/* =========================================================
   ArKente — Thermal Engineering
   Brand: red #D8261A · yellow #FFDC03 · charcoal ink
   ========================================================= */

:root{
  --red:#d8261a;          /* brand red (original logo) */
  --red-600:#c21a10;      /* accent / gradient top */
  --red-700:#a3130b;      /* darker */
  --red-900:#5e0a05;      /* deepest */
  --red-tint-1:#fdeceb;   /* soft icon-chip tint */
  --red-tint-2:#fbe0de;
  --yellow:#ffdc03;       /* authentic brand yellow (matches logo) */
  --yellow-soft:#ffe75c;
  --ink:#16130f;
  --ink-800:#211d17;
  --ink-700:#2c2820;
  --paper:#ffffff;
  --paper-2:#f6f3ee;
  --muted:#6a655d;
  --muted-2:#8b857b;
  --line:rgba(20,16,12,.10);
  --line-strong:rgba(20,16,12,.16);
  --ring:rgba(216,38,26,.32);

  --container:1180px;
  --radius:16px;
  --radius-sm:11px;
  --shadow-sm:0 1px 2px rgba(20,16,12,.06), 0 4px 14px rgba(20,16,12,.06);
  --shadow-md:0 6px 22px rgba(20,16,12,.10), 0 2px 6px rgba(20,16,12,.06);
  --shadow-lg:0 24px 60px rgba(20,16,12,.18);

  --font-head:"Archivo","Archivo Narrow",system-ui,"Segoe UI",Arial,sans-serif;
  --font-body:"Inter",system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;

  --header-h:74px;
}

*,*::before,*::after{box-sizing:border-box}
/* native smooth off — JS drives momentum smoothing (main.js). Falls back to instant if JS is unavailable. */
html{scroll-behavior:auto}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
[hidden]{display:none !important}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:800;line-height:1.06;letter-spacing:-.01em;margin:0}

.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:clamp(18px,4vw,40px)}

/* ---------- shared section furniture ---------- */
.section{padding:clamp(64px,9vw,120px) 0}
.section--tight{padding:clamp(48px,7vw,84px) 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55em;
  font-family:var(--font-head);font-weight:700;font-size:.78rem;
  text-transform:uppercase;letter-spacing:.18em;color:var(--red);margin:0 0 16px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--yellow);display:inline-block}
.section-head{max-width:720px;margin-bottom:clamp(34px,5vw,56px)}
.section-head.center{margin-inline:auto;text-align:center}
.section-head h2{font-size:clamp(1.9rem,3.6vw,3rem)}
.section-head p{font-size:clamp(1.02rem,1.5vw,1.18rem);color:var(--muted);margin:16px 0 0;max-width:60ch}
.section-head.center p{margin-inline:auto}
.dark .eyebrow{color:var(--yellow)}
.dark .eyebrow::before{background:var(--red)}
.hl{color:var(--yellow)}

/* dark sections */
.dark{background:var(--ink);color:#f4efe7}
.dark h2,.dark h3{color:#fff}
.dark .section-head p{color:#c8c1b5}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--red);--fg:#fff;
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  background:var(--bg);color:var(--fg);
  font-family:var(--font-head);font-weight:700;font-size:.98rem;letter-spacing:.01em;
  padding:.85em 1.5em;border:2px solid var(--bg);border-radius:999px;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(216,38,26,.32)}
.btn:active{transform:translateY(0)}
.btn--ghost{--bg:transparent;--fg:var(--ink);border-color:var(--line-strong)}
.btn--ghost:hover{border-color:var(--ink);box-shadow:none;background:var(--ink);color:#fff}
.btn--light{--bg:#fff;--fg:var(--ink);border-color:#fff}
.btn--outline-light{--bg:transparent;--fg:#fff;border-color:rgba(255,255,255,.5)}
.btn--outline-light:hover{background:#fff;color:var(--ink);border-color:#fff;box-shadow:none}
.btn--yellow{--bg:var(--yellow);--fg:var(--ink);border-color:var(--yellow)}
.btn--yellow:hover{box-shadow:0 10px 24px rgba(255,212,0,.4)}
.btn--wa{--bg:#25d366;--fg:#08331a;border-color:#25d366}
.btn--wa:hover{box-shadow:0 10px 24px rgba(37,211,102,.4)}
.btn--sm{padding:.6em 1.05em;font-size:.9rem}

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:60;height:var(--header-h);
  display:flex;align-items:center;
  transition:background .3s ease, box-shadow .3s ease, height .3s ease;
}
.site-header .container{display:flex;align-items:center;gap:20px;width:100%}
.brand{display:flex;align-items:center;gap:10px;margin-right:auto}
/* logo sized by HEIGHT only — width auto keeps any aspect ratio undistorted when the SVG is hot-swapped */
.brand img{height:40px;width:auto;max-width:230px;object-fit:contain;filter:drop-shadow(0 2px 6px rgba(0,0,0,.25));transition:height .3s ease}
.site-nav{display:flex;align-items:center;gap:4px}
.site-nav a{
  font-family:var(--font-head);font-weight:600;font-size:.96rem;color:#f3eee6;
  padding:.5em .8em;border-radius:8px;position:relative;transition:color .18s;
}
.site-nav a::after{
  content:"";position:absolute;left:.8em;right:.8em;bottom:.28em;height:2px;
  background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.site-nav a:hover,.site-nav a.active{color:#fff}
.site-nav a:hover::after,.site-nav a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}

/* header scrolled */
.site-header.scrolled{background:rgba(255,255,255,.94);backdrop-filter:blur(10px);box-shadow:var(--shadow-sm);height:64px}
.site-header.scrolled .site-nav a{color:#3a352d}
.site-header.scrolled .site-nav a:hover,.site-header.scrolled .site-nav a.active{color:var(--red)}
.site-header.scrolled .site-nav a::after{background:var(--red)}
.site-header.scrolled .brand img{filter:none;height:34px}
.site-header.scrolled .lang-btn{color:#3a352d;border-color:var(--line-strong)}
.site-header.scrolled .nav-toggle span{background:var(--ink)}

/* language switcher */
.lang{position:relative}
.lang-btn{
  display:inline-flex;align-items:center;gap:.5em;background:transparent;color:#f3eee6;
  border:1.5px solid rgba(255,255,255,.4);border-radius:999px;padding:.42em .8em;
  font-family:var(--font-head);font-weight:700;font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;
  transition:border-color .18s,color .18s,background .18s;
}
.lang-btn:hover{border-color:var(--yellow)}
.lang-btn .flag{font-size:1.05rem;line-height:1}
.lang-btn .caret{transition:transform .2s}
.lang[aria-expanded="true"] .lang-btn .caret{transform:rotate(180deg)}
.lang-menu{
  position:absolute;right:0;top:calc(100% + 10px);min-width:170px;background:#fff;color:var(--ink);
  border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-md);padding:6px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.18s ease;
}
.lang[aria-expanded="true"] .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-menu button{
  display:flex;align-items:center;gap:.6em;width:100%;background:transparent;border:0;
  padding:.6em .7em;border-radius:8px;font-size:.95rem;color:var(--ink);text-align:left;
}
.lang-menu button:hover{background:var(--paper-2)}
.lang-menu button.active{color:var(--red);font-weight:700}
.lang-menu .flag{font-size:1.1rem;line-height:1}

/* hamburger */
.nav-toggle{display:none;flex-direction:column;gap:5px;background:transparent;border:0;padding:8px}
.nav-toggle span{width:26px;height:2.5px;background:#fff;border-radius:3px;transition:transform .28s ease, opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  padding-top:calc(var(--header-h) + 30px);padding-bottom:56px;color:#fff;overflow:hidden;
}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(12,10,8,.55) 0%,rgba(12,10,8,.35) 40%,rgba(12,10,8,.74) 100%),
    linear-gradient(90deg,rgba(94,10,5,.72) 0%,rgba(20,16,12,.55) 55%,rgba(20,16,12,.25) 100%);
}
.hero .container{position:relative;z-index:1;width:100%}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:.6em;font-family:var(--font-head);font-weight:700;
  font-size:.82rem;text-transform:uppercase;letter-spacing:.16em;color:var(--yellow);
  background:rgba(216,38,26,.28);border:1px solid rgba(255,212,0,.38);
  padding:.5em 1em;border-radius:999px;margin-bottom:22px;
}
.hero h1{font-size:clamp(2.5rem,6.2vw,4.7rem);max-width:16ch;text-shadow:0 2px 30px rgba(0,0,0,.35)}
.hero__sub{font-size:clamp(1.02rem,1.5vw,1.2rem);max-width:60ch;margin:22px 0 34px;color:#efe9df}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px}
.hero__stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:clamp(40px,6vw,72px);max-width:820px;
}
.hero__stats--3{grid-template-columns:repeat(3,1fr);max-width:720px}
.stat{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(4px);border-radius:14px;padding:18px 18px 16px;
}
.stat__num{font-family:var(--font-head);font-weight:800;font-size:clamp(1.7rem,3vw,2.5rem);color:var(--yellow);line-height:1.02}
.stat__num--sm{font-size:clamp(1.15rem,2.1vw,1.6rem)}
.stat__label{font-size:.85rem;color:#e7e1d6;margin-top:8px;line-height:1.35}
.scroll-cue{
  position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:1;
  color:rgba(255,255,255,.7);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;
  display:flex;flex-direction:column;align-items:center;gap:8px;
}
.scroll-cue .dot{width:22px;height:36px;border:2px solid rgba(255,255,255,.5);border-radius:999px;position:relative}
.scroll-cue .dot::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;background:var(--yellow);border-radius:2px;transform:translateX(-50%);animation:scrolldot 1.6s infinite}
@keyframes scrolldot{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}80%{opacity:0;transform:translate(-50%,12px)}}

/* =========================================================
   TRUST STRIP
   ========================================================= */
.trust{border-bottom:1px solid var(--line);background:#fff}
.trust .container{padding-block:26px;display:flex;align-items:center;gap:clamp(18px,4vw,50px);flex-wrap:wrap;justify-content:center}
.trust__label{font-family:var(--font-head);font-weight:700;text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;color:var(--muted-2)}
.trust__logos{display:flex;flex-wrap:wrap;align-items:center;gap:clamp(16px,3.5vw,42px);justify-content:center}
.trust__logos span{font-family:var(--font-head);font-weight:800;font-size:clamp(.95rem,1.6vw,1.2rem);letter-spacing:.02em;color:#b7b0a4;transition:color .2s}
.trust__logos span:hover{color:var(--ink)}

/* =========================================================
   SERVICES
   ========================================================= */
.cards{display:grid;gap:clamp(16px,2vw,22px)}
/* services intro carries a full sentence as the heading — size it down from the default H2 */
.services-head{max-width:900px}
.services-head h2{font-size:clamp(1.4rem,2.5vw,2rem);line-height:1.24}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:transparent}
.card__icon{
  width:54px;height:54px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;
  background:linear-gradient(135deg,var(--red-tint-1),var(--red-tint-2));color:var(--red);
}
.card__icon svg{width:27px;height:27px}
.card h3{font-size:1.24rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.98rem;margin:0}
/* services closing callout (7th item) — full-width dark band */
.svc-callout{
  margin-top:clamp(18px,2.4vw,26px);display:flex;gap:22px;align-items:center;
  background:var(--ink);color:#f4efe7;border-radius:var(--radius);padding:clamp(24px,3.4vw,38px);
}
.svc-callout__icon{flex:none;width:60px;height:60px;border-radius:15px;display:grid;place-items:center;background:rgba(255,212,0,.14);color:var(--yellow)}
.svc-callout__icon svg{width:30px;height:30px}
.svc-callout h3{color:#fff;font-size:1.3rem;margin-bottom:8px}
.svc-callout p{color:#c8c1b5;margin:0;font-size:1rem}
@media (max-width:620px){.svc-callout{flex-direction:column;align-items:flex-start;gap:16px}}
.card__num{position:absolute;top:16px;right:22px;font-family:var(--font-head);font-weight:800;font-size:2.4rem;color:var(--paper-2);z-index:0;line-height:1}

/* =========================================================
   PRODUCTS (dark)
   ========================================================= */
.product{
  background:var(--ink-800);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,border-color .2s,box-shadow .2s;
}
.product:hover{transform:translateY(-4px);border-color:rgba(255,212,0,.4);box-shadow:0 20px 40px rgba(0,0,0,.4)}
.product__media{aspect-ratio:4/3;overflow:hidden;background:#0f0d0a}
.product__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.product:hover .product__media img{transform:scale(1.06)}
.product__body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.tag{align-self:flex-start;background:rgba(255,212,0,.14);color:var(--yellow);border:1px solid rgba(255,212,0,.3);
  font-family:var(--font-head);font-weight:700;font-size:.74rem;letter-spacing:.02em;padding:.34em .7em;border-radius:999px;margin-bottom:12px}
.product h3{font-size:1.16rem;margin-bottom:9px}
.product p{color:#c3bcae;font-size:.94rem;margin:0}
.norms{margin-top:clamp(30px,4vw,46px);text-align:center}
.norms__label{font-family:var(--font-head);font-weight:700;text-transform:uppercase;letter-spacing:.14em;font-size:.74rem;color:var(--yellow);margin-bottom:16px}
.norms__list{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.norms__list span{border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:.45em .95em;font-size:.85rem;color:#d7d0c4;font-weight:500}

/* =========================================================
   SECTORS
   ========================================================= */
.sectors-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(12px,1.6vw,18px)}
.sector{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:26px 16px;text-align:center;transition:.22s ease;
}
.sector:hover{background:var(--red);border-color:var(--red);transform:translateY(-4px);box-shadow:var(--shadow-md)}
.sector__icon{width:46px;height:46px;margin:0 auto 14px;color:var(--red);transition:color .22s}
.sector:hover .sector__icon,.sector:hover h3{color:#fff}
.sector h3{font-size:1rem;font-weight:700;letter-spacing:-.005em;transition:color .22s}

/* =========================================================
   PROCESS
   ========================================================= */
.process-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,56px);align-items:center}
.steps{display:grid;gap:22px}
.step{display:flex;gap:18px;align-items:flex-start}
.step__n{
  flex:none;width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  font-family:var(--font-head);font-weight:800;font-size:1.4rem;color:var(--red);
  background:#fff;border:2px solid var(--red);box-shadow:var(--shadow-sm);
}
.step h3{font-size:1.16rem;margin-bottom:5px}
.step p{color:var(--muted);font-size:.97rem;margin:0}
.process__media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/5}
.process__media img{width:100%;height:100%;object-fit:cover}
.process__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(94,10,5,.55))}
.benefits{
  margin-top:clamp(36px,5vw,60px);background:linear-gradient(120deg,var(--red-700),var(--red));
  border-radius:var(--radius);padding:clamp(26px,4vw,44px);color:#fff;
}
.benefits h3{font-size:1.5rem;margin-bottom:22px;color:#fff}
.benefits__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 34px}
.benefit{display:flex;gap:13px;align-items:flex-start;font-size:1.02rem}
.benefit svg{flex:none;width:24px;height:24px;color:var(--yellow);margin-top:2px}

/* =========================================================
   PROJECTS
   ========================================================= */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:clamp(28px,4vw,44px)}
.filter{
  background:#fff;border:1.5px solid var(--line-strong);border-radius:999px;
  padding:.5em 1.15em;font-family:var(--font-head);font-weight:600;font-size:.9rem;color:var(--muted);transition:.18s;
}
.filter:hover{border-color:var(--ink);color:var(--ink)}
.filter.active{background:var(--red);border-color:var(--red);color:#fff}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,1.8vw,20px)}
.tile{
  position:relative;border-radius:var(--radius-sm);overflow:hidden;aspect-ratio:4/3;
  box-shadow:var(--shadow-sm);cursor:pointer;background:#e9e5df;
  transition:transform .35s cubic-bezier(.2,.7,.2,1), opacity .35s;
}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.tile:hover img{transform:scale(1.07)}
.tile__cat{
  position:absolute;top:12px;left:12px;z-index:2;background:var(--yellow);color:var(--ink);
  font-family:var(--font-head);font-weight:700;font-size:.68rem;letter-spacing:.04em;text-transform:uppercase;
  padding:.34em .66em;border-radius:6px;
}
.tile__cap{
  position:absolute;inset:auto 0 0 0;z-index:2;padding:16px 15px 14px;color:#fff;
  background:linear-gradient(180deg,transparent,rgba(10,8,6,.9));
}
.tile__cap h3{font-size:1.02rem;line-height:1.15;margin-bottom:3px}
.tile__cap span{font-size:.82rem;color:#e5ddcf}
.tile.hide{display:none}
.tile.pop{animation:pop .4s ease}
@keyframes pop{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}
/* --- carousel tiles (rotating images) --- */
.product__media--carousel{position:relative}
.tile__slides{position:absolute;inset:0;z-index:1}
.tile__slides img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .7s ease, transform .5s ease;
}
.tile__slides img.is-active{opacity:1}
.tile--carousel:hover .tile__slides img.is-active{transform:scale(1.07)}
.tile__dots{
  position:absolute;bottom:12px;right:12px;z-index:3;display:flex;gap:6px;
}
.tile__dots button{
  width:8px;height:8px;padding:0;border:0;border-radius:50%;cursor:pointer;
  background:rgba(255,255,255,.55);box-shadow:0 0 0 1px rgba(0,0,0,.18);
  transition:background .25s ease, transform .25s ease;
}
.tile__dots button:hover{background:rgba(255,255,255,.85)}
.tile__dots button.active{background:#fff;transform:scale(1.3)}
@media (prefers-reduced-motion: reduce){
  .tile__slides img{transition:opacity .01s}
  .tile--carousel:hover .tile__slides img.is-active{transform:none}
}
/* --- country flag chip (top-right of tile) --- */
.tile__flag{
  position:absolute;top:11px;right:11px;z-index:3;
  font-size:1.5rem;line-height:1;
  padding:.14em .2em;border-radius:8px;
  background:rgba(12,10,8,.42);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);
  box-shadow:0 2px 8px rgba(0,0,0,.4);
}
/* --- tiles open the lightbox on click --- */
.tile{cursor:zoom-in}
/* --- projects lightbox (product view) --- */
body.lb-lock{overflow:hidden}
.lightbox{
  position:fixed;inset:0;z-index:1000;display:none;
  align-items:center;justify-content:center;
  padding:clamp(10px,3vw,40px);
  background:rgba(8,6,5,.9);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.lightbox.open{display:flex;animation:lbfade .2s ease}
@keyframes lbfade{from{opacity:0}to{opacity:1}}
.lb__panel{
  position:relative;display:flex;overflow:hidden;
  width:min(1240px,95vw);height:min(88vh,860px);
  background:var(--ink-800);border:1px solid rgba(255,255,255,.08);
  border-radius:16px;box-shadow:0 40px 100px rgba(0,0,0,.6);
}
/* left — main carousel */
.lb__main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;padding:clamp(14px,2vw,28px);gap:14px}
.lb__stage{flex:1 1 auto;min-height:0;display:flex;align-items:center;justify-content:center;background:#0f0d0a;border-radius:12px;overflow:hidden}
.lb__img{max-width:100%;max-height:100%;object-fit:contain}
.lb__thumbs{flex:0 0 auto;display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.lb__thumb{
  width:66px;height:66px;padding:0;border:2px solid transparent;border-radius:9px;
  overflow:hidden;cursor:pointer;background:#0f0d0a;opacity:.55;
  transition:opacity .2s ease,border-color .2s ease;
}
.lb__thumb:hover{opacity:.85}
.lb__thumb.active{opacity:1;border-color:var(--yellow)}
.lb__thumb img{width:100%;height:100%;object-fit:cover;display:block}
.lb__cap{flex:0 0 auto;text-align:center;color:#fff}
.lb__cat{
  display:inline-block;background:var(--yellow);color:var(--ink);
  font-family:var(--font-head);font-weight:700;font-size:.66rem;letter-spacing:.05em;
  text-transform:uppercase;padding:.3em .62em;border-radius:6px;
}
.lb__cap h3{font-size:clamp(1.02rem,2.2vw,1.3rem);margin:9px 0 2px;line-height:1.15}
.lb__flag{font-size:1.15em;margin-right:.32em}
.lb__sub{margin:0;color:#c9c0b2;font-size:.9rem}
/* right — scrollable item list */
.lb__list{
  flex:0 0 clamp(240px,26vw,320px);overflow-y:auto;
  background:rgba(0,0,0,.22);border-left:1px solid rgba(255,255,255,.08);
  padding:10px;display:flex;flex-direction:column;gap:6px;
}
.lb__row{
  display:flex;gap:11px;align-items:center;text-align:left;width:100%;
  padding:8px;border:0;border-radius:10px;cursor:pointer;
  background:transparent;color:#e5ddcf;transition:background .18s ease;
}
.lb__row:hover{background:rgba(255,255,255,.06)}
.lb__row.is-selected{background:rgba(216,38,26,.16);box-shadow:inset 3px 0 0 var(--red)}
.lb__row img{width:54px;height:54px;flex:0 0 auto;object-fit:cover;border-radius:7px}
.lb__rowtext{display:flex;flex-direction:column;min-width:0;gap:2px}
.lb__rowtext .t{
  font-family:var(--font-head);font-weight:600;font-size:.84rem;line-height:1.16;
  overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.lb__rowtext .s{font-size:.74rem;color:#a89f92;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lb__close{
  position:absolute;top:12px;right:12px;z-index:3;width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;border:0;cursor:pointer;
  color:#fff;background:rgba(0,0,0,.45);border-radius:50%;transition:background .2s ease;
}
.lb__close:hover{background:rgba(0,0,0,.72)}
.lb__close svg{width:20px;height:20px}
@media (max-width:760px){
  .lb__panel{flex-direction:column;height:min(90vh,880px)}
  .lb__list{flex:0 0 auto;max-height:34vh;border-left:0;border-top:1px solid rgba(255,255,255,.08)}
}

/* =========================================================
   DISTINCTIONS (dark)
   ========================================================= */
.dist-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,4vw,56px);align-items:center}
.certs{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cert{background:#fff;border-radius:12px;padding:12px;box-shadow:var(--shadow-md)}
.cert img{border-radius:6px;width:100%}
.cert figcaption{font-size:.8rem;color:#4a453c;margin-top:10px;line-height:1.3;text-align:center}
.policies{display:grid;gap:16px}
.policy{display:flex;gap:16px;align-items:flex-start;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:14px;padding:20px}
.policy__icon{flex:none;width:46px;height:46px;border-radius:11px;display:grid;place-items:center;background:rgba(255,212,0,.14);color:var(--yellow)}
.policy__icon svg{width:24px;height:24px}
.policy h3{font-size:1.14rem;margin-bottom:6px}
.policy p{margin:0;color:#c3bcae;font-size:.95rem}

/* =========================================================
   PRESENCE
   ========================================================= */
.presence{background:var(--paper-2)}
.flags{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;max-width:820px;margin:0 auto}
.flag-chip{
  display:flex;align-items:center;gap:.6em;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:.7em 1.25em;font-family:var(--font-head);font-weight:600;font-size:1.02rem;
  box-shadow:var(--shadow-sm);transition:transform .2s ease, box-shadow .2s ease;
}
.flag-chip:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.flag-chip .flag{font-size:1.45rem;line-height:1}

/* =========================================================
   ABOUT
   ========================================================= */
.about{background:var(--paper-2)}
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,64px);align-items:center}
.about p{color:#4a453c;margin:0 0 16px;font-size:1.03rem}
.about__facts{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.fact{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}
.fact h4{font-family:var(--font-head);font-size:1rem;color:var(--red);margin-bottom:6px}
.fact p{font-size:.9rem;margin:0;color:var(--muted)}
.about__media{position:relative}
.about__media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:1/1;object-fit:cover}
.about__badge{
  position:absolute;left:-10px;bottom:-16px;background:var(--yellow);color:var(--ink);
  border-radius:14px;padding:16px 20px;box-shadow:var(--shadow-md);text-align:center;
}
.about__badge b{font-family:var(--font-head);font-size:1.9rem;display:block;line-height:1}
.about__badge span{font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em}

/* =========================================================
   CONTACT
   ========================================================= */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,4vw,52px);align-items:start}
.form{display:grid;gap:16px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-family:var(--font-head);font-weight:600;font-size:.86rem;color:var(--ink)}
.field label .req{color:var(--red)}
.field input,.field select,.field textarea{
  font-family:var(--font-body);font-size:.98rem;color:var(--ink);background:#fff;
  border:1.5px solid var(--line-strong);border-radius:11px;padding:.8em .95em;transition:border-color .18s,box-shadow .18s;
}
.field textarea{resize:vertical;min-height:130px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 4px var(--ring)}
.form__actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:4px}
.form__note{font-size:.85rem;color:var(--muted)}
.form__status{font-size:.95rem;font-weight:600;padding:.8em 1em;border-radius:11px;display:none}
.form__status.show{display:block}
.form__status.ok{background:#e7f7ec;color:#12693a;border:1px solid #b6e6c6}
.form__status.err{background:#f6eae9;color:var(--red);border:1px solid #e3c9c5}

.contact-info{display:grid;gap:14px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;gap:15px;align-items:flex-start;box-shadow:var(--shadow-sm)}
.info-card__icon{flex:none;width:44px;height:44px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--red-tint-1),var(--red-tint-2));color:var(--red)}
.info-card__icon svg{width:22px;height:22px}
.info-card h4{font-family:var(--font-head);font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);margin-bottom:5px}
.info-card p{margin:0;font-size:.98rem;color:var(--ink);line-height:1.45}
.info-card a{color:var(--ink);border-bottom:1px solid transparent;transition:.15s}
.info-card a:hover{color:var(--red);border-color:var(--red)}
.ci-stack{display:flex;flex-direction:column;gap:6px}
.ci-stack a{display:inline-flex;align-items:center;gap:.55em;font-size:.98rem;width:fit-content}
.ci-flag{font-size:1.05rem;line-height:1}
.ci-person-title{color:var(--muted);font-size:.92rem}
.ci-people{display:flex;flex-direction:column}
.ci-person + .ci-person{margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.ci-person__name{display:flex;align-items:center;gap:.5em;font-size:1rem;margin-bottom:2px}
.ci-person .ci-person-title{margin-bottom:6px}
.info-card[hidden]{display:none}
.map{border-radius:14px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);line-height:0}
.map iframe{width:100%;height:210px;border:0;filter:grayscale(.2)}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{background:var(--ink);color:#c9c2b6;padding:clamp(56px,6vw,88px) 0 24px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1.5fr;gap:clamp(32px,5vw,72px)}
.footer-logo{height:42px;width:auto;max-width:220px;object-fit:contain;margin-bottom:20px}
.footer-brand p{max-width:34ch;font-size:.98rem;line-height:1.6;color:#a49d90;margin:0}
.footer-wa{
  display:inline-flex;align-items:center;gap:.6em;margin-top:22px;
  border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:.6em 1.1em;
  font-family:var(--font-head);font-weight:600;font-size:.92rem;color:#e8e2d7;
  transition:border-color .2s, background .2s, color .2s;
}
.footer-wa svg{color:#25d366;transition:color .2s}
.footer-wa:hover{border-color:#25d366;background:rgba(37,211,102,.12);color:#fff}
.footer-col h4{font-family:var(--font-head);font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:#fff;margin-bottom:18px}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.footer-col a{color:#bdb6aa;font-size:.97rem;transition:color .15s}
.footer-col a:hover{color:var(--yellow)}
.footer-contact{gap:14px !important}
.footer-contact li{font-size:.97rem;color:#bdb6aa;display:flex;gap:11px;align-items:flex-start;line-height:1.45}
.footer-contact svg{width:17px;height:17px;color:var(--yellow);flex:none;margin-top:2px}
.footer-contact a{color:#bdb6aa;transition:color .15s}
.footer-contact a:hover{color:var(--yellow)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);margin-top:clamp(40px,5vw,60px);padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;font-size:.85rem;color:#89826f}
.footer-made{display:inline-flex;align-items:center;gap:.55em;font-family:var(--font-head);font-weight:600;letter-spacing:.02em;color:#b7b0a4}
.footer-made::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--yellow)}

/* =========================================================
   REVEAL ANIMATION
   ========================================================= */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* section scroll offset for sticky header */
section[id]{scroll-margin-top:80px}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .sectors-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:960px){
  .nav-toggle{display:flex;order:3}
  .site-nav{
    position:fixed;inset:0;z-index:55;flex-direction:column;justify-content:center;gap:6px;
    background:rgba(18,14,10,.98);backdrop-filter:blur(6px);
    transform:translateX(100%);transition:transform .32s ease;padding:80px 24px 40px;
  }
  .site-nav.open{transform:none}
  .site-nav a{color:#fff;font-size:1.5rem;padding:.5em}
  .site-nav a::after{display:none}
  .site-header.scrolled .site-nav a{color:#fff}
  body.nav-open{overflow:hidden}
  .header-actions{margin-left:auto}
  /* keep logo + language + hamburger clickable above the full-screen overlay */
  .brand,.header-actions{position:relative;z-index:56}
  /* CRITICAL: while the menu is open the header must NOT create a containing block
     for the fixed overlay. backdrop-filter/filter/transform all do — so drop them,
     which lets .site-nav{position:fixed;inset:0} fill the viewport at any scroll pos. */
  body.nav-open .site-header,
  body.nav-open .site-header.scrolled{
    background:transparent;box-shadow:none;
    -webkit-backdrop-filter:none;backdrop-filter:none;
  }
  body.nav-open .site-header .brand img{filter:drop-shadow(0 2px 6px rgba(0,0,0,.4));height:40px}
  body.nav-open .nav-toggle span{background:#fff}
  body.nav-open .lang-btn{color:#f3eee6;border-color:rgba(255,255,255,.45)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:1fr}
  .process__media{aspect-ratio:16/10;max-height:420px;order:-1}
  .dist-grid,.presence-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
  .about__media{max-width:460px;margin-inline:auto}
  .hero__stats{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:620px){
  :root{--header-h:64px}
  .cta-header{display:none}            /* free up header space; nav overlay + WhatsApp cover the CTA */
  .grid-3,.grid-4,.gallery{grid-template-columns:1fr}
  .sectors-grid{grid-template-columns:repeat(2,1fr)}
  .benefits__grid{grid-template-columns:1fr}
  .about__facts{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .certs{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero__cta{width:100%}
  .hero__cta .btn{flex:1 1 auto}
  .lang-btn .lang-code{display:none}
  .trust .container{gap:14px}
}
@media (max-width:360px){
  .hero__stats{grid-template-columns:1fr}
}