/* ============================================================
   ARAUZA INDUSTRIAL — base.css · reset, chrome, componentes
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
body{
  margin:0;background:var(--bg-1b);color:var(--ink);
  font-family:var(--font-b);font-size:16.5px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:clip;
}
img,svg,video{max-width:100%;height:auto}
a{color:var(--copper-live);text-decoration:none}
a:hover{color:var(--copper-hot)}
h1,h2,h3,h4{font-family:var(--font-d);line-height:1.12;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5.4vw,4rem)}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem)}
h3{font-size:1.22rem;font-weight:700}
p{margin:0 0 1em}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
::selection{background:rgba(178,106,60,.55);color:#fff}

.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.mono{font-family:var(--mono);letter-spacing:.02em}
.muted{color:var(--muted)}
.grad-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---- Eyebrow técnico (capa mono, ADN de familia) ---- */
.eyebrow{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--copper-live);margin:0 0 14px;display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--grad-energy);box-shadow:var(--glow-copper)}

/* ---- Botones ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-d);font-weight:700;font-size:.98rem;line-height:1;
  padding:14px 24px;border-radius:12px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--grad-energy);color:#191008;box-shadow:0 4px 18px rgba(212,138,85,.28)}
.btn--primary:hover{color:#191008;box-shadow:var(--glow-gold);transform:translateY(-1px)}
.btn--ghost{border-color:var(--line-strong);color:var(--ink)}
.btn--ghost:hover{border-color:var(--copper-live);color:var(--copper-hot);background:rgba(211,138,85,.06)}
.btn--dark{background:var(--bg-3);border-color:var(--line);color:var(--ink)}
.btn--dark:hover{border-color:var(--copper-live);color:var(--copper-hot)}
.btn--green{background:linear-gradient(100deg,#217A51,#2E9E6B);color:#eafff4}
.btn--green:hover{box-shadow:var(--glow-green);transform:translateY(-1px);color:#fff}
.btn--sm{padding:9px 15px;font-size:.86rem;border-radius:9px}
.btn--lg{padding:17px 30px;font-size:1.06rem}
.btn[disabled]{opacity:.45;pointer-events:none}

/* ---- Header global ---- */
.site-header{
  position:sticky;top:0;z-index:60;height:var(--header-h);
  background:rgba(13,10,8,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.site-header .bar{display:flex;align-items:center;gap:18px;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand__mark{width:34px;height:34px;flex:0 0 auto}
.brand__name{font-family:var(--font-d);font-weight:800;font-size:1.06rem;letter-spacing:.01em;display:block;line-height:1.05}
.brand__sub{font-family:var(--mono);font-size:.62rem;letter-spacing:.34em;text-transform:uppercase;color:var(--copper-live);display:block}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{padding:9px 13px;border-radius:9px;color:var(--ink-dim);font-weight:600;font-size:.94rem}
.nav a:hover{color:var(--copper-hot);background:rgba(211,138,85,.07)}
.nav a.is-active{color:var(--copper-hot)}
.nav .btn{margin-left:8px}
.nav__sep{width:1px;height:22px;background:var(--line);margin:0 6px}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:9px;padding:9px;cursor:pointer}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0;border-radius:2px;transition:.2s}
.cart-chip{position:relative}
.cart-chip .count{
  position:absolute;top:-4px;right:-6px;min-width:17px;height:17px;border-radius:9px;
  background:var(--gold);color:#191008;font-family:var(--mono);font-size:.66rem;font-weight:700;
  display:flex;align-items:center;justify-content:center;padding:0 4px;
}
@media(max-width:920px){
  .nav{
    display:none;position:absolute;top:var(--header-h);left:0;right:0;flex-direction:column;align-items:stretch;
    background:rgba(13,10,8,.97);border-bottom:1px solid var(--line);padding:12px 18px 18px;gap:2px;
  }
  .nav.open{display:flex}
  .nav a{padding:12px 10px}
  .nav .btn{margin:10px 0 0}
  .nav__sep{display:none}
  .nav-toggle{display:block}
}

/* ---- Secciones ---- */
.section{padding:var(--sp-6) 0}
.section--tight{padding:var(--sp-5) 0}
.section__head{max-width:760px;margin-bottom:var(--sp-5)}
.section__head .lead{color:var(--muted);font-size:1.1rem}

/* ---- Tarjetas ---- */
.card{
  background:linear-gradient(180deg,var(--bg-3),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-2)}
.card h3{margin-top:14px}
.card p{color:var(--muted);margin-bottom:0}
.ic{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(178,106,60,.13);border:1px solid var(--line);color:var(--copper-live);
}
.ic svg{width:24px;height:24px}

.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}

/* ---- Formularios ---- */
label{display:block;font-family:var(--mono);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 7px}
input,select,textarea{
  width:100%;background:var(--bg-1);border:1px solid var(--line);border-radius:10px;
  color:var(--ink);font:inherit;padding:12px 14px;
  transition:border-color .15s ease,box-shadow .15s ease;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--copper-live);box-shadow:0 0 0 3px rgba(211,138,85,.15)}
input::placeholder,textarea::placeholder{color:var(--faint)}
.field{margin-bottom:18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:640px){.form-row{grid-template-columns:1fr}}

/* ---- Chips / badges / status ---- */
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;
  border:1px solid var(--line);background:var(--bg-2);color:var(--ink-dim);font-size:.9rem;font-weight:600;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:.7rem;
  letter-spacing:.12em;text-transform:uppercase;padding:5px 11px;border-radius:999px;border:1px solid;
}
.badge--green{color:var(--green-bright);border-color:rgba(63,201,139,.35);background:rgba(46,158,107,.1)}
.badge--gold{color:var(--gold);border-color:rgba(244,169,46,.35);background:rgba(244,169,46,.08)}
.badge--copper{color:var(--copper-hot);border-color:var(--line-strong);background:rgba(178,106,60,.1)}
.badge--red{color:#E77568;border-color:rgba(192,57,43,.4);background:rgba(192,57,43,.12)}
.badge--blue{color:#7FB3DE;border-color:rgba(45,108,160,.45);background:rgba(45,108,160,.14)}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--green-bright);box-shadow:var(--glow-green);animation:pulse-dot 2s infinite}
@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:.45}}

/* ---- Tablas (portales) ---- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);background:var(--bg-2)}
table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:640px}
th{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
  text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);white-space:nowrap;
}
td{padding:13px 16px;border-bottom:1px solid var(--line-soft);vertical-align:middle}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(178,106,60,.05)}

/* ---- Demo ribbon ---- */
.demo-note{
  position:fixed;bottom:14px;left:14px;z-index:80;
  font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold);background:rgba(19,14,8,.92);border:1px solid rgba(244,169,46,.4);
  border-radius:999px;padding:7px 14px;pointer-events:none;
}

/* ---- Footer ---- */
.footer{border-top:1px solid var(--line-soft);background:var(--bg-0);padding:56px 0 34px;margin-top:var(--sp-6)}
.footer h3{font-size:.8rem;font-family:var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--copper-live);font-weight:600}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin:9px 0}
.footer a{color:var(--ink-dim);font-size:.94rem}
.footer a:hover{color:var(--copper-hot)}
.footer__top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:40px}
@media(max-width:920px){.footer__top{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer__top{grid-template-columns:1fr}}
.footer__brand-p{font-size:.92rem;max-width:300px;margin-top:14px}
.footer__bottom{
  border-top:1px solid var(--line-soft);padding-top:22px;display:flex;flex-wrap:wrap;gap:12px 26px;
  justify-content:space-between;color:var(--faint);font-size:.84rem;
}
.footer__bottom a{color:var(--muted);font-size:.84rem;margin-left:18px}
.eco{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.eco a{
  display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:.74rem;
  border:1px solid var(--line);border-radius:999px;padding:6px 12px;color:var(--muted);
}
.eco a:hover{border-color:var(--copper-live);color:var(--copper-hot)}
.eco .dot{width:7px;height:7px;border-radius:50%}

/* ---- Reveal on scroll ---- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}.rv-d2{transition-delay:.16s}.rv-d3{transition-delay:.24s}.rv-d4{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}}

/* ---- Toast ---- */
.toast{
  position:fixed;right:18px;bottom:18px;z-index:90;max-width:340px;
  background:var(--bg-3);border:1px solid rgba(244,169,46,.4);
  border-radius:12px;padding:14px 18px;font-size:.92rem;box-shadow:var(--shadow-2),0 0 24px rgba(244,169,46,.08);
  opacity:0;transform:translateY(12px);transition:.3s ease;pointer-events:none;
}
.toast.show{opacity:1;transform:none}

/* ---- Modal ---- */
.modal-bk{position:fixed;inset:0;z-index:85;background:rgba(8,6,4,.7);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;padding:18px}
.modal-bk.open{display:flex}
.modal{
  width:100%;max-width:520px;max-height:88vh;overflow:auto;
  background:var(--bg-2);border:1px solid var(--line-strong);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--shadow-2);
}
.modal h3{margin-top:0}