1000px;
}

/* Cards com Glassmorphism */
.card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    width: 280px;
    padding: 40px 20px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    text-align: center;
}

/* Efeito Neon e Sombra ao passar o mouse */
.card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-neon);
    background: rgba(0, 255, 204, 0.05); /* Fundo dá uma leve esverdeada */
    box-shadow: 0 0 25px rgba(0, 255, 204, 0.2);
}

.card h2 {
    color: var(--accent-neon);
    margin-bottom: 15px;
    font-size: 1.8rem;
    font-weight: 600;
}

.card p {
    color: var(--text-sub);
    font-size: 0.95rem;
    line-height: 1.6;
}

footer {
    margin-top: 60px;
    font-size: 0.85rem;
    color: var(--text-sub);
}