/* =========================================================
   KENNY STUDIO — base.css
   Tokens de tema, reset, tipografía, utilidades y efectos.
   ========================================================= */

/* =========================================
   1. Tokens de color (tema oscuro por defecto)
   ========================================= */
:root {
    --bg-color: #030305;
    --text-color: #e0e0e0;
    --neon-cyan: #00ffcc;
    --neon-pink: #ff007f;
    --card-bg: rgba(10, 10, 15, 0.75);
    --terminal-bg: #000000;
    --terminal-text: #00ffcc;
    --transition: all 0.3s ease;

    /* Tipografías. Se conservan las variantes mono originales del sitio:
       no se unifican porque cambiarían el render de textos ya existentes. */
    --font-display: 'Rajdhani', sans-serif;
    --font-mono: 'Courier New', monospace;
    --font-led: 'Share Tech Mono', monospace;
}

/* =========================================
   2. Tokens de color (tema claro)
   ========================================= */
[data-theme="light"] {
    --bg-color: #e2e6f0;
    --text-color: #1a1a2e;
    --neon-cyan: #0055ff;
    --neon-pink: #d9005c;
    --card-bg: #ffffff;
    --terminal-bg: #ffffff;
    --terminal-text: #0055ff;
}

/* =========================================
   3. Reset y elementos base
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-display);
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: var(--transition);
    line-height: 1.6;
}

/* Salto accesible al contenido principal */
.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 11000;
    padding: 0.75rem 1.25rem;
    background: var(--neon-cyan);
    color: #000;
    font-family: var(--font-mono);
    text-decoration: none;
    border: 1px solid var(--neon-cyan);
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 1rem;
}

/* Foco visible y consistente */
:focus-visible {
    outline: 2px solid var(--neon-cyan);
    outline-offset: 3px;
}

/* =========================================
   4. Tipografía y utilidades
   ========================================= */
.neon-cyan-text {
    color: var(--neon-cyan);
    text-shadow: 0 0 8px rgba(0, 255, 204, 0.4);
}

.neon-pink-text {
    color: var(--neon-pink);
    text-shadow: 0 0 8px rgba(255, 0, 127, 0.4);
}

.gradient-text {
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-pink));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 600;
}

.dual-glow {
    filter: drop-shadow(0 0 15px rgba(0, 255, 204, 0.4)) drop-shadow(0 0 20px rgba(255, 0, 127, 0.3));
}

.section-title {
    text-align: left;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* =========================================
   5. Efecto glitch para textos
   ========================================= */
.glitch-text {
    position: relative;
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
}

.glitch-text::before,
.glitch-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.8;
}

.glitch-text::before {
    color: var(--neon-cyan);
    z-index: -1;
    transform: translate(-2px, 1px);
    animation: glitch-anim 3s infinite linear alternate-reverse;
}

.glitch-text::after {
    color: var(--neon-pink);
    z-index: -2;
    transform: translate(2px, -1px);
    animation: glitch-anim 2.5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip-path: inset(20% 0 80% 0); }
    20% { clip-path: inset(60% 0 10% 0); }
    40% { clip-path: inset(40% 0 50% 0); }
    60% { clip-path: inset(80% 0 5% 0); }
    80% { clip-path: inset(10% 0 70% 0); }
    100% { clip-path: inset(30% 0 50% 0); }
}

/* Glitch permanente con cortes horizontales */
.secret-glitch {
    position: relative;
    display: inline-block;
    color: var(--neon-pink) !important;
    text-shadow: 0 0 5px rgba(255, 0, 127, 0.4);
}

.secret-glitch::before,
.secret-glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    pointer-events: none;
}

.secret-glitch::before {
    color: var(--neon-cyan);
    left: -2px;
    animation: slice-glitch-1 2s infinite linear alternate-reverse;
}

.secret-glitch::after {
    color: var(--neon-pink);
    left: 2px;
    background: transparent;
    animation: slice-glitch-2 3s infinite linear alternate-reverse;
}

/* Fondos donde debe recortarse el glitch según el contexto */
[data-theme="light"] .secret-glitch::before { background: #e2e6f0; }
[data-theme="light"] .cyber-footer .secret-glitch::before { background: #f4f6f9; }
.navbar .secret-glitch::before { background: rgba(10, 10, 10, 0.9); }
[data-theme="light"] .navbar .secret-glitch::before { background: rgba(255, 255, 255, 0.9); }

@keyframes slice-glitch-1 {
    0% { clip-path: inset(10% 0 85% 0); transform: translateX(-2px); }
    20% { clip-path: inset(80% 0 5% 0); transform: translateX(2px); }
    40% { clip-path: inset(30% 0 60% 0); transform: translateX(-1px); }
    60% { clip-path: inset(90% 0 2% 0); transform: translateX(3px); }
    80% { clip-path: inset(15% 0 75% 0); transform: translateX(-2px); }
    100% { clip-path: inset(45% 0 45% 0); transform: translateX(1px); }
}

@keyframes slice-glitch-2 {
    0% { clip-path: inset(25% 0 65% 0); transform: translateX(2px); }
    20% { clip-path: inset(5% 0 90% 0); transform: translateX(-2px); }
    40% { clip-path: inset(55% 0 35% 0); transform: translateX(1px); }
    60% { clip-path: inset(75% 0 15% 0); transform: translateX(-3px); }
    80% { clip-path: inset(5% 0 85% 0); transform: translateX(2px); }
    100% { clip-path: inset(85% 0 5% 0); transform: translateX(-1px); }
}

/* Parpadeo de cursor y reloj */
.cursor { animation: blink 1s step-end infinite; }

@keyframes blink {
    50% { opacity: 0; }
}

.blink-colon { animation: blink-colon 1s step-end infinite; }

@keyframes blink-colon {
    50% { opacity: 0; }
}

/* =========================================
   6. Fondo animado (canvas)
   ========================================= */
#cyber-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
}

/* =========================================
   7. Transición glitch a pantalla completa
   ========================================= */
.global-glitch-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 255, 204, 0.1) 0px,
        rgba(255, 0, 127, 0.1) 4px,
        transparent 5px,
        transparent 8px
    );
    backdrop-filter: invert(1) hue-rotate(180deg) grayscale(50%) contrast(300%);
    -webkit-backdrop-filter: invert(1) hue-rotate(180deg) grayscale(50%) contrast(300%);
}

.global-glitch-transition.active {
    animation: screen-glitch-jump 0.5s steps(10) forwards;
}

@keyframes screen-glitch-jump {
    0% { opacity: 1; clip-path: inset(10% 0 80% 0); transform: translateX(-15px); }
    20% { clip-path: inset(80% 0 5% 0); transform: translateX(15px); }
    40% { clip-path: inset(30% 0 50% 0); transform: translateX(-10px); }
    60% { clip-path: inset(10% 0 60% 0); transform: translateX(20px); }
    80% { clip-path: inset(70% 0 20% 0); transform: translateX(-15px); }
    100% { opacity: 0; clip-path: inset(0 0 0 0); transform: translateX(0); }
}

/* =========================================
   8. Secuencia de arranque (preloader)
   ========================================= */
.boot-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #000;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-left: 10%;
    color: var(--neon-cyan);
    font-family: var(--font-led);
    font-size: 1.2rem;
    transition: opacity 0.6s ease, filter 0.6s ease;
}

.boot-screen.hidden {
    opacity: 0;
    filter: blur(10px);
    pointer-events: none;
}

.boot-terminal { text-shadow: 0 0 8px rgba(0, 255, 204, 0.5); }
.boot-line { margin-bottom: 0.5rem; opacity: 0; }
.boot-progress { margin-top: 1rem; color: #fff; }
.boot-blink { animation: blink 1s step-end infinite; margin-top: 0.5rem; }
.boot-ok { color: #27c93f; }

[data-theme="light"] .boot-screen {
    background: #f4f6f9;
    color: var(--neon-pink);
}
[data-theme="light"] .boot-terminal { text-shadow: none; }
[data-theme="light"] .boot-progress { color: #000; }

/* =========================================
   9. Accesibilidad: movimiento reducido
   ========================================= */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .boot-screen {
        display: none;
    }
}