/* =========================================================
   styles-v3.css — Capa de rediseño (tema oscuro cinematográfico)
   Referencias: ferrari.com + sonda.com
   Se carga DESPUÉS de styles.css y styles-v2.css, así que
   solo redefine lo que cambia. No toca el contenido ni las URLs.
   ========================================================= */

:root{
  --rd-bg:#0c1714;          /* negro con tinte verde Calut */
  --rd-bg-2:#0f1d18;        /* segundo nivel */
  --rd-panel:#12251f;       /* tarjetas/paneles */
  --rd-line:rgba(255,255,255,.08);
  --rd-line-2:rgba(58,167,163,.28);
  --rd-text:#eef4f2;
  --rd-text-2:rgba(238,244,242,.72);
  --rd-text-3:rgba(238,244,242,.5);
  --rd-accent:#3AA7A3;
  --rd-accent-bright:#46c9c4;
}

/* ====== NAV: chrome oscuro con desenfoque (toque moderno) ====== */
.nav{
  background:rgba(10,21,17,.82);
  backdrop-filter:saturate(140%) blur(12px);
  -webkit-backdrop-filter:saturate(140%) blur(12px);
  border-bottom:1px solid var(--rd-line);
}

/* =========================================================
   HERO a pantalla completa, oscuro y cinematográfico
   ========================================================= */
.hero-split{
  background:var(--rd-bg);
  color:var(--rd-text);
  border-bottom:1px solid var(--rd-line);
  padding:0;
  min-height:calc(100svh - 64px);
  display:flex;
  align-items:center;
}
/* capas de luz al fondo (como el resplandor de las referencias) */
.hero-split::before{
  content:'';position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(1100px 600px at 78% 18%, rgba(58,167,163,.20) 0%, transparent 60%),
    radial-gradient(900px 700px at 12% 92%, rgba(58,117,191,.14) 0%, transparent 60%);
}
.hero-split::after{
  content:'';position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--rd-line) 1px,transparent 1px),
                   linear-gradient(90deg,var(--rd-line) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 30%,transparent 75%);
          mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 30%,transparent 75%);
}
.hero-split .container{position:relative;z-index:2;width:100%}
.hero-inner{align-items:center}
.hero-text{padding:64px 56px 64px 0}

/* píldora de marca arriba del título */
.hs-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--rd-accent-bright);
  border:1px solid var(--rd-line-2);border-radius:999px;
  padding:7px 14px;background:rgba(58,167,163,.08);margin-bottom:8px;
}
.hs-eyebrow .dot{width:6px;height:6px;border-radius:999px;background:var(--rd-accent-bright);box-shadow:0 0 12px var(--rd-accent-bright)}

.hs-title{
  font-size:clamp(44px,6vw,76px);
  line-height:1.0;letter-spacing:-.03em;font-weight:800;
  color:#fff;margin:18px 0 20px;
}
.hs-title .accent{color:var(--rd-accent-bright)}
.hs-sub{
  font-size:19px;line-height:1.55;color:var(--rd-text-2);
  max-width:600px;margin:0 0 32px;
}

/* botón fantasma legible sobre oscuro */
.hero-split .btn-ghost{
  color:var(--rd-text);border:1px solid rgba(255,255,255,.22);background:transparent;
}
.hero-split .btn-ghost:hover{border-color:var(--rd-accent-bright);color:#fff;background:rgba(58,167,163,.1)}

/* visual del producto: marco oscuro con resplandor */
.hero-visual{
  background:transparent;border:none;
  margin:0;padding:24px 0 24px 24px;
}
.hero-visual::before{
  background:radial-gradient(ellipse at 60% 40%,rgba(58,167,163,.18) 0%,transparent 70%);
}
.hd-browser{
  border:1px solid var(--rd-line);
  box-shadow:0 40px 120px -30px rgba(0,0,0,.7), 0 0 0 1px rgba(58,167,163,.12);
  border-radius:14px;overflow:hidden;background:var(--rd-panel);
}

/* la tira de frameworks queda sobre fondo oscuro continuo */
.strip{background:var(--rd-bg-2);border-top:1px solid var(--rd-line);border-bottom:1px solid var(--rd-line)}
.strip-label{color:var(--rd-text-3)}
.fw{color:var(--rd-text-2)}
.fw-sep{color:var(--rd-accent)}

/* =========================================================
   BLOQUE DE CIFRAS (prueba social, inspirado en Sonda)
   ========================================================= */
.rd-stats{
  position:relative;background:var(--rd-bg);color:#fff;
  padding:72px 0;border-bottom:1px solid var(--rd-line);overflow:hidden;
}
.rd-stats::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(800px 400px at 50% 0%,rgba(58,167,163,.12),transparent 70%);
}
.rd-stats .container{position:relative;z-index:1}
.rd-stats-head{text-align:center;max-width:640px;margin:0 auto 48px}
.rd-stats-head .eyebrow{
  font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--rd-accent-bright);
}
.rd-stats-head h2{font-size:clamp(28px,3.4vw,40px);line-height:1.1;letter-spacing:-.02em;margin:10px 0 0;color:#fff}
.rd-stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.rd-stat{
  border:1px solid var(--rd-line);border-radius:16px;
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,0));
  padding:28px 24px;text-align:left;
}
.rd-stat .num{
  font-size:clamp(38px,4.2vw,54px);font-weight:800;letter-spacing:-.03em;
  color:#fff;line-height:1;display:flex;align-items:baseline;gap:2px;
}
.rd-stat .num .plus{color:var(--rd-accent-bright);font-size:.7em}
.rd-stat .label{margin-top:12px;color:var(--rd-text-2);font-size:15px;line-height:1.4}

@media (max-width:860px){
  .hero-text{padding:48px 0 24px;text-align:center;align-items:center}
  .hero-split{min-height:auto;padding-top:24px}
  .hs-sub{margin-left:auto;margin-right:auto}
  .hs-ctas{justify-content:center}
  .hero-visual{padding:8px 0 24px}
  .rd-stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media (max-width:480px){
  .rd-stats-grid{grid-template-columns:1fr}
}

/* =========================================================
   PAGE HERO (leyes + industrias) — oscuro cinematográfico
   .page-hero ya era oscuro; lo llevamos al tono nuevo y lo agrandamos.
   ========================================================= */
.page-hero{
  background:var(--rd-bg);
  padding:96px 0 80px;
  border-bottom:1px solid var(--rd-line);
}
.page-hero::before{
  background:
    radial-gradient(900px 460px at 82% 14%, rgba(58,167,163,.20), transparent 60%),
    radial-gradient(700px 500px at 10% 96%, rgba(58,117,191,.12), transparent 60%);
}
.page-hero::after{
  content:'';position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.45;
  background-image:linear-gradient(var(--rd-line) 1px,transparent 1px),
                   linear-gradient(90deg,var(--rd-line) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 75% 70% at 30% 30%,#000 30%,transparent 75%);
          mask-image:radial-gradient(ellipse 75% 70% at 30% 30%,#000 30%,transparent 75%);
}
.page-hero-inner{position:relative;z-index:2}
.page-hero h1{
  font-size:clamp(40px,5.4vw,68px);line-height:1.02;letter-spacing:-.03em;
  font-weight:800;color:#fff;
}
.page-hero h1 .accent{color:var(--rd-accent-bright)}
.page-hero p.lead{color:var(--rd-text-2);font-size:19px;line-height:1.55}
/* chips de meta del hero sobre oscuro */
.page-hero .hero-meta > *{border-color:var(--rd-line);color:var(--rd-text-2)}
.page-hero .btn-ghost{color:var(--rd-text);border:1px solid rgba(255,255,255,.22);background:transparent}
.page-hero .btn-ghost:hover{border-color:var(--rd-accent-bright);color:#fff;background:rgba(58,167,163,.1)}

/* eyebrow monoespaciado consistente en todo el sitio */
.section-eyebrow{color:var(--rd-accent);font-family:'JetBrains Mono',monospace;letter-spacing:.14em}

/* =========================================================
   FAQ — acordeón moderno (sección clara, texto denso)
   ========================================================= */
.faq{
  display:grid;gap:12px;background:transparent;border:none;border-radius:0;overflow:visible;
}
.faq details{
  background:#fff;border:1px solid var(--hairline);border-radius:14px;
  padding:4px 4px;transition:border-color .2s,box-shadow .2s;overflow:hidden;
}
.faq details[open]{
  border-color:var(--calut-cyan);box-shadow:0 6px 26px rgba(58,167,163,.1);
  border-left:3px solid var(--calut-cyan);
}
.faq summary{
  cursor:pointer;list-style:none;padding:18px 20px;font-weight:650;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:'+';font-size:22px;color:var(--calut-cyan);font-weight:400;
  transition:transform .2s;line-height:1;flex-shrink:0;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details > div{padding:0 20px 20px;color:var(--ink-2);line-height:1.65;font-size:15px}

/* =========================================================
   INDUSTRIAS — tarjetas afinadas
   ========================================================= */
.ind-grid > *,.features .feat{
  transition:border-color .2s,box-shadow .2s,transform .2s;
}
.ind-grid > *:hover,.features .feat:hover{
  border-color:var(--calut-cyan);box-shadow:0 10px 30px rgba(58,167,163,.1);
  transform:translateY(-2px);
}
.ind-ico,.feat-icon{
  background:var(--calut-cyan-soft);border:1px solid var(--calut-cyan-line);
}

@media (max-width:860px){
  .page-hero{padding:64px 0 52px}
}

/* =========================================================
   EFECTOS DE HERO (hero-fx.js)
   1) Decodificado del titular tipo consola.
   2) Grilla que se ilumina con el cursor.
   ========================================================= */
/* palabras: no se parten al final de línea (el título conserva su forma) */
.fx-word{white-space:nowrap}
.fx-char{display:inline;transition:opacity .18s ease}
/* glifos mientras "decodifican": color de acento tenue */
.fx-char:not(.fx-set){color:var(--rd-accent-bright)}
.hs-title .accent .fx-char.fx-set,
.page-hero h1 .accent .fx-char.fx-set,
.blog-hero h1 .accent .fx-char.fx-set,
.art-hero h1 .accent .fx-char.fx-set{color:inherit}

/* capa de luz que sigue al cursor sobre la grilla.
   Las variables --mx/--my las pone el JS en este mismo elemento;
   el fallback 50% solo aplica antes del primer movimiento. */
.fx-grid-glow{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  opacity:0;transition:opacity .25s ease;
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,50%),rgba(70,201,196,.16),transparent 70%);
}
.fx-grid-glow.is-active{opacity:1}
/* líneas de la cuadrícula que se encienden cerca del cursor */
.fx-grid-glow::before{
  content:'';position:absolute;inset:0;
  background-image:linear-gradient(rgba(70,201,196,.55) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(70,201,196,.55) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(180px circle at var(--mx,50%) var(--my,50%),#000 0%,transparent 70%);
          mask-image:radial-gradient(180px circle at var(--mx,50%) var(--my,50%),#000 0%,transparent 70%);
}
/* el contenido del hero queda por encima del glow */
.hero-split .container,.page-hero-inner,.blog-hero > .container,.art-hero > .container{position:relative;z-index:2}

/* =========================================================
   BOTÓN DE TEMA (sol / luna) en el nav
   ========================================================= */
.theme-toggle{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:9px;
  border:1px solid rgba(255,255,255,.18);background:transparent;color:rgba(255,255,255,.8);
  cursor:pointer;transition:border-color .15s,color .15s,background .15s;flex-shrink:0;
}
.theme-toggle:hover{color:#fff;border-color:rgba(70,201,196,.5);background:rgba(58,167,163,.12)}
.theme-toggle .ic-sun{display:none}
html[data-theme="dark"] .theme-toggle .ic-moon{display:none}
html[data-theme="dark"] .theme-toggle .ic-sun{display:block}

/* =========================================================
   MODO OSCURO — invierte las secciones claras del sitio.
   Los heros ya son oscuros en ambos modos.
   ========================================================= */
html[data-theme="dark"]{
  --white:#0f1d18;--ink:#eef4f2;--ink-2:#cdd8d4;--ink-3:#9fb0aa;
  --line:rgba(255,255,255,.10);--bg-soft:#0c1714;
  --light-bg:#0c1714;--light-bg-2:#0f1d18;
  --hairline:rgba(255,255,255,.10);--hairline-strong:rgba(255,255,255,.18);
}
html[data-theme="dark"] section.light{background:#0c1714}
html[data-theme="dark"] .feat,
html[data-theme="dark"] .vs-card,
html[data-theme="dark"] .vs-card.bad,
html[data-theme="dark"] .blog-card,
html[data-theme="dark"] .faq details,
html[data-theme="dark"] .sec-agent,
html[data-theme="dark"] .ag-card,
html[data-theme="dark"] .score-fw,
html[data-theme="dark"] .art-nav-card,
html[data-theme="dark"] .ind-card{background:#12251f;border-color:rgba(255,255,255,.1)}
html[data-theme="dark"] .ind-card .tag{background:rgba(255,255,255,.06);color:#cdd8d4}
/* menú desplegable */
html[data-theme="dark"] .nav-drop-menu{background:#0f1d18;border-color:rgba(255,255,255,.1)}
html[data-theme="dark"] .nav-drop-menu a:hover{background:rgba(255,255,255,.05)}
/* textos hardcodeados del blog */
html[data-theme="dark"] .blog-card-title,
html[data-theme="dark"] .blog-section-head h2{color:#fff}
html[data-theme="dark"] .blog-card-excerpt{color:#aebbb6}
html[data-theme="dark"] .blog-section-head p,
html[data-theme="dark"] .blog-card-meta{color:#8a9b93}
/* (los artículos ahora usan tokens en _article-template.css; sin overrides) */
/* tarjeta del fundador */
html[data-theme="dark"] .founder{background:#12251f;border-color:rgba(255,255,255,.1)}
/* mockup del hero (browser falso): el chrome/toolbar estaba hardcodeado en
   claro (imita una barra de navegador real) — en modo oscuro quedaba una
   franja blanca encima de las capturas oscuras de la plataforma */
html[data-theme="dark"] .hd-browser{background:#12251f;border-color:rgba(255,255,255,.1)}
html[data-theme="dark"] .hd-chrome{background:#0f1d18;border-color:rgba(255,255,255,.08)}
html[data-theme="dark"] .hd-url-bar{background:rgba(255,255,255,.06);color:#8a9b93}
/* línea de tiempo "desde el día 1" */
html[data-theme="dark"] .d1-title{color:#eef4f2}
html[data-theme="dark"] .d1-desc{color:#9fb0aa}
html[data-theme="dark"] .d1-tag{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);color:#9fb0aa}
html[data-theme="dark"] .d1-step-highlight .d1-body{background:rgba(58,167,163,.12) !important;border-color:rgba(58,167,163,.35) !important}
/* número del Calut Score: degradado claro->teal (antes partía de verde oscuro) */
html[data-theme="dark"] .score-num{background:linear-gradient(180deg,#eef4f2 25%,#46c9c4);-webkit-background-clip:text;background-clip:text}
/* pista del anillo (26% faltante): gris oscuro en modo oscuro */
.score-track{stroke:#e5ebe8}
html[data-theme="dark"] .score-track{stroke:#2c3a35}
/* desglose de frameworks: etiquetas y barras más claras en oscuro */
html[data-theme="dark"] .score-fw-row .nm{color:#eef4f2}
html[data-theme="dark"] .score-fw-row .pct{color:#cdd8d4}
html[data-theme="dark"] .score-fw-row .bar{background:rgba(255,255,255,.10)}
html[data-theme="dark"] .score-fw-row .bar span.b3{background:#3fb0ab}
html[data-theme="dark"] .score-fw-row .bar span.b4{background:#2f9d7e}
/* mock de Auror: se mantiene como "captura" clara reseteando TODOS sus tokens */
html[data-theme="dark"] .ai-chat{
  --ink:#0d1a16;--ink-2:#2c3a34;--ink-3:#5a6b64;
  --white:#fff;--light-bg:#fafbfa;--light-bg-2:#f4f6f5;
  --bg-soft:#f6f8f7;--line:#e5ebe8;--hairline:#e5ebe8;--hairline-strong:#d4dcd8;
}

/* transición gradual al cambiar de tema (~1.6s); solo durante el toggle */
html.theme-anim,
html.theme-anim *,
html.theme-anim *::before,
html.theme-anim *::after{
  transition:background-color 1.6s ease,color 1.6s ease,border-color 1.6s ease,fill 1.6s ease,box-shadow 1.6s ease !important;
}
@media (prefers-reduced-motion: reduce){
  html.theme-anim,html.theme-anim *{transition:none !important}
}

/* texto de acento en heros oscuros */
.hs-title .accent,
.page-hero h1 .accent,
.blog-hero h1 .accent,
.art-hero h1 .accent{
  color:#5fe0db;
}

/* grilla de fondo tenue para heros de artículo y blog (consistencia con
   los demás heros oscuros; da contexto al foco de luz del cursor) */
.art-hero,.blog-hero{position:relative;overflow:hidden}
.art-hero::after,.blog-hero::after{
  content:'';position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.4;
  background-image:linear-gradient(var(--rd-line) 1px,transparent 1px),
                   linear-gradient(90deg,var(--rd-line) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 30% 35%,#000 30%,transparent 75%);
          mask-image:radial-gradient(ellipse 80% 70% at 30% 35%,#000 30%,transparent 75%);
}
.art-hero > .container,.blog-hero > .container{position:relative;z-index:2}

/* la imagen del hero aparece al terminar el decodificado del texto */
.hero-visual.fx-visual-hidden{opacity:0;transform:translateY(28px) scale(.96);filter:blur(4px)}
.hero-visual.fx-visual-in{
  opacity:1;transform:none;filter:none;
  transition:opacity .8s ease, transform .8s cubic-bezier(.16,.8,.3,1), filter .8s ease;
}
/* destello del borde del navegador al materializarse */
.hero-visual.fx-visual-in .hd-browser{animation:fx-flash 1s ease .05s 1}
@keyframes fx-flash{
  0%{box-shadow:0 40px 120px -30px rgba(0,0,0,.7), 0 0 0 1px rgba(70,201,196,.7), 0 0 40px rgba(70,201,196,.5)}
  100%{box-shadow:0 40px 120px -30px rgba(0,0,0,.7), 0 0 0 1px rgba(58,167,163,.12)}
}

@media (prefers-reduced-motion: reduce){
  .fx-char{opacity:1 !important}
}

/* =========================================================
   INDUSTRIAS — tarjetas de agentes por sector (sistema teal)
   ========================================================= */
.sec-agents{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.sec-agent{
  background:#fff;border:1px solid var(--hairline);border-radius:14px;
  padding:22px 20px;border-top:3px solid var(--calut-cyan);
  transition:border-color .2s,box-shadow .2s,transform .2s;
}
.sec-agent:hover{box-shadow:0 12px 30px rgba(58,167,163,.12);transform:translateY(-2px)}
.sec-agent-top{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.sec-agent-dot{width:8px;height:8px;border-radius:50%;background:var(--calut-cyan);flex-shrink:0}
.sec-agent-name{font-weight:700;font-size:15px;color:var(--ink)}
.sec-agent-tag{font-family:'JetBrains Mono',monospace;font-size:9px;color:var(--calut-cyan);margin-left:auto;text-transform:uppercase;letter-spacing:1px}
.sec-agent-desc{font-size:13.5px;line-height:1.6;color:var(--ink-2);margin:0}
.sec-agents-foot{text-align:center;margin-top:28px}
.sec-agents-link{font-size:14px;color:var(--calut-cyan);font-weight:600;text-decoration:none}
.sec-agents-link:hover{text-decoration:underline}

/* lista de frameworks del Calut Score: enmarcada como tarjeta para legibilidad */
.score-fw{
  border:1px solid var(--hairline);border-radius:14px;
  background:#fff;padding:18px 20px;
  box-shadow:0 6px 22px rgba(13,26,22,.05);
}