/* =====================================================================
   S2GC — Société Ghorbel de Génie Civil
   Design system — charte extraite du logo : Jaune #FCE101 + Anthracite #2C2C2C
   ===================================================================== */

:root{
  --ink:#2C2C2C;        /* anthracite (logo) */
  --ink-2:#1d1d1d;      /* presque noir */
  --ink-3:#343434;
  --yellow:#FCE101;     /* jaune marque (logo) */
  --yellow-2:#FFE211;
  --gold:#8A6A00;       /* or foncé lisible sur blanc */
  --text:#2b2b2b;
  --muted:#6b7280;
  --muted-2:#9aa1ab;
  --line:#ececec;
  --bg:#ffffff;
  --bg-soft:#faf8f1;    /* fond off-white chaud */
  --bg-yellow:#FFF8D6;
  --bg-yellow-2:#FFFBEA;
  --radius:16px;
  --radius-sm:11px;
  --shadow:0 18px 50px -22px rgba(20,20,20,.28);
  --shadow-sm:0 10px 30px -18px rgba(20,20,20,.30);
  --container:1200px;
  --ff-head:"Poppins",-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --ff-body:"Inter",-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--ff-body);color:var(--text);
  background:var(--bg-soft);line-height:1.65;font-size:16.5px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--ff-head);color:var(--ink);line-height:1.15;margin:0 0 .4em;font-weight:700}
p{margin:0 0 1rem}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---- Filigrane logo en arrière-plan (toutes les pages) ---- */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:url("../images/S2GC-logo.svg") no-repeat center 54%;
  background-size:min(760px,82vmin);
  opacity:.05;
}
.page-wrap{position:relative;z-index:1}

/* ============================ NAVBAR ============================ */
.nav{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.88);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid rgba(0,0,0,.06);
}
.nav__inner{display:flex;align-items:center;gap:28px;height:74px}
.nav__brand{display:flex;align-items:center;gap:12px;font-family:var(--ff-head);font-weight:700;color:var(--ink)}
.nav__brand img{height:46px;width:46px}
.nav__brand b{font-size:1.28rem;letter-spacing:.5px;line-height:1}
.nav__brand span{display:block;font-family:var(--ff-body);font-weight:600;font-size:.62rem;letter-spacing:.16em;color:var(--gold);text-transform:uppercase}
.nav__menu{display:flex;gap:6px;margin-left:auto;list-style:none;padding:0}
.nav__menu a{
  position:relative;display:block;padding:10px 14px;font-weight:600;font-size:.95rem;color:var(--ink);border-radius:9px;
}
.nav__menu a::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:.25s}
.nav__menu a:hover::after,.nav__menu a.active::after{transform:scaleX(1)}
.nav__menu a.active{color:var(--ink)}
.nav__cta{display:flex;align-items:center;gap:16px}
.nav__phone{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);font-size:.95rem;white-space:nowrap}
.nav__phone i{color:var(--gold)}
.nav__toggle{display:none;background:var(--ink);color:#fff;border:0;width:46px;height:42px;border-radius:10px;font-size:1.2rem;cursor:pointer}

/* ============================ BUTTONS ============================ */
.btn{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--ff-head);font-weight:600;
  padding:14px 26px;border-radius:50px;font-size:.96rem;cursor:pointer;border:2px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;white-space:nowrap;
}
.btn svg{width:17px;height:17px}
.btn--primary{background:var(--yellow);color:var(--ink);border-color:var(--yellow)}
.btn--primary:hover{transform:translateY(-3px);box-shadow:0 16px 32px -14px rgba(252,225,1,.7)}
.btn--dark{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn--dark:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn--ghost:hover{border-color:var(--yellow);color:var(--yellow)}
.btn--outline{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn--outline:hover{background:var(--ink);color:#fff}

/* ============================ HERO (sans image) ============================ */
.hero{position:relative;overflow:hidden;color:#fff;
  background:radial-gradient(120% 120% at 85% 10%,#3a3a3a 0%,#242424 45%,#191919 100%);
}
.hero::before{ /* trame fine */
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:46px 46px;mask-image:radial-gradient(circle at 50% 40%,#000,transparent 78%);
}
.hero::after{ /* halo jaune */
  content:"";position:absolute;right:-12%;top:-20%;width:680px;height:680px;border-radius:50%;
  background:radial-gradient(circle,rgba(252,225,1,.16),transparent 62%);pointer-events:none;
}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  padding:96px 0 104px;min-height:calc(100vh - 74px)}
.hero__eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--ff-head);font-weight:600;
  font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;color:var(--yellow);margin-bottom:22px}
.hero__eyebrow::before{content:"";width:34px;height:2px;background:var(--yellow);display:inline-block}
.hero h1{color:#fff;font-size:clamp(2.3rem,4.7vw,3.7rem);font-weight:800;letter-spacing:-.5px;margin-bottom:20px}
.hero h1 em{color:var(--yellow);font-style:normal}
.hero__lead{color:#d6d6d6;font-size:1.08rem;max-width:560px;margin-bottom:30px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px}
.hero__tags span{font-size:.8rem;font-weight:600;color:#e8e8e8;border:1px solid rgba(255,255,255,.16);
  padding:7px 14px;border-radius:50px;background:rgba(255,255,255,.04)}
.hero__badge-wrap{position:relative;display:flex;justify-content:center;align-items:center}
.hero__badge-wrap::before{content:"";position:absolute;width:118%;height:118%;border-radius:50%;
  background:radial-gradient(circle,rgba(252,225,1,.14),transparent 60%)}
.hero__badge{position:relative;width:min(420px,80%);filter:drop-shadow(0 26px 50px rgba(0,0,0,.5));animation:floaty 6s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.hero__chip{position:absolute;background:#fff;color:var(--ink);border-radius:12px;padding:10px 15px;
  box-shadow:var(--shadow);font-family:var(--ff-head);font-weight:600;font-size:.85rem;display:flex;align-items:center;gap:9px}
.hero__chip i{color:var(--gold)}
.hero__chip--1{top:8%;left:-2%}
.hero__chip--2{bottom:8%;right:-2%}
a.hero__chip{cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}
a.hero__chip:hover{transform:translateY(-2px);box-shadow:0 16px 36px -16px rgba(0,0,0,.55)}
a.hero__chip:hover i,a.hero__chip:hover svg{color:var(--gold)}

/* ---- bande de statistiques ---- */
.stats{background:var(--ink);color:#fff;position:relative;z-index:2}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;padding:40px 0}
.stat{text-align:center;padding:6px 10px;border-right:1px solid rgba(255,255,255,.1)}
.stat:last-child{border-right:0}
.stat b{display:block;font-family:var(--ff-head);font-size:2.2rem;font-weight:800;color:var(--yellow);line-height:1}
.stat span{display:block;margin-top:8px;font-size:.86rem;color:#cfcfcf;letter-spacing:.02em}

/* ============================ SECTIONS ============================ */
.section{padding:88px 0;position:relative}
.section--soft{background:#fff}
.section--tint{background:linear-gradient(180deg,var(--bg-yellow-2),#fff)}
.section-head{max-width:720px;margin:0 auto 52px;text-align:center}
.section-head.left{margin-left:0;text-align:left}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--ff-head);font-weight:600;
  font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:3px;background:var(--yellow);border-radius:2px}
.section-head h2{font-size:clamp(1.7rem,3.2vw,2.5rem);font-weight:800;letter-spacing:-.4px}
.section-head p{color:var(--muted);font-size:1.04rem;margin-top:8px}

/* ---- about split ---- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.about-card{background:var(--ink);color:#fff;border-radius:var(--radius);padding:42px;position:relative;overflow:hidden}
.about-card::after{content:"";position:absolute;right:-40px;bottom:-40px;width:230px;height:230px;
  background:url("../images/S2GC-logo.svg") no-repeat center/contain;opacity:.10}
.about-card h3{color:#fff;font-size:1.5rem}
.about-card .lead{color:#e7e7e7}
.about-card .mini{display:flex;gap:24px;margin-top:26px;flex-wrap:wrap}
.about-card .mini div b{display:block;font-family:var(--ff-head);font-size:1.7rem;color:var(--yellow);line-height:1}
.about-card .mini div span{font-size:.82rem;color:#ccc}
.lead{font-size:1.06rem}
.list-check{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:12px}
.list-check li{display:flex;gap:12px;align-items:flex-start;font-weight:500}
.list-check svg{flex:0 0 auto;width:22px;height:22px;margin-top:2px}

/* ============================ CARDS / SERVICES ============================ */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;position:relative;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;overflow:hidden}
.card::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:.3s}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card__icon{width:60px;height:60px;border-radius:14px;background:var(--bg-yellow);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.card__icon svg{width:30px;height:30px;color:var(--ink)}
.card__num{position:absolute;top:24px;right:26px;font-family:var(--ff-head);font-weight:800;font-size:2.4rem;color:#f1f1f1;line-height:1}
.card h3{font-size:1.22rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.96rem;margin-bottom:14px}
.card ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
.card ul li{position:relative;padding-left:20px;font-size:.92rem;color:#444}
.card ul li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 2px rgba(252,225,1,.25)}

/* ---- values chips ---- */
.chips{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.chip{display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:50px;
  padding:12px 22px;font-family:var(--ff-head);font-weight:600;color:var(--ink);box-shadow:var(--shadow-sm);transition:.25s}
.chip:hover{border-color:var(--yellow);transform:translateY(-3px)}
.chip i{color:var(--gold)}

/* ---- pourquoi nous ---- */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.why__item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:24px;display:flex;gap:14px;align-items:flex-start;transition:.25s}
.why__item:hover{border-color:var(--yellow);box-shadow:var(--shadow-sm);transform:translateY(-4px)}
.why__item .tick{flex:0 0 auto;width:38px;height:38px;border-radius:50%;background:var(--ink);display:flex;align-items:center;justify-content:center}
.why__item .tick svg{width:18px;height:18px;color:var(--yellow)}
.why__item b{font-family:var(--ff-head);font-size:1rem;color:var(--ink)}

/* ---- méthodologie / steps ---- */
.steps{display:grid;grid-template-columns:repeat(7,1fr);gap:14px;counter-reset:s}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:24px 16px;text-align:center;position:relative}
.step b{counter-increment:s;display:flex;width:46px;height:46px;margin:0 auto 14px;border-radius:50%;
  background:var(--yellow);color:var(--ink);font-family:var(--ff-head);font-weight:800;align-items:center;justify-content:center;font-size:1.15rem}
.step b::before{content:counter(s,decimal-leading-zero)}
.step span{font-size:.86rem;font-weight:600;color:var(--ink);display:block}

/* ============================ PORTFOLIO / RÉALISATIONS ============================ */
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proj{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;
  background:linear-gradient(150deg,#2f2f2f,#1a1a1a);display:flex;align-items:flex-end;
  border:1px solid rgba(0,0,0,.06);box-shadow:var(--shadow-sm)}
.proj::before{content:"";position:absolute;inset:0;background:url("../images/S2GC-logo.svg") no-repeat center/52%;opacity:.07}
.proj.has-img{background-size:cover;background-position:center;background-repeat:no-repeat}
.proj.has-img::before{opacity:0}
.proj::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.55))}
.proj__body{position:relative;z-index:2;padding:22px;color:#fff;width:100%}
.proj__tag{display:inline-block;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;
  color:var(--ink);background:var(--yellow);padding:4px 10px;border-radius:5px;margin-bottom:10px}
.proj__body h3{color:#fff;font-size:1.14rem;margin:0 0 4px}
.proj__body p{color:#cfcfcf;font-size:.85rem;margin:0}
.proj__ph{position:absolute;top:14px;right:16px;z-index:2;font-size:.72rem;color:#cfcfcf;border:1px dashed rgba(255,255,255,.4);
  padding:4px 10px;border-radius:6px}

/* ---- références ---- */
.ref-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ref{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.ref__head{background:var(--ink);color:var(--yellow);font-family:var(--ff-head);font-weight:700;padding:16px 22px;text-align:center;letter-spacing:.02em}
.ref__list{padding:14px 22px 22px;list-style:none;margin:0;display:grid;gap:10px}
.ref__list li{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px dashed var(--line);font-weight:600;color:var(--ink)}
.ref__list li:last-child{border-bottom:0}
.ref__list li::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--yellow);flex:0 0 auto;box-shadow:0 0 0 3px rgba(252,225,1,.2)}

/* ---- tableaux (matériel / fiche) ---- */
.table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.table th,.table td{padding:14px 20px;text-align:left;border-bottom:1px solid var(--line);font-size:.96rem}
.table thead th{background:var(--ink);color:var(--yellow);font-family:var(--ff-head);font-weight:700;letter-spacing:.02em}
.table tbody tr:nth-child(even){background:var(--bg-yellow-2)}
.table td:first-child{font-weight:700;color:var(--ink)}
.facts{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.facts td{padding:14px 22px;border-bottom:1px solid var(--line)}
.facts td:first-child{background:var(--bg-yellow);font-weight:700;color:var(--ink);width:42%}

/* ============================ CTA band ============================ */
.cta{position:relative;overflow:hidden;background:var(--yellow);color:var(--ink)}
.cta::before{content:"";position:absolute;right:-30px;top:-40px;width:300px;height:300px;
  background:url("../images/S2GC-logo.svg") no-repeat center/contain;opacity:.12}
.cta__inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:54px 20px;flex-wrap:wrap}
.cta h2{font-size:clamp(1.6rem,3vw,2.3rem);margin:0;max-width:680px}
.cta p{margin:8px 0 0;font-weight:500}

/* ============================ PAGE BANNER (pages internes) ============================ */
.banner{position:relative;overflow:hidden;color:#fff;background:radial-gradient(130% 150% at 85% 0%,#3a3a3a 0%,#242424 50%,#171717 100%)}
.banner::after{content:"";position:absolute;right:-4%;top:50%;transform:translateY(-50%);width:340px;height:340px;
  background:url("../images/S2GC-logo.svg") no-repeat center/contain;opacity:.1}
.banner__inner{position:relative;z-index:2;padding:74px 30px 66px;padding-left:30px !important;}
.banner h1{color:#fff;font-size:clamp(2rem,4vw,3rem);font-weight:800;margin-bottom:12px}
.crumbs{display:flex;gap:10px;align-items:center;color:#c9c9c9;font-size:.92rem;font-weight:500}
.crumbs a:hover{color:var(--yellow)}
.crumbs span{color:var(--yellow)}

/* ============================ CONTACT ============================ */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.info-card{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px;margin-bottom:16px;transition:.25s}
.info-card:hover{border-color:var(--yellow);box-shadow:var(--shadow-sm)}
.info-card .ic{flex:0 0 auto;width:50px;height:50px;border-radius:13px;background:var(--bg-yellow);display:flex;align-items:center;justify-content:center}
.info-card .ic svg{width:24px;height:24px;color:var(--ink)}
.info-card b{display:block;font-family:var(--ff-head);color:var(--ink);margin-bottom:2px}
.info-card a,.info-card p{color:var(--muted);margin:0;font-size:.96rem}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:block;font-weight:600;font-size:.86rem;color:var(--ink);margin:0 0 6px}
.form input,.form textarea{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:.95rem;margin-bottom:16px;background:var(--bg-soft)}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--yellow);background:#fff;box-shadow:0 0 0 3px rgba(252,225,1,.25)}
.form input[type=file]{padding:10px 13px;background:#fff;cursor:pointer}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
.form-alert{padding:13px 16px;border-radius:10px;margin-bottom:16px;font-weight:600;font-size:.93rem}
.form-alert--ok{background:#e8f7f0;color:#1f9e6b;border:1px solid #bfe7d6}
.form-alert--err{background:#fdecec;color:#d23f3f;border:1px solid #f3c9c9}

/* ============================ FOOTER ============================ */
.footer{background:var(--ink-2);color:#bdbdbd;position:relative;z-index:1;padding-top:64px}
.footer a{color:#bdbdbd}
.footer a:hover{color:var(--yellow)}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:48px}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer__brand img{height:54px;width:54px}
.footer__brand b{color:#fff;font-family:var(--ff-head);font-size:1.3rem;line-height:1}
.footer__brand span{display:block;font-size:.64rem;letter-spacing:.15em;color:var(--yellow);text-transform:uppercase}
.footer h4{color:#fff;font-size:1.02rem;margin-bottom:18px;position:relative;padding-bottom:12px}
.footer h4::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:3px;background:var(--yellow);border-radius:2px}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:11px;font-size:.95rem}
.footer__contact li{display:flex;gap:11px;align-items:flex-start;font-size:.94rem}
.footer__contact i{color:var(--yellow);margin-top:3px}
.footer__bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.86rem}
.footer__bottom .tagline{color:var(--yellow);font-family:var(--ff-head);font-weight:600}

/* simple FA-ish icon font fallback via SVG only — no dependency */
.i{display:inline-flex}

/* ============================ REVEAL ANIM ============================ */
.reveal{transition:opacity .7s ease,transform .7s ease}
.js .reveal{opacity:0;transform:translateY(26px)}
.js .reveal.in{opacity:1;transform:none}

/* ============================ RESPONSIVE ============================ */
@media(max-width:1024px){
  .hero__inner{grid-template-columns:1fr;gap:30px;padding:64px 0 76px;text-align:center;min-height:auto}
  .hero__eyebrow,.hero__actions,.hero__tags{justify-content:center}
  .hero__badge-wrap{order:-1}
  .hero__badge{width:min(300px,70%)}
  .split{grid-template-columns:1fr;gap:34px}
  .grid-3,.grid-4,.why,.ref-cols,.proj-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(4,1fr)}
  .footer__grid{grid-template-columns:1fr 1fr;gap:30px}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:760px){
  .nav__menu,.nav__phone{display:none}
  .nav__menu{position:absolute;top:74px;left:0;right:0;flex-direction:column;background:#fff;
    padding:14px 18px;gap:2px;box-shadow:var(--shadow);border-bottom:3px solid var(--yellow)}
  .nav__menu.open{display:flex}
  .nav__menu a{padding:13px 8px;border-radius:8px}
  .nav__menu a::after{display:none}
  .nav__toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}
  .nav__cta{margin-left:0}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .stat:nth-child(2){border-right:0}
  .grid-2,.grid-3,.grid-4,.why,.ref-cols,.proj-grid,.steps,.form .row{grid-template-columns:1fr}
  .cta__inner{flex-direction:column;align-items:flex-start;text-align:left}
  .footer__grid{grid-template-columns:1fr}
  .section{padding:58px 0}
  .facts td:first-child{width:46%}
}