/* =============================================================
   Neumáticos Santa Rita · Resistencia, Chaco
   Industrial asphalt palette: negro / rojo / amarillo
   ============================================================= */

:root{
  /* Brand palette */
  --negro:#1A1A1A;          /* asphalt */
  --negro-2:#0F0F0F;        /* deep rubber */
  --grafito:#2B2B2B;        /* tyre wall */
  --acero:#3A3A3A;          /* steel */
  --humo:#525252;
  --rojo:#C62828;           /* red accent */
  --rojo-2:#8E1414;
  --rojo-claro:#E74C3C;
  --amarillo:#FFC107;       /* yellow accent */
  --amarillo-2:#FFB300;
  --crema:#F7F5F0;          /* warm paper for accents */
  --papel:#FFFFFF;
  --linea:#E6E2DA;          /* hairlines on light */
  --linea-dark:#3A3A3A;

  /* Type */
  --display:"Oswald","Arial Narrow",Impact,sans-serif;
  --body:"Inter",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;

  /* Layout */
  --container:1200px;
  --radius:6px;
  --radius-lg:14px;
  --shadow-card:0 14px 40px -22px rgba(15,15,15,.55);
  --shadow-soft:0 6px 24px -14px rgba(15,15,15,.4);
  --transition:cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
*{margin:0}

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  font-family:var(--body);
  font-size:16px;
  line-height:1.7;
  color:var(--negro);
  background:var(--papel);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img,svg{max-width:100%;display:block;height:auto}
img{font-style:italic;background-color:var(--linea)}
a{color:var(--rojo);text-decoration:none;transition:color .2s var(--transition)}
a:hover{color:var(--rojo-2)}

h1,h2,h3,h4{
  font-family:var(--display);
  color:var(--negro);
  font-weight:700;
  line-height:1.1;
  text-transform:uppercase;
  letter-spacing:.01em;
}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem)}
h3{font-size:clamp(1.15rem,1.8vw,1.45rem);line-height:1.25}

p{max-width:65ch}
ul{list-style:none;padding:0}

/* ---------- Skip link ---------- */
.skip-link{
  position:absolute;left:0;top:-200px;
  background:var(--amarillo);color:var(--negro);
  padding:.85rem 1.4rem;z-index:2400;font-weight:700;
  font-family:var(--display);text-transform:uppercase;letter-spacing:.04em;
  border-radius:0 0 8px 0;transition:top .2s var(--transition);
}
.skip-link:focus{top:0;color:var(--negro)}

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

/* ---------- Container ---------- */
.container{
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:clamp(1.1rem,4vw,2.2rem);
}

/* ---------- Section rhythm ---------- */
.section{padding-block:clamp(3rem,7vw,5.4rem)}
.section-alt{background:var(--crema);border-block:1px solid var(--linea)}
.section-dark{background:var(--negro);color:#EEE}
.section-dark h1,.section-dark h2,.section-dark h3{color:#FFF}
.section-dark p{color:#C9C9C9}

.section-head{max-width:760px;margin-bottom:2.6rem}
.section-head.center{margin-inline:auto;text-align:center}
.section-head p{margin-top:1rem;color:var(--humo);font-size:1.05rem}

.divider{
  width:64px;height:5px;background:var(--rojo);border:0;margin-block:1.2rem 0;
  border-radius:3px;
}

/* ---------- Eyebrow (restrained) ---------- */
.eyebrow{
  display:inline-block;
  font-family:var(--display);
  font-weight:600;
  font-size:clamp(.875rem,1vw,.95rem);
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--rojo);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:.95rem 1.7rem;border-radius:var(--radius);
  font-family:var(--display);font-weight:600;font-size:1rem;
  letter-spacing:.04em;text-transform:uppercase;
  border:2px solid transparent;cursor:pointer;
  text-decoration:none;min-height:50px;
  transition:transform .18s var(--transition),background-color .2s var(--transition),color .2s var(--transition);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-lg{padding:1.1rem 2rem;font-size:1.05rem;min-height:56px}

.btn-primary{background:var(--rojo);color:#FFF}
.btn-primary:hover{background:var(--rojo-2);color:#FFF}
.btn-amarillo{background:var(--amarillo);color:var(--negro)}
.btn-amarillo:hover{background:var(--amarillo-2);color:var(--negro)}
.btn-outline{background:transparent;color:var(--negro);border-color:var(--negro)}
.btn-outline:hover{background:var(--negro);color:#FFF}
.btn-outline-light{background:transparent;color:#FFF;border-color:#FFF}
.btn-outline-light:hover{background:#FFF;color:var(--negro)}
.btn-wa{background:#1FA653;color:#FFF}
.btn-wa:hover{background:#178A46;color:#FFF}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1100;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--linea);
  transition:box-shadow .2s var(--transition),background-color .2s var(--transition);
}
.site-header.scrolled{box-shadow:0 8px 24px -16px rgba(0,0,0,.35)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  min-height:72px;
}
.brand{display:inline-flex;align-items:center}
.brand img{height:46px;width:auto}

.nav-main{display:flex;align-items:center}
.nav-list{display:flex;align-items:center;gap:1.4rem}
.nav-list a{
  font-family:var(--display);
  font-weight:500;font-size:.95rem;letter-spacing:.06em;
  text-transform:uppercase;color:var(--negro);
  padding:.4rem 0;position:relative;
}
.nav-list a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--rojo);transition:width .25s var(--transition);
}
.nav-list a:hover::after,.nav-list a[aria-current="page"]::after{width:100%}
.nav-list a:hover{color:var(--rojo)}

.nav-cta{display:flex;align-items:center;gap:.7rem;margin-left:1.4rem}
.nav-cta .btn{min-height:42px;padding:.6rem 1.2rem;font-size:.9rem}

.nav-toggle{
  display:none;width:46px;height:46px;border:0;background:transparent;
  cursor:pointer;position:relative;z-index:1300;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";display:block;width:24px;height:3px;background:var(--negro);
  position:absolute;left:50%;transform:translateX(-50%);
  transition:transform .25s var(--transition),opacity .2s var(--transition);
}
.nav-toggle span::before{top:-8px}
.nav-toggle span::after{top:8px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:translateX(-50%) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:translateX(-50%) rotate(-45deg)}

.nav-backdrop{
  position:fixed;inset:0;background:rgba(15,15,15,.55);
  opacity:0;visibility:hidden;transition:opacity .25s var(--transition);
  z-index:1050;
}
.nav-backdrop.is-open{opacity:1;visibility:visible}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:min(640px,90vh);
  display:flex;align-items:flex-end;
  overflow:hidden;background:var(--negro-2);
}
.hero-bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:.45;
}
.hero-overlay{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(15,15,15,.55) 0%,rgba(15,15,15,.2) 35%,rgba(15,15,15,.88) 100%),
    linear-gradient(90deg,rgba(198,40,40,.32) 0%,transparent 55%);
}
.hero-stripes{
  position:absolute;left:0;top:0;bottom:0;width:8px;background:var(--amarillo);
  z-index:2;
}
.hero-content{
  position:relative;z-index:3;
  padding-block:clamp(2.4rem,7vw,4.6rem);
  color:#FFF;max-width:720px;
}
.hero-content h1{
  color:#FFF;
  font-size:clamp(2.3rem,5.4vw,4.2rem);
  margin-block:.6rem .8rem;
  text-shadow:0 2px 24px rgba(0,0,0,.45);
}
.hero-content h1 em{color:var(--amarillo);font-style:normal}
.hero-tagline{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--display);font-weight:600;font-size:1.05rem;
  letter-spacing:.05em;text-transform:uppercase;color:var(--amarillo);
}
.hero-tagline::before{
  content:"";width:8px;height:8px;background:var(--amarillo);border-radius:50%;
}
.hero-content p.lead{
  color:#EAEAEA;font-size:1.1rem;line-height:1.6;margin-top:.6rem;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}

.hero-trust{
  display:flex;flex-wrap:wrap;gap:1.2rem 2rem;margin-top:1.8rem;
}
.hero-trust li{
  display:flex;align-items:center;gap:.5rem;
  font-family:var(--display);font-weight:500;font-size:.95rem;
  letter-spacing:.04em;text-transform:uppercase;color:#EAEAEA;
}
.hero-trust .dot{width:8px;height:8px;border-radius:50%;background:var(--rojo-claro)}

/* Rating chip */
.rating-chip{
  display:inline-flex;align-items:center;gap:.6rem;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,193,7,.45);
  padding:.45rem .9rem;border-radius:999px;
  color:#FFE082;font-weight:600;font-size:.9rem;
  backdrop-filter:blur(6px);
  font-family:var(--display);letter-spacing:.04em;
}
.rating-chip .stars{color:var(--amarillo);letter-spacing:.1em}

/* ---------- Trust strip / stats ---------- */
.stats{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:0;border:1px solid var(--linea);border-radius:var(--radius-lg);
  overflow:hidden;background:var(--papel);
}
.stat{
  padding:1.6rem 1.4rem;border-right:1px solid var(--linea);
}
.stat:last-child{border-right:0}
.stat-num{
  font-family:var(--display);font-weight:700;
  font-size:clamp(2rem,3vw,2.6rem);color:var(--rojo);line-height:1;
}
.stat-num .suffix{color:var(--amarillo-2)}
.stat-label{
  display:block;margin-top:.5rem;font-size:.9rem;
  text-transform:uppercase;letter-spacing:.05em;color:var(--humo);
  font-family:var(--display);font-weight:500;
}

/* ---------- Services grid ---------- */
.serv-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:1.4rem;
}
.serv-card{
  background:var(--papel);
  border:1px solid var(--linea);
  border-radius:var(--radius-lg);
  padding:1.8rem 1.6rem;
  display:flex;flex-direction:column;gap:.9rem;
  transition:transform .25s var(--transition),box-shadow .25s var(--transition),border-color .25s var(--transition);
  position:relative;overflow:hidden;
}
.serv-card::before{
  content:"";position:absolute;left:0;top:0;height:4px;width:100%;
  background:linear-gradient(90deg,var(--rojo),var(--amarillo));
  transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--transition);
}
.serv-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card);border-color:transparent}
.serv-card:hover::before{transform:scaleX(1)}
.serv-icon{
  width:54px;height:54px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--negro);color:var(--amarillo);
}
.serv-card h3{margin:0}
.serv-card p{color:var(--humo);font-size:.98rem}
.serv-list{
  margin-top:auto;padding-top:.6rem;border-top:1px solid var(--linea);
}
.serv-list li{
  position:relative;padding-left:1.3rem;font-size:.92rem;color:var(--grafito);
  margin-block:.3rem;
}
.serv-list li::before{
  content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;
  background:var(--rojo);transform:rotate(45deg);
}

/* ---------- Zigzag feature ---------- */
.zigzag{display:grid;gap:clamp(2rem,5vw,4rem)}
.zigzag-item{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.6rem,4vw,3rem);
  align-items:center;
}
.zigzag-item:nth-child(even) .zig-media{order:2}
.zig-media{
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-card);background:var(--linea);
  aspect-ratio:4/3;
}
.zig-media img{width:100%;height:100%;object-fit:cover}
.zig-text h2{margin-bottom:1rem}
.zig-text p{color:var(--humo)}
.zig-features{
  display:grid;grid-template-columns:1fr 1fr;gap:.6rem 1.4rem;margin-top:1.4rem;
}
.zig-features li{
  position:relative;padding-left:1.6rem;
  font-family:var(--display);font-weight:500;font-size:.95rem;
  text-transform:uppercase;letter-spacing:.03em;color:var(--negro);
}
.zig-features li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--rojo);font-weight:700;
}

/* ---------- Tyre brands marquee ---------- */
.brands{
  background:var(--negro);color:#FFF;padding-block:1.6rem;
  overflow:hidden;
}
.brands-track{
  display:flex;gap:3rem;align-items:center;justify-content:center;
  flex-wrap:wrap;
}
.brands-track span{
  font-family:var(--display);font-weight:600;letter-spacing:.08em;
  text-transform:uppercase;font-size:1.2rem;color:#9A9A9A;
  transition:color .2s var(--transition);
}
.brands-track span:hover{color:var(--amarillo)}

/* ---------- Testimonials ---------- */
.t-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:1.4rem;
}
.t-card{
  background:var(--papel);border:1px solid var(--linea);
  border-radius:var(--radius-lg);padding:1.8rem 1.6rem;
  display:flex;flex-direction:column;gap:1rem;
  position:relative;
}
.t-card .stars{color:var(--amarillo);letter-spacing:.12em;font-size:1.05rem}
.t-card blockquote{
  font-size:1.02rem;line-height:1.65;color:var(--grafito);
  quotes:"\201C" "\201D";
}
.t-card blockquote::before{content:open-quote;color:var(--rojo);font-family:var(--display);font-size:1.6rem;margin-right:.15rem}
.t-card blockquote::after{content:close-quote;color:var(--rojo);font-family:var(--display);font-size:1.6rem}
.t-author{
  display:flex;align-items:center;gap:.8rem;
  border-top:1px solid var(--linea);padding-top:.9rem;
}
.t-avatar{
  width:44px;height:44px;border-radius:50%;
  background:var(--negro);color:var(--amarillo);
  display:grid;place-items:center;
  font-family:var(--display);font-weight:700;font-size:1.1rem;
}
.t-author strong{display:block;font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:.95rem}
.t-author span{color:var(--humo);font-size:.85rem}

/* ---------- FAQ accordion ---------- */
.faq-list{max-width:780px;margin-inline:auto;display:grid;gap:.8rem}
.faq-item{
  background:var(--papel);border:1px solid var(--linea);
  border-radius:var(--radius);overflow:hidden;
  transition:box-shadow .2s var(--transition);
}
.faq-item[open]{box-shadow:var(--shadow-soft);border-color:transparent}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.1rem 1.3rem;cursor:pointer;list-style:none;
  font-family:var(--display);font-weight:600;font-size:1.02rem;
  text-transform:uppercase;letter-spacing:.03em;color:var(--negro);
}
.faq-q::-webkit-details-marker{display:none}
.faq-q:focus-visible{outline-offset:-3px}
.faq-icon{
  width:24px;height:24px;flex-shrink:0;position:relative;
  transition:transform .25s var(--transition);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--rojo);transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:3px}
.faq-icon::after{width:3px;height:14px;transition:transform .25s var(--transition)}
.faq-item[open] .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-body{padding:0 1.3rem 1.3rem;color:var(--humo)}

/* ---------- Location + map ---------- */
.location-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  border:1px solid var(--linea);border-radius:var(--radius-lg);overflow:hidden;
  background:var(--papel);
}
.location-info{padding:clamp(1.6rem,3vw,2.6rem)}
.location-info h2{margin-bottom:1rem}
.location-info dl{display:grid;gap:1.1rem;margin-top:1.6rem}
.location-info dt{
  font-family:var(--display);font-weight:600;text-transform:uppercase;
  letter-spacing:.06em;font-size:.85rem;color:var(--rojo);
  display:flex;align-items:center;gap:.5rem;
}
.location-info dd{margin-top:.3rem;color:var(--grafito);font-size:1.02rem}
.location-info dd a{color:var(--negro);font-weight:600;border-bottom:2px solid var(--amarillo)}
.location-info dd a:hover{color:var(--rojo)}
.map-frame{min-height:340px;background:var(--linea)}
.map-frame iframe{width:100%;height:100%;min-height:340px;border:0;display:block}

/* ---------- Contact form ---------- */
.form-grid{display:grid;gap:1.2rem;max-width:680px}
.field{display:flex;flex-direction:column;gap:.45rem}
.field label{
  font-family:var(--display);font-weight:600;font-size:.9rem;
  text-transform:uppercase;letter-spacing:.04em;color:var(--negro);
}
.field input,.field textarea,.field select{
  width:100%;padding:.85rem 1rem;border:2px solid var(--linea);
  border-radius:var(--radius);background:var(--papel);
  font-family:var(--body);font-size:1rem;color:var(--negro);
  transition:border-color .2s var(--transition),box-shadow .2s var(--transition);
}
.field input::placeholder,.field textarea::placeholder{color:#7A7A7A}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:0;border-color:var(--rojo);
  box-shadow:0 0 0 3px rgba(198,40,40,.15);
}
.field textarea{min-height:130px;resize:vertical}
.field.has-error input,.field.has-error textarea{border-color:var(--rojo);background:#FFF5F5}
.error-msg{
  font-size:.875rem;color:var(--rojo-2);font-weight:500;min-height:1rem;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.form-success{
  display:none;margin-top:1.2rem;padding:1rem 1.2rem;
  background:#E8F8EE;border:1px solid #4C9A5E;border-radius:var(--radius);
  color:#1E6B2E;font-weight:500;
}
.form-success.is-visible{display:block}

/* ---------- Final CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--negro) 0%,var(--negro-2) 100%);
  color:#FFF;padding-block:clamp(2.6rem,6vw,4rem);
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-10%;top:-50%;width:60%;height:200%;
  background:radial-gradient(circle,rgba(198,40,40,.25) 0%,transparent 60%);
}
.cta-band-inner{position:relative;z-index:2;display:grid;gap:1.4rem;justify-items:start}
.cta-band h2{color:#FFF;font-size:clamp(1.8rem,3.8vw,2.8rem)}
.cta-band p{color:#CFCFCF;max-width:60ch}
.cta-band-actions{display:flex;flex-wrap:wrap;gap:.8rem}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed;right:18px;bottom:18px;z-index:2000;
  width:58px;height:58px;border-radius:50%;
  background:#1FA653;color:#FFF;display:grid;place-items:center;
  box-shadow:0 10px 30px -8px rgba(0,0,0,.5);
  transition:transform .2s var(--transition),background-color .2s var(--transition);
}
.wa-float:hover{background:#178A46;transform:scale(1.06)}
.wa-float svg{width:30px;height:30px}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--negro-2);color:#BFBFBF;
  padding-block:clamp(2.6rem,5vw,3.6rem) 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:2.4rem;padding-bottom:2.4rem;
}
.footer-brand img{height:46px;margin-bottom:1rem}
.footer-brand p{color:#9A9A9A;font-size:.95rem;max-width:38ch}
.footer-col h3{
  color:#FFF;font-size:1rem;margin-bottom:1rem;
  font-family:var(--display);letter-spacing:.05em;
}
.footer-col ul{display:grid;gap:.55rem}
.footer-col a{color:#BFBFBF;font-size:.95rem}
.footer-col a:hover{color:var(--amarillo)}
.footer-contact li{
  display:flex;gap:.6rem;align-items:flex-start;color:#BFBFBF;font-size:.95rem;
  margin-bottom:.55rem;
}
.footer-contact strong{color:#FFF;font-family:var(--display);font-weight:600}
.footer-bottom{
  border-top:1px solid #2E2E2E;padding-block:1.3rem;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;
  font-size:.875rem;color:#8A8A8A;
}
.footer-bottom a{color:#A0A0A0}

/* ---------- Page hero (subpages) ---------- */
.page-hero{
  background:var(--negro);color:#FFF;padding-block:clamp(2.6rem,6vw,4rem);
  position:relative;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-15%;bottom:-60%;width:55%;height:180%;
  background:radial-gradient(circle,rgba(255,193,7,.18) 0%,transparent 60%);
}
.page-hero-inner{position:relative;z-index:2;max-width:780px}
.page-hero h1{color:#FFF;font-size:clamp(2.1rem,5vw,3.4rem);margin-bottom:.8rem}
.page-hero p{color:#DADADA;font-size:1.1rem}
.breadcrumbs{
  font-family:var(--display);font-size:.875rem;letter-spacing:.05em;
  text-transform:uppercase;color:#9A9A9A;margin-bottom:1rem;
}
.breadcrumbs a{color:var(--amarillo)}
.breadcrumbs span{margin-inline:.4rem;color:#5A5A5A}

/* ---------- Reveal animation ---------- */
.reveal{
  opacity:0;transform:translateY(24px);
  transition:opacity .55s var(--transition),transform .55s var(--transition);
}
.reveal.is-visible{opacity:1;transform:none}
.reveal:nth-child(2){transition-delay:.08s}
.reveal:nth-child(3){transition-delay:.16s}
.reveal:nth-child(4){transition-delay:.24s}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}
  .location-grid{grid-template-columns:1fr}
  .map-frame{min-height:280px}
}

@media (max-width:768px){
  .nav-toggle{display:block}
  .nav-main{
    position:fixed;top:0;right:0;height:100dvh;width:min(320px,85vw);
    background:var(--papel);flex-direction:column;justify-content:flex-start;
    align-items:stretch;padding:5.4rem 1.4rem 2rem;gap:1rem;
    transform:translateX(100%);transition:transform .3s var(--transition);
    z-index:1200;box-shadow:-12px 0 40px -10px rgba(0,0,0,.4);
    overflow-y:auto;
  }
  .nav-main.is-open{transform:translateX(0)}
  .nav-list{flex-direction:column;align-items:stretch;gap:.4rem;width:100%}
  .nav-list a{padding:.85rem .4rem;border-bottom:1px solid var(--linea);font-size:1.05rem}
  .nav-list a::after{display:none}
  .nav-cta{margin-left:0;width:100%}
  .nav-cta .btn{width:100%}
  .nav-cta-mobile{display:block;margin-top:1rem}

  .zigzag-item,.zigzag-item:nth-child(even) .zig-media{grid-template-columns:1fr}
  .zigzag-item:nth-child(even) .zig-media{order:0}
  .zig-features{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media (min-width:769px){
  .nav-cta-mobile{display:none}
}

@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .stats{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
  .reveal{opacity:1;transform:none}
}