/* ============================================================
   누비다플랫폼 v6.0 — 랜딩 페이지 스타일
   최종 수정: 2026-05-25
   ============================================================ */

*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-font-smoothing:antialiased; }
body { font-family:'Inter','Noto Sans KR',-apple-system,system-ui,sans-serif; background:#F5F5F7; color:#0F172A; line-height:1.6; overflow-x:hidden; }

/* === Glassmorphism Nav === */
.nav { position:fixed; top:0; left:0; right:0; height:68px; z-index:1000; background:rgba(255,255,255,0.80); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px); border-bottom:1px solid #ECECEF; display:flex; align-items:center; padding:0 36px; }
.nav-logo { display:none; }
.nav-left { flex:1; display:flex; align-items:center; }
.nav-center { display:flex; align-items:center; gap:8px; }
.nav-links { display:flex; align-items:center; gap:6px; flex:1; justify-content:flex-end; }
.nav-link { padding:6px 16px; font-size:13px; font-weight:500; color:#475569; text-decoration:none; border-radius:8px; transition:all 0.2s; }
.nav-link:hover { background:#F1F5F9; color:#0F172A; }
.nav-btn { padding:8px 24px; border-radius:9999px; font-size:13px; font-weight:600; font-family:inherit; cursor:pointer; transition:all 0.2s; border:none; }
.nav-login { background:transparent; border:1.5px solid #CBD5E1; color:#475569; }
.nav-login:hover { border-color:#4F46E5; color:#4F46E5; background:#F0F4F7; }
.nav-start { background:#4F46E5; color:#fff; box-shadow:0 2px 8px rgba(79,70,229,0.25); }
.nav-start:hover { background:#3730A3; transform:translateY(-1px); }

/* === Hero === */
.hero { min-height:100vh; display:flex; align-items:center; padding:120px 36px 80px; position:relative; overflow:hidden; }
.hero-bg { position:absolute; inset:0; pointer-events:none; overflow:hidden; }
.hero-bg .grad1 { position:absolute; top:-20%; left:-20%; width:140%; height:140%; background:radial-gradient(ellipse at 30% 40%, rgba(124,58,237,0.08) 0%, transparent 55%), radial-gradient(ellipse at 70% 60%, rgba(16,185,129,0.03) 0%, transparent 50%); }
.hero-inner { max-width:1200px; margin:0 auto; width:100%; display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center; position:relative; }
.hero-badge { display:inline-flex; align-items:center; gap:6px; padding:5px 16px; background:#F0F4F7; border:1px solid #E2EBF1; border-radius:9999px; font-size:11px; font-weight:700; color:#4F46E5; letter-spacing:0.04em; margin-bottom:24px; text-transform:uppercase; }
.hero h1 { font-family:'Outfit','Noto Sans KR',sans-serif; font-size:56px; font-weight:800; letter-spacing:-0.03em; line-height:1.1; margin-bottom:20px; }
.hero h1 .hl { color:#7C3AED; }
.hero-sub { font-size:17px; color:#475569; max-width:480px; line-height:1.7; margin-bottom:32px; }
.hero-actions { display:flex; gap:12px; flex-wrap:wrap; }
.btn-primary-landing { display:inline-flex; align-items:center; gap:8px; padding:14px 32px; background:#0F172A; color:#fff; border:none; border-radius:9999px; font-size:15px; font-weight:600; font-family:inherit; cursor:pointer; transition:all 0.25s; box-shadow:0 4px 14px rgba(15,23,42,0.15); }
.btn-primary-landing:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(15,23,42,0.2); }
.btn-secondary-landing { display:inline-flex; align-items:center; gap:8px; padding:14px 28px; background:#fff; color:#0F172A; border:1px solid #ECECEF; border-radius:9999px; font-size:15px; font-weight:600; font-family:inherit; cursor:pointer; transition:all 0.25s; }
.btn-secondary-landing:hover { border-color:#4F46E5; background:#F0F4F7; transform:translateY(-1px); }
.hero-image { position:relative; }
.hero-image-wrap { border-radius:24px; overflow:hidden; box-shadow:0 20px 40px rgba(15,23,42,0.08), 0 8px 16px rgba(15,23,42,0.04); border:1px solid rgba(255,255,255,0.5); line-height:0; }
.hero-image-wrap img { width:100%; height:auto; display:block; }
.hero-glow { position:absolute; -inset:4; background:#4F46E5; border-radius:32px; filter:blur(48px); opacity:0.08; z-index:-1; top:-16px; left:-16px; right:-16px; bottom:-16px; }
.hero-float { position:absolute; bottom:-20px; left:-20px; background:#fff; padding:20px 24px; border-radius:16px; box-shadow:0 8px 24px rgba(15,23,42,0.08); border:1px solid #F1F5F9; }
.hero-float-num { font-family:'Outfit',sans-serif; font-size:28px; font-weight:800; color:#4F46E5; line-height:1; }
.hero-float-label { font-size:12px; color:#94A3B8; font-weight:600; text-transform:uppercase; letter-spacing:0.03em; margin-top:2px; }

/* === Stats Section === */
.stats { padding:80px 36px; background:#fff; border-top:1px solid #ECECEF; border-bottom:1px solid #ECECEF; }
.stats-inner { max-width:1200px; margin:0 auto; display:grid; grid-template-columns:repeat(3,1fr); gap:48px; }
.stat-card-landing { display:flex; flex-direction:column; gap:14px; }
.stat-icon { width:48px; height:48px; border-radius:12px; display:flex; align-items:center; justify-content:center; font-size:22px; }
.stat-card-landing h3 { font-family:'Outfit','Noto Sans KR',sans-serif; font-size:20px; font-weight:700; color:#0F172A; }
.stat-card-landing p { font-size:14px; color:#64748B; line-height:1.7; }

/* === Feature Section === */
.feature { padding:100px 36px; }
.feature-inner { max-width:1200px; margin:0 auto; display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center; }
.feature-reverse .feature-inner { direction:rtl; }
.feature-reverse .feature-inner > * { direction:ltr; }
.feature-image-wrap { border-radius:20px; overflow:hidden; box-shadow:0 12px 32px rgba(15,23,42,0.06); border:1px solid #F1F5F9; line-height:0; }
.feature-image-wrap img { width:100%; height:auto; display:block; }
.feature-tag { display:inline-block; padding:4px 12px; background:#F0F4F7; color:#3730A3; border-radius:8px; font-size:11px; font-weight:600; letter-spacing:0.04em; margin-bottom:12px; }
.feature h2 { font-family:'Outfit','Noto Sans KR',sans-serif; font-size:36px; font-weight:800; letter-spacing:-0.03em; line-height:1.15; margin-bottom:16px; }
.feature p { font-size:16px; color:#64748B; line-height:1.7; margin-bottom:24px; max-width:520px; }
.feature-list { list-style:none; display:flex; flex-direction:column; gap:12px; }
.feature-list li { display:flex; align-items:center; gap:10px; font-size:14px; font-weight:500; color:#334155; }
.feature-list li .dot { width:18px; height:18px; background:#F0F4F7; border-radius:50%; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.feature-list li .dot::after { content:''; width:6px; height:6px; background:#4F46E5; border-radius:50%; }

/* === Gallery Grid === */
.gallery { padding:100px 36px; background:#fff; border-top:1px solid #ECECEF; }
.gallery-inner { max-width:1200px; margin:0 auto; }
.gallery-hdr { text-align:center; margin-bottom:56px; }
.gallery-hdr h2 { font-family:'Outfit','Noto Sans KR',sans-serif; font-size:32px; font-weight:800; letter-spacing:-0.02em; margin-bottom:8px; }
.gallery-hdr p { color:#64748B; font-size:15px; }
.gallery-grid-landing { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.gallery-item { cursor:default; transition:all 0.3s ease; }
.gallery-item:hover { transform:translateY(-8px); }
.gallery-img { aspect-ratio:4/3; border-radius:16px; overflow:hidden; box-shadow:0 4px 12px rgba(15,23,42,0.04); border:1px solid #F1F5F9; margin-bottom:12px; }
.gallery-item h4 { font-size:15px; font-weight:600; margin-bottom:4px; }
.gallery-item p { font-size:13px; color:#64748B; line-height:1.5; }

/* === Portal Cards === */
.portals { padding:100px 36px; }
.portals-inner { max-width:1200px; margin:0 auto; }
.portal-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.portal-card { background:#fff; border:1px solid #ECECEF; border-radius:16px; padding:28px 24px; cursor:pointer; transition:all 0.3s; }
.portal-card:hover { transform:translateY(-4px); box-shadow:0 12px 28px rgba(15,23,42,0.06); border-color:#4F46E5; }
.portal-card .ico { width:44px; height:44px; border-radius:10px; display:flex; align-items:center; justify-content:center; font-size:20px; margin-bottom:14px; }
.portal-card h3 { font-size:15px; font-weight:600; margin-bottom:4px; }
.portal-card p { font-size:13px; color:#64748B; line-height:1.6; }

/* === Partners === */
.partners { padding:80px 36px; text-align:center; background:#fff; border-top:1px solid #ECECEF; }
.partners-inner { max-width:1100px; margin:0 auto; }
.partners h3 { font-family:'Outfit',sans-serif; font-size:20px; font-weight:700; color:#64748B; margin-bottom:40px; letter-spacing:0.02em; }
.partner-logos { display:flex; justify-content:center; align-items:center; gap:20px; flex-wrap:wrap; }
.partner-item { background:#F5F5F7; border-radius:14px; padding:16px 20px; border:1px solid #F1F5F9; transition:all 0.3s; cursor:default; }
.partner-item:hover { background:#fff; border-color:#ECECEF; box-shadow:0 4px 12px rgba(15,23,42,0.04); transform:translateY(-2px); }
.partner-svg { width:100%; max-width:200px; height:60px; display:block; }

/* === Testimonial === */
.testimonial { padding:80px 36px; }
.testimonial-card { max-width:700px; margin:0 auto; background:#fff; border:1px solid #ECECEF; border-radius:20px; padding:48px; text-align:center; position:relative; }
.testimonial-card .quote { font-size:60px; color:#4F46E5; opacity:0.1; font-family:Georgia,serif; position:absolute; top:-5px; left:28px; line-height:1; }
.testimonial-card p { font-size:16px; color:#475569; line-height:1.8; font-style:italic; }
.testimonial-author { font-size:14px; font-weight:600; margin-top:20px; color:#0F172A; }
.testimonial-role { font-size:12px; color:#94A3B8; }

/* === CTA === */
.cta { background:#0F172A; padding:80px 36px; text-align:center; }
.cta-inner { max-width:520px; margin:0 auto; }
.cta h2 { font-family:'Outfit','Noto Sans KR',sans-serif; font-size:32px; font-weight:800; color:#fff; letter-spacing:-0.02em; margin-bottom:10px; }
.cta p { font-size:14px; color:rgba(255,255,255,0.4); margin-bottom:28px; }
.cta .btn-primary-landing { background:#4F46E5; box-shadow:0 4px 20px rgba(79,70,229,0.3); }
.cta .btn-primary-landing:hover { background:#3730A3; }

/* === Footer === */
.footer { background:#0F172A; border-top:1px solid rgba(255,255,255,0.06); padding:48px 36px; }
.footer-inner { max-width:1200px; margin:0 auto; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:24px; }
.footer-l { display:flex; align-items:center; gap:10px; }
.footer-l img { height:22px; opacity:0.6; }
.footer-l span { font-family:'Outfit',sans-serif; font-weight:700; color:rgba(255,255,255,0.6); font-size:16px; }
.footer-r { display:flex; gap:28px; font-size:12px; text-transform:uppercase; letter-spacing:0.06em; font-weight:600; }
.footer-r a { color:rgba(255,255,255,0.3); text-decoration:none; transition:color 0.2s; }
.footer-r a:hover { color:#fff; }
.footer-btm { max-width:1200px; margin:32px auto 0; border-top:1px solid rgba(255,255,255,0.06); padding-top:24px; text-align:center; font-size:11px; color:rgba(255,255,255,0.2); }

/* === Animations === */
.rv { opacity:0; transform:translateY(30px); transition:opacity 0.7s ease, transform 0.7s ease; }
.rv.vis { opacity:1; transform:translateY(0); }
.rv-l { opacity:0; transform:translateX(-30px); transition:opacity 0.7s ease, transform 0.7s ease; }
.rv-l.vis { opacity:1; transform:translateX(0); }
.rv-r { opacity:0; transform:translateX(30px); transition:opacity 0.7s ease, transform 0.7s ease; }
.rv-r.vis { opacity:1; transform:translateX(0); }
@keyframes fadeUp { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
.hero-anim { animation:fadeUp 0.8s ease-out both; }
.hero-anim-d1 { animation-delay:0.1s; }
.hero-anim-d2 { animation-delay:0.2s; }
.hero-anim-d3 { animation-delay:0.35s; }
.hero-anim-d4 { animation-delay:0.5s; }
.w-full { width:100%; }
.h-auto { height:auto; }
.object-cover { object-fit:cover; }

/* === Responsive === */
@media (max-width:1024px){ .hero h1{font-size:42px} .hero-inner{gap:48px} .feature h2{font-size:28px} .gallery-grid-landing{grid-template-columns:1fr 1fr} }
@media (max-width:768px){ .nav{padding:0 20px} .nav-links .nav-link{display:none} .hero{padding:100px 20px 60px;min-height:auto} .hero-inner{grid-template-columns:1fr;gap:40px} .hero h1{font-size:34px} .hero-sub{font-size:15px} .hero-actions{flex-direction:column;width:100%;max-width:320px} .hero-actions .btn-primary-landing,.hero-actions .btn-secondary-landing{width:100%;justify-content:center} .hero-float{display:none} .stats-inner{grid-template-columns:1fr;gap:32px} .feature{padding:60px 20px} .feature-inner{grid-template-columns:1fr;gap:32px} .feature-reverse .feature-inner{direction:ltr} .gallery{padding:60px 20px} .gallery-grid-landing{grid-template-columns:1fr 1fr;gap:16px} .portal-grid{grid-template-columns:1fr 1fr} .portals{padding:60px 20px} .testimonial-card{padding:32px} .cta{padding:60px 20px} .cta h2{font-size:26px} }
@media (max-width:480px){ .hero h1{font-size:28px} .gallery-grid-landing{grid-template-columns:1fr} .portal-grid{grid-template-columns:1fr} .stat-card-landing{padding:0} .footer-inner{flex-direction:column;text-align:center} }