:root{
  --primary: #2a7a2a;
  --accent: #f3c33a;
  --muted: #5b6270;
  --bg: #ffffff;
  --max-w: 1200px;
  --radius: 12px;
}
*{box-sizing:border-box}
body{font-family:Inter, system-ui, -apple-system, 'Segoe UI', Roboto, Arial; color:#111; margin:0; background:var(--bg); line-height:1.6}
.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}
.site-header{background:linear-gradient(90deg, rgba(42,122,42,0.03), rgba(243,195,58,0.02));position:sticky;top:0;z-index:50;border-bottom:1px solid #eee}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.site-title{font-weight:700;color:var(--primary);text-decoration:none;font-size:20px}
.primary-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:18px;align-items:center}
.primary-nav a{color:var(--muted);text-decoration:none;font-weight:600}
.menu-toggle{display:none;background:transparent;border:0;font-weight:700}
/* Hero slider */
.hero-slider{position:relative;overflow:hidden}
.slider{display:block;position:relative}
.slide{min-height:420px;background-size:cover;background-position:center;display:flex;align-items:center;color:#fff;position:relative}
.slide:before{content:"";position:absolute;left:0;right:0;top:0;bottom:0;background:linear-gradient(180deg, rgba(10,10,10,0.25), rgba(10,10,10,0.45))}
.slide-inner{position:relative;padding:80px 0;z-index:2}
.slide h1{font-size:34px;margin:0 0 12px;max-width:720px}
.slide p{margin:0 0 18px;color:rgba(255,255,255,0.9);max-width:680px}
.btn{display:inline-block;padding:12px 20px;border-radius:10px;text-decoration:none;font-weight:700}
.btn-primary{background:var(--primary);color:#fff;border:2px solid rgba(0,0,0,0.03)}
.btn-ghost{background:transparent;border:2px solid rgba(255,255,255,0.16);color:#fff}
.slider-controls{display:flex;gap:10px;justify-content:flex-end;padding:12px 20px;position:absolute;right:0;bottom:12px;z-index:3}
.slider-controls button{background:rgba(255,255,255,0.85);border:0;padding:8px 12px;border-radius:8px;cursor:pointer}
/* services */
.services-section{padding:48px 0}
.services-section h2{font-size:28px;margin-bottom:18px;color:var(--primary)}
.service-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.service-card{background:#fff;border-radius:var(--radius);padding:22px;box-shadow:0 6px 24px rgba(16,24,40,0.06);border:1px solid #f1f5f9}
.service-card .icon{width:60px;height:60px;border-radius:10px;background:linear-gradient(180deg, rgba(42,122,42,0.06), rgba(243,195,58,0.03));display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.service-card h3{margin:0 0 8px}
/* contact */
.contact-page{padding:48px 0}
.contact-grid{display:grid;grid-template-columns:1fr 340px;gap:28px;align-items:start}
.contact-form h2{margin-top:0}
.insansu-contact-form input[type=text], .insansu-contact-form input[type=email], .insansu-contact-form textarea{width:100%;padding:12px;border-radius:8px;border:1px solid #e6e8eb;margin-bottom:12px}
.notice.success{padding:12px;background:#ecfdf5;border-left:4px solid #10b981;border-radius:6px;margin-bottom:12px}
/* footer */
.site-footer{padding:22px 0;border-top:1px solid #eee;background:#fff}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}
/* responsive */
@media (max-width:800px){
  .slide-inner{padding:40px 0;text-align:center}
  .menu-toggle{display:block}
  .primary-nav{display:none}
  .contact-grid{grid-template-columns:1fr}
  .slider-controls{justify-content:center;bottom:8px}
}