/* ================================================================
   NORTE VERDE — Desbroces · Fincas · Mantenimiento (Asturias)
   Demo de Nansa Studio. Hoja única, sin dependencias.

   Dirección de arte: naturaleza + maquinaria + precisión.
   Fondo carbón / verde bosque, tierra, blanco roto, verde hi-vis
   para CTA. Tipografía potente (Space Grotesk), técnica (IBM Plex
   Mono) para coordenadas, m² y microtextos.

   Todo el contenido es legible sin JS. .reveal ya nace visible y
   sólo se le añade transición si hay JS y no hay reduced-motion.
   ================================================================ */

/* ---------- Fuentes auto-alojadas (woff2, subconjunto latino) ---------- */
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;
  src:url('assets/fonts/space-grotesk-wght-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;
  src:url('assets/fonts/space-grotesk-wght-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-024F,U+0259,U+1E00-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'Inter';font-style:normal;font-weight:400 700;font-display:swap;
  src:url('assets/fonts/inter-400700-normal-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'Inter';font-style:normal;font-weight:400 700;font-display:swap;
  src:url('assets/fonts/inter-400700-normal-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-024F,U+0259,U+1E00-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;
  src:url('assets/fonts/ibm-plex-mono-400-normal-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;
  src:url('assets/fonts/ibm-plex-mono-500-normal-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;
  src:url('assets/fonts/ibm-plex-mono-400-normal-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-024F,U+1E00-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2C60-2C7F,U+A720-A7FF;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;
  src:url('assets/fonts/ibm-plex-mono-500-normal-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-024F,U+1E00-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2C60-2C7F,U+A720-A7FF;}

/* ================================================================
   Tokens
   ================================================================ */
:root{
  --carbon:      #14150F;
  --carbon-2:    #1B1D15;   /* superficie oscura elevada */
  --forest:      #16261C;   /* verde bosque profundo */
  --forest-2:    #1E3A2A;
  --forest-3:    #2E5238;   /* filetes / hover sobre oscuro */
  --earth:       #6E5A45;
  --earth-lt:    #A98F6B;

  --bone:        #F2EEE3;   /* blanco roto */
  --bone-2:      #E7E1D2;
  --bone-dim:    #C8C1AD;   /* texto secundario sobre oscuro (AA) */

  --lime:        #C8F03A;   /* acento hi-vis · CTA · interacción */
  --lime-2:      #B7E02C;
  --lime-ink:    #16240B;   /* texto sobre lime */

  --ink:         #17190F;   /* texto sobre bone */
  --ink-soft:    #4C4A3B;   /* secundario sobre bone (AA) */
  --hair-d:      rgba(20,21,15,.14);
  --hair-l:      rgba(242,238,227,.16);
  --hair-l-soft: rgba(242,238,227,.09);

  --font-display:'Space Grotesk','Space Grotesk Fallback',system-ui,sans-serif;
  --font-ui:'Inter','Inter Fallback',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,'SF Mono',Menlo,Consolas,monospace;

  --wrap:1280px;
  --gutter:clamp(1.25rem,5vw,4rem);
  --section-y:clamp(4.5rem,11vw,9rem);
  --nav-h:68px;
  --ease:cubic-bezier(.22,.68,.15,1);
  --ease-out:cubic-bezier(.16,1,.3,1);

  /* escala tipográfica fluida */
  --step--2:clamp(.7rem,.68rem + .1vw,.76rem);
  --step--1:clamp(.82rem,.79rem + .15vw,.92rem);
  --step-0:clamp(1rem,.96rem + .2vw,1.08rem);
  --step-1:clamp(1.2rem,1.1rem + .5vw,1.45rem);
  --step-2:clamp(1.45rem,1.28rem + .85vw,2rem);
  --step-3:clamp(1.85rem,1.5rem + 1.7vw,3rem);
  --step-4:clamp(2.4rem,1.8rem + 3vw,4.6rem);
  --step-5:clamp(3rem,2rem + 5vw,6.8rem);
}

/* ================================================================
   Reset
   ================================================================ */
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  overflow-x:clip;
  background:var(--carbon);
}
html.is-menu-open{overflow:hidden}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  font-family:var(--font-ui);
  font-size:var(--step-0);
  line-height:1.65;
  color:var(--bone);
  background:var(--carbon);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}

img,picture,svg,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{list-style:none;padding:0}
input,select,textarea{font:inherit;color:inherit}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:500;
  line-height:1.04;
  letter-spacing:-.02em;
}

::selection{background:var(--lime);color:var(--lime-ink)}

:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:3px;
  border-radius:2px;
}

/* grano de película, decorativo */
body::after{
  content:"";
  position:fixed;inset:0;z-index:120;
  pointer-events:none;
  opacity:.045;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ================================================================
   Utilidades
   ================================================================ */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}

.skip-link{
  position:absolute;left:1rem;top:-4rem;z-index:400;
  background:var(--lime);color:var(--lime-ink);
  padding:.7rem 1.1rem;border-radius:3px;font-weight:600;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:1rem}

.section{position:relative;padding-block:var(--section-y);scroll-margin-top:calc(var(--nav-h) + 10px)}

.eyebrow{
  font-family:var(--font-mono);
  font-size:var(--step--1);
  font-weight:500;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--lime);
}

.section__head{max-width:46rem;margin-bottom:clamp(2.5rem,6vw,5rem)}
.section__head .eyebrow{display:block;margin-bottom:1.2rem}
.section__title{font-size:var(--step-4);margin-bottom:clamp(1.3rem,2.4vw,1.9rem)}
.section__lead{font-size:var(--step-1);color:var(--bone-dim);max-width:40rem;line-height:1.55}

/* ---------- botones ---------- */
.btn{
  --pad-y:.85rem;--pad-x:1.5rem;
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:var(--pad-y) var(--pad-x);
  font-family:var(--font-mono);
  font-size:var(--step--1);
  font-weight:500;
  letter-spacing:.06em;
  text-transform:uppercase;
  border-radius:3px;
  border:1px solid transparent;
  transition:transform .35s var(--ease-out),background-color .25s,border-color .25s,color .25s;
  will-change:transform;
}
.btn--sm{--pad-y:.6rem;--pad-x:1rem;font-size:var(--step--2)}
.btn--lg{--pad-y:1.05rem;--pad-x:2rem}
.btn--block{width:100%}
.btn--primary{background:var(--lime);color:var(--lime-ink);border-color:var(--lime)}
.btn--primary:hover{background:var(--lime-2);transform:translateY(-2px)}
.btn--ghost{border-color:var(--hair-l);color:var(--bone)}
.btn--ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.section--light .btn--ghost{border-color:var(--hair-d);color:var(--ink)}
.section--light .btn--ghost:hover{border-color:var(--ink);color:var(--ink)}

/* ================================================================
   NAV
   ================================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  transition:background-color .3s var(--ease),backdrop-filter .3s,border-color .3s;
  border-bottom:1px solid transparent;
}
.nav.is-scrolled{
  background:rgba(20,21,15,.72);
  backdrop-filter:blur(14px) saturate(1.4);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  border-bottom-color:var(--hair-l-soft);
}
.nav__inner{
  display:flex;align-items:center;gap:1.5rem;
  height:var(--nav-h);
}
.brand{display:flex;align-items:center;gap:.6rem;flex-shrink:0}
.brand__mark{width:22px;height:22px;color:var(--lime)}
.brand__mark svg{width:100%;height:100%}
.brand__text{
  font-family:var(--font-mono);font-weight:500;
  font-size:.95rem;letter-spacing:.24em;
}
.nav__menu{display:flex;align-items:center;gap:2rem;margin-left:auto}
.nav__menu ul{display:flex;gap:1.9rem}
.nav__menu ul a{
  font-family:var(--font-mono);font-size:var(--step--1);
  letter-spacing:.04em;color:var(--bone-dim);
  padding-block:.4rem;position:relative;
  transition:color .2s;
}
.nav__menu ul a::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--ease);
}
.nav__menu ul a:hover,.nav__menu ul a.is-current{color:var(--bone)}
.nav__menu ul a:hover::after,.nav__menu ul a.is-current::after{transform:scaleX(1)}
.nav__menu-cta{display:none}
.nav__cta{flex-shrink:0}

.nav__toggle{display:none;width:44px;height:44px;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;margin-left:auto}
.nav__toggle span{display:block;width:22px;height:2px;background:var(--bone);
  transition:transform .3s var(--ease),opacity .2s}
.is-menu-open .nav__toggle span:first-child{transform:translateY(3.5px) rotate(45deg)}
.is-menu-open .nav__toggle span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

@media (max-width:920px){
  .nav__cta{display:none}
  .nav__toggle{display:flex}
  .nav__menu{
    position:fixed;inset:var(--nav-h) 0 0;
    flex-direction:column;justify-content:center;align-items:flex-start;
    gap:2.5rem;margin:0;padding:0 var(--gutter);
    background:var(--carbon);
    transform:translateX(100%);
    transition:transform .4s var(--ease);
    visibility:hidden;
  }
  .is-menu-open .nav__menu{transform:none;visibility:visible}
  .nav__menu ul{flex-direction:column;gap:1.4rem}
  .nav__menu ul a{font-family:var(--font-display);font-size:clamp(1.8rem,8vw,2.6rem);letter-spacing:-.02em;color:var(--bone)}
  .nav__menu ul a::after{display:none}
  .nav__menu-cta{display:inline-flex;margin-top:1rem}
}

/* ================================================================
   01 · HERO
   ================================================================ */
.hero{
  position:relative;
  min-height:clamp(560px,100svh,880px);
  display:flex;flex-direction:column;justify-content:flex-end;
  padding-top:calc(var(--nav-h) + clamp(3rem,10vw,7rem));
  padding-bottom:clamp(5rem,11vw,7rem);
  overflow:hidden;
  isolation:isolate;
}
.hero__media{position:absolute;inset:0;z-index:-2}
.hero__media img{width:100%;height:100%;object-fit:cover;object-position:center 60%}
.hero__scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(20,21,15,.55) 0%,rgba(20,21,15,.25) 30%,rgba(20,21,15,.7) 78%,var(--carbon) 100%),
    radial-gradient(120% 90% at 15% 100%,rgba(20,21,15,.75),transparent 60%);
}
.hero__grid{position:relative;z-index:1}
.hero__eyebrow{margin-bottom:1.5rem}
.hero__title{
  font-size:var(--step-5);
  font-weight:500;
  letter-spacing:-.03em;
  text-transform:uppercase;
  color:#fff;
  max-width:18ch;
}
.hero__word{display:block;overflow:hidden;padding-bottom:.05em}
.hero__word > span{display:block}
.js .hero__word > span{
  animation:heroWord .9s var(--ease-out) both;
}
.js .hero__word:nth-child(2) > span{animation-delay:.12s}
@keyframes heroWord{
  from{transform:translateY(102%)}
  to{transform:translateY(0)}
}
@media (prefers-reduced-motion:reduce){
  .js .hero__word > span{animation:none}
}
.hero__sub{
  margin-top:1.6rem;
  font-size:var(--step-1);
  color:var(--bone-2);
  max-width:34rem;line-height:1.5;
}
.hero__cta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.4rem}

.hero__stats{
  display:flex;flex-wrap:wrap;gap:clamp(1.5rem,5vw,3.5rem);
  margin-top:clamp(2.25rem,5vw,3.25rem);
  padding-top:1.6rem;
  border-top:1px solid var(--hair-l);
}
.hero__stats dt{
  font-family:var(--font-display);
  font-size:var(--step-3);
  font-weight:500;
  letter-spacing:-.02em;
  color:#fff;
  font-variant-numeric:tabular-nums;
}
.hero__stats dd{
  font-family:var(--font-mono);
  font-size:var(--step--2);
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--bone-dim);
  margin-top:.35rem;
}
.hero__coords{
  position:absolute;right:var(--gutter);top:calc(var(--nav-h) + 1.5rem);
  z-index:1;
  display:flex;flex-direction:column;align-items:flex-end;gap:.3rem;
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.12em;color:var(--bone-dim);text-transform:uppercase;
}
.hero__coords span:first-child{color:var(--lime)}
@media (max-width:760px){.hero__coords{display:none}}

.hero__scroll{
  position:absolute;left:50%;bottom:1.6rem;transform:translateX(-50%);
  z-index:1;
  display:flex;flex-direction:column;align-items:center;gap:.7rem;
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.2em;text-transform:uppercase;color:var(--bone-dim);
}
.hero__scroll-line{width:1px;height:44px;background:var(--hair-l);position:relative;overflow:hidden}
.hero__scroll-line::after{
  content:"";position:absolute;left:0;top:-100%;width:100%;height:100%;
  background:var(--lime);
  animation:scrollpip 2s var(--ease) infinite;
}
@keyframes scrollpip{0%{top:-100%}60%,100%{top:100%}}
@media (max-width:760px){.hero__scroll{display:none}}

/* ================================================================
   02 · SERVICIOS
   ================================================================ */
.svc{background:var(--carbon)}
.svc__layout{display:grid;grid-template-columns:1fr;gap:clamp(2rem,5vw,4rem)}
@media (min-width:900px){.svc__layout{grid-template-columns:1fr .82fr;align-items:start}}

.svc__list{border-top:1px solid var(--hair-l)}
.svc__item{
  width:100%;
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:1.2rem;
  padding:clamp(1.1rem,3vw,1.9rem) 0;
  border-bottom:1px solid var(--hair-l);
  text-align:left;
  transition:padding-left .4s var(--ease),color .25s;
}
.svc__n{
  font-family:var(--font-mono);font-size:var(--step--1);
  color:var(--bone-dim);letter-spacing:.05em;
}
.svc__name{
  font-family:var(--font-display);
  font-size:var(--step-2);
  font-weight:500;
  letter-spacing:-.02em;
  color:var(--bone-dim);
  transition:color .25s;
}
.svc__arrow{width:26px;height:12px;position:relative;opacity:0;transition:opacity .3s,transform .3s var(--ease)}
.svc__arrow::before,.svc__arrow::after{content:"";position:absolute;background:var(--lime)}
.svc__arrow::before{left:0;top:5px;width:100%;height:2px}
.svc__arrow::after{right:0;top:0;width:12px;height:12px;border-top:2px solid var(--lime);border-right:2px solid var(--lime);transform:rotate(45deg);transform-origin:center}
.svc__item:hover .svc__name,.svc__item:focus-visible .svc__name{color:var(--bone)}
.svc__item.is-active{padding-left:clamp(.6rem,2vw,1.4rem)}
.svc__item.is-active .svc__name{color:var(--lime)}
.svc__item.is-active .svc__n{color:var(--lime)}
.svc__item.is-active .svc__arrow{opacity:1}

/* cajón (móvil / sin JS): imagen + texto embebidos */
.svc__drawer{
  overflow:hidden;
  display:grid;grid-template-columns:1fr;gap:1.2rem;
  padding:0 0 1.6rem;
}
.svc__drawer img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:4px}
.svc__drawer p{color:var(--bone-dim);max-width:44ch}

/* escenario lateral (escritorio con JS) */
.svc__stage{display:none}
@media (min-width:900px){
  .js .svc__drawer{display:none}
  .svc__stage{
    display:block;position:sticky;top:calc(var(--nav-h) + 2rem);
    aspect-ratio:4/5;border-radius:4px;overflow:hidden;
    background:var(--forest);
    border:1px solid var(--hair-l);
  }
  .svc__frames{position:absolute;inset:0}
  .svc__frames img{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
    opacity:0;transform:scale(1.04);
    transition:opacity .6s var(--ease),transform 1.2s var(--ease-out);
  }
  .svc__frames img.is-active{opacity:1;transform:scale(1)}
  .svc__ghost-n{
    position:absolute;left:.14em;bottom:.02em;
    font-family:var(--font-display);font-weight:700;
    font-size:clamp(6rem,13vw,10rem);line-height:.7;
    color:transparent;-webkit-text-stroke:1.5px rgba(242,238,227,.55);
    font-variant-numeric:tabular-nums;pointer-events:none;
    text-shadow:0 2px 30px rgba(20,21,15,.5);
  }
  .svc__tag{
    position:absolute;right:1rem;top:1rem;
    font-family:var(--font-mono);font-size:var(--step--2);
    letter-spacing:.14em;text-transform:uppercase;
    color:var(--bone);background:rgba(20,21,15,.5);
    padding:.4rem .7rem;border-radius:2px;backdrop-filter:blur(6px);
  }
}

/* ================================================================
   03 · PRESUPUESTO
   ================================================================ */
.calc{background:var(--forest);color:var(--bone)}
.calc .section__lead{color:var(--bone-dim)}
.calc__grid{display:grid;grid-template-columns:1fr;gap:clamp(1.8rem,4vw,3rem)}
@media (min-width:960px){.calc__grid{grid-template-columns:1fr .74fr;align-items:start}}

.calc__controls{display:grid;gap:clamp(1.4rem,3vw,2.2rem)}
.field{border:0;padding:0}
.field legend{
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.16em;text-transform:uppercase;color:var(--bone-dim);
  margin-bottom:.9rem;padding:0;
}

/* superficie */
.field--area .field__readout{
  display:block;
  font-family:var(--font-display);font-weight:500;
  font-size:var(--step-4);letter-spacing:-.03em;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1;
  margin-bottom:1rem;
}
.field--area .field__readout span{font-size:.35em;color:var(--lime);vertical-align:.35em;margin-left:.1em}

input[type=range]{
  -webkit-appearance:none;appearance:none;
  width:100%;height:2px;background:var(--forest-3);
  border-radius:2px;cursor:pointer;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;
  width:22px;height:22px;border-radius:50%;
  background:var(--lime);border:3px solid var(--forest);
  box-shadow:0 0 0 1px var(--lime);
  transition:transform .2s var(--ease);
}
input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15)}
input[type=range]::-moz-range-thumb{
  width:20px;height:20px;border-radius:50%;
  background:var(--lime);border:3px solid var(--forest);
}
input[type=range]::-moz-range-track{height:2px;background:var(--forest-3)}

.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.1rem}
.chips button{
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.04em;
  padding:.5rem .8rem;border-radius:2px;
  border:1px solid var(--hair-l);color:var(--bone-dim);
  transition:border-color .2s,color .2s,background-color .2s;
}
.chips button:hover{border-color:var(--lime);color:var(--bone)}
.chips button.is-active{background:var(--lime);color:var(--lime-ink);border-color:var(--lime)}

/* segmented radios */
.seg{display:flex;flex-wrap:wrap;gap:.4rem}
.seg--wrap{gap:.4rem}
.seg label{position:relative;cursor:pointer}
.seg input{position:absolute;opacity:0;width:100%;height:100%;inset:0;cursor:pointer;margin:0}
.seg span{
  display:block;
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.03em;
  padding:.62rem .9rem;border-radius:2px;
  border:1px solid var(--hair-l);color:var(--bone-dim);
  transition:border-color .2s,color .2s,background-color .2s;
}
.seg label:hover span{border-color:var(--forest-3);color:var(--bone)}
.seg input:focus-visible + span{outline:2px solid var(--lime);outline-offset:2px}
.seg input:checked + span{background:var(--lime);color:var(--lime-ink);border-color:var(--lime)}

/* panel resultado */
.calc__result{
  position:sticky;top:calc(var(--nav-h) + 1.5rem);
  background:var(--carbon);
  border:1px solid var(--hair-l);
  border-radius:4px;
  padding:clamp(1.5rem,4vw,2.2rem);
}
.calc__readout{display:grid;gap:.9rem;padding-bottom:1.4rem;border-bottom:1px solid var(--hair-l)}
.calc__readout div{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}
.calc__readout dt{
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.1em;text-transform:uppercase;color:var(--bone-dim);
}
.calc__readout dd{font-family:var(--font-mono);font-size:var(--step--1);color:var(--bone);text-align:right}
.calc__label{
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.18em;text-transform:uppercase;color:var(--lime);
  margin-top:1.4rem;
}
.calc__figure{
  font-family:var(--font-display);font-weight:500;
  font-size:clamp(2rem,7vw,3.1rem);letter-spacing:-.03em;color:#fff;
  font-variant-numeric:tabular-nums;
  line-height:1.05;margin-top:.5rem;
}
.calc__dash{color:var(--lime);margin-inline:.1em}
.calc__period{
  display:block;
  font-family:var(--font-mono);font-size:.9rem;font-weight:400;
  letter-spacing:.1em;text-transform:uppercase;color:var(--bone-dim);
  margin-top:.5rem;
}
.calc__note{font-size:var(--step--1);color:var(--bone-dim);margin:1.1rem 0 1.5rem;line-height:1.5}
.calc__figure.is-bump{animation:figbump .5s var(--ease-out)}
@keyframes figbump{0%{transform:translateY(6px);opacity:.4}100%{transform:none;opacity:1}}

/* ================================================================
   04 · CÓMO TRABAJAMOS
   ================================================================ */
.method{background:var(--forest);color:var(--bone)}
.method .section__lead{color:var(--bone-dim)}
.method__layout{display:grid;grid-template-columns:1fr;gap:clamp(2rem,5vw,4rem)}
@media (min-width:900px){.method__layout{grid-template-columns:.9fr 1.1fr}}

.method__sticky{position:relative}
@media (min-width:900px){
  .method__sticky{position:sticky;top:calc(var(--nav-h) + 3rem);align-self:start}
}
.method__visual{
  position:relative;aspect-ratio:4/3;border-radius:4px;overflow:hidden;
  border:1px solid var(--hair-l);background:var(--carbon);
}
.method__visual img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transform:scale(1.05);
  transition:opacity .6s var(--ease),transform 1.4s var(--ease-out);
}
.method__visual img.is-active{opacity:1;transform:scale(1)}
.method__bignum{
  position:absolute;right:.12em;bottom:.01em;
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(5rem,13vw,9.5rem);line-height:.7;
  color:transparent;-webkit-text-stroke:1.5px rgba(242,238,227,.55);
  font-variant-numeric:tabular-nums;pointer-events:none;
  text-shadow:0 2px 30px rgba(20,21,15,.5);
}
.method__progress{height:2px;background:var(--forest-3);margin-top:1rem;overflow:hidden;border-radius:2px}
.method__progress span{display:block;height:100%;width:20%;background:var(--lime);transition:width .5s var(--ease)}

.method__steps{display:grid;gap:clamp(1rem,3vw,2rem)}
.method__step{
  padding:clamp(1.4rem,4vw,2.2rem);
  border:1px solid var(--hair-l);border-radius:4px;
  opacity:.6;
  transition:opacity .4s var(--ease),border-color .4s,background-color .4s,transform .4s var(--ease);
}
.method__step.is-active{opacity:1;border-color:var(--lime);background:rgba(200,240,58,.06)}
.method__k{
  font-family:var(--font-mono);font-size:var(--step--1);
  letter-spacing:.1em;color:var(--lime);
}
.method__step h3{font-size:var(--step-2);margin:.5rem 0 .7rem;text-transform:uppercase;letter-spacing:-.01em}
.method__step p{color:var(--bone-dim);max-width:40ch}
@media (min-width:900px){
  .js .method__step{opacity:.5}
  .js .method__step.is-active{opacity:1}
}
@media (prefers-reduced-motion:reduce){
  .method__step{opacity:1 !important}
}

/* ================================================================
   05 · MAQUINARIA + CONFIANZA
   ================================================================ */
.trust{background:var(--carbon)}
.trust__machines{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;
  margin-bottom:clamp(3rem,7vw,5rem);
}
@media (min-width:820px){
  .trust__machines{
    grid-template-columns:1.25fr 1fr 1fr;
    grid-template-rows:auto auto;
  }
  .trust__shot--tall{grid-column:1;grid-row:1 / 3}
  .trust__machines .trust__shot:nth-of-type(2){grid-column:2;grid-row:1}
  .trust__machines .trust__shot:nth-of-type(3){grid-column:3;grid-row:1}
  .trust__kit{grid-column:2 / 4;grid-row:2}
}
.trust__shot{border-radius:4px;overflow:hidden;border:1px solid var(--hair-l);background:var(--forest);min-height:0}
.trust__shot img{width:100%;height:100%;object-fit:cover;aspect-ratio:1}
@media (min-width:820px){.trust__shot--tall img{aspect-ratio:auto;height:100%}}
@media (max-width:819px){
  .trust__shot--tall{grid-column:span 2}
  .trust__shot--tall img{aspect-ratio:16/10}
}
.trust__kit{align-self:center;display:grid;gap:.7rem}
@media (max-width:819px){.trust__kit{grid-column:span 2;margin-top:.5rem}}
.trust__kit li{
  font-family:var(--font-mono);font-size:var(--step--1);
  color:var(--bone-dim);padding-left:1.4rem;position:relative;
}
.trust__kit li::before{content:"—";position:absolute;left:0;color:var(--lime)}

.trust__counter{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:.8rem;
  padding-block:clamp(2rem,5vw,3rem);
  border-block:1px solid var(--hair-l);
  margin-bottom:clamp(3rem,7vw,5rem);
}
.trust__counter .num{
  font-family:var(--font-display);font-weight:600;
  font-size:var(--step-5);letter-spacing:-.03em;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1;
}
.trust__counter-unit{
  font-family:var(--font-mono);font-size:var(--step-1);
  letter-spacing:.1em;text-transform:uppercase;color:var(--lime);
}

.trust__points{
  display:grid;grid-template-columns:1fr;gap:1px;
  background:var(--hair-l);border:1px solid var(--hair-l);border-radius:4px;overflow:hidden;
  margin-bottom:clamp(3rem,7vw,5rem);
}
@media (min-width:720px){.trust__points{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1040px){.trust__points{grid-template-columns:repeat(4,1fr)}}
.trust__points li{background:var(--carbon);padding:clamp(1.4rem,3vw,2rem)}
.trust__points h3{
  font-family:var(--font-display);font-size:var(--step-1);
  text-transform:uppercase;letter-spacing:-.01em;margin-bottom:.6rem;
}
.trust__points p{font-size:var(--step--1);color:var(--bone-dim)}

.quotes{position:relative;border:1px solid var(--hair-l);border-radius:4px;padding:clamp(1.8rem,5vw,3.5rem)}
.quotes__disc{
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.12em;text-transform:uppercase;color:var(--bone-dim);
  margin-bottom:1.5rem;
}
.quotes__track{position:relative;min-height:11em}
@media (min-width:700px){.quotes__track{min-height:8.5em}}
.quote{
  position:absolute;inset:0;
  opacity:0;transform:translateY(12px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
  pointer-events:none;
}
.quote.is-active{opacity:1;transform:none;position:relative;pointer-events:auto}
.quote p{
  font-family:var(--font-display);font-weight:400;
  font-size:var(--step-2);line-height:1.3;letter-spacing:-.01em;
  color:var(--bone);max-width:30ch;
}
.quote cite{
  display:block;margin-top:1.2rem;font-style:normal;
  font-family:var(--font-mono);font-size:var(--step--1);
  letter-spacing:.06em;color:var(--lime);
}
.quotes__nav{display:flex;align-items:center;gap:1rem;margin-top:2rem}
.quotes__nav button{
  width:40px;height:40px;border:1px solid var(--hair-l);border-radius:50%;
  display:grid;place-items:center;color:var(--bone-dim);
  transition:border-color .2s,color .2s;
}
.quotes__nav button:hover{border-color:var(--lime);color:var(--lime)}
.quotes__dots{display:flex;gap:.5rem}
.quotes__dots button{width:8px;height:8px;padding:0;border:0;border-radius:50%;background:var(--forest-3)}
.quotes__dots button.is-active{background:var(--lime)}

/* ================================================================
   06 · CONTACTO
   ================================================================ */
.contact{position:relative;background:var(--forest);color:var(--bone);isolation:isolate;overflow:hidden}
.contact__media{position:absolute;inset:0;z-index:-1}
.contact__media img{width:100%;height:100%;object-fit:cover;object-position:center 70%}
.contact__scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(22,38,28,.72) 0%,rgba(20,21,15,.55) 45%,rgba(20,21,15,.9) 100%),
    linear-gradient(90deg,rgba(20,21,15,.75) 0%,rgba(20,21,15,.2) 65%,transparent 100%);
}
.contact__cols{display:grid;grid-template-columns:1fr;gap:clamp(2rem,5vw,4rem)}
@media (min-width:900px){.contact__cols{grid-template-columns:1.3fr .7fr}}

.cform{display:grid;gap:1.1rem}
.cform__row{display:grid;grid-template-columns:1fr;gap:1.1rem}
@media (min-width:560px){.cform__row{grid-template-columns:1fr 1fr}}
.cform__honey{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.cform__f{display:grid;gap:.4rem}
.cform__f span{
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.12em;text-transform:uppercase;color:var(--bone-dim);
}
.cform__f input,.cform__f select,.cform__f textarea{
  width:100%;
  background:rgba(20,21,15,.6);
  border:1px solid rgba(242,238,227,.28);border-radius:3px;
  padding:.85rem .95rem;
  color:var(--bone);
  transition:border-color .2s,background-color .2s;
}
.cform__f input::placeholder,.cform__f textarea::placeholder{color:var(--bone-dim);opacity:.7}
.cform__f input:hover,.cform__f select:hover,.cform__f textarea:hover{border-color:rgba(242,238,227,.45)}
.cform__f textarea{resize:vertical;min-height:5.5rem}
.cform__f input:focus,.cform__f select:focus,.cform__f textarea:focus{
  outline:none;border-color:var(--lime);
}
.cform__consent{display:flex;gap:.7rem;align-items:flex-start;font-size:var(--step--1);color:var(--bone-dim)}
.cform__consent input{margin-top:.25rem;accent-color:var(--lime);width:16px;height:16px;flex-shrink:0}
.cform__consent a{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
.cform__actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:.5rem}
.cform__status{font-family:var(--font-mono);font-size:var(--step--1);min-height:1.5em}
.cform__status.is-ok{color:var(--lime)}
.cform__status.is-err{color:#F0A83A}
.cform.is-sending .cform__actions{opacity:.5;pointer-events:none}

.contact__data{display:grid;gap:1.3rem;align-content:start}
.contact__block{border-top:1px solid var(--hair-l);padding-top:1rem}
.contact__k{
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.14em;text-transform:uppercase;color:var(--bone-dim);
  margin-bottom:.3rem;
}
.contact__v{font-size:var(--step-0);color:var(--bone)}
.contact__v a:hover{color:var(--lime)}
.contact__v--mono{font-family:var(--font-mono);letter-spacing:.06em;color:var(--lime)}

/* ================================================================
   FOOTER
   ================================================================ */
.foot{background:var(--carbon);padding-block:clamp(3rem,7vw,5rem) 2rem}
.foot__inner{
  display:grid;grid-template-columns:1fr;gap:2.5rem;
  padding-bottom:2.5rem;border-bottom:1px solid var(--hair-l);
}
@media (min-width:760px){.foot__inner{grid-template-columns:1.4fr 1fr 1fr}}
.foot__brand .brand__text{font-size:1.05rem;letter-spacing:.24em}
.foot__brand p{
  margin-top:.7rem;font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.08em;text-transform:uppercase;color:var(--bone-dim);
}
.foot__nav,.foot__legal{display:grid;gap:.7rem;align-content:start}
.foot__nav a,.foot__legal a{
  font-family:var(--font-mono);font-size:var(--step--1);color:var(--bone-dim);
  transition:color .2s;
}
.foot__nav a:hover,.foot__legal a:hover{color:var(--lime)}
.foot__base{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;
  padding-top:2rem;
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.06em;color:var(--bone-dim);
}
.foot__base a{color:var(--lime)}

/* ================================================================
   FAB
   ================================================================ */
.fab{
  position:fixed;right:clamp(1rem,4vw,2rem);bottom:clamp(1rem,4vw,2rem);
  z-index:150;
  background:var(--lime);color:var(--lime-ink);
  font-family:var(--font-mono);font-size:var(--step--2);
  letter-spacing:.08em;text-transform:uppercase;font-weight:500;
  padding:.9rem 1.3rem;border-radius:3px;
  box-shadow:0 10px 34px rgba(0,0,0,.4);
  transform:translateY(140%);
  transition:transform .45s var(--ease-out);
}
.fab.is-visible{transform:none}
.fab:hover{background:var(--lime-2)}
@media (max-width:920px){
  .fab{left:clamp(1rem,4vw,2rem);right:clamp(1rem,4vw,2rem);text-align:center}
}

/* ================================================================
   Reveal (progresivo y a prueba de congelación del render)
   Sólo mueve: el contenido está SIEMPRE a opacidad 1. Si la
   transición se congela, el bloque queda unos px desplazado pero
   perfectamente visible. Nunca desaparece nada.
   ================================================================ */
.reveal{transform:none}
.js .reveal{transform:translateY(26px);transition:transform .75s var(--ease-out)}
.js .reveal.is-in{transform:none}
.js.reveal-all .reveal{transform:none !important;transition:none !important}
.js.reveal-all .method__step{opacity:1 !important}
.js.reveal-all .quote.is-active{opacity:1 !important;transform:none !important}
.js.reveal-all .hero__word > span{animation:none !important;transform:none !important}
.js.reveal-all .svc__frames img.is-active{opacity:1 !important}
@media (prefers-reduced-motion:reduce){
  .js .reveal{transform:none !important;transition:none}
  .hero__scroll-line::after{animation:none}
  .js .hero__word > span{animation:none}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* ================================================================
   Legales (aviso-legal / privacidad / cookies / 404)
   ================================================================ */
.doc{padding-top:calc(var(--nav-h) + clamp(3rem,8vw,6rem));padding-bottom:var(--section-y);min-height:70vh}
.doc__head{max-width:44rem;margin-bottom:3rem}
.doc__head h1{font-size:var(--step-4);margin-bottom:1rem}
.doc__meta{font-family:var(--font-mono);font-size:var(--step--2);letter-spacing:.1em;text-transform:uppercase;color:var(--bone-dim)}
.doc__nav{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.6rem}
.doc__nav a{
  font-family:var(--font-mono);font-size:var(--step--2);letter-spacing:.06em;
  padding:.5rem .8rem;border:1px solid var(--hair-l);border-radius:2px;color:var(--bone-dim);
}
.doc__nav a[aria-current=page]{border-color:var(--lime);color:var(--lime)}
.prose{max-width:44rem}
.prose h2{font-size:var(--step-2);margin:2.4rem 0 .8rem}
.prose h3{font-size:var(--step-1);margin:1.8rem 0 .6rem}
.prose p,.prose li{color:var(--bone-dim);margin-bottom:.9rem}
.prose ul{list-style:disc;padding-left:1.3rem}
.prose a{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
.prose strong{color:var(--bone)}

.e404{display:grid;place-items:center;text-align:center;min-height:80vh;padding-top:var(--nav-h)}
.e404 h1{font-size:var(--step-5);text-transform:uppercase}
.e404 p{color:var(--bone-dim);margin:1rem 0 2rem;max-width:32rem}

/* ══════════════════════════════════════════════════════════════════════════
   BARRA DE DEMOSTRACIÓN · Nansa Studio
   Añadida al publicar la demo en demo-norteverde.nansastudio.es.
   ══════════════════════════════════════════════════════════════════════════ */
:root{ --nsd-bar:32px }
@media (max-width:560px){ :root{ --nsd-bar:46px } }

.nsd-demo-bar{
  position:fixed; inset:0 0 auto; height:var(--nsd-bar); z-index:2147483647;
  display:flex; align-items:center; justify-content:center; flex-wrap:wrap;
  column-gap:.7em; padding:0 14px;
  background:#0b0c08; color:#fff;
  font:500 12px/1.25 var(--font-mono, ui-monospace, monospace);
  letter-spacing:.02em; text-align:center;
  border-bottom:1px solid rgba(255,255,255,.16);
}
.nsd-demo-bar strong{ font-weight:600; color:var(--lime, #C8F03A) }
.nsd-demo-bar a{ color:#fff; text-decoration:underline; text-underline-offset:2px; white-space:nowrap }
.nsd-demo-bar a:hover{ opacity:.72 }

.nav{ margin-top:var(--nsd-bar) }
html{ scroll-padding-top:calc(var(--nav-h) + var(--nsd-bar) + 12px) }
.section{ scroll-margin-top:calc(var(--nav-h) + var(--nsd-bar) + 10px) }
.doc{ padding-top:calc(var(--nav-h) + var(--nsd-bar) + clamp(3rem,8vw,6rem)) }
@media (max-width:920px){
  .nav__menu{ top:calc(var(--nav-h) + var(--nsd-bar)); inset-block-start:calc(var(--nav-h) + var(--nsd-bar)) }
}