/* =========================================================
   Tasai Lab — landing MVP
   Marca (Brand Book MVP): Magenta #C63278 · Rosa #CF689C
   Blanco #EDEDED · Negro #0E0E0E · Tipografía Lexend
   ========================================================= */
@font-face{
  font-family:"Lexend";
  src:url("assets/fonts/lexend-var.woff2") format("woff2-variations"),url("assets/fonts/lexend-var.woff2") format("woff2");
  font-weight:100 900;font-style:normal;font-display:swap;
}
:root{
  --brand:#C63278; --brand-2:#CF689C; --brand-dark:#A8275F; --brand-soft:#FBEFF5;
  --ink:#0E0E0E; --text:#3B3B42; --muted:#8A8A93; --brand-white:#EDEDED;
  --line:#ECE7EB; --white:#fff; --error:#D92D3A;
  --radius:24px;
  --ease:cubic-bezier(.22,1,.36,1);
  --shadow-card:0 18px 50px -24px rgba(14,14,14,.22);
  --max:1200px;
  --font:"Lexend",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:var(--font);color:var(--text);background:var(--white);line-height:1.6;font-size:16px;font-weight:300;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
strong,b{font-weight:600;color:var(--ink)}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px}
.section{padding:120px 0;position:relative}

/* ---------- ANIMACIONES ----------
   Solo se ocultan elementos si hay JavaScript (html.js).
   ---------------------------------------------------- */
html.js .intro{opacity:0;transform:translateY(28px)}
html.js .is-loaded .intro{opacity:1;transform:none;transition:opacity 1s var(--ease),transform 1s var(--ease);transition-delay:calc(var(--i,0) * 130ms + 100ms)}
html.js .intro-tiles .tile{opacity:0;transform:translateY(36px) scale(.96)}
html.js .is-loaded .intro-tiles .tile{opacity:1;transform:none;transition:opacity .9s var(--ease),transform .9s var(--ease)}
html.js .is-loaded .intro-tiles .tile:nth-child(1){transition-delay:.55s}
html.js .is-loaded .intro-tiles .tile:nth-child(2){transition-delay:.63s}
html.js .is-loaded .intro-tiles .tile:nth-child(3){transition-delay:.71s}
html.js .is-loaded .intro-tiles .tile:nth-child(4){transition-delay:.79s}
html.js .is-loaded .intro-tiles .tile:nth-child(5){transition-delay:.87s}
html.js .hero__mark{opacity:0;transform:translateY(-50%) rotate(-8deg) scale(.9)}
html.js .is-loaded .hero__mark{opacity:.14;transform:translateY(-50%) rotate(0) scale(1);transition:opacity 1.6s var(--ease) .2s,transform 1.6s var(--ease) .2s}

html.js .reveal{opacity:0;transform:translateY(40px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
html.js .reveal--left{transform:translateX(-48px)}
html.js .reveal--right{transform:translateX(48px)}
html.js .reveal--scale{transform:translateY(30px) scale(.94)}
html.js .reveal.is-in{opacity:1;transform:none}

html.js [data-stagger]>*{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0ms)}
html.js [data-stagger].is-in>*{opacity:1;transform:none}

html.js .pop{opacity:0;transform:translateY(16px) scale(.92)}
html.js .reveal.is-in .pop{opacity:1;transform:none;transition:opacity .7s var(--ease) .55s,transform .7s var(--ease) .55s}

/* ---------- piezas comunes ---------- */
.pill{display:inline-block;border:1.5px solid var(--ink);color:var(--ink);border-radius:999px;padding:2px 13px;font-weight:600;font-size:.8rem;margin-bottom:18px}
.h2{font-weight:600;font-size:clamp(1.9rem,3.3vw,2.8rem);line-height:1.1;letter-spacing:-.025em;margin-bottom:24px}
.h2--brand{color:var(--brand)}
.h2--ink{color:var(--ink)}
.copy p{margin-bottom:14px;max-width:540px}
.lead{font-size:1.05rem;max-width:540px;margin-bottom:30px}
.arrow-link{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:1rem;color:var(--brand);margin-top:18px}
.arrow-link--light{color:#fff}
.arrow-link__c{width:24px;height:24px;border:1.6px solid currentColor;border-radius:50%;display:grid;place-items:center;transition:transform .35s var(--ease)}
.arrow-link__c svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.arrow-link:hover .arrow-link__c{transform:translateX(5px)}

/* ---------- CABECERA ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .35s,box-shadow .35s}
.nav__inner{display:flex;align-items:center;height:84px}
.nav__logo{position:relative;height:30px;width:115px;flex-shrink:0}
.nav__logo img{position:absolute;inset:0;height:100%;width:auto;transition:opacity .35s}
.nav__logo .logo-dark{opacity:0}
.nav__links{display:flex;align-items:center;gap:34px;margin-left:auto}
.nav__links a{color:#fff;font-size:.95rem;font-weight:400;transition:opacity .3s,color .3s}
.nav__links a:hover{opacity:.75}
.nav__cta{border:1.5px solid rgba(255,255,255,.85);padding:7px 20px;border-radius:999px}
.nav__burger{display:none;margin-left:auto;background:none;border:0;cursor:pointer;width:40px;height:40px}
.nav__burger span{display:block;width:26px;height:2px;background:#fff;margin:6px auto;transition:transform .35s var(--ease),opacity .3s,background .3s}
.nav.is-scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line)}
.nav.is-scrolled .logo-light{opacity:0}
.nav.is-scrolled .logo-dark{opacity:1}
.nav.is-scrolled .nav__links a{color:var(--ink)}
.nav.is-scrolled .nav__cta{background:var(--brand);border-color:var(--brand);color:#fff}
.nav.is-scrolled .nav__burger span{background:var(--ink)}
.nav__mobile{display:none}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:720px;height:100vh;max-height:900px;display:flex;flex-direction:column;justify-content:center;color:#fff;background:#3a0a22}
.hero__bg{position:absolute;inset:0;overflow:hidden;background:
  radial-gradient(48% 62% at 0% 0%,#0E0E0E 0%,rgba(14,14,14,.55) 45%,rgba(14,14,14,0) 100%),
  radial-gradient(42% 55% at 100% 100%,#E6E1E3 0%,rgba(230,225,227,.6) 35%,rgba(230,225,227,0) 100%),
  radial-gradient(55% 60% at 0% 100%,#EE67A9 0%,rgba(238,103,169,0) 100%),
  radial-gradient(50% 55% at 100% 0%,#D80B73 0%,rgba(216,11,115,0) 100%),
  linear-gradient(135deg,#6E2448 0%,#B8457F 40%,#D3669C 70%,#DC96B9 100%)}
.hero__bg::before{content:"";position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='62' height='62'%3E%3Cpath d='M31 26v10M26 31h10' stroke='%23fff' stroke-opacity='.42' stroke-width='1' fill='none'/%3E%3C/svg%3E");background-size:62px 62px;background-position:-2px -2px}
.hero__mark{position:absolute;z-index:1;right:6%;top:42%;width:min(34vw,470px);transform:translateY(-50%);opacity:.14;pointer-events:none;will-change:transform;translate:0 var(--hy,0px)}
.hero__content{position:relative;z-index:2;padding-top:30px;padding-bottom:40px}
.hero__eyebrow{font-size:.85rem;font-weight:600;margin-bottom:20px}
.hero__title{font-weight:600;font-size:clamp(2.4rem,4.7vw,3.9rem);line-height:1.05;letter-spacing:-.035em;max-width:18.5ch;margin-bottom:24px}
.hero__lead{font-size:1.05rem;font-weight:300;max-width:560px;opacity:.95}
.hero__tiles{position:absolute;left:0;right:0;bottom:0;transform:translateY(50%);z-index:3}
.tiles{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;max-width:880px;margin:0 auto}
.tile{background:#fff;border-radius:18px;box-shadow:0 24px 50px -22px rgba(14,14,14,.35);padding:20px 14px;display:flex;flex-direction:column;align-items:center;gap:12px;color:var(--ink);font-weight:600;font-size:.9rem}
.tile__ic{width:46px;height:46px;border-radius:12px;background:var(--brand-soft);display:grid;place-items:center}
.tile__ic svg{width:22px;height:22px;fill:none;stroke:var(--brand);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.tile--brand .tile__ic{background:linear-gradient(135deg,var(--brand-2),var(--brand))}
.tile__ic img{width:26px}

/* ---------- 2 columnas foto + texto ---------- */
.problem{padding-top:190px;background:linear-gradient(180deg,#fff 0%,#fff 65%,#F5F2F8 100%)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.two-col--rev .photo{order:2}
.photo{position:relative;margin:0}
.photo>img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius)}
.glass{position:absolute;right:-26px;bottom:46px;display:flex;align-items:center;gap:14px;padding:16px 24px 16px 18px;border-radius:16px;background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.7);backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3);box-shadow:0 20px 40px -20px rgba(14,14,14,.35);color:var(--ink);font-weight:600;line-height:1.25;font-size:.95rem}
.glass img{width:46px}
.glass--ms{left:-26px;right:auto;bottom:56px;padding:18px 24px}
.glass--ms img{width:150px;height:auto}

/* ---------- QUÉ HACEMOS ---------- */
.more{background:#fff}
.more__grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.layered{position:relative;padding:56px 36px}
.layered__b1,.layered__b2{position:absolute;border-radius:var(--radius)}
.layered__b1{left:0;bottom:0;width:58%;height:58%;background:linear-gradient(135deg,var(--brand-2),var(--brand))}
.layered__b2{right:0;top:0;width:66%;height:62%;background:linear-gradient(135deg,#F2C3DA,var(--brand-2))}
.layered__frame{position:relative;background:rgba(255,255,255,.55);padding:8px;border-radius:calc(var(--radius) - 4px);box-shadow:0 30px 60px -30px rgba(14,14,14,.5)}
.layered__frame img{width:100%;height:auto;border-radius:16px}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.card{background:#fff;border-radius:16px;padding:30px 22px;text-align:center;box-shadow:var(--shadow-card);border:1px solid #F3F0F2}
.card h3{color:var(--brand);font-weight:600;font-size:1.2rem;margin-bottom:10px;letter-spacing:-.01em}
.card p{font-size:.9rem;line-height:1.5}
.result{margin-top:26px;font-size:.98rem;max-width:540px}
.result strong{color:var(--brand)}

/* ---------- NUESTRO ENFOQUE ---------- */
.ia{padding-bottom:160px;text-align:center;overflow:hidden;background:radial-gradient(38% 60% at 0% 25%,rgba(207,104,156,.18),transparent 70%),#fff}
.ia__inner{position:relative;z-index:2;max-width:920px}
.ia__title{font-size:clamp(2rem,4vw,3.1rem)}
.ia__sub{color:var(--brand);font-weight:600;font-size:1.2rem;margin-bottom:10px}
.ia__text{max-width:600px;margin:0 auto 28px}
.ia__title,.ia__sub{max-width:760px;margin-left:auto;margin-right:auto}
.principles{display:flex;justify-content:center;flex-wrap:wrap;gap:10px}
.principles li{border:1.5px solid var(--line);border-radius:999px;padding:9px 18px;font-size:.88rem;background:#fff}
.principles strong{color:var(--brand)}
.ia__floats{position:absolute;inset:0;pointer-events:none}
.fl{position:absolute;display:grid;place-items:center;animation:bob 8s ease-in-out infinite;transform:translate3d(0,var(--py,0px),0);will-change:transform}
.fl img{width:100%}
.fl--tile,.fl--dark,.fl--grad{border-radius:20px;box-shadow:0 20px 40px -18px rgba(14,14,14,.35)}
.fl--tile{background:#fff;width:76px;height:76px}
.fl--tile svg{width:32px;height:32px;fill:none;stroke:var(--brand);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.fl--dark{background:var(--ink)}
.fl--grad{background:linear-gradient(135deg,var(--brand-2),var(--brand))}
.fl--dark img,.fl--grad img{width:56%}
.fl--1{left:9%;top:24%;width:88px;animation-delay:-1s}
.fl--2{left:5%;top:62%;animation-delay:-2.5s}
.fl--3{left:21%;bottom:6%;width:68px;height:68px;animation-delay:-3s}
.fl--4{right:9%;top:22%;animation-delay:-2s}
.fl--5{right:15%;bottom:6%;width:80px;height:80px;animation-delay:-4s}
.fl--6{right:4%;top:60%;animation-delay:-5s}
@keyframes bob{50%{translate:0 -12px}}

/* ---------- AGLAIA GROUP ---------- */
.aglaia{background:linear-gradient(180deg,#FCF1F6 0%,#fff 38%,#fff 100%)}
.aglaia{padding-bottom:60px}
.aglaia__tag{position:relative;margin-top:22px;font-weight:600;letter-spacing:.06em;font-size:.78rem;color:var(--ink);padding-top:18px}
.aglaia__tag::before{content:"";position:absolute;left:0;top:0;width:180px;height:2px;background:var(--brand)}
.aglaia__logo{width:137px;height:auto;margin-top:12px}

/* ---------- DIAGNÓSTICO ---------- */
.contact{background:#fff;padding-top:100px}
.contact__inner{max-width:820px;text-align:center}
.contact__title{font-weight:600;font-size:clamp(1.6rem,2.8vw,2.2rem);line-height:1.22;letter-spacing:-.02em;color:var(--muted);margin-bottom:16px}
.contact__title span{color:var(--brand)}
.contact__text{margin:0 auto 40px;max-width:600px}
.form-card{max-width:540px;margin:0 auto;text-align:left}
.form__title{font-size:1.05rem;font-weight:600;color:var(--ink);margin-bottom:14px}
.form-slot{min-height:200px}
.form-slot iframe{width:100%;border:0;min-height:680px}

/* maqueta del formulario (se sustituye por HubSpot) */
.form-mock{display:flex;flex-direction:column;gap:12px;user-select:none}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.mock-field{display:flex;align-items:center;min-height:48px;padding:0 15px;border:1.3px solid var(--brand-2);border-radius:8px;background:#fff;color:#A3A3AD;font-size:.9rem}
.mock-field--phone{padding:0}
.mock-field--phone em{font-style:normal;color:var(--ink);align-self:stretch;display:flex;align-items:center;padding:0 12px;margin-right:12px;border-right:1.3px solid var(--brand-2)}
.mock-field--area{align-items:flex-start;min-height:100px;padding-top:14px}
.mock-label{font-weight:600;font-size:.85rem;color:var(--ink);margin-top:2px}
.mock-check{position:relative;padding-left:26px;font-size:.82rem;color:var(--ink);line-height:1.4}
.mock-check::before{content:"";position:absolute;left:0;top:1px;width:15px;height:15px;border:1.5px solid var(--ink);border-radius:4px}
.btn{display:block;text-align:center;margin-top:6px;border-radius:8px;padding:13px 20px;font-weight:600;font-size:.95rem;color:#fff;background:var(--brand)}

/* ---------- PIE ---------- */
.footer{background:var(--ink);color:rgba(237,237,237,.7);padding:40px 0}
.footer__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer__inner img{height:30px;width:auto}
.footer__legal{font-size:.82rem}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .fl{animation:none;transform:none}
  html.js .intro,html.js .intro-tiles .tile,html.js .reveal,html.js [data-stagger]>*,html.js .pop{opacity:1;transform:none;transition:none}
  html.js .hero__mark{opacity:.14;transform:translateY(-50%);transition:none}
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1080px){
  .two-col,.more__grid{grid-template-columns:1fr;gap:56px}
  .two-col--rev .photo{order:0}
  .glass{right:16px}
  .glass--ms{left:16px;right:auto}
  .fl--2,.fl--3,.fl--6{display:none}
}
@media (max-width:860px){
  .nav__links{display:none}
  .nav__burger{display:block}
  .nav__mobile{display:flex;flex-direction:column;background:#fff;padding:0 24px;max-height:0;overflow:hidden;visibility:hidden;transition:max-height .45s var(--ease),padding .45s var(--ease),visibility 0s .45s}
  .nav__mobile a{color:var(--ink);font-size:1.05rem;padding:14px 0;border-bottom:1px solid var(--line)}
  .nav.is-open{background:#fff}
  .nav.is-open .logo-light{opacity:0}.nav.is-open .logo-dark{opacity:1}
  .nav.is-open .nav__burger span{background:var(--ink)}
  .nav.is-open .nav__burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav.is-open .nav__burger span:nth-child(2){opacity:0}
  .nav.is-open .nav__burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .nav.is-open .nav__mobile{max-height:420px;padding:6px 24px 22px;visibility:visible;transition:max-height .45s var(--ease),padding .45s var(--ease)}
  .hero{height:auto;min-height:0;max-height:none;padding:130px 0 0}
  .hero__content{padding-bottom:48px}
  .hero__content .arrow-link{margin-top:22px}
  .hero__tiles{position:relative;transform:none;margin-bottom:-56px}
  .tiles{grid-template-columns:repeat(3,1fr);gap:10px}
  .tile--hide-sm{display:none}
  .problem{padding-top:120px}
  .fl{display:none}
}
@media (max-width:600px){
  .container{padding-left:16px;padding-right:16px}
  .section{padding:80px 0}
  .ia{padding-bottom:80px}
  .problem{padding-top:110px}
  .hero__title{font-size:2.3rem}
  .hero__mark{width:78vw;right:-28%;top:38%;opacity:.12}
  .tile{padding:14px 6px;font-size:.78rem;gap:9px}
  .tile__ic{width:38px;height:38px}
  .tile__ic svg{width:20px;height:20px}
  .glass{right:12px;bottom:14px;padding:10px 14px;font-size:.82rem;gap:10px}
  .glass img{width:34px}
  .glass--ms{left:12px;right:auto;bottom:14px;padding:12px 14px}
  .glass--ms img{width:118px}
  .layered{padding:28px 16px}
  .cards,.form__row{grid-template-columns:1fr}
  .form__row{gap:12px}
  .ia__sub{font-size:1.1rem}
  .footer__inner{flex-direction:column;align-items:flex-start}
}