/* home-index-banner.css – Banner Printing homepage (red + royal blue + paper white, CMYK vibe) */
:root{
  --bg:#f7f8fa;          /* paper white */
  --surface:#ffffff;
  --alt:#eef2ff;         /* soft blue section */
  --ink:#141820;
  --muted:#6b7280;
  --line:#e5e7eb;
  --primary:#dc2626;     /* print red */
  --blue:#2563eb;        /* royal blue */
  --yellow:#f59e0b;      /* hint of Y */
  --k:#111827;           /* K */
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:
  radial-gradient(1000px 600px at -10% -20%, #fee2e2 0%, transparent 40%),
  radial-gradient(900px 520px at 120% 10%, #e0e7ff 0%, transparent 35%),
  var(--bg);
color:var(--ink);font-family:Pretendard, Inter, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Arial, sans-serif}
h1,h2,.serif{font-family:ui-serif, 'Times New Roman', Georgia, serif;letter-spacing:.2px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,92%);margin:0 auto}
header{position:sticky;top:0;background:rgba(255,255,255,.95);backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line);z-index:40}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.2px}
.logo{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,#2563eb,#dc2626);display:grid;place-items:center;color:#fff;font-weight:900}
.nav a.btn{padding:10px 14px;border-radius:10px;border:1px solid var(--line);background:#fff}
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;padding:56px 0}
.tag{display:inline-flex;gap:8px;align-items:center;background:#fff;border:1px solid var(--line);color:#374151;border-radius:999px;padding:6px 12px;font-weight:800;font-size:12px}
.hero h1{font-size:44px;line-height:1.12;margin:16px 0 10px}
.hero p{color:var(--muted);font-size:16px}
.actions{display:flex;gap:10px;margin-top:18px}
.btn-primary{background:#2563eb;color:#fff;border:none;padding:12px 16px;border-radius:12px;font-weight:900;box-shadow:0 10px 26px rgba(37,99,235,.25)}
.btn-danger{background:#dc2626;color:#fff;border:none;padding:12px 16px;border-radius:12px;font-weight:900}
.btn-ghost{background:#fff;border:1px solid var(--line);color:#1f2937;padding:12px 16px;border-radius:12px;font-weight:800}
.frame{aspect-ratio:4/3;border-radius:18px;overflow:hidden;background:var(--surface);border:1px solid var(--line);box-shadow:0 18px 48px rgba(0,0,0,.08)}
.section{padding:72px 0}
.section.alt{background:var(--alt)}
.section h2{font-size:26px;margin:0 0 18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.grid-6{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.card{background:#ffffff;border:1px solid var(--line);border-radius:16px;padding:16px;display:grid;gap:10px;box-shadow:0 8px 24px rgba(0,0,0,.04)}
.card img{border-radius:12px;aspect-ratio:4/3;object-fit:cover}
.price{font-weight:900;color:#047857}
.badge{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 10px;font-size:12px;color:#6b7280}
.filterbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.filterbar select,.filterbar input{padding:10px;border:1px solid var(--line);border-radius:10px;background:#fff}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.product .meta{display:flex;justify-content:space-between;align-items:center}
.addcart{background:#dc2626;color:#fff;border:none;padding:10px 12px;border-radius:10px;font-weight:900}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:10px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;color:#1f2937}
.strip{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0}
.strip .container{display:flex;gap:18px;justify-content:space-between;align-items:center;flex-wrap:wrap}
.testi{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.quote{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
footer{background:#fff;color:#4b5563;border-top:1px solid var(--line)}
footer .container{padding:32px 0;display:grid;gap:12px}
footer .cols{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
footer a{color:#6b7280;font-size:14px}
.copyright{border-top:1px solid var(--line);padding:14px 0;color:#9ca3af;font-size:13px}
@media (max-width: 1080px){ .product-grid{grid-template-columns:1fr 1fr 1fr} .steps{grid-template-columns:1fr 1fr} }
@media (max-width: 860px){
  .hero{grid-template-columns:1fr;gap:14px}
  .grid-3{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .product-grid{grid-template-columns:1fr 1fr}
  .testi{grid-template-columns:1fr}
  footer .cols{grid-template-columns:1fr 1fr}
  .hero h1{font-size:36px}
}
@media (max-width: 560px){
  footer .cols{grid-template-columns:1fr}
  .nav a.btn{display:none}
}