/* INDAQ 1.0 — identidad del sitio actual: azul marino, naranja Indaq, azul técnico, Segoe UI. Sitio en tema claro. */
:root{
  --bg:#F4F6F9; --surface:#FFFFFF; --ink:#1A2535; --muted:#5A6477; --line:#E1E6EE;
  --accent:#E87820; --accent-hover:#E8611A; --accent-ink:#FFFFFF; --accent-soft:#FDF0E4;
  --blue:#0A6EBE; --blue-soft:rgba(10,110,190,.1);
  --steel:#1A2535; --steel-2:#22304A; --steel-ink:#FFFFFF; --steel-muted:#CFD6E3; --steel-line:#2A3852;
  --display:"Segoe UI",-apple-system,"Helvetica Neue",Arial,sans-serif;
  --body:"Segoe UI",-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"Segoe UI",-apple-system,"Helvetica Neue",Arial,sans-serif;
  --wrap:1180px; --r:6px;
  color-scheme:light;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--surface);color:var(--ink);font:400 16px/1.65 var(--body);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:20px}
h1,h2,h3{font-family:var(--display);letter-spacing:-.01em;line-height:1.15;margin:0;text-wrap:balance}
h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.8rem,3.4vw,2.4rem);font-weight:800}
h3{font-size:1.2rem;font-weight:700;line-height:1.25}
p{margin:0;max-width:65ch}
.eyebrow{font:700 .78rem/1 var(--body);letter-spacing:.12em;text-transform:uppercase;color:var(--blue);display:flex;gap:.6em;align-items:center}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--accent)}
.band-steel .eyebrow{color:var(--accent)}
.lead{font-size:1.1rem;color:var(--muted)}
.mono{font-variant-numeric:tabular-nums}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:.6em;font:700 .95rem/1 var(--body);text-decoration:none;padding:15px 24px;border-radius:var(--r);border:2px solid transparent;cursor:pointer;transition:background .15s,transform .15s}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-ghost{border-color:currentColor;background:transparent}
.btn-ghost:hover{background:color-mix(in srgb,currentColor 10%,transparent)}
.btn svg{width:18px;height:18px}

/* Header (blanco, como el sitio actual) */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--surface);color:var(--ink);box-shadow:0 1px 0 var(--line),0 4px 16px rgba(26,37,53,.06)}
.top .wrap{display:flex;align-items:center;gap:24px;min-height:70px}
.logo{display:flex;align-items:center;text-decoration:none;font:800 1.65rem/1 var(--display);letter-spacing:.01em;color:var(--ink)}
.logo span{color:var(--accent)}
.foot .logo{color:var(--steel-ink)}
.nav{display:flex;gap:2px;margin-left:auto}
.lang{display:flex;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;flex:none}
.lang button{font:700 .78rem/1 var(--body);letter-spacing:.06em;padding:8px 10px;border:0;background:transparent;color:var(--muted);cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--ink);color:#fff}
.nav a{text-decoration:none;font-size:.92rem;font-weight:600;padding:8px 12px;border-radius:var(--r);color:var(--ink)}
.nav a:hover{color:var(--accent)}
.nav a[aria-current="page"]{color:var(--accent)}
.top .btn{padding:11px 18px;font-size:.9rem}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--ink);border-radius:var(--r);padding:9px 12px;font:600 .9rem var(--body);cursor:pointer}
@media (max-width:980px){
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;background:var(--surface);padding:8px 20px 20px;box-shadow:0 8px 16px rgba(26,37,53,.08)}
  .nav.open{display:flex}
  .nav a{padding:12px 0;font-size:1rem;border-bottom:1px solid var(--line)}
  .menu-btn{display:block;margin-left:0}
  .lang{margin-left:auto}
  .top .btn{display:none}
}

/* Bandas */
.band{padding-block:clamp(64px,9vw,112px)}
.band-steel{background:var(--steel);color:var(--steel-ink)}
.band-steel .lead,.band-steel p{color:var(--steel-muted)}
.band-surface{background:var(--bg)}
.grid-bg{background-color:var(--steel);background-image:linear-gradient(var(--steel-line) 1px,transparent 1px),linear-gradient(90deg,var(--steel-line) 1px,transparent 1px);background-size:56px 56px;background-position:-1px -1px}
.head{display:grid;gap:16px;margin-bottom:44px;max-width:760px}

/* Hero */
.hero{position:relative;overflow:hidden;padding-block:clamp(56px,8vw,104px) 0}
.hero{background-color:var(--steel);background-size:cover;background-position:center}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,20,40,.88) 30%,rgba(10,20,40,.55) 100%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;gap:28px}
.hero h1 span{color:var(--accent)}
.hero .sub{font:700 .9rem/1.4 var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px}
.hero-part{position:absolute;right:0;top:40px;width:min(620px,60vw);z-index:0;opacity:.9}
@media (max-width:760px){.hero-part{opacity:.25;right:-120px;width:520px}}
.stats{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);margin-top:clamp(48px,7vw,88px);border-top:1px solid var(--steel-line)}
.stat{padding:26px 20px 30px 0;display:grid;gap:6px}
.stat + .stat{padding-left:24px;border-left:1px solid var(--steel-line)}
.stat b{font:800 clamp(2rem,4.4vw,3rem)/1 var(--display);color:var(--steel-ink)}
.stat b em{font-style:normal;color:var(--accent);font-size:.55em;margin-left:.15em}
.stat span{font:600 .85rem/1.3 var(--body);color:var(--steel-muted)}
@media (max-width:640px){.stats{grid-template-columns:1fr}.stat+.stat{padding-left:0;border-left:0;border-top:1px solid var(--steel-line)}.stat{padding:18px 0}}

/* Page hero (internas) */
.phero{padding-block:clamp(56px,7vw,88px) clamp(40px,5vw,64px)}
.phero .wrap{display:grid;gap:18px}
.crumb{font:700 .75rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--steel-muted)}
.crumb a{text-decoration:none}

/* Foto placeholder (reemplazar por fotografía real) */
.ph{position:relative;background:repeating-linear-gradient(135deg,var(--steel-2) 0 14px,var(--steel) 14px 28px);border-radius:var(--r);aspect-ratio:4/3;max-width:100%;overflow:hidden;margin:0}
.ph img{width:100%;height:100%;object-fit:cover}
.ph[data-foto]:not(:has(img))::after{content:"FOTO · " attr(data-foto);position:absolute;left:12px;bottom:12px;right:12px;font:700 .68rem/1.3 var(--mono);letter-spacing:.1em;color:var(--steel-muted);text-transform:uppercase}

/* Proceso */
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border-top:3px solid var(--accent)}
.step{padding:20px 18px 8px 0;display:grid;gap:10px;align-content:start;min-width:0}
.step + .step{padding-left:18px;border-left:1px solid var(--line)}
.step .n{font:800 1.4rem/1 var(--body);color:var(--accent)}
.step h3{font-size:1.15rem}
.step p{font-size:.92rem;color:var(--muted)}
@media (max-width:980px){.steps{grid-template-columns:repeat(2,1fr)}.step,.step+.step{padding:20px 16px 20px 0;border-left:0;border-bottom:1px solid var(--line)}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* Servicios */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.svc{background:var(--surface);padding:26px 22px 28px;display:grid;gap:12px;align-content:start;min-width:0}
.svc .code{font:700 .72rem/1 var(--mono);letter-spacing:.1em;color:var(--muted)}
.svc p{font-size:.93rem;color:var(--muted)}
.svc svg{width:34px;height:34px;color:var(--blue)}
@media (max-width:980px){.svc-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.svc-grid{grid-template-columns:1fr}}

/* Servicios detalle */
.svc-row{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(24px,4vw,56px);align-items:center;padding-block:44px;border-top:1px solid var(--line)}
.svc-row:nth-child(even) .ph{order:2}
.svc-row .txt{display:grid;gap:14px}
.svc-row ul{margin:0;padding:0;list-style:none;display:grid;gap:6px}
.svc-row li{font-size:.95rem;padding-left:18px;position:relative}
.svc-row li::before{content:"";position:absolute;left:0;top:.7em;width:8px;height:2px;background:var(--accent)}
@media (max-width:820px){.svc-row{grid-template-columns:1fr}.svc-row:nth-child(even) .ph{order:0}}

/* Productos / proyectos */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cards.c3{grid-template-columns:repeat(3,1fr)}
.card{display:grid;gap:12px;align-content:start;text-decoration:none;min-width:0}
.card h3{font-size:1.2rem}
.card p{font-size:.92rem;color:var(--muted)}
.card:hover .ph{outline:2px solid var(--accent);outline-offset:2px}
@media (max-width:980px){.cards,.cards.c3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.cards,.cards.c3{grid-template-columns:1fr}}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{font:600 .74rem/1 var(--body);padding:7px 10px;border-radius:20px;background:var(--blue-soft);color:var(--blue)}
.band-steel .tag{background:rgba(255,255,255,.08);color:var(--steel-muted)}

/* Proyecto ficha */
.proj{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,4vw,48px);padding-block:40px;border-top:1px solid var(--line);align-items:start}
.proj dl{display:grid;grid-template-columns:auto 1fr;gap:10px 20px;margin:0;font-size:.95rem}
.proj dt{font:700 .72rem/1.9 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.proj dd{margin:0}
.proj .txt{display:grid;gap:16px}
@media (max-width:820px){.proj{grid-template-columns:1fr}}

/* Industrias */
.ind{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--steel-line)}
.ind > div{padding:28px 24px 30px 0;display:grid;gap:10px;border-bottom:1px solid var(--steel-line);min-width:0}
.ind > div:not(:nth-child(3n+1)){padding-left:24px;border-left:1px solid var(--steel-line)}
.ind .k{font:700 .72rem/1 var(--mono);color:var(--accent);letter-spacing:.1em}
.ind p{font-size:.93rem}
@media (max-width:820px){.ind{grid-template-columns:1fr 1fr}.ind > div:not(:nth-child(3n+1)){padding-left:0;border-left:0}.ind > div:nth-child(even){padding-left:20px;border-left:1px solid var(--steel-line)}}
@media (max-width:520px){.ind{grid-template-columns:1fr}.ind > div:nth-child(even){padding-left:0;border-left:0}}

.ind-row{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:clamp(20px,4vw,56px);padding-block:40px;border-top:1px solid var(--line)}
.ind-row .txt{display:grid;gap:14px}
@media (max-width:820px){.ind-row{grid-template-columns:1fr}}

/* Split / nosotros */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:center}
.split .txt{display:grid;gap:18px}
@media (max-width:820px){.split{grid-template-columns:1fr}}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.facts div{background:var(--surface);padding:22px 20px;display:grid;gap:6px}
.facts b{font:800 2rem/1 var(--display);color:var(--ink)}
.facts span{font:700 .72rem/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
@media (max-width:820px){.facts{grid-template-columns:1fr 1fr}}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.values div{display:grid;gap:10px;border-top:2px solid var(--accent);padding-top:18px}
@media (max-width:820px){.values{grid-template-columns:1fr}}

/* CTA final */
.cta-final{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:end}
.cta-final .formats{font:700 .78rem/1.6 var(--mono);letter-spacing:.08em;color:var(--steel-muted)}
@media (max-width:760px){.cta-final{grid-template-columns:1fr;align-items:start}}

/* Formulario */
.quote{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,4fr);gap:clamp(24px,4vw,56px);align-items:start}
@media (max-width:900px){.quote{grid-template-columns:1fr}}
form.rfq{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:clamp(20px,3vw,36px);display:grid;gap:20px}
.fset{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px;border:0;padding:0;margin:0}
.fset legend{grid-column:1/-1;font:700 .74rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;padding:0}
.full{grid-column:1/-1}
@media (max-width:560px){.fset{grid-template-columns:1fr}}
.field{display:grid;gap:6px;min-width:0}
.field label{font-size:.85rem;font-weight:600}
.field label i{font-style:normal;color:var(--accent)}
.field input,.field select,.field textarea{width:100%;font:inherit;font-size:16px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:12px 13px}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
.hint{font-size:.8rem;color:var(--muted)}
.drop{border:2px dashed var(--line);border-radius:var(--r);padding:24px;text-align:center;display:grid;gap:8px;justify-items:center;cursor:pointer;background:var(--bg);transition:border-color .15s}
.drop.over,.drop:hover{border-color:var(--accent)}
.drop input{position:absolute;width:1px;height:1px;opacity:0}
.drop strong{font-size:.98rem}
.files{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.files li{display:flex;justify-content:space-between;gap:12px;font:400 .82rem/1.4 var(--mono);padding:8px 10px;background:var(--bg);border-radius:var(--r);min-width:0}
.files li span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.err{color:#C4370A;font-size:.85rem}
:root[data-theme="dark"] .err{color:#FF8A4C}
.hidden-field{position:absolute;left:-9999px}
.form-msg{padding:16px 18px;border-radius:var(--r);background:var(--accent-soft);font-size:.95rem}
aside.side{display:grid;gap:22px}
.side .box{border-top:2px solid var(--ink);padding-top:16px;display:grid;gap:8px}
.side .box p{font-size:.93rem;color:var(--muted)}
.side .val{font:700 .95rem/1.5 var(--mono);user-select:all;word-break:break-word}

/* Footer */
.foot{background:var(--steel);color:var(--steel-muted);padding-block:56px 32px;font-size:.9rem}
.foot .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:32px}
.foot h4{font:700 .72rem/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--steel-ink);margin:0 0 14px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot a{text-decoration:none}.foot a:hover{color:var(--steel-ink)}
.foot .logo{color:var(--steel-ink);margin-bottom:14px}
.foot .legal{margin-top:44px;padding-top:20px;border-top:1px solid var(--steel-line);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font:400 .75rem/1.4 var(--mono)}
@media (max-width:820px){.foot .cols{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot .cols{grid-template-columns:1fr}}

/* WhatsApp flotante */
.wa{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:60;display:flex;align-items:center;gap:8px;background:#1FA855;color:#fff;text-decoration:none;font:600 .88rem/1 var(--body);padding:13px 16px;border-radius:40px;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.wa svg{width:20px;height:20px}
@media (max-width:520px){.wa span{display:none}.wa{padding:14px}}

/* Mapa */
.map{width:100%;max-width:100%;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--bg)}
.map iframe{width:100%;height:100%;border:0;display:block}
.map-ph{display:grid;place-items:center;text-align:center;padding:20px;background:var(--bg) repeating-linear-gradient(0deg,transparent 0 39px,var(--line) 39px 40px),repeating-linear-gradient(90deg,transparent 0 39px,var(--line) 39px 40px)}
.map-ph div{display:grid;gap:10px;justify-items:center;background:var(--surface);padding:20px 24px;border-radius:var(--r);box-shadow:0 4px 16px rgba(26,37,53,.1)}
.map-ph p{color:var(--muted);font-size:.9rem}

/* Fotos de proceso */
.ph img{display:block}
.svc .ph{margin:-26px -22px 4px;width:calc(100% + 44px);max-width:none;border-radius:0;aspect-ratio:4/3}
.svc svg{display:none}

/* Redes sociales */
.social{display:flex;gap:10px;flex-wrap:wrap}
.social a{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.08);color:var(--steel-ink);transition:background .15s,transform .15s}
.social a:hover{background:var(--accent);transform:translateY(-2px)}
.social svg{width:19px;height:19px}
.side .social a{background:var(--blue-soft);color:var(--blue)}
.side .social a:hover{background:var(--accent);color:#fff}

/* Tabla de especificaciones */
.specs{overflow-x:auto;max-width:100%}
.specs table{width:100%;border-collapse:collapse;font-size:.92rem}
.specs caption{text-align:left;font:700 .74rem/1 var(--body);letter-spacing:.12em;text-transform:uppercase;color:var(--blue);padding-bottom:10px}
.specs th,.specs td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.specs th{font-weight:600;color:var(--muted);width:42%;background:var(--bg)}
.specs td{font-variant-numeric:tabular-nums;color:var(--ink)}
.specs tr:first-child th,.specs tr:first-child td{border-top:2px solid var(--accent)}

/* Galería de producto */
.gal{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}
.gal-item{margin:0;display:grid;gap:8px}
.gal-item .ph{border-radius:var(--r)}
.gal-item figcaption{font-size:.88rem;font-weight:600;color:var(--ink)}

.tags{align-items:center;align-content:flex-start}
.tag{display:inline-block}

/* Materiales */
.mat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.mat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:grid;align-content:start;min-width:0}
.mat .ph{border-radius:0;background-color:#fff}
.mat .ph img{object-fit:contain;background:#fff}
.mat-body{padding:18px;display:grid;gap:12px}
.mat-body h3{font-size:1.1rem}
.mat .specs th{width:38%}
.mat-teaser{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mat-teaser a{display:grid;gap:8px;text-decoration:none;background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:var(--r);padding:22px;transition:transform .15s}
.mat-teaser a:hover{transform:translateY(-2px)}
.mat-teaser .k{font:800 1.3rem/1 var(--body);color:var(--accent)}
.mat-teaser p{color:var(--muted);font-size:.93rem}
@media (max-width:760px){.mat-teaser{grid-template-columns:1fr}}

/* Materiales: imagen compacta, sin estirar */
.mat .ph{aspect-ratio:auto!important;height:150px;padding:14px;background:#fff;border-bottom:1px solid var(--line)}
.mat .ph img{width:100%;height:100%;object-fit:contain;image-rendering:auto}
.mat .ph[data-foto]:not(:has(img)){background:repeating-linear-gradient(135deg,var(--steel-2) 0 14px,var(--steel) 14px 28px)}

.mat .ph[data-foto]:not(:has(img)){background:var(--bg)}
.mat .ph[data-foto]:not(:has(img))::after{content:"Foto próximamente";color:var(--muted);text-align:center;top:50%;bottom:auto;transform:translateY(-50%);text-transform:none;letter-spacing:0;font-size:.85rem}
.mat .specs table,.mat .specs tbody,.mat .specs tr{display:block}
.mat .specs tr{display:grid;grid-template-columns:1fr;gap:2px;padding:8px 0;border-bottom:1px solid var(--line)}
.mat .specs tr:first-child{border-top:2px solid var(--accent)}
.mat .specs th,.mat .specs td{display:block;width:auto;padding:0;border:0;background:none}
.mat .specs th{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em}
.mat .specs tr:first-child th,.mat .specs tr:first-child td{border-top:0}
html[lang="en"] .mat .ph[data-foto]:not(:has(img))::after{content:"Photo coming soon"}