/* ============================================================
   Bureau Xavier Godde — Économie de la construction
   Design system. Brand blue #0189bd / navy #003f72.
   Type: Spectral (display) · Archivo (UI/body) · IBM Plex Mono (data)
   ============================================================ */

:root{
  --blue:#0189bd;
  --blue-dark:#0070a0;
  --navy:#003f72;
  --navy-deep:#012a4d;
  --ink:#15212b;
  --slate:#5f7080;
  --slate-light:#8b9aa6;
  --line:#dde4e9;
  --line-soft:#eaeff2;
  --paper:#ffffff;
  --mist:#f3f7f9;
  --mist-2:#e9f1f5;

  --ff-display:"Spectral",Georgia,serif;
  --ff-body:"Archivo","Helvetica Neue",Arial,sans-serif;
  --ff-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --wrap:1200px;
  --gutter:clamp(20px,5vw,64px);
  --radius:3px;
  --t:.28s cubic-bezier(.4,0,.2,1);
  --shadow:0 1px 2px rgba(1,63,114,.05),0 8px 30px rgba(1,63,114,.06);
  --shadow-lg:0 20px 60px rgba(1,42,77,.14);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--ff-body);color:var(--ink);background:var(--paper);
  font-size:16px;line-height:1.65;font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--ff-display);font-weight:600;line-height:1.12;color:var(--ink);margin:0;letter-spacing:-.01em}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}

/* language visibility (no flags — text toggle) */
html[data-lang="fr"] [data-lang-en]{display:none!important}
html[data-lang="en"] [data-lang-fr]{display:none!important}

/* ---------- layout ---------- */
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(56px,8vw,110px)}
.section--mist{background:var(--mist)}
.section--navy{background:var(--navy-deep);color:#dce9f1}
.section--navy h1,.section--navy h2,.section--navy h3{color:#fff}

.eyebrow{
  font-family:var(--ff-mono);font-size:12px;font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:var(--blue);display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--blue)}
.section--navy .eyebrow{color:#5cc2e6}
.section--navy .eyebrow::before{background:#5cc2e6}

.lead{font-size:clamp(17px,2vw,20px);color:var(--slate);line-height:1.6;max-width:62ch}
.section--navy .lead{color:#a9c6d8}

.h-xl{font-size:clamp(2.1rem,5.2vw,4rem)}
.h-lg{font-size:clamp(1.8rem,3.8vw,2.9rem)}
.h-md{font-size:clamp(1.4rem,2.6vw,2rem)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:28px;height:74px}
.brand{display:flex;align-items:center;gap:13px;margin-right:auto}
.brand__mark{flex:0 0 auto}
.brand__txt{display:flex;flex-direction:column;line-height:1}
.brand__name{font-family:var(--ff-display);font-weight:600;font-size:18px;letter-spacing:.02em;color:var(--navy);white-space:nowrap}
.brand__sub{font-family:var(--ff-mono);font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--slate);margin-top:4px}

.nav__links{display:flex;align-items:center;gap:4px}
.nav__links a{
  font-size:14px;font-weight:500;color:var(--ink);padding:9px 13px;border-radius:var(--radius);
  position:relative;transition:color var(--t);white-space:nowrap;
}
.nav__links a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:1.5px;background:var(--blue);
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav__links a:hover{color:var(--blue)}
.nav__links a:hover::after,.nav__links a[aria-current="page"]::after{transform:scaleX(1)}
.nav__links a[aria-current="page"]{color:var(--navy)}

.lang{display:flex;align-items:center;gap:7px;font-family:var(--ff-mono);font-size:12px;font-weight:600}
.lang button{
  appearance:none;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);
  background:#fff;font:inherit;color:var(--slate);cursor:pointer;display:inline-flex;
  align-items:center;justify-content:center;letter-spacing:.04em;
  transition:background var(--t),color var(--t),border-color var(--t);
}
.lang button[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
.lang button:hover:not([aria-pressed="true"]){border-color:var(--blue);color:var(--blue)}

.mobile-menu{display:none}
.lang--mobile{display:none}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:var(--radius);
  cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger span{display:block;width:18px;height:2px;background:var(--navy);transition:var(--t)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:var(--radius);transition:var(--t);cursor:pointer;border:1px solid transparent}
.btn svg{width:16px;height:16px}
.btn--primary{background:var(--blue);color:#fff}
.btn--primary:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(1,137,189,.28)}
.btn--ghost{border-color:var(--line);color:var(--navy);background:#fff}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn--light{background:#fff;color:var(--navy)}
.btn--light:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn--outline-light{border-color:rgba(255,255,255,.4);color:#fff}
.btn--outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* ============================================================
   HERO — signature: métré grid + cost-schedule card
   ============================================================ */
.hero{
  position:relative;overflow:hidden;color:#eaf3f8;
  background:
    radial-gradient(120% 120% at 85% 0%,rgba(1,137,189,.42),transparent 60%),
    linear-gradient(150deg,var(--navy-deep),#013357 55%,#024d74);
}
.hero__grid{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(140,200,230,.10) 1px,transparent 1px),
    linear-gradient(90deg,rgba(140,200,230,.10) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(120% 90% at 70% 10%,#000 35%,transparent 85%);
          mask-image:radial-gradient(120% 90% at 70% 10%,#000 35%,transparent 85%);
}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;
  align-items:center;padding-block:clamp(64px,10vw,120px)}
.hero__eyebrow{font-family:var(--ff-mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:#5cc2e6;display:flex;align-items:center;gap:12px;margin-bottom:26px}
.hero__eyebrow::before{content:"";width:34px;height:1px;background:#5cc2e6}
.hero h1{color:#fff;font-size:clamp(2.4rem,5.6vw,4.3rem);line-height:1.04;letter-spacing:-.02em}
.hero h1 em{font-style:italic;color:#7fd0ee}
.hero__lead{font-size:clamp(16px,1.9vw,19px);color:#b6d2e2;max-width:48ch;margin:24px 0 34px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px}

/* cost-schedule card (signature element) */
.schedule{
  background:rgba(255,255,255,.04);border:1px solid rgba(140,200,230,.22);border-radius:6px;
  backdrop-filter:blur(2px);box-shadow:0 30px 70px rgba(0,20,40,.45);overflow:hidden;
}
.schedule__head{display:flex;justify-content:space-between;align-items:center;
  padding:14px 18px;border-bottom:1px solid rgba(140,200,230,.18);
  font-family:var(--ff-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#7fb8d4}
.schedule__row{display:grid;grid-template-columns:54px 1fr auto;gap:14px;align-items:baseline;
  padding:13px 18px;border-bottom:1px solid rgba(140,200,230,.10)}
.schedule__row:last-child{border-bottom:0}
.schedule__code{font-family:var(--ff-mono);font-size:12px;color:#5cc2e6;font-weight:500}
.schedule__label{font-size:14px;color:#dceaf2}
.schedule__val{font-family:var(--ff-mono);font-size:13px;color:#fff;font-variant-numeric:tabular-nums;text-align:right}
.schedule__foot{padding:14px 18px;display:flex;justify-content:space-between;align-items:baseline;
  background:rgba(1,137,189,.16)}
.schedule__foot span:first-child{font-family:var(--ff-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#9ec9de}
.schedule__foot span:last-child{font-family:var(--ff-mono);font-size:18px;color:#fff;font-weight:600;font-variant-numeric:tabular-nums}

/* ---------- stat strip ---------- */
.stats{border-top:1px solid rgba(140,200,230,.18);background:rgba(0,0,0,.18);position:relative}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:28px var(--gutter) 28px 0;border-right:1px solid rgba(140,200,230,.14)}
.stat:last-child{border-right:0}
.stat__num{font-family:var(--ff-mono);font-size:clamp(1.7rem,3vw,2.3rem);font-weight:600;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1}
.stat__num small{font-size:.5em;color:#5cc2e6;margin-left:3px}
.stat__lbl{font-size:13px;color:#a9c6d8;margin-top:8px;line-height:1.4}

/* ---------- generic blocks ---------- */
.section__head{max-width:760px;margin-bottom:clamp(34px,5vw,56px)}
.section__head .lead{margin-top:14px}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}

/* sector / service cards */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  transition:border-color var(--t),box-shadow var(--t),transform var(--t);position:relative;
}
.card:hover{border-color:var(--blue);box-shadow:var(--shadow);transform:translateY(-3px)}
.card__no{font-family:var(--ff-mono);font-size:12px;color:var(--slate-light);letter-spacing:.1em}
.card__ico{width:44px;height:44px;color:var(--blue);margin-bottom:18px}
.card h3{font-size:1.25rem;margin:6px 0 10px}
.card p{font-size:14.5px;color:var(--slate);margin:0}

/* feature split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,70px);align-items:center}
.split--reverse .split__media{order:2}
.split__media img{border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow)}
.media-frame{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:var(--mist);box-shadow:var(--shadow)}
.media-frame::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  box-shadow:inset 0 0 0 1px rgba(1,137,189,.08)}
.media-frame img{width:100%;height:100%;object-fit:cover;display:block}

/* ---------- process / missions timeline ---------- */
.phases{counter-reset:phase;border-top:1px solid var(--line)}
.phase{display:grid;grid-template-columns:170px 1fr;gap:clamp(20px,4vw,56px);
  padding:38px 0;border-bottom:1px solid var(--line);align-items:start}
.phase__tag{display:flex;flex-direction:column;gap:8px}
.phase__code{font-family:var(--ff-mono);font-weight:600;font-size:13px;letter-spacing:.12em;
  color:var(--blue);display:inline-flex;align-items:center;gap:10px}
.phase__code::before{counter-increment:phase;content:counter(phase,decimal-leading-zero);
  font-size:11px;color:var(--slate-light)}
.phase__name{font-family:var(--ff-display);font-size:1.4rem;color:var(--navy);line-height:1.15}
.phase__body p{margin:0 0 .8em;color:var(--ink)}
.phase__body p:last-child{margin-bottom:0}
.phase__body ul{margin:.4em 0 0;display:grid;gap:8px}
.phase__body li{position:relative;padding-left:22px;font-size:15px;color:var(--slate)}
.phase__body li::before{content:"";position:absolute;left:0;top:.65em;width:9px;height:1.5px;background:var(--blue)}

/* ---------- references: schedule table + cards ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.filter{font-family:var(--ff-mono);font-size:12.5px;letter-spacing:.04em;padding:8px 15px;border:1px solid var(--line);
  background:#fff;border-radius:40px;cursor:pointer;color:var(--slate);transition:var(--t)}
.filter:hover{border-color:var(--blue);color:var(--blue)}
.filter[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}

.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.project{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:var(--t)}
.project:hover{border-color:var(--blue);box-shadow:var(--shadow);transform:translateY(-3px)}
.project__media{position:relative;display:block;width:100%;aspect-ratio:16/10;background:var(--mist);
  overflow:hidden;border:0;padding:0;margin:0;cursor:zoom-in;font:inherit}
.project__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.project:hover .project__media img{transform:scale(1.05)}
.project__count{
  position:absolute;left:12px;bottom:12px;display:inline-flex;align-items:center;gap:6px;
  padding:6px 11px;border-radius:999px;background:rgba(1,42,77,.78);color:#fff;
  font-family:var(--ff-mono);font-size:11px;letter-spacing:.03em;backdrop-filter:blur(4px);
  opacity:0;transform:translateY(4px);transition:opacity var(--t),transform var(--t);pointer-events:none}
.project__count svg{width:14px;height:14px}
.project:hover .project__count,.project__media:focus-visible .project__count{opacity:1;transform:none}
.project__body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.project__meta{display:flex;justify-content:space-between;align-items:center;
  font-family:var(--ff-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.project__sector{color:var(--blue)}
.project__year{color:var(--slate-light)}
.project__title{font-family:var(--ff-display);font-size:1.18rem;color:var(--navy);line-height:1.2}
.project__loc{font-size:13.5px;color:var(--slate);margin-top:-2px}
.project__foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;align-items:baseline;font-size:13px;color:var(--slate)}
.project__foot b{font-family:var(--ff-mono);font-size:15px;color:var(--ink);font-variant-numeric:tabular-nums}
.project__client{font-size:12.5px;color:var(--slate-light);line-height:1.35}

/* ---------- project showcase (home carousel) ---------- */
.showcase{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.showcase__viewport{position:relative;overflow:hidden;background:#0b1d2e}
.showcase__track{display:flex;transition:transform .6s cubic-bezier(.4,0,.2,1);will-change:transform}
.showcase__slide{position:relative;flex:0 0 100%;min-width:100%}
.showcase__media{display:block;width:100%;aspect-ratio:16/9;border:0;padding:0;margin:0;
  background:var(--mist);overflow:hidden;cursor:zoom-in}
.showcase__media img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease}
.showcase__media:hover img{transform:scale(1.04)}
.showcase__cap{position:absolute;left:0;right:0;bottom:0;padding:64px 30px 28px;color:#fff;pointer-events:none;
  background:linear-gradient(to top,rgba(2,16,29,.94),rgba(2,16,29,.5) 55%,transparent)}
.showcase__sector{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:#8fd3ef}
.showcase__title{font-family:var(--ff-display);font-weight:500;line-height:1.15;color:#fff;
  font-size:clamp(20px,2.3vw,30px);margin:9px 0 7px}
.showcase__metaline{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap;font-size:14px;color:#cdd9e3}
.showcase__cost{font-family:var(--ff-mono);color:#fff;font-variant-numeric:tabular-nums}
.showcase__nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;
  border:1px solid rgba(255,255,255,.4);background:rgba(8,24,40,.42);color:#fff;cursor:pointer;z-index:3;
  display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);
  transition:background var(--t),border-color var(--t)}
.showcase__nav:hover{background:rgba(8,24,40,.85);border-color:#fff}
.showcase__nav svg{width:22px;height:22px}
.showcase__prev{left:18px}.showcase__prev svg{transform:rotate(180deg)}
.showcase__next{right:18px}
.showcase__counter{position:absolute;top:18px;right:20px;z-index:3;font-family:var(--ff-mono);font-size:12.5px;color:#fff;
  background:rgba(8,24,40,.55);padding:5px 12px;border-radius:999px;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}
.showcase__counter b{color:#8fd3ef}
.showcase__dots{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;padding:16px 20px;background:#fff}
.showcase__dot{width:8px;height:8px;border-radius:50%;border:0;padding:0;cursor:pointer;
  background:var(--line);transition:background var(--t),transform var(--t)}
.showcase__dot:hover{background:var(--slate-light)}
.showcase__dot.is-active{background:var(--blue);transform:scale(1.35)}
@media (max-width:680px){
  .showcase__cap{padding:50px 18px 22px}
  .showcase__nav{width:40px;height:40px}
  .showcase__prev{left:10px}.showcase__next{right:10px}
}

/* tabular schedule (full register) */
.register-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:48px;background:#fff}
.register-scroll{overflow-x:auto}
.register{width:100%;border-collapse:collapse;min-width:760px;font-size:14px}
.register thead th{background:var(--navy);color:#fff;font-family:var(--ff-mono);font-weight:500;
  font-size:11px;letter-spacing:.08em;text-transform:uppercase;text-align:left;padding:13px 16px;white-space:nowrap}
.register tbody td{padding:13px 16px;border-bottom:1px solid var(--line-soft);vertical-align:top;color:var(--ink)}
.register tbody tr:hover{background:var(--mist)}
.register .num{font-family:var(--ff-mono);color:var(--slate);font-variant-numeric:tabular-nums}
.register .amt{font-family:var(--ff-mono);text-align:right;font-variant-numeric:tabular-nums;color:var(--ink);white-space:nowrap}
.register .sector{color:var(--blue);font-family:var(--ff-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em}

/* ---------- team ---------- */
.poles{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:10px}
.pole{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:var(--t)}
.pole:hover{border-color:var(--blue);box-shadow:var(--shadow);transform:translateY(-3px)}
.pole__media{aspect-ratio:3/4;overflow:hidden;background:var(--mist)}
.pole__media img{width:100%;height:100%;object-fit:cover;object-position:50% 14%;transition:transform .5s ease}
.pole:hover .pole__media img{transform:scale(1.04)}
.pole__media--icon{display:flex;align-items:center;justify-content:center;background:#eef5f9;color:var(--blue)}
.pole__media--icon svg{width:84px;height:84px}
.pole__body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:6px;flex:1}
.pole__tag{font-family:var(--ff-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue)}
.pole__name{font-family:var(--ff-display);font-size:1.3rem;color:var(--navy);line-height:1.2}
.pole__role{font-size:14px;color:var(--slate);margin-bottom:12px}
.pole ul{display:grid;gap:9px;margin-top:auto;padding-top:4px}
.pole li{font-size:14px;color:var(--ink);padding-left:18px;position:relative}
.pole li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border:1px solid var(--blue);border-radius:50%}

/* ---------- testimonials ---------- */
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px 38px;position:relative}
.quote::before{content:"\201C";position:absolute;top:10px;left:24px;font-family:var(--ff-display);font-size:80px;
  color:var(--mist-2);line-height:1;z-index:0}
.quote blockquote{position:relative;z-index:1;margin:0 0 22px;font-family:var(--ff-display);font-size:1.18rem;
  line-height:1.5;color:var(--ink);font-style:italic}
.quote__by{display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line-soft);padding-top:18px}
.quote__name{font-weight:600;color:var(--navy)}
.quote__role{font-size:13px;color:var(--slate)}
.quote__date{font-family:var(--ff-mono);font-size:11.5px;color:var(--slate-light);margin-top:4px}

/* ---------- book ---------- */
.book{display:grid;grid-template-columns:300px 1fr;gap:clamp(30px,5vw,60px);align-items:center}
.book__cover{box-shadow:var(--shadow-lg);border-radius:2px;border:1px solid var(--line)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,5vw,64px);align-items:start}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px}
.field label{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--slate)}
.field input,.field textarea,.field select{
  font-family:var(--ff-body);font-size:15px;color:var(--ink);padding:13px 15px;border:1px solid var(--line);
  border-radius:var(--radius);background:#fff;transition:border-color var(--t),box-shadow var(--t);width:100%}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(1,137,189,.12)}
.field textarea{resize:vertical;min-height:140px}
.field--row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{font-size:12.5px;color:var(--slate-light);margin-top:6px}
.form-status{margin-top:16px;font-size:14px;padding:12px 16px;border-radius:var(--radius);display:none}
.form-status.ok{display:block;background:#e7f5ec;color:#1c6b3a;border:1px solid #b9e0c7}
.form-status.err{display:block;background:#fdecec;color:#a12626;border:1px solid #f3c2c2}

.coord{display:grid;gap:22px}
.coord__item{display:flex;gap:16px;align-items:flex-start}
.coord__ico{width:40px;height:40px;flex:0 0 auto;border:1px solid var(--line);border-radius:var(--radius);
  display:grid;place-items:center;color:var(--blue)}
.coord__ico svg{width:18px;height:18px}
.coord__k{font-family:var(--ff-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--slate);margin-bottom:3px}
.coord__v{color:var(--ink);font-size:15.5px}
.coord__v a:hover{color:var(--blue)}

/* ---------- page hero (interior) ---------- */
.page-hero{background:var(--navy-deep);color:#dce9f1;position:relative;overflow:hidden}
.page-hero__grid{position:absolute;inset:0;opacity:.4;pointer-events:none;
  background-image:linear-gradient(rgba(140,200,230,.10) 1px,transparent 1px),
    linear-gradient(90deg,rgba(140,200,230,.10) 1px,transparent 1px);background-size:46px 46px;
  -webkit-mask-image:radial-gradient(100% 100% at 80% 0%,#000,transparent 80%);
          mask-image:radial-gradient(100% 100% at 80% 0%,#000,transparent 80%)}
.page-hero .wrap{position:relative;padding-block:clamp(56px,8vw,96px)}
.page-hero .eyebrow{color:#5cc2e6}
.page-hero .eyebrow::before{background:#5cc2e6}
.page-hero h1{color:#fff;font-size:clamp(2rem,4.6vw,3.4rem);max-width:18ch}
.page-hero p{color:#a9c6d8;max-width:56ch;margin-top:18px;font-size:clamp(16px,1.8vw,18px)}
.page-hero__bg{position:absolute;inset:0;z-index:0;background-size:cover;background-position:66% center}
.page-hero--photo::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(2,16,29,.94),rgba(2,16,29,.74) 42%,rgba(2,16,29,.32) 72%,rgba(2,16,29,.52))}
.page-hero--photo .page-hero__grid{opacity:.14;z-index:1}
.page-hero--photo .wrap{z-index:2;min-height:clamp(340px,40vw,500px);display:flex;flex-direction:column;justify-content:center}
.page-hero--photo p{color:#cfe0ec}
@media (max-width:680px){.page-hero__bg{background-position:72% center}}
.crumbs{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;
  color:#6b95ad;margin-bottom:22px;display:flex;gap:10px;align-items:center}
.crumbs a:hover{color:#fff}
.crumbs span{color:#3f6680}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy),var(--blue-dark));color:#fff;text-align:center}
.cta-band .wrap{padding-block:clamp(56px,8vw,90px);display:flex;flex-direction:column;align-items:center;gap:22px}
.cta-band h2{color:#fff;font-size:clamp(1.8rem,3.6vw,2.6rem);max-width:20ch}
.cta-band p{color:#bcdcec;max-width:54ch;margin:0}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#aebdc8;font-size:14px;padding-block:clamp(48px,7vw,72px) 28px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.10)}
.footer-brand .brand__name{color:#fff}
.footer-brand .brand__sub{color:#7e93a3}
.footer-brand p{margin-top:18px;max-width:32ch;color:#90a3b2;font-size:14px}
.footer-col h4{font-family:var(--ff-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#7e93a3;margin-bottom:16px;font-weight:500}
.footer-col ul{display:grid;gap:11px}
.footer-col a{color:#aebdc8;font-size:14px;transition:color var(--t)}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  padding-top:24px;font-size:12.5px;color:#7e93a3}
.footer-bottom .ff-mono{font-family:var(--ff-mono)}

/* ---------- lightbox / project gallery ---------- */
.lightbox{
  position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;
  gap:14px;padding:24px;background:rgba(4,18,33,.74);
  -webkit-backdrop-filter:blur(14px) saturate(120%);backdrop-filter:blur(14px) saturate(120%);
  opacity:0;transition:opacity .28s ease}
.lightbox.open{display:flex;opacity:1}
.lightbox__stage{margin:0;display:flex;flex-direction:column;align-items:center;gap:14px;max-width:min(1100px,92vw)}
.lightbox__img{
  max-width:100%;max-height:78vh;border-radius:10px;background:#0b1d2e;object-fit:contain;
  box-shadow:0 30px 80px rgba(0,0,0,.5);transform:scale(.97);transition:transform .28s ease}
.lightbox.open .lightbox__img{transform:scale(1)}
.lightbox__cap{display:flex;align-items:center;gap:14px;color:#eaf2f8;font-size:14px;text-align:center}
.lightbox__title{font-family:var(--ff-display);font-weight:500;letter-spacing:.01em}
.lightbox__counter{font-family:var(--ff-mono);font-size:12px;color:#9fb6c7}
.lightbox__close,.lightbox__nav{
  appearance:none;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);
  color:#fff;width:46px;height:46px;border-radius:50%;cursor:pointer;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;transition:background var(--t),border-color var(--t)}
.lightbox__close svg,.lightbox__nav svg{width:22px;height:22px}
.lightbox__close:hover,.lightbox__nav:hover{background:rgba(255,255,255,.2);border-color:#fff}
.lightbox__close{position:absolute;top:20px;right:20px}
.lightbox__prev svg{transform:rotate(180deg)}
.lightbox.is-single .lightbox__nav,.lightbox.is-single .lightbox__counter{display:none}
@media (max-width:680px){
  .lightbox{padding:14px;gap:8px}
  .lightbox__nav{position:absolute;bottom:18px;width:42px;height:42px}
  .lightbox__prev{left:18px}.lightbox__next{right:18px}
  .lightbox__img{max-height:70vh}
}

/* ---------- reveal animation ---------- */
.reveal{transition:opacity .7s ease,transform .7s ease}
html.js-reveal .reveal{opacity:0;transform:translateY(22px)}
html.js-reveal .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal,html.js-reveal .reveal{opacity:1;transform:none}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .hero .wrap{grid-template-columns:1fr;gap:42px}
  .schedule{max-width:520px}
  .grid-3,.projects,.poles{grid-template-columns:repeat(2,1fr)}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
  .stat{border-right:0;border-bottom:1px solid rgba(140,200,230,.14);padding-right:0}
}
@media (max-width:860px){
  .nav__links{display:none}
  .lang--top{display:none}
  .burger{display:flex}
  .nav{height:64px;gap:14px}
  .mobile-menu{
    display:block;
    position:fixed;inset:64px 0 auto 0;background:#fff;border-bottom:1px solid var(--line);
    transform:translateY(-120%);transition:transform .35s cubic-bezier(.4,0,.2,1);
    z-index:40;box-shadow:0 20px 40px rgba(1,42,77,.12);max-height:calc(100vh - 64px);overflow:auto;
  }
  .mobile-menu.open{transform:translateY(0)}
  .mobile-menu nav{display:flex;flex-direction:column;padding:14px var(--gutter) 26px}
  .mobile-menu a{padding:15px 0;border-bottom:1px solid var(--line-soft);font-size:16px;font-weight:500;color:var(--navy)}
  .mobile-menu a:last-of-type{border-bottom:0}
  .mobile-menu .btn{margin-top:18px;justify-content:center}
  .lang--mobile{display:flex;gap:12px;align-items:center;padding:6px var(--gutter) 24px}
  .lang--mobile button{width:46px;height:46px;font-size:13px}
}
@media (max-width:680px){
  .split,.split--reverse .split__media{grid-template-columns:1fr}
  .split--reverse .split__media{order:0}
  .grid-2,.contact-grid,.book{grid-template-columns:1fr}
  .grid-3,.projects,.poles{grid-template-columns:1fr}
  .book__cover{max-width:240px;margin-inline:auto}
  .phase{grid-template-columns:1fr;gap:14px;padding:30px 0}
  .field--row{grid-template-columns:1fr;gap:0}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px}
  .footer-brand{grid-column:1/-1}
  .stats .wrap{grid-template-columns:1fr}
  .stat{padding:22px 0}
  .brand__sub{display:none}
}
@media (max-width:420px){
  .footer-top{grid-template-columns:1fr}
}