/* ============================================================
   Central Lead — sistema de diseño
   Carbón / Hueso como estructura. Mostaza / Magenta como acento.
   ============================================================ */

:root{
  --carbon:#1A1A1A;
  --hueso:#FAFAF7;
  --mostaza:#F2A73B;
  --magenta:#C0316E;
  --linea: rgba(26,26,26,.14);
  --maxw: 1180px;
  --pad: clamp(20px, 5vw, 64px);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--hueso);
  color:var(--carbon);
  font-family:Arial, Helvetica, "Liberation Sans", sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,.cl-eyebrow,.cl-logo{
  font-family:'Poppins', Arial, sans-serif;
}

h1,h2,h3{
  margin:0 0 .5em;
  font-weight:600;
  letter-spacing:-.01em;
}
h1{font-size:clamp(2.2rem,4.4vw,3.4rem); font-weight:700; line-height:1.08;}
h2{font-size:clamp(1.6rem,3vw,2.2rem); line-height:1.15;}
h3{font-size:1.15rem;}
p{margin:0 0 1em; max-width:62ch;}
a{color:var(--carbon);}
ul{padding-left:1.1em;}

.container{max-width:var(--maxw); margin:0 auto; padding:0 var(--pad);}

/* ---------- header ---------- */
.cl-header{
  position:sticky; top:0; z-index:50;
  background:var(--hueso);
  border-bottom:1px solid var(--linea);
}
.cl-header .container{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:18px; padding-bottom:18px;
}
.cl-logo{
  display:inline-flex; align-items:center;
  text-decoration:none; color:var(--carbon);
}
.cl-logo svg{width:92px; height:40px; display:block;}
.cl-logo.on-dark{color:var(--hueso);}

/* ---------- texture / bleed tabs ---------- */
.wave-bg{
  position:absolute; inset:0;
  background-image:url("assets/wave-texture.svg");
  background-repeat:repeat; background-size:520px auto;
  pointer-events:none;
}
.edge-tab{position:absolute; z-index:1; pointer-events:none;}
.edge-tab.tr{top:0; right:0; width:64px; height:120px; background:var(--magenta);}
.edge-tab.bl{bottom:0; left:0; width:64px; height:90px; background:var(--mostaza);}

/* ---------- duotone photography ---------- */
.duotone{position:relative; overflow:hidden;}
.duotone img{display:block; width:100%; height:100%; object-fit:cover; filter:grayscale(1) contrast(1.05) brightness(1.02);}
.duotone::after{
  content:""; position:absolute; inset:0;
  mix-blend-mode:color;
}
.duotone.mostaza::after{background:linear-gradient(135deg, var(--carbon), var(--mostaza));}
.duotone.magenta::after{background:linear-gradient(135deg, var(--carbon), var(--magenta));}
.cl-nav{display:flex; gap:28px; align-items:center;}
.cl-nav a{
  text-decoration:none; font-size:.95rem; color:var(--carbon);
  border-bottom:2px solid transparent; padding-bottom:2px;
}
.cl-nav a:hover{border-color:var(--mostaza);}
.cl-nav-toggle{display:none;}

.btn{
  display:inline-block;
  padding:13px 26px;
  font-weight:700;
  text-decoration:none;
  border:2px solid var(--carbon);
  font-size:.95rem;
}
.btn-primary{background:var(--carbon); color:var(--hueso);}
.btn-primary:hover{background:var(--mostaza); border-color:var(--mostaza); color:var(--carbon);}
.btn-ghost{background:transparent; color:var(--carbon);}
.btn-ghost:hover{border-color:var(--mostaza);}
.cl-cta-row{display:flex; gap:14px; flex-wrap:wrap; margin-top:28px;}

/* ---------- eyebrow / bracket frame ---------- */
.cl-eyebrow{
  font-weight:700; font-size:.85rem; color:var(--carbon);
  display:inline-block; margin-bottom:14px;
}
.bracket-frame{
  border-left:4px solid var(--carbon);
  border-bottom:4px solid var(--carbon);
  padding:34px clamp(20px,4vw,48px) 40px 28px;
}

/* ---------- hero ---------- */
.hero{padding:0; position:relative; overflow:hidden;}
.hero-grid{
  display:grid; grid-template-columns:1.05fr .95fr; align-items:stretch;
  min-height:560px;
}
.hero-copy{
  padding:76px clamp(20px,5vw,64px) 60px; display:flex; flex-direction:column; justify-content:center;
  position:relative; z-index:2;
}
.hero-inner{max-width:620px;}
.hero p.lead{font-size:1.15rem; max-width:52ch;}
.hero-photo{position:relative; min-height:320px;}
.hero-photo .duotone{position:absolute; inset:0;}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-photo{min-height:260px; order:-1;}
  .hero-copy{padding-top:44px;}
}

/* ---------- section shell ---------- */
section{padding:72px 0;}
.section-tight{padding:48px 0;}
.section-border-top{border-top:1px solid var(--linea);}
.section-dark{background:var(--carbon); color:var(--hueso);}
.section-dark h2, .section-dark h3{color:var(--hueso);}
.section-dark .bracket-frame{border-color:var(--hueso);}
.section-dark p{color:rgba(250,250,247,.82);}

.section-head{max-width:640px; margin-bottom:44px;}

/* ---------- problema ---------- */
.problema-block{
  display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:start;
}
.problema-block .old, .problema-block .new{padding:0;}
.problema-block .old{border-right:1px solid var(--linea); padding-right:40px;}
.problema-block .new{padding-left:0;}

/* ---------- problema: 4 tarjetas ---------- */
.problem-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:1px; background:var(--linea); border:1px solid var(--linea); margin-top:36px;
}
.problem-card{background:var(--hueso); padding:30px 24px;}
.problem-card .num{
  display:inline-flex; align-items:center; justify-content:center;
  width:34px; height:34px; border-radius:50%; color:var(--hueso);
  font-family:'Poppins',Arial,sans-serif; font-weight:700; font-size:.95rem;
  margin-bottom:16px;
}
.problem-card:nth-child(odd) .num{background:var(--mostaza);}
.problem-card:nth-child(even) .num{background:var(--magenta);}
.problem-card h3{font-size:1.05rem; margin-bottom:8px;}
.problem-card p{font-size:.92rem; margin-bottom:0;}

/* ---------- metodología (7 pasos) ---------- */
.metodo-row{
  display:flex; flex-wrap:wrap; gap:0; margin-top:40px; counter-reset:step;
}
.metodo-step{
  flex:1 1 110px; text-align:center; padding:0 6px; position:relative;
}
.metodo-step .circle{
  width:52px; height:52px; border-radius:50%; background:var(--carbon); color:var(--hueso);
  display:flex; align-items:center; justify-content:center; margin:0 auto 10px;
  font-family:'Poppins',Arial,sans-serif; font-weight:700;
}
.metodo-step.final .circle{background:var(--magenta);}
.metodo-step span.label{font-size:.85rem; font-weight:700; font-family:'Poppins',Arial,sans-serif;}

/* ---------- cómo lo entregamos: dos modalidades ---------- */
.modos-grid{display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--linea); border:1px solid var(--linea); margin-top:20px;}
.modo-card{background:var(--hueso); padding:36px 30px;}
.modo-card .dot{
  display:inline-block; width:10px; height:10px; border-radius:50%; margin-right:8px;
}
.modo-card:first-child .dot{background:var(--mostaza);}
.modo-card:last-child .dot{background:var(--magenta);}
.modo-card h3{display:flex; align-items:center; font-size:1.2rem;}
.modo-card ul{list-style:none; padding:0; margin:16px 0 0;}
.modo-card li{position:relative; padding-left:24px; margin-bottom:12px; font-size:.95rem;}
.modo-card li::before{content:"✓"; position:absolute; left:0; font-weight:700; color:var(--magenta);}
.modos-note{font-style:italic; margin-top:24px; font-size:1rem;}

/* ---------- galería de plataforma ---------- */
.gallery-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:28px; margin-top:36px;}
.gallery-item{border:1px solid var(--linea);}
.gallery-item img{display:block; width:100%; height:auto; border-bottom:1px solid var(--linea);}
.gallery-item .cap{padding:14px 16px; font-family:'Poppins',Arial,sans-serif; font-weight:600; font-size:.9rem;}

/* ---------- cierre ---------- */
.cierre-grid{display:grid; grid-template-columns:1fr 1fr; min-height:420px;}
.cierre-copy{padding:64px clamp(20px,5vw,56px); display:flex; flex-direction:column; justify-content:center;}
.cierre-copy .tag{
  display:inline-block; background:var(--mostaza); color:var(--carbon);
  padding:14px 20px; font-weight:700; font-size:1.4rem; font-family:'Poppins',Arial,sans-serif;
  margin-bottom:22px; max-width:min-content; white-space:nowrap;
}
.cierre-photo{position:relative; min-height:280px;}
.cierre-photo .duotone{position:absolute; inset:0;}

@media (max-width:820px){
  .modos-grid{grid-template-columns:1fr;}
  .cierre-grid{grid-template-columns:1fr;}
  .metodo-row{justify-content:center;}
  .cierre-copy .tag{white-space:normal;}
}

/* ---------- producto grid ---------- */
.product-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:1px; background:var(--linea);
  border:1px solid var(--linea);
}
.product-card{
  background:var(--hueso); padding:32px 26px; position:relative;
}
.product-card .num{
  font-family:'Poppins',Arial,sans-serif; font-weight:700;
  font-size:.85rem; color:var(--magenta); display:block; margin-bottom:14px;
}
.product-card h3{margin-bottom:10px;}
.product-card p{font-size:.95rem;}
.product-card ul{list-style:none; padding:0; margin:14px 0 0;}
.product-card li{position:relative; padding-left:20px; margin-bottom:9px; font-size:.9rem;}
.product-card li::before{content:"✓"; position:absolute; left:0; font-weight:700; color:var(--mostaza);}

/* ---------- seguridad ---------- */
.seg-list{list-style:none; padding:0; margin:0; display:grid; grid-template-columns:1fr 1fr; gap:18px 40px;}
.seg-list li{
  border-bottom:1px solid rgba(250,250,247,.2);
  padding-bottom:14px; font-weight:600;
}

/* ---------- integraciones ---------- */
.integ-row{
  display:flex; flex-wrap:wrap; gap:12px; margin-top:8px;
}
.integ-chip{
  border:1px solid var(--carbon); padding:10px 18px;
  font-family:'Poppins',Arial,sans-serif; font-weight:600; font-size:.9rem;
}

/* ---------- casos ---------- */
.casos-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:28px;}
.caso-card{border-top:3px solid var(--mostaza); padding-top:18px;}
.caso-card.magenta{border-top-color:var(--magenta);}
.caso-card .estado{
  display:inline-block; font-size:.8rem; font-weight:700;
  text-transform:none; color:var(--carbon); opacity:.7; margin-bottom:6px;
}

/* ---------- contacto / forms ---------- */
.contacto-grid{display:grid; grid-template-columns:1fr 1fr; gap:56px;}
.field{margin-bottom:18px;}
.field label{display:block; font-weight:700; font-size:.9rem; margin-bottom:6px;}
.field input, .field select, .field textarea{
  width:100%; padding:12px 14px; border:1px solid var(--carbon);
  background:var(--hueso); font-family:inherit; font-size:1rem; color:var(--carbon);
}
.field textarea{min-height:110px; resize:vertical;}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:3px solid var(--mostaza); outline-offset:1px;
}
.form-note{font-size:.85rem; opacity:.75; margin-top:6px;}

/* ---------- footer ---------- */
.cl-footer{border-top:1px solid var(--linea); padding:48px 0 32px;}
.footer-grid{display:flex; justify-content:space-between; flex-wrap:wrap; gap:32px;}
.footer-links{display:flex; gap:22px; flex-wrap:wrap;}
.footer-links a{font-size:.9rem; text-decoration:none; opacity:.8;}
.footer-links a:hover{opacity:1; border-bottom:1px solid var(--magenta);}
.footer-bottom{
  margin-top:36px; padding-top:20px; border-top:1px solid var(--linea);
  font-size:.82rem; opacity:.65;
}

/* ---------- legal pages ---------- */
.legal-hero{padding:56px 0 32px; border-bottom:1px solid var(--linea);}
.legal-body{padding:48px 0 80px; max-width:760px;}
.legal-body h2{margin-top:2em; font-size:1.3rem;}
.legal-body h2:first-child{margin-top:0;}
.legal-body p, .legal-body li{color:rgba(26,26,26,.85); font-size:.98rem;}
.legal-updated{font-size:.85rem; opacity:.65; margin-bottom:0;}

@media (max-width:820px){
  .cl-nav{
    position:fixed; inset:64px 0 0 0; background:var(--hueso);
    flex-direction:column; align-items:flex-start; gap:0; padding:20px var(--pad);
    transform:translateX(100%); transition:transform .2s ease; overflow-y:auto;
  }
  .cl-nav a{width:100%; padding:14px 0; border-bottom:1px solid var(--linea);}
  .cl-nav.open{transform:translateX(0);}
  .cl-nav-toggle{
    display:inline-flex; align-items:center; justify-content:center;
    width:40px; height:40px; border:2px solid var(--carbon); background:none;
    font-family:'Poppins',Arial,sans-serif; font-weight:700; cursor:pointer;
  }
  .problema-block{grid-template-columns:1fr;}
  .problema-block .old{border-right:none; border-bottom:1px solid var(--linea); padding-right:0; padding-bottom:28px; margin-bottom:28px;}
  .seg-list{grid-template-columns:1fr;}
  .contacto-grid{grid-template-columns:1fr;}
}

/* Interacción y accesibilidad */
.bot-field { position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }
.form-status { min-height:1.5em; margin-top:12px; font-weight:600; }
button:disabled { opacity:.55; cursor:wait; }
.gallery-item { cursor:zoom-in; }
.gallery-item:focus-visible, .gallery-close:focus-visible, .gallery-controls button:focus-visible { outline:3px solid #a70866; outline-offset:4px; }
.gallery-dialog { max-width:min(1100px,94vw); max-height:90vh; padding:20px; border:0; border-radius:12px; background:#fff; color:#191919; box-shadow:0 24px 80px #0007; }
.gallery-dialog::backdrop { background:#080808c9; }
.gallery-dialog img { display:block; max-width:100%; max-height:68vh; object-fit:contain; margin:auto; }
.gallery-dialog p { text-align:center; font-weight:700; }
.gallery-close { position:absolute; top:8px; right:12px; border:0; background:#fff; font-size:2rem; cursor:pointer; }
.gallery-controls { display:flex; justify-content:space-between; gap:15px; }
.gallery-controls button { border:1px solid #333; border-radius:4px; padding:9px 18px; background:#fff; cursor:pointer; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior:auto !important; animation-duration:.01ms !important; transition-duration:.01ms !important; } }
/* Encuadre del hero: maqueta, materiales y mano; rostro fuera del área visible. */
.hero-photo .duotone img { object-position:left bottom; transform:scale(1.9); transform-origin:left bottom; }
@media (max-width:900px) { .hero-photo .duotone img { transform:scale(2.15); } }