:root{
  --bg:#eaf5ff;--card:#f8fcff;--soft:#deedff;--line:#a9d5f5;
  --blue:#2698ea;--blue2:#72bdf2;--ink:#12233f;--muted:#61708a;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Noto Sans KR","Apple SD Gothic Neo",sans-serif;background:linear-gradient(#f7fbff,#eaf5ff 35%,#fff);color:var(--ink)}
a{color:inherit;text-decoration:none}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:14px max(20px,calc((100vw - 1120px)/2));background:rgba(247,251,255,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(169,213,245,.55)}
.brand-mini{font-weight:900}.top-cta{background:var(--blue);color:#fff;padding:10px 16px;border-radius:12px;font-weight:800}
main{overflow:hidden}.hero{max-width:1120px;margin:auto;padding:76px 24px 58px;display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}
.brand-logo{width:min(430px,82%);height:auto}.eyebrow{color:#3189c9;font-weight:900;font-size:14px;letter-spacing:.02em}
h1{font-size:clamp(38px,5.3vw,66px);line-height:1.08;margin:18px 0 22px;letter-spacing:-.045em}
.lead{font-size:18px;line-height:1.75;color:var(--muted);max-width:640px}
.hero-actions{display:flex;gap:10px;margin-top:28px;flex-wrap:wrap}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 22px;border-radius:15px;font-weight:900}
.primary{background:var(--blue);color:white;box-shadow:0 10px 24px rgba(38,152,234,.24)}.secondary{background:white;border:1px solid var(--line)}
.micro{font-size:12px;color:#7b879c;margin-top:10px}
.hero-art{position:relative;min-height:560px;display:grid;place-items:center}.phone{width:min(320px,78vw);padding:12px;border-radius:38px;background:#111827;box-shadow:0 30px 70px rgba(32,84,132,.22);transform:rotate(2deg)}.phone-screen{border-radius:29px;overflow:hidden;background:white}.phone-screen img{width:100%;display:block}.character{position:absolute;width:170px;right:-10px;bottom:8px;filter:drop-shadow(0 12px 20px rgba(50,100,140,.2))}
.trust{max-width:900px;margin:0 auto 72px;padding:18px 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.trust span{text-align:center;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:999px;padding:11px;font-weight:800;font-size:14px}
.section{max-width:1120px;margin:0 auto;padding:78px 24px}.section-head{max-width:720px}.section h2,.final-cta h2{font-size:clamp(30px,4vw,48px);line-height:1.18;letter-spacing:-.035em;margin:8px 0 14px}.section-head>p:last-child,.companion>div>p{color:var(--muted);line-height:1.75;font-size:17px}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:34px}.feature-grid article{background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:20px;padding:24px;min-height:210px}.feature-grid b{color:var(--blue);font-size:13px}.feature-grid h3{font-size:21px;margin:18px 0 9px}.feature-grid p{color:var(--muted);line-height:1.65;margin:0;font-size:14px}
.companion{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.companion-card{display:grid;grid-template-columns:130px 1fr;align-items:center;gap:12px;background:white;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 18px 50px rgba(45,110,160,.10)}.companion-card img{width:100%}.companion-card small{color:var(--blue);font-weight:900}.companion-card strong{display:block;font-size:20px;margin:6px 0}.companion-card p{color:var(--muted);line-height:1.55;font-size:14px}.companion-card button{width:100%;border:0;border-radius:12px;padding:12px;background:var(--blue);color:white;font-weight:900;opacity:1}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px}.scene-grid img{width:100%;aspect-ratio:384/630;object-fit:cover;border-radius:22px;border:1px solid var(--line);box-shadow:0 12px 32px rgba(40,90,130,.08)}
.final-cta{max-width:980px;margin:55px auto 90px;padding:34px;display:grid;grid-template-columns:180px 1fr;gap:26px;align-items:center;background:linear-gradient(135deg,#f8fcff,#dff0ff);border:1px solid var(--line);border-radius:30px}.final-cta img{width:100%}
footer{border-top:1px solid var(--line);max-width:1120px;margin:auto;padding:28px 24px 44px;display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center;color:#65738a}footer strong{color:var(--ink)}footer nav{display:flex;gap:18px;font-size:13px}footer small{grid-column:1/-1;font-size:12px}
@media(max-width:820px){.hero{grid-template-columns:1fr;padding-top:48px}.hero-art{min-height:480px}.feature-grid{grid-template-columns:1fr 1fr}.companion{grid-template-columns:1fr}.scene-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:520px){.topbar{padding:11px 14px}.hero{padding:38px 18px 44px;gap:18px}.brand-logo{width:92%}h1{font-size:38px}.lead{font-size:15px}.hero-actions{display:grid}.primary,.secondary{width:100%}.hero-art{min-height:430px}.phone{width:270px}.character{width:135px;right:0}.trust{grid-template-columns:1fr 1fr;margin-bottom:36px;padding:0 18px}.section{padding:54px 18px}.feature-grid{grid-template-columns:1fr}.companion-card{grid-template-columns:96px 1fr;padding:17px}.scene-grid{grid-template-columns:1fr;max-width:320px;margin-left:auto;margin-right:auto}.final-cta{margin:28px 16px 60px;padding:24px 18px;grid-template-columns:92px 1fr}.final-cta h2{font-size:27px}footer{grid-template-columns:1fr;padding:24px 18px 36px}footer nav{grid-row:2}footer small{grid-row:3}.brand-mini{font-size:14px}.top-cta{font-size:13px;padding:9px 13px}}