/* Cooktrade — Landings de repuestos Rational
   Extraído del diseño de /repuestos-rational/index.html para reuso en las
   landings por categoría. Mismo sistema de diseño en todas las páginas. */
:root{
  --negro:#f1ebdd; --negro-2:#e7dfca; --negro-3:#ffffff; --negro-4:#e0d6bd;
  --dorado:#B8891F; --dorado-oscuro:#8C6613; --dorado-claro:#D4B060;
  --dorado-glow:rgba(184,137,31,0.12);
  --gris:#68625a; --gris-medio:#878075; --gris-claro:#2a2620; --blanco:#161310;
  --borde:rgba(20,15,5,0.10); --borde-dorado:rgba(184,137,31,0.35);
  --font-display:'Cormorant Garamond',Georgia,serif;
  --font-body:'Outfit',sans-serif;
  --radio:6px; --radio-lg:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--negro); color:var(--gris-claro);
  font-family:var(--font-body); font-size:16px; line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit; text-decoration:none}
.container{max-width:1200px; margin:0 auto; padding:0 24px}

/* Breadcrumb */
.breadcrumb{padding:14px 0 0; font-size:12px; color:var(--gris-medio)}
.breadcrumb a{color:var(--gris-medio); transition:color .2s}
.breadcrumb a:hover{color:var(--dorado)}
.breadcrumb span{color:var(--dorado-claro)}

/* Topbar */
.topbar{
  position:sticky; top:0; z-index:50;
  background:rgba(241,235,221,0.92); backdrop-filter:blur(12px);
  border-bottom:1px solid var(--borde);
}
.topbar-inner{display:flex; align-items:center; justify-content:space-between; padding:16px 0}
.logo{font-family:var(--font-display); font-size:22px; font-weight:700; color:var(--blanco); letter-spacing:0.02em}
.logo span{color:var(--dorado)}
.topbar-cta{display:flex; gap:12px; align-items:center}
.topbar-link{font-size:13px; color:var(--gris-medio); transition:color 0.2s; display:inline-flex; align-items:center; gap:4px}
.topbar-link:hover{color:var(--blanco)}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 22px; border-radius:var(--radio);
  font-family:var(--font-body); font-size:14px; font-weight:500;
  letter-spacing:0.03em; cursor:pointer; transition:all 0.2s;
  border:none; text-decoration:none;
}
.btn-wa{
  background:#25D366; color:#fff;
}
.btn-wa:hover{background:#1DA851; transform:translateY(-1px); box-shadow:0 6px 24px rgba(37,211,102,0.25)}
.btn-large{padding:16px 32px; font-size:15px}
.btn-xl{padding:20px 40px; font-size:16px}
.btn-outline{background:transparent; color:var(--blanco); border:1px solid var(--borde-dorado)}
.btn-outline:hover{border-color:var(--dorado); color:var(--dorado)}

/* Hero */
.hero{
  padding:56px 0 100px; position:relative; overflow:hidden;
  background:radial-gradient(ellipse at top right, rgba(196,154,42,0.06), transparent 55%);
}
.hero::before{
  content:''; position:absolute; top:0; right:-40%; width:80%; height:100%;
  background:radial-gradient(circle, rgba(196,154,42,0.04), transparent 60%);
  pointer-events:none;
}
.hero-inner{position:relative; z-index:1}
.badge{
  display:inline-block; padding:8px 16px;
  background:var(--dorado-glow); border:1px solid var(--borde-dorado);
  border-radius:30px; font-size:12px; color:var(--dorado-claro);
  letter-spacing:0.08em; text-transform:uppercase; margin-bottom:24px;
  font-weight:500;
}
.hero h1{
  font-family:var(--font-display);
  font-size:clamp(36px,5.5vw,62px); color:var(--blanco);
  font-weight:700; line-height:1.05; margin-bottom:22px;
  letter-spacing:-0.01em;
}
.hero h1 .accent{color:inherit; font-style:normal}
.hero-sub{font-size:18px; color:var(--gris-claro); max-width:680px; margin-bottom:32px; line-height:1.5}
.hero-ctas{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:48px}

.hero-stats{display:grid; grid-template-columns:repeat(auto-fit, minmax(180px, 1fr)); gap:24px; margin-top:48px; max-width:760px}
.stat{padding:20px 0; border-top:1px solid var(--borde-dorado)}
.stat-num{font-family:var(--font-display); font-size:36px; font-weight:700; color:var(--dorado); line-height:1; margin-bottom:8px}
.stat-lbl{font-size:13px; color:var(--gris-medio); line-height:1.4}

/* Sections */
section{padding:80px 0}
.section-tag{
  font-size:11px; letter-spacing:0.18em; text-transform:uppercase;
  color:var(--dorado); margin-bottom:12px; font-weight:500;
}
.section-title{
  font-family:var(--font-display); font-size:clamp(28px,3.5vw,44px);
  color:var(--blanco); font-weight:600; line-height:1.15;
  margin-bottom:20px; letter-spacing:-0.01em;
}
.section-sub{font-size:17px; color:var(--gris-claro); max-width:680px; line-height:1.55}

/* Note callout */
.note-callout{
  display:inline-flex; align-items:center; gap:10px;
  padding:14px 22px; margin-top:28px;
  background:linear-gradient(90deg, var(--dorado-glow), transparent);
  border-left:3px solid var(--dorado);
  font-size:14px; color:var(--blanco); font-weight:500;
}

/* Catalog grid */
.catalog{display:grid; grid-template-columns:1fr 1fr; gap:48px; margin-top:56px}
.catalog-col h3{
  font-family:var(--font-display); font-size:22px; color:var(--blanco);
  font-weight:600; margin-bottom:20px;
  padding-bottom:14px; border-bottom:1px solid var(--borde-dorado);
}
.catalog-list{list-style:none}
.catalog-list li{
  padding:11px 0 11px 20px; font-size:15px; color:var(--gris-claro);
  border-bottom:1px solid var(--borde); position:relative;
}
.catalog-list li::before{
  content:'·'; position:absolute; left:4px; color:var(--dorado);
  font-size:24px; line-height:1; top:8px;
}
.catalog-list li small{display:block; color:var(--gris-medio); font-size:12px; margin-top:2px}
@media(max-width:760px){.catalog{grid-template-columns:1fr; gap:32px}}

/* Process */
.process{background:var(--negro-2); border-top:1px solid var(--borde); border-bottom:1px solid var(--borde)}
.steps{display:grid; grid-template-columns:repeat(3, 1fr); gap:32px; margin-top:56px}
.step{padding:32px; background:var(--negro-3); border:1px solid var(--borde); border-radius:var(--radio-lg); position:relative; transition:all 0.3s}
.step:hover{border-color:var(--borde-dorado); transform:translateY(-4px)}
.step-num{
  font-family:var(--font-display); font-size:64px; line-height:1;
  color:var(--dorado); font-weight:700; opacity:0.9; margin-bottom:12px;
}
.step h4{
  font-family:var(--font-display); font-size:22px; color:var(--blanco);
  font-weight:600; margin-bottom:12px;
}
.step p{color:var(--gris-medio); font-size:14px; line-height:1.6}
@media(max-width:860px){.steps{grid-template-columns:1fr}}

/* Para quién */
.who{display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:start; margin-top:56px}
.who-block h3{font-family:var(--font-display); font-size:22px; color:var(--blanco); font-weight:600; margin-bottom:16px}
.who-block ul{list-style:none}
.who-block li{padding:8px 0; color:var(--gris-claro); font-size:15px; padding-left:22px; position:relative}
.who-yes li::before{content:'✓'; position:absolute; left:0; color:#7fc97f; font-weight:bold}
.who-no li::before{content:'✕'; position:absolute; left:0; color:#dc7676; font-weight:bold}
@media(max-width:760px){.who{grid-template-columns:1fr; gap:32px}}

/* Final CTA */
.final-cta{
  padding:96px 0; text-align:center;
  background:radial-gradient(ellipse at center, rgba(196,154,42,0.08), transparent 60%);
  border-top:1px solid var(--borde);
}
.final-cta h2{
  font-family:var(--font-display);
  font-size:clamp(32px,4.5vw,52px); color:var(--blanco);
  font-weight:600; line-height:1.1; margin-bottom:20px; letter-spacing:-0.01em;
}
.final-cta p{font-size:17px; color:var(--gris-claro); max-width:600px; margin:0 auto 36px}

/* Footer */
footer{padding:48px 0 32px; border-top:1px solid var(--borde); background:var(--negro-2)}
.footer-inner{display:flex; flex-wrap:wrap; gap:24px; justify-content:space-between; align-items:center}
.footer-meta{font-size:13px; color:var(--gris-medio)}
.footer-links{display:flex; gap:24px}
.footer-links a{font-size:13px; color:var(--gris-medio); transition:color 0.2s}
.footer-links a:hover{color:var(--dorado)}

/* Floating WA */
.wa-float{
  position:fixed; bottom:24px; right:24px; z-index:40;
  width:60px; height:60px; border-radius:50%;
  background:#25D366; color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 32px rgba(37,211,102,0.35);
  transition:all 0.2s; animation:waPulse 2.4s ease-in-out infinite;
}
.wa-float:hover{transform:scale(1.08); box-shadow:0 12px 36px rgba(37,211,102,0.5)}
@keyframes waPulse{
  0%,100%{box-shadow:0 8px 32px rgba(37,211,102,0.35)}
  50%{box-shadow:0 8px 36px rgba(37,211,102,0.6)}
}

/* Hero stagger animation */
@keyframes fadeUp{from{opacity:0; transform:translateY(20px)} to{opacity:1; transform:translateY(0)}}
.hero-inner > *{animation:fadeUp 0.8s ease-out backwards}
.hero-inner > :nth-child(1){animation-delay:0.05s}
.hero-inner > :nth-child(2){animation-delay:0.15s}
.hero-inner > :nth-child(3){animation-delay:0.25s}
.hero-inner > :nth-child(4){animation-delay:0.35s}
.hero-inner > :nth-child(5){animation-delay:0.45s}

/* Filtro comercial previo a WhatsApp */
.wa-modal[hidden]{display:none}
.wa-modal{
  position:fixed; inset:0; z-index:1000; display:grid; place-items:center;
  padding:20px; background:rgba(0,0,0,0.78); backdrop-filter:blur(5px);
}
.wa-dialog{
  width:min(680px,100%); max-height:min(90vh,820px); overflow:auto;
  background:var(--negro-2); border:1px solid var(--borde-dorado);
  border-radius:var(--radio-lg); box-shadow:0 28px 90px rgba(0,0,0,0.62);
}
.wa-dialog-head{
  position:sticky; top:0; z-index:2; display:flex; align-items:flex-start;
  justify-content:space-between; gap:18px; padding:22px 24px 18px;
  background:var(--negro-2); border-bottom:1px solid var(--borde);
}
.wa-dialog-tag{font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--dorado); font-weight:500}
.wa-dialog-head h2{font-family:var(--font-display); font-size:30px; line-height:1.1; color:var(--blanco); margin:5px 0 0}
.wa-dialog-head p{color:var(--gris-medio); font-size:14px; margin-top:8px; max-width:54ch}
.wa-close{
  flex:none; width:38px; height:38px; border:1px solid var(--borde); border-radius:50%;
  cursor:pointer; background:var(--negro-3); color:var(--blanco); font-size:23px; line-height:1;
}
.wa-close:hover{border-color:var(--dorado); color:var(--dorado)}
.wa-form{padding:22px 24px 26px}
.form-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px}
.field{display:flex; flex-direction:column; gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13px; font-weight:500; color:var(--gris-claro)}
.field input,.field select,.field textarea{
  width:100%; border:1px solid var(--borde); border-radius:var(--radio);
  background:var(--negro-3); color:var(--blanco); padding:11px 12px;
  font:inherit; line-height:1.35;
}
.field textarea{min-height:82px; resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:3px solid rgba(196,154,42,.13); border-color:var(--dorado);
}
.field input[readonly]{color:var(--dorado-oscuro);font-weight:600}
.serial-option,.confirm-option{display:flex; align-items:flex-start; gap:9px; font-size:13px; color:var(--gris-medio)}
.serial-option input,.confirm-option input{width:auto; margin-top:3px; accent-color:var(--dorado)}
.confirm-box{grid-column:1/-1; padding:14px; border:1px solid var(--borde); border-radius:var(--radio); background:var(--negro-3)}
.form-note{grid-column:1/-1; font-size:12px; color:var(--gris-medio)}
.form-status{grid-column:1/-1; display:none; padding:12px 14px; border-radius:var(--radio); font-size:14px}
.form-status.is-error{display:block; background:#fbe9e7; border:1px solid #e2a49c; color:#8a2e22}
.form-status.is-blocked{display:block; background:var(--negro-3); border:1px solid var(--borde-dorado); color:var(--gris-claro)}
.form-actions{grid-column:1/-1; display:flex; justify-content:flex-end; gap:10px; margin-top:2px}
.btn-form-secondary{background:transparent; color:var(--gris-claro); border:1px solid var(--borde); cursor:pointer}
.btn-form-secondary:hover{border-color:var(--dorado); color:var(--dorado)}
.btn-form-primary{cursor:pointer}
body.modal-open{overflow:hidden}

@media(max-width:640px){
  .hero{padding:40px 0 64px}
  section{padding:56px 0}
  .final-cta{padding:64px 0}
  .topbar-link{padding:8px; border-radius:50%; background:rgba(158,122,24,0.10)}
  .topbar-link-arrow{font-size:20px; color:var(--dorado-oscuro)}
  .topbar-link-text{display:none}
  .wa-float{width:54px; height:54px; bottom:18px; right:18px}
  .wa-modal{padding:0; align-items:end}
  .wa-dialog{width:100%; max-height:94vh; border-radius:var(--radio-lg) var(--radio-lg) 0 0}
  .wa-dialog-head{padding:18px 18px 15px}
  .wa-dialog-head h2{font-size:26px}
  .wa-form{padding:18px}
  .form-grid{grid-template-columns:1fr}
  .field.full,.confirm-box,.form-note,.form-status,.form-actions{grid-column:1}
  .form-actions{flex-direction:column-reverse}
  .form-actions .btn{justify-content:center; width:100%}
}
/* Formulario WhatsApp v3: formato de la home (botones para elegir) */
.field[hidden],.wa-fields[hidden],.wa-reject[hidden]{display:none}
.wa-fields{display:contents}
.field-label{font-size:13px;font-weight:500;color:var(--gris-claro)}
.field-optional{font-weight:400;color:var(--gris-medio)}
.choice-grid{display:grid;gap:10px;margin-top:2px}
.choice-2{grid-template-columns:1fr 1fr}
.choice-3{grid-template-columns:repeat(3,1fr)}
.field .choice-card{position:relative;display:block;cursor:pointer}
.field .choice-card input{position:absolute;opacity:0;width:1px;height:1px;margin:0;padding:0;border:0;pointer-events:none}
.choice-box{display:flex;flex-direction:column;justify-content:center;gap:4px;height:100%;min-height:52px;padding:12px 14px;border:1px solid var(--borde);border-radius:var(--radio-lg);background:var(--negro-3);transition:border-color .2s,background .2s}
.choice-title{font-size:14px;font-weight:600;color:var(--blanco);line-height:1.3}
.choice-sub{font-size:12px;font-weight:400;color:var(--gris-medio);line-height:1.4}
.choice-card:hover .choice-box{border-color:var(--dorado)}
.choice-card input:checked + .choice-box{border-color:var(--dorado);background:rgba(184,137,31,.12);box-shadow:inset 0 0 0 1px var(--dorado)}
.choice-card input:focus-visible + .choice-box{outline:3px solid rgba(184,137,31,.3);outline-offset:1px}
.wa-reject{grid-column:1/-1;padding:18px;border:1px solid rgba(200,50,50,.25);border-radius:var(--radio-lg);background:rgba(200,50,50,.06)}
.wa-reject h3{font-size:17px;font-weight:700;color:var(--blanco);margin:0 0 6px}
.wa-reject p{font-size:13.5px;line-height:1.55;color:var(--gris-medio);margin:0 0 14px}
.form-status.is-error{background:rgba(200,50,50,.07);border:1px solid rgba(200,50,50,.3);color:#8a2a22}
@media(max-width:640px){.choice-2,.choice-3{grid-template-columns:1fr}.wa-reject{grid-column:1}}