/* =========================================================
   ALLIANCE Sílica — Hoja de estilos principal
   Identidad: industrial, limpia, sólida. Colores institucionales
   ALLIANCE (azul marino / turquesa) con tonos arena como acento
   secundario. Sin apariencia de tienda minorista.
   ========================================================= */

:root{
  --color-navy:      #1b2942;
  --color-navy-dark:  #12192b;
  --color-teal:       #0f7590;
  --color-teal-dark:  #0a5a70;
  --color-sand:       #c9a76a;
  --color-sand-light: #e8dcc4;
  --color-sand-pale:  #f7f2e7;
  --color-ink:        #1f2430;
  --color-ink-dim:    #5b6473;
  --color-border:     #e2e4ea;
  --color-bg:         #ffffff;
  --color-bg-alt:     #f7f8fa;
  --color-ok:         #3f9d78;
  --color-warn:       #b5772e;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --maxw: 1180px;
  --shadow-1: 0 8px 24px -10px rgba(27,41,66,0.18);
  --shadow-2: 0 20px 48px -16px rgba(27,41,66,0.24);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--color-bg);
  color:var(--color-ink);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{
  font-family:'Inter',sans-serif;
  letter-spacing:-0.01em;
  margin:0;
  color:var(--color-navy);
  font-weight:800;
}
p{margin:0;line-height:1.6;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;}
button{font-family:inherit;}

.wrap{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media(min-width:768px){
  .wrap{padding-left:32px;padding-right:32px;}
}

.section{padding:48px 0;}
@media(min-width:768px){.section{padding:72px 0;}}
.section-alt{background:var(--color-bg-alt);}
.section-navy{background:linear-gradient(135deg,var(--color-navy),var(--color-navy-dark));color:#fff;}
.section-navy h2, .section-navy h3{color:#fff;}
.section-navy p{color:#c7cddc;}

section[id]{scroll-margin-top:96px;}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--color-teal);
  margin-bottom:12px;
}
.eyebrow::before{
  content:'';
  width:18px;height:2px;background:var(--color-sand);
  display:inline-block;
}
.section-navy .eyebrow{color:var(--color-sand-light);}

.section-head{max-width:720px;margin-bottom:36px;}
.section-head h2{font-size:28px;line-height:1.2;}
@media(min-width:768px){.section-head h2{font-size:36px;}}
.section-head p{margin-top:12px;color:var(--color-ink-dim);font-size:16px;}
.section-navy .section-head p{color:#c7cddc;}

.text-center{text-align:center;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-weight:700;
  font-size:14.5px;
  padding:14px 26px;
  border-radius:10px;
  cursor:pointer;
  border:1.5px solid transparent;
  transition:transform .15s ease, box-shadow .15s ease, background .2s ease, border-color .2s ease;
  white-space:normal;
  text-align:center;
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  background:var(--color-teal);
  color:#fff;
  box-shadow:0 10px 26px -10px rgba(15,117,144,0.5);
}
.btn-primary:hover{background:var(--color-teal-dark);}
.btn-outline{
  background:transparent;
  color:var(--color-navy);
  border-color:var(--color-navy);
}
.btn-outline:hover{background:rgba(27,41,66,0.06);}
.section-navy .btn-outline{color:#fff;border-color:rgba(255,255,255,0.5);}
.section-navy .btn-outline:hover{background:rgba(255,255,255,0.1);}
.btn-navy{background:var(--color-navy);color:#fff;}
.btn-navy:hover{background:var(--color-navy-dark);}
.btn-ghost{background:transparent;color:var(--color-ink-dim);border-color:var(--color-border);}
.btn-sm{padding:10px 18px;font-size:13px;}
.btn-block{width:100%;}
.btn:disabled,.btn-disabled{opacity:.45;cursor:not-allowed;pointer-events:none;}
.btn-whatsapp{background:#25a561;color:#fff;}
.btn-whatsapp:hover{background:#1e8a4f;}

/* ---------- Header ---------- */
#site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,0.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--color-border);
}
.header-inner{
  max-width:var(--maxw);margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
@media(min-width:768px){.header-inner{padding:14px 32px;}}
.brand-lockup{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-lockup img{height:34px;width:auto;}
.brand-descriptor{
  font-weight:800;font-size:15px;color:var(--color-navy);
  padding-left:10px;margin-left:2px;border-left:1.5px solid var(--color-border);
  letter-spacing:0.01em;
}
.main-nav{display:none;align-items:center;gap:22px;font-size:14.5px;font-weight:600;color:var(--color-navy);}
@media(min-width:960px){.main-nav{display:flex;}}
.main-nav a{padding:6px 2px;border-bottom:2px solid transparent;transition:border-color .15s ease,color .15s ease;}
.main-nav a:hover{border-color:var(--color-sand);color:var(--color-teal);}
.header-actions{display:flex;align-items:center;gap:14px;}
.lang-switch{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--color-navy);}
.lang-switch a{padding:4px 6px;border-radius:6px;}
.lang-switch a.is-active{color:var(--color-teal);text-decoration:underline;}
.header-cta{display:none;}
@media(min-width:960px){.header-cta{display:inline-flex;}}

.mobile-menu-btn{
  display:flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:8px;border:1px solid var(--color-border);
  background:#fff;cursor:pointer;
}
@media(min-width:960px){.mobile-menu-btn{display:none;}}
#mobile-menu{
  display:none;border-top:1px solid var(--color-border);background:#fff;
  padding:10px 20px 18px;
}
#mobile-menu.is-open{display:block;}
#mobile-menu a{display:block;padding:12px 4px;font-weight:600;color:var(--color-navy);border-bottom:1px solid var(--color-border);}
#mobile-menu .mobile-lang{display:flex;gap:14px;padding:12px 4px;font-weight:700;}

/* ---------- Hero ----------
   Una sola columna alineada a la izquierda: título, descripción,
   botones, en ese orden, sin repetir la identidad de marca (ya
   presente en el encabezado). Ancho de lectura controlado con
   max-width; el bloque se ajusta a su contenido, sin altura
   mínima ni celdas de cuadrícula vacías. */
.hero{padding:28px 0;background:linear-gradient(180deg,var(--color-sand-pale) 0%, #ffffff 70%);}
@media(min-width:768px){.hero{padding:48px 0;}}
.hero-inner{max-width:680px;}
.hero h1{font-size:30px;line-height:1.15;}
@media(min-width:768px){.hero h1{font-size:42px;}}
.hero .lead{margin-top:16px;font-size:17px;color:var(--color-ink-dim);}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px;}
.hero-markets{
  margin-top:34px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;
}
.hero-markets-label{font-size:12.5px;font-weight:700;color:var(--color-ink-dim);text-transform:uppercase;letter-spacing:0.04em;margin-right:6px;}
.market-chip{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;
  padding:6px 14px;border-radius:100px;background:#fff;border:1.5px solid var(--color-sand);color:var(--color-navy);
}
.hero-markets-note{width:100%;font-size:12px;color:var(--color-ink-dim);margin-top:8px;max-width:560px;}

.hero-panel{
  background:#fff;border:1.5px solid var(--color-border);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-1);
}
.hero-panel h2{font-size:18px;margin-bottom:16px;}
.hero-panel ul{display:flex;flex-direction:column;gap:12px;}
.hero-panel li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--color-ink-dim);}
.hero-panel li i{color:var(--color-teal);margin-top:3px;flex-shrink:0;}

/* ---------- Process steps ---------- */
.process-grid{display:grid;gap:22px;}
@media(min-width:768px){.process-grid{grid-template-columns:repeat(4,1fr);}}
.process-step{
  background:#fff;border:1.5px solid var(--color-border);border-radius:var(--radius-md);
  padding:24px;position:relative;
}
.process-step .step-num{
  width:34px;height:34px;border-radius:50%;background:var(--color-teal);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;margin-bottom:14px;
}
.process-step h3{font-size:15.5px;margin-bottom:8px;}
.process-step p{font-size:13.5px;color:var(--color-ink-dim);}

/* ---------- Card grid (catálogo) ---------- */
.card-grid{display:grid;gap:24px;grid-template-columns:1fr;margin-top:8px;}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);}}

.product-card{
  background:#fff;border:1.5px solid var(--color-border);border-radius:var(--radius-md);
  overflow:hidden;display:flex;flex-direction:column;transition:transform .18s ease, box-shadow .18s ease;
}
.product-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.product-card-media{position:relative;height:190px;overflow:hidden;background:var(--color-sand-pale);}
.product-card-media img{width:100%;height:100%;object-fit:cover;}
.illustrative-tag{
  position:absolute;bottom:8px;left:8px;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:0.04em;
  background:rgba(27,41,66,0.82);color:#fff;padding:4px 9px;border-radius:100px;
}
.product-card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.product-card-code{font-size:11.5px;font-weight:800;letter-spacing:0.06em;text-transform:uppercase;color:var(--color-teal);}
.product-card-body h3{font-size:16.5px;line-height:1.3;}
.product-card-desc{font-size:13.5px;color:var(--color-ink-dim);flex:1;}
.status-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;
  padding:5px 10px;border-radius:100px;background:#fdf2e2;color:var(--color-warn);border:1px solid #f0dcb4;
  width:fit-content;
}
.status-badge i{font-size:10px;}
.product-card-actions{display:flex;gap:10px;margin-top:6px;flex-wrap:wrap;}

/* ---------- Búsqueda ---------- */
.search-bar{
  display:flex;align-items:center;gap:10px;background:#fff;border:1.5px solid var(--color-border);
  border-radius:12px;padding:12px 16px;margin-bottom:22px;
}
.search-bar i{color:var(--color-ink-dim);}
.search-bar input{border:none;outline:none;flex:1;font-size:14.5px;background:transparent;color:var(--color-ink);}

.catalog-meta-bar{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--color-ink-dim);margin-bottom:18px;}

/* ---------- Bloque "¿Necesitas otra granulometría?" ---------- */
.need-other-block{
  margin-top:30px;background:var(--color-sand-pale);border:1.5px dashed var(--color-sand);border-radius:var(--radius-md);
  padding:26px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
}
.need-other-block h3{font-size:16px;margin-bottom:6px;}
.need-other-block p{font-size:13.5px;color:var(--color-ink-dim);max-width:520px;}

/* ---------- Ficha de producto (detalle) ---------- */
.sheet-header{display:grid;gap:28px;margin-bottom:8px;}
@media(min-width:900px){.sheet-header{grid-template-columns:0.9fr 1.1fr;align-items:start;}}
.sheet-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--color-sand-pale);}
.sheet-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.sheet-illustrative-note{
  display:flex;align-items:center;gap:8px;font-size:12px;color:var(--color-ink-dim);
  background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:8px;padding:8px 12px;margin-top:10px;
}
.sheet-illustrative-note i{color:var(--color-warn);}

.sheet-code{font-size:12px;font-weight:800;letter-spacing:0.06em;text-transform:uppercase;color:var(--color-teal);margin-bottom:8px;}
.sheet-title{font-size:26px;line-height:1.2;}
@media(min-width:768px){.sheet-title{font-size:32px;}}
.sheet-desc{margin-top:14px;font-size:15px;color:var(--color-ink-dim);}
.sheet-context{margin-top:14px;font-size:13.5px;color:var(--color-ink-dim);background:var(--color-bg-alt);border-left:3px solid var(--color-sand);padding:12px 16px;border-radius:8px;}
.sheet-meta-list{display:flex;flex-direction:column;gap:8px;margin-top:20px;}
.sheet-meta-row{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;flex-wrap:wrap;border-bottom:1px solid var(--color-border);padding-bottom:8px;}
.sheet-meta-k{color:var(--color-ink-dim);font-weight:600;}
.sheet-meta-v{color:var(--color-navy);font-weight:700;text-align:right;}
.sheet-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;}

.sheet-section{margin-top:44px;}
.sheet-section h3{font-size:19px;margin-bottom:16px;}
.sheet-section-icon{color:var(--color-teal);margin-right:8px;}

.pending-list{display:grid;gap:10px;grid-template-columns:1fr;}
@media(min-width:640px){.pending-list{grid-template-columns:repeat(2,1fr);}}
.pending-item{
  display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--color-ink);
  background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:10px;padding:12px 14px;
}
.pending-item i{color:var(--color-warn);margin-top:2px;flex-shrink:0;}

table.doc-table{width:100%;border-collapse:collapse;font-size:13.5px;}
table.doc-table th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:0.04em;color:var(--color-ink-dim);padding:8px 10px;border-bottom:2px solid var(--color-border);}
table.doc-table td{padding:12px 10px;border-bottom:1px solid var(--color-border);vertical-align:top;}
.doc-status{
  display:inline-block;font-size:11px;font-weight:700;padding:4px 10px;border-radius:100px;white-space:nowrap;
  background:var(--color-bg-alt);color:var(--color-ink-dim);border:1px solid var(--color-border);
}

.chip-list{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  display:inline-flex;align-items:center;font-size:12.5px;font-weight:700;color:var(--color-navy);
  background:var(--color-sand-pale);border:1px solid var(--color-sand);padding:6px 12px;border-radius:100px;
}

.permalink-box{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:16px;background:var(--color-bg-alt);
  border:1px solid var(--color-border);border-radius:10px;padding:10px 14px;font-size:12.5px;color:var(--color-ink-dim);
}
.permalink-box code{font-size:12px;color:var(--color-navy);word-break:break-all;}

.sheet-disclaimer{
  margin-top:40px;font-size:12.5px;color:var(--color-ink-dim);background:var(--color-bg-alt);
  border:1px solid var(--color-border);border-radius:10px;padding:16px 18px;
}

.divider{border:none;height:1px;background:var(--color-border);margin:36px 0;}

/* ---------- Aplicaciones ---------- */
.application-grid{display:grid;gap:22px;grid-template-columns:1fr;}
@media(min-width:768px){.application-grid{grid-template-columns:repeat(2,1fr);}}
.application-card{
  background:#fff;border:1.5px solid var(--color-border);border-radius:var(--radius-md);padding:26px;
}
.application-card i{color:var(--color-teal);font-size:22px;margin-bottom:14px;display:block;}
.application-card h3{font-size:17px;margin-bottom:10px;}
.application-card p{font-size:13.5px;color:var(--color-ink-dim);}
.note-box{
  margin-top:30px;background:var(--color-sand-pale);border:1.5px solid var(--color-sand);border-radius:var(--radius-md);
  padding:22px 26px;
}
.note-box h4{font-size:15px;margin-bottom:8px;color:var(--color-navy);}
.note-box p{font-size:13.5px;color:var(--color-ink);}

/* ---------- Información técnica ---------- */
.definition-grid{display:grid;gap:18px;grid-template-columns:1fr;margin-top:8px;}
@media(min-width:768px){.definition-grid{grid-template-columns:repeat(2,1fr);}}
.definition-card{
  background:#fff;border:1.5px solid var(--color-border);border-left:4px solid var(--color-teal);
  border-radius:var(--radius-md);padding:22px;
}
.definition-card h3{font-size:15.5px;margin-bottom:8px;}
.definition-card p{font-size:13.5px;color:var(--color-ink-dim);}
.doc-simple-list{display:flex;flex-direction:column;gap:10px;margin-top:16px;}
.doc-simple-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--color-ink);list-style:none;}
.doc-simple-list i{color:var(--color-teal);margin-top:3px;flex-shrink:0;}

/* ---------- Ecosistema ----------
   Cada marca conserva su archivo oficial sin deformar
   (object-fit:contain, sin filtros de inversión de color).
   Como ALLIANCE / Energy Alliance / Alliance Minería usan
   texto oscuro sobre fondo transparente y Oil & Gas Alliance
   usa texto blanco sobre fondo transparente, cada logo recibe
   una "placa" de contraste (clara u oscura) apropiada para el
   fondo de la sección donde aparece — nunca un invert global. */
.ecosystem-strip{
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:22px;
}
@media(min-width:560px){.ecosystem-strip{grid-template-columns:repeat(4,1fr);gap:18px;}}
.ecosystem-logo-item{display:flex;}
.eco-logo-box{
  display:flex;align-items:center;justify-content:center;width:100%;
  height:76px;border-radius:12px;padding:14px 18px;transition:transform .15s ease;
}
.eco-logo-box img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block;}
.eco-logo-box.plate-light{background:#fff;}
.eco-logo-box.plate-dark{background:rgba(0,0,0,0.28);border:1px solid rgba(255,255,255,0.16);}
.ecosystem-logo-item:hover .eco-logo-box{transform:translateY(-2px);}

.ecosystem-grid-light{display:grid;gap:20px;grid-template-columns:repeat(2,1fr);margin-top:26px;}
@media(max-width:479px){.ecosystem-grid-light{grid-template-columns:1fr;}}
.ecosystem-card-light{
  background:#fff;border:1.5px solid var(--color-border);border-radius:var(--radius-md);padding:24px;
  display:flex;align-items:center;gap:18px;
}
.ecosystem-card-light .eco-logo-box{width:96px;height:60px;flex-shrink:0;padding:8px 10px;border-radius:10px;}
.ecosystem-card-light-body h4{font-size:14.5px;margin-bottom:4px;}
.ecosystem-card-light-body p{font-size:12.5px;color:var(--color-ink-dim);}
.ecosystem-card-light-body .mining-descriptor{font-size:11.5px;font-weight:700;color:var(--color-teal);text-transform:uppercase;letter-spacing:0.04em;display:block;margin-bottom:3px;}
.ecosystem-strip .mining-descriptor{font-size:11px;font-weight:700;color:#9ee6d8;text-transform:uppercase;letter-spacing:0.04em;display:block;text-align:center;}

/* ---------- Formulario ---------- */
.req-builder{display:grid;gap:36px;}
@media(min-width:1024px){.req-builder{grid-template-columns:1fr;}}
.form-section-title{font-size:15px;font-weight:800;color:var(--color-navy);margin:28px 0 16px;text-transform:uppercase;letter-spacing:0.04em;}
.form-section-title:first-child{margin-top:0;}
.form-grid{display:grid;gap:18px;grid-template-columns:1fr;}
@media(min-width:640px){.form-grid{grid-template-columns:repeat(2,1fr);}}
.form-field{display:flex;flex-direction:column;gap:6px;}
.form-field.full{grid-column:1/-1;}
.form-field label{font-size:13px;font-weight:700;color:var(--color-navy);}
.form-field label .optional-tag{font-weight:500;color:var(--color-ink-dim);text-transform:none;font-size:12px;}
.form-field input,.form-field select,.form-field textarea{
  border:1.5px solid var(--color-border);border-radius:8px;padding:11px 13px;font-size:14px;font-family:inherit;
  color:var(--color-ink);background:#fff;outline:none;transition:border-color .15s ease;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--color-teal);}
.form-field textarea{min-height:96px;resize:vertical;}
.form-field .hint{font-size:11.5px;color:var(--color-ink-dim);}
.radio-row{display:flex;gap:18px;align-items:center;padding-top:4px;}
.radio-row label{display:flex;align-items:center;gap:6px;font-weight:600;font-size:13.5px;color:var(--color-ink);}

.selected-product-box{margin-top:0;margin-bottom:26px;}
.selected-product-empty{
  display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--color-ink-dim);
  background:var(--color-bg-alt);border:1px dashed var(--color-border);padding:12px 14px;border-radius:10px;
}
.selected-product-empty i{color:var(--color-teal);flex-shrink:0;}
.selected-product-box.has-selection{
  background:var(--color-sand-pale);border:1.5px solid var(--color-sand);border-radius:var(--radius-md);padding:16px 18px;
}
.selected-product-head{display:flex;align-items:center;gap:8px;font-size:11.5px;font-weight:800;text-transform:uppercase;letter-spacing:0.04em;color:var(--color-teal);margin-bottom:10px;}
.sp-row{display:flex;justify-content:space-between;gap:12px;font-size:13px;flex-wrap:wrap;}
.sp-k{color:var(--color-ink-dim);font-weight:600;}
.sp-v{color:var(--color-navy);font-weight:700;text-align:right;}
.clear-selection-btn{margin-top:12px;}

.frac-fields-wrap{
  margin-top:22px;background:var(--color-bg-alt);border:1px dashed var(--color-border);border-radius:var(--radius-md);
  padding:20px;
}

.req-form-error{
  display:none;margin-top:16px;font-size:12.5px;color:#a13a3a;
  background:#fdeceb;border:1px solid #f3c8c4;padding:10px 14px;border-radius:8px;
}

.req-summary{margin-top:8px;background:var(--color-bg-alt);border:1.5px solid var(--color-border);border-radius:var(--radius-md);padding:26px;}
.req-summary h3{font-size:17px;margin-bottom:14px;}
.req-summary pre{
  white-space:pre-wrap;font-family:'SFMono-Regular',Consolas,monospace;font-size:12.5px;line-height:1.6;
  background:#fff;border:1px solid var(--color-border);border-radius:10px;padding:16px 18px;color:var(--color-ink);
  max-height:420px;overflow-y:auto;
}
.req-actions-primary{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:18px;}
.copy-feedback{font-size:12.5px;font-weight:700;color:var(--color-ok);display:none;}
.copy-feedback.is-visible{display:inline;}
.req-whatsapp-too-long{font-size:12px;color:var(--color-warn);margin-top:10px;}
.req-email-line{font-size:13px;color:var(--color-ink-dim);margin-top:14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.req-email-address{color:var(--color-teal);font-weight:700;}
.req-email-copy-btn{border:none;background:none;cursor:pointer;color:var(--color-ink-dim);padding:4px;}
.req-whatsapp-line{font-size:13px;color:var(--color-ink-dim);margin-top:8px;display:flex;align-items:center;gap:8px;}
.req-whatsapp-number{font-weight:700;color:var(--color-navy);}
.req-stale-banner{
  display:none;align-items:center;gap:10px;margin-bottom:14px;font-size:12.5px;font-weight:700;
  color:var(--color-warn);background:#fdf2e2;border:1px solid #f0dcb4;padding:10px 14px;border-radius:8px;
}
.req-not-sent-note{font-size:12px;color:var(--color-ink-dim);margin-top:16px;background:#fff;border:1px solid var(--color-border);border-radius:8px;padding:10px 14px;}
.btn-copy-fail{background:#fdf2e2!important;border-color:#f0dcb4!important;color:var(--color-warn)!important;}

/* ---------- Contacto ---------- */
.contact-grid{display:grid;gap:22px;grid-template-columns:1fr;margin-top:8px;}
@media(min-width:640px){.contact-grid{grid-template-columns:repeat(2,1fr);}}
.contact-card{
  background:#fff;border:1.5px solid var(--color-border);border-radius:var(--radius-md);padding:26px;
  display:flex;align-items:flex-start;gap:16px;
}
.contact-card i{color:var(--color-teal);font-size:22px;margin-top:2px;}
.contact-card h3{font-size:15.5px;margin-bottom:6px;}
.contact-card a{color:var(--color-navy);font-weight:700;font-size:15px;}

/* ---------- Legal / texto largo ---------- */
.legal-content{max-width:760px;}
.legal-content h2{font-size:24px;margin-top:32px;margin-bottom:12px;}
.legal-content h2:first-child{margin-top:0;}
.legal-content p{color:var(--color-ink-dim);font-size:14.5px;margin-bottom:14px;}
.legal-content ul{margin-bottom:14px;padding-left:20px;}
.legal-content li{color:var(--color-ink-dim);font-size:14.5px;margin-bottom:8px;list-style:disc;}
.legal-updated{font-size:12.5px;color:var(--color-ink-dim);margin-bottom:30px;}

/* ---------- Footer ----------
   IMPORTANTE: nunca usar el shorthand "padding:Xpx 0 Ypx" sobre
   un elemento que ya combina la clase .wrap — el 0 lateral pisa el
   padding-left/right de .wrap por venir después en la hoja, y eso
   fue la causa raíz del margen inconsistente del footer en móvil.
   Aquí solo se fija padding-top/padding-bottom. */
#site-footer{background:var(--color-navy-dark);color:#c7cddc;overflow-x:hidden;}
.footer-top{padding-top:36px;padding-bottom:8px;}
.footer-grid{display:grid;gap:28px;grid-template-columns:1fr;}
@media(min-width:640px){.footer-grid{grid-template-columns:1.3fr 1fr 1fr 1fr;gap:24px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap;}
.footer-brand-mark{display:inline-flex;align-items:center;background:#fff;border-radius:8px;padding:6px 10px;}
.footer-brand img{height:20px;width:auto;display:block;}
.footer-brand span{font-weight:800;color:#fff;font-size:14px;padding-left:10px;margin-left:2px;border-left:1.5px solid rgba(255,255,255,0.25);}
.footer-tagline{font-size:12.5px;color:#9aa4bf;max-width:280px;line-height:1.6;}
.footer-col h4{color:#fff;font-size:13px;margin-bottom:10px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:0;list-style:none;}
.footer-col li{list-style:none;}
.footer-col a{font-size:13px;color:#c7cddc;display:inline-flex;align-items:center;padding:6px 0;min-height:24px;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.1);padding:18px 0 28px;font-size:12px;color:#8b95b0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
}

/* ---------- Misc ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--color-navy);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;}
.skip-link:focus{left:0;}
:focus-visible{outline:3px solid var(--color-teal);outline-offset:2px;}

.page-hero{padding:44px 0 8px;background:var(--color-sand-pale);}
.page-hero .eyebrow{margin-bottom:10px;}
.page-hero h1{font-size:28px;}
@media(min-width:768px){.page-hero h1{font-size:34px;}}
.page-hero p{margin-top:12px;color:var(--color-ink-dim);font-size:15px;max-width:640px;}

/* ---------- Bloque de propuesta de valor ---------- */
.value-block{padding:36px 0;}
.value-heading{font-size:22px;line-height:1.3;max-width:760px;margin-bottom:26px;color:var(--color-navy);}
@media(min-width:768px){.value-heading{font-size:26px;}}
.value-benefits{display:grid;gap:18px;grid-template-columns:1fr;}
@media(min-width:768px){.value-benefits{grid-template-columns:repeat(3,1fr);}}
.value-benefit{
  display:flex;gap:12px;align-items:flex-start;background:#fff;border:1.5px solid var(--color-border);
  border-radius:var(--radius-md);padding:18px 20px;
}
.value-benefit i{color:var(--color-teal);font-size:18px;margin-top:2px;flex-shrink:0;}
.value-benefit h4{font-size:14.5px;margin-bottom:4px;}
.value-benefit p{font-size:13px;color:var(--color-ink-dim);}

/* ---------- Aplicaciones rápidas (portada) ---------- */
.applications-quick{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px;}
.application-quick-chip{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;color:var(--color-navy);
  background:#fff;border:1.5px solid var(--color-border);border-radius:100px;padding:10px 16px;
  transition:border-color .15s ease,color .15s ease;
}
.application-quick-chip:hover{border-color:var(--color-teal);color:var(--color-teal);}
.application-quick-chip i{color:var(--color-teal);}
.applications-quick-viewall{margin-top:16px;display:inline-flex;font-size:13px;font-weight:700;color:var(--color-teal);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:10px;margin-top:8px;max-width:760px;}
.faq-item{background:#fff;border:1.5px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;}
.faq-item summary{
  cursor:pointer;padding:16px 20px;font-weight:700;font-size:14.5px;color:var(--color-navy);
  display:flex;align-items:center;justify-content:space-between;gap:10px;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .faq-caret{color:var(--color-teal);transition:transform .2s ease;flex-shrink:0;}
.faq-item[open] summary .faq-caret{transform:rotate(180deg);}
.faq-item-body{padding:0 20px 18px;font-size:13.5px;color:var(--color-ink-dim);}

/* ---------- Nota de equivalencia del catálogo ---------- */
.catalog-note{font-size:12.5px;color:var(--color-ink-dim);margin-top:14px;max-width:640px;}

/* ---------- Ficha de producto: sección primaria simplificada ---------- */
.sheet-presentations-inline{margin-top:18px;display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.sheet-presentations-label{font-size:12.5px;font-weight:700;color:var(--color-ink-dim);}
.sheet-presentations-note{font-size:11.5px;color:var(--color-ink-dim);font-style:italic;}
.sheet-single-disclaimer{
  margin-top:20px;font-size:12.5px;color:var(--color-ink-dim);background:var(--color-bg-alt);
  border-left:3px solid var(--color-sand);border-radius:8px;padding:12px 16px;max-width:520px;
}
.sheet-share-btn{position:relative;}

/* ---------- Ficha de producto: desplegables ---------- */
.sheet-accordions{margin-top:40px;display:flex;flex-direction:column;gap:12px;}
.sheet-accordion{background:#fff;border:1.5px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;}
.sheet-accordion summary{
  cursor:pointer;padding:18px 22px;font-weight:800;font-size:15.5px;color:var(--color-navy);
  display:flex;align-items:center;gap:10px;list-style:none;
}
.sheet-accordion summary::-webkit-details-marker{display:none;}
.sheet-accordion summary .accordion-caret{margin-left:auto;color:var(--color-teal);transition:transform .2s ease;}
.sheet-accordion[open] summary .accordion-caret{transform:rotate(180deg);}
.sheet-accordion-body{padding:0 22px 22px;}
.accordion-intro-note{font-size:13px;color:var(--color-ink-dim);margin-bottom:14px;}
.accordion-scope-link{display:inline-flex;align-items:center;gap:8px;margin-top:12px;font-size:13px;font-weight:700;color:var(--color-teal);}

/* ---------- Formulario: sección avanzada plegable ---------- */
.form-advanced-toggle{
  display:flex;align-items:center;gap:10px;cursor:pointer;font-size:14px;font-weight:700;color:var(--color-teal);
  padding:14px 0;border-top:1px dashed var(--color-border);margin-top:8px;
}
.form-advanced-toggle i{transition:transform .2s ease;}
.form-advanced.is-open .form-advanced-toggle i{transform:rotate(180deg);}
.form-advanced-body{display:none;}
.form-advanced.is-open .form-advanced-body{display:block;}

.form-privacy-line{font-size:12.5px;color:var(--color-ink-dim);margin-top:16px;}
.form-privacy-line a{color:var(--color-teal);font-weight:700;}

/* ---------- Datos corporativos (contacto) ---------- */
.legal-info-card{
  margin-top:30px;background:var(--color-bg-alt);border:1.5px solid var(--color-border);border-radius:var(--radius-md);
  padding:24px 26px;max-width:640px;
}
.legal-info-card h3{font-size:15px;margin-bottom:14px;}
.legal-info-row{display:flex;flex-direction:column;gap:2px;margin-bottom:12px;font-size:13.5px;}
.legal-info-row .k{font-weight:700;color:var(--color-navy);}
.legal-info-row .v{color:var(--color-ink-dim);}