/* City-iTEC inspired color & layout */
:root{
  --bg:#ffffff;
  --ink:#0b1a2b; /* deep navy */
  --muted:#4b5563;
  --accent:#ff7a18; /* warm orange accent */
  --accent-2:#0066cc; /* deep blue accent */
  --surface:#f7fafc;
  --card:#ffffff;
  --maxw:1100px;
  --brand-font: 'Noto Sans JP', 'Segoe UI', Roboto, sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--brand-font);color:var(--ink);background:var(--bg);line-height:1.7}
.container{width:min(var(--maxw),94%);margin:0 auto;padding:0 8px}

/* header */
.site-header{background:linear-gradient(180deg, #ffffffcc, #ffffff);border-bottom:1px solid #e6eef6;position:sticky;top:0;z-index:20}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font-weight:700;font-size:1.15rem;display:flex;align-items:center}
.brand svg{display:block}
.brand, .nav a{color:var(--ink);text-decoration:none}
.nav{display:flex;gap:18px}
.nav a{padding:12px 6px;color:var(--muted);font-weight:600}
.menu-btn{display:none;border:0;background:none;padding:10px}

/* hero */
.hero{display:flex;align-items:center;padding:64px 0;background:linear-gradient(90deg, rgba(0,102,204,0.06), rgba(255,122,24,0.03));}
.hero-inner{display:flex;gap:30px;align-items:center}
.hero-text{flex:1;max-width:650px}
.hero h1{font-size:clamp(28px,4vw,44px);color:var(--ink);margin-bottom:12px}
.hero p{color:var(--muted);margin-bottom:20px}
.hero-image{width:420px;height:260px;background-image:url('https://images.pexels.com/photos/3184306/pexels-photo-3184306.jpeg');background-size:cover;background-position:center;border-radius:8px;box-shadow:0 8px 30px rgba(11,26,43,.06)}

/* sections */
.section{padding:56px 0}
.section.alt{background:var(--surface)}
.section h2{color:var(--accent-2);margin-bottom:18px;font-size:1.5rem}
.two-col{display:flex;gap:28px;align-items:flex-start}
.two-col > div{flex:1}
.card{background:var(--card);padding:18px;border-radius:8px;border:1px solid #e6eef6;box-shadow:0 6px 20px rgba(11,26,43,.04)}

/* services grid */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.service-card{background:#fff;padding:18px;border-radius:8px;border:1px solid #eef6fb}
.service-card h3{color:var(--accent-2);margin-bottom:8px}
.service-card ul{margin-top:8px;padding-left:18px;color:var(--muted)}

/* lists */
.info-list{list-style:none;margin-top:12px;padding-left:0}
.info-list li{padding:6px 0;border-bottom:1px dashed #f0f4f8;color:var(--muted)}

/* contact form */
.contact-form{max-width:720px;display:flex;flex-direction:column;gap:10px}
.contact-form label{display:flex;flex-direction:column;font-weight:600;color:var(--muted)}
.contact-form input, .contact-form textarea{padding:10px;border:1px solid #dbe8fb;border-radius:6px;font-size:0.95rem}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:12px 18px;border-radius:8px;text-decoration:none;font-weight:700;border:0;cursor:pointer}

/* footer */
.site-footer{border-top:1px solid #e6eef6;background:#fff;padding:20px 0}
.footer-inner{display:flex;gap:12px;align-items:center;justify-content:space-between}

/* responsive */
@media (max-width:920px){
  .hero-image{display:none}
  .services-grid{grid-template-columns:1fr 1fr}
  .two-col{flex-direction:column}
  .header-inner{height:64px}
  .nav{display:none}
  .menu-btn{display:block}
}

@media (max-width:600px){
  .services-grid{grid-template-columns:1fr}
  .hero{padding:36px 0}
}