/* =========================================================
   precios.ingsliberato.com
   Misma paleta del logotipo de Ingenieros Liberato & Asociados:
   navy #254D76 · azul #78A8FF · azul claro #B1D3FF
   Hoja autocontenida: el subdominio se publica por separado.
   ========================================================= */

:root{
  --navy-900:#0b1f38;
  --navy-800:#0d2440;
  --navy-700:#173a5e;
  --navy:#254d76;
  --navy-400:#4a7bad;
  --blue:#78a8ff;
  --blue-300:#9dc0ff;
  --blue-200:#b1d3ff;
  --blue-50:#eef4ff;

  --ink:#12233a;
  --ink-soft:#4b5f77;
  --ink-mute:#748699;
  --line:#dfe6ef;
  --bg:#ffffff;
  --bg-tint:#f5f8fc;

  --accent:#f0a03c;
  --accent-soft:#fff4e4;
  --green:#1faf54;
  --green-soft:#e8f7ee;

  --shell:1240px;
  --r-sm:6px;
  --r:12px;
  --r-lg:20px;

  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow-sm:0 1px 2px rgba(13,36,64,.06), 0 4px 12px rgba(13,36,64,.05);
  --shadow:0 12px 32px -12px rgba(13,36,64,.22);
  --shadow-lg:0 30px 70px -30px rgba(13,36,64,.42);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16.5px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:Jost,"Century Gothic",Futura,sans-serif;font-weight:600;line-height:1.14;letter-spacing:-.015em;margin:0;text-wrap:balance}
p{margin:0 0 1.05em}
ul{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--navy);color:#fff;padding:.7rem 1.2rem;border-radius:0 0 var(--r-sm) 0}
.skip-link:focus{left:0}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:3px}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- layout ---------- */
.shell{width:min(100% - 2.5rem, var(--shell));margin-inline:auto}
.section{padding:clamp(3rem,6vw,5.5rem) 0;position:relative}
.section-tint{background:var(--bg-tint)}
.section-head{max-width:62ch;margin-bottom:clamp(1.8rem,4vw,3rem)}
.section-title{font-size:clamp(1.7rem,3.2vw,2.6rem)}
.section-sub{margin-top:.9rem;color:var(--ink-soft);font-size:1.03rem;max-width:60ch}
.eyebrow{font-family:Jost,sans-serif;font-size:.76rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--navy-400);margin:0 0 .8rem}

/* ---------- botones ---------- */
.btn{
  --btn-bg:var(--navy);
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.68rem 1.25rem;background:var(--btn-bg);color:#fff;
  border:1px solid transparent;border-radius:var(--r-sm);
  font-family:Jost,sans-serif;font-size:.95rem;font-weight:500;
  text-decoration:none;cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn:active{transform:translateY(0)}
.btn-primary:hover{--btn-bg:var(--navy-700)}
.btn-lg{padding:.9rem 1.6rem;font-size:1rem}
.btn-block{width:100%}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--navy)}
.btn-ghost:hover{background:var(--blue-50);border-color:var(--blue-200)}
.btn-dark-ghost{background:transparent;border-color:rgba(255,255,255,.34);color:#fff}
.btn-dark-ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.6)}
.btn-wa{background:var(--green)}
.btn-wa:hover{background:#189446}
.btn-wa svg{width:19px;height:19px}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1.25rem;min-height:72px}
.brand{display:flex;align-items:center;gap:.7rem;flex-shrink:0;text-decoration:none}
.brand img{width:auto;height:34px}
.brand-tag{
  font-family:Jost,sans-serif;font-size:.7rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--navy-400);border-left:1px solid var(--line);padding-left:.7rem;line-height:1.25;
}
.nav{display:flex;align-items:center;gap:1.6rem}
.nav-list{display:flex;gap:1.5rem}
.nav-list a{position:relative;font-family:Jost,sans-serif;font-size:.94rem;font-weight:500;color:var(--ink-soft);text-decoration:none;transition:color .2s var(--ease)}
.nav-list a::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--blue);transition:right .28s var(--ease)}
.nav-list a:hover,.nav-list a[aria-current="page"]{color:var(--navy)}
.nav-list a:hover::after,.nav-list a[aria-current="page"]::after{right:0}
.nav-cta{padding:.55rem 1.05rem;font-size:.9rem}
.nav-toggle{display:none;width:44px;height:44px;background:none;border:1px solid var(--line);border-radius:var(--r-sm);cursor:pointer;padding:0;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{width:19px;height:2px;background:var(--navy);border-radius:2px;transition:transform .25s var(--ease),opacity .2s var(--ease)}
.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)}

@media (max-width:1000px){
  .nav-toggle{display:flex}
  .nav{
    position:fixed;inset:72px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:1rem 1.25rem 1.5rem;box-shadow:var(--shadow);
    transform:translateY(-8px);opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
    max-height:calc(100dvh - 72px);overflow-y:auto;
  }
  .nav.is-open{transform:none;opacity:1;visibility:visible;pointer-events:auto}
  .nav-list{flex-direction:column;gap:0}
  .nav-list a{display:block;padding:.85rem .25rem;font-size:1.03rem;border-bottom:1px solid var(--line)}
  .nav-list a::after{display:none}
  .nav-cta{margin-top:1rem;width:100%}
  .brand-tag{display:none}
}

/* ---------- franja del modelo de negocio ----------
   Una línea bajo la cabecera: visible siempre al entrar, pero se
   va con el scroll y no compite con el contenido. */
.franja-negocio{
  background:linear-gradient(90deg,var(--navy-900),var(--navy-700));
  color:rgba(233,241,252,.92);
  /* Línea inferior para que se separe del hero, que también es azul oscuro. */
  box-shadow:inset 0 -1px 0 rgba(120,168,255,.28);
}
.franja-negocio-inner{
  display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap;
  padding:.62rem 0;
}
.franja-negocio p{margin:0;font-size:.94rem;line-height:1.4}
.franja-negocio strong{color:#fff;font-weight:600}
.franja-cta{
  --btn-bg:var(--blue);
  color:var(--navy-900);font-weight:600;
  padding:.34rem .95rem;font-size:.87rem;border-radius:100px;
}
.franja-cta:hover{--btn-bg:var(--blue-200)}
@media (max-width:560px){
  .franja-negocio-inner{gap:.6rem;padding:.7rem 0}
  .franja-negocio p{font-size:.88rem;text-align:center}
}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position:relative;background:linear-gradient(165deg,var(--navy-900) 0%,var(--navy-800) 45%,var(--navy-700) 100%);
  color:#fff;padding:clamp(3rem,7vw,5.5rem) 0 clamp(2.5rem,5vw,4rem);overflow:hidden;isolation:isolate;
}
.hero-bg{position:absolute;inset:0;z-index:-1}
.hero-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(120,168,255,.11) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,168,255,.11) 1px,transparent 1px),
    linear-gradient(rgba(120,168,255,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,168,255,.055) 1px,transparent 1px);
  background-size:120px 120px,120px 120px,24px 24px,24px 24px;
  mask-image:radial-gradient(120% 90% at 30% 20%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(120% 90% at 30% 20%,#000 20%,transparent 78%);
}
.hero-glow{position:absolute;top:-30%;right:-15%;width:70vw;height:70vw;max-width:900px;max-height:900px;background:radial-gradient(circle,rgba(120,168,255,.26) 0%,transparent 62%);filter:blur(30px)}
.hero-inner{position:relative;max-width:820px}
.hero .eyebrow{color:var(--blue-200)}
.hero-title{font-size:clamp(2rem,5vw,3.6rem);letter-spacing:-.025em;margin-bottom:1.1rem}
.hero-title em{font-style:normal;color:var(--blue)}
.hero-lead{font-size:clamp(1rem,1.7vw,1.2rem);color:rgba(233,241,252,.82);max-width:62ch;font-weight:300;margin-bottom:1.9rem}

.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:clamp(2.5rem,5vw,3.6rem);background:rgba(255,255,255,.12);border-top:1px solid rgba(255,255,255,.12)}
.hero-stats li{background:linear-gradient(165deg,var(--navy-800),var(--navy-700));padding:1.4rem 1.2rem 1.7rem;display:flex;flex-direction:column;gap:.3rem}
.stat-num{font-family:Jost,sans-serif;font-size:clamp(1.6rem,3vw,2.4rem);font-weight:600;color:var(--blue);line-height:1;font-variant-numeric:tabular-nums}
.stat-label{font-size:.85rem;color:rgba(233,241,252,.66)}
@media (max-width:720px){.hero-stats{grid-template-columns:repeat(2,1fr)}}

/* ---------- buscador del hero ---------- */
.hero-search{position:relative;max-width:640px}
.hero-search input{
  width:100%;padding:1.05rem 1.1rem 1.05rem 3.1rem;font-size:1.05rem;
  background:rgba(255,255,255,.97);color:var(--ink);
  border:1px solid transparent;border-radius:var(--r);box-shadow:var(--shadow-lg);
}
.hero-search input::placeholder{color:var(--ink-mute)}
.hero-search svg{position:absolute;left:1.05rem;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--ink-mute);pointer-events:none}
.hero-hints{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.95rem}
.hero-hints span{font-size:.83rem;color:rgba(233,241,252,.6);margin-right:.15rem}
.hero-hints a{
  font-size:.85rem;text-decoration:none;padding:.28rem .7rem;border-radius:100px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);color:rgba(233,241,252,.9);
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.hero-hints a:hover{background:rgba(255,255,255,.17);border-color:rgba(255,255,255,.34)}

/* =========================================================
   AVISO DE ESTADO DE LOS DATOS
   ========================================================= */
.aviso{
  display:flex;gap:.85rem;align-items:flex-start;
  background:var(--accent-soft);border:1px solid #f3d9b3;border-left:3px solid var(--accent);
  border-radius:var(--r-sm);padding:.95rem 1.1rem;margin:0 0 1.6rem;
}
.aviso svg{width:20px;height:20px;flex-shrink:0;color:#b9741a;margin-top:.15rem}
.aviso p{margin:0;font-size:.92rem;color:#7a4d10;line-height:1.55}
.aviso strong{color:#5f3a06}
.aviso a{color:#7a4d10}

/* ---------- migas de pan ---------- */
.miga{font-size:.85rem;color:var(--ink-mute);margin-bottom:1.4rem;display:flex;flex-wrap:wrap;gap:.4rem;align-items:center}
.miga a{color:var(--navy-400);text-decoration:none}
.miga a:hover{color:var(--navy);text-decoration:underline}
.miga span[aria-hidden]{color:var(--line)}

/* =========================================================
   BUSCADOR + FILTROS (catálogo)
   ========================================================= */
.tools{position:sticky;top:72px;z-index:40;background:var(--bg);border-bottom:1px solid var(--line);padding:1rem 0}
.tools-row{display:flex;gap:.75rem;align-items:center;flex-wrap:wrap}
.search-box{position:relative;flex:1 1 320px;min-width:0}
.search-box input{width:100%;padding:.75rem .95rem .75rem 2.7rem;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg-tint)}
.search-box input:focus{background:#fff;border-color:var(--blue-200)}
.search-box svg{position:absolute;left:.85rem;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--ink-mute);pointer-events:none}
.select{padding:.72rem .8rem;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg-tint);font-size:.92rem;max-width:100%}
.select:focus{background:#fff}

.filtros{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.85rem;align-items:center}
.chip{
  border:1px solid var(--line);background:#fff;border-radius:100px;
  padding:.35rem .85rem;font-size:.86rem;cursor:pointer;color:var(--ink-soft);
  transition:border-color .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.chip:hover{border-color:var(--blue-200);color:var(--navy)}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
.chip-group-label{font-size:.78rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-mute);margin-right:.2rem}

.toggle-itbis{display:inline-flex;align-items:center;gap:.5rem;font-size:.88rem;color:var(--ink-soft);cursor:pointer;white-space:nowrap}
.toggle-itbis input{width:16px;height:16px;accent-color:var(--navy)}

.resultado-meta{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin:1.4rem 0 .9rem;font-size:.9rem;color:var(--ink-mute)}
.resultado-meta strong{color:var(--ink);font-variant-numeric:tabular-nums}
.link-reset{background:none;border:0;color:var(--navy);cursor:pointer;text-decoration:underline;font-size:.9rem;padding:0}

/* =========================================================
   TABLA DE PRECIOS
   ========================================================= */
.tabla-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--shadow-sm)}
.tabla{min-width:820px;font-size:.94rem}
.tabla thead th{
  position:sticky;top:0;z-index:2;background:var(--bg-tint);
  text-align:left;font-family:Jost,sans-serif;font-size:.79rem;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);
  padding:.85rem 1rem;border-bottom:1px solid var(--line);white-space:nowrap;
}
.tabla thead th.num,.tabla td.num{text-align:right;font-variant-numeric:tabular-nums}
.tabla tbody tr{border-bottom:1px solid var(--line)}
.tabla tbody tr:last-child{border-bottom:0}
.tabla tbody tr:hover{background:var(--blue-50)}
.tabla td{padding:.8rem 1rem;vertical-align:top}
.item-nombre{font-weight:500;color:var(--ink);display:block}
.item-esp{display:block;font-size:.82rem;color:var(--ink-mute);margin-top:.15rem;max-width:46ch}
.item-cod{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem;color:var(--ink-mute);white-space:nowrap}
.precio{font-family:Jost,sans-serif;font-weight:600;font-size:1.02rem;color:var(--navy);white-space:nowrap}
.precio-rango{display:block;font-size:.79rem;color:var(--ink-mute);font-weight:400;margin-top:.1rem;white-space:nowrap}
.precio-nulo{color:var(--ink-mute);font-style:italic;font-weight:400;font-size:.88rem}
.unidad{color:var(--ink-soft);white-space:nowrap}

.badge{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.04em;padding:.16rem .5rem;border-radius:100px;white-space:nowrap}
.badge-estimado{background:var(--accent-soft);color:#8a5a12;border:1px solid #f0dcbd}
.badge-verificado{background:var(--green-soft);color:#137a3a;border:1px solid #bfe6cd}
.badge-tarifario{background:var(--blue-50);color:var(--navy);border:1px solid var(--blue-200)}
.badge-itbis{background:var(--bg-tint);color:var(--ink-mute);border:1px solid var(--line);font-weight:500}
.badge-demo{background:#f3e8ff;color:#6b21a8;border:1px solid #e0cffc}
.badge-filtrado{background:var(--navy);color:#fff;border:1px solid var(--navy)}

.btn-add{
  border:1px solid var(--line);background:#fff;color:var(--navy);
  width:34px;height:34px;border-radius:var(--r-sm);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn-add svg{width:17px;height:17px}
.btn-add:hover{background:var(--navy);border-color:var(--navy);color:#fff}
.btn-add.is-added{background:var(--green-soft);border-color:#bfe6cd;color:#137a3a}

.sin-resultados{text-align:center;padding:3.5rem 1rem;color:var(--ink-mute)}
.sin-resultados h3{color:var(--ink);margin-bottom:.6rem}


/* ---------- barra del filtro de proveedores ---------- */
.barra-filtro{
  background:var(--blue-50);border-bottom:1px solid var(--blue-200);
  padding:.7rem 1.25rem;font-size:.88rem;line-height:1.55;text-align:center;color:var(--ink-soft);
}
.barra-filtro[hidden]{display:none}
.barra-filtro strong{color:var(--navy)}
.barra-filtro-etiqueta{
  display:inline-block;background:var(--navy);color:#fff;
  font-family:Jost,sans-serif;font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  padding:.15rem .55rem;border-radius:100px;margin-right:.4rem;
}
.barra-filtro .link-reset{margin-left:.5rem}

/* ---------- panel de mis proveedores ---------- */
.prov-buscador{padding:1.1rem 1.35rem .2rem;border-bottom:1px solid var(--line)}
.prov-buscador input{
  width:100%;padding:.7rem .9rem;border:1px solid var(--line);
  border-radius:var(--r-sm);background:var(--bg-tint);
}
.prov-buscador input:focus{background:#fff;border-color:var(--blue-200)}
.prov-ayuda{font-size:.83rem;color:var(--ink-mute);line-height:1.5;margin:.7rem 0 1rem}
.prov-opcion{
  display:flex;gap:.7rem;align-items:flex-start;
  padding:.7rem .2rem;border-bottom:1px solid var(--line);cursor:pointer;
}
.prov-opcion:hover{background:var(--blue-50)}
.prov-opcion input{width:17px;height:17px;margin-top:.15rem;accent-color:var(--navy);flex-shrink:0}
.prov-opcion-n{display:block;font-size:.93rem;color:var(--ink)}
.prov-opcion small{display:block;font-size:.79rem;color:var(--ink-mute);margin-top:.1rem}
.prov-opcion.is-marcado .prov-opcion-n{color:var(--navy);font-weight:500}

/* ---------- elegir proveedor desde el directorio ---------- */
.btn-elegir{
  display:inline-flex;align-items:center;justify-content:center;gap:.45rem;width:100%;
  margin-top:.75rem;padding:.55rem .9rem;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  font-family:Jost,sans-serif;font-size:.88rem;color:var(--ink-soft);cursor:pointer;
  transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn-elegir svg{width:15px;height:15px}
.btn-elegir:hover{background:var(--blue-50);border-color:var(--blue-200);color:var(--navy)}
.btn-elegir.is-elegido{background:var(--navy);border-color:var(--navy);color:#fff}
.btn-elegir.is-elegido:hover{background:var(--navy-700)}
.prov-elegido{border-color:var(--navy);box-shadow:0 0 0 1px var(--navy)}
tr.cot-mia td{background:var(--blue-50)}

/* ---------- panel de materiales a cotizar ---------- */
.cot-panel-ancho{width:min(560px,100%)}
.mat-sub{margin:.2rem 0 0;font-size:.86rem;color:var(--ink-mute)}
.mat-controles{
  display:flex;gap:.75rem;align-items:center;flex-wrap:wrap;
  padding:.9rem 1.35rem;border-bottom:1px solid var(--line);background:var(--bg-tint);
}
.mat-controles .select{flex:1 1 220px;min-width:0}
.mat-grupo{margin-bottom:1.3rem}
.mat-grupo .detalle-titulo{
  margin:0 0 .5rem;padding-bottom:.35rem;border-bottom:1px solid var(--line);color:var(--navy-400);
}
.mat-item{padding:.5rem 0;border-bottom:1px solid var(--line)}
.mat-item:last-child{border-bottom:0}
.mat-item-n{display:block;font-size:.92rem;color:var(--ink)}
.mat-item small{display:block;font-size:.79rem;color:var(--ink-mute);margin-top:.1rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.prov-acciones{display:grid;gap:.45rem;margin-top:.75rem}
.prov-acciones .btn-elegir{margin-top:0}
#mat-wa svg{width:17px;height:17px}

/* ---------- aviso de modo demostración ---------- */
.barra-demo{
  background:#6b21a8;color:#f6ecff;
  padding:.7rem 1.25rem;font-size:.87rem;line-height:1.5;text-align:center;
}
.barra-demo strong,.barra-demo em{color:#fff}
.barra-demo em{font-style:normal;background:rgba(255,255,255,.16);padding:.05rem .35rem;border-radius:3px}
.barra-demo-etiqueta{
  display:inline-block;background:#fff;color:#6b21a8;
  font-family:Jost,sans-serif;font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  padding:.15rem .55rem;border-radius:100px;margin-right:.4rem;
}
.detalle-demo{
  margin:.9rem 0 0;font-size:.87rem;color:#6b21a8;max-width:76ch;line-height:1.55;
  border-left:3px solid #d8b4fe;padding-left:.85rem;
}

/* ---------- botón de copiar ---------- */
.btn-copiar{
  border:1px solid var(--line);background:#fff;color:var(--ink-soft);
  width:34px;height:34px;border-radius:var(--r-sm);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn-copiar svg{width:16px;height:16px}
.btn-copiar:hover{background:var(--blue-50);border-color:var(--blue-200);color:var(--navy)}
.btn-copiar.copiado{background:var(--green-soft);border-color:#bfe6cd;color:#137a3a}
.btn-mini{padding:.5rem .9rem;font-size:.87rem}
.btn-mini.copiado{background:var(--green-soft);border-color:#bfe6cd;color:#137a3a}
td.acciones{white-space:nowrap;display:flex;gap:.4rem;justify-content:flex-end}

/* ---------- nombre del ítem como desplegable ---------- */
.item-toggle{
  display:flex;align-items:flex-start;gap:.4rem;
  background:none;border:0;padding:0;margin:0;cursor:pointer;text-align:left;width:100%;
}
.item-toggle svg{
  width:15px;height:15px;flex-shrink:0;margin-top:.3em;color:var(--ink-mute);
  transition:transform .2s var(--ease),color .2s var(--ease);
}
.item-toggle:hover svg{color:var(--navy)}
.item-toggle:hover .item-nombre{color:var(--navy);text-decoration:underline}
.item-toggle[aria-expanded="true"] svg{transform:rotate(180deg);color:var(--navy)}

/* ---------- detalle de precios por proveedor ---------- */
tr.fila-detalle > td{background:var(--bg-tint);padding:0}
tr.fila-detalle:hover > td{background:var(--bg-tint)}
.detalle{padding:1.2rem 1rem 1.4rem}
.detalle-cab{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-bottom:.85rem}
.detalle-titulo{
  font-family:Jost,sans-serif;font-size:.78rem;font-weight:600;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ink-mute);margin:0;
}
.tabla-detalle{box-shadow:none;background:#fff}
.tabla-detalle .tabla{min-width:640px;font-size:.9rem}
.tabla-detalle thead th{background:#fff;font-size:.72rem}
.tabla-detalle td{padding:.65rem .9rem}
.tabla-detalle tbody tr:hover{background:var(--blue-50)}
.precio-celda{font-family:Jost,sans-serif;font-weight:600;color:var(--navy);white-space:nowrap}
tr.cot-referencia td{background:var(--blue-50)}
tr.cot-referencia:hover td{background:var(--blue-50)}
tr.cot-fuera{opacity:.72}
.detalle-vacio{
  margin:.9rem 0 0;font-size:.88rem;color:var(--ink-soft);max-width:76ch;line-height:1.55;
  border-left:3px solid var(--blue-200);padding-left:.85rem;
}
.detalle-pendientes{margin-top:1.1rem}
.detalle-pendientes .detalle-titulo{margin-bottom:.5rem}
.tag-enlace{text-decoration:none;transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease)}
.tag-enlace:hover{background:var(--blue-50);border-color:var(--blue-200);color:var(--navy)}

/* =========================================================
   TARJETAS (categorías, proveedores, destacados)
   ========================================================= */
.grid{display:grid;gap:1.15rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1000px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
/* Dos columnas desiguales que colapsan en una sola en pantallas estrechas. */
.grid-dos{grid-template-columns:1.15fr .85fr;gap:clamp(1.5rem,4vw,3rem);align-items:start}
@media (max-width:820px){.grid-dos{grid-template-columns:1fr}}
@media (max-width:640px){.grid-3,.grid-4{grid-template-columns:1fr}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.35rem;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
a.card{text-decoration:none;display:block}
a.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--blue-200)}
.card-cod{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.75rem;color:var(--navy-400);letter-spacing:.03em}
.card h3{font-size:1.08rem;margin:.45rem 0 .4rem;color:var(--navy)}
.card p{font-size:.9rem;color:var(--ink-soft);margin:0}
.card-meta{margin-top:.85rem;padding-top:.75rem;border-top:1px solid var(--line);font-size:.82rem;color:var(--ink-mute);display:flex;justify-content:space-between;gap:.6rem}

/* destacados de portada */
.destacado{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;padding:.75rem 0;border-bottom:1px solid var(--line)}
.destacado:last-child{border-bottom:0}
.destacado-n{font-size:.93rem;color:var(--ink)}
.destacado-n small{display:block;color:var(--ink-mute);font-size:.79rem}
.destacado-p{font-family:Jost,sans-serif;font-weight:600;color:var(--navy);white-space:nowrap;font-variant-numeric:tabular-nums}

/* proveedores */
.prov{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.35rem;display:flex;flex-direction:column;gap:.75rem}
.prov-top{display:flex;justify-content:space-between;gap:.75rem;align-items:flex-start}
.prov h3{font-size:1.05rem;color:var(--navy)}
.prov-tipo{font-size:.76rem;color:var(--ink-mute);text-transform:uppercase;letter-spacing:.1em;font-weight:600;margin-top:.25rem}
.prov-nota{font-size:.88rem;color:var(--ink-soft);margin:0}
.prov-cats{display:flex;flex-wrap:wrap;gap:.3rem}
.tag{font-size:.72rem;background:var(--bg-tint);border:1px solid var(--line);color:var(--ink-soft);border-radius:var(--r-sm);padding:.14rem .45rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.prov-contacto{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:auto;padding-top:.85rem;border-top:1px solid var(--line)}
.prov-contacto a{
  display:inline-flex;align-items:center;gap:.35rem;font-size:.84rem;text-decoration:none;
  color:var(--navy);border:1px solid var(--line);border-radius:var(--r-sm);padding:.32rem .65rem;
  transition:background .18s var(--ease),border-color .18s var(--ease);
}
.prov-contacto a:hover{background:var(--blue-50);border-color:var(--blue-200)}
.prov-contacto svg{width:15px;height:15px}
.prov-sincontacto{font-size:.82rem;color:var(--ink-mute);font-style:italic}
.badge-publico{background:var(--green-soft);color:#137a3a;border:1px solid #bfe6cd}
.badge-canal{background:var(--blue-50);color:var(--navy);border:1px solid var(--blue-200)}
.badge-precios{background:var(--navy);color:#fff;border:1px solid var(--navy)}

/* =========================================================
   LISTA DE COTIZACIÓN (panel lateral)
   ========================================================= */
.cot-fab{
  position:fixed;right:1.25rem;bottom:1.25rem;z-index:70;
  display:inline-flex;align-items:center;gap:.6rem;
  background:var(--navy);color:#fff;border:0;border-radius:100px;
  padding:.85rem 1.35rem;cursor:pointer;box-shadow:var(--shadow-lg);
  font-family:Jost,sans-serif;font-weight:500;
  transition:transform .2s var(--ease),background .2s var(--ease);
}
.cot-fab:hover{transform:translateY(-2px);background:var(--navy-700)}
.cot-fab svg{width:19px;height:19px}
.cot-fab .cot-n{background:var(--blue);color:var(--navy-900);border-radius:100px;padding:.05rem .5rem;font-size:.85rem;font-weight:600;font-variant-numeric:tabular-nums}
.cot-fab[hidden]{display:none}

.cot-panel{
  position:fixed;top:0;right:0;bottom:0;width:min(440px,100%);z-index:90;
  background:#fff;border-left:1px solid var(--line);box-shadow:var(--shadow-lg);
  display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .28s var(--ease);
}
.cot-panel.is-open{transform:none}
.cot-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.15rem 1.35rem;border-bottom:1px solid var(--line)}
.cot-head h2{font-size:1.15rem}
.cot-close{background:none;border:1px solid var(--line);border-radius:var(--r-sm);width:36px;height:36px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.cot-close svg{width:17px;height:17px}
.cot-body{flex:1;overflow-y:auto;padding:1.1rem 1.35rem}
.cot-vacio{color:var(--ink-mute);font-size:.92rem;text-align:center;padding:2.5rem .5rem}
.cot-item{display:grid;grid-template-columns:1fr auto;gap:.5rem .75rem;padding:.85rem 0;border-bottom:1px solid var(--line)}
.cot-item h4{font-size:.94rem;font-weight:500;margin:0}
.cot-item small{color:var(--ink-mute);font-size:.79rem}
.cot-controles{display:flex;align-items:center;gap:.5rem;grid-column:1/-1}
.cot-controles input{width:88px;padding:.35rem .5rem;border:1px solid var(--line);border-radius:var(--r-sm);text-align:right;font-variant-numeric:tabular-nums}
.cot-controles .cot-unidad{font-size:.84rem;color:var(--ink-mute);flex:1}
.cot-controles .cot-sub{font-family:Jost,sans-serif;font-weight:600;color:var(--navy);font-variant-numeric:tabular-nums}
.cot-quitar{background:none;border:0;color:var(--ink-mute);cursor:pointer;padding:.2rem;line-height:0}
.cot-quitar:hover{color:#c0392b}
.cot-quitar svg{width:16px;height:16px}
.cot-foot{border-top:1px solid var(--line);padding:1.1rem 1.35rem;background:var(--bg-tint)}
.cot-total{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.35rem}
.cot-total .k{font-size:.9rem;color:var(--ink-soft)}
.cot-total .v{font-family:Jost,sans-serif;font-size:1.35rem;font-weight:600;color:var(--navy);font-variant-numeric:tabular-nums}
.cot-nota{font-size:.79rem;color:var(--ink-mute);margin:.5rem 0 .9rem;line-height:1.5}
.cot-acciones{display:grid;gap:.5rem}
.cot-overlay{position:fixed;inset:0;background:rgba(11,31,56,.42);z-index:80;opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s}
.cot-overlay.is-open{opacity:1;visibility:visible}

/* =========================================================
   CONTENIDO EDITORIAL (metodología)
   ========================================================= */
.prosa{max-width:74ch}
.prosa h2{font-size:clamp(1.4rem,2.4vw,1.9rem);margin:2.6rem 0 .9rem;color:var(--navy)}
.prosa h3{font-size:1.12rem;margin:1.8rem 0 .55rem;color:var(--navy)}
.prosa p,.prosa li{color:var(--ink-soft)}
.prosa ul.bullets{margin:0 0 1.1em;padding-left:1.15rem;list-style:disc}
.prosa ul.bullets li{margin-bottom:.45rem}
.prosa ol{margin:0 0 1.1em;padding-left:1.3rem}
.prosa ol li{margin-bottom:.45rem}
.prosa strong{color:var(--ink)}
.prosa code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;background:var(--bg-tint);border:1px solid var(--line);border-radius:4px;padding:.08em .35em}
.tabla-simple{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:1.3rem 0}
.tabla-simple table{font-size:.92rem}
.tabla-simple th{background:var(--bg-tint);text-align:left;padding:.7rem .9rem;font-family:Jost,sans-serif;font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-mute);border-bottom:1px solid var(--line)}
.tabla-simple td{padding:.7rem .9rem;border-bottom:1px solid var(--line);color:var(--ink-soft);vertical-align:top}
.tabla-simple tr:last-child td{border-bottom:0}

.faq{border-top:1px solid var(--line);margin-top:1.5rem}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;padding:1.05rem 0;font-family:Jost,sans-serif;font-weight:500;font-size:1.03rem;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.35rem;color:var(--navy-400);line-height:1;flex-shrink:0}
.faq details[open] summary::after{content:"\2212"}
.faq details p{margin:0 0 1.05rem;color:var(--ink-soft);font-size:.96rem;max-width:72ch}

/* =========================================================
   CTA + FOOTER
   ========================================================= */
.cta{background:linear-gradient(170deg,var(--navy-900),var(--navy-800) 60%,var(--navy-700));color:#fff;overflow:hidden;isolation:isolate}
.cta .section-sub{color:rgba(233,241,252,.75)}
.cta .eyebrow{color:var(--blue-200)}
.cta-inner{display:grid;grid-template-columns:1.4fr .9fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
@media (max-width:860px){.cta-inner{grid-template-columns:1fr}}
.cta-acciones{display:flex;flex-wrap:wrap;gap:.75rem}
.cta-acciones .btn-primary{background:var(--blue);color:var(--navy-900);font-weight:600}
.cta-acciones .btn-primary:hover{background:var(--blue-200)}

.site-footer{background:var(--navy-900);color:rgba(233,241,252,.72);padding:3rem 0 1.5rem;font-size:.92rem}
.footer-inner{display:grid;grid-template-columns:1.2fr 2fr;gap:2.5rem}
@media (max-width:820px){.footer-inner{grid-template-columns:1fr}}
.footer-brand img{height:44px;width:auto;margin-bottom:.9rem}
.footer-brand p{margin:0;font-size:.88rem;line-height:1.65}
.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
@media (max-width:560px){.footer-nav{grid-template-columns:1fr 1fr}}
.footer-nav h3{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--blue-200);margin-bottom:.85rem}
.footer-nav a,.footer-nav span{color:rgba(233,241,252,.72);text-decoration:none;font-size:.89rem;line-height:1.9}
.footer-nav a:hover{color:#fff}
.footer-bottom{margin-top:2.5rem;padding-top:1.25rem;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.82rem;color:rgba(233,241,252,.5)}
.footer-bottom p{margin:0}