/* ===========================================================
   AgroRiego — hoja de estilos
   Paleta de marca: azul #124275 | verde #468332 | blanco
   Apoyo (degradado del logo): #1a2442 #1d3257 #6ec6f0 #0f2423 #32612a #5b9f32
   Tipografia: Outfit (titulos) + Geist (cuerpo)
   =========================================================== */

:root{
  /* ---- Marca: colores principales ---- */
  --blue-600:#124275;
  --green-600:#468332;

  /* ---- Marca: familia del degradado del logo ---- */
  --navy-950:#1a2442;
  --navy-800:#1d3257;
  --sky-300:#6ec6f0;
  --forest-950:#0f2423;
  --forest-700:#32612a;
  --green-500:#5b9f32;

  /* ---- Neutros derivados (sesgo azul de marca) ---- */
  --ink:#1a2442;
  --ink-soft:#4a5b74;
  --line:#dde5ee;
  --bg:#ffffff;
  --bg-tint:#f3f7fb;

  /* ---- Escala de radios: contenedores blandos, piezas internas duras ---- */
  --r-xs:6px;
  --r-sm:10px;
  --r-md:18px;
  --r-lg:28px;
  --r-pill:999px;

  /* ---- Escala de z-index ---- */
  --z-grano:1;
  --z-flotante:80;
  --z-header:100;
  --z-menu:110;
  --z-skip:200;

  /* ---- Sombras tenidas con el azul de marca ---- */
  --shadow-sm:0 1px 2px rgba(26,36,66,.05), 0 4px 14px rgba(26,36,66,.05);
  --shadow-md:0 12px 34px rgba(26,36,66,.10);
  --shadow-lg:0 30px 70px rgba(26,36,66,.18);

  --maxw:1240px;
  --ease:cubic-bezier(.22,.68,0,1);
  --spring:cubic-bezier(.34,1.56,.64,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%}

body{
  margin:0;
  font-family:"Geist",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}

/* Grano fijo sobre todo el sitio: rompe la planitud digital sin sumar peso */
body::after{
  content:"";position:fixed;inset:0;z-index:var(--z-grano);pointer-events:none;
  opacity:.035;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

img,svg{max-width:100%}
a{color:inherit}

h1,h2,h3,h4{
  font-family:"Outfit","Geist",system-ui,sans-serif;
  margin:0 0 .5em;line-height:1.08;letter-spacing:-.025em;font-weight:700;
  text-wrap:balance;
}
h1{font-size:clamp(2.4rem,6vw,4.6rem);letter-spacing:-.035em}
h2{font-size:clamp(1.9rem,3.8vw,3rem);letter-spacing:-.03em}
h3{font-size:1.2rem;letter-spacing:-.015em}
h4{font-size:1rem}
p{margin:0 0 1rem;text-wrap:pretty}

.container{width:min(100% - 2.5rem, var(--maxw));margin-inline:auto}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:var(--z-skip);
  background:var(--navy-950);color:#fff;padding:.7rem 1.1rem;border-radius:0 0 var(--r-sm) 0
}
.skip-link:focus{left:0}
:focus-visible{outline:3px solid var(--green-600);outline-offset:3px;border-radius:var(--r-xs)}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.95rem 1.7rem;border-radius:var(--r-pill);border:1.5px solid transparent;
  font-family:"Outfit",sans-serif;font-weight:600;font-size:1rem;
  text-decoration:none;cursor:pointer;
  transition:transform .22s var(--spring), background .18s, box-shadow .22s, border-color .18s;
}
.btn-primary{background:var(--green-600);color:#fff;box-shadow:0 8px 22px rgba(70,131,50,.28)}
.btn-primary:hover{background:var(--green-500);transform:translateY(-2px);box-shadow:0 12px 28px rgba(70,131,50,.34)}
.btn-primary:active{transform:translateY(0) scale(.98);box-shadow:0 4px 12px rgba(70,131,50,.3)}
.btn-ghost{border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.55);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.98)}
.btn-sm{padding:.6rem 1.2rem;font-size:.92rem}
.btn-block{width:100%}

/* Enlace terciario: baja el ruido de tener siempre dos botones */
.link-tertiary{
  font-family:"Outfit",sans-serif;font-weight:600;font-size:.98rem;
  text-decoration:none;border-bottom:2px solid currentColor;padding-bottom:2px;
  transition:opacity .2s
}
.link-tertiary:hover{opacity:.7}
.link-tertiary.volver{color:var(--blue-600)}

/* ---------- Cabecera ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:var(--z-header);
  padding:1rem 0;
  transition:background .3s, box-shadow .3s, padding .3s, border-color .3s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom-color:var(--line);
  box-shadow:var(--shadow-sm);
  padding:.55rem 0;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem}

.logo{display:flex;align-items:center;gap:.6rem;text-decoration:none}
.logo-mark{width:36px;height:36px;flex:none}
.logo-text{
  font-family:"Outfit",sans-serif;font-weight:600;font-size:1.4rem;
  letter-spacing:-.03em;color:#fff
}
.logo-text strong{font-weight:700;color:var(--sky-300)}
.site-header.scrolled .logo-text{color:var(--navy-950)}
.site-header.scrolled .logo-text strong{color:var(--blue-600)}

.nav{display:flex;align-items:center;gap:1.7rem}
.nav a{
  text-decoration:none;font-weight:500;font-size:.96rem;color:rgba(255,255,255,.82);
  position:relative;transition:color .2s, font-variation-settings .3s var(--ease);
  font-variation-settings:"wght" 500
}
.nav a:hover,.nav a.activo{font-variation-settings:"wght" 650}
.nav a:not(.btn)::after{
  content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;
  background:var(--sky-300);transition:right .28s var(--ease)
}
.nav a:not(.btn):hover::after,
.nav a:not(.btn).activo::after{right:0}
.nav a:hover,.nav a.activo{color:#fff}
.site-header.scrolled .nav a{color:var(--ink-soft)}
.site-header.scrolled .nav a:hover,
.site-header.scrolled .nav a.activo{color:var(--blue-600)}
.site-header.scrolled .nav a:not(.btn)::after{background:var(--blue-600)}
.site-header.scrolled .nav .btn-primary{color:#fff}

.nav-toggle{
  display:none;background:none;border:0;cursor:pointer;padding:.5rem;
  flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center
}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;border-radius:2px;transition:.25s var(--ease)}
.site-header.scrolled .nav-toggle span{background:var(--navy-950)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:min(92dvh,900px);
  display:flex;align-items:center;overflow:hidden;isolation:isolate
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(120% 90% at 8% 40%, rgba(26,36,66,.96) 0%, rgba(26,36,66,.88) 38%, rgba(26,36,66,.42) 68%, rgba(26,36,66,0) 100%),
    linear-gradient(to top, rgba(15,36,35,.55), rgba(26,36,66,0) 45%)
}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-scene{width:100%;height:100%;display:block}
.hero-inner{padding:10rem 0 6rem;max-width:880px;color:#fff}
.hero h1{color:#fff;margin-bottom:1.3rem}
.hero h1 .hl{color:var(--sky-300)}
.hero-lead{
  font-size:clamp(1.05rem,1.55vw,1.28rem);color:rgba(255,255,255,.84);
  max-width:60ch;line-height:1.6
}
.hero-lead strong{color:#fff;font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:1.1rem;margin:2.4rem 0 3rem}
.hero-actions .link-tertiary{color:var(--sky-300)}

.eyebrow{
  font-family:"Outfit",sans-serif;
  text-transform:uppercase;letter-spacing:.2em;font-size:.74rem;font-weight:600;
  color:var(--sky-300);margin-bottom:1rem
}
.section .eyebrow{color:var(--blue-600)}
.section-dark .eyebrow{color:var(--sky-300)}

.hero-badges{
  list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.7rem 2rem;
  font-size:.92rem;color:rgba(255,255,255,.78);font-weight:500
}
.hero-badges li{display:flex;align-items:center;gap:.6rem}
.dot{width:6px;height:6px;border-radius:50%;background:var(--sky-300);flex:none}

/* ---------- Secciones ---------- */
/* Padding optico: abajo un poco mas que arriba */
.section{padding:clamp(4.5rem,8vw,7.5rem) 0 clamp(5.5rem,9.5vw,9rem)}
.section-tint{background:var(--bg-tint)}
.section-dark{position:relative;color:#fff;isolation:isolate;overflow:hidden}
.section-dark::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(90% 120% at 15% 0%, var(--navy-800) 0%, var(--navy-950) 55%, var(--forest-950) 100%)
}
.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}
.section-dark p{color:rgba(255,255,255,.8)}

/* Foto de ambiente detras de las secciones oscuras */
.section-foto::after{
  content:"";position:absolute;inset:0;z-index:-2;
  background-size:cover;background-position:center;
  opacity:.16;filter:saturate(.5)
}
.foto-riego::after{background-image:url("assets/img/riego.jpg")}
.foto-arrozal::after{background-image:url("assets/img/arrozal.jpg")}

.section-head{max-width:58ch;margin-bottom:3.5rem}
.section-lead{font-size:1.1rem;color:var(--ink-soft);line-height:1.65}
.section-dark .section-lead{color:rgba(255,255,255,.8)}

/* ---------- Soluciones: grilla asimetrica, no cuatro columnas iguales ---------- */
.cards{display:grid;grid-template-columns:repeat(6,1fr);gap:1.4rem;align-items:start}
.card{
  grid-column:span 2;
  background:var(--bg-tint);
  border-radius:var(--r-md);
  padding:2rem 1.7rem 2.2rem;
  transition:transform .3s var(--ease), background .3s
}
/* Las dos primeras ocupan mas: son las lineas que mas se buscan */
.card:nth-child(1),.card:nth-child(2){grid-column:span 3;padding:2.6rem 2.4rem 2.8rem}
.card:nth-child(1) h3,.card:nth-child(2) h3{font-size:1.5rem}
.card:nth-child(1) p,.card:nth-child(2) p{font-size:1.02rem;max-width:48ch}
.card{position:relative;isolation:isolate}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:radial-gradient(180px circle at var(--mx,50%) var(--my,0%),
    rgba(18,66,117,.55), rgba(18,66,117,0) 70%);
  -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .3s;pointer-events:none
}
.card:hover::before{opacity:1}
.card:hover{transform:translateY(-6px);background:#eaf2f9}
.card-ico{
  width:52px;height:52px;border-radius:var(--r-sm);display:grid;place-items:center;
  background:#fff;margin-bottom:1.3rem;box-shadow:var(--shadow-sm)
}
.card-ico svg{width:28px;height:28px;fill:none;stroke:var(--blue-600);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card p{margin:0;font-size:.97rem;color:var(--ink-soft)}

/* ---------- Bloques partidos ---------- */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(2rem,5vw,5rem);align-items:center}
.split-reverse .split-text{order:2}
.split-reverse .split-visual{order:1}
.split-text .btn{margin-top:1rem}

.check-list{list-style:none;margin:1.8rem 0 2rem;padding:0;display:grid;gap:1rem}
.check-list li{position:relative;padding-left:2.1rem;color:rgba(255,255,255,.84);font-size:1rem}
.check-list li::before{
  content:"";position:absolute;left:0;top:.4em;width:19px;height:19px;border-radius:50%;
  background:var(--green-600)
}
.check-list li::after{
  content:"";position:absolute;left:6px;top:.62em;width:7px;height:4px;
  border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)
}

.spec-panel{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);padding:2.2rem;backdrop-filter:blur(8px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14), inset 0 0 40px rgba(110,198,240,.06), var(--shadow-lg);
  transform:translateY(-1.5rem)
}
.spec-title{
  font-family:"Outfit",sans-serif;
  font-weight:600;color:#fff !important;margin:0 0 1.4rem;font-size:1.05rem;
  padding-bottom:1.1rem;border-bottom:1px solid rgba(255,255,255,.14)
}
.spec-list{margin:0;display:grid;gap:1.05rem}
.spec-list > div{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}
.spec-list dt{font-weight:600;font-size:.96rem;color:#fff}
.spec-list dd{
  margin:0;font-size:.88rem;color:rgba(255,255,255,.62);text-align:right;
  font-variant-numeric:tabular-nums
}

/* ---------- Fabricacion: zig-zag, no cuadricula pareja ---------- */
.fab-list{display:grid;gap:clamp(2.5rem,5vw,4rem)}
.fab-item{
  display:grid;grid-template-columns:auto 1fr;gap:1.8rem;align-items:start;
  max-width:62ch
}
.fab-item:nth-child(even){margin-left:auto}
.fab-num{
  font-family:"Outfit",sans-serif;
  font-size:2.6rem;font-weight:700;line-height:1;letter-spacing:-.04em;
  color:transparent;-webkit-text-stroke:1.5px var(--blue-600);
  font-variant-numeric:tabular-nums;
  transition:color .6s var(--ease) .2s, -webkit-text-stroke-color .6s var(--ease) .2s
}
.fab-item.visible .fab-num{color:rgba(18,66,117,.12);-webkit-text-stroke-color:var(--green-600)}
.fab-item h3{margin-bottom:.4rem}
.fab-item p{margin:0;color:var(--ink-soft)}

/* ---------- Proceso: linea de tiempo ---------- */
.steps{
  list-style:none;margin:0;padding:0;position:relative;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:1.6rem
}
.steps::before{
  content:"";position:absolute;left:0;right:0;top:19px;height:2px;
  background:linear-gradient(to right,var(--green-600),var(--blue-600));
  opacity:.25
}
.step{position:relative}
.step-num{
  position:relative;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;
  background:var(--blue-600);color:#fff;font-family:"Outfit",sans-serif;font-weight:600;
  margin-bottom:1.2rem;box-shadow:0 0 0 6px var(--bg-tint)
}
.step h3{font-size:1.05rem}
.step p{margin:0;font-size:.95rem;color:var(--ink-soft)}

/* ---------- Nosotros ---------- */
.why{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem 2rem;margin-top:2.4rem}
.why-item h4{margin:0 0 .3rem;font-size:1rem;font-weight:600}
.why-item p{margin:0;font-size:.92rem;color:var(--ink-soft)}

.quote{
  margin:0;position:relative;overflow:hidden;
  border-radius:var(--r-lg);padding:3rem 2.4rem 2.4rem;color:#fff;
  background:radial-gradient(110% 130% at 20% 0%, var(--navy-800), var(--navy-950) 60%, var(--forest-950));
  box-shadow:var(--shadow-lg);
  margin-top:-2rem
}
.quote::after{
  content:"";position:absolute;inset:0;z-index:0;opacity:.14;
  background:url("assets/img/arrozal.jpg") center/cover;filter:saturate(.4)
}
.quote p,.quote cite{position:relative;z-index:1}
.quote p{
  font-family:"Outfit",sans-serif;
  font-size:1.35rem;font-weight:500;line-height:1.4;margin:0 0 1.2rem;color:#fff;
  letter-spacing:-.015em
}
.quote cite{
  font-style:normal;font-size:.8rem;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--sky-300)
}

/* Cifras verificables del equipo, no metricas de marketing */
.stats{list-style:none;margin:2.5rem 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.stat{border-top:2px solid var(--line);padding-top:1rem}
.stat b{
  display:block;font-family:"Outfit",sans-serif;font-size:2.4rem;font-weight:600;
  color:var(--blue-600);letter-spacing:-.04em;line-height:1;
  font-variant-numeric:tabular-nums
}
.stat span{display:block;font-size:.88rem;color:var(--ink-soft);margin-top:.4rem}

/* ---------- Paginas internas ---------- */
.pagina-interna{padding-top:9rem;padding-bottom:6rem}
.pagina-interna .container{max-width:68ch}
.pagina-interna h1{font-size:clamp(2rem,4vw,3rem)}
.pagina-interna h2{font-size:1.4rem;margin-top:2.5rem}
.error-logo{width:110px;height:auto;margin:0 auto 2rem;display:block}
.error-acciones{margin-top:2.2rem}

/* ---------- Contacto ---------- */
.contact-split{align-items:start}
.contact-list{list-style:none;margin:2rem 0 0;padding:0;display:grid;gap:1.1rem}
.contact-list li{display:flex;align-items:center;gap:.9rem;font-size:1rem;color:rgba(255,255,255,.86)}
.contact-list svg{
  width:20px;height:20px;flex:none;fill:none;stroke:var(--sky-300);
  stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round
}
.contact-list a{text-decoration:none;border-bottom:1px solid rgba(110,198,240,.35);transition:border-color .2s}
.contact-list a:hover{border-color:var(--sky-300)}

.form{
  background:#fff;border-radius:var(--r-lg);padding:2.4rem;
  box-shadow:var(--shadow-lg);color:var(--ink)
}
.field{display:flex;flex-direction:column;margin-bottom:1.15rem}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field label{
  font-family:"Outfit",sans-serif;
  font-size:.86rem;font-weight:600;margin-bottom:.45rem;color:var(--blue-600)
}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:1rem;color:var(--ink);
  padding:.85rem 1rem;border:1.5px solid var(--line);border-radius:var(--r-sm);background:#f8fbfd;
  transition:border-color .2s, box-shadow .2s;width:100%
}
.field textarea{resize:vertical;min-height:120px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue-600);box-shadow:0 0 0 4px rgba(18,66,117,.12);background:#fff
}
.field input.invalid,.field textarea.invalid{border-color:#c0392b;box-shadow:0 0 0 4px rgba(192,57,43,.1)}
.field-error{display:none;font-size:.84rem;color:#c0392b;margin-top:.4rem;font-weight:500}
.field-error.visible{display:block}
.form-note{font-size:.85rem;color:var(--ink-soft);margin:1rem 0 0;text-align:center}
.form-note a{color:var(--blue-600)}

/* ---------- Pie ---------- */
.site-footer{
  background:var(--forest-950);color:rgba(255,255,255,.66);
  padding:4.5rem 0 1.8rem;font-size:.94rem
}
.footer-inner{display:grid;grid-template-columns:1.1fr 1.6fr;gap:3.5rem}
.footer-logo{width:140px;height:auto;display:block}
.footer-logo-link{display:inline-block}
.footer-brand p{margin-top:1.2rem;max-width:34ch}
/* Sin granja de enlaces: dos columnas, solo lo que se usa */
.footer-nav{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem;align-content:start}
.footer-nav h4{
  font-family:"Outfit",sans-serif;
  color:#fff;font-size:.78rem;text-transform:uppercase;letter-spacing:.16em;margin-bottom:1.1rem
}
.footer-nav a,.footer-nav span{display:block;text-decoration:none;margin-bottom:.65rem;transition:color .2s}
.footer-nav a:hover{color:var(--sky-300)}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;
  margin-top:3.5rem;padding-top:1.6rem;border-top:1px solid rgba(255,255,255,.09);
  font-size:.79rem;color:rgba(255,255,255,.45)
}
.footer-bottom p{margin:0}
.footer-bottom a{color:rgba(255,255,255,.62);text-decoration:none;border-bottom:1px solid rgba(255,255,255,.2)}
.footer-bottom a:hover{color:var(--sky-300)}
.creditos{font-size:.74rem;opacity:.75}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:var(--z-flotante);
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:#25d366;color:#fff;box-shadow:0 10px 28px rgba(37,211,102,.38);
  transition:transform .25s var(--spring)
}
.wa-float:hover{transform:scale(1.09)}
.wa-float:active{transform:scale(.96)}
.wa-float svg{width:30px;height:30px}

/* ---------- Pagina 404 ---------- */
.pagina-error{
  min-height:100dvh;display:grid;place-items:center;text-align:center;
  background:radial-gradient(90% 120% at 20% 0%, var(--navy-800), var(--navy-950) 60%, var(--forest-950));
  color:#fff;padding:2rem
}
.pagina-error .codigo{
  font-family:"Outfit",sans-serif;font-size:clamp(5rem,18vw,11rem);font-weight:700;
  line-height:1;letter-spacing:-.05em;color:var(--sky-300);opacity:.25;margin:0
}
.pagina-error h1{margin-top:-.35em}
.pagina-error p{color:rgba(255,255,255,.8);max-width:46ch;margin-inline:auto}

/* ---------- Animaciones ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .75s var(--ease), transform .75s var(--ease)}
.reveal.visible{opacity:1;transform:none}
.hero .reveal{opacity:1;transform:none;animation:heroIn .85s var(--ease) both}
.hero .reveal:nth-child(2){animation-delay:.08s}
.hero .reveal:nth-child(3){animation-delay:.16s}
.hero .reveal:nth-child(4){animation-delay:.24s}
.hero .reveal:nth-child(5){animation-delay:.32s}
@keyframes heroIn{from{transform:translateY(16px)}to{transform:none}}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .cards{grid-template-columns:repeat(4,1fr)}
  .card{grid-column:span 2}
  .card:nth-child(1),.card:nth-child(2){grid-column:span 4}
  .split,.footer-inner{grid-template-columns:1fr}
  .split-reverse .split-text,.split-reverse .split-visual{order:0}
  .fab-item:nth-child(even){margin-left:0}
  .steps::before{display:none}
}

@media (max-width:860px){
  .nav-toggle{display:flex}
  .nav{
    position:fixed;inset:0 0 auto 0;top:0;padding:6.5rem 1.6rem 2.4rem;
    background:var(--navy-950);flex-direction:column;align-items:stretch;gap:.2rem;
    transform:translateY(-100%);transition:transform .4s var(--ease);
    box-shadow:0 24px 50px rgba(0,0,0,.35);z-index:var(--z-menu)
  }
  .nav.open{transform:translateY(0)}
  .nav a{color:#fff;padding:.9rem 0;border-bottom:1px solid rgba(255,255,255,.09);font-size:1.08rem}
  .nav a:not(.btn)::after{display:none}
  .site-header.scrolled .nav a{color:#fff}
  .nav-cta{margin-top:1.3rem;justify-content:center;border-bottom:0 !important}
  .site-header.scrolled .nav .btn-primary{color:#fff}
  body.nav-open{overflow:hidden}
}

@media (max-width:680px){
  body{font-size:16px}
  .cards{grid-template-columns:1fr}
  .card,.card:nth-child(1),.card:nth-child(2){grid-column:span 1;padding:1.8rem 1.5rem 2rem}
  .card:nth-child(1) h3,.card:nth-child(2) h3{font-size:1.25rem}
  .hero-inner{padding:8rem 0 4.5rem}
  .hero-actions{gap:.9rem}
  .hero-actions .btn{flex:1 1 100%}
  .why,.field-row{grid-template-columns:1fr}
  .form{padding:1.6rem}
  .fab-item{grid-template-columns:1fr;gap:.6rem}
  .footer-bottom{flex-direction:column}
  .spec-list > div{flex-direction:column;gap:.1rem}
  .spec-list dd{text-align:left}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .reveal{opacity:1;transform:none}
}