:root{
  --primary:#0f766e;
  --primary-dark:#115e59;
  --accent:#f59e0b;
  --dark:#0f172a;
  --muted:#64748b;
  --light:#f8fafc;
  --border:#e2e8f0;
  --white:#ffffff;
  --shadow:0 22px 60px rgba(15,23,42,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--dark);background:var(--white);line-height:1.65}
a{text-decoration:none;color:inherit}
.container{width:min(1120px,92%);margin:auto}
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--dark)}
.brand-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:15px;box-shadow:0 10px 24px rgba(15,118,110,.25)}
.nav{display:flex;align-items:center;gap:28px;font-weight:600;color:#334155}
.nav a:hover{color:var(--primary)}
.menu-btn{display:none;background:none;border:0;font-size:28px;color:var(--dark)}
.hero{padding:92px 0;background:radial-gradient(circle at top left,rgba(15,118,110,.16),transparent 36%),linear-gradient(135deg,#ecfeff,#fff 55%,#fffbeb)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow,.section-label{display:inline-block;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--primary);font-size:13px;margin-bottom:14px}
h1{font-size:clamp(42px,6vw,68px);line-height:1.02;letter-spacing:-.05em;margin-bottom:22px}
h2{font-size:clamp(30px,4vw,46px);line-height:1.12;letter-spacing:-.035em;margin-bottom:24px}
h3{font-size:22px;margin-bottom:10px}
.hero-text{font-size:19px;color:#475569;max-width:620px;margin-bottom:32px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.2s ease;cursor:pointer}
.btn.primary{background:var(--primary);color:#fff;box-shadow:0 14px 28px rgba(15,118,110,.24)}
.btn.primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn.secondary{background:#fff;color:var(--dark);border-color:var(--border)}
.hero-card{min-height:440px;border-radius:34px;background:linear-gradient(160deg,rgba(15,118,110,.92),rgba(17,94,89,.98)),url('https://images.unsplash.com/photo-1488646953014-85cb44e25828?auto=format&fit=crop&w=1000&q=80') center/cover;box-shadow:var(--shadow);padding:38px;color:#fff;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;position:relative}
.hero-card:before{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,transparent,rgba(15,23,42,.45))}
.hero-card>*{position:relative}.card-icon{font-size:46px;margin-bottom:18px}.hero-card p{color:#e0f2fe;margin-bottom:18px}.hero-card span{display:inline-flex;width:max-content;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:7px 14px;font-weight:700}
.section{padding:84px 0}.alt{background:var(--light)}.two-col{display:grid;grid-template-columns:.8fr 1.2fr;gap:54px;align-items:start}.content-card,.contact-card,.inquiry-form,.certificate,.service-card{background:#fff;border:1px solid var(--border);border-radius:26px;padding:30px;box-shadow:0 14px 45px rgba(15,23,42,.06)}.content-card p+p{margin-top:14px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}.stats div{padding:18px;border-radius:20px;background:#f0fdfa}.stats strong{display:block;color:var(--primary);font-size:20px}.stats span{font-size:13px;color:var(--muted);font-weight:700}.center{text-align:center;display:block}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:28px}.service-card span{display:inline-flex;color:var(--accent);font-weight:900;margin-bottom:12px}.service-card p{color:var(--muted)}.certificate{max-width:980px;margin:30px auto 0}.cert-head{display:flex;justify-content:space-between;gap:20px;padding-bottom:22px;margin-bottom:22px;border-bottom:1px dashed #cbd5e1}.cert-head p{color:var(--muted)}.cert-head span{height:max-content;background:#dcfce7;color:#166534;border-radius:999px;padding:8px 14px;font-weight:800}.cert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:22px}.cert-grid div{background:#f8fafc;border:1px solid var(--border);border-radius:18px;padding:18px}.cert-grid small{display:block;color:var(--muted);font-weight:800;text-transform:uppercase;font-size:11px;letter-spacing:.08em;margin-bottom:6px}.cert-grid strong{font-size:15px}.cert-note{color:var(--muted);margin-bottom:20px}.contact-grid{align-items:stretch}.contact-card p{margin-top:10px;color:#475569}.inquiry-form{display:flex;flex-direction:column;gap:14px}.inquiry-form input,.inquiry-form textarea{width:100%;border:1px solid var(--border);border-radius:16px;padding:15px 16px;font:inherit;outline:none}.inquiry-form input:focus,.inquiry-form textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(15,118,110,.1)}.narrow{max-width:900px}.footer{background:#0f172a;color:#cbd5e1;padding:54px 0 0}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:34px}.footer h4{color:#fff;margin-bottom:12px}.footer ul{list-style:none}.footer li{margin:8px 0}.footer-brand{color:#fff;margin-bottom:14px}.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.1);margin-top:38px;padding:20px;color:#94a3b8}
@media(max-width:820px){.menu-btn{display:block}.nav{position:absolute;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);padding:18px 4%;display:none;flex-direction:column;align-items:flex-start;gap:14px}.nav.active{display:flex}.hero{padding:64px 0}.hero-grid,.two-col,.footer-grid{grid-template-columns:1fr}.hero-card{min-height:320px}.service-grid,.cert-grid{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.cert-head{flex-direction:column}h1{font-size:42px}}