/* =========================================================
   DIABSA Engineering and Solutions — hoja de estilos
   ========================================================= */
:root{
  --red:#e30613;          /* rojo del logotipo */
  --red-soft:#f5544d;     /* rojo corporativo (manual) */
  --red-dark:#b0040f;
  --ink:#121417;
  --ink-2:#1b1e23;
  --ink-3:#262a31;
  --steel:#8b929c;
  --line:#e3e4e6;
  --paper:#f5f5f3;
  --white:#ffffff;
  --text:#2a2e34;
  --muted:#5d636c;
  --radius:4px;
  --max:1240px;
  --head:"Barlow Condensed","Arial Narrow",sans-serif;
  --body:"Barlow",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--body);font-size:17px;line-height:1.65;color:var(--text);background:var(--white)}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--head);line-height:1.05;margin:0 0 .5em;color:var(--ink);font-weight:700;letter-spacing:.005em}
h1{font-size:clamp(2.6rem,6vw,4.9rem);text-transform:uppercase}
h2{font-size:clamp(2rem,4vw,3.1rem);text-transform:uppercase}
h3{font-size:1.5rem;text-transform:uppercase}
p{margin:0 0 1.1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:0;background:var(--red);color:#fff;padding:10px 16px;z-index:200}
.skip:focus{left:12px;top:12px}
:focus-visible{outline:3px solid var(--red-soft);outline-offset:3px}

/* ---------- eyebrow / tags ---------- */
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--red);display:inline-flex;align-items:center;gap:.7em;margin-bottom:1.1rem}
.eyebrow::before{content:"";width:28px;height:2px;background:currentColor}
.dark .eyebrow{color:var(--red-soft)}
.lead{font-size:1.22rem;color:var(--muted);max-width:60ch}
.dark .lead{color:#b9bec6}

/* ---------- botones ---------- */
.btn{display:inline-flex;align-items:center;gap:.6em;font-family:var(--head);font-weight:600;font-size:1.08rem;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;padding:.85em 1.5em;border:2px solid var(--red);background:var(--red);color:#fff;border-radius:var(--radius);transition:background .2s,color .2s,border-color .2s;cursor:pointer}
.btn:hover{background:var(--red-dark);border-color:var(--red-dark)}
.btn svg{width:18px;height:18px}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.dark .btn--ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.dark .btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:1.8rem}

/* ---------- topbar + header ---------- */
.topbar{background:var(--ink);color:#c5c9cf;font-size:.86rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:40px;flex-wrap:wrap}
.topbar a{text-decoration:none;color:#c5c9cf}
.topbar a:hover{color:#fff}
.topbar .tb-left,.topbar .tb-right{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:84px;gap:24px}
.brand img{height:46px;width:auto}
.nav{display:flex;align-items:center;gap:4px}
.nav a{font-family:var(--head);font-weight:600;font-size:1.06rem;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;color:var(--ink);padding:10px 14px;position:relative}
.nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav a:hover::after,.nav a[aria-current="page"]::after{transform:scaleX(1)}
.nav a[aria-current="page"]{color:var(--red)}
.nav .btn{margin-left:12px;padding:.6em 1.15em;color:#fff}
.nav .btn::after{display:none}
.has-sub{position:relative}
.sub{position:absolute;top:100%;left:0;min-width:320px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--red);box-shadow:0 18px 40px rgba(0,0,0,.12);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(6px);transition:all .2s}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;font-family:var(--body);font-weight:500;text-transform:none;letter-spacing:0;font-size:.98rem;padding:9px 20px}
.sub a::after{display:none}
.sub a:hover{background:var(--paper);color:var(--red)}
.menu-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}
.menu-toggle span{display:block;width:26px;height:2px;background:var(--ink);margin:6px 0;transition:.25s}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;mask-image:linear-gradient(90deg,transparent 0%,#000 55%,#000 100%)}
.hero::after{content:"";position:absolute;z-index:-1;right:-6%;top:50%;transform:translateY(-50%);width:min(720px,62vw);aspect-ratio:1;background:url(../img/diabsa-jaguar.png) center/contain no-repeat;opacity:.16;filter:grayscale(1) brightness(1.6)}
.hero .wrap{padding-top:clamp(70px,10vw,130px);padding-bottom:clamp(70px,10vw,120px)}
.hero h1{color:#fff;max-width:14ch}
.hero h1 em{font-style:normal;color:var(--red-soft)}
.hero .lead{color:#c3c8cf;font-size:1.3rem}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.12);margin-top:clamp(50px,7vw,90px)}
.hero-stats div{padding:26px 22px 0 0}
.hero-stats strong{display:block;font-family:var(--head);font-size:2.6rem;line-height:1;color:#fff}
.hero-stats span{font-size:.92rem;color:#9aa1ab}

/* page hero (interiores) */
.page-hero{background:var(--ink);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.page-hero::before{content:"";position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(90deg,transparent,#000 70%)}
.page-hero::after{content:"";position:absolute;right:0;bottom:0;width:38%;height:6px;background:var(--red)}
.page-hero .wrap{padding-top:clamp(56px,8vw,96px);padding-bottom:clamp(50px,7vw,84px)}
.page-hero h1{color:#fff;font-size:clamp(2.4rem,5.4vw,4.2rem);max-width:20ch}
.page-hero .lead{color:#c3c8cf}
.crumbs{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:#8d949e;margin-bottom:1.4rem}
.crumbs a{color:#c3c8cf;text-decoration:none}
.crumbs a:hover{color:#fff}
.crumbs span{margin:0 .5em;color:var(--red-soft)}

/* ---------- secciones ---------- */
.section{padding:clamp(70px,9vw,120px) 0}
.section--paper{background:var(--paper)}
.dark{background:var(--ink);color:#d7dbe0}
.dark h2,.dark h3{color:#fff}
.section-head{display:grid;grid-template-columns:1fr 1fr;gap:40px 64px;align-items:end;margin-bottom:56px}
.section-head h2{margin:0}
.section-head p{margin:0;color:var(--muted)}
.dark .section-head p{color:#aab0b8}
.two-col{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(40px,6vw,90px);align-items:start}
.prose p{color:var(--text)}
.prose p:first-of-type{font-size:1.18rem;color:var(--ink)}

/* tarjetas de áreas (home + hub) */
.areas{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.area{position:relative;padding:38px 34px 34px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-decoration:none;background:#fff;transition:background .25s;display:flex;flex-direction:column}
.area:hover{background:var(--ink)}
.area:hover h3{color:#fff}
.area:hover p{color:#aab0b8}
.area .num{font-family:var(--mono);font-size:.8rem;color:var(--red);letter-spacing:.1em}
.area .ico{width:52px;height:52px;margin:22px 0 20px;color:var(--red)}
.area h3{margin-bottom:.45em;transition:color .25s}
.area p{color:var(--muted);font-size:.98rem;margin-bottom:1.4em;transition:color .25s}
.area .more{margin-top:auto;font-family:var(--head);font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--red);font-size:.98rem;display:flex;align-items:center;gap:.5em}
.area .more svg{width:16px;transition:transform .25s}
.area:hover .more svg{transform:translateX(5px)}

/* lista de especialidades */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.chips li{font-size:.9rem;border:1px solid var(--line);padding:6px 12px;border-radius:2px;background:#fff}
.dark .chips li{background:transparent;border-color:rgba(255,255,255,.16);color:#d7dbe0}

/* etapas */
.stages{counter-reset:st;display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:20px;border-top:2px solid var(--red)}
.stage{padding:22px 18px 0 0}
.stage::before{counter-increment:st;content:counter(st,decimal-leading-zero);font-family:var(--mono);font-size:.8rem;color:var(--red-soft);display:block;margin-bottom:8px}
.stage h4{font-size:1.3rem;text-transform:uppercase;color:#fff;margin-bottom:.35em}
.stage p{font-size:.92rem;color:#aab0b8;margin:0}

/* por qué */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.why div{background:#fff;padding:30px 26px}
.why svg{width:30px;height:30px;color:var(--red);margin-bottom:14px}
.why h4{font-size:1.3rem;text-transform:uppercase;margin:0}

/* industrias */
.industries{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.industry{display:flex;align-items:center;gap:16px;padding:22px 22px;border:1px solid rgba(255,255,255,.12);background:var(--ink-2)}
.industry svg{width:34px;height:34px;flex:none;color:var(--red-soft)}
.industry span{font-family:var(--head);font-size:1.32rem;font-weight:600;text-transform:uppercase;color:#fff;line-height:1.1}
.section--paper .industry,.light-ind .industry{background:#fff;border-color:var(--line)}
.light-ind .industry span{color:var(--ink)}
.light-ind .industry svg{color:var(--red)}

/* clientes */
.clients{display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.client{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:120px;display:flex;align-items:center;justify-content:center;text-align:center;padding:18px;font-family:var(--head);font-weight:700;font-size:1.35rem;text-transform:uppercase;color:#6b717a;letter-spacing:.03em;background:#fff;transition:color .2s}
.client:hover{color:var(--ink)}
.client small{display:block;font-family:var(--body);font-weight:400;text-transform:none;font-size:.78rem;letter-spacing:0;color:var(--steel);margin-top:4px}

/* CTA */
.cta{background:var(--red);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.cta::after{content:"";position:absolute;z-index:-1;right:-80px;top:-60px;width:420px;height:420px;background:url(../img/diabsa-jaguar.png) center/contain no-repeat;opacity:.18;filter:grayscale(1) brightness(3)}
.cta .wrap{display:flex;justify-content:space-between;align-items:center;gap:30px;padding-top:64px;padding-bottom:64px;flex-wrap:wrap}
.cta h2{color:#fff;margin:0 0 .25em;font-size:clamp(1.9rem,3.6vw,2.8rem)}
.cta p{margin:0;color:#ffe3e4;max-width:56ch}
.cta .btn{background:#fff;color:var(--red);border-color:#fff}
.cta .btn:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.cta .btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}

/* ---------- páginas de servicio ---------- */
.svc-layout{display:grid;grid-template-columns:280px 1fr;gap:clamp(36px,5vw,72px);align-items:start}
.svc-nav{position:sticky;top:110px;border-left:2px solid var(--line)}
.svc-nav p{font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--steel);margin:0 0 10px 18px}
.svc-nav a{display:block;padding:8px 18px;margin-left:-2px;border-left:2px solid transparent;text-decoration:none;font-size:.96rem;color:var(--muted);line-height:1.35}
.svc-nav a:hover{color:var(--ink);border-color:var(--steel)}
.svc-nav a.active{color:var(--red);border-color:var(--red);font-weight:600}
.svc-nav .other{margin-top:28px;padding-top:20px;border-top:1px solid var(--line)}
.svc{padding:0 0 56px;margin-bottom:56px;border-bottom:1px solid var(--line);scroll-margin-top:110px}
.svc:last-child{border-bottom:0;margin-bottom:0}
.svc-head{display:flex;gap:20px;align-items:flex-start;margin-bottom:18px}
.svc-head .ico{width:56px;height:56px;flex:none;color:#fff;background:var(--red);padding:12px;border-radius:2px}
.svc-head .num{font-family:var(--mono);font-size:.78rem;color:var(--red);letter-spacing:.1em;display:block;margin-bottom:4px}
.svc-head h2{font-size:clamp(1.7rem,3vw,2.3rem);margin:0}
.svc .intro{font-size:1.16rem;color:var(--ink)}
.svc h4{font-family:var(--mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--steel);font-weight:500;margin:26px 0 12px}
.ticks{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:8px 28px}
.ticks li{position:relative;padding-left:24px;font-size:.98rem}
.ticks li::before{content:"";position:absolute;left:0;top:.62em;width:11px;height:2px;background:var(--red)}
.note{border-left:3px solid var(--red);background:var(--paper);padding:16px 20px;font-size:.98rem;margin-top:22px}

/* hub servicios */
.hub-group{display:grid;grid-template-columns:340px 1fr;gap:48px;padding:48px 0;border-top:1px solid var(--line)}
.hub-group:first-child{border-top:0;padding-top:0}
.hub-group h3{font-size:2rem}
.hub-group p{color:var(--muted)}
.hub-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.hub-list a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border:1px solid var(--line);text-decoration:none;font-weight:600;color:var(--ink);transition:all .2s;line-height:1.3}
.hub-list a:hover{border-color:var(--red);color:var(--red);background:#fff}
.hub-list a svg{width:16px;flex:none;color:var(--red)}

/* nosotros */
.mv{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12)}
.mv > div{background:var(--ink);padding:clamp(30px,4vw,52px)}
.mv h3{font-size:2.2rem;color:#fff}
.mv h3 small{display:block;font-family:var(--mono);font-size:.76rem;letter-spacing:.14em;color:var(--red-soft);margin-bottom:12px;font-weight:500}
.mv p{color:#b9bec6}
.mv .sub-h{font-family:var(--head);font-size:1.35rem;text-transform:uppercase;color:#fff;margin:-.2em 0 .8em}
.quote{font-family:var(--head);font-size:clamp(1.7rem,3.2vw,2.5rem);line-height:1.15;text-transform:uppercase;color:var(--ink);font-weight:600;border-left:6px solid var(--red);padding-left:28px;margin:0}
.quote em{font-style:normal;color:var(--red)}
.sectors{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:30px}
.sectors div{border-top:3px solid var(--red);background:#fff;padding:22px 20px}
.sectors h4{font-size:1.4rem;text-transform:uppercase;margin-bottom:.2em}
.sectors p{font-size:.92rem;color:var(--muted);margin:0}

/* galería */
.gallery-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
.gallery-filter button{font-family:var(--head);font-weight:600;font-size:1rem;letter-spacing:.06em;text-transform:uppercase;padding:9px 16px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink);border-radius:2px}
.gallery-filter button[aria-pressed="true"],.gallery-filter button:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery figure{margin:0;position:relative;overflow:hidden;background:var(--ink-3);aspect-ratio:4/3}
.gallery figure.tall{grid-row:span 2;aspect-ratio:auto}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery figure:hover img{transform:scale(1.05)}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:40px 18px 16px;background:linear-gradient(transparent,rgba(0,0,0,.78));color:#fff;font-family:var(--head);font-size:1.2rem;text-transform:uppercase;font-weight:600}
.gallery figcaption small{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;color:var(--red-soft);font-weight:400}
.ph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#6f7680;font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;background:
  repeating-linear-gradient(135deg,rgba(255,255,255,.025) 0 12px,transparent 12px 24px),var(--ink-3)}
.ph svg{width:40px;height:40px;opacity:.6}
.gallery figure.hide{display:none}

/* contacto */
.contact-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:clamp(36px,5vw,72px);align-items:start}
.cinfo{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.cinfo li{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:20px 0;border-bottom:1px solid var(--line);align-items:start}
.cinfo svg{width:24px;height:24px;color:var(--red);margin-top:4px}
.cinfo small{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--steel)}
.cinfo a,.cinfo strong{font-family:var(--head);font-size:1.45rem;font-weight:600;color:var(--ink);text-decoration:none;line-height:1.25}
.cinfo a:hover{color:var(--red)}
.form{background:var(--paper);padding:clamp(26px,4vw,46px);border-top:4px solid var(--red)}
.form h2{font-size:2rem}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-family:var(--mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;padding:13px 14px;border:1px solid #cfd2d6;background:#fff;border-radius:2px;color:var(--ink);width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(227,6,19,.12)}
.field textarea{min-height:140px;resize:vertical}
.hp{position:absolute;left:-9999px}
.consent{font-size:.86rem;color:var(--muted);display:flex;gap:10px;align-items:flex-start}
.form-msg{display:none;padding:14px 16px;margin-bottom:18px;font-weight:600}
.form-msg.ok{display:block;background:#e7f6ec;color:#17643a;border-left:4px solid #1e8a4f}
.form-msg.err{display:block;background:#fdecec;color:#9a1a1a;border-left:4px solid var(--red)}
.map{margin-top:28px;aspect-ratio:16/10;border:1px solid var(--line);background:var(--paper)}
.map iframe{width:100%;height:100%;border:0;display:block}

/* ---------- footer ---------- */
.site-footer{background:#0c0d0f;color:#9aa1ab;font-size:.95rem}
.site-footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding-top:72px;padding-bottom:56px}
.site-footer h5{font-family:var(--head);font-size:1.15rem;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin:0 0 18px;font-weight:600}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:9px}
.site-footer a{color:#9aa1ab;text-decoration:none}
.site-footer a:hover{color:#fff}
.f-brand img{height:42px;width:auto;margin-bottom:20px}
.f-brand .name{font-family:var(--head);font-size:1.3rem;letter-spacing:.06em;color:#fff;text-transform:uppercase;font-weight:600;margin-bottom:8px}
.f-tags{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;line-height:1.9;text-transform:uppercase;color:#6f7680}
.f-tags b{color:var(--red-soft);font-weight:400}
.bottom{border-top:1px solid #1f2227}
.bottom .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:22px;padding-bottom:22px;flex-wrap:wrap;font-size:.86rem}
.bottom .dev a{color:#fff;font-weight:600;border-bottom:1px solid var(--red-soft)}
.bottom .dev a:hover{color:var(--red-soft)}

/* volver arriba */
.to-top{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border:0;border-radius:2px;background:var(--red);color:#fff;display:grid;place-items:center;cursor:pointer;opacity:0;visibility:hidden;transition:.25s;z-index:90;box-shadow:0 8px 20px rgba(0,0,0,.2)}
.to-top.show{opacity:1;visibility:visible}
.to-top svg{width:20px}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .areas{grid-template-columns:repeat(2,1fr)}
  .why{grid-template-columns:repeat(2,1fr)}
  .clients{grid-template-columns:repeat(3,1fr)}
  .stages{grid-template-columns:repeat(3,1fr);row-gap:20px}
  .site-footer .top{grid-template-columns:1fr 1fr}
  .sectors{grid-template-columns:repeat(2,1fr)}
  .hub-group{grid-template-columns:1fr;gap:24px}
}
@media (max-width:980px){
  /* backdrop-filter convierte al header en contenedor de los fixed: se quita en móvil para que el menú ocupe la pantalla */
  .site-header{backdrop-filter:none;-webkit-backdrop-filter:none;background:#fff}
  .menu-toggle{display:block}
  .nav{position:absolute;top:100%;left:0;right:0;height:calc(100vh - 84px);height:calc(100dvh - 84px);background:#fff;flex-direction:column;align-items:stretch;padding:12px 24px 40px;gap:0;overflow:auto;opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .25s,transform .25s,visibility .25s;border-top:1px solid var(--line)}
  .nav.open{opacity:1;visibility:visible;transform:none}
  .has-sub > a{display:block}
  .nav > a,.has-sub > a{padding:16px 0;border-bottom:1px solid var(--line);font-size:1.25rem}
  .nav a::after{display:none}
  .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 8px 12px;min-width:0}
  .sub a{padding:8px 0}
  .nav .btn{margin:22px 0 0;justify-content:center}
  .menu-open .menu-toggle span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .menu-open .menu-toggle span:nth-child(2){opacity:0}
  .menu-open .menu-toggle span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .section-head,.two-col,.contact-grid,.svc-layout,.mv{grid-template-columns:1fr}
  .svc-nav{display:none}
  .industries{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .topbar .tb-left a:not(:first-child){display:none}
  .site-header .wrap{height:72px}
  .brand img{height:36px}
  .nav{height:calc(100vh - 72px);height:calc(100dvh - 72px)}
  .areas,.why,.industries,.hub-list,.ticks,.fgrid,.sectors,.gallery,.stages{grid-template-columns:1fr}
  .clients{grid-template-columns:repeat(2,1fr)}
  .site-footer .top{grid-template-columns:1fr;gap:32px}
  .area{padding:30px 24px}
  .gallery figure.tall{grid-row:auto;aspect-ratio:4/3}
  .hero-stats strong{font-size:2.1rem}
}

/* botón fantasma sobre fondos oscuros del hero */
.hero .btn--ghost,.page-hero .btn--ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.hero .btn--ghost:hover,.page-hero .btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}

/* formulario mailto + botones de copiar */
.form-msg[hidden]{display:none}
#form-msg{display:block;margin:4px 0 0;padding:14px 16px;font-weight:500;background:#fff;border-left:4px solid var(--red);color:var(--ink);font-size:.95rem}
.mini-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.mini-btn{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;padding:7px 12px;border:1px solid #cfd2d6;background:#fff;color:var(--ink);border-radius:2px;cursor:pointer;text-decoration:none;line-height:1.2}
.cinfo .mini-btn{font-family:var(--mono);font-size:.72rem;font-weight:400;color:var(--ink)}
.mini-btn:hover,.cinfo .mini-btn:hover{border-color:var(--red);color:var(--red)}
.cinfo a,.cinfo strong{word-break:break-word}
.contact-grid + .wrap .map{margin-top:clamp(40px,6vw,72px);aspect-ratio:auto;height:380px}

/* logotipos de clientes */
.client img{width:auto;height:auto;max-width:78%;max-height:72px;object-fit:contain;filter:grayscale(1);opacity:.75;transition:filter .25s,opacity .25s}
.client:hover img{filter:none;opacity:1}
@media (hover:none){.client img{filter:none;opacity:1}}
@media (max-width:640px){.client{min-height:110px}.client img{max-height:60px}}