/* Importar fuentes futuristas / Cyberpunk desde Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@500;700;900&family=Rajdhani:wght@500;600;700&display=swap');

/* Paleta de Colores Cyberpunk + PCB Circuitos */
:root {
    --yellow-edgerunner: #fcee0a;
    --cyan-lucy: #00f0ff;
    --cyan-glow: #00ffca;
    --pink-magenta: #ff0055;
    --red-warning: #ff1e27;
    --bg-dark: #04080e;
    --card-bg: rgba(8, 12, 18, 0.93);
    --text-white: #f3f4f6;
    --text-dim: #9ca3af;
}

/* Estructura Base y Fondo Combinado */
body {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.1rem;
    background-color: var(--bg-dark);
    color: var(--text-white);
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;

    /* Gradiente de fondo con destellos turquesa/cian */
    background-image: 
        radial-gradient(ellipse at 50% 0%, rgba(0, 240, 255, 0.25) 0%, transparent 65%),
        radial-gradient(circle at 50% 50%, rgba(252, 238, 10, 0.08) 0%, transparent 60%),
        radial-gradient(circle at 80% 90%, rgba(0, 255, 202, 0.12) 0%, transparent 50%);
    background-size: 100% 100%;
}

/* Patrón de Circuitos Digitales en Neón Cian (Capa Base de Fondo) */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="200" height="200" viewBox="0 0 200 200"><g stroke="%2300f0ff" stroke-width="1.5" fill="none" opacity="0.4"><path d="M 20 0 V 40 L 50 70 H 100 L 120 90 V 140"/><path d="M 70 0 V 30 L 90 50 H 150 L 170 70 V 120"/><path d="M 140 0 V 20 L 160 40 H 190"/><path d="M 0 80 H 30 L 60 110 V 180"/><path d="M 110 200 V 160 L 140 130 H 180"/><circle cx="50" cy="70" r="3" fill="%2300f0ff"/><circle cx="120" cy="90" r="3" fill="%2300ffca"/><circle cx="90" cy="50" r="3" fill="%2300f0ff"/><circle cx="170" cy="70" r="3" fill="%2300ffca"/><circle cx="60" cy="110" r="3" fill="%2300f0ff"/><circle cx="140" cy="130" r="3" fill="%2300ffca"/></g></svg>');
    background-repeat: repeat-x;
    background-position: top center;
    background-size: 350px 350px;
    pointer-events: none;
    z-index: 1;
    animation: circuitJitter 5s steps(1) infinite;
}

/* EFECTO TELE VIEJA / RUIDO ESTÁTICO DE TELEVISOR CIAN TRANSPARENTE */
body::after {
    content: "";
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    
    background: 
        repeating-linear-gradient(
            0deg,
            rgba(0, 240, 255, 0.05),
            rgba(0, 240, 255, 0.05) 1px,
            transparent 1px,
            transparent 3px
        ),
        repeating-linear-gradient(
            90deg,
            rgba(0, 0, 0, 0.15) 0px,
            rgba(0, 0, 0, 0.15) 1px,
            transparent 1px,
            transparent 2px
        ),
        radial-gradient(circle, rgba(0, 240, 255, 0.08) 1px, transparent 1px);
    
    background-size: 100% 100%, 3px 3px, 4px 4px;
    opacity: 0.65;
    pointer-events: none;
    z-index: 2;
    animation: tvStatic 0.15s steps(3) infinite;
}

/* Animación de Parpadeo y Salto Rápido Tipo Estática de Tele */
@keyframes tvStatic {
    0% { transform: translate(0, 0); }
    10% { transform: translate(-3px, 2px); }
    20% { transform: translate(2px, -4px); }
    30% { transform: translate(-4px, 1px); }
    40% { transform: translate(3px, -2px); }
    50% { transform: translate(-1px, 4px); }
    60% { transform: translate(4px, -1px); }
    70% { transform: translate(-2px, -3px); }
    80% { transform: translate(1px, 3px); }
    90% { transform: translate(-3px, -2px); }
    100% { transform: translate(0, 0); }
}

/* Temblor en Fondo de Circuitos */
@keyframes circuitJitter {
    0%, 100% { transform: translate(0, 0); opacity: 0.5; }
    10% { transform: translate(-2px, 1px); opacity: 0.8; }
    11% { transform: translate(2px, -1px); opacity: 0.4; }
    30% { transform: translate(1px, -2px); opacity: 0.7; }
    50% { transform: translate(-1px, 2px); opacity: 0.5; }
    70% { transform: translate(3px, 1px); opacity: 0.9; }
    72% { transform: translate(-3px, -1px); opacity: 0.3; }
}

/* Elemento de Advertencia Background */
.warning-bg {
    position: fixed;
    top: 55%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 26vh;
    color: var(--red-warning);
    opacity: 0.14;
    text-shadow: -4px 0 var(--cyan-lucy), 4px 0 var(--pink-magenta);
    pointer-events: none;
    z-index: 0;
    user-select: none;
    animation: warningGlitch 4s steps(1) infinite;
}

@keyframes warningGlitch {
    0%, 100% { transform: translate(-50%, -50%); }
    20% { transform: translate(-52%, -50%) skewX(-12deg); }
    22% { transform: translate(-48%, -49%) skewX(12deg); }
    60% { transform: translate(-51%, -51%); }
    62% { transform: translate(-49%, -48%); }
}

/* Header con Borde en Temblor */
header {
    background-color: var(--card-bg);
    border-bottom: 3px solid var(--yellow-edgerunner);
    padding: 1rem 2rem;
    z-index: 20;
    position: relative;
    backdrop-filter: blur(6px);
    animation: borderJitterYellow 4s steps(1) infinite;
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--yellow-edgerunner);
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 2px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-shadow: -2px 0 var(--pink-magenta), 2px 0 var(--cyan-lucy);
    animation: textJitter 3.5s steps(1) infinite;
}

.logo::before {
    content: "🔌";
    font-size: 1.3rem;
}

nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

nav a {
    font-family: 'Orbitron', sans-serif;
    color: var(--cyan-lucy);
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.95rem;
    letter-spacing: 1px;
    transition: all 0.2s ease;
    text-shadow: -1px 0 var(--pink-magenta), 1px 0 var(--yellow-edgerunner);
    animation: textJitter 4.2s steps(1) infinite;
    white-space: nowrap;
}

nav a:hover {
    color: var(--yellow-edgerunner);
    text-shadow: -3px 0 var(--pink-magenta), 3px 0 var(--cyan-lucy);
}

/* Contenido Principal */
main {
    flex: 1;
    max-width: 1100px;
    width: 100%;
    margin: 3rem auto;
    padding: 0 1.5rem;
    box-sizing: border-box;
    z-index: 20;
}

/* Tarjeta Principal con Borde Tembloroso */
.card {
    background-color: var(--card-bg);
    border: 2px solid var(--cyan-lucy);
    clip-path: polygon(0 0, 97% 0, 100% 3%, 100% 100%, 3% 100%, 0 97%);
    padding: 2.5rem;
    position: relative;
    backdrop-filter: blur(8px);
    animation: frameJitter 4s steps(1) infinite;
}

/* ANIMACIONES DE TEMBLOR / JITTER */

@keyframes frameJitter {
    0%, 100% {
        transform: translate(0, 0);
        border-color: var(--cyan-lucy);
        box-shadow: -3px 0 var(--pink-magenta), 3px 0 var(--cyan-lucy);
    }
    8% {
        transform: translate(-2px, 1px) skewX(-1deg);
        border-color: var(--pink-magenta);
        box-shadow: 3px -1px var(--yellow-edgerunner), -3px 1px var(--cyan-lucy);
    }
    10% {
        transform: translate(1px, -1px);
        border-color: var(--cyan-lucy);
        box-shadow: -2px 0 var(--pink-magenta), 2px 0 var(--cyan-lucy);
    }
    42% {
        transform: translate(-1px, 1px);
        border-color: var(--yellow-edgerunner);
        box-shadow: 2px 0 var(--pink-magenta), -2px 0 var(--cyan-glow);
    }
    44% {
        transform: translate(0, 0);
        border-color: var(--cyan-lucy);
    }
    85% {
        transform: translate(2px, -1px) skewX(1deg);
        border-color: var(--pink-magenta);
        box-shadow: -3px 0 var(--yellow-edgerunner), 3px 0 var(--cyan-lucy);
    }
    87% {
        transform: translate(0, 0);
    }
}

@keyframes borderJitterYellow {
    0%, 100% {
        transform: translate(0, 0);
        border-bottom-color: var(--yellow-edgerunner);
        box-shadow: 0 3px 0 var(--pink-magenta);
    }
    15% {
        transform: translate(-1px, 1px);
        border-bottom-color: var(--pink-magenta);
        box-shadow: -2px 1px 0 var(--cyan-lucy);
    }
    17% {
        transform: translate(0, 0);
        border-bottom-color: var(--yellow-edgerunner);
    }
    65% {
        transform: translate(1px, -1px);
        border-bottom-color: var(--cyan-lucy);
        box-shadow: 2px -1px 0 var(--pink-magenta);
    }
    67% {
        transform: translate(0, 0);
    }
}

@keyframes textJitter {
    0%, 100% {
        transform: translate(0, 0);
        text-shadow: -2px 0 var(--pink-magenta), 2px 0 var(--cyan-lucy);
    }
    12% {
        transform: translate(-2px, 1px);
        text-shadow: 2px 0 var(--yellow-edgerunner), -2px 0 var(--pink-magenta);
    }
    14% {
        transform: translate(0, 0);
        text-shadow: -2px 0 var(--pink-magenta), 2px 0 var(--cyan-lucy);
    }
    55% {
        transform: translate(1px, -1px);
        text-shadow: -2px 0 var(--cyan-glow), 2px 0 var(--yellow-edgerunner);
    }
    57% {
        transform: translate(0, 0);
    }
}

h1 {
    font-family: 'Orbitron', sans-serif;
    color: var(--yellow-edgerunner);
    font-size: 2.2rem;
    font-weight: 900;
    text-transform: uppercase;
    margin-top: 0;
    letter-spacing: 2px;
    text-shadow: -2px 0 var(--pink-magenta), 2px 0 var(--cyan-lucy);
    animation: textJitter 3.2s steps(1) infinite;
}

h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--cyan-lucy);
    font-size: 1.4rem;
    text-transform: uppercase;
    margin-top: 1.8rem;
    letter-spacing: 1px;
    text-shadow: -2px 0 var(--pink-magenta), 2px 0 var(--yellow-edgerunner);
    animation: textJitter 4.5s steps(1) infinite;
}

ul {
    line-height: 1.8;
    list-style: none;
    padding-left: 0;
}

ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.6rem;
}

ul li::before {
    content: "►";
    position: absolute;
    left: 0;
    color: var(--pink-magenta);
    text-shadow: -1px 0 var(--cyan-lucy), 1px 0 var(--yellow-edgerunner);
    animation: textJitter 3.8s steps(1) infinite;
}

code {
    font-family: 'Orbitron', monospace;
    background-color: rgba(252, 238, 10, 0.15);
    color: var(--yellow-edgerunner);
    padding: 0.2rem 0.6rem;
    border: 1px solid var(--yellow-edgerunner);
    font-size: 0.9rem;
    text-shadow: -1px 0 var(--pink-magenta), 1px 0 var(--cyan-lucy);
    animation: textJitter 5s steps(1) infinite;
}

/* Footer */
footer {
    background-color: var(--card-bg);
    border-top: 2px solid var(--pink-magenta);
    text-align: center;
    padding: 1.5rem;
    color: var(--text-dim);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    letter-spacing: 1px;
    z-index: 20;
    box-shadow: 0 -2px 0 var(--cyan-lucy);
    animation: borderJitterYellow 4.8s steps(1) infinite;
}

/* --- REGLAS RESPONSIVAS PARA DISPOSITIVOS MÓVILES --- */
@media (max-width: 768px) {
    header {
        padding: 0.8rem 1rem;
    }

    .nav-container {
        flex-direction: column;
        align-items: center;
        gap: 0.6rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    nav {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.8rem 1.2rem;
        width: 100%;
    }

    nav a {
        font-size: 0.8rem;
        margin-left: 0;
        padding: 0.2rem 0.4rem;
        letter-spacing: 0.5px;
    }

    main {
        margin: 1.5rem auto;
        padding: 0 0.8rem;
    }

    .card {
        padding: 1.2rem;
        clip-path: polygon(0 0, 95% 0, 100% 2%, 100% 100%, 2% 100%, 0 98%);
    }

    h1 {
        font-size: 1.5rem;
        letter-spacing: 1px;
    }

    h2 {
        font-size: 1.1rem;
    }

    .warning-bg {
        font-size: 16vh;
    }
}