/* TIPOGRAFÍA */
@font-face {
    font-family: 'UniversoRetro';
    src: url('Tipografia/VT323-Regular.ttf') format('truetype');
    font-display: swap;
}

/* BASE */
html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: black;
    font-family: 'UniversoRetro', monospace;
    cursor: none !important;
}

/* FIX CRÍTICO */
.hidden {
    display: none !important;
}

/* MANTENIMIENTO */
#mantenimiento {
    position: fixed;
    top: 0; left: 0;
    width: 100vw;
    height: 100vh;
    background: black;
    display: none;
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.mant-frame {
    border: 3px solid #00cfff;
    padding: 20px 30px;
    border-radius: 8px;
    background: #000;
    box-shadow: 0 0 20px rgba(0,200,255,0.6);
    text-align: center;
}

.mant-title {
    color: #ff6a00;
    font-size: 2rem;
    margin-bottom: 10px;
}

.mant-text,
.mant-sub {
    color: #00cfff;
    font-size: 1.1rem;
}

/* INTRO */
#intro-container {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    z-index: 0 !important;
    pointer-events: none;
}

/* SLIDE 1 */
#slide-1 {
    position: fixed;
    width: 100vw; height: 100vh;
    background: transparent;
    z-index: 5 !important;
}

.slide.hidden { display: none !important; }
.slide.active { display: block; }

/* Cursor oculto */
#slide-1, #slide-1 * { cursor: none !important; }

/* CENTRADO */
#slide-1-centro {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

/* TÍTULO (NARANJA) */
#contenedor-titulo {
    background: url('web/fondo_estelar_tituloSlide1.jpg') center/cover;
    border: 4px solid #ff6a00;
    border-radius: 8px;
    padding: 18px 32px;
    width: 70vw;
    max-width: 380px;
    text-align: center;
}

#titulo-universo {
    font-size: 2.6rem;
    color: #ff6a00;
    text-shadow:
        -3px -3px 0 black,
         3px -3px 0 black,
        -3px  3px 0 black,
         3px  3px 0 black,
         0 0 10px #ff6a00,
         0 0 18px #ff6a00;
    animation: pulsoNaranja 1.8s infinite ease-in-out;
}

/* BOTÓN (NARANJA) */
#contenedor-boton {
    background: black;
    border: 4px solid #ff6a00;
    border-radius: 8px;
    width: 60vw;
    max-width: 320px;
}

/* TIPOGRAFÍA DEL BOTÓN */
#contenedor-boton *,
#boton-principal {
    font-family: 'UniversoRetro', monospace !important;
    font-weight: normal;
    letter-spacing: 1px;
}

#boton-principal {
    width: 100%;
    font-size: 1.8rem;
    background: black;
    color: #ff6a00;
    border: none;
    padding: 12px 0;
    text-shadow: 0 0 10px #ff6a00;
    animation: pulsoNaranja 1.8s infinite ease-in-out;
}

/* TEXTO AYUDA */
#texto-ayuda-pc {
    position: fixed;
    bottom: 10vh;
    left: 50%;
    transform: translateX(-50%);
    color: #00cfff;
    text-shadow: 0 0 8px #00cfff;
    font-size: 1.2rem;
    z-index: 10 !important;
}

/* CONFIGURACIÓN (AZUL) */
#settings-btn {
    position: fixed;
    top: 20px; right: 20px;
    font-size: 1.8rem;
    color: #ff6a00;
    text-shadow: 0 0 10px #ff6a00;
    animation: girarEngranaje 6s linear infinite;
    cursor: pointer;
    z-index: 10 !important;
}

#settings-panel {
    position: fixed;
    top: 65px; right: 20px;
    background: black;
    border: 3px solid #00cfff;
    border-radius: 8px;
    padding: 20px;
    min-width: 240px;
    box-shadow: 0 0 20px rgba(0,200,255,0.6);
    z-index: 10 !important;
}

.settings-titulo {
    font-size: 1.2rem;
    color: #00cfff;
    margin-bottom: 10px;
}

.control-item {
    background: rgba(0,0,0,0.6);
    border: 2px solid #00cfff;
    padding: 6px 10px;
    border-radius: 6px;
    margin: 6px 0;
    color: #00cfff;
    text-shadow: 0 0 6px #00cfff;
}

/* BOTÓN MUTE (AZUL) */
#toggle-musica {
    background: black;
    border: 3px solid #00cfff;
    padding: 8px 12px;
    border-radius: 6px;
    color: #00cfff;
    text-shadow: 0 0 8px #00cfff;
    cursor: pointer;
    transition: transform 0.1s ease, box-shadow 0.1s ease;
}

#toggle-musica:active {
    transform: scale(0.92);
    box-shadow: 0 0 12px #00cfff;
}

/* FULLSCREEN MÓVIL */
#btn-exit-fullscreen {
    display: none;
}

/* HYPERSPACE */
#hyperCanvas {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    display: none;
    background: black;
    cursor: none;
    z-index: 9999 !important;
}

/* ANIMACIONES */
@keyframes pulsoNaranja {
    0% { filter: brightness(1); }
    50% { filter: brightness(1.25); }
    100% { filter: brightness(1); }
}

@keyframes girarEngranaje {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}