:root{
  --bg:#eaf4ff;
  --card:#ffffff;
  --ink:#111827;
  --muted:#4b5563;
  --brand:#1f2a44;
  --brand-acc:#22507a;
  --border:#e5e7eb;
  --shadow:0 8px 24px rgba(16,24,40,.06);
  --radius:16px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;
}
.container{max-width:1040px;margin:0 auto;padding:0 16px;}
header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--border);}
header .wrap{display:flex;align-items:center;justify-content:space-between;padding:16px 0;}
.brand{display:flex;align-items:baseline;gap:12px;font-size:clamp(22px,2.8vw,34px);font-weight:700;color:var(--brand);text-decoration:none}
.brand img{height:1em;width:auto;vertical-align:baseline}
nav a{color:var(--brand);margin-left:20px;text-decoration:none;font-size:14px;padding-bottom:4px;border-bottom:2px solid transparent;}
nav a:hover{text-decoration:underline;}
nav a.active{border-color:var(--brand-acc);}
main{padding:28px 0 48px}
.card{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:var(--radius);padding:24px}
h1{margin:0 0 8px;font-size:clamp(26px,3vw,34px);color:var(--brand)}
h2{margin:0 0 16px;font-size:22px;color:var(--brand)}
h3{margin:0 0 10px;font-size:16px;color:var(--brand-acc)}
p{margin:8px 0}
.small{font-size:12px;color:var(--muted)}
.grid{display:grid;gap:20px}
@media (min-width:880px){.grid-2{grid-template-columns:1fr 1fr}}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 12px;border-radius:10px;border:1px solid var(--border);background:#fff;color:#111;font-size:13px;cursor:pointer}
.btn:hover{background:#f3f4f6}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--border)}
.row{display:flex;align-items:center;flex-wrap:wrap}
.row .copy{margin-left:8px}
.copy-done{margin-left:8px;font-size:12px;color:var(--brand-acc);display:none}
.map{width:100%;height:300px;border:1px solid var(--border);border-radius:12px}
footer{background:#fff;border-top:1px solid var(--border);}
footer .wrap{padding:16px 0;display:flex;gap:8px;flex-wrap:wrap;align-items:center;justify-content:space-between;color:#374151}

/* Timeline (연혁) */
.timeline{position:relative;margin:0;padding:0 0 0 28px;list-style:none;}
.timeline::before{content:"";position:absolute;left:12px;top:0;bottom:0;width:2px;background:#cbd5e1;}
.timeline li{position:relative;margin:0 0 18px 0;}
.timeline li::before{content:"";position:absolute;left:-2px;top:2px;width:10px;height:10px;background:#22507a;border-radius:9999px;box-shadow:0 0 0 4px #eaf4ff;}
.timeline .year{font-weight:700;color:#1f2a44;margin-right:6px;}
.timeline .desc{color:#374151;}

/* Product grid */
.products{display:grid;gap:20px;}
@media (min-width:880px){.products{grid-template-columns:repeat(3,minmax(0,1fr));}}
.prod{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:var(--radius);padding:18px;display:flex;flex-direction:column;}
.prod .thumb{background:#f3f4f6;border:1px dashed #d1d5db;height:140px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#9ca3af;font-size:12px;}
.badges{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0 6px;}
.badge{font-size:11px;padding:3px 8px;border-radius:999px;background:#e5f0ff;color:#1f2a44;border:1px solid #cfe2ff;}
.prod .actions{margin-top:auto;display:flex;gap:8px;flex-wrap:wrap;}
.prod .actions .btn{font-size:12px;}

/* Form (견적/문의) */
.form{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:var(--radius);padding:18px;}
.form .row{gap:10px;margin:8px 0;}
label{font-size:13px;color:#374151;display:block;margin-bottom:6px;}
input[type="text"],input[type="email"],input[type="tel"],select,textarea{
  width:100%;padding:10px 12px;border:1px solid #d1d5db;border-radius:10px;font-size:14px;background:#fff;color:#111;
}
textarea{min-height:120px;resize:vertical;}
.form .cols{display:grid;gap:12px;}
@media (min-width:880px){.form .cols-2{grid-template-columns:1fr 1fr;}.form .cols-3{grid-template-columns:1fr 1fr 1fr;}}
.form .help{font-size:12px;color:#6b7280;}
.form .hr{height:1px;background:var(--border);margin:14px 0;}
.note{font-size:12px;color:#6b7280;}

/* Facilities Gallery */
.gallery{display:grid;gap:16px;}
@media (min-width:880px){.gallery-3{grid-template-columns:repeat(3,minmax(0,1fr));}}
.equip-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:var(--radius);overflow:hidden;}
.equip-card img{width:100%;height:220px;object-fit:cover;display:block;background:#f3f4f6;}
.cap{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;font-size:13px;color:#374151;}