/* DL Tech Academy v2 · Tokens y componentes
   Base: diseño "OS DL Tech" de SitioWeb DLTech/index.html (tokens, nav, hero, secciones, tarjetas, CTA, footer)
   y capa #dlt-float (fondo ambiental, vidrio, flotación). Lo propio de Academy va al final. */

:root{
  color-scheme: dark;
  --bg:#0A0E12; --bg-2:#0E141A; --surface:#121A21; --line:#1E2A34; --line-2:#2A3a47;
  --ink:#E6EDF0; --muted:#8D9CA7; --faint:#6B7A85;
  --def:#8EC5FF; --def-soft:rgba(142,197,255,.12);
  --off:#F0A36B; --off-soft:rgba(240,163,107,.12);
  --ok:#7FD4A6; --warn:#F2C66D; --crit:#F2877E;
  --glow:rgba(142,197,255,.18);
  --p-gobernanza:#8EC5FF; --p-estandares:#B9A7FF; --p-cumplimiento:#7FD4A6; --p-operaciones:#F0A36B;
  --display:"Anybody", "Arial Narrow", system-ui, sans-serif;
  --body:"Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r:14px;
  --ease:cubic-bezier(.2,.7,.1,1);
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    color-scheme: light;
    --bg:#F1F3F2; --bg-2:#E8ECEB; --surface:#FFFFFF; --line:#D5DDDF; --line-2:#BCC8CC;
    --ink:#0D1419; --muted:#4F5E68; --faint:#66747D;
    --def:#1F5FA8; --def-soft:rgba(31,95,168,.09);
    --off:#B4541C; --off-soft:rgba(180,84,28,.09);
    --ok:#1E7A4C; --warn:#9A6A00; --crit:#B3342B;
    --glow:rgba(31,95,168,.12);
    --p-gobernanza:#1F5FA8; --p-estandares:#5B3FB5; --p-cumplimiento:#1E7A4C; --p-operaciones:#B4541C;
  }
}
:root[data-theme="light"]{
  color-scheme: light;
  --bg:#F1F3F2; --bg-2:#E8ECEB; --surface:#FFFFFF; --line:#D5DDDF; --line-2:#BCC8CC;
  --ink:#0D1419; --muted:#4F5E68; --faint:#66747D;
  --def:#1F5FA8; --def-soft:rgba(31,95,168,.09);
  --off:#B4541C; --off-soft:rgba(180,84,28,.09);
  --ok:#1E7A4C; --warn:#9A6A00; --crit:#B3342B;
  --glow:rgba(31,95,168,.12);
  --p-gobernanza:#1F5FA8; --p-estandares:#5B3FB5; --p-cumplimiento:#1E7A4C; --p-operaciones:#B4541C;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
img{max-width:100%;height:auto}
:focus-visible{outline:2px solid var(--def);outline-offset:3px;border-radius:6px}
::selection{background:var(--def);color:var(--bg)}
.wrap{max-width:1180px;margin:0 auto;padding-inline:clamp(16px,4vw,40px)}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.06em}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);display:flex;gap:10px;align-items:center;margin:0}
.eyebrow::before{content:"";width:18px;height:1px;background:currentColor;opacity:.6}
h1,h2,h3,h4{font-family:var(--display);font-weight:400;margin:0;text-wrap:balance;letter-spacing:-.01em}
h2{font-size:clamp(30px,4.6vw,54px);line-height:1.02;font-stretch:118%;font-weight:300}
h2 em,h1 em{font-style:normal;color:var(--def);font-weight:500}
h3{font-size:20px;font-stretch:110%;font-weight:500;line-height:1.2}
h4{font-size:16px;font-stretch:105%;font-weight:500}
p{margin:0}
.lead{font-size:clamp(17px,1.6vw,19px);color:var(--muted);max-width:62ch}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--ink);color:var(--bg);padding:10px 14px;border-radius:999px;text-decoration:none}
.skip:focus{left:12px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:40;padding-top:env(safe-area-inset-top,0px);
  background:color-mix(in oklab,var(--bg) 78%,transparent);backdrop-filter:blur(14px) saturate(1.2);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:border-color .3s}
.nav.scrolled{border-bottom-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-stretch:140%;font-weight:600;font-size:17px;letter-spacing:.02em;white-space:nowrap}
.logo small{font-family:var(--mono);font-stretch:100%;font-weight:400;font-size:11px;letter-spacing:.14em;color:var(--def);text-transform:uppercase;border:1px solid var(--line-2);border-radius:999px;padding:3px 8px}
.logo svg{flex:none}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-links a{text-decoration:none;color:var(--muted);font-size:14px;padding:8px 12px;border-radius:999px;transition:color .2s,background .2s}
.nav-links a:hover,.nav-links a.on,.nav-links a[aria-current="page"]{color:var(--ink);background:var(--def-soft)}
.nav-right{display:flex;gap:8px;align-items:center}
.icon-btn{min-width:36px;height:36px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--muted);display:inline-grid;place-items:center;cursor:pointer;transition:color .2s,border-color .2s;font:inherit}
.icon-btn:hover{color:var(--ink);border-color:var(--line-2)}
.menu-btn{display:none}
.btn{display:inline-flex;align-items:center;gap:10px;font:500 14px/1 var(--body);text-decoration:none;padding:13px 18px;border-radius:999px;border:1px solid var(--line-2);color:var(--ink);background:transparent;cursor:pointer;transition:transform .25s var(--ease),background .25s,border-color .25s,color .25s}
.btn:hover{transform:translateY(-1px);border-color:var(--def)}
.btn.primary{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.btn.primary:hover{background:var(--def);border-color:var(--def)}
.btn.sm{padding:9px 14px;font-size:13px}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.btn .arr{transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translateX(3px)}
.drawer{display:none}
@media (max-width:960px){
  .nav-links{display:none}
  .menu-btn{display:inline-grid}
  .nav .btn.primary{display:none}
  .drawer{position:fixed;inset:60px 0 auto 0;z-index:39;background:var(--bg);border-bottom:1px solid var(--line);padding:12px clamp(16px,4vw,40px) 20px;display:grid;gap:4px;transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .25s,transform .3s var(--ease)}
  .drawer.open{opacity:1;transform:none;pointer-events:auto}
  .drawer a{text-decoration:none;padding:12px 4px;border-bottom:1px solid var(--line);font-size:16px}
  .drawer a[aria-current="page"]{color:var(--def)}
}

/* ---------- Hero ---------- */
.hero{position:relative;padding-top:calc(60px + env(safe-area-inset-top,0px));min-height:min(860px,100svh);display:flex;align-items:center;overflow:hidden;isolation:isolate}
#field{position:absolute;inset:0;width:100%;height:100%;z-index:-1}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:160px;background:linear-gradient(transparent,var(--bg));z-index:-1;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:40px;align-items:end;padding-block:72px 64px;width:100%}
.hero h1{font-size:clamp(42px,7.4vw,100px);line-height:.94;font-stretch:128%;font-weight:300;letter-spacing:-.025em}
.hero h1 b{font-weight:600;display:block}
.hero .lead{margin-top:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.status{border:1px solid var(--line);background:color-mix(in oklab,var(--surface) 70%,transparent);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:var(--r);padding:18px;display:grid;gap:14px;max-width:360px;justify-self:end;width:100%}
.status-row{display:flex;justify-content:space-between;gap:12px;font-family:var(--mono);font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.status-row b{color:var(--ink);font-weight:500}
.status small{color:var(--faint);font-size:12px;line-height:1.45}
.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--ok);margin-right:8px;box-shadow:0 0 0 0 var(--ok);animation:ping 2.4s infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 color-mix(in oklab,var(--ok) 60%,transparent)}70%,100%{box-shadow:0 0 0 8px transparent}}
@media (max-width:860px){#field{opacity:.45}.hero-grid{grid-template-columns:1fr;align-items:start;padding-block:48px 40px}.status{justify-self:start;max-width:none}}

/* Hero de página interna */
.page-hero{padding-top:calc(60px + env(safe-area-inset-top,0px));position:relative;overflow:hidden;isolation:isolate}
.page-hero .wrap{padding-block:clamp(56px,8vw,96px) clamp(28px,4vw,48px);display:grid;gap:20px}
.page-hero h1{font-size:clamp(36px,6vw,72px);line-height:.98;font-stretch:124%;font-weight:300;letter-spacing:-.02em}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-family:var(--mono);font-size:12px;color:var(--faint);margin:0;padding:0;list-style:none}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--ink)}
.crumbs li+li::before{content:"/";margin-right:8px;color:var(--line-2)}

/* ---------- Secciones ---------- */
section{position:relative}
.sec{padding-block:clamp(64px,9vw,120px)}
.sec.tight{padding-block:clamp(36px,5vw,64px)}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 48px;align-items:end;margin-bottom:48px}
.sec-head .lead{justify-self:end}
@media (max-width:860px){.sec-head{grid-template-columns:1fr}.sec-head .lead{justify-self:start}}
.reveal{transform:translateY(14px);transition:transform .9s var(--ease)}
.reveal.in{transform:none}

/* Contexto en columnas (rescatado de .shifts) */
.shifts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line)}
.shift{padding:28px 28px 32px 0;display:grid;gap:14px;align-content:start}
.shift + .shift{padding-left:28px;border-left:1px solid var(--line)}
.shift .mono{color:var(--def)}
.shift p{color:var(--muted)}
.law{margin-top:48px;display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;border:1px solid var(--line);border-radius:var(--r);padding:24px 28px;background:var(--bg-2)}
.law .num{font-family:var(--display);font-stretch:150%;font-weight:300;font-size:clamp(48px,7vw,84px);line-height:1;font-variant-numeric:tabular-nums;color:var(--def)}
.law .num small{font-size:12px;font-family:var(--mono);color:var(--muted);display:block;letter-spacing:.1em;margin-top:6px;font-stretch:100%}
.law p{color:var(--muted);max-width:64ch}
.law p b{color:var(--ink);font-weight:500}
@media (max-width:860px){.shifts{grid-template-columns:1fr}.shift,.shift + .shift{padding:24px 0;border-left:0;border-top:1px solid var(--line)}.shift:first-child{border-top:0}.law{grid-template-columns:1fr}}

/* Tarjetas de producto (.products/.prod): base de marcos, laboratorios y unidades */
.products{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.products.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.products.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.prod{border:1px solid var(--line);border-radius:var(--r);padding:22px;display:grid;gap:10px;align-content:start;background:var(--bg-2);text-decoration:none;color:inherit;position:relative}
a.prod:hover,button.prod:hover{border-color:var(--line-2)}
button.prod{font:inherit;text-align:left;cursor:pointer}
.prod .mono{color:var(--faint)}
.prod h3{font-size:19px}
.prod p{color:var(--muted);font-size:14.5px}
.prod .stack{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.prod .stack span{font-family:var(--mono);font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:3px 7px}
.prod .go{position:absolute;top:18px;right:18px;width:32px;height:32px;border-radius:50%;border:1px solid var(--line-2);display:grid;place-items:center;color:var(--muted);transition:transform .4s var(--ease),border-color .3s,color .3s}
.prod:hover .go{transform:rotate(-45deg);border-color:var(--def);color:var(--def)}
@media (max-width:960px){.products.four{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:860px){.products,.products.two{grid-template-columns:1fr}}
@media (max-width:520px){.products.four{grid-template-columns:1fr}}

/* Contacto / CTA */
.cta{border:1px solid var(--line);border-radius:calc(var(--r) + 6px);padding:clamp(28px,5vw,64px);display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:40px;align-items:end;background:
  radial-gradient(600px 300px at 90% 0%,var(--def-soft),transparent 70%),var(--bg-2)}
.cta h2{font-size:clamp(32px,5vw,58px)}
@media (max-width:860px){.cta{grid-template-columns:1fr}}

footer{padding-block:48px calc(40px + env(safe-area-inset-bottom,0px));color:var(--faint);font-size:13px}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px 32px;justify-content:space-between;border-top:1px solid var(--line);padding-top:28px}
footer a{color:var(--muted);text-decoration:none}
footer a:hover{color:var(--ink)}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);opacity:0;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:999px;font-size:13.5px;transition:all .35s var(--ease);pointer-events:none;z-index:80}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- Capa común: fondo ambiental, vidrio y flotación (de #dlt-float) ---------- */
#dlt-ambient{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
#dlt-ambient i{position:absolute;width:62vmax;height:62vmax;border-radius:50%;filter:blur(80px);opacity:.55;will-change:transform}
#dlt-ambient i:nth-child(1){left:-18vmax;top:-20vmax;background:radial-gradient(circle,var(--def-soft),transparent 65%);animation:dlt-drift1 38s ease-in-out infinite alternate}
#dlt-ambient i:nth-child(2){right:-22vmax;top:30vh;background:radial-gradient(circle,var(--glow),transparent 65%);animation:dlt-drift2 46s ease-in-out infinite alternate}
#dlt-ambient i:nth-child(3){left:20vw;bottom:-30vmax;background:radial-gradient(circle,var(--def-soft),transparent 60%);animation:dlt-drift1 52s ease-in-out infinite alternate-reverse}
@keyframes dlt-drift1{to{transform:translate(12vw,10vh) scale(1.08)}}
@keyframes dlt-drift2{to{transform:translate(-10vw,-12vh) scale(.94)}}
.dlt-glass{background-color:color-mix(in oklab,var(--surface) 62%,transparent)!important;
  -webkit-backdrop-filter:blur(14px) saturate(1.25);backdrop-filter:blur(14px) saturate(1.25);
  box-shadow:0 1px 0 color-mix(in oklab,var(--ink) 6%,transparent) inset,0 18px 40px -24px color-mix(in oklab,var(--ink) 35%,transparent)}
.dlt-glass-inner{background-color:color-mix(in oklab,var(--surface) 48%,transparent)!important}
.dlt-float{animation:dlt-float var(--dlt-dur,7s) ease-in-out var(--dlt-delay,0s) infinite;transition:translate .5s var(--ease),box-shadow .5s}
@keyframes dlt-float{0%,100%{translate:0 0}50%{translate:0 -5px}}
.dlt-float:hover{animation-play-state:paused;translate:0 -8px}
#dlt-progress{position:fixed;top:0;left:0;height:2px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:var(--def);z-index:60;pointer-events:none;opacity:.85}
#themeBtn.dlt-theme{width:auto;padding:0 12px 0 10px;gap:8px;display:inline-flex;align-items:center;font:500 12.5px/1 var(--body)}
#themeBtn .dlt-ico{position:relative;width:16px;height:16px;display:inline-block}
#themeBtn .dlt-ico svg{position:absolute;inset:0;transition:opacity .45s,transform .6s var(--ease)}
#themeBtn[data-now="dark"] .dlt-sun{opacity:0;transform:rotate(-90deg) scale(.6)}
#themeBtn[data-now="light"] .dlt-moon{opacity:0;transform:rotate(90deg) scale(.6)}
@media (max-width:520px){#themeBtn .dlt-lbl{display:none}#themeBtn.dlt-theme{padding:0;width:36px;justify-content:center}}
html.dlt-theming,html.dlt-theming *,html.dlt-theming *::before,html.dlt-theming *::after{
  transition:background-color .6s ease,color .6s ease,border-color .6s ease,fill .6s ease,stroke .6s ease,box-shadow .6s ease!important}
@media (max-width:760px),(hover:none){
  .dlt-glass{-webkit-backdrop-filter:none;backdrop-filter:none;background-color:color-mix(in oklab,var(--surface) 90%,transparent)!important}
  #dlt-ambient i{animation:none;filter:blur(60px)}
}

/* =================== Academy =================== */
.pilar-gobernanza{--p:var(--p-gobernanza)} .pilar-estandares{--p:var(--p-estandares)}
.pilar-cumplimiento{--p:var(--p-cumplimiento)} .pilar-operaciones{--p:var(--p-operaciones)}
.prod[class*="pilar-"]::before{content:"";position:absolute;left:22px;right:22px;top:0;height:2px;border-radius:0 0 2px 2px;background:var(--p);opacity:.8}
.prod[class*="pilar-"] .mono:first-child{color:var(--p)}
.badge{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;padding:4px 9px;border-radius:999px;border:1px solid var(--line-2);color:var(--muted);white-space:nowrap}
.badge.ok{color:var(--ok);border-color:color-mix(in oklab,var(--ok) 45%,transparent)}
.badge.warn{color:var(--warn);border-color:color-mix(in oklab,var(--warn) 45%,transparent)}
.badge.def{color:var(--def);border-color:color-mix(in oklab,var(--def) 45%,transparent)}
.badge.off{color:var(--off);border-color:color-mix(in oklab,var(--off) 45%,transparent)}

/* Barra de progreso */
.bar{height:4px;border-radius:4px;background:var(--line);position:relative;overflow:hidden}
.bar i{position:absolute;inset:0 auto 0 0;background:linear-gradient(90deg,var(--ok),var(--def));transition:width .6s var(--ease);width:0}
.meter{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;font-family:var(--mono);font-size:12px;color:var(--faint)}

/* Filtros tipo chip */
.toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-bottom:28px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:500 13.5px/1 var(--body);padding:9px 14px;border-radius:999px;border:1px solid var(--line-2);background:transparent;color:var(--muted);cursor:pointer;transition:all .25s}
.chip:hover{border-color:var(--def);color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.search{display:flex;align-items:center;gap:10px;border:1px solid var(--line-2);border-radius:999px;padding:0 14px;background:var(--surface);min-width:min(320px,100%)}
.search input{border:0;background:transparent;color:var(--ink);font:inherit;font-size:14.5px;padding:10px 0;outline:none;width:100%}
.search:focus-within{border-color:var(--def)}

/* Formularios de laboratorio */
.field{display:grid;gap:8px}
.field label,.field legend,.label{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line-2);border-radius:10px;padding:11px 12px;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--def);box-shadow:0 0 0 3px var(--def-soft)}
.field small{color:var(--faint);font-size:12.5px}
input[type=range]{accent-color:var(--def);width:100%}
fieldset{border:0;padding:0;margin:0;min-width:0}

/* Paneles */
.panel{border:1px solid var(--line);border-radius:var(--r);padding:clamp(20px,3vw,30px);background:var(--surface);display:grid;gap:16px;align-content:start}
.panel.soft{background:var(--bg-2)}
.grid-2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:24px;align-items:start}
@media (max-width:860px){.grid-2,.grid-3,.split{grid-template-columns:1fr}}
.kpi{display:grid;gap:6px}
.kpi b{font-family:var(--display);font-stretch:140%;font-weight:300;font-size:clamp(34px,4vw,48px);line-height:1;color:var(--def);font-variant-numeric:tabular-nums}
.kpi span{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.06em}
.list{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.list li{display:grid;grid-template-columns:14px 1fr;gap:10px;font-size:14.5px}
.list li::before{content:"";width:6px;height:6px;margin-top:9px;border:1px solid var(--def);transform:rotate(45deg)}
.note{border-left:2px solid var(--warn);padding:10px 14px;background:color-mix(in oklab,var(--warn) 8%,transparent);border-radius:0 10px 10px 0;color:var(--muted);font-size:14px}
.note b{color:var(--ink);font-weight:600}
table.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);font-weight:500;text-align:left;padding:10px 12px;border-bottom:1px solid var(--line-2)}
.tbl td{padding:12px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}

/* Modal (dialog nativo) */
dialog.modal{border:1px solid var(--line-2);border-radius:calc(var(--r) + 4px);background:var(--surface);color:var(--ink);padding:0;width:min(760px,calc(100vw - 32px));max-height:calc(100svh - 48px)}
dialog.modal::backdrop{background:color-mix(in oklab,var(--bg) 70%,transparent);backdrop-filter:blur(6px)}
dialog.modal[open]{animation:pop .35s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.98)}}
.modal-head{display:flex;justify-content:space-between;gap:16px;align-items:start;padding:24px 24px 0}
.modal-body{padding:18px 24px 26px;display:grid;gap:20px}

/* Niveles de madurez (selector) */
.madurez{display:grid;grid-template-columns:repeat(var(--n,4),minmax(0,1fr));gap:8px}
.mlvl{border:1px solid var(--line-2);border-radius:12px;padding:12px;display:grid;gap:4px;background:transparent;color:inherit;font:inherit;text-align:left;cursor:pointer;transition:border-color .25s,background .25s}
.mlvl b{font-family:var(--mono);font-size:12px;color:var(--faint)}
.mlvl span{font-size:13.5px;font-weight:600;line-height:1.25}
.mlvl:hover{border-color:var(--def)}
.mlvl[aria-pressed="true"]{border-color:var(--def);background:var(--def-soft)}
.mlvl[aria-pressed="true"] b{color:var(--def)}
@media (max-width:620px){.madurez{grid-template-columns:1fr 1fr}}

/* Quiz */
.quiz{display:grid;gap:22px}
.q{display:grid;gap:10px}
.q p{font-weight:600}
.opts{display:grid;gap:8px}
.opt{border:1px solid var(--line-2);border-radius:10px;padding:11px 14px;background:transparent;color:inherit;font:inherit;text-align:left;cursor:pointer;transition:all .25s}
.opt:hover{border-color:var(--def)}
.opt.ok{border-color:var(--ok);background:color-mix(in oklab,var(--ok) 12%,transparent)}
.opt.bad{border-color:var(--crit);background:color-mix(in oklab,var(--crit) 10%,transparent)}
.opt[disabled]{cursor:default}
.why{font-size:14px;color:var(--muted);border-left:2px solid var(--def);padding-left:12px}

/* Ruta de aprendizaje */
.path{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line);counter-reset:paso}
.step{padding:28px 24px 30px 0;display:grid;gap:12px;align-content:start;position:relative}
.step + .step{padding-left:24px;border-left:1px solid var(--line)}
.step .n{font-family:var(--display);font-stretch:150%;font-size:44px;line-height:1;font-weight:300;color:var(--faint)}
.step.on .n{color:var(--def)}
.step p{color:var(--muted);font-size:14.5px}
.step ul{margin:0;padding:0;list-style:none;display:grid;gap:6px;font-size:14px}
.step ul a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line-2)}
.step ul a:hover{border-color:var(--def)}
.step ul li.hecho a::after{content:" ✓";color:var(--ok)}
@media (max-width:960px){.path{grid-template-columns:1fr 1fr}.step:nth-child(3){padding-left:0;border-left:0}.step:nth-child(n+3){border-top:1px solid var(--line)}}
@media (max-width:560px){.path{grid-template-columns:1fr}.step,.step + .step{padding:22px 0;border-left:0;border-top:1px solid var(--line)}.step:first-child{border-top:0}}

/* Tarjeta de requisito dentro de un marco */
.req{display:grid;gap:10px;align-content:start}
.req .top{display:flex;justify-content:space-between;gap:10px;align-items:center}
.req h3{font-size:17px;font-stretch:104%}
.req p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.req.eval{border-color:color-mix(in oklab,var(--def) 40%,var(--line))}

/* Contenido largo (unidades) */
.prose{display:grid;gap:18px;max-width:72ch}
.prose h2{font-size:clamp(26px,3.4vw,38px)}
.prose h3{margin-top:10px}
.prose p,.prose li{color:var(--muted)}
.prose b,.prose strong{color:var(--ink);font-weight:600}
.prose ul{margin:0;padding-left:20px;display:grid;gap:6px}
.toc{position:sticky;top:84px;display:grid;gap:6px;font-size:14px}
.toc a{color:var(--muted);text-decoration:none;padding:4px 0;border-left:1px solid var(--line);padding-left:12px}
.toc a:hover,.toc a.on{color:var(--ink);border-color:var(--def)}

/* Página que se imprime (constancia, evidencias) */
@media print{
  .nav,.drawer,footer,#dlt-ambient,#dlt-progress,.dlt3d-bg,.no-print,.toast{display:none!important}
  body{background:#fff;color:#000}
  .print-area{border:0!important;box-shadow:none!important;background:#fff!important;color:#000}
  .print-area *{color:#000!important}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{transform:none}
}

/* ---------- Zero Trust: escena 3D de capas concéntricas ---------- */
.zt-stage{position:relative;height:clamp(300px,46vw,460px);perspective:1100px;perspective-origin:50% 30%;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  background:radial-gradient(circle at 50% 60%,var(--def-soft),transparent 60%),var(--bg-2)}
.zt-scene{position:absolute;left:50%;top:56%;width:0;height:0;transform-style:preserve-3d;transform:rotateX(62deg) rotateZ(var(--rz,0deg));transition:transform 1.2s var(--ease)}
.zt-ring{position:absolute;border-radius:50%;transform-style:preserve-3d;border:1px solid color-mix(in oklab,var(--c) 55%,transparent);
  background:radial-gradient(circle,transparent 58%,color-mix(in oklab,var(--c) 14%,transparent));cursor:pointer;
  transition:transform .9s var(--ease),border-color .4s,box-shadow .4s,background .4s}
.zt-ring::after{content:"";position:absolute;inset:6px;border-radius:50%;border:1px dashed color-mix(in oklab,var(--c) 35%,transparent);animation:zt-spin var(--dur,40s) linear infinite}
.zt-ring.on{border-color:var(--c);box-shadow:0 0 0 2px color-mix(in oklab,var(--c) 40%,transparent),0 0 60px color-mix(in oklab,var(--c) 45%,transparent);background:radial-gradient(circle,transparent 52%,color-mix(in oklab,var(--c) 26%,transparent))}
.zt-core{position:absolute;width:56px;height:56px;margin:-28px 0 0 -28px;border-radius:50%;background:var(--c);box-shadow:0 0 50px var(--c);transform:translateZ(90px);animation:zt-pulse 3.2s ease-in-out infinite}
.zt-label{position:absolute;font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--muted);white-space:nowrap;transform:rotateX(-62deg);transform-origin:0 0;pointer-events:none}
.zt-ring.on .zt-label{color:var(--ink)}
@keyframes zt-spin{to{transform:rotate(360deg)}}
@keyframes zt-pulse{50%{transform:translateZ(110px) scale(1.08)}}
.zt-impl{border:1px solid var(--line);border-left:3px solid var(--c,var(--def));border-radius:12px;padding:16px;display:grid;gap:8px;background:var(--surface);animation:zt-in .6s var(--ease) both}
.zt-impl h4{font-size:17px}
.zt-impl p{color:var(--muted);font-size:14.5px}
.zt-impl .impact{color:var(--ink);font-size:14px;border-top:1px dashed var(--line-2);padding-top:8px}
@keyframes zt-in{from{opacity:0;transform:translateY(10px)}}

/* ---------- Mapa 3D ---------- */
.mapa-wrap{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:16px}
.mapa3d{height:min(70vh,640px);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:radial-gradient(circle at 50% 45%,var(--def-soft),transparent 65%),var(--bg-2);position:relative}
.mapa3d canvas{display:block}
.mapa-ficha{align-content:start;max-height:min(70vh,640px);overflow:auto}
.mapa-carga{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--mono);font-size:12px;color:var(--muted)}
.scene-tooltip{font-family:var(--body)!important;font-size:13px!important;background:var(--surface)!important;color:var(--ink)!important;border:1px solid var(--line-2);border-radius:8px;padding:6px 10px!important}
@media (max-width:960px){.mapa-wrap{grid-template-columns:1fr}.mapa3d{height:60vh}.mapa-ficha{max-height:none}}
.mapa3d.lista{height:auto;min-height:150px}
.page-hero h1,.hero h1{overflow-wrap:break-word}
[hidden]{display:none!important}
.badge{font-size:12px}
.badge.crit{color:var(--crit);border-color:color-mix(in oklab,var(--crit) 45%,transparent)}