:root{
  --brt-primary:#0f766e;
  --brt-dark:#0f172a;
  --brt-muted:#64748b;
  --brt-light:#f8fafc;
  --brt-border:#e2e8f0;
  --brt-white:#ffffff;
  --brt-radius:22px;
  --brt-shadow:0 24px 60px rgba(15,23,42,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--brt-dark);background:var(--brt-white);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}.container{width:min(1120px,92vw);margin:0 auto}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--brt-border)}.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:78px;gap:28px}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:46px;height:46px;border-radius:14px;background:var(--brt-primary);color:#fff;display:grid;place-items:center;font-weight:800;font-size:22px}.brand-text{display:flex;flex-direction:column;line-height:1.1}.brand-text strong{font-size:18px}.brand-text small{color:var(--brt-muted);font-size:12px;margin-top:4px}.primary-nav ul{display:flex;list-style:none;gap:26px;margin:0;padding:0}.primary-nav a{font-weight:650;color:#334155}.primary-nav a:hover{color:var(--brt-primary)}.menu-toggle{display:none;border:0;background:var(--brt-light);border-radius:12px;padding:10px 13px;font-size:20px}.hero{padding:92px 0;background:radial-gradient(circle at top left,rgba(15,118,110,.16),transparent 34%),linear-gradient(135deg,#f8fafc 0%,#ffffff 55%,#ecfeff 100%)}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brt-primary);font-weight:800;text-transform:uppercase;letter-spacing:.1em;font-size:12px}.hero h1{font-size:clamp(42px,6vw,72px);line-height:.98;margin:18px 0 22px;letter-spacing:-.05em}.hero p{font-size:20px;color:#475569;max-width:720px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:14px 22px;font-weight:800;border:1px solid transparent;transition:.2s ease}.btn.primary{background:var(--brt-primary);color:#fff;box-shadow:0 12px 30px rgba(15,118,110,.25)}.btn.primary:hover{transform:translateY(-2px)}.btn.ghost{border-color:var(--brt-border);background:#fff}.btn.light{background:#fff;color:var(--brt-primary)}.hero-card{background:#fff;border:1px solid var(--brt-border);border-radius:var(--brt-radius);padding:30px;box-shadow:var(--brt-shadow)}.card-top{font-weight:900;font-size:20px;margin-bottom:16px}.hero-card ul,.feature-box ul{margin:0;padding:0;list-style:none}.hero-card li,.feature-box li{padding:12px 0;border-bottom:1px solid var(--brt-border)}.hero-card li:last-child,.feature-box li:last-child{border-bottom:0}.trust-strip{background:var(--brt-dark);color:#fff}.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px}.strip-grid div{padding:24px 18px;text-align:center}.strip-grid strong{display:block;font-size:24px}.strip-grid span{color:#cbd5e1}.section{padding:86px 0}.section.alt{background:var(--brt-light)}.section-head{text-align:center;max-width:760px;margin:0 auto 44px}.section-head h2,.split h2,.cta-wrap h2{font-size:clamp(32px,4vw,48px);line-height:1.05;letter-spacing:-.04em;margin:12px 0}.section-head p,.split p,.cta-wrap p{color:#64748b;font-size:18px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.service-card{border:1px solid var(--brt-border);border-radius:20px;padding:28px;background:#fff;transition:.2s ease}.service-card:hover{transform:translateY(-4px);box-shadow:var(--brt-shadow)}.icon{width:42px;height:42px;border-radius:14px;background:rgba(15,118,110,.12);color:var(--brt-primary);display:grid;place-items:center;font-weight:900;margin-bottom:14px}.service-card h3{margin:0 0 8px;font-size:21px}.service-card p{color:#64748b;margin:0}.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}.feature-box,.contact-form{background:#fff;border:1px solid var(--brt-border);border-radius:var(--brt-radius);padding:30px;box-shadow:var(--brt-shadow)}.cta-band{background:var(--brt-primary);color:#fff}.cta-band p{color:rgba(255,255,255,.82)}.cta-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}.contact-list{margin-top:24px}.contact-list p{font-size:17px;color:#334155}.contact-list a{color:var(--brt-primary);font-weight:800}.contact-form{display:grid;gap:16px}.contact-form label{display:grid;gap:7px;font-weight:800}.contact-form input,.contact-form textarea{width:100%;border:1px solid var(--brt-border);border-radius:14px;padding:13px 14px;font:inherit}.contact-form input:focus,.contact-form textarea:focus{outline:2px solid rgba(15,118,110,.25);border-color:var(--brt-primary)}.contact-form small{color:#64748b}.site-footer{background:#020617;color:#e2e8f0;padding:56px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}.site-footer h3,.site-footer h4{color:#fff;margin-top:0}.site-footer p{color:#cbd5e1}.copyright{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:20px;color:#94a3b8;font-size:14px}.content-area{max-width:860px}.post-card{border:1px solid var(--brt-border);border-radius:20px;padding:32px;background:#fff}
@media(max-width:860px){.menu-toggle{display:block}.primary-nav{display:none;position:absolute;top:78px;left:0;right:0;background:#fff;border-bottom:1px solid var(--brt-border);padding:18px 24px}.primary-nav.open{display:block}.primary-nav ul{flex-direction:column;gap:12px}.hero-grid,.split{grid-template-columns:1fr}.hero{padding:62px 0}.service-grid{grid-template-columns:1fr}.strip-grid{grid-template-columns:repeat(2,1fr)}.cta-wrap{display:block}.footer-grid{grid-template-columns:1fr}.section{padding:64px 0}}