/* ===== Brand tokens ===== */
:root{
  --graphite:#1C1F24;
  --graphite-2:#262B32;
  --graphite-line:#363C45;
  --crimson:#C8102E;
  --crimson-deep:#A50D26;
  --crimson-tint:#FBEBED;
  --steel:#5B6573;
  --steel-light:#AEB5C0;
  --mist:#F4F5F7;
  --line:#E3E6EB;
  --white:#FFFFFF;

  --font-head:'Red Hat Display','Helvetica Neue',Arial,sans-serif;
  --font-body:'Red Hat Text','Helvetica Neue',Arial,sans-serif;

  --container:1200px;
  --radius:10px;
  --shadow:0 18px 40px -22px rgba(28,31,36,.35);
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:84px;}
body{
  margin:0;
  background:var(--white);
  color:var(--graphite);
  font:400 16.5px/1.65 var(--font-body);
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--crimson);outline-offset:3px;}

.container{max-width:var(--container);margin:0 auto;padding:0 32px;}

h1,h2,h3,h4{margin:0;font-family:var(--font-head);color:var(--graphite);text-wrap:balance;}
h1{font-size:clamp(2.4rem,4.4vw,3.6rem);font-weight:800;line-height:1.08;letter-spacing:-.02em;}
h2{font-size:clamp(1.9rem,3vw,2.6rem);font-weight:700;line-height:1.15;letter-spacing:-.015em;}
h3{font-size:20px;font-weight:700;line-height:1.3;}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin:0 0 16px;
  font-family:var(--font-head);
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--crimson);
}
.eyebrow::before{content:"";width:24px;height:2px;background:currentColor;}
.eyebrow-light{color:#F36B78;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border:1.5px solid transparent;
  border-radius:6px;
  font:600 15px/1.2 var(--font-body);
  cursor:pointer;
  transition:background-color .2s,border-color .2s,color .2s;
}
.btn-lg{padding:15px 28px;font-size:16px;}
.btn-primary{background:var(--crimson);color:var(--white);}
.btn-primary:hover{background:var(--crimson-deep);}
.btn-outline{border-color:var(--graphite);color:var(--graphite);}
.btn-outline:hover{background:var(--graphite);color:var(--white);}
.btn-white{background:var(--white);color:var(--crimson-deep);}
.btn-white:hover{background:var(--mist);}

/* ===== Header ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:var(--white);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s;
}
.site-header.scrolled{box-shadow:0 6px 24px -14px rgba(28,31,36,.35);}
.header-inner{display:flex;align-items:center;gap:32px;height:76px;}
.logo img{width:auto;height:58px;}
.main-nav{display:flex;align-items:center;gap:30px;margin-left:auto;}
.main-nav a{font-size:15px;font-weight:500;color:var(--steel);transition:color .2s;}
.main-nav a:hover{color:var(--crimson);}
.nav-contact{display:none;}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  margin-left:auto;
  border:1px solid var(--line);
  border-radius:6px;
  background:var(--white);
  cursor:pointer;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:relative;
  display:block;
  width:18px;
  height:2px;
  margin:0 auto;
  background:var(--graphite);
  transition:transform .2s,background .2s;
}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg);}

/* ===== Hero ===== */
.hero{padding:72px 0 64px;background:linear-gradient(180deg,var(--mist) 0%,var(--white) 100%);}
.hero + .section{padding-top:72px;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:64px;align-items:center;}
.hero-lead{margin:22px 0 32px;max-width:34em;font-size:18.5px;color:var(--steel);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-points{display:grid;gap:10px;margin-top:36px;padding-top:28px;border-top:1px solid var(--line);}
.hero-points li{position:relative;padding-left:30px;font-weight:500;}
.hero-points li::before{
  content:"";
  position:absolute;
  left:0;
  top:4px;
  width:18px;
  height:18px;
  border-radius:50%;
  background:var(--crimson-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C8102E' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12.5 4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat;
}
.hero-media{position:relative;}
.hero-media > img{
  width:100%;
  height:auto;
  aspect-ratio:4/3.4;
  object-fit:cover;
  object-position:62% center;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.hero-badge{
  position:absolute;
  left:-28px;
  bottom:32px;
  display:flex;
  align-items:center;
  gap:14px;
  padding:16px 20px;
  background:var(--white);
  border-radius:8px;
  box-shadow:var(--shadow);
}
.hero-badge strong{display:block;font-family:var(--font-head);font-size:15.5px;}
.hero-badge span{display:block;font-size:13.5px;color:var(--steel);}

/* ===== Sections ===== */
.section{padding:100px 0;}
.section-muted{background:var(--mist);}
.section-dark{background:var(--graphite);color:var(--steel-light);}
.section-dark h2,.section-dark h3{color:var(--white);}
.section-head{max-width:720px;margin-bottom:52px;}
.section-head p:last-child{margin:16px 0 0;font-size:17.5px;color:var(--steel);}
.section-head .eyebrow + h2{margin-top:0;}

/* Services */
.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.service-card{
  padding:32px 30px;
  background:var(--white);
  border:1px solid var(--line);
  border-top:3px solid transparent;
  border-radius:var(--radius);
  transition:border-color .2s,box-shadow .2s,transform .2s;
}
.service-card:hover{border-top-color:var(--crimson);box-shadow:var(--shadow);transform:translateY(-3px);}
.service-icon{
  display:grid;
  place-items:center;
  width:52px;
  height:52px;
  margin-bottom:22px;
  border-radius:8px;
  background:var(--crimson-tint);
}
.service-icon svg,.why-icon svg{width:26px;height:26px;fill:none;stroke:var(--crimson);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.service-card h3{margin-bottom:10px;}
.service-card p{margin:0 0 18px;color:var(--steel);}
.service-card ul{display:grid;gap:7px;padding-top:18px;border-top:1px solid var(--line);}
.service-card li{position:relative;padding-left:18px;font-size:15px;}
.service-card li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:50%;background:var(--crimson);}

/* Why */
.why-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:72px;align-items:center;}
.why-intro p{margin:20px 0 32px;font-size:17.5px;}
.why-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.why-item{padding:28px;background:var(--graphite-2);border:1px solid var(--graphite-line);border-radius:var(--radius);}
.why-icon{
  display:grid;
  place-items:center;
  width:46px;
  height:46px;
  margin-bottom:18px;
  border-radius:8px;
  background:rgba(200,16,46,.14);
}
.why-icon svg{stroke:#F36B78;}
.why-item h3{margin-bottom:8px;font-size:18.5px;}
.why-item p{margin:0;font-size:15.5px;}

/* Engagement models */
.model-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.model-card{
  display:flex;
  flex-direction:column;
  padding:34px 30px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.model-card h3{margin-bottom:12px;padding-bottom:16px;border-bottom:2px solid var(--crimson);align-self:flex-start;}
.model-card p{flex:1;margin:0 0 22px;color:var(--steel);}
.model-fit{font-size:14px;font-weight:600;color:var(--graphite);}

/* Approach */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;counter-reset:none;}
.step{position:relative;padding-top:28px;border-top:2px solid var(--line);}
.step::before{content:"";position:absolute;top:-2px;left:0;width:56px;height:2px;background:var(--crimson);}
.step-num{display:block;margin-bottom:12px;font-family:var(--font-head);font-size:34px;font-weight:800;line-height:1;color:var(--crimson);}
.step h3{margin-bottom:8px;}
.step p{margin:0;color:var(--steel);font-size:15.5px;}

/* Industries */
.industry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.industry-grid li{
  padding:22px 24px;
  background:var(--white);
  border:1px solid var(--line);
  border-left:4px solid var(--crimson);
  border-radius:6px;
  font-family:var(--font-head);
  font-size:17px;
  font-weight:700;
}

/* CTA */
.cta-section{padding:80px 0;background:var(--crimson);color:var(--white);}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;}
.cta-section h2{color:var(--white);}
.cta-section p{max-width:40em;margin:14px 0 0;font-size:17.5px;color:#FBE3E6;}
.cta-actions{flex-shrink:0;}
.cta-section :focus-visible{outline-color:var(--white);}

/* Footer */
.site-footer{padding:72px 0 32px;background:var(--graphite);color:var(--steel-light);font-size:15px;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid var(--graphite-line);}
.footer-brand img{width:auto;height:58px;}
.footer-brand p{max-width:30em;margin:18px 0 0;}
.footer-col h4{margin-bottom:16px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--white);}
.footer-col li{margin-bottom:10px;}
.footer-col a:hover{color:var(--white);}
.footer-bottom{padding-top:24px;font-size:14px;}

/* ===== Responsive ===== */
@media (max-width:1080px){
  .main-nav{gap:22px;}
  .header-cta{display:none;}
  .nav-contact{display:inline;}
}
@media (max-width:980px){
  .hero-grid,.why-grid{grid-template-columns:1fr;gap:48px;}
  .hero-badge{left:16px;bottom:16px;}
  .service-grid,.model-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:40px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:860px){
  .nav-toggle{display:grid;place-items:center;}
  .main-nav{
    position:absolute;
    top:76px;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:8px 20px 16px;
    background:var(--white);
    border-bottom:1px solid var(--line);
    box-shadow:0 16px 24px -18px rgba(28,31,36,.3);
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:13px 4px;border-bottom:1px solid var(--line);font-size:16px;}
  .main-nav a:last-child{border-bottom:0;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  .header-inner{height:68px;}
  .main-nav{top:68px;}
  .logo img{height:46px;}
  .hero{padding:44px 0 64px;}
  .hero-lead{font-size:17px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-badge{position:static;margin-top:16px;box-shadow:none;border:1px solid var(--line);}
  .section{padding:72px 0;}
  .section-head{margin-bottom:36px;}
  .service-grid,.model-grid,.why-list,.industry-grid,.steps{grid-template-columns:1fr;}
  .service-card{padding:28px 24px;}
  .cta-section{padding:64px 0;}
  .cta-actions,.cta-actions .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;gap:32px;}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .service-card{transition:none;}
  .service-card:hover{transform:none;}
}