/* Optima Insight · sistema visual de la landing (estructura y base de flow.opx.tech y opx.tech) */
@font-face { font-family:"Inter"; src:url("assets/fonts/Inter_18pt-Regular.ttf") format("truetype"); font-weight:400; font-style:normal; font-display:swap }
@font-face { font-family:"Inter"; src:url("assets/fonts/Inter_18pt-Medium.ttf") format("truetype"); font-weight:500; font-style:normal; font-display:swap }
@font-face { font-family:"Inter"; src:url("assets/fonts/Inter_18pt-Bold.ttf") format("truetype"); font-weight:700; font-style:normal; font-display:swap }
@font-face { font-family:"Bricolage Grotesque"; src:url("assets/fonts/BricolageGrotesque-Light.otf") format("opentype"); font-weight:300; font-style:normal; font-display:swap }
@font-face { font-family:"Bricolage Grotesque"; src:url("assets/fonts/BricolageGrotesque-Regular.otf") format("opentype"); font-weight:400; font-style:normal; font-display:swap }
@font-face { font-family:"Bricolage Grotesque"; src:url("assets/fonts/BricolageGrotesque-SemiBold.otf") format("opentype"); font-weight:600; font-style:normal; font-display:swap }

:root {
  --bg-0:#050708; --bg-1:#090c0f; --bg-2:#10151a; --bg-3:#151c22;
  --ink-hi:#f6f7f8; --ink-mid:#b5bec7; --ink-low:#75818b;
  --primary:#3e57c2; --primary-hi:#6f8cf0; --primary-soft:#b9c6ff; --primary-ink:#2f45a8;
  --accent-300:#b9c6ff; --accent-400:#6f8cf0; --accent-500:#3e57c2; --accent:var(--accent-400);
  --ok:#91a9ff; --warn:#f4ad45; --danger:#f16a5d;
  --p-venue:#0077fc; --p-flow:#3e57c2; --p-response:#2e9494; --p-insight:#8c9fa4;
  --data:#8c9fa4;
  --line:rgba(255,255,255,.09); --line-strong:rgba(255,255,255,.17);
  --card-bg:linear-gradient(145deg,rgba(21,28,34,.88),rgba(9,13,16,.9));
  --font-display:"Inter",-apple-system,"Segoe UI",Roboto,system-ui,sans-serif;
  --font-body:"Inter",-apple-system,"Segoe UI",Roboto,system-ui,sans-serif;
  --font-hero:"Bricolage Grotesque","Inter",-apple-system,"Segoe UI",Roboto,system-ui,sans-serif;
  --wrap:1280px; --radius-xl:32px; --radius:20px; --radius-s:12px;
  --space:72px; --tile-gray:#202020;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg-0)}
body{margin:0;overflow-x:hidden;background:var(--bg-1);color:var(--ink-hi);font-family:var(--font-body);font-size:16px;line-height:1.58;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%;height:auto} a{color:var(--accent-300)} a:hover{color:var(--ink-hi)}
:focus-visible{outline:2px solid var(--accent-300);outline-offset:4px;border-radius:5px}
.wrap{width:min(var(--wrap),calc(100% - 64px));margin-inline:auto}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:-60px;left:18px;z-index:100;padding:11px 18px;border-radius:10px;background:var(--accent-500);color:#fff;text-decoration:none;transition:top .18s ease}.skip-link:focus{top:16px}
section[id]{scroll-margin-top:94px}

/* Tipografía · pesos de la guía OPX: cuerpo 400, destacados 500, H3 650, H2 680, H1 700 */
h1,h2,h3{margin-top:0;font-family:var(--font-display);letter-spacing:-.035em;text-wrap:balance}
h1{margin-bottom:26px;font-size:clamp(3.3rem,6.2vw,6.7rem);line-height:.94;font-weight:700}
h1 em{display:block;font-style:normal;font-family:var(--font-hero);font-weight:600;letter-spacing:-.055em}
h2{max-width:21ch;margin-bottom:22px;font-size:clamp(2.35rem,4.6vw,4.75rem);line-height:.98;font-weight:680}
h3{margin-bottom:10px;font-size:clamp(1.15rem,1.55vw,1.45rem);line-height:1.15;font-weight:650}
p{margin:0}.lead{max-width:58ch;color:var(--ink-mid);font-size:clamp(1.05rem,1.45vw,1.25rem);line-height:1.55}
strong{font-weight:500}
.section-intro{max-width:720px}
.pain-n{color:transparent;-webkit-background-clip:text;background-clip:text;background-image:linear-gradient(115deg,#2f47b4 0%,#4d67d6 22%,#3e57c2 40%,#9fb4ff 55%,#3e57c2 70%,#2a41a6 100%),radial-gradient(60% 90% at 30% 20%,rgba(159,208,255,.55),transparent 70%);background-size:260% 260%,180% 180%}
@media (prefers-reduced-motion:no-preference){.pain-n{animation:liquid-drift 9s ease-in-out infinite alternate}@keyframes liquid-drift{0%{background-position:0% 40%,10% 0%}50%{background-position:60% 60%,80% 90%}100%{background-position:100% 45%,30% 100%}}}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:50px;padding:13px 24px;border:1px solid transparent;border-radius:8px;color:var(--ink-hi);font-family:var(--font-display);font-size:.94rem;font-weight:650;text-decoration:none;cursor:pointer;transition:transform .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease}
.btn-primary{background:var(--primary);box-shadow:0 14px 34px rgba(62,87,194,.24);color:#fff}.btn-primary:hover{transform:translateY(-2px);background:#4b65d0;box-shadow:0 18px 42px rgba(62,87,194,.34);color:#fff}
.btn-ghost{border-color:var(--line-strong);background:rgba(255,255,255,.025)}.btn-ghost:hover{border-color:rgba(185,198,255,.6);background:rgba(185,198,255,.07)}
.btn-small{min-height:40px;padding:9px 17px;font-size:.83rem}.btn[disabled],fieldset[disabled] .btn{opacity:.5;cursor:not-allowed;transform:none}.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.link-btn{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0;border:0;background:transparent;color:var(--accent-300);font:500 .9rem/1.3 var(--font-body);text-decoration:underline;text-decoration-color:rgba(185,198,255,.4);text-underline-offset:5px;cursor:pointer;transition:color .2s ease,text-decoration-color .2s ease}.link-btn::after{content:"→";font-size:.8em;text-decoration:none}.link-btn:hover{color:var(--ink-hi);text-decoration-color:currentColor}

/* Cabecera */
.site-header{position:fixed;inset:0 0 auto;z-index:40;background:transparent;border-bottom:1px solid transparent;box-shadow:none;transition:background .28s ease,border-color .28s ease,box-shadow .28s ease,backdrop-filter .28s ease}.site-header.is-scrolled{background:linear-gradient(180deg,rgba(5,7,8,.96),rgba(5,7,8,.84));border-bottom-color:rgba(255,255,255,.07);box-shadow:0 12px 36px rgba(0,0,0,.18);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.header-row{display:flex;align-items:center;gap:22px;min-height:70px}.brand{display:inline-flex;flex:none;align-items:center;width:150px;text-decoration:none}.brand img{width:100%;height:auto}
.site-nav{display:flex;gap:2px;margin-left:auto}.site-nav a{padding:9px 10px;border-radius:9px;color:var(--ink-mid);font-size:.86rem;text-decoration:none}.site-nav a:hover{background:rgba(255,255,255,.05);color:var(--ink-hi)}.site-header .btn{flex:none}

/* Portada fijada: vídeo a pantalla completa, misma puesta en escena que opx.tech y Flow */
.hero{position:relative;height:190vh;padding:0;overflow:visible;background:var(--bg-0)}
.hero-stage{position:sticky;top:0;display:flex;align-items:flex-end;height:100vh;min-height:620px;overflow:hidden;background:var(--bg-0)}
.hero-media{position:absolute;inset:0;pointer-events:none}
.hero-visual{display:block;width:100%;height:100%;object-fit:cover;transform-origin:50% 50%;filter:brightness(.8) saturate(.9) blur(0px);will-change:transform,filter}
.hero-shade{position:absolute;inset:0;background:radial-gradient(ellipse 62% 70% at 18% 82%,rgba(5,7,8,.86),rgba(5,7,8,0) 70%),linear-gradient(180deg,rgba(5,7,8,.5) 0%,rgba(5,7,8,.14) 34%,rgba(5,7,8,.3) 64%,rgba(5,7,8,.97) 100%)}
.hero-dim{position:absolute;inset:0;background:var(--bg-0);opacity:0}
.hero-grid{position:relative;z-index:2;display:block}
.hero-copy{position:relative;z-index:3;max-width:none;padding:0 0 clamp(88px,13vh,150px);will-change:transform,opacity;text-shadow:0 2px 24px rgba(0,0,0,.45)}
.hero h1{max-width:none;margin-bottom:28px;color:#fff;font-family:var(--font-display);font-size:clamp(2.6rem,4.3vw,4rem);font-weight:600;line-height:1.03;letter-spacing:-.045em}.hero h1>span{display:block}
.hero h1 em{display:block;margin-top:14px;color:#fff;font-family:var(--font-hero);font-size:clamp(3.2rem,5.8vw,5.2rem);font-weight:600;line-height:1;letter-spacing:-.055em}
@media (min-width:681px){.hero h1>span,.hero h1 em{white-space:nowrap}}
.hero-scroll-hint{position:absolute;left:50%;bottom:28px;z-index:2;display:flex;flex-direction:column;align-items:center;gap:10px;transform:translateX(-50%);color:rgba(255,255,255,.55);font-size:.68rem;letter-spacing:.2em;text-transform:uppercase}
.hero-scroll-hint i{display:block;width:1px;height:38px;background:linear-gradient(180deg,rgba(255,255,255,0),rgba(255,255,255,.7));transform-origin:top}
@media (prefers-reduced-motion:no-preference){.hero-scroll-hint i{animation:hint-drop 1.8s ease-in-out infinite}@keyframes hint-drop{0%{transform:scaleY(0);opacity:0}35%{transform:scaleY(1);opacity:1}100%{transform:translateY(38px) scaleY(0);opacity:0}}}

/* Secciones y tarjetas */
.section{position:relative;padding:var(--space) 0;border-top:1px solid var(--line);background:var(--bg-1)}.section:nth-of-type(even){background:var(--bg-0)}
.grid{display:grid;gap:14px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{position:relative;overflow:hidden;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card-bg)}.card p{color:var(--ink-mid)}
.section-copy-header{display:block;max-width:900px}
.section-copy-header h2{max-width:none;margin:0;color:var(--ink-hi);font-size:clamp(2.7rem,3.6vw,3.5rem);line-height:1.02}
.section-copy-header .lead{max-width:70ch;margin-top:28px;color:var(--ink-mid);font-size:clamp(1.05rem,1.45vw,1.25rem);line-height:1.55;font-weight:400}

/* 2 · El problema: lista numerada y visual lateral (distribución de «El reto» de la suite) */
.section-problem{background:var(--bg-0)!important}
.section-problem .context-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(260px,.65fr);grid-template-rows:auto 1fr;column-gap:clamp(68px,7.5vw,112px);align-items:start}
.section-problem .context-intro{grid-column:1;grid-row:1;max-width:650px}.section-problem .problem-heading .lead{max-width:52ch;margin-top:24px}
.section-problem .context-details{display:contents}
.pains{display:grid;grid-column:1;grid-row:2;gap:0;margin:clamp(36px,4.2vw,56px) 0 0;padding:0;list-style:none}
.pain{display:grid;grid-template-columns:100px minmax(0,1fr);gap:16px;align-items:center;padding:25px 0;border-top:1px solid var(--line)}.pain:last-child{border-bottom:1px solid var(--line)}
.pain-n{font:600 clamp(3.5rem,6vw,5rem)/.95 var(--font-hero);letter-spacing:-.06em}.pain-label{margin:0 0 6px;font-size:1.05rem}.pain p{max-width:50ch;color:var(--ink-mid);font-size:clamp(1rem,1.2vw,1.12rem)}
.section-problem .context-visual{grid-column:2;grid-row:1/3;align-self:center;justify-self:center;width:100%;max-width:420px;aspect-ratio:4/5;margin:0;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-0)}.section-problem .context-visual img{display:block;width:100%;height:100%;object-fit:cover;object-position:75% 50%;transform:scale(1.2);transform-origin:65% 48%;filter:drop-shadow(0 0 16px rgba(62,87,194,.3)) drop-shadow(0 10px 26px rgba(62,87,194,.22))}

/* 3 · La solución: la recreación queda fija mientras el carrusel cambia el texto */
.enfoque-layout{display:block}.enfoque-heading{max-width:900px;margin:0}
.question-stage{min-width:0;margin-top:clamp(40px,5vw,64px)}.solution-stage{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(32px,4vw,64px);align-items:center}
.solution-media{min-width:0}.solution-shot{margin:0;overflow:hidden;border-radius:32px;background:var(--bg-0);box-shadow:0 26px 70px rgba(0,0,0,.28)}.solution-shot img{display:block;width:100%;height:auto;transform:scale(1.08);filter:drop-shadow(0 12px 22px rgba(62,87,194,.2)) drop-shadow(0 2px 8px rgba(62,87,194,.1))}
.solution-copy{min-width:0}
.questions{gap:14px}.question-stage .pillars{grid-template-columns:repeat(2,minmax(0,1fr))}
.question-card{padding:24px 22px}.question-card::after{content:"";position:absolute;inset:auto 22px 0;height:2px;background:var(--primary-hi)}
.question-index{display:block;margin-bottom:36px;color:var(--accent-300);font:650 .72rem/1 var(--font-display);letter-spacing:.14em}.question-card h3{margin:0;font-size:clamp(1.2rem,1.6vw,1.5rem)}.question-card p{margin-top:10px;font-size:.92rem}
.question-pagination{display:none}.question-line{overflow:hidden}
.js .solution-stage{margin-top:clamp(62px,8vw,112px)}
.js .questions.is-carousel{position:relative;display:block;min-height:clamp(260px,24vw,340px);overflow:hidden}
.js .questions.is-carousel .question-card{position:absolute;inset:0;display:flex;width:100%;min-height:100%;padding:0;visibility:hidden;overflow:visible;flex-direction:column;justify-content:center;border:0;border-radius:0;background:transparent;opacity:0;pointer-events:none}
.js .questions.is-carousel .question-card::after,.js .questions.is-carousel .question-index{display:none}
.js .questions.is-carousel .question-card.is-active{visibility:visible;opacity:1;pointer-events:auto}
.js .questions.is-carousel .question-card h3{width:100%;color:var(--ink-hi);font-family:var(--font-hero);font-size:clamp(2.6rem,4.6vw,4.6rem);font-weight:600;line-height:.95;letter-spacing:-.055em}
.js .questions.is-carousel .question-card p{max-width:40ch;margin-top:clamp(22px,2.6vw,36px);color:var(--ink-mid);font-size:clamp(1.05rem,1.5vw,1.3rem)}
.question-pagination.is-active{display:flex;align-items:center;justify-content:flex-start;gap:4px;margin:4px 0 0 -18px}
.question-dot{position:relative;display:grid;place-items:center;width:44px;height:44px;padding:0;border:0;background:transparent;cursor:pointer}.question-dot::before{content:"";width:8px;height:8px;border:1px solid var(--ink-low);border-radius:50%;background:transparent;transition:width .35s cubic-bezier(.22,1,.36,1),border-color .25s ease,background .25s ease}.question-dot[aria-selected="true"]::before{width:28px;border-color:var(--primary-hi);border-radius:99px;background:var(--primary-hi)}.question-dot:hover::before{border-color:var(--ink-hi)}
.what-actions{margin-top:22px}
html:not(.js) .what-actions,html:not(.js) .fan-cta{display:none}

/* Recreaciones de producto (mocks) */
.mock-panel{overflow:hidden;padding:24px;border:1px solid var(--line-strong);border-radius:var(--radius);background:linear-gradient(160deg,#101820,#090e12);box-shadow:0 30px 70px rgba(0,0,0,.35)}
.mock-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:22px}.mock-title{font:500 1.08rem/1.2 var(--font-display)}
.mock-badge{flex:none;padding:4px 9px;border-radius:99px;background:rgba(111,140,240,.14);color:var(--accent-300);font-size:.6rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;white-space:nowrap}.mock-badge-neutral{background:rgba(255,255,255,.06);color:var(--ink-mid)}
.mock-rows{margin:0;display:grid;gap:7px}.mock-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:13px 14px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.018)}.mock-row dt{color:var(--ink-mid);font-size:.78rem}.mock-row dd{margin:0;color:var(--ink-hi);font:500 1.1rem/1 var(--font-display);font-variant-numeric:tabular-nums;text-align:right}.mock-row dd small{color:var(--ink-low);font-size:.72rem;font-weight:400}.mock-row.tone-ok dd{color:var(--ok)}.mock-row.tone-riesgo dd{color:var(--warn)}.mock-row.tone-aviso dd{color:var(--accent-300)}
.mock-reco{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);color:var(--ink-mid);font-size:.8rem;line-height:1.55}
.mock-foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 18px;margin-top:14px;color:var(--ink-low);font-size:.74rem}.mock-foot b{color:var(--ink-hi);font-weight:500}.mock-human{color:var(--ok)}
.mock-caption{margin-top:12px;color:var(--ink-low);font-size:.66rem;font-style:italic}
.mock-event-title{color:var(--ink-hi);font:500 .95rem/1.35 var(--font-display)}.mock-event-sub{margin-top:4px;color:var(--ink-low);font-size:.78rem}
.mock-stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin:18px 0 16px;padding:0;list-style:none}.mock-stages li{display:flex;align-items:center;gap:8px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;color:var(--ink-low);font-size:.72rem;transition:border-color .3s ease,color .3s ease,background .3s ease}.mock-stages li span{color:var(--ink-low);font-size:.62rem;font-weight:500;letter-spacing:.06em}.mock-stages li.is-done{color:var(--ink-mid);border-color:rgba(111,140,240,.3)}.mock-stages li.is-active{color:var(--ink-hi);border-color:var(--primary-hi);background:rgba(111,140,240,.14)}.mock-stages li.is-active span,.mock-stages li.is-done span{color:var(--accent-300)}
.mock-outcomes .mock-before{margin-right:6px;color:var(--ink-low);font-size:.85em;text-decoration:line-through;text-decoration-color:rgba(255,255,255,.35)}.mock-outcomes .arrow{margin-right:6px;color:var(--ink-low);font-weight:400}

/* Ventanas contextuales (patrón del modal de funcionalidades de Flow) */
.modal{width:min(1280px,calc(100% - 32px));max-height:min(88vh,960px);margin:auto;padding:0;border:1px solid rgba(255,255,255,.2);border-radius:24px;background:rgba(18,20,24,.56);-webkit-backdrop-filter:blur(18px) saturate(115%);backdrop-filter:blur(18px) saturate(115%);color:var(--ink-hi);box-shadow:0 40px 120px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.08);overflow:hidden}
.modal::backdrop{background:rgba(3,5,7,.45)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.modal{background:rgba(18,20,24,.96)}}
.modal[open]{animation:modal-in .32s cubic-bezier(.22,1,.36,1)}@keyframes modal-in{from{opacity:0;transform:translateY(14px) scale(.985)}to{opacity:1;transform:none}}
.modal-shell{display:grid;grid-template-rows:auto 1fr;max-height:inherit}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;padding:28px 32px 20px;border-bottom:1px solid var(--line)}.modal-head h2{max-width:none;margin:0;font-size:clamp(1.5rem,2.2vw,2rem);line-height:1.1}.modal-intro{max-width:78ch;margin-top:10px;color:var(--ink-mid);font-size:.92rem;line-height:1.5}
.modal-close{flex:none;display:grid;place-items:center;width:44px;height:44px;border:0;border-radius:5px;background:transparent;color:var(--ink-mid);font-size:1.4rem;line-height:1;cursor:pointer;transition:color .2s ease}.modal-close:hover{color:var(--ink-hi)}
.modal-body{min-height:0;overflow:auto;overscroll-behavior:contain}.modal-pad{padding:28px 32px 32px}
body.modal-open{overflow:hidden}
/* Sin JavaScript cada ventana se muestra en línea, a continuación de su sección */
html:not(.js) .modal{display:block;position:static;width:min(var(--wrap),calc(100% - 64px));max-height:none;margin:40px auto 0;box-shadow:none;background:rgba(18,20,24,.96)}html:not(.js) .modal-close{display:none}
html:not(.js) .modal-body{overflow:visible}

/* Funcionalidades */
.features-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:0;padding:28px 32px 32px;list-style:none;align-content:start}
.feature-tile{display:flex;flex-direction:column;justify-content:space-between;gap:32px;min-width:0;min-height:260px;padding:clamp(26px,2.6vw,36px);border-radius:24px;background:rgba(32,32,32,.7);transition:transform .45s cubic-bezier(.22,1,.36,1),box-shadow .45s ease}
.feature-title{margin:0;color:#fff;font:300 clamp(2rem,3vw,2.8rem)/1.08 var(--font-hero);letter-spacing:-.025em;overflow-wrap:break-word}.feature-summary{margin:0;color:var(--ink-mid);font-size:.92rem;line-height:1.5}
.feature-tile:hover{transform:translateY(-4px);box-shadow:0 26px 60px rgba(0,0,0,.35)}

/* Caso paso a paso (motor de estados sobre el JSON canónico) */
.case-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;max-width:560px}.case-facts span{display:flex;flex-direction:column;justify-content:space-between;gap:10px;padding:18px;border:1px solid var(--line-strong);border-radius:12px;background:linear-gradient(155deg,rgba(16,24,32,.96),rgba(8,13,17,.96))}.case-facts small{order:2;color:var(--ink-mid);font-size:.78rem;line-height:1.25}.case-facts strong{order:1;color:var(--accent-300);font:500 1.7rem/1 var(--font-display);letter-spacing:-.02em}
.case-disclaimer{max-width:78ch;margin-top:22px;padding:12px 16px;border-left:2px solid var(--warn);background:rgba(244,173,69,.04);color:var(--ink-mid);font-size:.82rem}
.case-controls{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin:28px 0 0}.case-live{flex-basis:100%;min-height:1.4em;margin-top:5px;color:var(--ink-low);font-size:.82rem}
.case-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:clamp(32px,5vw,70px);align-items:start;margin-top:28px}
.case-steps{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.case-step{--p:var(--primary-hi);position:relative;padding:22px 24px;border:1px solid var(--line);border-left:2px solid var(--p);background:rgba(14,19,23,.74);transition:opacity .25s ease,border-color .25s ease,background .25s ease,transform .25s ease}
.case-step-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px}.case-time{color:var(--ink-hi);font:500 .92rem/1 var(--font-display);font-variant-numeric:tabular-nums}.case-time small{display:inline-block;margin-left:8px;color:var(--ink-low);font:400 .68rem/1 var(--font-body);letter-spacing:.02em}.case-stage{color:var(--accent-300);font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase}.case-state{margin-left:auto;padding:3px 9px;border:1px solid var(--line-strong);border-radius:99px;color:var(--ink-low);font-size:.63rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase}
.case-step h3{margin-bottom:8px;font-size:1.08rem}.case-step>p{color:var(--ink-mid);font-size:.87rem}.case-meta{margin-top:9px;color:var(--ink-low)!important;font-size:.73rem!important}
.js .case-step[hidden]{display:none}.js .case-step:not([hidden]){animation:case-step-in .34s cubic-bezier(.22,1,.36,1)}.js .case-step[data-state="pendiente"]{opacity:.72}.js .case-step[data-state="activo"]{opacity:1;transform:translateX(5px);background:rgba(18,25,30,.96);box-shadow:0 18px 46px rgba(0,0,0,.2)}.js .case-step[data-state="activo"] .case-state{border-color:var(--p);color:var(--ink-hi)}.js .case-step[data-state="completado"]{opacity:.84}.js .case-step[data-state="completado"] .case-state{border-color:rgba(145,169,255,.45);color:var(--ok)}@keyframes case-step-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.case-decision{display:grid;gap:8px;margin-top:16px}.case-option{padding:13px 14px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.02)}.case-option.is-aprobada{border-color:rgba(145,169,255,.36)}.case-option.is-descartada{border-color:rgba(241,106,93,.3);opacity:.76}.case-option-head{display:flex;flex-wrap:wrap;gap:8px;align-items:baseline;color:var(--ink-hi)!important;font-size:.82rem!important;font-weight:500}.case-option-outcome{padding:2px 7px;border-radius:99px;font-size:.59rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.is-aprobada .case-option-outcome{background:rgba(145,169,255,.12);color:var(--ok)}.is-descartada .case-option-outcome{background:rgba(241,106,93,.12);color:var(--danger)}.case-option-meta,.case-option-reason{margin-top:4px;color:var(--ink-low);font-size:.7rem}.case-option-reason{color:var(--ink-mid)}
.case-aside{position:sticky;top:0}

/* 4 · IA: tarjetas neutras, texto continuo y recreación de la consulta */
.ia-layout{display:grid;gap:clamp(40px,5vw,64px)}
.ia-head{padding-top:clamp(20px,2.5vw,32px);border-top:1px solid var(--line-strong)}.ia-head h2{max-width:none;margin:0;font-size:clamp(2.2rem,3.4vw,3.3rem);line-height:1.02}.ia-head h2 span{display:block}
.ia-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px;margin:0;padding:0;list-style:none}
.ia-tile{position:relative;display:flex;flex-direction:column;justify-content:flex-end;grid-column:span 2;min-height:clamp(300px,26vw,400px);padding:clamp(26px,2.6vw,36px);border-radius:24px;background:var(--tile-gray);color:var(--ink-hi);overflow:hidden;transition:transform .45s cubic-bezier(.22,1,.36,1),box-shadow .45s ease}
.ia-tile.is-wide{grid-column:span 3;min-height:clamp(300px,24vw,380px)}.ia-tile:hover{transform:translateY(-4px);box-shadow:0 26px 60px rgba(0,0,0,.35)}
.ia-tile-copy{display:flex;flex:1;flex-direction:column;justify-content:space-between;gap:32px}.ia-tile h3{margin:0;max-width:22ch;color:#fff;font:300 clamp(2rem,3vw,2.8rem)/1.08 var(--font-hero);letter-spacing:-.025em}.ia-tile.is-wide h3{max-width:26ch}.ia-tile p{margin:0;max-width:44ch;color:var(--ink-mid);font-size:.92rem;line-height:1.5}
@supports (grid-template-rows:subgrid){
  body:not(.presenting) .ia-grid{grid-auto-rows:1fr auto}
  body:not(.presenting) .ia-tile{display:grid;grid-row:span 2;grid-template-rows:subgrid;row-gap:32px}
  body:not(.presenting) .ia-tile-copy{display:grid;grid-row:1/-1;grid-template-rows:subgrid;row-gap:32px}
  body:not(.presenting) .ia-tile h3,body:not(.presenting) .ia-tile p{align-self:start}
}
.ia-reel{position:relative;z-index:0;margin-top:clamp(48px,6vw,96px);color:var(--tile-gray)}
.ia-reel-window{overflow:hidden}
.ia-reel-item{margin:0;padding:0 5.6vw;font:400 clamp(3rem,10vw,15rem)/1.15 var(--font-hero);letter-spacing:-.05em;text-align:center}
.ia-reel-item[aria-hidden="true"]{display:none}
.ia-reel.is-enhanced .ia-reel-track{display:flex;width:max-content;animation:ia-reel-scroll var(--reel-duration,24s) linear infinite paused}
.ia-reel.is-enhanced .ia-reel-item{display:block;flex:none;min-width:100vw;padding-block:1vw;white-space:nowrap}
.ia-reel.is-enhanced.is-visible:not(.is-hidden-tab) .ia-reel-track{animation-play-state:running;will-change:transform}
@keyframes ia-reel-scroll{to{transform:translate3d(-50%,0,0)}}
@media (hover:hover){.ia-reel.is-enhanced.is-visible:not(.is-hidden-tab):hover .ia-reel-track{animation-play-state:paused;will-change:auto}}
.ia-visual{position:relative;z-index:1;margin-top:clamp(40px,5vw,64px)}.ia-shot{margin:0}.ia-shot img{display:block;width:100%;height:auto;border-radius:24px}

/* 5 · Caso de ejemplo: tarjetas que llegan amontonadas y se ordenan con el scroll */
.section-success{background:#070a0c!important}
.success-heading{max-width:none;text-align:center}.success-heading h2{max-width:none;margin-inline:auto;font-size:clamp(2.4rem,3.8vw,3.6rem)}
.fan-stage{position:relative;margin-top:clamp(28px,4vw,56px);padding:8px 0}
.fan{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px;margin:0;padding:0;list-style:none}
.fan-card{--paper:#eceef7;--ink:#0d1219;--muted:#4a5666;position:relative;grid-column:span 2;display:flex;flex-direction:column;min-height:0;padding:30px 30px 32px;border-radius:18px;background:var(--paper);color:var(--ink);box-shadow:0 22px 60px rgba(0,0,0,.42),0 0 0 1px rgba(255,255,255,.55) inset;will-change:transform;transition:box-shadow .4s ease}
.fan-card[data-tone="b"]{--paper:color-mix(in srgb,#3e57c2 14%,#fff 86%)}
.fan-card:nth-child(-n+2){grid-column:span 3}
.fan-card:hover{box-shadow:0 34px 90px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.75) inset;z-index:10}
.fan-client{display:block;margin-bottom:18px;color:var(--muted);font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.fan-card h3{margin:0;color:var(--ink);font-size:clamp(1.15rem,1.5vw,1.4rem);line-height:1.2;letter-spacing:-.02em}.fan-card[data-kind="lead"] h3{font-size:clamp(1.5rem,2.2vw,2rem)}
.fan-card p{margin-top:12px;color:var(--muted);font-size:.92rem;line-height:1.5}
.fan-list{display:grid;gap:10px;margin:16px 0 0;padding:0;list-style:none;color:var(--muted);font-size:.92rem}.fan-list li{display:grid;grid-template-columns:8px minmax(0,1fr);gap:10px;align-items:start}.fan-list li::before{content:"";width:7px;height:7px;margin-top:.5em;border-radius:50%;background:var(--primary)}.fan-list b{color:var(--ink);font-weight:700}
.fan-cta{display:inline-flex;align-items:center;gap:8px;min-height:44px;margin-top:auto;padding:16px 0 0;border:0;background:transparent;color:var(--primary-ink);font:700 .92rem/1.2 var(--font-body);text-align:left;cursor:pointer}.fan-cta::after{content:"→";transition:transform .2s ease}.fan-cta:hover{color:#243780}.fan-cta:hover::after{transform:translateX(4px)}.fan-cta:focus-visible{outline-color:var(--primary-ink)}

/* 6 · Contacto */
.section-contact{background:#080b0e!important}
.contact-layout{display:grid;grid-template-columns:minmax(0,.85fr) minmax(440px,1.15fr);gap:clamp(48px,8vw,120px);align-items:start}.contact-copy h2{max-width:16ch}
.contact-form-shell{padding:30px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card-bg)}
.contact-form-kicker{margin-bottom:26px;color:var(--ink-hi);font:500 1.1rem/1.2 var(--font-display)}
.contact-form fieldset{margin:0;padding:0;border:0;min-inline-size:0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:18px}.form-field{display:grid;gap:7px}.form-field-full{grid-column:1/-1}.form-field label{color:var(--ink-mid);font-size:.78rem;font-weight:500}.form-field .opt{color:var(--ink-low);font-weight:400}
.form-field input,.form-field textarea{width:100%;padding:13px 14px;border:1px solid var(--line-strong);border-radius:10px;background:rgba(255,255,255,.035);color:var(--ink-hi);font:inherit}.form-field textarea{resize:vertical}.form-field input:focus-visible,.form-field textarea:focus-visible{outline:2px solid var(--accent-300);outline-offset:1px}
.form-consent{grid-template-columns:auto minmax(0,1fr);align-items:start;gap:10px}.form-consent input{width:24px;height:24px;margin:0;padding:0;accent-color:var(--primary)}.form-consent label{font-size:.78rem;line-height:1.45}.form-consent label a{display:inline-block;padding:6px 0;margin:-6px 0;color:var(--ink-hi);text-decoration:underline;text-underline-offset:2px}
/* Envío del formulario (api/contacto.js → Resend) */
.contact-hp{display:none}
.contact-status{min-height:1.2em;margin-top:12px;color:var(--ink-mid);font-size:.85rem}.contact-status.is-error{color:var(--danger)}.contact-status:empty{display:none}
.form-field input[aria-invalid="true"],.form-field textarea[aria-invalid="true"]{border-color:var(--danger)}.form-consent input[aria-invalid="true"]{outline:2px solid var(--danger);outline-offset:2px}
.contact-submit[aria-busy="true"]{opacity:.75;cursor:progress}
.contact-submit[aria-busy="true"] .contact-submit-label::after{content:"";display:inline-block;width:12px;height:12px;margin-left:10px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;vertical-align:-1px;animation:contact-spin .8s linear infinite}
@keyframes contact-spin{to{transform:rotate(360deg)}}
.contact-success:focus{outline:none}.contact-success h3{margin-bottom:10px;font-size:clamp(1.4rem,2vw,1.8rem)}
@media (prefers-reduced-motion:no-preference){.contact-success:not([hidden]){animation:contact-in .5s cubic-bezier(.2,.8,.2,1) both}@keyframes contact-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}}

/* Pie */
.site-footer{padding:38px 0;border-top:1px solid var(--line);background:var(--bg-0)}.footer-row{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;color:var(--ink-low);font-size:.77rem}.footer-legal{display:flex;align-items:center;gap:14px;min-height:40px}.footer-tagline{display:block;margin-bottom:2px;color:var(--ink-hi);font:500 .9rem/1.3 var(--font-display)}.footer-meta{color:var(--ink-low);font-size:.77rem}.footer-meta a{display:inline-flex;align-items:center;min-height:24px;color:var(--ink-mid);text-decoration:none}.footer-symbol{position:relative;overflow:hidden;flex:0 0 38px;width:38px;height:40px}.footer-symbol img{position:absolute;left:-91.6px;top:-57.9px;width:220.3px;max-width:none;height:auto}.footer-suite,.footer-legal-links{list-style:none;display:flex;flex-wrap:wrap;gap:16px;margin:0;padding:0}.footer-suite a,.footer-legal-links a{display:inline-flex;align-items:center;min-height:24px;color:var(--ink-mid);text-decoration:none}.footer-suite a:hover,.footer-legal-links a:hover{color:var(--ink-hi)}.footer-suite small{color:var(--ink-low)}.footer-current{color:var(--ink-hi);font-weight:500}.footer-legal-links{margin-top:10px;justify-content:flex-end}

/* Modo presentación */
body.presenting{overflow:hidden;background:var(--bg-0)}body.presenting .site-header,body.presenting .site-footer{display:none}body.presenting main>section{display:none}
body.presenting main>section[data-present]{display:flex;flex-direction:column;align-items:center;justify-content:center;position:fixed;inset:0;z-index:10;min-height:0;padding:56px clamp(28px,5vw,90px) 74px;border-top:0;overflow:hidden;visibility:hidden;opacity:0}body.presenting main>section[data-present]>.wrap{flex:none}body.presenting main>section[data-present].is-active{visibility:visible;opacity:1;z-index:12}body.presenting .wrap{width:min(1180px,100%);transition:none!important}
body.presenting .hero{height:auto}body.presenting .hero-stage{position:static;height:auto;min-height:0;align-items:center;background:transparent}body.presenting .hero-media,body.presenting .hero-scroll-hint{display:none}body.presenting .hero-copy{padding:0;transform:none!important;opacity:1!important;visibility:visible!important}
body.presenting .what-actions,body.presenting .fan-cta,body.presenting .ia-reel,body.presenting .ia-visual{display:none}
body.presenting #problema .context-visual{display:none}body.presenting #problema .context-layout{grid-template-columns:1fr}body.presenting #problema .pain{padding:14px 0}
body.presenting #producto .solution-stage{margin-top:32px;gap:32px}body.presenting #producto .questions.is-carousel{min-height:240px}
body.presenting #ia .ia-layout{gap:24px}body.presenting #ia .ia-tile{min-height:0;gap:22px;padding:18px 20px}body.presenting #ia .ia-tile p{display:none}body.presenting #ia .ia-head{padding-top:0;border-top:0}body.presenting #ia .ia-tile h3{font-size:clamp(1.5rem,2vw,2rem)}
body.presenting #caso .fan-stage{margin-top:22px}body.presenting #caso .fan-card{min-height:0;padding:18px 20px}body.presenting #caso .fan-card p{display:none}body.presenting #caso .fan-card h3{font-size:1.05rem}body.presenting #caso .fan-list{font-size:.84rem}
.present-hud{position:fixed;inset:auto 0 0;z-index:30;display:flex;align-items:center;gap:16px;padding:14px clamp(20px,4vw,40px);color:var(--ink-low);font-size:.76rem}.present-hud .present-chapter{color:var(--ink-mid);font-weight:500;letter-spacing:.09em;text-transform:uppercase;font-size:.68rem}.present-hud .present-counter{margin-left:auto;font-variant-numeric:tabular-nums}.present-progress{position:fixed;top:0;left:0;z-index:30;width:0;height:2px;background:var(--accent-400)}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
  .js .case-step[data-state="pendiente"]{opacity:1}
  .ia-reel.is-enhanced .ia-reel-track{display:block;width:auto;animation:none;transform:none;will-change:auto}.ia-reel.is-enhanced .ia-reel-item{min-width:0;white-space:normal}.ia-reel.is-enhanced .ia-reel-item[aria-hidden="true"]{display:none}
}

@media (max-width:1120px){
  .site-nav a{padding-inline:8px;font-size:.8rem}.header-row{gap:14px}
  .hero h1{font-size:clamp(2.6rem,5vw,3.6rem)}.hero h1 em{font-size:clamp(3.2rem,6.6vw,4.8rem)}
  .case-layout{grid-template-columns:1fr}.case-aside{position:static;max-width:640px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fan-card{min-height:0}
}
@media (max-width:860px){
  .wrap{width:min(var(--wrap),calc(100% - 40px))}.site-nav{display:none}.site-header .btn{margin-left:auto}
  .section-problem .context-layout{grid-template-columns:1fr;gap:34px}.section-problem .context-intro,.pains,.section-problem .context-visual{grid-column:1;grid-row:auto}.pains{margin-top:0}.section-problem .context-visual{max-width:none;aspect-ratio:16/10}
  .ia-grid{grid-template-columns:1fr 1fr}.ia-tile,.ia-tile.is-wide{grid-column:span 1;min-height:240px;gap:40px}
  .fan{grid-template-columns:1fr 1fr;gap:14px}.fan-card,.fan-card:nth-child(-n+2){grid-column:span 1}.fan-card:nth-child(5){grid-column:1/-1}.fan-card{box-shadow:0 18px 50px rgba(0,0,0,.35)}
  .contact-layout{grid-template-columns:1fr}.footer-legal-links{justify-content:flex-start}
  .features-grid{grid-template-columns:repeat(2,minmax(0,1fr));padding:20px}.modal-pad{padding:22px 20px 24px}
}
@media (max-width:760px){
  .js .solution-stage,.solution-stage{grid-template-columns:1fr;gap:28px}
  .js .solution-copy .questions.is-carousel{min-height:clamp(240px,60vw,320px)}.js .questions.is-carousel .question-card h3{font-size:clamp(2.45rem,11vw,3.7rem)}
}
@media (max-width:680px){
  .hero{height:160vh}.hero-stage{min-height:560px}.hero .hero-copy{padding-bottom:96px}
  .hero h1{font-size:clamp(2.1rem,9.5vw,2.8rem);line-height:1.06}.hero h1 em{margin-top:10px;font-size:clamp(1.9rem,9vw,3rem)}
}
@media (max-width:620px){
  :root{--space:56px}.wrap{width:min(var(--wrap),calc(100% - 32px))}.brand{width:112px}.site-header .btn{min-height:36px;padding:7px 13px;font-size:.75rem}
  .hero .cta-row{flex-direction:column;align-items:stretch}.btn{padding-inline:18px}
  .section-copy-header h2{font-size:clamp(2rem,9.5vw,3rem)}.section-copy-header .lead{margin-top:22px}
  .pain{grid-template-columns:68px minmax(0,1fr);padding:22px 0}.section-problem .context-visual{aspect-ratio:4/5}
  .question-stage .pillars,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .mock-head{flex-wrap:wrap}
  .ia-grid{grid-template-columns:1fr}.ia-tile,.ia-tile.is-wide{min-height:280px;gap:36px;border-radius:18px}.ia-visual{margin-top:24px}.ia-shot img,.solution-shot{border-radius:16px}
  .fan{grid-template-columns:1fr}.fan-card,.fan-card:nth-child(-n+2),.fan-card:nth-child(5){grid-column:1/-1}
  .modal{width:calc(100% - 16px);max-height:92vh;border-radius:18px}.modal-head{padding:20px 18px 16px}.features-grid{grid-template-columns:1fr;padding:16px}.feature-tile{min-height:220px;border-radius:20px}.modal-pad{padding:18px 16px 22px}
  .case-facts{gap:8px}.case-facts span{min-width:0;padding:12px}.case-facts small{font-size:.68rem}.case-facts strong{font-size:1.25rem}.case-controls .btn{min-height:38px;padding:8px 13px;font-size:.75rem}.case-step{padding:18px}.mock-stages{grid-template-columns:repeat(2,minmax(0,1fr))}
  .contact-form-shell{padding:22px 18px}.form-grid{grid-template-columns:1fr}.form-field-full{grid-column:auto}
  .footer-row{align-items:flex-start;flex-direction:column}.footer-suite{display:grid;grid-template-columns:1fr 1fr}.footer-legal{align-items:flex-start}
}

/* Disposición del carrusel publicada en Flow: ancho completo y solape superior. */
.ia-reel{z-index:2}
.ia-visual{margin:calc(-1 * clamp(24px,5vw,72px)) auto 0}
.ia-reel.is-enhanced:focus-within .ia-reel-track{animation-play-state:paused!important}

/* Resplandor sobre la silueta transparente de la pantalla, sin marco. */
.section-problem .context-visual{border:0;box-shadow:none}