:root{
  --navy:#0f2942;
  --black:#111111;
  --gray:#60666d;
  --line:#dfe4e8;
  --soft:#f6f8fa;
  --white:#ffffff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--black);font-family:Inter,"Noto Sans KR","Apple SD Gothic Neo",Arial,sans-serif;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img,video{display:block;max-width:100%}
.topbar{height:76px;padding:0 clamp(24px,4vw,76px);display:flex;align-items:center;border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);position:sticky;top:0;z-index:50;backdrop-filter:blur(10px)}
.brand{display:flex;align-items:center;gap:12px}.brand-logo{width:54px;height:46px;object-fit:contain;object-position:center}.brand-copy{display:grid;line-height:1.04}.brand-copy b{font-size:26px;font-weight:900;color:var(--navy);letter-spacing:-.04em}.brand-copy small{font-size:12px;font-weight:800;color:var(--black);margin-top:4px}
.nav{display:flex;gap:34px;margin-left:auto}.nav a{font-size:14px;font-weight:700;color:#20242a}.nav a:hover{color:var(--navy)}
.section-shell{width:100%;padding-left:clamp(28px,5vw,96px);padding-right:clamp(28px,5vw,96px)}
.hero{min-height:600px;display:grid;grid-template-columns:48% 52%;gap:44px;align-items:center;padding-top:52px;padding-bottom:52px;background:#fff}
.hero-copy{padding-right:4px}.eyebrow{font-size:13px;letter-spacing:.14em;font-weight:900;color:var(--navy);margin-bottom:18px}.hero h1{margin:0 0 20px;font-size:clamp(46px,4.6vw,76px);line-height:1.07;letter-spacing:-.055em;color:var(--black)}.hero h1 em{font-style:normal;color:var(--navy)}.nowrap{white-space:nowrap}.hero h2{margin:0 0 18px;font-size:clamp(23px,1.9vw,32px);letter-spacing:-.035em;color:var(--black)}.hero p{margin:0;font-size:clamp(15px,1.05vw,18px);line-height:1.78;color:#34383d;max-width:820px}.keep-together{white-space:nowrap}.hero-actions{display:flex;gap:12px;margin-top:30px}.btn{height:48px;padding:0 22px;border-radius:999px;border:1px solid var(--navy);display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:800}.btn.primary{background:var(--navy);color:#fff}.btn.outline{background:#fff;color:var(--navy)}
.hero-media{position:relative;border-radius:20px;overflow:hidden;background:#eef1f4;box-shadow:0 16px 36px rgba(15,41,66,.12);aspect-ratio:16/9}.hero-media video{width:100%;height:100%;object-fit:cover}
.section{padding-top:68px;padding-bottom:68px;border-top:1px solid var(--line);background:#fff}.section.alt{background:var(--soft)}.section-title{display:flex;align-items:center;gap:16px;margin-bottom:18px}.section-title>span{font-size:21px;font-weight:900;color:var(--navy);line-height:1}.section-title h3{margin:0;font-size:clamp(31px,3vw,46px);letter-spacing:-.045em;color:var(--black)}.demo-label{margin-left:6px;padding:6px 10px;border-radius:999px;background:#eef2f6;color:var(--navy);font-size:11px;font-weight:800;letter-spacing:.03em}.lead{margin:0 0 28px;font-size:18px;line-height:1.7;color:#333}
.cards{display:grid;gap:16px}.cards.four{grid-template-columns:repeat(4,1fr)}.card{padding:26px;border:1px solid var(--line);border-radius:16px;background:#fff}.card h4{margin:0 0 10px;font-size:20px;color:var(--navy);letter-spacing:-.03em}.card p{margin:0;font-size:15px;line-height:1.72;color:var(--gray)}
.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.service-list{display:grid;gap:12px}.service-item{display:grid;grid-template-columns:58px 1fr;gap:16px;padding:20px;border:1px solid var(--line);border-radius:14px;background:#fff}.service-item>span{width:58px;height:58px;border-radius:14px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:900;font-size:17px}.service-item b{font-size:19px;color:var(--navy)}.service-item p{margin:6px 0 0;color:var(--gray);line-height:1.65}
.logic-card{padding:28px;border-radius:18px;background:var(--navy);color:#fff;display:flex;flex-direction:column;justify-content:center}.logic-label{font-size:12px;font-weight:900;letter-spacing:.1em;margin-bottom:24px;opacity:.8}.logic-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:10px}.logic-flow div{padding:16px;background:rgba(255,255,255,.08);border-radius:12px}.logic-flow small{display:block;font-size:10px;letter-spacing:.12em;opacity:.7;margin-bottom:6px}.logic-flow b{font-size:15px;line-height:1.45}.logic-flow i{font-style:normal;font-size:22px}
.api-zones{display:flex;gap:12px;margin:0 0 18px}.api-zone{min-width:138px;padding:16px 18px;border-radius:14px;background:#f1f4f7;border:1px solid #cfd8df;color:var(--navy);text-align:center}.api-zone b{display:block;font-size:27px;margin-bottom:5px}.api-zone span{font-size:12px;font-weight:800}.api-zone.selected{background:var(--navy);border-color:var(--navy);color:#fff}
.api-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.api-grid pre{margin:0;padding:24px;border-radius:16px;background:#111;color:#fff;overflow:auto;font-size:14px;line-height:1.65}
.usecase-cards .card p{font-size:15px;line-height:1.8}
.contact{padding:56px 0;background:#fff;border-top:1px solid var(--line)}.contact-inner{display:block}.contact-heading{max-width:100%}.contact-title-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.contact h3{margin:0;font-size:clamp(30px,3vw,44px);letter-spacing:-.04em}.contact p{margin:12px 0 0;color:var(--gray);font-size:16px}.contact-mail{padding:14px 20px;border-radius:999px;background:var(--navy);color:#fff;font-weight:800;font-size:14px;white-space:nowrap}
@media(max-width:1100px){.hero{grid-template-columns:1fr;min-height:auto}.hero-copy{padding-right:0}.hero-media{aspect-ratio:16/9}.cards.four{grid-template-columns:repeat(2,1fr)}.service-grid{grid-template-columns:1fr}.logic-flow{grid-template-columns:1fr}.logic-flow i{transform:rotate(90deg);justify-self:center}.keep-together{white-space:normal}}
@media(max-width:760px){.nav{display:none}.topbar{padding:0 16px}.section-shell{padding-left:18px;padding-right:18px}.hero{padding-top:38px;padding-bottom:40px;gap:28px}.hero h1{font-size:42px}.nowrap{white-space:normal}.hero p br{display:none}.hero-actions{flex-direction:column}.btn{width:100%}.cards.four{grid-template-columns:1fr}.api-grid{grid-template-columns:1fr}.api-zones{display:grid;grid-template-columns:repeat(3,1fr)}.api-zone{min-width:0;padding:12px 8px}.section{padding-top:48px;padding-bottom:48px}.section-title>span{font-size:18px}.contact-title-row{align-items:flex-start}.contact-mail{width:max-content}}