/* ============================================================
   RMK Engenharia e Geotecnia — style.css
   Paleta: azul #1B2A4A · dourado #C9A24B · branco/off-white
   Fontes: Sora (títulos) · Manrope (texto) · IBM Plex Mono (dados)
   ============================================================ */

:root{
  --navy:#1B2A4A;
  --navy-deep:#111D35;
  --navy-soft:#2A3C61;
  --gold:#C9A24B;
  --gold-dark:#9A7B2E;
  --gold-tint:#F4EEDF;
  --paper:#FFFFFF;
  --off:#F7F6F2;
  --ink:#22293A;
  --gray:#5A6472;
  --line:#E7E5DE;
  --wa:#25D366;
  --radius:14px;
  --font-display:'Sora',sans-serif;
  --font-body:'Manrope',sans-serif;
  --font-mono:'IBM Plex Mono',monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.container{max-width:1160px;margin:0 auto;padding:0 24px}

/* ---------- utilitários ---------- */
.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--gold-dark);
  display:flex;align-items:center;gap:.5rem;
  margin-bottom:.9rem;
}
.eyebrow::before{
  content:"";
  width:9px;height:9px;
  background:var(--gold);
  clip-path:polygon(50% 0,100% 100%,0 100%); /* marco geodésico ▲ */
  flex:none;
}
.eyebrow--light{color:var(--gold)}

.section-title{
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(1.6rem,3.2vw,2.2rem);
  color:var(--navy);
  line-height:1.25;
  letter-spacing:-.01em;
}
.section-sub{color:var(--gray);max-width:560px;margin-top:.7rem}

.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-display);
  font-weight:600;font-size:.95rem;
  padding:.95rem 1.7rem;
  border-radius:10px;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
  cursor:pointer;border:none;
}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.btn--gold{background:var(--gold);color:var(--navy-deep)}
.btn--gold:hover{box-shadow:0 8px 22px rgba(201,162,75,.35)}
.btn--navy{background:var(--navy);color:#fff}
.btn--navy:hover{box-shadow:0 8px 22px rgba(27,42,74,.30)}
.btn--ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn--wa{background:var(--wa);color:#fff}
.btn--wa:hover{box-shadow:0 8px 22px rgba(37,211,102,.35)}
.btn svg{width:1.15em;height:1.15em;flex:none}

/* ---------- header ---------- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s, box-shadow .25s;
}
.header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 4px 24px rgba(17,29,53,.06);
}
.header__inner{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.brand{display:flex;align-items:center;gap:.7rem}
.brand__mark{
  width:40px;height:40px;flex:none;
  border:1.6px solid var(--navy);
  border-radius:9px;
  display:grid;place-items:center;
  font-family:var(--font-display);
  font-weight:700;font-size:.78rem;color:var(--navy);
  position:relative;
}
.brand__mark::after{ /* tique dourado do marco */
  content:"";position:absolute;top:-4px;right:-4px;
  width:10px;height:10px;background:var(--gold);
  clip-path:polygon(50% 0,100% 100%,0 100%);
}
.brand__text{line-height:1.2}
.brand__name{
  font-family:var(--font-display);
  font-weight:700;font-size:.95rem;color:var(--navy);
  letter-spacing:.02em;
}
.brand__tag{
  font-family:var(--font-mono);
  font-size:.6rem;letter-spacing:.22em;
  color:var(--gray);text-transform:uppercase;
}
.brand__logo{
  height:54px;width:auto;display:block;
}
.footer .brand__logo--footer{
  height:60px;
  filter:brightness(0) invert(1);
}

.nav{display:flex;align-items:center;gap:1.6rem}
.nav a{
  font-size:.9rem;font-weight:600;color:var(--gray);
  transition:color .15s;position:relative;padding:.3rem 0;
}
.nav a:hover{color:var(--navy)}
.nav a.is-active{color:var(--navy)}
.nav a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;
  height:2px;background:var(--gold);border-radius:2px;
}
.nav__cta{
  border:1.5px solid var(--gold);
  color:var(--gold-dark)!important;
  border-radius:999px;
  padding:.5rem 1.15rem!important;
}
.nav__cta:hover{background:var(--gold-tint)}

@media (max-width:1180px) and (min-width:681px){
  .nav{gap:1.05rem}
  .nav a{font-size:.82rem}
}

.nav-toggle{
  display:none;background:none;border:none;cursor:pointer;
  width:44px;height:44px;border-radius:8px;
}
.nav-toggle span{
  display:block;width:22px;height:2px;background:var(--navy);
  margin:5px auto;transition:transform .25s,opacity .2s;
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(201,162,75,.14), transparent 60%),
    var(--navy);
  color:#fff;
  padding:170px 0 92px;
  position:relative;
  overflow:hidden;
}
.hero::before{ /* curvas de nível */
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='900' height='700' viewBox='0 0 900 700' fill='none'%3E%3Cg stroke='%23FFFFFF' stroke-opacity='0.055' stroke-width='1.4'%3E%3Cpath d='M-60 620 C160 520 240 640 430 560 C620 480 700 600 960 500'/%3E%3Cpath d='M-60 540 C170 440 260 560 450 480 C640 400 720 520 960 420'/%3E%3Cpath d='M-60 460 C180 360 280 480 470 400 C660 320 740 440 960 340'/%3E%3Cpath d='M-60 380 C190 290 300 400 490 330 C680 260 760 360 960 270'/%3E%3Cpath d='M-60 300 C200 220 320 320 510 260 C700 200 780 280 960 205'/%3E%3Cpath d='M-60 225 C215 155 340 245 530 195 C715 148 800 210 960 150'/%3E%3C/g%3E%3C/svg%3E");
  background-size:cover;
}
.hero__grid{
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:56px;align-items:center;position:relative;
}
.hero h1{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(2.2rem,4.6vw,3.4rem);
  line-height:1.12;letter-spacing:-.015em;
  margin-bottom:1.2rem;
}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero__sub{
  color:#C7D0E0;font-size:1.06rem;max-width:460px;
  margin-bottom:2rem;
}
.hero__actions{display:flex;gap:.9rem;flex-wrap:wrap}
.hero__coords{
  margin-top:2.6rem;
  font-family:var(--font-mono);
  font-size:.68rem;letter-spacing:.14em;
  color:rgba(255,255,255,.38);
  text-transform:uppercase;
}

/* moldura de mira topográfica na imagem */
.hero__media{position:relative}
.frame{
  position:relative;border-radius:var(--radius);
  padding:14px;
}
.frame::before,.frame::after,
.frame .tick::before,.frame .tick::after{
  content:"";position:absolute;width:26px;height:26px;
  border-color:var(--gold);border-style:solid;
}
.frame::before{top:0;left:0;border-width:2px 0 0 2px;border-radius:6px 0 0 0}
.frame::after{top:0;right:0;border-width:2px 2px 0 0;border-radius:0 6px 0 0}
.frame .tick::before{bottom:0;left:0;border-width:0 0 2px 2px;border-radius:0 0 0 6px}
.frame .tick::after{bottom:0;right:0;border-width:0 2px 2px 0;border-radius:0 0 6px 0}

.ph{ /* placeholder de imagem — trocar por fotos reais */
  border-radius:10px;
  background:
    repeating-linear-gradient(-45deg, rgba(255,255,255,.045) 0 12px, transparent 12px 24px),
    linear-gradient(160deg,#26385C, #17253F);
  display:grid;place-items:center;text-align:center;
  color:rgba(255,255,255,.45);
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;
  text-transform:uppercase;
  min-height:340px;padding:1rem;
}
.hero__img{
  width:100%;height:100%;min-height:340px;
  object-fit:cover;border-radius:10px;
}
.model-img{
  width:100%;height:auto;display:block;
}
.ph--light{
  background:
    repeating-linear-gradient(-45deg, rgba(27,42,74,.05) 0 12px, transparent 12px 24px),
    linear-gradient(160deg,#EDEBE4,#E2DFD6);
  color:#9AA0AB;min-height:300px;
}

.chip{
  position:absolute;left:-18px;bottom:-18px;
  background:#fff;border-radius:12px;
  padding:.8rem 1.1rem;
  box-shadow:0 14px 40px rgba(17,29,53,.28);
}
.chip__num{
  font-family:var(--font-display);
  font-weight:700;font-size:1.25rem;color:var(--gold-dark);
  line-height:1.1;
}
.chip__label{font-size:.72rem;color:var(--gray)}

/* ---------- faixa de confiança ---------- */
.trust{border-bottom:1px solid var(--line);background:var(--paper)}
.trust__grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1rem;padding:1.4rem 0;
}
.trust__item{
  font-family:var(--font-mono);
  font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gray);
  display:flex;align-items:center;gap:.6rem;
}
.trust__item svg{width:16px;height:16px;color:var(--gold-dark);flex:none}

/* ---------- serviços ---------- */
.section{padding:88px 0}
.section--off{background:var(--off)}

.services-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:20px;margin-top:2.6rem;
}
.services-grid--pair{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.8rem 1.6rem;
  display:flex;flex-direction:column;gap:.75rem;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 44px rgba(17,29,53,.10);
  border-color:transparent;
}
.card__icon{
  width:46px;height:46px;border-radius:11px;
  background:var(--gold-tint);color:var(--gold-dark);
  display:grid;place-items:center;
}
.card__icon svg{width:22px;height:22px}
.card h3{
  font-family:var(--font-display);
  font-weight:600;font-size:1.06rem;color:var(--navy);
}
.card p{font-size:.92rem;color:var(--gray);flex:1}
.card__link{
  font-weight:700;font-size:.86rem;color:var(--gold-dark);
  display:inline-flex;align-items:center;gap:.35rem;
}
.card__link svg{width:14px;height:14px;transition:transform .18s}
.card:hover .card__link svg{transform:translateX(4px)}

.card--cta{
  background:var(--navy);border-color:var(--navy);
  color:#fff;justify-content:center;align-items:flex-start;
}
.card--cta h3{color:#fff}
.card--cta p{color:#B9C4D8}

/* ---------- processo ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:20px;margin-top:2.6rem;
  counter-reset:step;
}
.step{position:relative;padding-top:.4rem}
.step::before{
  counter-increment:step;
  content:"0" counter(step);
  font-family:var(--font-mono);
  font-size:.8rem;color:var(--gold-dark);
  letter-spacing:.1em;
  display:block;margin-bottom:.7rem;
}
.step::after{
  content:"";position:absolute;top:1.05rem;left:2.6rem;right:.6rem;
  height:1px;background:var(--line);
}
.step:last-child::after{display:none}
.step h3{
  font-family:var(--font-display);
  font-size:1rem;font-weight:600;color:var(--navy);
  margin-bottom:.4rem;
}
.step p{font-size:.9rem;color:var(--gray)}

/* ---------- sobre ---------- */
.about{
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:56px;align-items:center;
}
.about__stats{
  display:flex;gap:2.2rem;margin-top:1.8rem;flex-wrap:wrap;
}
.stat__num{
  font-family:var(--font-display);
  font-weight:700;font-size:1.5rem;color:var(--navy);
}
.stat__label{font-size:.8rem;color:var(--gray)}

/* ---------- CTA final ---------- */
.cta-block{
  background:
    radial-gradient(700px 340px at 15% 120%, rgba(201,162,75,.16), transparent 60%),
    var(--navy);
  border-radius:22px;
  color:#fff;text-align:center;
  padding:64px 32px;
  position:relative;overflow:hidden;
}
.cta-block h2{
  font-family:var(--font-display);
  font-weight:600;font-size:clamp(1.5rem,3vw,2rem);
  margin-bottom:.6rem;
}
.cta-block p{color:#B9C4D8;margin-bottom:1.8rem}
.cta-block__actions{display:flex;gap:.9rem;flex-wrap:wrap;justify-content:center}

/* ---------- portfólio (páginas de serviço) ---------- */
.folio-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:20px;margin-top:2.4rem;
}
.folio{
  display:block;
  border:1px dashed #CFCBBF;
  border-radius:var(--radius);
  overflow:hidden;background:var(--paper);
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s;
}
.folio:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 44px rgba(17,29,53,.10);
  border-color:transparent;
}
.folio .ph--light{min-height:190px;border-radius:0}
.folio__body{padding:1.1rem 1.2rem}
.folio__body h4{
  font-family:var(--font-display);
  font-size:.95rem;font-weight:600;color:var(--navy);
}
.folio__body span{
  font-family:var(--font-mono);
  font-size:.68rem;letter-spacing:.1em;color:var(--gray);
  text-transform:uppercase;
}
.folio__body span.folio__tag{
  display:block;
  font-size:.64rem;letter-spacing:.12em;
  color:var(--gold-dark);margin-bottom:.4rem;
}
.folio__body span.card__link{
  font-family:var(--font-display);
  font-size:.86rem;font-weight:700;letter-spacing:normal;
  text-transform:none;color:var(--gold-dark);
  display:inline-flex;align-items:center;gap:.35rem;
  margin-top:.5rem;
}
.folio:hover .card__link svg{transform:translateX(4px)}
.folio img{width:100%;height:190px;object-fit:cover;display:block}

/* ---------- case de portfólio (projeto-*.html) ---------- */
.case-facts{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:20px;margin-top:2.2rem;
}
.case-fact{
  background:var(--off);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.4rem 1.5rem;
}
.case-fact__label{
  font-family:var(--font-mono);
  font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold-dark);margin-bottom:.5rem;display:block;
}
.case-fact__value{
  font-family:var(--font-display);
  font-weight:600;font-size:1rem;color:var(--navy);
}
.case-gallery{display:grid;gap:52px;margin-top:2.6rem}
.case-gallery figure{margin:0}
.case-gallery .frame{margin-bottom:1.1rem}
.case-gallery img{width:100%;height:auto;display:block;border-radius:10px}
.case-gallery figcaption{color:var(--gray);font-size:.95rem;max-width:680px}
.case-gallery figcaption strong{
  font-family:var(--font-display);
  color:var(--navy);display:block;margin-bottom:.3rem;font-size:1.05rem;
}
@media (max-width:680px){
  .case-facts{grid-template-columns:1fr}
}

/* lista "o que inclui" */
.include{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:.9rem 2rem;margin-top:1.6rem;
}
.include li{
  display:flex;gap:.7rem;align-items:flex-start;
  font-size:.95rem;color:var(--ink);
}
.include li svg{
  width:18px;height:18px;color:var(--gold-dark);
  flex:none;margin-top:.25rem;
}

/* hero interno das páginas de serviço */
.page-hero{
  background:
    radial-gradient(800px 360px at 90% -20%, rgba(201,162,75,.14), transparent 60%),
    var(--navy);
  color:#fff;
  padding:150px 0 64px;
  position:relative;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='900' height='400' viewBox='0 0 900 400' fill='none'%3E%3Cg stroke='%23FFFFFF' stroke-opacity='0.05' stroke-width='1.4'%3E%3Cpath d='M-60 340 C170 250 260 360 450 290 C640 220 720 330 960 240'/%3E%3Cpath d='M-60 260 C180 180 280 280 470 215 C660 155 740 250 960 165'/%3E%3Cpath d='M-60 180 C195 115 320 195 520 145 C710 100 800 155 960 105'/%3E%3C/g%3E%3C/svg%3E");
  background-size:cover;
}
.page-hero .container{position:relative}
.breadcrumb{
  font-family:var(--font-mono);
  font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(255,255,255,.45);
  margin-bottom:1.1rem;
}
.breadcrumb a:hover{color:var(--gold)}
.page-hero h1{
  font-family:var(--font-display);
  font-weight:700;font-size:clamp(1.9rem,4vw,2.7rem);
  letter-spacing:-.01em;line-height:1.15;
  max-width:640px;
}
.page-hero p{
  color:#C7D0E0;max-width:560px;margin-top:1rem;font-size:1.02rem;
}

/* ---------- blog ---------- */
.blog-list{display:grid;gap:2.6rem;margin-top:.6rem}
.post{
  display:grid;grid-template-columns:260px 1fr;
  gap:28px;align-items:start;
  padding-bottom:2.6rem;border-bottom:1px solid var(--line);
}
.post:last-child{border-bottom:none;padding-bottom:0}
.post__media{display:block}
.post__media .ph{min-height:160px;transition:opacity .18s}
.post__media img{width:100%;height:190px;object-fit:cover;border-radius:10px;display:block;transition:opacity .18s}
.post__media:hover .ph,.post__media:hover img{opacity:.85}
.post__body h2{
  font-family:var(--font-display);font-weight:600;
  font-size:1.3rem;color:var(--navy);margin:.3rem 0 .6rem;
}
.post__body h2 a:hover{color:var(--gold-dark)}
.post__body p{color:var(--gray);margin-bottom:.9rem}

/* ---------- página de post individual ---------- */
.post-content{max-width:720px}
.post-content p{color:var(--ink);margin-bottom:1.2rem;font-size:1.02rem}
.post-content p:last-child{margin-bottom:0}
.post-content code{
  font-family:var(--font-mono);font-size:.85em;
  background:var(--off);padding:.1em .35em;border-radius:4px;
}

/* ---------- contato ---------- */
.contact-grid{
  display:grid;grid-template-columns:1fr 1fr;
  gap:56px;align-items:start;
}
.contact-list{display:grid;gap:1.1rem;margin-top:1.6rem}
.contact-list a{
  display:flex;align-items:center;gap:.9rem;
  font-weight:600;color:var(--navy);
}
.contact-list a:hover{color:var(--gold-dark)}
.contact-list svg{width:20px;height:20px;color:var(--gold-dark);flex:none}

.form{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:2rem;
  display:grid;gap:1.1rem;
}
.form label{
  font-size:.82rem;font-weight:700;color:var(--navy);
  display:grid;gap:.4rem;
}
.form input,.form select,.form textarea{
  font-family:var(--font-body);
  font-size:.95rem;color:var(--ink);
  padding:.85rem 1rem;
  border:1px solid var(--line);
  border-radius:9px;
  background:var(--off);
  transition:border-color .15s, box-shadow .15s;
  width:100%;
}
.form input:focus,.form select:focus,.form textarea:focus{
  outline:none;border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(201,162,75,.18);
}
.form textarea{min-height:120px;resize:vertical}
.form__note{font-size:.78rem;color:var(--gray)}

/* ---------- footer ---------- */
.footer{
  background:var(--navy-deep);
  color:#AAB6CA;
  padding:64px 0 0;
  margin-top:88px;
}
.footer__grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr;
  gap:48px;padding-bottom:48px;
}
.footer .brand__mark{border-color:rgba(255,255,255,.5);color:#fff}
.footer .brand__name{color:#fff}
.footer .brand__tag{color:#8593AB}
.footer p{font-size:.9rem;max-width:320px;margin-top:1rem}
.footer h4{
  font-family:var(--font-display);
  font-size:.85rem;font-weight:600;color:#fff;
  letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:1.1rem;
}
.footer li{margin-bottom:.6rem}
.footer a{font-size:.9rem;transition:color .15s}
.footer a:hover{color:var(--gold)}
.social{display:flex;gap:.8rem;margin-top:1.4rem}
.social a{
  width:40px;height:40px;border-radius:10px;
  border:1px solid rgba(255,255,255,.18);
  display:grid;place-items:center;color:#fff;
  transition:background .15s,border-color .15s,transform .15s;
}
.social a:hover{
  background:var(--gold);border-color:var(--gold);
  color:var(--navy-deep);transform:translateY(-2px);
}
.social svg{width:18px;height:18px}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:1.2rem 0;
  font-family:var(--font-mono);
  font-size:.68rem;letter-spacing:.1em;
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  color:#7484A0;
}

/* ---------- WhatsApp flutuante ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:90;
  width:58px;height:58px;border-radius:50%;
  background:var(--wa);color:#fff;
  display:grid;place-items:center;
  box-shadow:0 10px 30px rgba(37,211,102,.45);
  transition:transform .18s;
}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px}

/* ---------- animação de entrada ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- responsivo ---------- */
@media (max-width:960px){
  .hero__grid,.about,.contact-grid{grid-template-columns:1fr;gap:40px}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);row-gap:2rem}
  .step::after{display:none}
  .folio-grid{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:1fr 1fr}
  .trust__grid{grid-template-columns:repeat(2,1fr)}
  .post{grid-template-columns:1fr}
}
@media (max-width:680px){
  .nav{
    position:fixed;inset:74px 0 auto 0;
    background:#fff;flex-direction:column;align-items:flex-start;
    padding:1.4rem 24px 1.8rem;gap:1.1rem;
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(17,29,53,.12);
    transform:translateY(-130%);
    transition:transform .28s ease;
  }
  .nav.is-open{transform:none}
  .nav-toggle{display:block}
  .services-grid,.folio-grid,.include,.steps{grid-template-columns:1fr}
  .hero{padding:140px 0 70px}
  .footer__grid{grid-template-columns:1fr}
  .chip{left:8px;bottom:-14px}
}