/* ============================================================
   Premoldeados Rivadavia SRL — Landing corporativa
   ============================================================ */

:root{
  --azul:#374fa2;
  --azul-osc:#26377a;
  --azul-cla:#5a76d1;
  --carbon:#12151a;
  --grafito:#1b2029;
  --acero:#2a313d;
  --gris:#6f7480;
  --gris-cla:#9aa0ac;
  --hormigon:#f2f2f0;
  --hormigon-2:#e7e7e4;
  --blanco:#fff;
  --wa:#25d366;
  --wa-osc:#128c3f;

  --txt:#20242c;
  --txt-sec:#5a616e;
  --borde:#dcdcd8;

  --wrap:1220px;
  --r:14px;
  --r-sm:8px;
  --sh:0 1px 2px rgba(18,21,26,.05), 0 8px 24px rgba(18,21,26,.06);
  --sh-lg:0 20px 50px rgba(18,21,26,.14);
  --tr:.25s cubic-bezier(.4,0,.2,1);

  --f-disp:'Barlow Condensed', 'Arial Narrow', system-ui, sans-serif;
  --f-body:'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth; scroll-padding-top:90px; -webkit-text-size-adjust:100%}
body{
  margin:0; font-family:var(--f-body); color:var(--txt); background:var(--blanco);
  font-size:16px; line-height:1.65; -webkit-font-smoothing:antialiased;
}
img{max-width:100%; height:auto; display:block}
a{color:inherit; text-decoration:none}
h1,h2,h3,h4{margin:0; font-family:var(--f-disp); font-weight:700; line-height:1.06; letter-spacing:.005em}
p{margin:0 0 1em}
ul,ol{margin:0; padding:0; list-style:none}

.wrap{width:100%; max-width:var(--wrap); margin:0 auto; padding:0 24px}

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--azul); color:#fff; padding:12px 20px; border-radius:0 0 var(--r-sm) 0;
}
.skip-link:focus{left:0}

:focus-visible{outline:3px solid var(--azul-cla); outline-offset:2px; border-radius:4px}

/* ── Iconos ───────────────────────────────────────────── */
.i{
  width:18px; height:18px; flex:none;
  fill:none; stroke:currentColor; stroke-width:1.7;
  stroke-linecap:round; stroke-linejoin:round;
}
.i--lg{width:34px; height:34px; stroke-width:1.5}
.i--xl{width:42px; height:42px; stroke-width:1.4}

/* ── Botones ──────────────────────────────────────────── */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  font-family:var(--f-body); font-weight:600; font-size:.95rem; line-height:1;
  padding:13px 22px; border-radius:var(--r-sm); border:1.5px solid transparent;
  cursor:pointer; transition:var(--tr); white-space:nowrap; text-align:center;
}
.btn--lg{padding:16px 30px; font-size:1rem}
.btn--primary{background:var(--azul); color:#fff; box-shadow:0 6px 18px rgba(55,79,162,.28)}
.btn--primary:hover{background:var(--azul-osc); transform:translateY(-2px); box-shadow:0 10px 26px rgba(55,79,162,.36)}
.btn--ghost{background:rgba(255,255,255,.08); color:#fff; border-color:rgba(255,255,255,.45); backdrop-filter:blur(4px)}
.btn--ghost:hover{background:#fff; color:var(--carbon); border-color:#fff}
.btn--wa{background:var(--wa); color:#08300f}
.btn--wa:hover{background:var(--wa-osc); color:#fff; transform:translateY(-2px)}
.btn--wa .i{stroke-width:1.6}

.link{display:inline-block; margin-top:6px; color:var(--azul); font-weight:600; font-size:.92rem}
.link:hover{color:var(--azul-osc); text-decoration:underline}

/* ── Topbar ───────────────────────────────────────────── */
.topbar{background:var(--carbon); color:var(--gris-cla); font-size:.8rem}
.topbar__in{display:flex; align-items:center; gap:26px; flex-wrap:wrap; min-height:38px; padding-block:6px}
.topbar__item{display:inline-flex; align-items:center; gap:7px}
.topbar__item .i{width:15px; height:15px; color:var(--azul-cla)}
.topbar__badge{
  margin-left:auto; color:#fff; font-weight:600; letter-spacing:.06em; text-transform:uppercase;
  font-size:.7rem; background:var(--azul); padding:4px 12px; border-radius:99px;
}

/* ── Header ───────────────────────────────────────────── */
.header{
  position:sticky; top:0; z-index:100; background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px); border-bottom:1px solid var(--borde);
  transition:box-shadow var(--tr);
}
.header.is-stuck{box-shadow:0 6px 24px rgba(18,21,26,.09)}
.header__in{display:flex; align-items:center; justify-content:space-between; gap:20px; min-height:76px}

.brand{display:flex; align-items:center; gap:12px}
.brand img{width:48px; height:48px; object-fit:contain}
.brand__txt{display:flex; flex-direction:column; line-height:1.15}
.brand__txt strong{font-family:var(--f-disp); font-size:1.32rem; letter-spacing:.01em; color:var(--carbon); text-transform:uppercase}
.brand__txt em{font-style:normal; font-size:.72rem; color:var(--gris); letter-spacing:.09em; text-transform:uppercase}

.nav{display:flex; align-items:center; gap:4px}
.nav>a{
  padding:10px 13px; font-size:.9rem; font-weight:500; color:var(--txt-sec);
  border-radius:var(--r-sm); transition:var(--tr);
}
.nav>a:hover{color:var(--azul); background:rgba(55,79,162,.07)}
.nav>a.is-active{color:var(--azul); font-weight:600}
.nav__cta{margin-left:10px; padding:11px 18px !important; color:#08300f !important}
.nav__cta:hover{color:#fff !important; background:var(--wa-osc)}

.burger{display:none; width:46px; height:46px; border:1px solid var(--borde); background:#fff; border-radius:var(--r-sm); cursor:pointer; padding:0; flex-direction:column; align-items:center; justify-content:center; gap:5px}
.burger span{display:block; width:22px; height:2px; background:var(--carbon); transition:var(--tr)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ── Hero ─────────────────────────────────────────────── */
.hero{position:relative; color:#fff; overflow:hidden; isolation:isolate}
.hero__bg{
  position:absolute; inset:0; z-index:-1;
  background:
    linear-gradient(105deg, rgba(18,21,26,.95) 0%, rgba(18,21,26,.86) 42%, rgba(27,32,41,.62) 100%),
    url('../img/muro-bloques.webp') center/cover no-repeat;
}
.hero__bg::after{
  content:''; position:absolute; inset:0;
  background:radial-gradient(120% 80% at 15% 10%, rgba(55,79,162,.34), transparent 60%);
}
.hero__in{padding:92px 24px 78px; max-width:1220px}
.hero__eyebrow{
  font-size:.78rem; letter-spacing:.15em; text-transform:uppercase; color:var(--azul-cla);
  font-weight:600; margin-bottom:20px;
}
.hero__title{
  font-size:clamp(3rem, 8.2vw, 6.4rem); text-transform:uppercase; letter-spacing:-.005em;
  margin-bottom:24px; text-shadow:0 4px 30px rgba(0,0,0,.35);
}
.hero__title span{color:var(--azul-cla)}
.hero__lead{max-width:640px; font-size:1.1rem; color:rgba(255,255,255,.86); margin-bottom:34px}
.hero__lead strong{color:#fff}
.hero__actions{display:flex; flex-wrap:wrap; gap:14px; margin-bottom:60px}

.hero__facts{
  display:grid; grid-template-columns:repeat(4,1fr); gap:2px;
  background:rgba(255,255,255,.14); border:1px solid rgba(255,255,255,.14); border-radius:var(--r);
  overflow:hidden;
}
.hero__facts li{
  background:rgba(18,21,26,.55); backdrop-filter:blur(6px); padding:22px 20px;
  display:flex; flex-direction:column; gap:5px;
}
.hero__facts strong{font-family:var(--f-disp); font-size:2rem; line-height:1; color:#fff; text-transform:uppercase}
.hero__facts span{font-size:.83rem; color:var(--gris-cla); line-height:1.4}

/* ── Tira de valor ────────────────────────────────────── */
.strip{background:var(--grafito); color:#fff; padding:0}
.strip__grid{display:grid; grid-template-columns:repeat(4,1fr); gap:0}
.strip__item{padding:44px 30px; border-right:1px solid rgba(255,255,255,.09)}
.strip__item:last-child{border-right:0}
.strip__item .i{color:var(--azul-cla); margin-bottom:16px}
.strip__item h3{font-size:1.35rem; text-transform:uppercase; margin-bottom:8px}
.strip__item p{font-size:.9rem; color:var(--gris-cla); margin:0}

/* ── Secciones ────────────────────────────────────────── */
.section{padding:88px 0}
.section--alt{background:var(--hormigon)}
.section--dark{background:var(--carbon); color:#fff}

.sec-head{max-width:760px; margin-bottom:52px}
.kicker{
  display:inline-block; font-size:.75rem; font-weight:700; letter-spacing:.16em;
  text-transform:uppercase; color:var(--azul); margin-bottom:14px;
  padding-left:38px; position:relative;
}
.kicker::before{content:''; position:absolute; left:0; top:50%; width:28px; height:2px; background:var(--azul)}
.sec-head h2{font-size:clamp(2rem, 4.2vw, 3.1rem); text-transform:uppercase; margin-bottom:16px}
.sec-head__sub{color:var(--txt-sec); font-size:1.03rem; margin:0}
.sec-head__dl{margin:22px 0 0}
.sec-head--light .kicker{color:var(--azul-cla)}
.sec-head--light .kicker::before{background:var(--azul-cla)}
.sec-head--light .sec-head__sub{color:var(--gris-cla)}

.note{
  margin-top:36px; font-size:.85rem; color:var(--txt-sec); border-left:3px solid var(--azul);
  padding:12px 18px; background:rgba(55,79,162,.05); border-radius:0 var(--r-sm) var(--r-sm) 0;
}

/* ── Empresa ──────────────────────────────────────────── */
.empresa{display:grid; grid-template-columns:.85fr 1.15fr; gap:56px; align-items:start}
.empresa__media{position:relative}
.empresa__media img{width:100%; border-radius:var(--r); box-shadow:var(--sh-lg); filter:grayscale(.15)}
.empresa__media::after{
  content:''; position:absolute; left:-16px; bottom:-16px; width:120px; height:120px;
  border-left:5px solid var(--azul); border-bottom:5px solid var(--azul); border-radius:0 0 0 var(--r);
  z-index:-1;
}
.empresa__txt .lead{font-size:1.15rem; color:var(--txt); font-weight:500}
.empresa__txt p{color:var(--txt-sec)}

.values{display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-top:32px}
.value{background:var(--hormigon); border-radius:var(--r); padding:26px; border-top:4px solid var(--azul)}
.section--alt .value{background:#fff}
.value h4{font-size:1.35rem; text-transform:uppercase; margin-bottom:10px; color:var(--carbon)}
.value p{font-size:.92rem; color:var(--txt-sec); margin:0}

/* ── Filtros ──────────────────────────────────────────── */
.filters{display:flex; flex-wrap:wrap; gap:10px; margin-bottom:34px}
.chip{
  font-family:var(--f-body); font-size:.88rem; font-weight:600; color:var(--txt-sec);
  background:#fff; border:1.5px solid var(--borde); border-radius:99px;
  padding:9px 20px; cursor:pointer; transition:var(--tr);
}
.chip:hover{border-color:var(--azul); color:var(--azul)}
.chip.is-active{background:var(--azul); border-color:var(--azul); color:#fff}

/* ── Cards de producto ────────────────────────────────── */
.cards{display:grid; grid-template-columns:repeat(auto-fill, minmax(340px,1fr)); gap:26px}
.card{
  background:#fff; border:1px solid var(--borde); border-radius:var(--r); overflow:hidden;
  display:flex; flex-direction:column; transition:var(--tr);
}
.card:hover{transform:translateY(-4px); box-shadow:var(--sh-lg); border-color:transparent}
.card.is-hidden{display:none}
/* La imagen va absoluta: así el alto porcentual se resuelve contra la caja
   (aspect-ratio) y una foto vertical no estira la tarjeta ni se recorta. */
.card__img{
  position:relative; aspect-ratio:16/11; overflow:hidden;
  background:linear-gradient(160deg,#fafafa,#ececeb); border-bottom:1px solid var(--borde);
}
.card__img img{
  position:absolute; inset:22px; width:calc(100% - 44px); height:calc(100% - 44px);
  object-fit:contain; mix-blend-mode:multiply;
}
/* la foto de vigueta viene con fondo negro puro: el contenedor lo continúa */
.card__img--dark{background:#000}
.card__img--dark img{inset:0; width:100%; height:100%; mix-blend-mode:normal}
.card__body{padding:24px; display:flex; flex-direction:column; flex:1}
.tag{
  align-self:flex-start; font-size:.68rem; font-weight:700; letter-spacing:.11em; text-transform:uppercase;
  color:var(--azul); background:rgba(55,79,162,.1); padding:4px 11px; border-radius:99px; margin-bottom:12px;
}
.card__body h3{font-size:1.42rem; text-transform:uppercase; margin-bottom:10px; color:var(--carbon)}
.card__body>p{font-size:.9rem; color:var(--txt-sec); margin-bottom:18px}

.spec-wrap{margin-top:auto; overflow-x:auto; -webkit-overflow-scrolling:touch}
.spec{width:100%; border-collapse:collapse; font-size:.83rem; min-width:100%}
.spec th{
  text-align:left; font-weight:700; font-size:.68rem; letter-spacing:.07em; text-transform:uppercase;
  color:var(--gris); padding:8px 10px; border-bottom:2px solid var(--borde); white-space:nowrap;
}
.spec td{padding:9px 10px; border-bottom:1px solid var(--hormigon-2); color:var(--txt); white-space:nowrap}
.spec tbody tr:last-child td{border-bottom:0}
.spec td:first-child{font-weight:600}

/* ── Viguetas / series ────────────────────────────────── */
.series{display:grid; grid-template-columns:repeat(auto-fill,minmax(270px,1fr)); gap:20px}
.serie{
  background:var(--grafito); border:1px solid rgba(255,255,255,.09); border-radius:var(--r);
  padding:26px; transition:var(--tr);
}
.serie:hover{border-color:var(--azul); transform:translateY(-3px)}
.serie h3{font-size:1.5rem; text-transform:uppercase; color:#fff; margin-bottom:4px}
.serie__range{font-family:var(--f-disp); font-size:1.15rem; color:var(--azul-cla); font-weight:600; margin-bottom:12px}
.serie__list{font-size:.85rem; color:var(--gris-cla); line-height:1.75; margin:0; word-spacing:.06em}
.serie--cta{background:linear-gradient(150deg,var(--azul),var(--azul-osc)); border-color:transparent; display:flex; flex-direction:column}
.serie--cta .serie__list{color:rgba(255,255,255,.85); margin-bottom:18px}
.serie--cta .btn{background:#fff; color:var(--azul-osc); box-shadow:none; margin-top:auto; align-self:flex-start}
.serie--cta .btn:hover{background:var(--carbon); color:#fff}

/* ── Producción ───────────────────────────────────────── */
.prod{display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:start}
.prod__gallery{display:grid; grid-template-columns:1fr 1fr; gap:14px}
.prod__gallery img{width:100%; height:100%; object-fit:cover; border-radius:var(--r); box-shadow:var(--sh); aspect-ratio:1/1}
.prod__gallery .prod__main{grid-column:1/-1; aspect-ratio:16/10}

.steps li{display:flex; gap:20px; padding:22px 0; border-bottom:1px solid var(--borde)}
.steps li:last-child{border-bottom:0}
.steps span{
  font-family:var(--f-disp); font-size:1.5rem; font-weight:700; color:var(--azul);
  width:52px; height:52px; flex:none; display:grid; place-items:center;
  border:2px solid rgba(55,79,162,.28); border-radius:50%;
}
.steps h4{font-size:1.25rem; text-transform:uppercase; margin-bottom:5px}
.steps p{font-size:.9rem; color:var(--txt-sec); margin:0}

/* ── Paneles / features ───────────────────────────────── */
.two{display:grid; grid-template-columns:1fr 1fr; gap:26px}
.panel{background:#fff; border:1px solid var(--borde); border-radius:var(--r); padding:36px}
.panel h3{font-size:1.6rem; text-transform:uppercase; margin-bottom:20px}
.panel--accent{background:linear-gradient(155deg,var(--azul),var(--azul-osc)); border-color:transparent; color:#fff}
.panel--accent h3{color:#fff}

.check li{position:relative; padding:9px 0 9px 34px; font-size:.94rem; color:var(--txt-sec); border-bottom:1px dashed var(--borde)}
.check li:last-child{border-bottom:0}
.check li::before{
  content:''; position:absolute; left:0; top:15px; width:19px; height:19px; border-radius:50%;
  background:rgba(55,79,162,.12);
}
.check li::after{
  content:''; position:absolute; left:6px; top:20px; width:7px; height:4px;
  border-left:2px solid var(--azul); border-bottom:2px solid var(--azul);
  transform:rotate(-45deg);
}

.numlist{counter-reset:n}
.numlist li{
  counter-increment:n; position:relative; padding:12px 0 12px 46px; font-size:.94rem;
  color:rgba(255,255,255,.85); border-bottom:1px solid rgba(255,255,255,.16);
}
.numlist li:last-child{border-bottom:0}
.numlist li strong{color:#fff}
.numlist li::before{
  content:counter(n,decimal-leading-zero); position:absolute; left:0; top:12px;
  font-family:var(--f-disp); font-weight:700; font-size:1.15rem; color:#fff;
  background:rgba(255,255,255,.18); width:32px; height:32px; display:grid; place-items:center; border-radius:var(--r-sm);
}

.feature{background:var(--hormigon); border-radius:var(--r); padding:38px; border-top:4px solid var(--azul)}
.section--alt .feature{background:#fff}
.feature .i{color:var(--azul); margin-bottom:18px}
.feature h3{font-size:1.7rem; text-transform:uppercase; margin-bottom:12px}
.feature>p{font-size:.95rem; color:var(--txt-sec); margin-bottom:20px}
.feature .check li{border-bottom-color:rgba(0,0,0,.09)}

/* ── CTA ──────────────────────────────────────────────── */
.cta{background:var(--azul); color:#fff; padding:56px 0; position:relative; overflow:hidden}
.cta::before{
  content:''; position:absolute; inset:0;
  background:linear-gradient(120deg, var(--azul-osc), transparent 55%);
}
.cta__in{position:relative; display:flex; align-items:center; justify-content:space-between; gap:36px; flex-wrap:wrap}
.cta h2{font-size:clamp(1.8rem,3.4vw,2.6rem); text-transform:uppercase; margin-bottom:8px}
.cta p{margin:0; color:rgba(255,255,255,.85); max-width:560px}
.cta__btns{display:flex; gap:14px; flex-wrap:wrap}
.cta .btn--primary{background:#fff; color:var(--azul-osc); box-shadow:none}
.cta .btn--primary:hover{background:var(--carbon); color:#fff}

/* ── Contacto ─────────────────────────────────────────── */
.contacto{display:grid; grid-template-columns:1.35fr .65fr; gap:34px; align-items:start}

.form{background:#fff; border:1px solid var(--borde); border-radius:var(--r); padding:38px; box-shadow:var(--sh)}
.form__row{display:grid; grid-template-columns:1fr 1fr; gap:20px}
.field{display:flex; flex-direction:column; margin-bottom:20px; border:0; padding:0; min-width:0}
.field--full{grid-column:1/-1}
.field label, .field legend{
  font-size:.83rem; font-weight:600; color:var(--txt); margin-bottom:7px; padding:0;
}
.req{color:#c0392b}
.opt{color:var(--gris); font-weight:400}
.field input[type=text],
.field input[type=email],
.field input[type=tel],
.field select,
.field textarea{
  font-family:var(--f-body); font-size:.95rem; color:var(--txt); background:#fff;
  border:1.5px solid var(--borde); border-radius:var(--r-sm); padding:12px 14px;
  transition:var(--tr); width:100%;
}
.field textarea{resize:vertical; min-height:120px}
.field select{appearance:none; cursor:pointer;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236f7480' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 12px center; background-size:18px; padding-right:40px;
}
.field input:focus, .field select:focus, .field textarea:focus{
  border-color:var(--azul); box-shadow:0 0 0 4px rgba(55,79,162,.12); outline:none;
}
.field.has-error input, .field.has-error select, .field.has-error textarea{border-color:#c0392b}
.hint{font-size:.76rem; color:var(--gris); margin-top:5px}
.err{font-size:.78rem; color:#c0392b; margin-top:5px; display:none}
.field.has-error .err{display:block}

.checks{display:grid; grid-template-columns:repeat(auto-fill,minmax(210px,1fr)); gap:10px}
.checks label{
  display:flex; align-items:center; gap:9px; font-size:.88rem; font-weight:400; color:var(--txt-sec);
  background:var(--hormigon); border:1px solid var(--borde); border-radius:var(--r-sm);
  padding:10px 13px; margin:0; cursor:pointer; transition:var(--tr);
}
.checks label:hover{border-color:var(--azul); color:var(--azul)}
.checks input, .consent input{accent-color:var(--azul); width:17px; height:17px; flex:none; cursor:pointer}

.field--consent{margin-bottom:24px}
.consent{display:flex; align-items:flex-start; gap:11px; font-size:.88rem; font-weight:400; color:var(--txt-sec); margin:0; line-height:1.5}
.consent input{margin-top:2px}

.hp{position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden}

.form__actions{display:flex; align-items:center; gap:16px; flex-wrap:wrap}
.form__msg{margin:18px 0 0; font-size:.92rem; font-weight:500; padding:0; display:none}
.form__msg.is-ok{display:block; color:#14612f; background:rgba(37,211,102,.12); border-left:3px solid var(--wa); padding:12px 16px; border-radius:0 var(--r-sm) var(--r-sm) 0}
.form__msg.is-error{display:block; color:#a5281a; background:rgba(192,57,43,.09); border-left:3px solid #c0392b; padding:12px 16px; border-radius:0 var(--r-sm) var(--r-sm) 0}
#submit.is-loading{opacity:.65; pointer-events:none}

.datos{background:var(--carbon); color:#fff; border-radius:var(--r); padding:34px; position:sticky; top:100px}
.datos h3{font-size:1.5rem; text-transform:uppercase; margin-bottom:22px}
.datos__list li{display:flex; gap:14px; padding:15px 0; border-bottom:1px solid rgba(255,255,255,.1)}
.datos__list li:last-child{border-bottom:0}
.datos__list .i{color:var(--azul-cla); margin-top:3px}
.datos__list strong{display:block; font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--gris-cla); margin-bottom:3px; font-weight:600}
.datos__list a, .datos__list span{font-size:.9rem; color:#fff; line-height:1.5; word-break:break-word}
.datos__list a:hover{color:var(--azul-cla); text-decoration:underline}

.aviso{background:rgba(55,79,162,.2); border:1px solid rgba(90,118,209,.45); border-radius:var(--r-sm); padding:16px 18px; margin-top:22px}
.aviso strong{display:block; font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--azul-cla); margin-bottom:6px}
.aviso p{margin:0; font-size:.85rem; color:rgba(255,255,255,.82)}

.mapa{margin-top:22px; border-radius:var(--r-sm); overflow:hidden; line-height:0}
.mapa iframe{width:100%; height:260px; border:0; filter:grayscale(.35) contrast(1.05)}

/* ── Footer ───────────────────────────────────────────── */
.footer{background:var(--carbon); color:var(--gris-cla); padding-top:60px}
.footer__in{display:grid; grid-template-columns:1.6fr 1fr 1.3fr; gap:44px; padding-bottom:44px}
.footer__brand img{width:64px; height:64px; object-fit:contain; margin-bottom:16px}
.footer__brand p{font-size:.9rem; max-width:340px; margin:0}
.footer h4{font-size:1.05rem; text-transform:uppercase; letter-spacing:.06em; color:#fff; margin-bottom:16px}
.footer__nav{display:flex; flex-direction:column; gap:9px}
.footer__nav a{font-size:.9rem; transition:var(--tr); width:fit-content}
.footer__nav a:hover{color:#fff; padding-left:5px}
.footer__contact p{font-size:.9rem; margin-bottom:10px}
.footer__contact a:hover{color:#fff; text-decoration:underline}
/* 1fr auto 1fr deja el crédito ópticamente centrado sin depender
   del ancho de los textos que tiene a los costados */
.footer__bottom{
  display:grid; grid-template-columns:1fr auto 1fr; align-items:center; gap:16px;
  border-top:1px solid rgba(255,255,255,.1); padding-block:20px; font-size:.8rem;
}
.footer__bottom p{margin:0}
.footer__bottom p:last-child{text-align:right}

.credito{
  display:inline-flex; align-items:center;
  opacity:.45; transition:opacity var(--tr);
}
.credito:hover{opacity:.95}
.credito img{width:auto; height:30px}

/* ── WhatsApp flotante ────────────────────────────────── */
.wa-float{
  position:fixed; right:20px; bottom:20px; z-index:90;
  width:58px; height:58px; border-radius:50%; background:var(--wa);
  display:grid; place-items:center; box-shadow:0 8px 26px rgba(37,211,102,.45);
  transition:var(--tr);
}
.wa-float:hover{transform:scale(1.08); background:var(--wa-osc)}
.wa-float svg{width:30px; height:30px; fill:none; stroke:#08300f; stroke-width:1.5; stroke-linecap:round; stroke-linejoin:round}
.wa-float:hover svg{stroke:#fff}

/* ── Reveal ───────────────────────────────────────────── */
.reveal{opacity:0; transform:translateY(22px); transition:opacity .6s ease, transform .6s ease}
.reveal.is-in{opacity:1; transform:none}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width:1080px){
  .empresa, .prod, .contacto{grid-template-columns:1fr; gap:40px}
  .datos{position:static}
  .strip__grid{grid-template-columns:1fr 1fr}
  .strip__item:nth-child(2n){border-right:0}
  .strip__item:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.09)}
  .hero__facts{grid-template-columns:1fr 1fr}
}

@media (max-width:900px){
  .topbar__in{font-size:.75rem; gap:16px}
  .topbar__item:nth-child(2){display:none}
  .burger{display:flex}
  .header{position:sticky}
  .nav{
    position:absolute; top:100%; left:0; right:0; background:#fff;
    flex-direction:column; align-items:stretch; gap:0;
    padding:14px 24px 26px; border-bottom:1px solid var(--borde);
    box-shadow:0 20px 40px rgba(18,21,26,.14);
    max-height:calc(100vh - 100%); overflow-y:auto;
    opacity:0; visibility:hidden; transform:translateY(-14px);
    transition:opacity var(--tr), transform var(--tr), visibility 0s linear .25s;
  }
  .nav.is-open{opacity:1; visibility:visible; transform:none; transition-delay:0s}
  .nav>a{padding:14px 6px; font-size:1rem; border-bottom:1px solid var(--hormigon-2)}
  .nav__cta{margin:16px 0 0; justify-content:center; padding:15px !important}
  .two, .values, .form__row{grid-template-columns:1fr}
  .section{padding:64px 0}
  .hero__in{padding:64px 24px 56px}
  .form{padding:26px}
  .panel, .feature{padding:28px}
}

@media (max-width:560px){
  .wrap{padding:0 18px}
  .topbar__in{justify-content:center; text-align:center}
  .topbar__badge{margin-left:0}
  .brand img{width:44px; height:44px}
  .brand__txt strong{font-size:1.1rem}
  .brand__txt em{font-size:.66rem}
  .strip__grid, .hero__facts, .cards, .prod__gallery{grid-template-columns:1fr}
  .strip__item{border-right:0; border-bottom:1px solid rgba(255,255,255,.09); padding:32px 22px}
  .hero__facts li{padding:18px}
  .btn--lg{width:100%; padding:15px 20px}
  .hero__actions .btn, .cta__btns .btn, .form__actions .btn{width:100%}
  .prod__gallery .prod__main{grid-column:auto}
  .datos, .form{padding:24px 20px}
  .footer__in{grid-template-columns:1fr; gap:32px}
  .footer__bottom{grid-template-columns:1fr; justify-items:center; text-align:center; gap:18px}
  .footer__bottom p:last-child{text-align:center}
  .credito{order:3}
  .wa-float{width:52px; height:52px; right:14px; bottom:14px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important; transition-duration:.01ms !important}
  .reveal{opacity:1; transform:none}
}

@media print{
  .topbar,.header,.wa-float,.cta,.filters,.mapa,.form__actions{display:none !important}
  body{color:#000}
  .section{padding:24px 0; break-inside:avoid}
  .hero__bg{display:none}
  .hero{color:#000}
}