/* ── Naturalia Baja — hoja de estilo compartida ─────────────────────── */
:root{
  --ground:#F4F1E8; --surface:#FBFAF4; --sunk:#EDE8DA;
  --ink:#17281F; --ink-2:#51604F; --ink-3:#7C8878;
  --verde:#1B3527; --verde-2:#26482F;
  --oro:#8E7130; --oro-bright:#C9A24A;
  --line:rgba(23,40,31,.16); --line-soft:rgba(23,40,31,.08);
  --shadow:0 1px 2px rgba(23,40,31,.05), 0 8px 24px -12px rgba(23,40,31,.18);
  --serif:"Hoefler Text","Iowan Old Style",Georgia,"Palatino Linotype","Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,ui-sans-serif,system-ui,sans-serif;
  --wrap:1180px; --r:3px;
}
@media (prefers-color-scheme:dark){
  :root{
    --ground:#0E1712; --surface:#15221B; --sunk:#101B15;
    --ink:#E7E3D4; --ink-2:#A9B4A6; --ink-3:#7E8B7C;
    --verde:#0A120D; --verde-2:#16281C;
    --oro:#C9A24A; --oro-bright:#DCBB6A;
    --line:rgba(231,227,212,.18); --line-soft:rgba(231,227,212,.09);
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 28px -14px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"]{
  --ground:#0E1712; --surface:#15221B; --sunk:#101B15;
  --ink:#E7E3D4; --ink-2:#A9B4A6; --ink-3:#7E8B7C;
  --verde:#0A120D; --verde-2:#16281C;
  --oro:#C9A24A; --oro-bright:#DCBB6A;
  --line:rgba(231,227,212,.18); --line-soft:rgba(231,227,212,.09);
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 28px -14px rgba(0,0,0,.7);
}
:root[data-theme="light"]{
  --ground:#F4F1E8; --surface:#FBFAF4; --sunk:#EDE8DA;
  --ink:#17281F; --ink-2:#51604F; --ink-3:#7C8878;
  --verde:#1B3527; --verde-2:#26482F;
  --oro:#8E7130; --oro-bright:#C9A24A;
  --line:rgba(23,40,31,.16); --line-soft:rgba(23,40,31,.08);
  --shadow:0 1px 2px rgba(23,40,31,.05), 0 8px 24px -12px rgba(23,40,31,.18);
}

*{box-sizing:border-box}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);font-weight:400;text-wrap:balance;margin:0;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--oro-bright);outline-offset:3px;border-radius:2px}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.eyebrow{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--oro);
  font-weight:600;margin:0}
.eyebrow-claro{color:var(--oro-bright)}

/* ── Encabezado ─────────────────────────────────────────────────────── */
.top{position:sticky;top:0;z-index:60;background:color-mix(in srgb,var(--ground) 88%,transparent);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line-soft)}
.top .wrap{display:flex;align-items:center;gap:28px;height:64px}
.brand img{height:26px;width:auto}
:root[data-theme="dark"] .brand img{filter:brightness(1.35)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .brand img{filter:brightness(1.35)}}
.nav{display:flex;gap:26px;margin-left:auto;font-size:13.5px;color:var(--ink-2)}
.nav a{text-decoration:none;padding:4px 0;border-bottom:1px solid transparent;transition:color .18s,border-color .18s}
.nav a:hover{color:var(--ink);border-bottom-color:var(--oro)}
.nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--oro)}
.btn{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;
  padding:10px 18px;border-radius:999px;text-decoration:none;border:1px solid transparent;cursor:pointer;
  font-family:var(--sans);transition:transform .15s,background .18s,color .18s,border-color .18s}
.btn-oro{background:var(--oro);color:#FFFDF6;border-color:var(--oro)}
.btn-oro:hover{transform:translateY(-1px);background:var(--oro-bright);border-color:var(--oro-bright)}
:root[data-theme="dark"] .btn-oro{color:#10190F}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .btn-oro{color:#10190F}}
.btn-line{border-color:var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--oro);color:var(--oro)}
@media (max-width:900px){.nav{display:none}.top .wrap{gap:16px}}

/* ── Portada ────────────────────────────────────────────────────────── */
.hero{background:var(--verde);color:#EFEAD9;position:relative;overflow:hidden;isolation:isolate}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(120% 90% at 88% 8%, rgba(201,162,74,.20), transparent 58%),
             radial-gradient(80% 70% at 4% 100%, rgba(88,140,96,.24), transparent 62%)}
.hero .wrap{padding-block:clamp(72px,11vw,132px) clamp(56px,8vw,96px)}
.hero h1{font-size:clamp(36px,5.6vw,68px);line-height:1.04;max-width:17ch;margin:22px 0 0;color:#F7F3E6}
.hero h1 em{font-style:italic;color:var(--oro-bright)}
.hero .lede{margin-top:26px;max-width:58ch;font-size:clamp(16px,1.6vw,18.5px);color:#C9D2C1;line-height:1.62}
.hero .acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.hero .btn-line{border-color:rgba(239,234,217,.34);color:#EFEAD9}
.hero .btn-line:hover{border-color:var(--oro-bright);color:var(--oro-bright)}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1px;
  background:rgba(239,234,217,.16);border-top:1px solid rgba(239,234,217,.16);margin-top:clamp(48px,7vw,80px)}
.fact{background:var(--verde);padding:22px 20px}
.fact b{display:block;font-family:var(--serif);font-size:30px;color:var(--oro-bright);line-height:1;
  font-variant-numeric:tabular-nums}
.fact span{display:block;margin-top:8px;font-size:12.5px;color:#B6C0AF;line-height:1.45}

/* Portada corta (páginas internas) */
.hero-corto .wrap{padding-block:clamp(48px,7vw,84px) clamp(36px,5vw,56px)}
.hero-corto h1{font-size:clamp(32px,4.6vw,54px);max-width:20ch}

/* ── Secciones ──────────────────────────────────────────────────────── */
section{scroll-margin-top:74px}
.band{padding-block:clamp(64px,8vw,104px)}
.band-alt{background:var(--sunk)}
.head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:16px 56px;align-items:end;
  margin-bottom:44px}
.head h2{font-size:clamp(28px,3.6vw,42px);line-height:1.1;margin-top:14px}
.head p{color:var(--ink-2);max-width:62ch;font-size:15.5px}
@media (max-width:820px){.head{grid-template-columns:1fr;align-items:start}}

/* ── Las dos líneas ─────────────────────────────────────────────────── */
.lineas{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line-soft);
  border:1px solid var(--line-soft)}
@media (max-width:860px){.lineas{grid-template-columns:1fr}}
.linea{background:var(--surface);display:flex;flex-direction:column}
.linea figure{margin:0;aspect-ratio:16/10;overflow:hidden;background:#F2EEE4}
.linea figure img{width:100%;height:100%;object-fit:cover;
  transition:transform 1.1s cubic-bezier(.2,.7,.3,1)}
.linea:hover figure img{transform:scale(1.04)}
.linea .cuerpo{padding:28px 30px 32px;display:flex;flex-direction:column;gap:16px;flex:1}
.linea h3{font-size:clamp(24px,2.6vw,31px);line-height:1.12}
.linea p{color:var(--ink-2);font-size:15px}
.linea ul{list-style:none;margin:4px 0 0;padding:0;display:flex;flex-direction:column;gap:0;
  border-top:1px solid var(--line-soft)}
.linea li{display:flex;justify-content:space-between;gap:16px;padding:11px 0;font-size:13.5px;
  border-bottom:1px solid var(--line-soft);color:var(--ink-2)}
.linea li span{color:var(--ink-3);font-variant-numeric:tabular-nums;text-align:right}
.linea .cta{margin-top:auto;padding-top:22px}

/* ── Materiales ─────────────────────────────────────────────────────── */
.mats{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;
  background:var(--line-soft);border:1px solid var(--line-soft)}
@media (max-width:960px){.mats{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.mats{grid-template-columns:1fr}}
.mat{background:var(--surface);padding:0 0 24px;opacity:0;transform:translateY(14px);
  transition:opacity .7s ease,transform .7s ease}
.mat.in{opacity:1;transform:none}
.mat figure{margin:0;aspect-ratio:16/10;overflow:hidden;background:var(--sunk)}
.mat img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s cubic-bezier(.2,.7,.3,1)}
.mat:hover img{transform:scale(1.04)}
.mat .body{padding:20px 22px 0}
.mat h3{font-size:21px;margin-bottom:8px}
.mat p{font-size:14px;color:var(--ink-2);line-height:1.55}
.deg{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-size:11.5px;letter-spacing:.06em;
  text-transform:uppercase;color:var(--oro);font-weight:600}
.deg::before{content:"";width:16px;height:1px;background:var(--oro)}
.certs{display:flex;flex-wrap:wrap;align-items:center;gap:26px 34px;padding:26px 0 0}
.certs img{height:44px;width:auto;opacity:.82;filter:saturate(.15) contrast(1.05)}
:root[data-theme="dark"] .certs img{filter:saturate(.1) invert(.9) hue-rotate(180deg);opacity:.75}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .certs img{filter:saturate(.1) invert(.9) hue-rotate(180deg);opacity:.75}}

/* ── Catálogo ───────────────────────────────────────────────────────── */
.tools{position:sticky;top:64px;z-index:40;background:var(--ground);
  border-block:1px solid var(--line-soft);padding-block:14px;margin-bottom:32px}
.band-alt .tools{background:var(--sunk)}
.tools-in{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.pill{font-size:12.5px;padding:7px 14px;border-radius:999px;border:1px solid var(--line);
  background:transparent;color:var(--ink-2);cursor:pointer;font-family:var(--sans);white-space:nowrap;
  transition:background .16s,color .16s,border-color .16s}
.pill:hover{border-color:var(--oro);color:var(--ink)}
.pill[aria-pressed="true"]{background:var(--verde);border-color:var(--verde);color:#F2EEE0}
:root[data-theme="dark"] .pill[aria-pressed="true"]{background:var(--oro);border-color:var(--oro);color:#10190F}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .pill[aria-pressed="true"]{background:var(--oro);border-color:var(--oro);color:#10190F}}
.search{margin-left:auto;display:flex;align-items:center;gap:8px;border:1px solid var(--line);
  border-radius:999px;padding:7px 14px;background:var(--surface);min-width:230px}
.search input{border:0;background:transparent;color:var(--ink);font-family:var(--sans);font-size:13.5px;
  width:100%;outline:none}
.search svg{flex:none;opacity:.5}
.count{font-size:12px;color:var(--ink-3);letter-spacing:.04em;width:100%}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(196px,1fr));gap:18px}
.card{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r);
  padding:14px 14px 12px;display:flex;flex-direction:column;gap:10px;transition:border-color .18s,box-shadow .22s}
.card:hover{border-color:var(--line);box-shadow:var(--shadow)}
.card figure{margin:0;aspect-ratio:1;display:grid;place-items:center;background:#fff;border-radius:2px;overflow:hidden}
:root[data-theme="dark"] .card figure{background:#F6F4EE}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .card figure{background:#F6F4EE}}
.card img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:transform .3s ease}
.card:hover img{transform:scale(1.05)}
.card .code{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--oro);font-weight:600}
.card .nm{font-size:14.5px;line-height:1.35;font-family:var(--serif);flex:1}
.card .meta{font-size:12px;color:var(--ink-3);font-variant-numeric:tabular-nums;
  display:flex;justify-content:space-between;align-items:center;gap:8px}
.add{border:1px solid var(--line);background:transparent;border-radius:999px;color:var(--ink-2);
  font-size:11.5px;font-weight:600;padding:5px 11px;cursor:pointer;font-family:var(--sans);white-space:nowrap;
  transition:background .16s,color .16s,border-color .16s}
.add:hover{background:var(--oro);border-color:var(--oro);color:#FFFDF6}
.add[data-in="1"]{background:var(--verde);border-color:var(--verde);color:#F2EEE0}
.empty{padding:48px 0;color:var(--ink-3);font-size:14.5px}

/* ── Agua ───────────────────────────────────────────────────────────── */
.agua{background:var(--verde-2);color:#EFEAD9}
.agua .head h2{color:#F3EFE1}
.agua .head .eyebrow{color:var(--oro-bright)}
.agua .head p{color:#BFC9BB}
.marcas{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;
  background:rgba(239,234,217,.16);border:1px solid rgba(239,234,217,.16)}
@media (max-width:1000px){.marcas{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.marcas{grid-template-columns:1fr}}
.marca{background:var(--verde-2);display:flex;flex-direction:column}
.marca .foto{margin:0;aspect-ratio:4/3.2;overflow:hidden;background:#F2EEE4}
.marca .foto img{width:100%;height:100%;object-fit:cover;transition:transform 1s cubic-bezier(.2,.7,.3,1)}
.marca:hover .foto img{transform:scale(1.05)}
.marca .cuerpo{padding:22px 22px 26px;display:flex;flex-direction:column;gap:14px;flex:1}
.marca h3{font-size:23px;color:#F7F3E6;display:flex;align-items:center;min-height:62px;margin:0}
.marca h3 img{max-height:58px;max-width:74%;width:auto;height:auto}
.marca h3 img.alto{max-height:66px}
.marca .sub{font-size:12.5px;color:var(--oro-bright);letter-spacing:.05em;margin-top:-6px}
.marca ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.marca li{display:flex;justify-content:space-between;gap:14px;font-size:13.5px;color:#D3DACD;
  padding-bottom:9px;border-bottom:1px solid rgba(239,234,217,.12)}
.marca li:last-child{border-bottom:0;padding-bottom:0}
.marca li span{color:#93A292;font-variant-numeric:tabular-nums;white-space:nowrap}
.importadas{margin-top:2px;background:var(--verde-2);border:1px solid rgba(239,234,217,.16);
  padding:26px 24px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.6fr);gap:20px 40px;align-items:center}
.importadas h3{font-size:22px;color:#F7F3E6;margin-top:10px}
.importadas ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:9px 32px}
.importadas li{display:flex;justify-content:space-between;gap:14px;font-size:13.5px;color:#D3DACD;
  padding-bottom:9px;border-bottom:1px solid rgba(239,234,217,.12)}
.importadas li span{color:#93A292;font-variant-numeric:tabular-nums;white-space:nowrap}
@media (max-width:820px){.importadas{grid-template-columns:1fr}.importadas ul{grid-template-columns:1fr}}
.nota{margin-top:28px;font-size:13px;color:#9FAE9C;max-width:70ch}

/* ── Personalizados y proceso ───────────────────────────────────────── */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(32px,6vw,72px);align-items:center}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.specs{list-style:none;margin:26px 0 0;padding:0;display:flex;flex-direction:column;gap:0;
  border-top:1px solid var(--line)}
.specs li{display:flex;gap:18px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.specs b{font-family:var(--serif);font-size:17px;min-width:96px;color:var(--oro)}
.pasos{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:34px}
.paso h3{font-size:20px;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.paso ol{margin:0;padding:0;list-style:none;counter-reset:s;display:flex;flex-direction:column;gap:13px}
.paso li{counter-increment:s;display:grid;grid-template-columns:26px 1fr;gap:12px;font-size:14px;
  color:var(--ink-2);line-height:1.5}
.paso li::before{content:counter(s,decimal-leading-zero);font-size:11px;letter-spacing:.06em;
  color:var(--oro);font-weight:600;padding-top:3px;font-variant-numeric:tabular-nums}

/* ── Contacto ───────────────────────────────────────────────────────── */
.contacto{background:var(--verde);color:#EFEAD9}
.contacto h2{color:#F7F3E6;font-size:clamp(28px,3.6vw,44px);max-width:18ch}
.cbox{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,6vw,80px);align-items:start}
@media (max-width:860px){.cbox{grid-template-columns:1fr}}
.vias{display:flex;flex-direction:column;gap:2px;background:rgba(239,234,217,.16);
  border:1px solid rgba(239,234,217,.16)}
.via{background:var(--verde);padding:20px 22px;text-decoration:none;display:flex;
  justify-content:space-between;align-items:center;gap:18px;transition:background .18s}
.via:hover{background:var(--verde-2)}
.via .k{font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:#93A292}
.via .v{font-family:var(--serif);font-size:19px;color:#F3EFE1;margin-top:5px;word-break:break-word}
.via .arrow{color:var(--oro-bright);font-size:19px;flex:none}
.zona{margin-top:26px;font-size:13.5px;color:#A9B7A6;line-height:1.65}

/* ── Barra de cotización ────────────────────────────────────────────── */
.bar{position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--verde);color:#EFEAD9;
  border-top:1px solid rgba(239,234,217,.2);transform:translateY(110%);transition:transform .3s cubic-bezier(.2,.7,.3,1)}
.bar.show{transform:none}
.bar .wrap{display:flex;align-items:center;gap:16px;padding-block:12px;flex-wrap:wrap}
.bar .n{font-size:13.5px;color:#C4CFBE}
.bar .n b{color:#F3EFE1;font-variant-numeric:tabular-nums}
.bar .sp{margin-left:auto;display:flex;gap:10px;flex-wrap:wrap}
.bar .btn-line{border-color:rgba(239,234,217,.32);color:#EFEAD9}
.bar .btn-line:hover{border-color:var(--oro-bright);color:var(--oro-bright)}
.lista{max-height:0;overflow:hidden;transition:max-height .3s ease}
.lista.open{max-height:46vh;overflow-y:auto}
.lista table{width:100%;border-collapse:collapse;font-size:13.5px}
.lista th{text-align:left;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:#93A292;
  font-weight:600;padding:12px 8px;border-bottom:1px solid rgba(239,234,217,.18)}
.lista td{padding:10px 8px;border-bottom:1px solid rgba(239,234,217,.1);color:#D6DDD0}
.lista td:last-child,.lista th:last-child{text-align:right}
.qty{display:inline-flex;align-items:center;gap:2px}
.qty button{width:26px;height:26px;border-radius:50%;border:1px solid rgba(239,234,217,.28);
  background:transparent;color:#EFEAD9;cursor:pointer;font-size:14px;line-height:1;font-family:var(--sans)}
.qty button:hover{border-color:var(--oro-bright);color:var(--oro-bright)}
.qty input{width:46px;text-align:center;background:transparent;border:0;color:#F3EFE1;font-size:14px;
  font-family:var(--sans);font-variant-numeric:tabular-nums;outline:none}
.del{background:none;border:0;color:#93A292;cursor:pointer;font-size:12px;font-family:var(--sans);
  text-decoration:underline;text-underline-offset:3px}
.del:hover{color:#E3B7B7}

footer{background:var(--verde);color:#8FA08E;border-top:1px solid rgba(239,234,217,.14);
  padding-block:26px;font-size:12.5px}
footer .wrap{display:flex;flex-wrap:wrap;gap:14px 26px;align-items:center;justify-content:space-between}
footer a{color:#B7C3B4;text-decoration:none}
footer a:hover{color:var(--oro-bright)}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .mat{opacity:1;transform:none}
}