/* ============================================================
   Lgancia — sitio público
   Sistema de diseño. Un solo archivo, cacheable, sin frameworks.
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  --ink:#14100B;          /* texto principal */
  --ink-2:#5B5145;        /* texto secundario */
  --line:#E6E0D6;
  --bg:#FBFAF8;
  --bg-2:#F3EFE8;
  --surface:#FFFFFF;
  --brass:#B8823A;        /* acento */
  --brass-2:#8F6427;
  --brass-soft:#F0E2CB;
  --dark:#1B1510;         /* bloques oscuros */
  --wa:#25D366;
  --ok:#2E7D53;

  --maxw:1160px;
  --gap:clamp(20px,4vw,32px);
  --r:14px;
  --r-lg:22px;
  --shadow:0 1px 2px rgba(20,16,11,.05), 0 12px 32px -20px rgba(20,16,11,.35);
  --shadow-lg:0 24px 60px -32px rgba(20,16,11,.5);

  --display:'Space Grotesk',system-ui,sans-serif;   /* títulos: geométrica, técnica */
  --sans:'DM Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,svg,video{max-width:100%;height:auto;display:block}
[hidden]{display:none!important}
/* Nada debe poder empujar la página a lo ancho: ni una URL larga ni una imagen. */
body{overflow-x:hidden}
h1,h2,h3,p,li,a,span{overflow-wrap:anywhere}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid var(--brass);outline-offset:3px;border-radius:4px;
}
h1,h2,h3{font-family:var(--display);font-weight:600;color:var(--ink);margin:0;line-height:1.12;letter-spacing:-.015em}
h1{font-size:clamp(38px,6.4vw,74px)}
h2{font-size:clamp(27px,3.6vw,42px)}
h3{font-size:clamp(19px,1.6vw,22px);line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0}

/* Solo para lectores de pantalla (títulos de landmarks que no deben verse) */
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.skip{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--dark);color:#fff;padding:12px 18px;border-radius:0 0 10px 0;font-weight:600;
}
.skip:focus{left:0}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.section{padding:clamp(56px,8vw,104px) 0}
.section--tight{padding:clamp(40px,5vw,64px) 0}
.section--dark{background:var(--dark);color:#F2ECE2}
.section--dark h2,.section--dark h3{color:#fff}
.section--soft{background:var(--bg-2)}
.stack{display:grid;gap:var(--gap)}

/* Encabezado de sección */
.sec-head{max-width:62ch;margin-bottom:clamp(28px,4vw,48px)}
.sec-head p{color:var(--ink-2);margin-top:14px;font-size:clamp(16px,1.6vw,18.5px)}
.section--dark .sec-head p{color:#C9BFB0}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.2em;
  text-transform:uppercase;color:var(--brass-2);margin-bottom:12px;
}
.section--dark .eyebrow{color:var(--brass)}
.rule{width:56px;height:4px;border-radius:99px;background:var(--brass);margin-bottom:18px}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--sans);font-weight:600;font-size:16px;line-height:1;
  padding:15px 24px;border-radius:12px;border:2px solid transparent;cursor:pointer;
  transition:transform .16s ease,background .2s,color .2s,border-color .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn--wa{background:var(--wa);color:#08331A}
.btn--wa:hover{background:#1FBE59}
.btn--dark{background:var(--dark);color:#fff}
.btn--dark:hover{background:#000}
.btn--brass{background:var(--brass);color:#1B1510}
.btn--brass:hover{background:var(--brass-2);color:#fff}
.btn--ghost{border-color:currentColor;background:transparent}
.btn--ghost:hover{background:var(--ink);color:var(--bg)}
.section--dark .btn--ghost:hover{background:#fff;color:var(--dark)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- Cabecera / navegación ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(251,250,248,.88);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.site-header__in{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.brand{display:inline-flex;align-items:baseline;gap:10px;font-family:var(--display);font-weight:600;font-size:25px;letter-spacing:-.02em}
.brand span{font-family:var(--sans);font-size:10.5px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-2)}
.site-nav{display:flex;align-items:center;gap:6px}
.site-nav a{
  padding:9px 14px;border-radius:10px;font-size:15.5px;font-weight:500;color:var(--ink-2);
  transition:color .2s,background .2s;
}
.site-nav a:hover{color:var(--ink);background:var(--bg-2)}
.site-nav a[aria-current="page"]{color:var(--ink);font-weight:600}
.site-nav a[aria-current="page"]::after{
  content:"";display:block;height:3px;border-radius:99px;background:var(--brass);margin:5px 6px -4px;
}
.site-nav .btn{margin-left:10px;padding:12px 18px;font-size:15px}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);border-radius:2px;margin:5px 0;transition:.25s}

/* ---------- Portada ---------- */
.hero{padding:clamp(48px,7vw,92px) 0 clamp(40px,6vw,72px)}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:center}
.hero__lead{font-size:clamp(17px,2vw,20px);color:var(--ink-2);margin-top:22px;max-width:36ch}
.hero .btn-row{margin-top:32px}
.hero__meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.hero__meta div b{display:block;font-family:var(--display);font-size:29px;color:var(--brass-2);line-height:1}
.hero__meta div span{font-size:13.5px;color:var(--ink-2)}
.hero__media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--bg-2);
  border:1px solid var(--line);aspect-ratio:4/5;box-shadow:var(--shadow-lg);
}
.hero__media img{width:100%;height:100%;object-fit:cover}
.ph{
  width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;color:var(--ink-2);text-align:center;padding:26px;font-size:14px;
}
.ph b{font-family:var(--display);font-size:19px;color:var(--ink)}

/* ---------- Rejillas de tarjetas ---------- */
.grid{display:grid;gap:var(--gap)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:clamp(22px,2.6vw,30px);display:flex;flex-direction:column;gap:12px;
  transition:transform .2s,box-shadow .25s,border-color .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brass-soft)}
.card__ic{
  width:46px;height:46px;border-radius:12px;background:var(--brass-soft);color:var(--brass-2);
  display:flex;align-items:center;justify-content:center;
}
.card p{color:var(--ink-2);font-size:15.5px}
.section--dark .card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12)}
.section--dark .card p{color:#C9BFB0}
.section--dark .card__ic{background:rgba(184,130,58,.22);color:var(--brass)}

/* Lista con check */
.checks{list-style:none;display:grid;gap:12px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--ink-2)}
.checks svg{flex:0 0 auto;color:var(--brass-2);margin-top:3px}
.section--dark .checks li{color:#C9BFB0}
.section--dark .checks svg{color:var(--brass)}

/* ---------- Pasos numerados ---------- */
.steps{list-style:none;counter-reset:paso;display:grid;gap:18px}
.steps li{
  counter-increment:paso;display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px 26px;
}
.steps li::before{
  content:counter(paso,decimal-leading-zero);
  font-family:var(--display);font-size:26px;color:var(--brass);line-height:1;
}
.steps p{color:var(--ink-2);font-size:15.5px;margin-top:6px}

/* ---------- Precio ---------- */
.price{
  display:grid;grid-template-columns:auto 1fr;gap:clamp(24px,4vw,44px);align-items:center;
  background:var(--dark);color:#F2ECE2;border-radius:var(--r-lg);padding:clamp(28px,4vw,46px);
}
.price__fig{text-align:center;padding-right:clamp(20px,3vw,40px);border-right:1px solid rgba(255,255,255,.14)}
.price__fig b{display:block;font-family:var(--display);font-size:clamp(40px,5.5vw,60px);color:var(--brass);line-height:1}
.price__fig span{display:block;font-size:13.5px;color:#C9BFB0;margin-top:8px}
.price h2,.price h3{color:#fff}
.price p{color:#C9BFB0;margin-top:10px;font-size:16px}

/* ---------- Calculadora del metro lineal ----------
   El precio se explica moviendo el mueble, no leyéndolo. --w es el ancho del
   dibujo y de su cota: lo mueve el deslizador y es lo único que cambia.
   El alto se queda fijo a propósito: eso ES el argumento.                    */
.calc{--w:20%;--mod:60px;margin-top:26px}
.calc__escena{
  position:relative;height:clamp(112px,16vw,146px);padding-left:52px;
  display:flex;align-items:flex-end;border-bottom:2px solid rgba(255,255,255,.2);
}
/* Cota vertical: la única que no se mueve. */
.calc__alto{
  position:absolute;left:0;bottom:0;top:16px;width:44px;
  display:flex;align-items:center;justify-content:center;
  border-right:1px dashed rgba(255,255,255,.18);
}
.calc__alto span{
  writing-mode:vertical-rl;transform:rotate(180deg);
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:#8A8073;white-space:nowrap;
}
.calc__mueble{
  width:var(--w);min-width:56px;height:100%;border:2px solid var(--brass);border-bottom:0;
  border-radius:7px 7px 0 0;transition:width .25s ease;
  background:
    linear-gradient(180deg,rgba(184,130,58,.5) 0 9px,transparent 9px),
    repeating-linear-gradient(90deg,transparent 0 calc(var(--mod) - 2px),rgba(255,255,255,.22) calc(var(--mod) - 2px) var(--mod)),
    rgba(255,255,255,.06);
  background-clip:padding-box;
}
/* Cota horizontal: crece con el mueble, es la que se paga. */
.calc__cota{
  position:relative;height:32px;margin:10px 0 0 52px;width:var(--w);min-width:56px;
  border-top:2px solid var(--brass);transition:width .25s ease;
}
.calc__cota::before,.calc__cota::after{content:"";position:absolute;top:-7px;width:2px;height:12px;background:var(--brass)}
.calc__cota::before{left:0}
.calc__cota::after{right:0}
.calc__cota b{
  position:absolute;left:50%;top:8px;transform:translateX(-50%);white-space:nowrap;
  font-family:var(--display);font-size:15px;color:var(--brass);
}
.calc__lab{display:block;margin-top:6px;font-size:14px;color:#9C9182}
.calc__rango{
  -webkit-appearance:none;appearance:none;width:100%;height:34px;
  margin:2px 0 0;background:transparent;cursor:pointer;
}
.calc__rango::-webkit-slider-runnable-track{height:6px;border-radius:99px;background:rgba(255,255,255,.16)}
.calc__rango::-webkit-slider-thumb{
  -webkit-appearance:none;width:26px;height:26px;margin-top:-10px;border-radius:50%;
  background:var(--brass);border:3px solid #fff;box-shadow:0 2px 10px rgba(0,0,0,.45);
}
.calc__rango::-moz-range-track{height:6px;border-radius:99px;background:rgba(255,255,255,.16)}
.calc__rango::-moz-range-thumb{
  width:26px;height:26px;border-radius:50%;background:var(--brass);
  border:3px solid #fff;box-shadow:0 2px 10px rgba(0,0,0,.45);
}
.calc__escala{display:flex;justify-content:space-between;font-size:12.5px;color:#8A8073;margin-top:-4px}
.calc__extras{border:0;margin:18px 0 0;padding:0;display:grid;gap:8px}
.calc__extras legend{
  padding:0;margin-bottom:10px;font-size:12px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:#8A8073;
}
.calc__extra{
  display:flex;align-items:flex-start;gap:12px;cursor:pointer;
  padding:12px 15px;border-radius:11px;border:1px solid rgba(255,255,255,.13);
  background:rgba(255,255,255,.04);transition:border-color .2s,background .2s;
}
.calc__extra:hover{border-color:rgba(184,130,58,.5);background:rgba(255,255,255,.07)}
.calc__extra input{
  flex:0 0 auto;width:20px;height:20px;margin:1px 0 0;accent-color:var(--brass);cursor:pointer;
}
.calc__extra>span{flex:1;min-width:0;font-size:15px;color:#E8DFD1}
.calc__extra b{display:block;font-weight:600}
.calc__extra em{display:block;font-style:normal;font-size:13.5px;color:#9C9182;margin-top:2px}
.calc__extra-p{
  flex:0 0 auto;font-family:var(--display);font-weight:600;font-size:15px;color:var(--brass);white-space:nowrap;
}
.calc__mas{color:var(--brass)}
.calc__res{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:9px;
  margin-top:16px;padding:15px 18px;border-radius:12px;background:rgba(255,255,255,.06);
  font-size:16px;color:#C9BFB0;
}
.calc__res b{font-family:var(--display);font-size:19px;color:#fff;font-weight:600}
.calc__res output{font-family:var(--display);font-size:30px;color:var(--brass);line-height:1}
.calc__leyenda{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:14px;font-size:14px;color:#9C9182}
.calc__leyenda li{display:flex;align-items:center;gap:9px;list-style:none}
.calc__leyenda i{flex:0 0 auto;width:22px;height:0;border-top:2px solid var(--brass)}
.calc__leyenda li+li i{border-top-style:dashed;border-top-color:rgba(255,255,255,.32)}
@media (prefers-reduced-motion:reduce){
  .calc__mueble,.calc__cota{transition:none}
}

/* ---------- Planes ---------- */
.plan{position:relative;display:flex;flex-direction:column;gap:14px}
.plan__price{font-family:var(--display);font-size:38px;color:var(--brass-2);line-height:1}
.plan__price span{font-family:var(--sans);font-size:14px;color:var(--ink-2);font-weight:500}
.plan--featured{border-color:var(--brass);box-shadow:var(--shadow)}
.tag{
  align-self:flex-start;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  background:var(--brass-soft);color:var(--brass-2);padding:5px 11px;border-radius:99px;
}

/* ---------- Galería ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery figure{
  margin:0;border-radius:var(--r);overflow:hidden;background:var(--bg-2);border:1px solid var(--line);
  aspect-ratio:4/3;position:relative;
}
.gallery figure.tall{aspect-ratio:3/4}
.gallery figure.wide{grid-column:span 2;aspect-ratio:8/5}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.gallery figure:hover img{transform:scale(1.04)}
.gallery figcaption{
  position:absolute;inset:auto 0 0 0;padding:14px 16px;font-size:14px;color:#fff;
  background:linear-gradient(180deg,transparent,rgba(20,16,11,.82));
}
.gallery figcaption b{display:block;font-weight:600}
.gallery figcaption span{opacity:.82;font-size:13px}

/* ---------- Cierre / CTA ---------- */
.cta{text-align:center}
.cta p{max-width:52ch;margin:16px auto 0;color:#C9BFB0;font-size:17px}
.cta .btn-row{justify-content:center;margin-top:30px}

/* ---------- Pie ---------- */
.site-footer{background:var(--dark);color:#C9BFB0;padding:clamp(44px,6vw,72px) 0 24px;font-size:15px}
.site-footer .brand{color:#fff}
.site-footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:clamp(28px,4vw,40px)}
.site-footer__intro p{max-width:42ch}
.site-footer h2{
  font-family:var(--sans);font-size:12.5px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:#fff;margin-bottom:14px;
}
.site-footer ul{list-style:none;display:grid;gap:2px}
/* Zona táctil cómoda: cada enlace ocupa su propia franja de 44px */
.site-footer li a{display:block;padding:10px 0;min-height:44px;transition:color .2s}
.site-footer a:hover{color:var(--brass)}
.site-footer__lugar{
  display:inline-flex;align-items:center;gap:7px;margin-top:16px;
  font-size:14px;color:#8E8272;
}
.site-footer__bottom{
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  margin-top:clamp(30px,4vw,44px);padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);font-size:13.5px;color:#8E8272;
}

@media (max-width:860px){
  /* Dos columnas de enlaces en vez de una lista larguísima */
  .site-footer__grid{grid-template-columns:1fr 1fr;gap:26px}
  .site-footer__intro{grid-column:1/-1}
}
@media (max-width:520px){
  .site-footer{text-align:left}
  .site-footer__grid{gap:8px}
  .site-footer__intro{margin-bottom:14px}
  /* Los bloques de enlaces se pliegan: en celular no hace falta verlos todos */
  .site-footer__bloque{
    grid-column:1/-1;border-top:1px solid rgba(255,255,255,.12);padding-top:14px;
  }
  .site-footer__bottom{margin-top:24px;flex-direction:column;gap:6px}
}

/* Botón flotante de WhatsApp */
.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:70;width:56px;height:56px;border-radius:50%;
  background:var(--wa);color:#08331A;display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 28px -8px rgba(37,211,102,.6);transition:transform .2s;
}
.wa-float:hover{transform:scale(1.07)}

/* ---------- Gráficos (SVG en línea) ---------- */
.fig{width:100%;height:auto;display:block;border-radius:12px}
.fig--wide{max-width:560px;margin:0 auto}
.fig-box{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:clamp(16px,2.2vw,26px);
}
.section--soft .fig-box{background:var(--bg)}
.section--dark .fig-box{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12)}

/* Tarjeta con gráfico arriba y poco texto abajo */
.vcard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s,box-shadow .25s,border-color .2s;
}
.vcard:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brass-soft)}
.vcard__fig{background:var(--bg-2);padding:20px;border-bottom:1px solid var(--line)}
.vcard__body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:8px}
.vcard__body p{color:var(--ink-2);font-size:15.5px}
.vcard__n{
  font-family:var(--display);font-size:13px;font-weight:700;color:var(--brass-2);
  letter-spacing:.1em;
}

/* Cifras grandes */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.stat{text-align:center;padding:26px 18px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line)}
.stat b{display:block;font-family:var(--display);font-size:clamp(32px,4.5vw,46px);color:var(--brass-2);line-height:1}
.stat span{display:block;font-size:14.5px;color:var(--ink-2);margin-top:8px}
.section--dark .stat{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12)}
.section--dark .stat b{color:var(--brass)}
.section--dark .stat span{color:#C9BFB0}

/* Enlaces destacados (cotizador, Patreon) */
.linkcard{
  display:flex;gap:18px;align-items:center;padding:24px;border-radius:var(--r);
  background:var(--surface);border:1px solid var(--line);
  transition:transform .2s,box-shadow .25s,border-color .2s;
}
.linkcard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--brass)}
.linkcard__ic{
  flex:0 0 auto;width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--brass-soft);color:var(--brass-2);
}
.linkcard--patreon .linkcard__ic{background:#FDE7E0;color:#E0512C}
.linkcard h3{font-size:19px}
.linkcard p{color:var(--ink-2);font-size:15px;margin-top:4px}
.linkcard__go{margin-left:auto;color:var(--brass-2);flex:0 0 auto}

/* ---------- Gráfico animado de la portada ---------- */
.hero-anim{overflow:visible}
.hero-anim .ha-pieza{animation:ha-vuelve 9s ease-in-out infinite}
.hero-anim .ha-izq   {animation-name:ha-izq}
.hero-anim .ha-der   {animation-name:ha-der}
.hero-anim .ha-techo {animation-name:ha-techo}
.hero-anim .ha-repisa{animation-name:ha-repisa}
.hero-anim .ha-base  {animation-name:ha-base}
.hero-anim .ha-frente{animation-name:ha-frente}
.hero-anim .ha-cotas {animation:ha-cotas 9s ease-in-out infinite;opacity:0}
.hero-anim .ha-sombra{animation:ha-sombra 9s ease-in-out infinite}

/* Cada pieza se aparta, se queda un momento y vuelve a su sitio */
@keyframes ha-izq   {0%,8%{transform:none}34%,60%{transform:translateX(-46px)}86%,100%{transform:none}}
@keyframes ha-der   {0%,8%{transform:none}34%,60%{transform:translateX(46px)}86%,100%{transform:none}}
@keyframes ha-techo {0%,8%{transform:none}34%,60%{transform:translateY(-40px)}86%,100%{transform:none}}
@keyframes ha-base  {0%,8%{transform:none}34%,60%{transform:translateY(38px)}86%,100%{transform:none}}
@keyframes ha-repisa{0%,8%{transform:none}34%,60%{transform:translate(30px,-6px)}86%,100%{transform:none}}
@keyframes ha-frente{0%,8%{transform:none;opacity:1}34%,60%{transform:translate(-34px,34px);opacity:.5}86%,100%{transform:none;opacity:1}}
@keyframes ha-cotas {0%,20%{opacity:0}38%,58%{opacity:1}72%,100%{opacity:0}}
@keyframes ha-sombra{0%,8%{transform:none;opacity:.1}34%,60%{transform:scaleX(1.22);opacity:.06}86%,100%{transform:none;opacity:.1}}

/* ---------- Énfasis en palabras clave ----------
   Sin adornos: la palabra clave va un poco más grande que el resto y en el
   dorado de la marca. Se usa poco, si no deja de resaltar.                 */
.k{font-weight:700;color:var(--brass-2)}
.section--dark .k{color:var(--brass)}

.k-xl{font-size:1.12em;font-weight:700;color:var(--brass-2)}
.section--dark .k-xl{color:var(--brass)}

/* ---------- Carrusel ---------- */
.carrusel{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:var(--bg-2)}
.carrusel__pista{list-style:none;display:grid}
.carrusel__slide{
  grid-area:1/1;opacity:0;transition:opacity .7s ease;position:relative;
  aspect-ratio:4/3;background:var(--bg-2);
}
.carrusel__slide[data-activa]{opacity:1}
.carrusel__slide img{width:100%;height:100%;object-fit:cover}
/* Planos y planillas: se ven completos, no recortados. El pie deja de ser un
   velo encima del documento y pasa a ser una franja debajo, y los puntos se
   mudan a la esquina superior para no quedar en blanco sobre blanco.        */
.carrusel--doc .carrusel__slide{background:#fff}
.carrusel--doc .carrusel__slide img{object-fit:contain}
.carrusel--doc.carrusel--pie .carrusel__slide{padding-bottom:clamp(66px,8vw,78px)}
.carrusel--doc .carrusel__pie{background:var(--dark);padding:13px 20px}
.carrusel--doc .carrusel__pie b{font-size:16px}
.carrusel--doc .carrusel__pie span{font-size:13px}
.carrusel--doc .carrusel__puntos{left:auto;right:14px;bottom:auto;top:14px;justify-content:flex-end}
.carrusel--doc .carrusel__punto{background:rgba(20,16,11,.24)}
.carrusel--doc .carrusel__punto[aria-current="true"]{background:var(--brass-2)}
.carrusel--doc .carrusel__nav{background:rgba(255,255,255,.94);box-shadow:var(--shadow)}
.carrusel__lupa{display:block;width:100%;height:100%;position:relative}
.carrusel__lupa-ic{
  position:absolute;left:12px;top:12px;z-index:2;display:inline-flex;align-items:center;gap:6px;
  padding:6px 11px 6px 9px;border-radius:99px;background:rgba(20,16,11,.82);color:#fff;
  font-size:12.5px;font-weight:600;line-height:1;opacity:0;transition:opacity .2s;
}
.carrusel__lupa:hover .carrusel__lupa-ic,
.carrusel__lupa:focus-visible .carrusel__lupa-ic{opacity:1}
/* En táctil no hay hover: el aviso se queda visible. */
@media (hover:none){.carrusel__lupa-ic{opacity:1}}
/* Carrusel embebido en una tarjeta: sin sombra ni esquinas propias */
.vcard__fig{position:relative}
.vcard__fig--img{padding:0}
.vcard__fig--img .carrusel{border-radius:0;box-shadow:none}
.carrusel__slide .ph{position:absolute;inset:0}
.carrusel__pie{
  position:absolute;left:0;right:0;bottom:0;padding:44px 22px 18px;color:#fff;
  background:linear-gradient(180deg,transparent,rgba(20,16,11,.85));
}
.carrusel__pie b{display:block;font-family:var(--display);font-size:19px}
.carrusel__pie span{font-size:14px;opacity:.85}
.carrusel__nav{
  position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;
  border:0;background:rgba(255,255,255,.9);color:var(--ink);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:background .2s,transform .2s;
}
.carrusel__nav:hover{background:#fff;transform:translateY(-50%) scale(1.08)}
.carrusel__nav--prev{left:14px}
.carrusel__nav--sig{right:14px}
.carrusel__puntos{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:2}
.carrusel__punto{
  width:9px;height:9px;border-radius:50%;border:0;padding:0;cursor:pointer;
  background:rgba(255,255,255,.5);transition:background .2s,width .25s;
}
.carrusel__punto[aria-current="true"]{background:#fff;width:26px;border-radius:99px}

/* ---------- Comparador croquis → 3D ----------
   La transición corre sola: el 3D se revela sobre el croquis, se queda un
   momento y vuelve. No hay nada que arrastrar.                              */
.comparador{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:16/9;background:var(--bg-2);box-shadow:var(--shadow-lg);isolation:isolate;
}
@media (max-width:760px){ .comparador{aspect-ratio:4/3} }
.comparador figure{position:absolute;inset:0;margin:0}
.comparador img{width:100%;height:100%;object-fit:cover;display:block}
.comparador .ph{position:absolute;inset:0}

/* la capa del 3D se revela con un barrido */
.comparador__despues{
  clip-path:inset(0 0 0 0);
  animation:comp-revela 9s cubic-bezier(.65,0,.35,1) infinite;
}
@keyframes comp-revela{
  0%,10%   {clip-path:inset(0 0 0 100%)}
  42%,72%  {clip-path:inset(0 0 0 0)}
  94%,100% {clip-path:inset(0 0 0 100%)}
}
/* la línea que acompaña al barrido */
.comparador__barra{
  position:absolute;top:0;bottom:0;left:0;width:3px;background:#fff;z-index:4;
  box-shadow:0 0 0 1px rgba(20,16,11,.22);pointer-events:none;
  animation:comp-linea 9s cubic-bezier(.65,0,.35,1) infinite;
}
@keyframes comp-linea{
  0%,10%   {left:100%;opacity:0}
  14%      {opacity:1}
  42%,72%  {left:0;opacity:1}
  80%      {opacity:0}
  94%,100% {left:100%;opacity:0}
}

.comparador__etq{
  position:absolute;top:16px;z-index:5;padding:8px 16px;border-radius:99px;
  font-size:12.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  background:rgba(20,16,11,.72);color:#fff;backdrop-filter:blur(4px);
}
.comparador__etq--antes{left:16px}
.comparador__etq--despues{right:16px;background:var(--brass);color:#1B1510}

/* Si pidieron menos movimiento, se muestra el 3D y punto. */
@media (prefers-reduced-motion:reduce){
  .comparador__despues{animation:none;clip-path:inset(0 0 0 0)}
  .comparador__barra{display:none}
}

/* ---------- Antes / después ---------- */
.ad .ad-despues{clip-path:inset(0 100% 0 0);animation:ad-revela 8s ease-in-out infinite}
.ad .ad-barrido{animation:ad-linea 8s ease-in-out infinite;opacity:0}
@keyframes ad-revela{
  0%,14%{clip-path:inset(0 100% 0 0)}
  46%,80%{clip-path:inset(0 0 0 0)}
  96%,100%{clip-path:inset(0 100% 0 0)}
}
@keyframes ad-linea{
  0%,12%{transform:translateX(20px);opacity:0}
  18%{opacity:1}
  46%{transform:translateX(380px);opacity:1}
  54%,100%{transform:translateX(380px);opacity:0}
}
.ad-pies{display:flex;justify-content:space-between;margin-top:14px;font-size:14px;color:var(--ink-2)}
.ad-pies b{color:var(--ink);font-family:var(--display)}

/* ---------- Problema ---------- */
.dolor{display:grid;gap:14px}
.dolor li{
  display:flex;gap:16px;align-items:flex-start;list-style:none;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;
}
.dolor__ic{
  flex:0 0 auto;width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:#FCEDE8;color:#B0442E;
}
.dolor b{display:block;font-family:var(--display);font-size:17.5px;margin-bottom:3px}
.dolor p{color:var(--ink-2);font-size:15.5px}

/* ---------- Atajos ---------- */
.atajos{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.atajo{
  position:relative;overflow:hidden;display:flex;flex-direction:column;gap:14px;
  padding:26px 24px 24px;border-radius:var(--r);background:var(--surface);
  border:1px solid var(--line);
  transition:transform .25s cubic-bezier(.2,.7,.3,1),border-color .25s,box-shadow .25s;
}
.atajo::before{
  content:"";position:absolute;inset:auto 0 0 0;height:3px;background:var(--brass);
  transform:scaleX(0);transform-origin:left;transition:transform .3s ease;
}
.atajo:hover{transform:translateY(-5px);border-color:var(--brass);box-shadow:var(--shadow)}
.atajo:hover::before{transform:scaleX(1)}
.atajo__ic{
  width:46px;height:46px;border-radius:13px;background:var(--bg-2);color:var(--brass-2);
  display:flex;align-items:center;justify-content:center;transition:background .25s,color .25s,transform .25s;
}
.atajo:hover .atajo__ic{background:var(--brass);color:#fff;transform:rotate(-6deg) scale(1.06)}
.atajo__txt{font-family:var(--display);font-weight:600;font-size:17.5px;line-height:1.25;color:var(--ink)}
.atajo__ir{
  margin-top:auto;display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--brass-2);
}
.atajo__ir svg{transition:transform .25s}
.atajo:hover .atajo__ir svg{transform:translateX(4px)}

/* ---------- Accesos a las demás páginas ---------- */
.puertas{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.puerta{
  position:relative;display:block;overflow:hidden;border-radius:var(--r-lg);
  background:var(--surface);border:1px solid var(--line);
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s,border-color .3s;
}
.puerta:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brass)}
.puerta__fig{
  background:var(--bg-2);padding:26px 26px 0;
  transition:background .3s;
}
.puerta:hover .puerta__fig{background:var(--brass-soft)}
.puerta__fig .fig{transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.puerta:hover .puerta__fig .fig{transform:scale(1.05) translateY(-4px)}
.puerta__body{padding:22px 26px 26px;display:flex;align-items:center;gap:14px}
.puerta__body h3{flex:1}
.puerta__body p{color:var(--ink-2);font-size:15px;margin-top:4px}
.puerta__arr{
  flex:0 0 auto;width:38px;height:38px;border-radius:50%;background:var(--bg-2);color:var(--ink);
  display:flex;align-items:center;justify-content:center;transition:background .3s,color .3s,transform .3s;
}
.puerta:hover .puerta__arr{background:var(--brass);color:#fff;transform:translateX(4px)}

/* ---------- Entrada escalonada ---------- */
.reveal--stagger>*{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal--stagger.in>*{opacity:1;transform:none}
.reveal--stagger.in>*:nth-child(2){transition-delay:.1s}
.reveal--stagger.in>*:nth-child(3){transition-delay:.2s}
.reveal--stagger.in>*:nth-child(4){transition-delay:.3s}

/* ---------- Animación de entrada ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Adaptable ---------- */
@media (max-width:960px){
  .hero__grid{grid-template-columns:1fr}
  .hero__media{aspect-ratio:16/11;order:-1}
  .grid--3,.grid--4{grid-template-columns:repeat(2,1fr)}
  .site-footer__grid{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .nav-toggle{display:block}
  .site-nav{
    position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:2px;
    background:var(--bg);border-bottom:1px solid var(--line);padding:12px 22px 20px;display:none;
    max-height:calc(100vh - 64px);overflow-y:auto;
  }
  .site-nav a{padding:13px 14px}   /* zona táctil cómoda */
  .site-nav.open{display:flex}
  .site-nav a[aria-current="page"]::after{display:none}
  .site-nav .btn{margin:8px 0 0}
  .price{grid-template-columns:1fr}
  .price__fig{border-right:0;border-bottom:1px solid rgba(255,255,255,.14);padding:0 0 22px;text-align:left}
  .calc__escena{padding-left:40px}
  .calc__alto{width:34px}
  .calc__cota{margin-left:40px}
  .calc{--mod:42px}
  .calc__res output{font-size:26px}
}
@media (max-width:560px){
  body{font-size:16px}
  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .steps li{grid-template-columns:1fr;gap:8px}
  .linkcard{flex-wrap:wrap}
  .linkcard__go{display:none}
  .gallery{grid-template-columns:1fr}
  .gallery figure.wide{grid-column:span 1;aspect-ratio:4/3}
  .site-footer__grid{grid-template-columns:1fr}
}

@media (max-width:960px){
  .atajos{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .puertas{grid-template-columns:1fr}
  .grid--2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .atajos{grid-template-columns:1fr}
}

/* Repaso de responsive: bloques que en pantallas chicas necesitaban ayuda */
@media (max-width:760px){
  .price{text-align:left}
  .price__fig{text-align:left}
  .dolor li{padding:18px 18px}
  .vcard__body,.card{padding:20px}
  .sec-head{margin-bottom:26px}
  /* Botones a lo ancho: más fáciles de tocar que dos botones angostos lado a lado */
  .btn-row .btn{flex:1 1 100%}
  .site-header__in{height:64px}
}
/* Carruseles de planos en pantallas chicas: flechas y pie más compactos,
   y el aviso de "Ampliar" cede el sitio a los puntos.                       */
@media (max-width:560px){
  .carrusel__nav{width:36px;height:36px}
  .carrusel__nav--prev{left:8px}
  .carrusel__nav--sig{right:8px}
  .carrusel--doc .carrusel__pie{padding:11px 14px}
  .carrusel--doc .carrusel__pie b{font-size:15px}
  .carrusel--doc .carrusel__pie span{font-size:12.5px}
  .carrusel--doc .carrusel__puntos{right:10px;top:10px}
  .carrusel__lupa-ic{left:10px;top:10px;font-size:11.5px;padding:5px 9px 5px 8px}
}

@media (max-width:400px){
  .wrap{padding:0 16px}
  .btn{padding:14px 18px;font-size:15px}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal,.reveal--stagger>*{opacity:1;transform:none}
  .hero-anim .ha-cotas{opacity:1}
}