:root {
    --bg-main: #0f172a;
    --bg-card: #1e293b;
    --accent: #38bdf8;
    --text-main: #f9fafb;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
}

.login-bg {
    background-image: linear-gradient(rgba(15, 23, 42, 0.4), rgba(15, 23, 42, 0.8)), url('../img/fondo_login.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

input:focus {
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}