:root {
  --bg: #0f172a;
  --card: #111827;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --brand: #26a69a;
  --ring: rgba(38,166,154,.35);
}

* { box-sizing: border-box; }
html, body { margin:0; padding:0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif; background:var(--bg); color:var(--text); }

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.site-header { position: sticky; top: 0; background: rgba(15,23,42,.6); backdrop-filter: blur(8px); border-bottom: 1px solid rgba(255,255,255,.06); z-index: 10; }
.header-inner { display:flex; align-items:center; justify-content:space-between; gap: 16px; padding: 12px 0; }
.brand { display:flex; align-items:center; gap: 12px; color: inherit; text-decoration:none; }
.logo { width: 44px; height: 44px; border-radius: 10px; background: rgba(255,255,255,.05); padding: 4px; }
.titles h1 { margin: 0; font-size: 20px; font-weight: 800; }
.titles .slogan { margin: 2px 0 0; color: var(--muted); font-weight: 600; }

.nav { display:flex; gap: 16px; }
.nav a { color: var(--text); opacity:.85; text-decoration:none; }
.nav a:hover { opacity:1; text-decoration: underline; }

.hero { border-bottom: 1px solid rgba(255,255,255,.06); background: radial-gradient(800px 400px at 20% -10%, rgba(38,166,154,.18), transparent 50%), radial-gradient(800px 400px at 80% 0%, rgba(255,255,255,.06), transparent 50%); }
.hero-inner { display:grid; grid-template-columns: 1.2fr .8fr; align-items:center; gap: 24px; padding: 56px 0; }
.hero-copy h2 { font-size: 40px; margin: 0 0 10px; }
.hero-copy p { color: var(--muted); line-height: 1.6; }
.hero-art img { width: 100%; height: auto; border-radius: 16px; box-shadow: 0 10px 30px rgba(0,0,0,.35); }

.btn { border: 1px solid rgba(255,255,255,.18); background: transparent; color: var(--text); padding: 10px 16px; border-radius: 12px; font-weight: 700; cursor:pointer; transition:.2s ease; }
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: linear-gradient(135deg, var(--brand), #74e3db); border: none; color: #062d2b; }
.btn.ghost { background: transparent; }
.cta { display:flex; gap: 12px; margin-top: 14px; }

.main { padding: 24px 0 40px; }

.card { background: var(--card); border: 1px solid rgba(255,255,255,.06); border-radius: 16px; padding: 18px; margin: 18px 0; box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.card h3 { margin-top: 0; }

.facts { list-style: none; padding: 0; margin: 0; display:grid; gap: 8px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.facts li { background: rgba(255,255,255,.02); padding: 10px 12px; border-radius: 12px; border: 1px dashed rgba(255,255,255,.08); }

.service { display:flex; gap: 12px; align-items: center; }
.service .service-icon { width: 44px; height: 44px; display:grid; place-items:center; background: rgba(38,166,154,.2); border-radius: 12px; font-size: 20px; }
.tag { display:inline-block; margin-left: 8px; padding: 2px 8px; border-radius: 999px; background: rgba(255,255,255,.06); color: var(--muted); font-size: 12px; }

.checklist { margin: 0; padding-left: 20px; }
.checklist li { margin: 6px 0; }

#slogans { margin: 0; padding-left: 20px; }

form { display:grid; gap: 12px; }
input, textarea {
  width: 100%; padding: 10px 12px; border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.02); color: var(--text);
  outline: none; transition: .15s ease;
}
input:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 4px var(--ring); }
.muted { color: var(--muted); }

.site-footer { padding: 28px 0 40px; color: var(--muted); text-align:center; }
.site-footer .links a { color: var(--muted); text-decoration:none; }
.site-footer .links a:hover { text-decoration: underline; }

@media (max-width: 920px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
}