/* B4M Solutions · estilos del sitio en línea (v1.0.0) + ampliación v1.1 */
/* =========================================================
   B4M v3 — tokens
   ========================================================= */
:root{
  --marino:#0D1F3C;
  --marino-soft:#142747;
  --marino-deep:#0a1830;
  --carbon:#1E1E1E;
  --electrico:#1A6BFF;
  --electrico-hover:#1559D9;
  --ambar:#F5A623;
  --hueso:#F8F7F4;
  --gris-soft:#E8E7E4;

  --on-marino-04:rgba(248,247,244,.04);
  --on-marino-06:rgba(248,247,244,.06);
  --on-marino-08:rgba(248,247,244,.08);
  --on-marino-10:rgba(248,247,244,.10);
  --on-marino-18:rgba(248,247,244,.18);
  --on-marino-55:rgba(248,247,244,.55);
  --on-marino-70:rgba(248,247,244,.70);
  --on-marino-90:rgba(248,247,244,.90);

  --on-hueso-06:rgba(13,31,60,.06);
  --on-hueso-08:rgba(13,31,60,.08);
  --on-hueso-12:rgba(13,31,60,.12);
  --on-hueso-24:rgba(13,31,60,.24);
  --on-hueso-55:rgba(13,31,60,.55);
  --on-hueso-70:rgba(13,31,60,.70);

  --font-display:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --font-mono:'DM Mono',ui-monospace,'SF Mono',Menlo,monospace;

  --container:1280px;
  --gutter:24px;
  --gutter-lg:48px;
  --nav-h:64px;

  --r-1:2px;
  --r-2:4px;
  --r-3:8px;

  --shadow-sm:0 1px 2px rgba(13,31,60,.08);
  --shadow-md:0 4px 16px rgba(13,31,60,.08);
  --shadow-lg:0 16px 48px rgba(13,31,60,.18);

  --ease:cubic-bezier(.2,.8,.2,1);
  --dur:160ms;
}

/* =========================================================
   Reset + base
   ========================================================= */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--hueso);color:var(--carbon);
  font-family:var(--font-body);font-size:16px;line-height:1.55;font-weight:400;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;
}
img,svg{display:block;max-width:100%}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:900;letter-spacing:-.025em;line-height:1.05;margin:0;text-wrap:balance}
p{margin:0;text-wrap:pretty}
a{color:var(--electrico);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--electrico-hover)}
::selection{background:var(--ambar);color:var(--marino)}
:focus-visible{outline:2px solid var(--ambar);outline-offset:3px;border-radius:2px}

.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
@media (min-width:1000px){.container{padding:0 var(--gutter-lg)}}

.mono{font-family:var(--font-mono);font-feature-settings:'tnum' 1,'lnum' 1}
.amber{color:var(--ambar)}
.b4m-four{color:var(--ambar);font-feature-settings:'tnum' 1}

.eyebrow{
  font-family:var(--font-mono);font-size:.7rem;font-weight:500;
  letter-spacing:.15em;text-transform:uppercase;color:var(--ambar);
  display:inline-block;margin:0 0 16px;
}

.section{padding:96px 0}
@media (min-width:1000px){.section{padding:128px 0}}
.section--marino{background:var(--marino);color:var(--hueso)}
.section--marino h1,.section--marino h2,.section--marino h3,.section--marino h4,.section--marino h5{color:var(--hueso)}
.section--hueso{background:var(--hueso)}
.section--gris{background:var(--gris-soft)}

.section__head{max-width:880px;margin:0 0 64px}
.section__head--center{margin-left:auto;margin-right:auto;text-align:center}
.section__title{font-size:clamp(36px,5vw,64px);line-height:1.05;letter-spacing:-.03em;margin:0 0 20px}
.section__lead{font-size:18px;line-height:1.55;color:var(--on-hueso-70);max-width:680px}
.section--marino .section__lead{color:var(--on-marino-70)}
.section__head--center .section__lead{margin-left:auto;margin-right:auto}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 22px;font-family:var(--font-body);font-weight:600;font-size:14px;
  letter-spacing:.02em;line-height:1;border-radius:var(--r-1);border:1px solid transparent;
  cursor:pointer;text-decoration:none;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform 80ms var(--ease);
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--electrico);color:var(--hueso)}
.btn-primary:hover{background:var(--electrico-hover);color:var(--hueso)}
.btn-outline{background:transparent;color:var(--hueso);border-color:var(--on-marino-18)}
.btn-outline:hover{background:var(--on-marino-08);color:var(--hueso);border-color:var(--ambar)}
.btn-outline.on-light{color:var(--marino);border-color:var(--on-hueso-24)}
.btn-outline.on-light:hover{background:var(--on-hueso-06);color:var(--marino);border-color:var(--marino)}
.btn-ambar{background:var(--ambar);color:var(--marino);font-weight:900}
.btn-ambar:hover{background:#FFB940;color:var(--marino)}
.btn-arrow{display:inline-block;transition:transform var(--dur) var(--ease)}
.btn:hover .btn-arrow{transform:translateX(4px)}

/* =========================================================
   NAV
   ========================================================= */
.nav{
  position:sticky;top:0;z-index:100;
  background:var(--marino);
  border-bottom:2px solid rgba(245,166,35,.3);
}
.nav__inner{
  max-width:var(--container);margin:0 auto;padding:18px var(--gutter);
  display:flex;align-items:center;gap:32px;
}
@media (min-width:1000px){.nav__inner{padding:18px var(--gutter-lg)}}
.nav__logo{
  font-family:var(--font-display);font-weight:900;font-size:24px;letter-spacing:-.04em;
  color:var(--hueso);text-decoration:none;line-height:1;
  display:inline-flex;align-items:baseline;
}
.nav__logo-sub{
  font-family:var(--font-display);font-weight:900;letter-spacing:-.025em;
  font-size:.55em;color:var(--hueso);
  margin-left:.28em;
}
.nav__links{
  display:none;gap:32px;margin-left:auto;list-style:none;padding:0;
}
.nav__links a{
  font-family:var(--font-mono);font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--on-marino-70);font-weight:500;
}
.nav__links a:hover{color:var(--ambar)}
.nav__cta{display:none;margin-left:8px}
.nav__burger{
  margin-left:auto;width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  color:var(--hueso);border-radius:var(--r-1);
}
.nav__burger:hover{background:var(--on-marino-08)}
.nav__burger svg{width:22px;height:22px;stroke:currentColor;stroke-width:2;fill:none}
@media (min-width:1000px){
  .nav__links{display:flex}
  .nav__cta{display:inline-flex}
  .nav__burger{display:none}
}
.nav__mobile{
  display:none;position:fixed;top:64px;left:0;right:0;z-index:99;
  background:var(--marino);border-bottom:1px solid var(--on-marino-08);
  padding:24px var(--gutter);
}
.nav__mobile a{
  display:block;padding:14px 0;font-family:var(--font-mono);font-size:.9rem;
  letter-spacing:.08em;text-transform:uppercase;color:var(--hueso);
  border-bottom:1px solid var(--on-marino-08);
}
.nav__mobile .btn{margin-top:16px;width:100%;justify-content:center}
body.nav-open .nav__mobile{display:block}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position:relative;background:var(--marino);color:var(--hueso);
  min-height:calc(100vh - var(--nav-h));
  display:flex;align-items:center;overflow:hidden;
  padding:80px 0 96px;
}
.hero__bg{
  position:absolute;inset:0;
  background-image:
    linear-gradient(to right, rgba(248,247,244,.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(248,247,244,.025) 1px, transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
}
.hero__watermark{
  position:absolute;right:-2vw;top:50%;transform:translateY(-50%);
  font-family:var(--font-display);font-weight:900;letter-spacing:-.05em;
  font-size:22vw;line-height:.85;color:rgba(255,255,255,.03);
  pointer-events:none;user-select:none;white-space:nowrap;
}
.hero__inner{position:relative;z-index:1;width:100%}
.hero__eyebrow{color:var(--ambar);margin-bottom:24px}
.hero__title{
  font-size:clamp(44px,8.5vw,116px);line-height:.98;letter-spacing:-.035em;
  margin:0 0 28px;max-width:14ch;
}
.hero__title em{font-style:normal;color:var(--ambar)}
.hero__lead{
  font-size:clamp(17px,1.4vw,20px);line-height:1.55;color:var(--on-marino-70);
  max-width:55ch;margin:0 0 40px;
}
.hero__actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:80px}
.hero__metrics{
  display:grid;grid-template-columns:1fr 1fr;gap:32px 24px;
  padding-top:40px;border-top:1px solid var(--on-marino-18);
  max-width:880px;
}
@media (min-width:768px){.hero__metrics{grid-template-columns:repeat(4,1fr)}}
.hero__metric-value{
  font-family:var(--font-mono);font-weight:500;
  font-size:clamp(28px,3vw,40px);color:var(--ambar);
  line-height:1;margin-bottom:10px;letter-spacing:-.02em;
}
.hero__metric-label{
  font-family:var(--font-mono);font-size:11px;font-weight:400;
  letter-spacing:.08em;text-transform:uppercase;color:var(--on-marino-55);
  line-height:1.4;
}

/* =========================================================
   INSIGHT BAR
   ========================================================= */
.insight{background:var(--ambar);padding:32px 0}
.insight__text{
  text-align:center;font-family:var(--font-display);font-weight:900;
  font-size:clamp(18px,2.2vw,26px);letter-spacing:-.02em;line-height:1.3;color:var(--marino);
  max-width:1000px;margin:0 auto;text-wrap:balance;
}
.insight__mono{font-family:var(--font-mono);font-weight:500;letter-spacing:-.005em}

/* =========================================================
   PROPUESTA DE VALOR
   ========================================================= */
.valor__grid{display:grid;grid-template-columns:1fr;gap:48px}
@media (min-width:900px){.valor__grid{grid-template-columns:1fr 1fr;gap:64px}}
.valor__intro{font-size:17px;line-height:1.65;color:var(--on-hueso-70)}
.valor__intro p+p{margin-top:20px}

.pillar-list{display:grid;gap:16px}
.pillar{
  background:#fff;border:1px solid var(--gris-soft);
  border-left:4px solid var(--electrico);
  padding:24px 28px;border-radius:var(--r-2);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.pillar:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.pillar__num{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--electrico);margin-bottom:8px;
}
.pillar__title{font-size:18px;font-weight:900;letter-spacing:-.01em;margin:0 0 6px;color:var(--marino)}
.pillar__desc{color:var(--on-hueso-70);font-size:14.5px;line-height:1.55}

/* =========================================================
   SERVICIOS — escalera de entregables
   ========================================================= */
.ladder__grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:720px){.ladder__grid{grid-template-columns:repeat(2,1fr);gap:24px}}
@media (min-width:1100px){.ladder__grid{grid-template-columns:repeat(3,1fr)}}

.ladder__card{
  position:relative;
  background:var(--marino-soft);
  border:1px solid var(--on-marino-08);
  border-radius:var(--r-2);
  padding:32px;
  display:flex;flex-direction:column;gap:16px;
  min-height:320px;overflow:hidden;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.ladder__card:hover{border-color:var(--on-marino-24);transform:translateY(-2px)}
.ladder__card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--ambar);opacity:0;
  transition:opacity var(--dur) var(--ease);
}
.ladder__card:hover::before{opacity:1}
.ladder__num{
  font-family:var(--font-mono);font-weight:500;
  font-size:64px;line-height:1;letter-spacing:-.04em;
  color:var(--on-marino-08);
  position:absolute;top:16px;right:20px;pointer-events:none;
}
.ladder__badge{
  align-self:flex-start;font-family:var(--font-mono);
  font-size:10px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ambar);
  border:1px solid rgba(245,166,35,.45);
  background:rgba(245,166,35,.08);
  padding:5px 10px;border-radius:var(--r-1);
}
.ladder__name{
  font-size:22px;letter-spacing:-.015em;line-height:1.2;
  color:var(--hueso);margin-top:4px;font-weight:900;font-family:var(--font-display);
}
.ladder__desc{color:var(--on-marino-70);font-size:14.5px;line-height:1.6;margin:0}
.ladder__cta{
  margin-top:auto;padding-top:16px;
  border-top:1px solid var(--on-marino-08);
  font-family:var(--font-mono);font-size:11px;
  letter-spacing:.14em;text-transform:uppercase;
  color:var(--electrico);
  display:inline-flex;align-items:center;gap:8px;text-decoration:none;
}
.ladder__cta:hover{color:#fff;text-decoration:none}
.ladder__cta svg{transition:transform var(--dur) var(--ease)}
.ladder__cta:hover svg{transform:translateX(4px)}

/* =========================================================
   DISCIPLINAS (tabs)
   ========================================================= */
.disc__tabs{
  display:flex;flex-wrap:wrap;gap:0;
  border-bottom:1px solid var(--on-hueso-12);
  margin-bottom:48px;
}
.disc__tab{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--on-hueso-55);padding:18px 24px;font-weight:500;
  border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.disc__tab:hover{color:var(--marino)}
.disc__tab[aria-selected="true"]{color:var(--marino);border-bottom-color:var(--ambar);font-weight:600}

.disc__panel{display:none;animation:fadeUp .35s var(--ease)}
.disc__panel[data-active="true"]{display:grid}
.disc__panel{grid-template-columns:1fr;gap:40px}
@media (min-width:900px){.disc__panel{grid-template-columns:280px 1fr;gap:64px;align-items:start}}
.disc__badge{
  font-family:var(--font-mono);font-weight:500;
  background:var(--marino);color:var(--ambar);
  padding:28px 32px;border-radius:var(--r-2);
  font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  display:flex;flex-direction:column;gap:8px;
}
.disc__badge-big{font-size:48px;line-height:1;color:var(--ambar);letter-spacing:-.02em;text-transform:none}
.disc__title{font-size:32px;font-weight:900;letter-spacing:-.02em;margin:0 0 24px;color:var(--marino)}
.disc__bullets{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:12px}
.disc__bullets li{
  padding-left:24px;position:relative;color:var(--on-hueso-70);font-size:15.5px;line-height:1.55;
}
.disc__bullets li::before{
  content:'→';color:var(--ambar);position:absolute;left:0;font-family:var(--font-mono);font-weight:500;
}
.disc__tags{display:flex;flex-wrap:wrap;gap:6px}
.tag-mono{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;
  text-transform:uppercase;color:var(--ambar);
  padding:5px 10px;border:1px solid rgba(245,166,35,.3);border-radius:var(--r-1);
}
.tag-mono.on-light{
  color:var(--electrico);border-color:rgba(26,107,255,.3);
}

@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* =========================================================
   VIDEO DEMO (dark + tabs)
   ========================================================= */
.demo__tabs{
  display:flex;flex-wrap:wrap;gap:0;
  border-bottom:1px solid var(--on-marino-18);
  margin-bottom:48px;
}
.demo__tab{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--on-marino-55);padding:16px 22px;font-weight:500;
  border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.demo__tab:hover{color:var(--hueso)}
.demo__tab[aria-selected="true"]{color:var(--ambar);border-bottom-color:var(--ambar)}

.demo__panel{display:none;animation:fadeUp .35s var(--ease)}
.demo__panel[data-active="true"]{display:block}
.demo__panel-head{
  display:flex;align-items:center;gap:16px;margin-bottom:24px;flex-wrap:wrap;
}
.demo__badge{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ambar);padding:6px 12px;border:1px solid rgba(245,166,35,.4);border-radius:var(--r-1);
}
.demo__panel-title{font-size:24px;font-weight:900;letter-spacing:-.015em;color:var(--hueso);margin:0}

.demo__frame{
  aspect-ratio:16/9;max-width:900px;margin:0 auto;
  background:rgba(13,31,60,.6);
  border:1px dashed rgba(245,166,35,.4);border-radius:var(--r-3);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;
  position:relative;overflow:hidden;
}
.demo__frame::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(to right, rgba(248,247,244,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(248,247,244,.04) 1px, transparent 1px);
  background-size:32px 32px;pointer-events:none;
}
.demo__play{
  width:64px;height:64px;border-radius:50%;
  border:2px solid var(--ambar);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ambar);background:rgba(13,31,60,.6);
  position:relative;z-index:1;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease);
}
.demo__play:hover{transform:scale(1.08);background:rgba(245,166,35,.15)}
.demo__play svg{width:22px;height:22px;fill:currentColor;margin-left:3px}
.demo__caption{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--on-marino-70);position:relative;z-index:1;text-align:center;padding:0 24px;
}

/* =========================================================
   PORTAFOLIO — filters + expandable rows (FAQ-style)
   ========================================================= */
.port__filters{
  display:flex;flex-wrap:wrap;gap:8px;margin-bottom:40px;
}
.port__filter{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--marino);padding:10px 16px;
  border:1px solid var(--on-hueso-24);background:transparent;border-radius:var(--r-1);
  font-weight:500;
  display:inline-flex;align-items:center;gap:8px;
  transition:all var(--dur) var(--ease);
}
.port__filter:hover{border-color:var(--marino)}
.port__filter.is-active{background:var(--marino);color:var(--ambar);border-color:var(--marino)}
.port__filter-count{
  font-size:10px;font-weight:500;
  color:var(--on-hueso-55);
  padding:2px 6px;border-radius:var(--r-1);
  background:var(--on-hueso-06);
  letter-spacing:.04em;
  min-width:18px;text-align:center;
}
.port__filter.is-active .port__filter-count{
  background:var(--ambar);color:var(--marino);
}

.port__grid{
  display:grid;grid-template-columns:1fr;gap:24px;
}
@media (min-width:700px){.port__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1100px){.port__grid{grid-template-columns:repeat(3,1fr)}}

.port-card{
  background:#fff;border:1px solid var(--gris-soft);border-radius:var(--r-2);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.port-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.port-card.is-hidden{display:none}
.port-card__header{
  height:140px;position:relative;display:flex;align-items:center;justify-content:center;
  background:#112240;color:var(--hueso);overflow:hidden;
  padding:20px;
}
.port-card__header::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(to right, rgba(248,247,244,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(248,247,244,.05) 1px, transparent 1px);
  background-size:16px 16px;
}
.port-card__type{
  position:relative;z-index:1;font-family:var(--font-mono);font-size:13px;
  letter-spacing:.16em;text-transform:uppercase;font-weight:500;
  color:var(--on-marino-70);
}
.port-card__badge{
  position:absolute;top:12px;right:12px;z-index:1;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--marino);background:var(--ambar);
  padding:4px 8px;border-radius:var(--r-1);font-weight:500;
}
.port-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.port-card__status{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:6px;font-weight:500;
}
.port-card__status::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}
.port-card__status.done{color:#1F8A4C}
.port-card__status.wip{color:var(--electrico)}
.port-card__title{font-size:17px;font-weight:900;letter-spacing:-.015em;margin:0;color:var(--marino);line-height:1.25}
.port-card__desc{color:var(--on-hueso-70);font-size:13.5px;line-height:1.5;flex:1}
.port-card__divider{height:1px;background:var(--gris-soft);margin:6px 0 4px}
.port-card__meta{
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
}
.port-card__location{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--on-hueso-55);
}
.port-card__location::before{content:'📍 ';margin-right:2px;filter:grayscale(.5)}
.port-card__client{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;
  background:var(--gris-soft);color:var(--marino);
  padding:4px 8px;border-radius:var(--r-1);font-weight:500;
}

/* =========================================================
   FASES (track)
   ========================================================= */
.fases{
  display:grid;grid-template-columns:1fr;gap:0;
  background:#fff;border:1px solid var(--gris-soft);border-radius:var(--r-2);overflow:hidden;
}
@media (min-width:700px){.fases{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1100px){.fases{grid-template-columns:repeat(4,1fr)}}
.fase{
  padding:32px 28px;border-right:1px solid var(--gris-soft);border-top:4px solid transparent;
  display:flex;flex-direction:column;gap:12px;min-height:240px;
}
.fase:last-child{border-right:0}
.fase:nth-child(2n){border-top-color:var(--electrico)}
.fase:nth-child(2n-1){border-top-color:var(--ambar)}
@media (max-width:700px){
  .fase{border-right:0;border-bottom:1px solid var(--gris-soft)}
  .fase:last-child{border-bottom:0}
}
@media (min-width:700px) and (max-width:1099px){
  .fase:nth-child(2n){border-right:0}
}
.fase__num{font-family:var(--font-mono);font-size:13px;letter-spacing:.12em;color:var(--on-hueso-55);font-weight:500}
.fase__title{font-size:18px;font-weight:900;letter-spacing:-.01em;margin:0;color:var(--marino)}
.fase__desc{color:var(--on-hueso-70);font-size:14px;line-height:1.55;margin:0}

/* =========================================================
   ORIGEN
   ========================================================= */
.origen__grid{display:grid;grid-template-columns:1fr;gap:48px}
@media (min-width:900px){.origen__grid{grid-template-columns:1.1fr 1fr;gap:80px;align-items:start}}
.origen__text{font-size:17px;line-height:1.65;color:var(--on-hueso-70)}
.origen__stats{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.origen__stat{
  background:#fff;border:1px solid var(--gris-soft);border-top:3px solid var(--ambar);
  border-radius:var(--r-2);padding:24px;
}
.origen__stat-value{
  font-family:var(--font-mono);font-weight:500;font-size:32px;color:var(--ambar);
  line-height:1;margin-bottom:10px;letter-spacing:-.02em;
}
.origen__stat-label{
  font-size:13px;font-weight:900;letter-spacing:-.005em;color:var(--marino);margin-bottom:6px;
}
.origen__stat-desc{font-size:12.5px;line-height:1.5;color:var(--on-hueso-70)}

/* =========================================================
   CONTRATACIÓN
   ========================================================= */
.contrato__grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:900px){.contrato__grid{grid-template-columns:1fr 1fr;gap:32px}}
.contrato-card{
  background:rgba(255,255,255,.05);
  border:1px solid var(--on-marino-10);
  border-top:3px solid var(--ambar);
  border-radius:var(--r-2);
  padding:36px 32px;
  display:flex;flex-direction:column;gap:16px;
}
.contrato-card--featured{
  background:rgba(245,166,35,.06);
  border:2px solid var(--ambar);
  border-top:2px solid var(--ambar);
}
.contrato-card__label{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ambar);font-weight:500;
}
.contrato-card__title{font-size:28px;font-weight:900;letter-spacing:-.02em;color:var(--hueso);margin:0}
.contrato-card__list{list-style:none;padding:0;margin:8px 0 0;display:grid;gap:12px}
.contrato-card__list li{
  padding-left:26px;position:relative;color:var(--on-marino-70);font-size:15px;line-height:1.5;
}
.contrato-card__list li::before{
  content:'→';color:var(--ambar);position:absolute;left:0;font-family:var(--font-mono);font-weight:500;
}

/* =========================================================
   DIFERENCIADORES
   ========================================================= */
.diff__grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:600px){.diff__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1000px){.diff__grid{grid-template-columns:repeat(4,1fr)}}
.diff-card{
  background:#fff;border:1px solid var(--gris-soft);
  border-radius:var(--r-2);padding:32px 24px;text-align:center;
  display:flex;flex-direction:column;gap:12px;align-items:center;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.diff-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.diff-card__value{
  font-family:var(--font-mono);font-weight:500;font-size:44px;line-height:1;
  color:var(--ambar);letter-spacing:-.02em;
}
.diff-card__title{font-size:16px;font-weight:900;letter-spacing:-.01em;color:var(--marino);margin:0}
.diff-card__desc{font-size:13.5px;line-height:1.5;color:var(--on-hueso-70)}

/* =========================================================
   FAQ
   ========================================================= */
.faq{max-width:880px;margin:0 auto;border-top:1px solid var(--on-hueso-12)}
.faq__item{border-bottom:1px solid var(--on-hueso-12)}
.faq__q{
  width:100%;text-align:left;padding:24px 16px 24px 0;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  font-family:var(--font-display);font-weight:900;font-size:18px;letter-spacing:-.01em;
  color:var(--marino);
}
.faq__q:hover{color:var(--electrico)}
.faq__icon{
  flex-shrink:0;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--on-hueso-24);color:var(--marino);
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease);
}
.faq__icon svg{width:14px;height:14px;stroke:currentColor;stroke-width:2;fill:none}
.faq__q[aria-expanded="true"] .faq__icon{transform:rotate(45deg);background:var(--ambar);border-color:var(--ambar);color:var(--marino)}
.faq__a{
  max-height:0;overflow:hidden;transition:max-height .35s var(--ease);
}
.faq__a-inner{
  padding:0 16px 28px 0;color:var(--on-hueso-70);font-size:16px;line-height:1.65;max-width:780px;
}

/* =========================================================
   CONTACTO — split (left intro + right form card)
   ========================================================= */
.contact{
  background:linear-gradient(135deg,var(--marino) 0%,#162d54 100%);
  color:var(--hueso);position:relative;overflow:hidden;
  padding:96px 0;
}
@media (min-width:1000px){.contact{padding:128px 0}}
.contact::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(to right, rgba(248,247,244,.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(248,247,244,.025) 1px, transparent 1px);
  background-size:48px 48px;pointer-events:none;
}
.contact__inner{position:relative;z-index:1}
.contact__grid{
  display:grid;grid-template-columns:1fr;gap:64px;align-items:start;
}
@media (min-width:1000px){.contact__grid{grid-template-columns:1fr 1.05fr;gap:96px}}

.contact__intro .eyebrow{color:var(--ambar);margin-bottom:24px}
.contact__title{
  font-size:clamp(40px,5.2vw,68px);line-height:.98;letter-spacing:-.03em;
  margin:0 0 24px;color:var(--hueso);text-wrap:balance;
}
.contact__title em{font-style:normal;color:var(--ambar)}
.contact__lead{
  font-size:17px;line-height:1.55;color:rgba(248,247,244,.75);
  max-width:46ch;margin:0 0 48px;
}
.contact__list{
  list-style:none;padding:0;margin:0;display:grid;gap:24px;
}
.contact__row{display:grid;grid-template-columns:32px 1fr;gap:16px;align-items:start}
.contact__icon{
  width:32px;height:32px;color:var(--ambar);
  display:inline-flex;align-items:center;justify-content:center;
}
.contact__icon svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round}
.contact__label{
  display:block;font-family:var(--font-mono);font-size:10px;
  letter-spacing:.16em;text-transform:uppercase;
  color:rgba(248,247,244,.55);margin-bottom:4px;
}
.contact__value{
  font-size:17px;font-weight:700;letter-spacing:-.005em;color:var(--hueso);
  font-family:var(--font-mono);
}
.contact__value a{color:var(--hueso)}
.contact__value a:hover{color:var(--ambar);text-decoration:none}
.contact__value-multi{font-size:16px;font-weight:500;line-height:1.5;color:var(--hueso);font-family:var(--font-body)}

/* Form card */
.contact__form{
  background:rgba(13,31,60,.55);
  border:1px solid var(--on-marino-12);
  border-radius:var(--r-2);
  padding:40px;
  display:grid;gap:20px;
  backdrop-filter:blur(4px);
}
@media (max-width:700px){.contact__form{padding:28px 24px}}
.contact__form-row{
  display:grid;grid-template-columns:1fr;gap:20px;
}
@media (min-width:600px){.contact__form-row{grid-template-columns:1fr 1fr}}
.field{display:grid;gap:8px}
.field__label{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(248,247,244,.7);font-weight:500;
}
.field__label .req{color:var(--ambar);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;
  background:rgba(248,247,244,.04);
  border:1px solid var(--on-marino-12);
  border-radius:var(--r-1);
  color:var(--hueso);
  padding:12px 14px;
  font:inherit;font-size:15px;line-height:1.4;
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(248,247,244,.35)}
.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--on-marino-24)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--electrico);
  background:rgba(248,247,244,.06);
  box-shadow:0 0 0 3px rgba(26,107,255,.18);
}
.field textarea{resize:vertical;min-height:120px;font-family:var(--font-body)}
.field select{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F5A623' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:16px;
  padding-right:42px;cursor:pointer;
}
.field select option{background:var(--marino);color:var(--hueso)}

.contact__consent{
  display:flex;align-items:center;gap:10px;
  font-size:13.5px;color:rgba(248,247,244,.7);
}
.contact__consent input[type="checkbox"]{
  appearance:none;-webkit-appearance:none;
  width:16px;height:16px;border:1px solid var(--on-marino-24);
  background:rgba(248,247,244,.04);border-radius:var(--r-1);
  cursor:pointer;display:inline-grid;place-content:center;flex-shrink:0;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.contact__consent input[type="checkbox"]:checked{
  background:var(--ambar);border-color:var(--ambar);
}
.contact__consent input[type="checkbox"]:checked::after{
  content:'';width:5px;height:9px;border:solid var(--marino);
  border-width:0 2px 2px 0;transform:rotate(45deg) translate(-1px,-1px);
}
.contact__consent a{color:var(--ambar);text-decoration:underline;text-underline-offset:3px}
.contact__consent a:hover{color:#FFB940}
.contact__submit{
  width:100%;justify-content:center;padding:16px 24px;font-size:15px;font-weight:600;
  background:var(--electrico);color:var(--hueso);
  border-radius:var(--r-1);border:1px solid transparent;
  display:inline-flex;align-items:center;gap:8px;
  cursor:pointer;
  transition:background var(--dur) var(--ease),transform 80ms var(--ease);
}
.contact__submit:hover{background:var(--electrico-hover)}
.contact__submit:active{transform:scale(.99)}

/* =========================================================
   FOOTER
   ========================================================= */
.footer{
  background:var(--marino);color:var(--hueso);
  padding:80px 0 32px;
  border-top:1px solid var(--on-marino-08);
}
.footer__grid{
  display:grid;grid-template-columns:1fr;gap:48px;
}
@media (min-width:900px){
  .footer__grid{grid-template-columns:2fr 1fr 1fr;gap:80px}
}

.footer__brand{display:flex;flex-direction:column;gap:24px;max-width:380px}
.footer__logo{
  font-family:var(--font-display);font-weight:900;
  font-size:48px;line-height:1;letter-spacing:-.04em;
  color:var(--hueso);
}
.footer__logo .b4m-four{color:var(--ambar)}
.footer__tagline{
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--on-marino-55);margin-top:-8px;
}
.footer__desc{
  color:var(--on-marino-70);font-size:14.5px;line-height:1.6;
}
.footer__locations{
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;
  color:var(--on-marino-55);
  padding-top:8px;
}
.footer__locations span{color:var(--ambar)}

.footer__col{display:flex;flex-direction:column;gap:20px}
.footer__heading{
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--on-marino-55);
}
.footer__links{
  list-style:none;padding:0;margin:0;
  display:flex;flex-direction:column;gap:14px;
}
.footer__links a{
  font-family:var(--font-mono);font-size:13px;font-weight:500;
  letter-spacing:.12em;text-transform:uppercase;
  color:var(--hueso);text-decoration:none;
  transition:color var(--dur) var(--ease);
}
.footer__links a:hover{color:var(--ambar);text-decoration:none}

.footer__bottom{
  margin-top:64px;padding-top:24px;
  border-top:1px solid var(--on-marino-08);
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;
  color:var(--on-marino-55);
}

/* =========================================================
   Reveal animations
   ========================================================= */
/* =========================================================
   WhatsApp FAB — floating Click-to-Chat button
   ========================================================= */
.wa-fab{
  position:fixed;z-index:90;
  right:max(20px,env(safe-area-inset-right));
  bottom:max(20px,env(safe-area-inset-bottom));
  display:inline-flex;align-items:center;gap:0;
  text-decoration:none;
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s var(--ease);
}
.wa-fab.is-hidden{
  opacity:0;transform:translateY(12px) scale(.9);
  visibility:hidden;pointer-events:none;
}
.wa-fab__btn{
  position:relative;
  width:60px;height:60px;border-radius:50%;
  background:#25D366;color:#FFFFFF;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 10px 28px rgba(37,211,102,.38), 0 4px 10px rgba(13,31,60,.18);
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease);
  flex-shrink:0;
}
.wa-fab:hover .wa-fab__btn{background:#1FB856;transform:scale(1.06)}
.wa-fab:active .wa-fab__btn{transform:scale(.96)}
.wa-fab__btn::before{
  content:'';position:absolute;inset:0;border-radius:50%;
  border:2px solid #25D366;
  animation:wa-pulse 2.4s var(--ease) infinite;
  pointer-events:none;
}
.wa-fab__btn svg{width:30px;height:30px;display:block}
.wa-fab__label{
  position:absolute;right:74px;top:50%;transform:translateY(-50%) translateX(8px);
  background:var(--marino);color:var(--hueso);
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;
  padding:10px 14px;border-radius:var(--r-1);
  white-space:nowrap;
  box-shadow:var(--shadow-md);
  opacity:0;pointer-events:none;
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.wa-fab__label::after{
  content:'';position:absolute;right:-5px;top:50%;transform:translateY(-50%) rotate(45deg);
  width:10px;height:10px;background:var(--marino);
}
.wa-fab:hover .wa-fab__label,.wa-fab:focus-visible .wa-fab__label{
  opacity:1;transform:translateY(-50%) translateX(0);
}
@keyframes wa-pulse{
  0%{transform:scale(1);opacity:.6}
  70%{transform:scale(1.5);opacity:0}
  100%{transform:scale(1.5);opacity:0}
}
@media (max-width:600px){
  .wa-fab__btn{width:54px;height:54px}
  .wa-fab__btn svg{width:26px;height:26px}
  .wa-fab__label{display:none}
}

/* Reveal animations */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.reveal.revealed{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .wa-fab__btn::before{animation:none;display:none}
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;scroll-behavior:auto !important}
  .hero__watermark{display:none}
}

/* =========================================================
   v1.1 · páginas nuevas, en el mismo lenguaje del sitio
   ========================================================= */
:root{--on-marino-12:rgba(248,247,244,.12);--on-marino-24:rgba(248,247,244,.24)}
[hidden]{display:none!important}
.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}
.section[id],.ficha,.legal-section{scroll-margin-top:72px}
.ph{background:rgba(245,166,35,.22);color:inherit;padding:1px 5px;border-radius:2px;font-family:var(--font-mono);font-size:.88em;letter-spacing:0}

/* Navegación con páginas */
.nav{top:env(safe-area-inset-top,0px)}
.nav__links a[aria-current="page"],.nav__mobile a[aria-current="page"]{color:var(--ambar)}
@media (min-width:1000px) and (max-width:1199px){.nav__inner{gap:20px}.nav__links{gap:20px}.nav__links a{font-size:.76rem;letter-spacing:.06em}}

/* Encabezado de páginas interiores */
.page-hero{position:relative;background:var(--marino);color:var(--hueso);overflow:hidden;padding:88px 0 80px;border-bottom:1px solid var(--on-marino-08)}
@media (min-width:1000px){.page-hero{padding:112px 0 96px}}
.page-hero .hero__watermark{font-size:18vw}
.page-hero__crumb{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--on-marino-55);margin-bottom:28px}
.page-hero__crumb a{color:var(--on-marino-55)}
.page-hero__crumb a:hover{color:var(--ambar)}
.page-hero__crumb span{color:var(--ambar);margin:0 8px}
.page-hero__title{font-size:clamp(40px,6.4vw,84px);line-height:.98;letter-spacing:-.035em;margin:0 0 24px;max-width:16ch;color:var(--hueso)}
.page-hero__title em{font-style:normal;color:var(--ambar)}
.page-hero .hero__lead{margin:0}
.toc-chips{list-style:none;padding:0;margin:40px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.toc-chips a{display:inline-block;padding:8px 14px;font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--hueso);border:1px solid var(--on-marino-12);background:rgba(248,247,244,.04);border-radius:var(--r-1)}
.toc-chips a:hover{border-color:var(--ambar);color:var(--ambar)}

/* Ligas con flecha */
.link-arrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:500;color:var(--electrico);display:inline-flex;gap:8px;align-items:center}
.link-arrow svg{transition:transform var(--dur) var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}
.section--marino .link-arrow{color:var(--ambar)}
.more-row{margin-top:40px}
.ladder__note{margin-top:40px;color:var(--on-marino-70);font-size:15.5px}
.ladder__note a{color:var(--ambar)}

/* Ficha técnica (lista de definición) */
.spec{margin:0;display:grid;border-top:1px solid var(--on-hueso-12)}
.spec>div{display:grid;grid-template-columns:minmax(120px,200px) 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--on-hueso-12)}
.spec dt{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--on-hueso-55);padding-top:3px;font-weight:500}
.spec dd{margin:0;color:var(--carbon);font-size:15px;line-height:1.55}
.spec--card{background:#fff;border:1px solid var(--gris-soft);border-radius:var(--r-2);padding:6px 24px;border-top:3px solid var(--ambar)}
.spec--card>div:last-child{border-bottom:0}
.spec--dark{border-top-color:var(--on-marino-10)}
.spec--dark>div{border-bottom-color:var(--on-marino-10)}
.spec--dark dt{color:var(--on-marino-55)}
.spec--dark dd{color:var(--on-marino-90)}
.spec--dark a{color:var(--ambar)}
@media (max-width:600px){.spec>div{grid-template-columns:1fr;gap:4px}}

/* Detalle de servicios */
.svc-detail{display:grid;grid-template-columns:1fr;gap:40px}
@media (min-width:900px){.svc-detail{grid-template-columns:280px 1fr;gap:64px;align-items:start}}
.svc-detail__lead{font-size:17px;line-height:1.65;color:var(--on-hueso-70);margin:0 0 28px;max-width:64ch}
.svc-detail .disc__tags{margin-top:24px}
.svc-detail__cta{margin-top:28px;display:flex;gap:16px;flex-wrap:wrap;align-items:center}

/* Tablas */
.tbl-wrap{overflow-x:auto;background:#fff;border:1px solid var(--gris-soft);border-radius:var(--r-2)}
.tbl{width:100%;border-collapse:collapse;font-size:14.5px;min-width:640px}
.tbl caption{text-align:left;padding:16px 20px;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--on-hueso-55);border-bottom:1px solid var(--gris-soft)}
.tbl th{text-align:left;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--on-hueso-55);font-weight:500;padding:12px 20px;border-bottom:1px solid var(--gris-soft);background:var(--hueso)}
.tbl td{padding:14px 20px;border-bottom:1px solid var(--gris-soft);color:var(--on-hueso-70);vertical-align:top;line-height:1.5}
.tbl td:first-child{color:var(--marino);font-weight:700}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl .n{text-align:right;font-family:var(--font-mono);white-space:nowrap}
.tbl-wrap--dark{background:rgba(248,247,244,.03);border-color:var(--on-marino-12)}
.tbl--dark{min-width:0}
.tbl--dark caption{color:var(--on-marino-55);border-bottom-color:var(--on-marino-10)}
.tbl--dark th{background:rgba(248,247,244,.04);color:var(--on-marino-55);border-bottom-color:var(--on-marino-10)}
.tbl--dark td{color:var(--on-marino-70);border-bottom-color:var(--on-marino-10)}
.tbl--dark td:first-child{color:var(--hueso);font-weight:500}
.tbl--dark tfoot td{color:var(--ambar);font-weight:700;border-top:1px solid var(--on-marino-18);border-bottom:0}

/* Portafolio: tarjetas como liga y fichas */
a.port-card,a.port-card:hover{color:inherit;text-decoration:none}
.port-card__more{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--electrico);margin-top:6px}
.port__filter[aria-pressed="true"]{background:var(--marino);color:var(--ambar);border-color:var(--marino)}
.fichas{border-top:1px solid var(--on-hueso-12)}
.ficha{border-bottom:1px solid var(--on-hueso-12)}
.ficha>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 0}
.ficha>summary::-webkit-details-marker{display:none}
.ficha__name{display:block;font-weight:900;font-size:19px;letter-spacing:-.01em;color:var(--marino);line-height:1.25}
.ficha__meta{display:block;margin-top:6px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--on-hueso-55)}
.ficha>summary:hover .ficha__name{color:var(--electrico)}
.ficha[open] .faq__icon{transform:rotate(45deg);background:var(--ambar);border-color:var(--ambar);color:var(--marino)}
.ficha__body{display:grid;grid-template-columns:1fr;gap:28px;padding:0 0 36px}
@media (min-width:900px){.ficha__body{grid-template-columns:1.1fr 1fr;gap:56px}}
.ficha__desc{font-size:16px;line-height:1.65;color:var(--on-hueso-70);margin:0 0 20px}
.pending{display:flex;align-items:center;justify-content:center;text-align:center;min-height:180px;padding:24px;border:1px dashed var(--on-hueso-24);border-radius:var(--r-2);background:repeating-linear-gradient(135deg,rgba(13,31,60,.035) 0 10px,transparent 10px 20px);font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--on-hueso-55);line-height:1.6}
.ficha__visual{height:auto;min-height:220px;border-radius:var(--r-2)}

/* Tarjetas de contratación con botón */
.contrato-card .btn{align-self:flex-start;margin-top:12px}
.contrato-card__lead{color:var(--on-marino-70);font-size:15.5px;line-height:1.6;margin:0}

/* Equipo */
.team{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:700px){.team{grid-template-columns:repeat(2,1fr)}}

/* Formularios (contacto y cotizador) */
.field>label,.field .flabel{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:rgba(248,247,244,.7);font-weight:500}
.field .req,.req{color:var(--ambar);margin-left:2px}
.field__hint{font-size:12.5px;color:var(--on-marino-55);line-height:1.45}
.contact__consent--top{align-items:flex-start}
.contact__consent--top input[type="checkbox"]{margin-top:3px}
.fine{font-size:13px;color:var(--on-marino-55);line-height:1.55;margin:0}
.form-err{color:#FFB940;font-size:14px;margin:0}

/* Cotizador */
.quote{display:grid;grid-template-columns:1fr;gap:32px;align-items:start}
@media (min-width:1000px){.quote{grid-template-columns:minmax(0,1fr) 340px;gap:48px}}
.quote-main{background:rgba(13,31,60,.55);border:1px solid var(--on-marino-12);border-radius:var(--r-2);padding:40px;backdrop-filter:blur(4px);min-width:0}
@media (max-width:700px){.quote-main{padding:28px 20px}}
.quote-side{display:grid;gap:16px;position:sticky;top:96px}
@media (max-width:999px){.quote-side{position:static}}
.side-box{background:rgba(248,247,244,.04);border:1px solid var(--on-marino-12);border-top:3px solid var(--ambar);border-radius:var(--r-2);padding:24px;display:grid;gap:10px}
.side-box .spec>div{grid-template-columns:104px 1fr;gap:12px;padding:10px 0}
.side-box .spec dd{font-size:14px}
.example-tag{justify-self:start;font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--ambar);border:1px solid rgba(245,166,35,.45);background:rgba(245,166,35,.08);padding:4px 10px;border-radius:var(--r-1)}
.big-amt{font-family:var(--font-mono);font-weight:500;font-size:28px;line-height:1;color:var(--ambar);margin:4px 0 0;letter-spacing:-.02em}
.stack{display:grid;gap:12px}
.qform{display:grid;gap:8px}
.q-h3{font-size:clamp(26px,3vw,36px);font-weight:900;letter-spacing:-.02em;line-height:1.1;color:var(--hueso);margin:0}
.q-h4{font-size:17px;font-weight:900;letter-spacing:-.01em;color:var(--hueso);margin:0}
.q-body{color:var(--on-marino-70);font-size:16px;line-height:1.6;margin:0}
.q-label{display:block;font-family:var(--font-mono);font-size:10px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--ambar);margin:0 0 10px}
.steps{list-style:none;padding:0;margin:0 0 36px;display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.steps li{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--on-marino-55);padding-top:12px;border-top:2px solid var(--on-marino-18)}
.steps li .mono{margin-right:6px}
.steps li[aria-current="step"]{color:var(--ambar);border-top-color:var(--ambar)}
.steps li.done{color:var(--on-marino-90);border-top-color:var(--electrico)}
@media (max-width:520px){.steps li{font-size:9px;letter-spacing:.06em}}
.fieldset{border:0;padding:0;margin:0 0 32px;min-width:0}
.fieldset legend{font-weight:900;font-size:20px;letter-spacing:-.01em;color:var(--hueso);margin:0 0 16px;padding:0}
.choices{display:grid;grid-template-columns:1fr;gap:8px;margin-bottom:12px}
@media (min-width:600px){.choices{grid-template-columns:1fr 1fr}}
.choice{position:relative;display:block;cursor:pointer}
.choice input{position:absolute;opacity:0;pointer-events:none}
.choice>span{position:relative;display:block;height:100%;padding:14px 16px 14px 46px;border:1px solid var(--on-marino-12);border-radius:var(--r-1);background:rgba(248,247,244,.03);color:var(--hueso);font-size:14.5px;font-weight:700;line-height:1.35;transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease)}
.choice>span::before{content:'';position:absolute;left:16px;top:15px;width:16px;height:16px;border:1px solid var(--on-marino-24);border-radius:50%;background:rgba(248,247,244,.04)}
.choice input[type="checkbox"]+span::before{border-radius:var(--r-1)}
.choice small{display:block;font-weight:400;font-size:12.5px;color:var(--on-marino-55);margin-top:4px}
.choice:hover>span{border-color:var(--on-marino-24)}
.choice input:checked+span{border-color:var(--ambar);background:rgba(245,166,35,.08)}
.choice input:checked+span::before{background:var(--ambar);border-color:var(--ambar);box-shadow:inset 0 0 0 3px var(--marino)}
.choice input:focus-visible+span{outline:2px solid var(--ambar);outline-offset:2px}
.fields{display:grid;grid-template-columns:1fr;gap:20px;margin-bottom:8px}
@media (min-width:600px){.fields{grid-template-columns:1fr 1fr}}
.field--full{grid-column:1/-1}
.step-nav{display:flex;justify-content:space-between;gap:12px;margin-top:28px;flex-wrap:wrap}
.q-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.result-total{display:grid;gap:8px;padding:28px;border:1px solid rgba(245,166,35,.4);background:rgba(245,166,35,.06);border-radius:var(--r-2);margin:24px 0}
.result-total .amt{font-family:var(--font-mono);font-weight:500;font-size:clamp(40px,6vw,64px);line-height:1;color:var(--ambar);letter-spacing:-.02em}
.result-total .range{font-family:var(--font-mono);font-size:13px;letter-spacing:.04em;color:var(--on-marino-70)}
.step-panel[data-step="estimado"]>*+*{margin-top:24px}
.note{border-left:3px solid var(--ambar);background:rgba(245,166,35,.06);padding:14px 18px;font-size:14px;color:var(--on-marino-70);border-radius:var(--r-2)}
#r-riesgos{margin:0;padding-left:1.2em}
.page-hero--compacta{padding:56px 0 48px}
@media (max-width:700px){.page-hero--compacta{padding:28px 0 28px}.page-hero--compacta .page-hero__crumb{display:none}.page-hero--compacta .eyebrow{margin-bottom:10px}.page-hero--compacta .page-hero__title{font-size:32px;margin-bottom:14px}.page-hero--compacta .hero__lead{font-size:15.5px}.page-hero--compacta+.contact{padding-top:24px}}
#form-cotizador[data-modo="simple"] .solo-tecnico,#form-cotizador[data-modo="tecnico"] .solo-simple{display:none}
.modo-link{margin:0 0 20px}
.modo-link button{font-size:14px;color:var(--on-marino-70);text-decoration:underline;text-underline-offset:3px;padding:0}
.modo-link button:hover{color:var(--ambar)}
.chips{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:6px}
@media (max-width:700px){.chips{grid-template-columns:1fr 1fr}}
.chip{font-size:14px;padding:10px 12px;border:1px solid var(--on-marino-24);border-radius:var(--r-1);background:rgba(248,247,244,.03);color:var(--hueso);text-align:left;display:grid;gap:2px}
.chip b{font-weight:700}.chip small{font-size:12.5px;color:var(--on-marino-55)}.chip[aria-pressed="true"] small{color:inherit}
.field>label.pregunta{font-family:var(--font-display);font-size:20px;font-weight:900;letter-spacing:-.01em;text-transform:none;color:var(--hueso)}
.modo-link button{text-align:left}
.chip:hover{border-color:var(--ambar)}
.chip[aria-pressed="true"]{border-color:var(--ambar);background:rgba(245,166,35,.12);color:var(--ambar)}
.turnstile-box{margin:8px 0}
.turnstile-box:empty{display:none}
.page-hero+.contact{padding-top:48px}
/* Dos cotizadores (oct 2026): arranque en el inicio, regalo BIM, lo que hay que tener a la mano */
.arranque{display:grid;grid-template-columns:1fr;gap:40px;align-items:start}
@media (min-width:1000px){.arranque{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px}}
.arranque>*{min-width:0}
.arranque .spec{margin-top:28px}
.arranque__form{display:grid;gap:4px;background:rgba(13,31,60,.55);border:1px solid var(--on-marino-12);border-radius:var(--r-2);padding:32px}
@media (max-width:700px){.arranque__form{padding:24px 18px}}
.arranque__form .fieldset{margin-bottom:20px}
.arranque__form .btn{justify-self:start}
.arranque__form.claro{background:#fff;border-color:var(--gris-soft);border-top:3px solid var(--ambar)}
.claro .fieldset legend{color:var(--marino)}
.claro .choice>span{background:#fff;border-color:var(--on-hueso-24);color:var(--marino)}
.claro .choice>span::before{border-color:var(--on-hueso-24);background:#fff}
.claro .choice small{color:var(--on-hueso-55)}
.claro .choice input:checked+span{border-color:var(--ambar);background:rgba(245,166,35,.1)}
.claro .choice input:checked+span::before{box-shadow:inset 0 0 0 3px #fff}
.choices--una{grid-template-columns:1fr!important}
.choices--cortas{grid-template-columns:repeat(2,minmax(0,1fr))!important}
.choices--cortas .choice>span{padding:12px 12px 12px 40px}
.choices--cortas .choice>span::before{left:13px;top:13px}
.modo-link a{font-size:14px;color:var(--on-marino-70);text-decoration:underline;text-underline-offset:3px}
.modo-link a:hover{color:var(--ambar)}
.regalo{border:1px solid rgba(245,166,35,.45);border-left:4px solid var(--ambar);background:rgba(245,166,35,.08);border-radius:var(--r-2);padding:18px 20px;display:grid;gap:6px;margin:0 0 20px}
.regalo__tag{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--ambar)}
.regalo__titulo{margin:0;font-weight:900;font-size:19px;color:var(--hueso)}
.tener{border-top:1px solid var(--on-marino-12);padding-top:18px;margin:0 0 28px;display:grid;gap:10px}
.tener ul,.pasos-lista{margin:0;padding-left:1.2em;display:grid;gap:4px}
.pasos-lista{font-size:13px;color:var(--on-marino-55);line-height:1.55}
.tbl td .small{display:block;font-size:12.5px;font-weight:400;color:var(--on-marino-55);margin-top:2px}
.side-box .link-arrow{color:var(--ambar)}
.disciplinas{display:grid;gap:20px;margin:16px 0 24px}
.disciplina{display:grid;gap:8px}
.disciplina .choices{margin-bottom:0}
.disciplina__nombre{margin:0;font-size:15px;font-weight:700;color:var(--hueso)}
.disciplina__nombre small{display:block;font-size:12.5px;font-weight:400;color:var(--on-marino-55);margin-top:2px}
#f-servicios>.disciplina__nombre{margin:0 0 10px}
.choices--tres{grid-template-columns:repeat(3,minmax(0,1fr))!important}
@media (max-width:600px){.choices--tres{gap:6px}.choices--tres .choice>span{padding:10px 4px;min-height:48px;font-size:13px;line-height:1.25;text-align:center;display:grid;align-content:center}.choices--tres .choice>span::before{display:none}.choices--tres .choice small{display:none}.choices--tres .choice input:checked+span{background:rgba(245,166,35,.2);color:var(--ambar)}}
@media (min-width:1000px){.page-hero+.contact{padding-top:80px}}