@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap');

:root{
  --navy:#07111f; --navy2:#0b1b2f; --blue:#2e7bf6; --cyan:#57d7ff;
  --ink:#102033; --muted:#607187; --line:#dce5ef; --bg:#f6f9fc; --white:#fff;
  --radius:26px; --shadow:0 24px 60px rgba(19,47,76,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,'Noto Sans KR',sans-serif;color:var(--ink);background:#fff;line-height:1.7}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(255,255,255,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(210,222,235,.55)}
.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;font-size:12px}
.brand-logo{width:164px;height:auto;object-fit:contain;display:block}
.main-nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:600}
.main-nav a{color:#4c5d71}
.main-nav a:hover{color:#1f67dd}
.nav-cta{padding:10px 16px;border-radius:999px;background:var(--navy);color:#fff!important}
.menu-toggle{display:none;border:0;background:transparent;font-size:24px}

.hero{position:relative;min-height:850px;overflow:hidden;background:radial-gradient(circle at 73% 27%,rgba(87,215,255,.20),transparent 26%),radial-gradient(circle at 43% 70%,rgba(46,123,246,.15),transparent 26%),linear-gradient(135deg,#06101d 0%,#0a1b30 58%,#0b2440 100%);color:#fff;padding-top:78px}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to bottom,black,transparent 88%)}
.hero-orbit{position:absolute;border:1px solid rgba(255,255,255,.13);border-radius:50%;filter:blur(.1px)}
.orbit-a{width:600px;height:600px;right:-200px;top:90px}.orbit-b{width:880px;height:880px;right:-380px;top:-40px}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:60px;align-items:center;padding:100px 0 70px}
.eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:#2e7bf6;margin:0 0 18px}
.hero .eyebrow{color:#69d9ff}
.hero h1{margin:0;font-size:clamp(46px,6.2vw,76px);line-height:1.12;letter-spacing:-.055em}
.hero h1 span{background:linear-gradient(90deg,#fff,#71dfff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-desc{max-width:620px;color:#b7c8dc;font-size:18px;margin:24px 0 34px}
.hero-actions{display:flex;gap:12px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 20px;border-radius:999px;font-size:14px;font-weight:800}
.btn-primary{background:#fff;color:#0b1b2f}.btn-ghost{border:1px solid rgba(255,255,255,.22);color:#fff;background:rgba(255,255,255,.04)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}.hero-tags span{font-size:12px;border:1px solid rgba(255,255,255,.14);padding:7px 11px;border-radius:999px;color:#c9d7e6;background:rgba(255,255,255,.03)}
.hero-visual{position:relative;min-height:470px;display:grid;place-items:center}
.device-stage{position:relative;width:100%;height:100%;display:grid;place-items:center}
.device-stage .glow{position:absolute;width:370px;height:370px;border-radius:50%;background:radial-gradient(circle,rgba(87,215,255,.35),rgba(46,123,246,.05) 64%,transparent 70%);filter:blur(10px)}
.device-stage>img{width:min(430px,76%);filter:drop-shadow(0 35px 40px rgba(0,0,0,.35));position:relative;z-index:2}
.float-card{position:absolute;z-index:4;display:flex;align-items:center;gap:12px;padding:14px 16px;border:1px solid rgba(255,255,255,.15);background:rgba(12,30,51,.74);backdrop-filter:blur(14px);border-radius:18px;box-shadow:0 16px 40px rgba(0,0,0,.24);font-size:12px}
.float-card strong{display:block;font-size:13px}.float-card small{color:#9fb3c9}
.card-a{left:0;top:30%}.card-b{right:0;bottom:19%}
.dot{width:10px;height:10px;border-radius:50%;background:#36e09b;box-shadow:0 0 0 5px rgba(54,224,155,.1)}
.signal{width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,#2e7bf6,#56d9ff);display:grid;place-items:center;font-weight:800}
.hero-stats{position:relative;z-index:3;border-top:1px solid rgba(255,255,255,.13);display:grid;grid-template-columns:repeat(4,1fr);padding:26px 0 32px}
.stat{display:flex;flex-direction:column;gap:2px}.stat strong{font-size:27px;letter-spacing:-.04em}.stat span{font-size:12px;color:#9fb3c9}

.section{padding:120px 0}.intro{background:#fff}.two-col{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px}
.section-heading h2,.section-top h2{font-size:clamp(36px,4.5vw,54px);line-height:1.15;letter-spacing:-.05em;margin:0}
.intro-copy{font-size:18px;color:#435468}.intro-copy p{margin:0 0 22px}
.mini-facts{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);margin-top:30px}.mini-facts div{padding:16px 0;border-bottom:1px solid var(--line)}.mini-facts span{display:block;font-size:11px;color:#91a0b2;margin-bottom:3px}.mini-facts strong{font-size:15px}.mini-facts div.wide{grid-column:1 / -1}

.dark-section{background:var(--navy);color:#fff}.section-top{display:flex;justify-content:space-between;gap:40px;align-items:flex-end;margin-bottom:54px}.section-top>p{color:#8ea2ba;margin:0;max-width:450px;font-size:15px}.dark-section .eyebrow{color:#69d9ff}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.service-card{padding:30px;border:1px solid rgba(255,255,255,.08);border-radius:22px;background:rgba(255,255,255,.03);min-height:220px;transition:.25s}.service-card:hover{transform:translateY(-5px);background:linear-gradient(145deg,rgba(46,123,246,.24),rgba(87,215,255,.10));border-color:rgba(105,217,255,.45);box-shadow:0 20px 40px rgba(2,12,25,.35)}.service-card h3,.service-card .num{transition:color .25s}.service-card:hover h3{color:#69d9ff}.service-card .num{font-size:12px;color:#69d9ff}.service-card h3{font-size:24px;margin:26px 0 10px}.service-card p{color:#9eb1c5;font-size:14px;margin:0}

.product-feature{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center;padding:60px;background:linear-gradient(135deg,#f7fbff,#eef5fb);border:1px solid #e3ebf3;border-radius:32px}
.product-image{display:grid;place-items:center;min-height:380px}.product-image img{width:100%;max-height:460px;object-fit:contain;filter:drop-shadow(0 26px 32px rgba(16,32,51,.18))}
.product-badge,.solution-label{display:inline-flex;padding:7px 10px;border-radius:999px;background:#e7f0ff;color:#2e7bf6;font-weight:800;font-size:11px;letter-spacing:.08em}
.product-copy h3.product-model{font-size:clamp(46px,5.4vw,66px);line-height:1;letter-spacing:.01em;margin:16px 0 6px;background:linear-gradient(120deg,#123a6d,#2e7bf6 55%,#37c6ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.product-subtitle{font-size:22px;font-weight:800;letter-spacing:-.03em;color:#17324f;margin:0 0 12px}
.product-copy h3{font-size:40px;line-height:1.2;letter-spacing:-.05em;margin:16px 0 12px}.lead{font-size:17px;color:#607187}
.feature-points{display:flex;flex-wrap:wrap;gap:9px}.feature-points span{font-size:12px;color:#466078;background:#fff;border:1px solid #d9e3ed;padding:8px 10px;border-radius:999px}

/* ── 6종 센서 상세 ───────────────────────────────────────────── */
.sensor-detail{margin-top:22px;padding:44px;border:1px solid var(--line);border-radius:28px;background:#fff}
.sensor-detail-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:28px}
.sensor-detail-head h3{font-size:34px;letter-spacing:-.04em;margin:8px 0 0}
.sensor-detail-head>p{margin:0;max-width:520px;font-size:14px;color:#647587}
.sensor-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.sensor-card{padding:24px;border:1px solid #e1e9f1;border-radius:20px;background:#f8fbfd;transition:.25s}
.sensor-card:hover{border-color:#b9d4f5;background:#f2f8ff;transform:translateY(-3px)}
.sc-head{display:flex;align-items:baseline;gap:8px;margin-bottom:12px}
.sc-head strong{font-size:19px;letter-spacing:-.03em}
.sc-head span{font-size:11px;font-weight:800;color:#2e7bf6;background:#e7f0ff;padding:4px 8px;border-radius:999px}
.sensor-card p{margin:0;font-size:13.5px;line-height:1.75;color:#5a6c80}
.sc-steps{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.sc-steps span{font-size:11px;font-weight:700;padding:6px 9px;border-radius:8px;background:#eef3f8;color:#5a6c80}
.sc-steps .s1{background:#e6f7ec;color:#1b8a4b}.sc-steps .s2{background:#fff5da;color:#9a6b05}
.sc-steps .s3{background:#ffedda;color:#b35a09}.sc-steps .s4{background:#ffe5e5;color:#c22f2f}
.sc-steps .t-cold{background:#e7f1ff;color:#1f5fc4}.sc-steps .t-warm{background:#ffedda;color:#b35a09}
.sc-steps .t-hot{background:#ffe5e5;color:#c22f2f}
.sc-note{display:block;margin-top:12px;font-size:12px;color:#8494a6;line-height:1.6}

.solution-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}.solution-card{padding:28px;border:1px solid var(--line);border-radius:22px}.solution-card h3{font-size:24px;margin:16px 0 9px}.solution-card p{font-size:14px;color:#68798c;min-height:88px}.solution-card a{font-weight:800;color:#245fcb;font-size:13px}

.image-section{background:#f4f8fb}.dashboard-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:52px;align-items:center}.dashboard-copy h2{font-size:50px;line-height:1.13;letter-spacing:-.05em;margin:0 0 16px}.dashboard-copy>p:not(.eyebrow){color:#627387}.dashboard-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.dashboard-chips span{font-size:11px;background:#fff;border:1px solid #dce5ee;padding:7px 10px;border-radius:999px;color:#6c7b8d}.dashboard-image{border-radius:26px;overflow:hidden;box-shadow:var(--shadow);border:1px solid #d8e3ed;background:#fff}.dashboard-image img{width:100%;height:auto}
.monitor-item{display:grid;grid-template-columns:1.25fr .75fr;gap:46px;align-items:center;padding:34px 0}
.monitor-item+.monitor-item{border-top:1px solid #dbe5ee}
.monitor-item.reverse{grid-template-columns:.75fr 1.25fr}.monitor-item.reverse .monitor-image{order:2}
.monitor-image{border-radius:26px;overflow:hidden;box-shadow:var(--shadow);border:1px solid #d8e3ed;background:#fff}
.monitor-image img{width:100%;height:auto;display:block}
.monitor-tag{display:inline-flex;padding:7px 12px;border-radius:999px;background:#0f2540;color:#69d9ff;font-weight:800;font-size:11px;letter-spacing:.14em}
.monitor-copy h3{font-size:28px;line-height:1.3;letter-spacing:-.04em;margin:16px 0 10px}
.monitor-copy p{color:#627387;font-size:15px;margin:0}
.monitor-points{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 0;padding:0;list-style:none}
.monitor-points li{font-size:12px;background:#fff;border:1px solid #dce5ee;padding:7px 11px;border-radius:999px;color:#4b607d}

.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tech-card{padding:28px;border:1px solid rgba(255,255,255,.08);border-radius:22px;background:rgba(255,255,255,.035)}.tech-icon{width:50px;height:50px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,#2e7bf6,#55dfff);font-weight:800;color:#fff;font-size:13px}.tech-card h3{margin:22px 0 10px;font-size:21px}.tech-card p{color:#9fb1c5;font-size:13px;margin:0}

.results-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px}.big-stat{padding:42px;border-radius:28px;background:linear-gradient(145deg,#07111f,#16304d);color:#fff;min-height:310px;display:flex;flex-direction:column;justify-content:flex-end}.big-stat strong{font-size:72px;letter-spacing:-.06em;line-height:1}.big-stat span{color:#9fb2c7;margin-top:12px;max-width:360px}.result-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.result-item{padding:26px;border:1px solid var(--line);border-radius:22px}.result-item strong{display:block;font-size:28px;letter-spacing:-.04em}.result-item span{display:block;font-size:12px;color:#718195;margin-top:6px}.usecase-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:18px}.usecase{padding:26px;border-top:2px solid #2e7bf6;background:#f7f9fb;border-radius:0 0 18px 18px}.usecase span{font-size:11px;color:#2e7bf6;font-weight:800}.usecase h3{font-size:20px;margin:18px 0 8px}.usecase p{font-size:13px;color:#687a8e;margin:0}

.roadmap-section{background:#f7fbff}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #cad8e6}.timeline-item{padding:26px 20px 0;border-right:1px solid #cad8e6;min-height:210px}.timeline-item:last-child{border-right:0}.timeline-item span{font-size:12px;color:#2e7bf6;font-weight:800}.timeline-item h3{font-size:22px;line-height:1.35;margin:20px 0 9px}.timeline-item p{font-size:13px;color:#6e8092}.timeline-item.current{background:linear-gradient(180deg,#edf6ff,transparent)}

.company-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.company-card,.cert-card{padding:44px;border:1px solid var(--line);border-radius:28px;background:#fff}.company-card h2{font-size:42px;line-height:1.18;letter-spacing:-.05em;margin:0}.org-lines{display:flex;flex-wrap:wrap;gap:9px;margin-top:38px}.org-lines span{padding:8px 12px;border:1px solid #dbe5ef;border-radius:999px;color:#66788c;font-size:12px}.cert-card{background:#f5f8fc}.cert-card h3{font-size:24px;margin:0 0 18px}.cert-card ul{margin:0;padding-left:20px;color:#52667a}.cert-card li{margin:8px 0;font-size:14px}

.contact-section{background:linear-gradient(140deg,#eaf4ff,#f7fbff)}.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:34px 40px;align-items:stretch}.contact-intro{grid-column:1 / -1}.contact-inner h2{font-size:48px;line-height:1.15;letter-spacing:-.05em;margin:0 0 18px}.contact-inner>div>p:last-child{color:#607389}.contact-box{padding:28px;border-radius:26px;background:#fff;border:1px solid #dce6ef;box-shadow:0 18px 45px rgba(33,61,90,.08);display:flex;flex-direction:column;justify-content:space-between}.contact-box div{padding:15px 0;border-bottom:1px solid #e8eef4}.contact-box div:last-child{border-bottom:0}.contact-box span{display:block;font-size:11px;color:#92a1b2}.contact-box strong{display:block;font-size:15px;margin-top:3px}

.contact-map{margin:0;border-radius:26px;overflow:hidden;background:#fff;border:1px solid #dce6ef;box-shadow:0 18px 45px rgba(33,61,90,.08);display:flex;flex-direction:column}
/* 연락처 카드와 지도 카드는 같은 행에 놓여 크기가 똑같이 맞춰진다.
   둘 중 키가 큰 쪽에 맞춰 늘어나며, 지도는 잘리지 않도록 contain 으로 채운다. */
.contact-map img{display:block;width:100%;height:auto;flex:1;min-height:0;object-fit:contain;background:#eef3f8}
.contact-map figcaption{padding:12px 16px;font-size:12px;color:#7b8b9c;border-top:1px solid #eef3f7}

.footer{background:#06101d;color:#8fa1b4;padding:28px 0}.footer-inner{display:flex;justify-content:space-between;gap:20px;align-items:center}.footer-inner strong{color:#fff;margin-right:10px}.footer-inner span,.footer-copy{font-size:11px}.footer-address{display:block;font-style:normal;font-size:11px;color:#8fa1b4;margin-top:7px;line-height:1.6}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}.reveal.is-visible{opacity:1;transform:none}

@media (max-width:1000px){
  .main-nav{gap:18px}
  .hero-inner{grid-template-columns:1fr;gap:20px;padding-top:72px}
  .hero-visual{min-height:370px}
  .hero-stats{grid-template-columns:repeat(2,1fr);row-gap:18px}
  .two-col,.dashboard-wrap,.company-grid,.contact-inner,.product-feature,.results-grid{grid-template-columns:1fr}
  .monitor-item{grid-template-columns:1fr;gap:26px}.monitor-item.reverse .monitor-image{order:0}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .tech-grid{grid-template-columns:repeat(2,1fr)}
  .usecase-grid{grid-template-columns:repeat(2,1fr)}
  .sensor-cards{grid-template-columns:repeat(2,1fr)}
  .sensor-detail-head{display:block}.sensor-detail-head>p{margin-top:14px}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .timeline-item:nth-child(2){border-right:0}
  .timeline-item:nth-child(-n+2){border-bottom:1px solid #cad8e6;padding-bottom:24px}
}
@media (max-width:780px){
  .container{width:min(100% - 28px,1180px)}
  .nav-wrap{height:70px}
  .main-nav{position:absolute;top:70px;left:14px;right:14px;display:none;flex-direction:column;align-items:stretch;gap:4px;background:#fff;border:1px solid #dce5ef;border-radius:18px;padding:10px;box-shadow:0 18px 45px rgba(12,34,56,.12)}
  .main-nav.open{display:flex}.main-nav a{padding:12px 13px;border-radius:11px}.main-nav a:hover{background:#f4f8fc}.menu-toggle{display:block}.nav-cta{text-align:center}
  .hero{min-height:auto;padding-top:70px}.hero-inner{padding:75px 0 50px}.hero h1{font-size:47px}.hero-desc{font-size:16px}.hero-visual{min-height:320px}.device-stage>img{width:62%}.card-a{left:2%;top:26%}.card-b{right:1%;bottom:14%}
  .section{padding:85px 0}.section-top{display:block}.section-top>p{margin-top:14px}.service-grid,.solution-cards,.sensor-cards,.result-list,.tech-grid,.usecase-grid,.timeline{grid-template-columns:1fr}
  .sensor-detail{padding:26px}.sensor-detail-head h3{font-size:27px}
  .product-feature{padding:28px}.product-copy h3{font-size:33px}.product-subtitle{font-size:18px}.monitor-copy h3{font-size:23px}.dashboard-copy h2{font-size:39px}.contact-inner h2{font-size:39px}.company-card h2{font-size:34px}
  .timeline-item{border-right:0;border-bottom:1px solid #cad8e6;padding-bottom:24px}.timeline-item:last-child{border-bottom:0}
  .footer-inner{display:block}.footer-copy{margin-top:8px}
}

.history-section{background:#fff}
.history-list{border-top:1px solid #d8e2ec}
.history-row{display:grid;grid-template-columns:180px 1fr;gap:40px;padding:34px 0;border-bottom:1px solid #d8e2ec}
.history-year{font-size:17px;font-weight:800;color:#2e7bf6;letter-spacing:-.02em}
.history-content h3{font-size:23px;line-height:1.3;margin:0 0 9px;letter-spacing:-.03em}
.history-content p{margin:0;max-width:850px;font-size:14px;color:#687a8e}

@media (max-width:780px){
  .brand-logo{width:138px}
  .history-row{grid-template-columns:1fr;gap:8px;padding:26px 0}
  .history-content h3{font-size:20px}
}