/* SPEC TOBI - DA "Acier & Azur" : graphite + azur, Barlow Condensed. Mobile-first. */
:root{
  --ink:#11161d; --steel:#1b2330; --steel-2:#283546; --slate:#5a6675;
  --azur:#1f7ae0; --azur-d:#155cb0; --azur-l:#e8f2fd;
  --line:#e3e7ec; --bg:#f5f7fa; --white:#fff; --amber:#f5a623;
  --radius:14px; --shadow:0 10px 30px rgba(17,22,29,.10); --shadow-s:0 4px 14px rgba(17,22,29,.08);
  --wrap:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Barlow',system-ui,sans-serif;color:var(--ink);background:var(--white);line-height:1.65;font-size:16.5px;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,.brand,.kicker,.btn,.nav a,.st b,.pt-n{font-family:'Barlow Condensed',sans-serif;letter-spacing:.4px}
h1{font-size:clamp(2.1rem,6vw,3.6rem);line-height:1.04;font-weight:700;text-transform:uppercase}
h2{font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.08;font-weight:700;text-transform:uppercase;color:var(--steel)}
h3{font-size:1.4rem;font-weight:600}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
.kicker{display:inline-flex;align-items:center;gap:10px;font-size:.95rem;font-weight:600;text-transform:uppercase;color:var(--azur);letter-spacing:1.5px}
.kicker i{width:8px;height:8px;background:var(--amber);transform:rotate(45deg);display:inline-block}
.lead{font-size:1.12rem;color:var(--slate);max-width:60ch}

/* topbar + header */
.topbar{background:var(--steel);color:#c7d2e0;font-size:.86rem}
.tb{display:flex;justify-content:space-between;align-items:center;height:40px}
.tb span{opacity:.85}
.tb-tel{color:#fff;font-weight:600}
.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hd{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:baseline;gap:7px;line-height:1}
.brand .b-mark{font-size:1.7rem;font-weight:700;color:var(--steel)}
.brand .b-name{font-size:1.7rem;font-weight:700;color:var(--azur)}
.brand em{display:block;width:100%;font-style:normal;font-family:'Barlow';font-size:.62rem;letter-spacing:2px;text-transform:uppercase;color:var(--slate);margin-top:2px;flex-basis:100%}
.brand{flex-wrap:wrap}
.nav{display:flex;align-items:center;gap:4px}
.nav a{padding:9px 14px;font-size:1.05rem;font-weight:500;text-transform:uppercase;color:var(--steel-2);border-radius:8px}
.nav a:hover{color:var(--azur)}
.nav a.active{color:var(--azur)}
.nav-cta{background:var(--azur);color:#fff!important;margin-left:8px;font-weight:600}
.nav-cta:hover{background:var(--azur-d)}
.nbt,.burger{display:none}

/* hero */
.hero{position:relative;min-height:clamp(440px,72vh,640px);display:flex;align-items:flex-end;overflow:hidden;color:#fff}
.hero .bg{position:absolute;inset:0;z-index:0}
.hero .bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.06)}
.hero .scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(17,22,29,.30),rgba(17,22,29,.55) 55%,rgba(17,22,29,.82));}
.hero-in{position:relative;z-index:2;padding:48px 20px 56px}
.hero .kicker{color:#fff}.hero .kicker i{background:var(--amber)}
.hero h1{margin:14px 0 14px;max-width:18ch;text-shadow:0 2px 20px rgba(0,0,0,.3)}
.hero p{font-size:1.15rem;max-width:54ch;color:#eef2f6}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 26px;font-size:1.05rem;font-weight:600;text-transform:uppercase;border-radius:10px;transition:transform .2s ease,background .2s ease,box-shadow .2s ease;cursor:pointer;border:0}
.btn-p{background:var(--azur);color:#fff;box-shadow:0 8px 22px rgba(31,122,224,.35)}
.btn-p:hover{background:var(--azur-d);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn-ghost:hover{background:#fff;color:var(--steel)}

/* points */
.pts{background:var(--steel);color:#fff;margin-top:-1px}
.pt-grid{display:grid;grid-template-columns:1fr;gap:0}
.pt{padding:30px 4px;border-bottom:1px solid rgba(255,255,255,.10)}
.pt-n{font-size:1.5rem;color:var(--azur);font-weight:700}
.pt h3{margin:6px 0 6px;font-weight:600}
.pt p{color:#b9c4d2;font-size:.98rem}

/* about */
.about{padding:74px 0}
.ab-grid{display:grid;grid-template-columns:1fr;gap:34px;align-items:center}
.ab-txt p{margin:14px 0;color:var(--slate)}
.ab-txt h2{margin-top:12px}
.ticks{list-style:none;margin:16px 0 24px}
.ticks li{position:relative;padding-left:30px;margin:9px 0;color:var(--steel-2)}
.ticks li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:8px;border-left:2.5px solid var(--azur);border-bottom:2.5px solid var(--azur);transform:rotate(-45deg)}
.ab-img img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;height:340px;object-fit:cover}

/* stats */
.stats{background:var(--azur-l);padding:46px 0}
.st-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;text-align:center}
.st b{display:block;font-size:2.6rem;color:var(--azur-d);font-weight:700;line-height:1}
.st span{color:var(--steel-2);font-size:.96rem}

/* services */
.svcs{padding:74px 0}
.sec-head{text-align:center;max-width:64ch;margin:0 auto 40px}
.sec-head h2{margin:12px 0 10px}
.sec-head .lead{margin:0 auto}
.svc-grid{display:grid;grid-template-columns:1fr;gap:24px}
.svc{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-s);transition:transform .25s ease,box-shadow .25s ease}
.svc:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.svc-img{height:210px;overflow:hidden}
.svc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.svc:hover .svc-img img{transform:scale(1.07)}
.svc-body{padding:22px 22px 24px}
.svc-body p{color:var(--slate);margin:10px 0 14px;font-size:.99rem}
.svc-more{font-family:'Barlow Condensed';text-transform:uppercase;font-weight:600;color:var(--azur);font-size:1rem}

/* feature blocks (interior pages) */
.feat{padding:58px 0}
.feat:nth-child(even){background:var(--bg)}
.feat-grid{display:grid;grid-template-columns:1fr;gap:30px;align-items:center}
.ft-txt p{color:var(--slate);margin:14px 0}
.ft-txt h2{margin-top:12px}
.ft-im img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;height:320px;object-fit:cover}

/* page intro */
.page-intro{padding:64px 0 10px;text-align:center}
.page-intro h1{margin:14px 0 14px;color:var(--steel)}
.page-intro .lead{margin:0 auto}

/* gallery */
.gal{padding:64px 0}
.gal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.gal-grid figure{overflow:hidden;border-radius:12px;aspect-ratio:4/3;box-shadow:var(--shadow-s)}
.gal-grid img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gal-grid figure:hover img{transform:scale(1.08)}

/* zones */
.zones-sec{padding:30px 0 74px}
.zone-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:26px}
.zone-tags span{background:#fff;border:1px solid var(--line);padding:9px 16px;border-radius:30px;font-size:.94rem;color:var(--steel-2);box-shadow:var(--shadow-s)}
.zone-tags.small{justify-content:flex-start;margin-top:10px}
.zone-tags.small span{padding:6px 12px;font-size:.85rem;box-shadow:none}

/* cta band */
.cta-band{background:linear-gradient(120deg,var(--steel),var(--steel-2));color:#fff;padding:52px 0}
.cb{display:grid;grid-template-columns:1fr;gap:22px;align-items:center}
.cb h2{color:#fff}
.cb p{color:#c2cdda;margin-top:8px}
.cb-act{display:flex;flex-wrap:wrap;gap:12px}

/* contact */
.contact{padding:30px 0 70px}
.ct-grid{display:grid;grid-template-columns:1fr;gap:30px}
.ct-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 22px;margin-bottom:14px;box-shadow:var(--shadow-s)}
.ct-card h3{font-size:1.1rem;color:var(--azur);margin-bottom:6px}
.ct-card p{color:var(--slate)}
.ct-big{font-size:1.9rem;font-family:'Barlow Condensed';font-weight:700;color:var(--steel)}
.ct-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.ct-form h3{margin-bottom:18px;color:var(--steel)}
.ct-form .row{display:grid;grid-template-columns:1fr;gap:14px}
.ct-form label{display:block;font-size:.92rem;font-weight:600;color:var(--steel-2);margin-bottom:14px}
.ct-form input,.ct-form textarea{width:100%;margin-top:6px;padding:11px 13px;border:1.5px solid var(--line);border-radius:9px;font-family:'Barlow';font-size:1rem;background:var(--bg)}
.ct-form input:focus,.ct-form textarea:focus{outline:none;border-color:var(--azur);background:#fff}
.rgpd{font-size:.8rem;color:var(--slate);margin:6px 0 16px}
.form-note{font-size:.85rem;color:var(--slate);margin-top:12px}

/* footer */
.site-foot{background:var(--ink);color:#aeb9c7;padding:54px 0 0;font-size:.95rem}
.ft{display:grid;grid-template-columns:1fr;gap:30px;padding-bottom:36px}
.brand.foot .b-mark{color:#fff}.brand.foot .b-name{color:var(--azur)}
.ft-col h4{color:#fff;text-transform:uppercase;font-family:'Barlow Condensed';letter-spacing:1px;margin-bottom:14px;font-size:1.1rem}
.ft-col p{margin:7px 0}
.ft-col a:hover{color:#fff}
.rge{display:inline-block;margin-top:14px;background:var(--azur);color:#fff;font-weight:600;font-size:.8rem;padding:5px 12px;border-radius:5px;letter-spacing:1px}
.ft-base{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;border-top:1px solid rgba(255,255,255,.10);padding-top:18px;padding-bottom:22px;font-size:.85rem;color:#7d8a99}

/* animation base - gated behind .js-anim */
.js-anim .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.js-anim .reveal{opacity:1!important;transform:none!important;transition:none!important}}

/* ===== desktop ===== */
@media(min-width:760px){
  .pt-grid{grid-template-columns:repeat(4,1fr)}
  .pt{padding:34px 22px 34px 0;border-bottom:0;border-right:1px solid rgba(255,255,255,.10)}
  .pt:last-child{border-right:0}
  .ab-grid{grid-template-columns:1.05fr .95fr;gap:50px}
  .ab-img img{height:440px}
  .st-grid{grid-template-columns:repeat(4,1fr)}
  .st b{font-size:3rem}
  .svc-grid{grid-template-columns:repeat(3,1fr)}
  .feat-grid{grid-template-columns:1fr 1fr;gap:48px}
  .feat.right .ft-im{order:2}
  .ft-im img{height:400px}
  .gal-grid{grid-template-columns:repeat(3,1fr);gap:18px}
  .cb{grid-template-columns:1.4fr auto}
  .cb-act{justify-content:flex-end}
  .ct-grid{grid-template-columns:.85fr 1.15fr}
  .ct-form .row{grid-template-columns:1fr 1fr}
  .ft{grid-template-columns:1.5fr 1fr 1fr 1.2fr}
}
@media(min-width:1000px){ .hero-in{padding-bottom:70px} }

/* ===== mobile nav ===== */
@media(max-width:759px){
  .tb span{display:none}
  .tb{justify-content:flex-end}
  .burger{display:flex;flex-direction:column;gap:5px;cursor:pointer;padding:8px;z-index:60}
  .burger span{width:26px;height:2.5px;background:var(--steel);transition:.3s}
  .nav{position:fixed;inset:74px 0 auto 0;flex-direction:column;align-items:stretch;background:#fff;padding:14px 20px 24px;gap:4px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-130%);transition:transform .35s ease;z-index:55}
  .nbt:checked ~ .nav{transform:translateY(0)}
  .nav a{padding:13px 6px;font-size:1.2rem;border-bottom:1px solid var(--line)}
  .nav-cta{margin:10px 0 0;text-align:center;border-radius:10px}
  .nbt:checked ~ .burger span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  .nbt:checked ~ .burger span:nth-child(2){opacity:0}
  .nbt:checked ~ .burger span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
}