/* ============================================================
   RankLab — Neón HUD sobre universo animado
   Verde lima + magenta · HUD futurista · 2026
   ============================================================ */

:root{
  --bg:#04060f;
  --bg-2:#0a0f24;
  --bg-3:#0d1430;
  --panel:rgba(10,16,36,.78);
  --panel-solid:#0a0f24;
  --lime:#b6ff00;
  --lime-soft:#d4ff5e;
  --magenta:#ff2bd6;
  --magenta-soft:#ff7ae6;
  --cyan:#00e5ff;
  --text:#e9f0ff;
  --muted:#9fb0d0;
  --line:rgba(182,255,0,.22);
  --line-m:rgba(255,43,214,.25);
  --glow-lime:0 0 8px rgba(182,255,0,.55),0 0 26px rgba(182,255,0,.25);
  --glow-mag:0 0 8px rgba(255,43,214,.55),0 0 26px rgba(255,43,214,.28);
  --mono:"Cascadia Code","JetBrains Mono","Fira Code",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:"Segoe UI","Inter",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}

html{scroll-behavior:smooth}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.75;
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

::selection{background:rgba(182,255,0,.35);color:#fff}

/* ---------- Universo de fondo ---------- */
#starfield{
  position:fixed;inset:0;
  z-index:-2;
  width:100%;height:100%;
  display:block;
}
body::before{ /* nebulosa sutil */
  content:"";
  position:fixed;inset:0;z-index:-3;
  background:
    radial-gradient(ellipse 80% 55% at 18% 8%,rgba(255,43,214,.10),transparent 60%),
    radial-gradient(ellipse 70% 50% at 82% 90%,rgba(0,229,255,.08),transparent 60%),
    radial-gradient(ellipse 90% 60% at 50% 45%,rgba(182,255,0,.05),transparent 65%),
    linear-gradient(180deg,#04060f 0%,#070b1c 60%,#04060f 100%);
}
body::after{ /* scanlines HUD */
  content:"";
  position:fixed;inset:0;z-index:999;pointer-events:none;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.016) 0 1px,transparent 1px 3px);
  mix-blend-mode:overlay;
}

@media (prefers-reduced-motion:reduce){
  body::after{display:none}
}

/* ---------- Layout ---------- */
.wrap{width:min(1100px,92%);margin:0 auto}
.wrap-narrow{width:min(780px,92%);margin:0 auto}

a{color:var(--lime-soft);text-decoration:none;border-bottom:1px dotted rgba(182,255,0,.4)}
a:hover{color:var(--lime);border-bottom-color:var(--lime)}
a.magenta{color:var(--magenta-soft)}
a.magenta:hover{color:var(--magenta)}

/* ---------- Cabecera ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:linear-gradient(180deg,rgba(4,6,15,.92),rgba(4,6,15,.72));
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.logo{display:flex;align-items:center;gap:12px;border-bottom:none}
.logo:hover{border-bottom:none}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:grid;place-items:center;
  font-family:var(--mono);font-weight:700;font-size:19px;color:#04060f;
  background:linear-gradient(135deg,var(--lime),#7acc00);
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
  box-shadow:var(--glow-lime);
}
.logo-name{
  font-family:var(--mono);font-size:22px;font-weight:700;letter-spacing:.14em;color:var(--text);
  text-shadow:0 0 12px rgba(182,255,0,.4)
}
.logo-name b{color:var(--magenta);text-shadow:var(--glow-mag)}
.logo-tag{font-family:var(--mono);font-size:10px;letter-spacing:.32em;color:var(--muted);text-transform:uppercase;display:block;margin-top:-4px}

.main-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.main-nav a{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;
  padding:8px 12px;border:1px solid transparent;border-radius:6px;border-bottom:1px solid transparent;
  color:var(--muted);white-space:nowrap;
}
.main-nav a:hover{color:var(--lime);background:rgba(182,255,0,.07);border:1px solid var(--line)}
.main-nav a.nav-lab{color:var(--magenta-soft);border:1px solid var(--line-m)}
.main-nav a.nav-lab:hover{color:var(--magenta);background:rgba(255,43,214,.08)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--lime);font-family:var(--mono);font-size:12px;padding:8px 12px;border-radius:6px;cursor:pointer;letter-spacing:.12em}

@media(max-width:920px){
  .nav-toggle{display:block}
  .main-nav{
    display:none;flex-direction:column;align-items:stretch;width:100%;
    padding:10px 0 16px;gap:6px;
  }
  .main-nav.open{display:flex}
  .main-nav a{display:block;padding:11px 12px;font-size:14px}
}

/* ---------- Hero ---------- */
.hero{padding:72px 0 30px;text-align:center;position:relative}
.kicker{
  display:inline-block;
  font-family:var(--mono);font-size:11px;letter-spacing:.34em;text-transform:uppercase;
  color:var(--magenta);margin-bottom:18px;
  padding:6px 14px;border:1px solid var(--line-m);border-radius:999px;
  background:rgba(255,43,214,.06);
  text-shadow:0 0 10px rgba(255,43,214,.5);
}
.hero h1{
  font-size:clamp(30px,5vw,54px);
  line-height:1.14;font-weight:800;letter-spacing:-.01em;
  color:var(--text);
  text-shadow:0 0 22px rgba(182,255,0,.22);
}
.hero h1 strong{color:var(--lime);text-shadow:var(--glow-lime)}
.hero h1 em{font-style:normal;color:var(--magenta);text-shadow:var(--glow-mag)}
.hero-intro{margin:26px auto 0;max-width:820px;color:var(--muted);font-size:18.5px}
.hero-intro strong{color:var(--text)}

.hero-meta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.hero-meta .chip{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;
  padding:8px 14px;border:1px solid var(--line);border-radius:6px;color:var(--lime-soft);
  background:rgba(182,255,0,.05);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  font-family:var(--mono);font-size:12px;color:var(--muted);
  padding:22px 0 0;letter-spacing:.03em;
}
.breadcrumb a{color:var(--lime-soft);border-bottom:1px dotted rgba(182,255,0,.35)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:var(--magenta);margin:0 8px}

/* ---------- Paneles HUD ---------- */
.panel{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:10px;
  padding:34px 38px;
  margin:30px 0;
  backdrop-filter:blur(6px);
}
.panel::before,.panel::after,
.panel .c3,.panel .c4{
  content:"";position:absolute;width:16px;height:16px;pointer-events:none;
  border:2px solid var(--lime);opacity:.85;
}
.panel::before{top:-2px;left:-2px;border-right:none;border-bottom:none;border-top-left-radius:8px}
.panel::after{top:-2px;right:-2px;border-left:none;border-bottom:none;border-top-right-radius:8px}
.panel .c3{bottom:-2px;left:-2px;border-right:none;border-top:none;border-bottom-left-radius:8px}
.panel .c4{bottom:-2px;right:-2px;border-left:none;border-top:none;border-bottom-right-radius:8px}

.panel.panel-magenta{border-color:var(--line-m)}
.panel.panel-magenta::before,.panel.panel-magenta::after,
.panel.panel-magenta .c3,.panel.panel-magenta .c4{border-color:var(--magenta)}

.panel-label{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--magenta);margin-bottom:10px;display:block;
}

/* ---------- Contenido ---------- */
.content{padding:26px 0 40px}
.content h2{
  font-size:clamp(22px,3vw,30px);font-weight:800;line-height:1.25;
  margin:52px 0 18px;color:var(--text);
  padding-left:16px;border-left:3px solid var(--lime);
  text-shadow:0 0 16px rgba(182,255,0,.18);
}
.content h2:first-of-type{margin-top:8px}
.content h3{
  font-family:var(--mono);font-size:16.5px;letter-spacing:.02em;
  color:var(--lime);margin:30px 0 10px;font-weight:700;
}
.content p{margin:0 0 18px;color:#cfdaf2}
.content p strong{color:var(--text)}
.content ul{margin:0 0 18px 22px;color:#cfdaf2}
.content li{margin-bottom:8px}

/* ---- Bloque de entradas del pilar ---- */
.lla-list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}
.lla-list li{border:1px solid rgba(182,255,0,.16);border-radius:8px;background:rgba(182,255,0,.035);transition:.18s}
.lla-list li:hover{border-color:var(--line);background:rgba(182,255,0,.08);transform:translateX(4px)}
.lla-list a{
  display:block;padding:14px 18px;border-bottom:none;
  font-family:var(--mono);font-size:14.5px;letter-spacing:.02em;
}
.lla-list a::before{content:"▸ ";color:var(--magenta)}
.lla-list a:hover{border-bottom:none}

/* ---- CTA laboratorio ---- */
.cta-box{
  margin:44px 0 8px;padding:30px 34px;
  border:1px solid var(--line-m);border-radius:10px;
  background:linear-gradient(120deg,rgba(255,43,214,.09),rgba(182,255,0,.07));
  text-align:center;
}
.cta-box p{margin:0 0 18px;color:var(--text)}
.cta-box .btn-primary{font-size:16px}

/* ---- Cadena silo (LLA → siguiente LLA) ---- */
.chain-box{
  margin:26px 0 8px;padding:22px 28px;
  border:1px dashed rgba(0,229,255,.35);border-radius:10px;
  background:rgba(0,229,255,.04);
}
.chain-label{
  display:inline-block;font-family:var(--mono);font-size:11px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--cyan,#00e5ff);
  margin-bottom:10px;
}
.chain-box p{margin:0;color:var(--text)}
.chain-box a{border-bottom:1px solid var(--line-m)}
.chain-box a:hover{color:var(--magenta);border-bottom:1px solid var(--magenta)}

/* ---------- Botones ---------- */
.btn-primary{
  display:inline-block;cursor:pointer;
  font-family:var(--mono);font-size:14px;font-weight:700;letter-spacing:.08em;
  color:#04060f;background:linear-gradient(135deg,var(--lime),#8ed600);
  border:none;border-radius:8px;padding:13px 26px;
  box-shadow:var(--glow-lime);text-transform:uppercase;
  transition:.15s;border-bottom:none;
}
.btn-primary:hover{filter:brightness(1.12);transform:translateY(-1px);border-bottom:none;color:#04060f}
.btn-secondary{
  display:inline-block;cursor:pointer;
  font-family:var(--mono);font-size:12.5px;font-weight:600;letter-spacing:.06em;
  color:var(--magenta-soft);background:rgba(255,43,214,.08);
  border:1px solid var(--line-m);border-radius:8px;padding:10px 18px;
  transition:.15s;border-bottom:none;
}
.btn-secondary:hover{color:var(--magenta);background:rgba(255,43,214,.14);border-bottom:none}

/* ---------- FAQ ---------- */
.faq{margin-top:10px}
.faq details{
  border:1px solid rgba(182,255,0,.16);border-radius:8px;
  background:rgba(182,255,0,.03);margin-bottom:10px;overflow:hidden;
}
.faq details[open]{border-color:var(--line)}
.faq summary{
  cursor:pointer;list-style:none;
  font-weight:700;color:var(--text);padding:16px 20px;
  font-size:16px;position:relative;padding-right:44px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:18px;top:10px;
  font-family:var(--mono);font-size:20px;color:var(--magenta);
}
.faq details[open] summary::after{content:"–";color:var(--lime)}
.faq details p{padding:0 20px 18px;margin:0;color:#cfdaf2}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:70px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(4,6,15,.6),rgba(4,6,15,.95));
  padding:46px 0 30px;
}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}
.footer-grid h4{
  font-family:var(--mono);font-size:11px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--magenta);margin-bottom:14px;
}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:9px}
.footer-grid a{font-size:14px;color:var(--muted);border-bottom:none}
.footer-grid a:hover{color:var(--lime)}
.footer-note{margin-top:34px;padding-top:20px;border-top:1px solid rgba(159,176,208,.15);color:var(--muted);font-size:13px;font-family:var(--mono);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}

/* ============================================================
   LABORATORIO — interfaz del software
   ============================================================ */
.lab-hero{padding:54px 0 6px;text-align:center}
.lab-tabs{
  display:flex;gap:8px;flex-wrap:nowrap;
  justify-content:flex-start;
  margin:30px 0 10px;
  position:sticky;top:66px;z-index:60;
  background:rgba(4,6,15,.94);
  backdrop-filter:blur(10px);
  padding:12px 10px;
  border-bottom:1px solid var(--line);
  overflow-x:auto;
  scrollbar-width:thin;
  scrollbar-color:rgba(182,255,0,.4) transparent;
}
.lab-tabs::-webkit-scrollbar{height:6px}
.lab-tabs::-webkit-scrollbar-thumb{background:rgba(182,255,0,.35);border-radius:99px}
.tab-btn{flex:0 0 auto}
.tab-btn{
  cursor:pointer;
  font-family:var(--mono);font-size:12px;letter-spacing:.04em;
  color:var(--muted);background:rgba(10,16,36,.8);
  border:1px solid rgba(159,176,208,.22);border-radius:8px;
  padding:10px 14px;transition:.15s;
}
.tab-btn:hover{color:var(--lime);border-color:var(--line)}
.tab-btn.active{
  color:#04060f;background:linear-gradient(135deg,var(--lime),#8ed600);
  border-color:transparent;box-shadow:var(--glow-lime);font-weight:700;
}
.module{display:none}
.module.active{display:block;animation:fadein .25s ease}
@keyframes fadein{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.module-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:6px}
.module-head h2{margin:0;border:none;padding:0;font-size:24px}
.module-desc{color:var(--muted);font-size:15px;margin-bottom:20px}

/* ---- formularios ---- */
.field{margin-bottom:16px}
.field label{
  display:block;font-family:var(--mono);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--lime-soft);margin-bottom:7px;
}
.field input[type=text],.field input[type=url],.field textarea,.field select{
  width:100%;
  background:rgba(4,6,15,.85);
  border:1px solid rgba(159,176,208,.28);border-radius:8px;
  color:var(--text);font-family:var(--sans);font-size:15.5px;
  padding:12px 14px;outline:none;transition:.15s;
}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(182,255,0,.14)}
.field select{cursor:pointer}
.field .hint{font-size:12.5px;color:var(--muted);margin-top:6px;font-family:var(--sans)}
.check-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:8px;margin:10px 0 4px}
.check-grid label{
  display:flex;gap:10px;align-items:flex-start;cursor:pointer;
  border:1px solid rgba(159,176,208,.18);border-radius:8px;
  padding:10px 12px;font-size:14px;color:#cfdaf2;
  font-family:var(--sans);text-transform:none;letter-spacing:0;
  transition:.15s;background:rgba(4,6,15,.5);
}
.check-grid label:hover{border-color:var(--line)}
.check-grid input{accent-color:var(--lime);margin-top:3px;flex:0 0 auto}
.radio-row{display:flex;gap:8px;flex-wrap:wrap}
.radio-row label{
  cursor:pointer;border:1px solid rgba(159,176,208,.25);border-radius:8px;
  padding:9px 16px;font-family:var(--mono);font-size:12.5px;color:var(--muted);
  transition:.15s;background:rgba(4,6,15,.6);
}
.radio-row input{display:none}
.radio-row label:has(input:checked){border-color:var(--magenta);color:var(--magenta);background:rgba(255,43,214,.09)}
.form-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}

/* ---- resultados ---- */
.result{margin-top:26px;display:none}
.result.visible{display:block;animation:fadein .25s ease}
.score-wrap{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:20px}
.score-num{
  font-family:var(--mono);font-size:44px;font-weight:800;line-height:1;
  color:var(--lime);text-shadow:var(--glow-lime);
}
.score-num.mid{color:#ffd400;text-shadow:0 0 10px rgba(255,212,0,.5)}
.score-num.low{color:var(--magenta);text-shadow:var(--glow-mag)}
.score-bar{flex:1;min-width:220px;height:10px;border-radius:99px;background:rgba(159,176,208,.15);overflow:hidden;border:1px solid rgba(159,176,208,.2)}
.score-bar>span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--magenta),#ffd400,var(--lime));transition:width .7s cubic-bezier(.2,.8,.2,1)}
.score-label{font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}

.kv-list{display:grid;gap:10px;margin:16px 0}
.kv{display:flex;justify-content:space-between;gap:14px;border-bottom:1px dashed rgba(159,176,208,.18);padding-bottom:9px;font-size:15px}
.kv .k{color:var(--muted)}
.kv .v{font-family:var(--mono);color:var(--text);text-align:right}
.kv .v.good{color:var(--lime)}
.kv .v.warn{color:#ffd400}
.kv .v.bad{color:var(--magenta)}

.advice{border-left:3px solid var(--magenta);background:rgba(255,43,214,.05);padding:12px 16px;border-radius:0 8px 8px 0;margin:12px 0;font-size:14.5px;color:#e9d9f5}
.advice.good{border-left-color:var(--lime);background:rgba(182,255,0,.05);color:#dff5c8}

table.data{width:100%;border-collapse:collapse;font-size:14.5px;margin:14px 0}
table.data th{
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--lime-soft);text-align:left;padding:10px 12px;
  border-bottom:1px solid var(--line);
}
table.data td{padding:10px 12px;border-bottom:1px solid rgba(159,176,208,.14);color:#cfdaf2;vertical-align:top}
table.data tr:hover td{background:rgba(182,255,0,.04)}
.num{font-family:var(--mono)}

.pill{display:inline-block;font-family:var(--mono);font-size:11px;padding:3px 10px;border-radius:99px;letter-spacing:.06em}
.pill.lime{border:1px solid var(--line);color:var(--lime);background:rgba(182,255,0,.07)}
.pill.mag{border:1px solid var(--line-m);color:var(--magenta-soft);background:rgba(255,43,214,.07)}
.pill.grey{border:1px solid rgba(159,176,208,.3);color:var(--muted)}

.copy-btn{
  cursor:pointer;font-family:var(--mono);font-size:11px;letter-spacing:.08em;
  color:var(--lime-soft);background:none;border:1px solid var(--line);
  border-radius:6px;padding:5px 10px;transition:.15s;
}
.copy-btn:hover{color:var(--lime);background:rgba(182,255,0,.1)}
.copy-btn.ok{color:#04060f;background:var(--lime);border-color:var(--lime)}

.output-box{
  background:rgba(4,6,15,.9);border:1px solid var(--line);border-radius:8px;
  padding:16px 18px;font-family:var(--mono);font-size:13.5px;line-height:1.65;
  white-space:pre-wrap;word-break:break-word;color:#d7e4ff;margin:12px 0;
  max-height:420px;overflow:auto;
}
.char-count{font-family:var(--mono);font-size:11.5px;color:var(--muted);margin-top:6px}
.char-count.warn{color:#ffd400}
.char-count.bad{color:var(--magenta)}

.thumb-preview{max-width:320px;width:100%;border:1px solid var(--line);border-radius:8px;display:block;margin:12px 0}
.gauge-row{margin:14px 0}
.gauge-row .g-name{display:flex;justify-content:space-between;font-family:var(--mono);font-size:12px;color:var(--muted);margin-bottom:6px}
.gauge-row .g-name b{color:var(--text)}

.compare-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin:16px 0}
.comp-card{border:1px solid rgba(159,176,208,.22);border-radius:10px;padding:16px;background:rgba(4,6,15,.6)}
.comp-card.you{border-color:var(--lime);box-shadow:0 0 18px rgba(182,255,0,.12)}
.comp-card h4{font-family:var(--mono);font-size:13px;letter-spacing:.1em;color:var(--magenta);margin-bottom:12px}
.comp-card.you h4{color:var(--lime)}
.comp-card .big{font-family:var(--mono);font-size:26px;font-weight:800;color:var(--text)}
.comp-card .sub{font-size:12px;color:var(--muted);font-family:var(--mono)}

.coach-step{display:none}
.coach-step.active{display:block}
.coach-progress{display:flex;gap:6px;margin-bottom:22px}
.coach-progress span{flex:1;height:5px;border-radius:99px;background:rgba(159,176,208,.18)}
.coach-progress span.done{background:var(--lime);box-shadow:0 0 8px rgba(182,255,0,.5)}

.trend-arrow{font-family:var(--mono)}
.trend-arrow.up{color:var(--lime)}
.trend-arrow.down{color:var(--magenta)}

/* ---------- Páginas de soporte ---------- */
.page-hero{padding:60px 0 10px}
.page-hero h1{font-size:clamp(28px,4vw,42px);font-weight:800}

/* ---------- 404 ---------- */
.err-code{
  font-family:var(--mono);font-size:clamp(70px,16vw,150px);font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:2px var(--lime);
  text-shadow:0 0 30px rgba(182,255,0,.3);
}

/* ---------- Utilidades ---------- */
.mt{margin-top:24px}
.center{text-align:center}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}
.small{font-size:13px}

@media(max-width:680px){
  .panel{padding:24px 20px}
  .hero{padding:52px 0 20px}
  body{font-size:16px}
  .score-num{font-size:36px}
}