@font-face{font-family:'Galmuri';font-style:normal;font-weight:400;font-display:swap;src:url(../assets/fonts/galmuri11-sub.woff2) format('woff2');}
@font-face{font-family:'Galmuri';font-style:normal;font-weight:700;font-display:swap;src:url(../assets/fonts/galmuri11-bold-sub.woff2) format('woff2');}
@font-face{font-family:'Silkscreen';font-style:normal;font-weight:400;font-display:swap;src:url(../assets/fonts/silkscreen-latin-400-normal.woff2) format('woff2');}
@font-face{font-family:'Silkscreen';font-style:normal;font-weight:700;font-display:swap;src:url(../assets/fonts/silkscreen-latin-700-normal.woff2) format('woff2');}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url(../assets/fonts/inter-latin-400-normal.woff2) format('woff2');}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url(../assets/fonts/inter-latin-500-normal.woff2) format('woff2');}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url(../assets/fonts/inter-latin-600-normal.woff2) format('woff2');}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url(../assets/fonts/inter-latin-700-normal.woff2) format('woff2');}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url(../assets/fonts/jetbrains-mono-latin-400-normal.woff2) format('woff2');}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:600;font-display:swap;src:url(../assets/fonts/jetbrains-mono-latin-600-normal.woff2) format('woff2');}
/* ============================================================
   Reto 1 · XRP — estetica pixel art, limpia y legible
   ============================================================ */
:root {
  /* Paleta "Neon Seoul" */
  --bg: #090B16;
  --bg2: #0d1022;
  --panel: #11152A;
  --panel2: #1a1f3a;
  --line: #242A4A;
  --line-hi: #5B5FEF;
  --ink: #F5F7FF;
  --ink2: #b8bde0;
  --ink3: #7f86b3;
  --cyan: #00E5FF;
  --amber: #FFE66D;
  --magenta: #FF3CAC;
  --green: #7CFF6B;
  --red: #FF4D6D;
  --violet: #5B5FEF;
  --px: 4px;
  --maxw: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { overflow-x: clip; }
body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(255,60,172,.16), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(0,229,255,.10), transparent 60%),
    linear-gradient(transparent 31px, rgba(91,95,239,0.07) 32px) 0 0 / 32px 32px,
    linear-gradient(90deg, transparent 31px, rgba(91,95,239,0.07) 32px) 0 0 / 32px 32px,
    var(--bg);
  background-attachment: fixed;
  color: var(--ink);
  font: 16px/1.6 Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--cyan); text-decoration: none; }
code, pre, .m { font-family: 'JetBrains Mono', ui-monospace, monospace; }
code { background: var(--panel2); padding: 1px 6px; color: var(--magenta); font-size: .9em; }
h1, h2, h3, .kicker, .badge, .btn, .tag, .lbl, .nav, .ext, .num, .stat .u, .tile .u { font-family: Silkscreen, 'JetBrains Mono', monospace; letter-spacing: .02em; }
canvas { image-rendering: pixelated; image-rendering: crisp-edges; }

/* --- borde pixel (esquinas recortadas) --- */
.px-box {
  background: var(--panel);
  box-shadow:
    0 calc(-1 * var(--px)) 0 0 var(--line),
    0 var(--px) 0 0 var(--line),
    calc(-1 * var(--px)) 0 0 0 var(--line),
    var(--px) 0 0 0 var(--line),
    0 calc(var(--px) * 2) 0 0 rgba(0,0,0,.35);
}

/* --- navegacion --- */
.nav {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px max(16px, calc((100vw - var(--maxw)) / 2));
  background: rgba(9,11,22,.84); backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--line); box-shadow: 0 2px 0 rgba(255,60,172,.35), 0 8px 30px rgba(255,60,172,.08);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-size: 15px; }
.brand b { color: var(--cyan); }
#logo { width: 32px; height: 32px; }
.nav nav { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; font-size: 13px; }
.nav nav a { color: var(--ink2); }
.nav nav a:hover { color: var(--ink); }
.btn-mini { border: 2px solid var(--line-hi); padding: 4px 10px; color: var(--ink) !important; }

/* --- hero --- */
main { max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }
.hero { position: relative; display: grid; grid-template-columns: 1fr; gap: 34px; align-items: end; padding: 96px 0 56px; min-height: 680px; }
.hero-text { max-width: 660px; }
.hero > *:not(.hero-bg) { position: relative; z-index: 1; }
.hero-bg { position: absolute; z-index: 0; top: 0; bottom: 0; left: 50%; width: 100vw; transform: translateX(-50%); overflow: hidden;
  background:
    linear-gradient(90deg, rgba(9,11,22,.97) 0%, rgba(9,11,22,.88) 30%, rgba(9,11,22,.35) 58%, rgba(9,11,22,.15) 100%),
    linear-gradient(0deg, var(--bg) 0%, rgba(9,11,22,0) 22%),
    url(../assets/hero.webp) 70% 55% / cover no-repeat;
  image-rendering: pixelated; border-bottom: 2px solid var(--line); }
.hero-bg::after { content: ''; position: absolute; inset: 0; background: repeating-linear-gradient(0deg, rgba(0,0,0,.18) 0 1px, transparent 1px 3px); }
.neon-sign { position: absolute; right: max(24px, calc((100vw - var(--maxw)) / 2)); top: 96px; writing-mode: vertical-rl; font-size: 34px; font-weight: 700; letter-spacing: .2em;
  color: #ffd1ec; text-shadow: 0 0 6px #FF3CAC, 0 0 16px #FF3CAC, 0 0 34px rgba(255,60,172,.8); padding: 14px 8px; border: 2px solid rgba(0,229,255,.7);
  box-shadow: 0 0 14px rgba(0,229,255,.5), inset 0 0 14px rgba(0,229,255,.35); background: rgba(9,11,22,.35); animation: flick 7s infinite steps(1); }
@keyframes flick { 0%, 100% { opacity: 1; } 41% { opacity: 1; } 42% { opacity: .35; } 43% { opacity: 1; } 44% { opacity: .5; } 45% { opacity: 1; } 78% { opacity: 1; } 79% { opacity: .4; } 80% { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .neon-sign { animation: none; } }
.kicker { color: var(--cyan); font-size: 13px; margin: 0 0 14px; }
h1 { font-size: clamp(30px, 4.6vw, 54px); line-height: 1.12; margin: 0 0 18px; font-weight: 700; }
.hl { color: var(--bg); background: var(--cyan); padding: 0 10px; box-shadow: 4px 4px 0 var(--magenta), 0 0 24px rgba(0,229,255,.55); }
.lead { color: var(--ink2); font-size: 18px; max-width: 62ch; margin: 0 0 26px; }
.lead b { color: var(--ink); font-weight: 600; }
.cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }
.team { list-style: none; padding: 0; margin: 0; display: flex; gap: 8px 18px; flex-wrap: wrap; color: var(--ink3); font-size: 14px; }
.team li::before { content: '■ '; color: var(--magenta); font-size: 10px; vertical-align: 2px; }
.hero-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; max-width: 820px; }
.stat { background: rgba(17,21,42,.82); backdrop-filter: blur(4px); border-left: 4px solid var(--cyan); padding: 16px 18px; display: flex; flex-direction: column; }
.stat:nth-child(3) { border-color: var(--magenta); }
.stat:nth-child(4) { border-color: var(--amber); }
.stat:nth-child(5) { border-color: var(--violet); }
.stat .v { font: 600 24px 'JetBrains Mono', monospace; }
.stat .u { color: var(--ink3); font-size: 11px; text-transform: uppercase; }

/* --- botones --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--panel2); color: var(--ink); border: 0; cursor: pointer;
  padding: 11px 18px; font-size: 13px;
  box-shadow: inset -3px -3px 0 rgba(0,0,0,.35), inset 3px 3px 0 rgba(255,255,255,.06), 0 0 0 2px var(--line-hi);
  transition: transform .06s;
}
.btn:hover { background: #1d2247; box-shadow: inset -3px -3px 0 rgba(0,0,0,.35), 0 0 0 2px var(--magenta), 0 0 14px rgba(255,60,172,.35); }
.btn:active { transform: translateY(2px); box-shadow: inset 3px 3px 0 rgba(0,0,0,.35), 0 0 0 2px var(--line-hi); }
.btn.primary { background: var(--cyan); color: #00161c; box-shadow: inset -3px -3px 0 rgba(0,0,0,.25), inset 3px 3px 0 rgba(255,255,255,.35), 0 0 0 2px #0096a8, 0 0 22px rgba(0,229,255,.45); }
.btn.primary:hover { background: #6ff7ff; }
.btn.wide { flex: 1; }

/* --- secciones --- */
.section { padding: 56px 0 24px; }
.sec-head { margin-bottom: 26px; max-width: 900px; }
.sec-head h2 { font-size: 26px; margin: 0 0 8px; display: flex; align-items: center; gap: 14px; }
.sec-head p { color: var(--ink2); margin: 0; }
.num { font-size: 13px; color: var(--bg); background: var(--magenta); padding: 2px 8px; box-shadow: 0 0 14px rgba(255,60,172,.6); }
.note { color: var(--ink3); font-size: 14px; margin-top: 18px; max-width: 980px; }
.note b { color: var(--ink2); }

/* --- simulador --- */
.sim-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 24px; align-items: start; }
.sim-stage { position: relative; padding: 0; overflow: hidden; }
.sim-stage canvas, .res-stage canvas { display: block; width: 100%; height: auto; background: #0d1017; }
.stage-hud { position: absolute; left: 12px; top: 12px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.badge { font-size: 11px; padding: 5px 9px; background: #1b2232; color: var(--ink); box-shadow: 0 0 0 2px var(--line-hi); }
.badge.wait { color: #1d1500; background: #ffd34d; box-shadow: 0 0 0 2px #a8861d; }
.badge.run { color: #052410; background: var(--green); box-shadow: 0 0 0 2px #23a556; }
.badge.end { color: #2a0508; background: var(--red); box-shadow: 0 0 0 2px #a8323c; }
.badge.ghost { background: rgba(11,14,21,.75); }
.hud-t { font: 600 12px 'JetBrains Mono', monospace; background: rgba(11,14,21,.75); padding: 4px 8px; }
.legend { position: absolute; right: 12px; bottom: 10px; display: flex; gap: 12px; background: rgba(11,14,21,.78); padding: 6px 10px; font-size: 12px; color: var(--ink2); flex-wrap: wrap; }
.sw { display: inline-block; width: 12px; height: 4px; margin-right: 6px; vertical-align: middle; }
.sw-real { background: rgba(255,255,255,.7); }
.sw-ekf { background: var(--cyan); }
.sw-odo { background: var(--magenta); }
.sw-lidar { background: var(--green); }
.fin-card { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); padding: 20px 24px; min-width: 300px; background: rgba(20,26,39,.96); }
.fin-card h4 { font-family: Silkscreen, monospace; margin: 0 0 10px; color: var(--green); font-size: 16px; }
.fin-card table { border-collapse: collapse; width: 100%; font: 13px 'JetBrains Mono', monospace; }
.fin-card td { padding: 3px 6px; border-bottom: 1px solid var(--line); }
.fin-card td:last-child { text-align: right; color: var(--ink); }
.fin-card td:first-child { color: var(--ink3); }

.panel { display: flex; flex-direction: column; gap: 22px; }
.controls { padding: 14px; display: flex; flex-direction: column; gap: 12px; }
.row { display: flex; gap: 8px; align-items: center; }
.lbl { font-size: 11px; color: var(--ink3); min-width: 74px; }
.seg button {
  flex: 1; background: var(--panel2); color: var(--ink2); border: 0; padding: 7px 0; cursor: pointer;
  font: 600 12px 'JetBrains Mono', monospace; box-shadow: 0 0 0 1px var(--line-hi);
}
.seg button.on { background: var(--magenta); color: #25001a; box-shadow: 0 0 12px rgba(255,60,172,.55); }
.slider input { flex: 1; accent-color: var(--cyan); }
.slider b { font: 600 12px 'JetBrains Mono', monospace; width: 40px; text-align: right; }
.toggles { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 10px; font-size: 13px; color: var(--ink2); }
.toggles label { display: flex; gap: 6px; align-items: center; cursor: pointer; }
.toggles input { accent-color: var(--cyan); }

.tele { padding: 14px 16px 16px; }
.tele h3 { font-size: 12px; color: var(--cyan); margin: 14px 0 8px; font-weight: 400; }
.tele h3:first-child { margin-top: 0; }
.grid2, .grid3 { display: grid; gap: 6px 12px; }
.grid2 { grid-template-columns: 1fr 1fr; }
.grid3 { grid-template-columns: 1fr 1fr 1fr; }
.grid2 > div, .grid3 > div { display: flex; flex-direction: column; background: var(--bg2); padding: 6px 8px; }
.k { font-size: 11px; color: var(--ink3); }
.m { font-size: 14px; font-weight: 600; color: var(--ink); }
.unit { font-size: 10px; color: var(--ink3); }
.bars { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.bar { display: grid; grid-template-columns: 86px 1fr 44px; gap: 8px; align-items: center; }
.bar .m { font-size: 12px; text-align: right; }
.track { position: relative; height: 10px; background: var(--bg2); box-shadow: 0 0 0 1px var(--line); }
.track i { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--cyan); }
.track i.amber { background: var(--magenta); }
.track .th { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--red); }
#chart { width: 100%; height: auto; background: var(--bg2); display: block; }
.sim-col { display: flex; flex-direction: column; gap: 22px; min-width: 0; }
.sim-col .note { margin: 0; }
.chart-card { padding: 14px 16px 16px; }
.chart-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.chart-head h3 { font-size: 12px; color: var(--cyan); margin: 0; font-weight: 400; }
.chart-legend { display: flex; gap: 14px; font-size: 12px; color: var(--ink2); }

/* --- pipeline y tarjetas --- */
.pipeline { display: flex; align-items: stretch; gap: 10px; margin-bottom: 30px; flex-wrap: wrap; }
.node { flex: 1 1 160px; padding: 14px; }
.node.hot { background: #1a1640; box-shadow: 0 -4px 0 0 var(--magenta), 0 4px 0 0 var(--magenta), -4px 0 0 0 var(--magenta), 4px 0 0 0 var(--magenta), 0 0 26px rgba(255,60,172,.35); }
.node p { margin: 8px 0 0; font-size: 13px; color: var(--ink2); line-height: 1.5; }
.tag { font-size: 11px; color: var(--magenta); }
.arrow { align-self: center; color: var(--line-hi); font: 700 20px 'JetBrains Mono', monospace; }
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.card { padding: 18px; }
.card h3 { font-size: 14px; margin: 0 0 12px; color: var(--ink); font-weight: 400; }
.card pre { margin: 0 0 12px; background: var(--bg2); padding: 12px; font-size: 12px; line-height: 1.6; color: var(--cyan); white-space: pre-wrap; }
.card p { margin: 0; color: var(--ink2); font-size: 14px; }

/* --- resultados --- */
.res-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 24px; align-items: start; }
.res-stage { padding: 0; }
.res-controls { display: flex; gap: 12px; align-items: center; padding: 12px; flex-wrap: wrap; border-top: 4px solid var(--line); }
.res-controls .seg { display: flex; min-width: 300px; }
.res-controls input[type=range] { flex: 1; min-width: 160px; accent-color: var(--magenta); }
.res-controls .m { font-size: 12px; color: var(--ink2); }
.tiles { display: grid; gap: 14px; }
.tile { padding: 12px 14px; display: flex; flex-direction: column; }
.tile .v { font: 600 22px 'JetBrains Mono', monospace; }
.tile .u { font-size: 11px; color: var(--ink3); }
.tile.warn .v { color: var(--magenta); text-shadow: 0 0 12px rgba(255,60,172,.6); }

/* --- video --- */
.video-wrap { display: grid; grid-template-columns: 360px 1fr; gap: 36px; align-items: start; }
.video { padding: 0; aspect-ratio: 9 / 16; }
.video { position: relative; overflow: hidden; background: #000; }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; }
.yt { position: absolute; inset: 0; width: 100%; height: 100%; padding: 0; border: 0; cursor: pointer; background: #000; }
.yt img { width: 100%; height: 100%; object-fit: cover; display: block; filter: saturate(1.05); transition: transform .3s, filter .3s; }
.yt:hover img { transform: scale(1.03); filter: brightness(1.08); }
.yt-play { position: absolute; left: 50%; top: 50%; width: 72px; height: 72px; transform: translate(-50%, -50%); background: var(--red);
  box-shadow: 0 -4px 0 0 #a8323c, 0 4px 0 0 #a8323c, -4px 0 0 0 #a8323c, 4px 0 0 0 #a8323c, 0 8px 0 0 rgba(0,0,0,.4); }
.yt-play::after { content: ''; position: absolute; left: 28px; top: 20px; border-left: 22px solid #fff; border-top: 16px solid transparent; border-bottom: 16px solid transparent; }
.yt-label { position: absolute; left: 12px; bottom: 12px; font: 12px Silkscreen, monospace; color: #fff; background: rgba(11,14,21,.82); padding: 6px 10px; }
.video-side h3 { font-size: 15px; font-weight: 400; margin: 0 0 12px; color: var(--cyan); }
.video-side ul { padding-left: 0; list-style: none; color: var(--ink2); margin: 0 0 22px; }
.video-side li { padding: 8px 0 8px 22px; position: relative; border-bottom: 1px solid var(--line); }
.video-side li::before { content: ''; position: absolute; left: 2px; top: 16px; width: 8px; height: 8px; background: var(--magenta); box-shadow: 0 0 8px var(--magenta); }
.video-side b { color: var(--ink); }

/* --- archivos --- */
.files { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 22px; }
.file { display: flex; gap: 14px; align-items: center; padding: 16px; color: var(--ink); transition: transform .08s; }
.file:hover { transform: translate(-2px, -2px); background: var(--panel2); }
.file b { display: block; font-weight: 600; }
.file small { color: var(--ink3); }
.ext { font-size: 11px; background: var(--cyan); color: #00161c; box-shadow: 0 0 12px rgba(0,229,255,.45); padding: 8px 6px; min-width: 46px; text-align: center; }

.footer { margin-top: 70px; padding: 28px 16px 40px; border-top: 4px solid var(--line); text-align: center; color: var(--ink3); font-size: 14px; }
.footer p { margin: 4px 0; }
.footer b { color: var(--ink2); }

/* --- responsive --- */
@media (max-width: 1080px) {
  .hero-bg { background:
    linear-gradient(90deg, rgba(9,11,22,.95) 0%, rgba(9,11,22,.82) 55%, rgba(9,11,22,.45) 100%),
    linear-gradient(0deg, var(--bg) 0%, rgba(9,11,22,0) 22%),
    url(../assets/hero.webp) 70% 55% / cover no-repeat; }
  .sim-wrap, .res-wrap { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .tiles { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero { grid-template-columns: 1fr; padding-top: 40px; min-height: 0; }
  .neon-sign { display: none; }
  .nav nav a:not(.btn-mini) { display: none; }
  .cards { grid-template-columns: 1fr; }
  .tiles { grid-template-columns: 1fr 1fr; }
  .video-wrap { grid-template-columns: 1fr; }
  .video { max-width: 360px; }
  .arrow { display: none; }
  .legend { position: static; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ============================================================
   Capa cyberpunk: hangul, neon, glitch y scanlines
   ============================================================ */
.ko { font-family: Galmuri, 'Silkscreen', monospace; font-style: normal; letter-spacing: .04em; }
.brand .ko { color: var(--magenta); font-size: 12px; text-shadow: 0 0 8px rgba(255,60,172,.7); }
.kicker .ko { color: var(--magenta); text-shadow: 0 0 10px rgba(255,60,172,.7); }
.kicker { text-shadow: 0 0 10px rgba(0,229,255,.45); }
.ko-sub { color: var(--magenta); font-size: 18px; margin: -6px 0 18px; text-shadow: 0 0 12px rgba(255,60,172,.75); letter-spacing: .25em; }
.h2ko { font-size: 14px; color: var(--magenta); text-shadow: 0 0 10px rgba(255,60,172,.7); margin-left: 4px; }
.sec-head h2 { text-shadow: 0 0 18px rgba(0,229,255,.25); }
.tele h3 .ko, .chart-head h3 .ko, .card h3 .ko { color: var(--magenta); font-size: 11px; margin-left: 6px; text-shadow: 0 0 8px rgba(255,60,172,.6); }
.stat .u .ko { color: var(--magenta); margin-left: 4px; }
.hero-stats { position: relative; }
.ko-vert { display: none; position: absolute; right: -34px; top: -30px; white-space: nowrap; writing-mode: vertical-rl; font-size: 40px; font-weight: 700; color: transparent;
  -webkit-text-stroke: 1px rgba(255,60,172,.55); text-shadow: 0 0 22px rgba(255,60,172,.35); pointer-events: none; letter-spacing: .15em; }
.foot-ko { color: var(--magenta); font-size: 13px; letter-spacing: .3em; text-shadow: 0 0 10px rgba(255,60,172,.6); }
.stat .v, .tile .v { text-shadow: 0 0 14px rgba(0,229,255,.35); }
.px-box { box-shadow:
    0 calc(-1 * var(--px)) 0 0 var(--line), 0 var(--px) 0 0 var(--line),
    calc(-1 * var(--px)) 0 0 0 var(--line), var(--px) 0 0 0 var(--line),
    0 calc(var(--px) * 2) 0 0 rgba(0,0,0,.45), 0 0 32px rgba(91,95,239,.10); }
.sim-stage.px-box, .res-stage.px-box { box-shadow:
    0 -4px 0 0 var(--cyan), 0 4px 0 0 var(--magenta), -4px 0 0 0 var(--line-hi), 4px 0 0 0 var(--line-hi),
    0 0 36px rgba(0,229,255,.18), 0 12px 40px rgba(255,60,172,.15); }
.file:hover { box-shadow: 0 -4px 0 0 var(--cyan), 0 4px 0 0 var(--cyan), -4px 0 0 0 var(--cyan), 4px 0 0 0 var(--cyan), 0 0 22px rgba(0,229,255,.35); }

/* glitch del titulo */
.glitch { position: relative; text-shadow: 0 0 22px rgba(0,229,255,.25); }
.glitch::before, .glitch::after { content: attr(data-text); position: absolute; inset: 0; pointer-events: none; opacity: .0; }
.glitch::before { color: var(--magenta); transform: translate(2px, 0); clip-path: inset(0 0 60% 0); animation: gl1 6s infinite steps(1); }
.glitch::after { color: var(--cyan); transform: translate(-2px, 0); clip-path: inset(55% 0 0 0); animation: gl2 6s infinite steps(1); }
@keyframes gl1 { 0%, 91%, 100% { opacity: 0; } 92% { opacity: .85; transform: translate(4px, -1px); } 94% { opacity: .85; transform: translate(-3px, 1px); clip-path: inset(20% 0 50% 0); } 96% { opacity: 0; } }
@keyframes gl2 { 0%, 92%, 100% { opacity: 0; } 93% { opacity: .85; transform: translate(-4px, 1px); } 95% { opacity: .85; transform: translate(3px, 0); clip-path: inset(70% 0 5% 0); } 97% { opacity: 0; } }

/* scanlines sutiles */
body::after { content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 50;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,.10) 0 1px, transparent 1px 3px); mix-blend-mode: multiply; }
@media (prefers-reduced-motion: reduce) { .glitch::before, .glitch::after { animation: none; } }
@media (max-width: 760px) { .ko-vert { display: none; } }