/* ── shared.css : header + footer + NSEO + CTA + float ── */
/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:rgba(255,255,255,.92);border-bottom:1px solid var(--border);transition:var(--trans)}
.header-inner{max-width:1280px;margin:0 auto;padding:.875rem 2rem;display:flex;align-items:center;justify-content:space-between}
.header-logo{display:flex;align-items:center;text-decoration:none;gap:.625rem;transition:opacity var(--trans)}
.header-logo:hover{opacity:.8}
.header-cta{background:var(--p);color:#fff;padding:.625rem 1.5rem;border-radius:2rem;font-weight:700;font-size:.875rem;text-decoration:none;transition:background var(--trans),transform var(--trans);white-space:nowrap}
.header-cta:hover{background:var(--pd);transform:translateY(-2px)}

/* NSEO 텍스트 그리드 */
.nseo-grid{padding:4rem 2rem;background:var(--bg2)}
.nseo-text-grid{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-left:1px solid var(--border);border-top:1px solid var(--border)}
.nseo-text-card{display:block;padding:2rem 1.75rem;border-right:1px solid var(--border);border-bottom:1px solid var(--border);text-decoration:none;color:inherit;background:var(--card);transition:background var(--trans)}
.nseo-text-card:hover{background:var(--bg2)}
.nseo-text-card--current{background:var(--bg1);cursor:default}
.nseo-text-title{font-size:1.05rem;font-weight:700;color:var(--t1);margin-bottom:.5rem}
.nseo-text-card--current .nseo-text-title{color:var(--p)}
.nseo-text-desc{font-size:.82rem;color:var(--t2);font-weight:300;line-height:1.6;margin-bottom:.875rem;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.nseo-text-arrow{font-size:.78rem;color:var(--p);font-weight:700}
.nseo-text-card--contact{background:var(--p) !important}
.nseo-text-card--contact .nseo-text-title{color:#fff}
.nseo-text-card--contact .nseo-text-desc{color:rgba(255,255,255,.8)}
.nseo-text-card--contact .nseo-text-arrow{color:#fff}
.nseo-text-card--contact:hover{background:var(--pd) !important}

/* CTA 섹션 */
.cta-section{padding:6rem 2rem;background:var(--pd)}
.cta-inner{max-width:720px;margin:0 auto;text-align:center}
.cta-label{font-size:.8rem;font-weight:700;color:var(--pa);letter-spacing:.12em;text-transform:uppercase;margin-bottom:.75rem}
.cta-title{font-size:clamp(2rem,4vw,3rem);font-weight:800;color:#fff;margin-bottom:1rem;line-height:1.15}
.cta-desc{color:rgba(255,255,255,.8);font-weight:300;margin-bottom:2.5rem;line-height:1.7}
.btn-cta{display:inline-block;background:#fff;color:var(--pd);padding:1rem 2.5rem;border-radius:2rem;font-weight:700;font-size:1rem;text-decoration:none;transition:transform var(--trans),box-shadow var(--trans);position:relative}
.btn-cta:hover{transform:translateY(-3px);box-shadow:0 8px 32px rgba(0,0,0,.2)}
.pulse-ring::before{content:'';position:absolute;inset:-6px;border-radius:3rem;border:2px solid rgba(255,255,255,.4);animation:pulse-ring 3s ease-out infinite}
@keyframes pulse-ring{0%{transform:scale(.95);opacity:1}70%{transform:scale(1.05);opacity:.4}100%{transform:scale(1.08);opacity:0}}

/* Footer */
.footer{background:#1F2922;color:rgba(255,255,255,.85)}
.footer-inner{max-width:1280px;margin:0 auto;padding:4rem 2rem 2rem;display:grid;grid-template-columns:repeat(4,1fr);gap:3rem}
.footer-sub-text{font-size:.85rem;color:var(--pa);margin-bottom:1rem}
.footer-desc{font-size:.85rem;color:rgba(255,255,255,.6);line-height:1.7;margin-bottom:1.25rem}
.footer-legal{font-size:.78rem;color:rgba(255,255,255,.5);line-height:1.8}
.footer-nav-t{font-size:.8rem;font-weight:700;color:rgba(255,255,255,.5);letter-spacing:.08em;text-transform:uppercase;margin-bottom:1rem}
.footer-nav{display:flex;flex-direction:column;gap:.625rem}
.footer-nav a{color:rgba(255,255,255,.75);text-decoration:none;font-size:.875rem;font-weight:300;transition:color var(--trans)}
.footer-nav a:hover{color:#fff}
.footer-hours{font-size:.875rem;color:rgba(255,255,255,.75);font-weight:300;margin-bottom:.375rem}
.footer-bottom{max-width:1280px;margin:0 auto;padding:1.5rem 2rem;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}
.footer-bottom span{font-size:.8rem;color:rgba(255,255,255,.5)}
.footer-bottom a{font-size:.8rem;color:rgba(255,255,255,.5);text-decoration:none;transition:color var(--trans)}
.footer-bottom a:hover{color:#fff}

/* Floating */
.float-wrap{position:fixed;bottom:2rem;right:2rem;z-index:999;display:flex;flex-direction:column;align-items:flex-end;gap:.75rem}
.float-cta{position:relative;display:flex;align-items:center;gap:.5rem;background:var(--p);color:#fff;padding:.875rem 1.5rem;border-radius:2rem;text-decoration:none;font-weight:700;font-size:.9rem;box-shadow:0 4px 20px rgba(91,138,114,.4);transition:transform var(--trans),background var(--trans)}
.float-cta:hover{background:var(--pd);transform:translateY(-3px)}
.float-pulse{position:absolute;inset:-4px;border-radius:3rem;border:2px solid var(--pa);animation:pulse-ring 3s ease-out infinite}
.back-top{background:rgba(31,41,34,.8);color:#fff;border:none;width:44px;height:44px;border-radius:50%;cursor:pointer;font-size:1rem;transition:all var(--trans)}
.back-top:hover{background:var(--pd)}

/* fade-up */
.fade-up{opacity:0;transform:translateY(20px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.fade-up.visible{opacity:1;transform:none}

/* Responsive */
@media(max-width:1024px){.footer-inner{grid-template-columns:repeat(2,1fr);gap:2rem}}
@media(max-width:768px){
  .header-inner{padding:.75rem 1.25rem}
  .nseo-text-grid{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr;gap:2rem;padding:3rem 1.25rem 1.5rem}
  .footer-bottom{padding:1rem 1.25rem}
  .float-wrap{bottom:1.25rem;right:1rem}
  .float-cta{font-size:.8rem;padding:.75rem 1.25rem}
  .cta-section{padding:4rem 1.25rem}
}
@media(max-width:480px){
  .nseo-text-grid{grid-template-columns:1fr}
}

/* ── 모바일 추가 최적화 ── */
@media(max-width:480px) {
  .cta-section { padding:3rem 1rem; }
  .cta-title { font-size:1.5rem; }
  .btn-cta { padding:.75rem 1.5rem; font-size:.875rem; }
  .nseo-text-card { padding:1rem .875rem; }
  .footer-inner { padding:2rem 1rem 1rem; }
  .header-inner { padding:.625rem 1rem; }
  .header-cta { padding:.5rem 1rem; font-size:.8rem; }
}