body {
    margin: 0;
    padding: 0;
    background: #000;
    color: #fff;
    font-family: 'Prompt', sans-serif;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-image: radial-gradient(#1a1a1a 1px, #000 1px);
    background-size: 20px 20px;
}

/* Logo */
.skynet-logo {
    position: relative;
    background: repeating-linear-gradient(#f00 0 1%, transparent 1% 2%);
    clip-path: polygon(50% 50%, 0% 100%, 100% 100%);
    width: 220px;
    height: 220px;
    animation: blink 1.5s infinite;
    margin-top: -300px;
    margin-bottom: 10px;
}

.skynet-logo::before {
    content: "";
    position: absolute;
    background: transparent;
    transform: rotate(45deg);
    border: solid #000 22px;
    bottom: 22%;
    left: 0;
    right: 0;
    margin: auto;
    width: 50px;
    height: 50px;
}

.skynet-logo::after {
    content: "";
    position: absolute;
    background: #000;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    width: 22px;
    height: 18%;
}

/* Título */
.skynet-text {
    font-family: 'Terminator Real NFI', sans-serif;
    font-size: 2.5rem;
    color: white;
    margin: 5px 0 20px;
    text-align: center;
}

/* Animación de consola */
.console-line {
    color: #ff0000;
    font-family: monospace;
    font-size: 0.9rem;
    text-align: center;
    margin-bottom: 20px;
    animation: flicker 2.5s infinite;
}

/* Formulario flotante */
form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 338px;
    align-items: center;
}

form label {
    color: #ff5555;
    font-weight: bold;
    font-size: 0.9rem;
    font-family: 'Terminator Real NFI', sans-serif;
    align-self: flex-start;
}

form input {
    background-color: #111;
    border: 2px solid #ff0000;
    color: #fff;
    padding: 10px;
    font-size: 1rem;
    font-family: monospace;
    border-radius: 4px;
    width: 100%;
    transition: all 0.3s ease;
}

form input:focus {
    outline: none;
    border-color: #ff4444;
    box-shadow: 0 0 5px #ff0000;
}

/* Botones alineados */
.button-row {
    display: flex;
    gap: 12px;
    width: 100%;
    justify-content: center;
    margin-top: 10px;
}

/* Estilo para ENTER */
.button-row button {
    width: 100%;
    text-align: center;
    padding: 12px;
    border: 2px solid #ff0000;
    font-family: 'Terminator Real NFI', sans-serif;
    font-size: 1rem;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #000;
    color: #ff0000;
    animation: pulse-glow 2s infinite;
}

.button-row button:hover {
    background: #ff0000;
    color: #000;
    box-shadow: 0 0 10px #ff0000;
}

.button-enter {
    width: 100%;
    text-align: center;
    padding: 12px;
    border: 2px solid #ff0000;
    font-family: 'Terminator Real NFI', sans-serif;
    font-size: 1rem;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #000;
    color: #ff0000;
    animation: pulse-glow 2s infinite;
}

.button-enter:hover {
    background: #ff0000;
    color: #000;
    box-shadow: 0 0 10px #ff0000;
}

/* Error */
.error {
    color: #ff3333;
    background-color: #200;
    padding: 10px;
    margin-top: 10px;
    border-left: 4px solid #f00;
    font-family: monospace;
}

/* Animaciones */
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.2; }
}

@keyframes pulse-glow {
    0% { box-shadow: 0 0 5px #ff0000; }
    50% { box-shadow: 0 0 20px #ff0000, 0 0 40px #ff0000; }
    100% { box-shadow: 0 0 5px #ff0000; }
}

@keyframes flicker {
    0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% { opacity: 1; }
    20%, 22%, 24%, 55% { opacity: 0; }
}