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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #ffffff;
    color: #444;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

/* Fondo con degradado suave */
.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top, #f5f5f5 0%, #ffffff 60%),
                linear-gradient(135deg, #fafafa, #f0f0f0);
    z-index: -1;
}

.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 20px;
}

.logo img {
    width: 280px;
    max-width: 80%;
    height: auto;
    margin-bottom: 30px;
    filter: grayscale(100%);
    opacity: 0.95;
}

.mensaje {
    font-size: 16px;
    line-height: 1.7;
    color: #666;
    max-width: 520px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    font-size: 13px;
    color: #999;
    border-top: 1px solid #eee;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(2px);
}