:root{
  --navy:#07152f; --ink:#142542; --muted:#60708b; --blue:#145cff; --cyan:#12c8e8;
  --line:#e6edf6; --shadow:0 20px 56px rgba(7,21,47,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR","Malgun Gothic","Apple SD Gothic Neo",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.5;word-break:keep-all}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit} button,input,textarea,select{font:inherit}
:focus-visible{outline:3px solid #ffc84b;outline-offset:3px;border-radius:8px}
.skip-link{position:absolute;left:12px;top:-60px;z-index:9999;background:#07152f;color:#fff;padding:12px 16px;border-radius:10px;font-weight:800}
.skip-link:focus{top:12px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.container{width:min(1200px,calc(100% - 40px));margin:0 auto}
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.88);border-bottom:1px solid rgba(230,237,246,.9)}
@supports ((-webkit-backdrop-filter:blur(14px)) or (backdrop-filter:blur(14px))){.site-header{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand img{width:190px;max-height:48px;object-fit:contain}
.desktop-nav{display:flex;align-items:center;gap:26px;font-weight:800;font-size:15px;color:#2c3b59}
.desktop-nav a:hover,.desktop-nav a:focus{color:var(--blue)}
.nav-cta{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff!important;padding:12px 18px;border-radius:999px;box-shadow:0 12px 30px rgba(20,92,255,.20)}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;font-size:22px;color:var(--navy)}
.mobile-nav{display:none}
.hero{position:relative;min-height:78vh;min-height:clamp(620px,78vh,760px);display:flex;align-items:flex-end;overflow:hidden}
.hero-slider{position:absolute;inset:0;background:#07152f}
.hero-track{display:flex;width:400%;height:100%;-webkit-animation:heroSlide 36s infinite;animation:heroSlide 36s infinite}
.hero-slide{width:25%;flex:0 0 25%;margin:0;position:relative}
.hero-slide img{width:100%;height:100%;object-fit:cover}
.slide-caption{position:absolute;right:40px;bottom:44px;display:flex;flex-direction:column;gap:4px;max-width:min(480px,78%);background:rgba(5,14,38,.54);color:#fff;padding:18px 22px;border:1px solid rgba(255,255,255,.22);border-radius:18px}
@supports ((-webkit-backdrop-filter:blur(8px)) or (backdrop-filter:blur(8px))){.slide-caption{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}}
.slide-caption strong{font-size:28px;line-height:1.15;letter-spacing:-.03em}.slide-caption span{font-size:16px;color:rgba(255,255,255,.86)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,14,38,.82) 0%, rgba(5,14,38,.60) 33%, rgba(5,14,38,.20) 64%, rgba(5,14,38,.35) 100%),linear-gradient(180deg,rgba(0,0,0,.10),rgba(0,0,0,.36))}
.hero:hover .hero-track,.hero:focus-within .hero-track{-webkit-animation-play-state:paused;animation-play-state:paused}
@-webkit-keyframes heroSlide{0%,20%{transform:translateX(0)}25%,45%{transform:translateX(-25%)}50%,70%{transform:translateX(-50%)}75%,95%{transform:translateX(-75%)}100%{transform:translateX(0)}}
@keyframes heroSlide{0%,20%{transform:translateX(0)}25%,45%{transform:translateX(-25%)}50%,70%{transform:translateX(-50%)}75%,95%{transform:translateX(-75%)}100%{transform:translateX(0)}}
.hero-content{position:relative;z-index:2;color:#fff;padding:118px 0 82px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.26);color:#fff;border-radius:999px;padding:10px 14px;font-weight:900;font-size:14px}
.eyebrow:before{content:"";width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--cyan))}
.hero h1{margin:24px 0 18px;font-size:clamp(42px,5.9vw,82px);line-height:1.03;letter-spacing:-.065em}
.hero h1 span{background:linear-gradient(135deg,#77baff,#12c8e8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{max-width:760px;margin:0 0 34px;font-size:20px;line-height:1.78;color:rgba(255,255,255,.88)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:15px 22px;border-radius:16px;font-weight:900;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 16px 42px rgba(20,92,255,.22)}
.btn-secondary{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.30);color:#fff}
.section{padding:92px 0}.section-light{background:linear-gradient(180deg,#f8fbff 0%, #fff 100%)}.section-alt{background:linear-gradient(180deg,#f3f9ff 0%, #fff 100%);border-top:1px solid #edf3fa;border-bottom:1px solid #edf3fa}
.section-head{max-width:860px;margin:0 auto 44px;text-align:center}
.kicker{display:inline-block;text-transform:uppercase;letter-spacing:.14em;font-size:13px;font-weight:900;color:#0b5be8}.kicker-invert{color:#9fe9ff}
h1,h2,h3{color:var(--navy)}.section h2,.page-hero h1{margin:12px 0 14px;font-size:clamp(32px,3.8vw,52px);line-height:1.15;letter-spacing:-.055em}
.section-head p,.page-hero p{margin:0;font-size:18px;line-height:1.76;color:#5b6b84}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.feature-card,.service-panel,.text-panel,.contact-form,.contact-info{background:#fff;border:1px solid var(--line);border-radius:28px;padding:30px;box-shadow:var(--shadow)}
.feature-icon{width:60px;height:60px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,#eef7ff,#e1fbff);font-size:30px;margin-bottom:18px}
.feature-card h3{margin:0 0 10px;font-size:23px}.feature-card p{margin:0;color:#5b6b84;line-height:1.74}
.prototype-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.prototype-card{background:#fff;border:1px solid var(--line);border-radius:30px;overflow:hidden;box-shadow:0 22px 60px rgba(7,21,47,.08)}
.prototype-card img{width:100%;aspect-ratio:4/3;object-fit:cover}.prototype-text{padding:24px}.tag{display:inline-flex;background:#edf6ff;color:#0b5be8;border:1px solid #dcecff;border-radius:999px;padding:7px 10px;font-weight:900;font-size:13px;margin-bottom:10px}
.prototype-card h3{margin:0 0 9px;font-size:24px}.prototype-card p{margin:0;color:#5b6b84;line-height:1.7}
.prototype-gallery{align-items:stretch}.prototype-card-rich{transition:transform .18s ease, box-shadow .18s ease}.prototype-card-rich:hover,.prototype-card-rich:focus-within{transform:translateY(-4px);box-shadow:0 24px 68px rgba(7,21,47,.12)}.prototype-link{display:block;height:100%;color:inherit}.prototype-link img{border-bottom:1px solid #edf3fa}.prototype-detail-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 16px;margin-top:18px;border-radius:14px;border:1px solid #cfe0ff;background:#f7fbff;color:#0b5be8;font-weight:900}.prototype-modal{position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;padding:24px}.prototype-modal-backdrop{position:absolute;inset:0;background:rgba(7,21,47,.72)}.prototype-modal-dialog{position:relative;z-index:1;width:min(1280px,96vw);max-height:92vh;overflow:auto;background:#fff;border-radius:28px;box-shadow:0 28px 90px rgba(7,21,47,.28);padding:22px;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(320px,.75fr);gap:24px}.prototype-modal-media{background:#f7fbff;border:1px solid var(--line);border-radius:22px;padding:12px}.prototype-modal-media img{width:100%;height:auto;border-radius:14px}.prototype-modal-body{display:flex;flex-direction:column;justify-content:flex-start;padding:8px 6px 8px 0}.prototype-modal-body h3{margin:10px 0 12px;font-size:32px;line-height:1.2;letter-spacing:-.04em}.prototype-modal-body p{margin:0;color:#5b6b84;font-size:17px;line-height:1.8}.prototype-open-new{margin-top:18px;align-self:flex-start}.prototype-modal-close{position:absolute;top:16px;right:16px;width:46px;height:46px;border:1px solid var(--line);border-radius:50%;background:#fff;color:#1b2c49;font-size:30px;line-height:1;cursor:pointer}
.callout{display:flex;align-items:center;justify-content:space-between;gap:28px}.callout h2{margin:10px 0;font-size:clamp(30px,3.2vw,48px);letter-spacing:-.055em}.callout p{color:#5b6b84;font-size:18px;line-height:1.75}
.subpage{padding-top:78px}.page-hero{padding:96px 0;background:linear-gradient(135deg,#f6fbff,#eef7ff);border-bottom:1px solid var(--line)}
.two-col,.service-panels,.contact-layout,.ci-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.check-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}.check-list li{display:flex;gap:12px;color:#4e5e78;line-height:1.65}.check-list li:before{content:"✓";flex:0 0 24px;height:24px;border-radius:50%;display:grid;place-items:center;background:#eaf6ff;color:#0b5be8;font-weight:900;margin-top:2px}
.process-list{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin:36px 0 0;padding:0;counter-reset:step}.process-list li{list-style:none;background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px 14px;text-align:center;box-shadow:0 12px 34px rgba(7,21,47,.05)}
.process-list li:before{counter-increment:step;content:counter(step);width:34px;height:34px;border-radius:50%;display:grid;place-items:center;margin:0 auto 12px;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:900}.process-list span{display:block;color:#6b7891;font-size:13px;margin-top:6px;line-height:1.45}
.ci-visual img{width:100%;border-radius:30px;border:1px solid var(--line);box-shadow:var(--shadow)}.ci-list{margin:18px 0 0;padding-left:18px;color:#4e5e78;line-height:1.72}.ci-list li{margin:8px 0}
.contact-form label{display:block;font-weight:900;margin:16px 0 7px}.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid #d8e4f2;border-radius:14px;padding:13px 14px;background:#fff}.contact-form button{margin-top:18px}.form-note{font-size:13px;color:#6a7890}.contact-info a{text-decoration:underline;text-underline-offset:4px;color:#0b5be8}.policy{max-width:860px}.policy h2{font-size:24px;margin-top:32px}.policy p{color:#5b6b84;line-height:1.76}
.contact-box{background:radial-gradient(circle at 20% 5%,rgba(20,200,232,.35),transparent 34%),linear-gradient(135deg,#06102c,#0c2e82 52%,#009fe3);border-radius:38px;color:#fff;padding:62px;display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.contact-box h2{color:#fff;margin-top:0}.contact-box p{color:rgba(255,255,255,.82);font-size:18px;line-height:1.75}.contact-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:28px;padding:28px}.contact-card a{display:block;color:#fff;font-weight:900;margin:12px 0;text-decoration:underline;text-underline-offset:4px}.contact-card p{margin:12px 0 0;font-size:14px;color:rgba(255,255,255,.76)}
.site-footer{padding:36px 0;border-top:1px solid var(--line);color:#68768e;background:#fff;font-size:14px}.footer-wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.footer-links{display:flex;gap:16px;flex-wrap:wrap}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{-webkit-animation-duration:.01ms!important;animation-duration:.01ms!important;-webkit-animation-iteration-count:1!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.hero-track{transform:none!important}}
@media(max-width:1000px){.feature-grid,.prototype-grid,.service-panels,.two-col,.contact-layout,.ci-grid,.contact-box{grid-template-columns:1fr}.process-list{grid-template-columns:repeat(3,1fr)}.callout{display:block}.prototype-modal-dialog{grid-template-columns:1fr;max-height:94vh}.prototype-modal-body{padding-right:0}}
@media(max-width:860px){.desktop-nav{display:none}.menu-toggle{display:inline-block}.mobile-nav.open{display:flex}.mobile-nav{position:absolute;top:79px;left:20px;right:20px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:18px;flex-direction:column;gap:14px;font-weight:900}.brand img{width:150px}.slide-caption{right:18px;left:18px;bottom:24px;max-width:none}}
@media(max-width:560px){.container{width:min(100% - 28px,1200px)}.hero-content{padding:104px 0 70px}.hero p{font-size:17px}.feature-grid,.prototype-grid,.process-list{grid-template-columns:1fr}.contact-box{padding:36px 22px;border-radius:28px}.slide-caption strong{font-size:22px}.slide-caption span{font-size:14px}}


/* Prototype compact gallery: only prototype section override */
.prototype-compact-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}
.prototype-mini-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:0 14px 36px rgba(7,21,47,.07);transition:transform .18s ease,box-shadow .18s ease}
.prototype-mini-card:hover,.prototype-mini-card:focus-within{transform:translateY(-3px);box-shadow:0 20px 50px rgba(7,21,47,.12)}
.prototype-mini-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-bottom:1px solid #edf3fa}
.prototype-mini-text{padding:16px 16px 18px}
.prototype-mini-text .tag{font-size:12px;padding:6px 9px;margin-bottom:8px}
.prototype-mini-text h3{margin:0 0 8px;font-size:18px;line-height:1.28;letter-spacing:-.035em}
.prototype-mini-text p{margin:0;color:#5b6b84;font-size:14px;line-height:1.62}
.prototype-title-btn{display:inline;margin:0;padding:0;border:0;background:transparent;color:var(--navy);font:inherit;font-weight:900;text-align:left;cursor:pointer;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px;text-decoration-color:#bfd4ff}
.prototype-title-btn:hover,.prototype-title-btn:focus{color:#0b5be8;text-decoration-color:#0b5be8}
.prototype-modal[hidden]{display:none!important}
.prototype-modal{position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;padding:24px}
.prototype-modal-backdrop{position:absolute;inset:0;background:rgba(7,21,47,.72)}
.prototype-modal-dialog{position:relative;z-index:1;width:min(1280px,96vw);max-height:92vh;overflow:auto;background:#fff;border-radius:28px;box-shadow:0 28px 90px rgba(7,21,47,.28);padding:22px;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.75fr);gap:24px}
.prototype-modal-media{background:#f7fbff;border:1px solid var(--line);border-radius:22px;padding:12px}
.prototype-modal-media img{width:100%;height:auto;border-radius:14px}
.prototype-modal-body{display:flex;flex-direction:column;justify-content:flex-start;padding:8px 6px 8px 0}
.prototype-modal-body h3{margin:10px 0 12px;font-size:32px;line-height:1.2;letter-spacing:-.04em}
.prototype-modal-body p{margin:0;color:#5b6b84;font-size:17px;line-height:1.8}
.prototype-open-new{margin-top:18px;align-self:flex-start}
.prototype-modal-close{position:absolute;top:16px;right:16px;width:46px;height:46px;border:1px solid var(--line);border-radius:50%;background:#fff;color:#1b2c49;font-size:30px;line-height:1;cursor:pointer}
@media(max-width:1200px){.prototype-compact-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:1000px){.prototype-compact-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.prototype-modal-dialog{grid-template-columns:1fr;max-height:94vh}.prototype-modal-body{padding-right:0}}
@media(max-width:680px){.prototype-compact-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.prototype-mini-text{padding:14px}.prototype-mini-text h3{font-size:16px}.prototype-mini-text p{font-size:13px}}
@media(max-width:420px){.prototype-compact-grid{grid-template-columns:1fr}}