:root{
  --bg:#f5f5f3;
  --ink:#111315;
  --muted:#6d7278;
  --line:#d9dcdf;
  --panel:#ffffff;
  --dark:#111418;
  --dark2:#191d22;
  --accent:#ffffff;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55}
a{color:inherit;text-decoration:none}
.site-header{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 28px;border-bottom:1px solid rgba(0,0,0,.08);
  background:rgba(245,245,243,.92);backdrop-filter:blur(16px)
}
.brand{display:flex;align-items:center;gap:12px;font-family:"Arial Narrow","Helvetica Neue",Arial,sans-serif;font-weight:700;letter-spacing:.18em}
.brand-mark{
  width:34px;height:34px;border-radius:50%;display:inline-grid;place-items:center;
  background:#111;color:#fff;font-size:16px;letter-spacing:0
}
.nav{display:flex;gap:28px;font-size:14px}
.nav a{color:#3f454a}
.nav a:hover{color:#000}
.menu-toggle{display:none;background:none;border:0;font-size:26px}
.hero{
  min-height:78vh;display:flex;align-items:center;
  background:
    radial-gradient(circle at 75% 30%,rgba(120,130,140,.22),transparent 35%),
    linear-gradient(145deg,#f8f8f7 0%,#ececea 100%);
  border-bottom:1px solid var(--line)
}
.hero-inner{max-width:var(--max);margin:auto;padding:90px 30px;width:100%}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.22em;color:#676d73;margin:0 0 18px}
h1{font-family:"Arial Narrow","Helvetica Neue",Arial,sans-serif;font-size:clamp(40px,5vw,64px);font-weight:700;line-height:1;letter-spacing:-.04em;max-width:980px;margin:0}
.hero-copy{max-width:760px;font-size:20px;color:#4e555c;margin:30px 0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{padding:14px 20px;border-radius:999px;font-weight:700;font-size:14px}
.btn.primary{background:#111;color:#fff}
.btn.secondary{border:1px solid #b9bec3;background:rgba(255,255,255,.45)}
.section{max-width:var(--max);margin:auto;padding:110px 30px}
.section-heading{max-width:850px;margin-bottom:46px}
.section-heading h2{font-family:"Arial Narrow","Helvetica Neue",Arial,sans-serif;font-size:clamp(36px,5vw,64px);font-weight:700;letter-spacing:-.03em;line-height:1.02;margin:0}
.grid{display:grid;gap:20px}
.grid.two{grid-template-columns:repeat(2,1fr)}
.grid.three{grid-template-columns:repeat(3,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:34px;min-height:250px}
.card.large{min-height:300px}
.card h3,.feature h3{font-size:26px;margin:0 0 14px}
.card p,.feature p{color:#62686e;font-size:17px;margin:0}
.dark{max-width:none;background:var(--dark);color:#fff;padding-left:max(30px,calc((100vw - var(--max))/2 + 30px));padding-right:max(30px,calc((100vw - var(--max))/2 + 30px))}
.dark .eyebrow{color:#aeb4ba}
.feature{background:var(--dark2);border:1px solid #2c3238;border-radius:24px;padding:32px;min-height:320px}
.feature span{font-size:12px;color:#929aa2;letter-spacing:.18em}
.feature p{color:#b8bec4}
.contact-box{background:#111;color:#fff;border-radius:28px;padding:36px;display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.contact-box .label{font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:#9da4aa;margin:0 0 8px}
.contact-box a{font-size:20px;font-weight:700}
footer{
  max-width:var(--max);margin:auto;padding:30px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:20px;align-items:center;color:#70767c;font-size:13px
}
.footer-brand{color:#111}
@media(max-width:780px){
  .nav{display:none;position:absolute;top:70px;left:14px;right:14px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;flex-direction:column;gap:14px}
  .nav.open{display:flex}
  .menu-toggle{display:block}
  .grid.two,.grid.three,.contact-box{grid-template-columns:1fr}
  .section{padding:78px 20px}
  .hero-inner{padding:72px 20px}
  h1{font-size:44px}
  .hero-copy{font-size:18px}
  footer{flex-direction:column;align-items:flex-start;padding:24px 20px}
}
@media(max-width:760px){h1{font-size:36px;line-height:1.04;letter-spacing:-.03em;}}