:root {
  --blue:#0f70d8;
  --blue-dark:#0a4f9b;
  --green:#42ad3c;
  --green-dark:#2b8d31;
  --navy:#17314f;
  --text:#24384e;
  --muted:#667b90;
  --line:#dfe9f2;
  --soft:#f4faff;
  --card:#fff;
  --shadow:0 18px 48px rgba(25,87,145,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Noto Sans KR',system-ui,-apple-system,Segoe UI,Arial,sans-serif;color:var(--text);background:#fff}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto}
.skip-link{position:absolute;left:-9999px;top:8px;z-index:300;padding:10px 14px;border-radius:10px;background:#fff;color:#111}
.skip-link:focus{left:8px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(15px);border-bottom:1px solid rgba(15,112,216,.09)}
.nav-wrap{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand-logo{height:58px;width:auto}
.primary-menu{display:flex;align-items:center;gap:25px;font-weight:700;color:#344b62}
.primary-menu a:hover{color:var(--blue)}
.nav-cta{padding:12px 18px;border-radius:14px;background:var(--blue);color:#fff!important;box-shadow:0 10px 25px rgba(15,112,216,.22)}
.menu-toggle{display:none;width:48px;height:48px;border:1px solid var(--line);border-radius:13px;background:#fff;align-items:center;justify-content:center;gap:5px;flex-direction:column}
.menu-toggle span{width:20px;height:2px;background:#2d4359;border-radius:2px}

.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 10% 15%,rgba(104,184,255,.2),transparent 28%),radial-gradient(circle at 92% 10%,rgba(76,185,75,.16),transparent 25%),linear-gradient(180deg,#fff,#eef8ff)}
.hero::after{content:"";position:absolute;inset:auto 0 0;height:160px;background:linear-gradient(180deg,transparent,rgba(255,255,255,.72));pointer-events:none}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:50px;align-items:center;padding:70px 0 80px}
.eyebrow{margin:0 0 14px;color:var(--green-dark);font-size:15px;font-weight:900;letter-spacing:.3px}
.hero h1{margin:0;font-size:clamp(35px,4.8vw,59px);line-height:1.22;letter-spacing:-1.5px;color:var(--navy)}
.hero h1 span{color:var(--blue)}
.hero-lead{margin:23px 0 14px;font-size:18px;line-height:1.85;color:#526a80}
.hero-region{margin:0 0 28px;color:var(--green-dark);font-size:17px;font-weight:900}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 21px;border-radius:15px;border:0;font-weight:900;cursor:pointer;transition:.18s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),#2794ff);color:#fff;box-shadow:0 13px 28px rgba(15,112,216,.22)}
.btn-secondary{background:linear-gradient(135deg,#f6cb32,#ffd95b);color:#2f2810;box-shadow:0 13px 28px rgba(213,171,15,.18)}
.btn-outline{background:#fff;color:var(--blue-dark);border:1px solid #bdd9f5;box-shadow:0 10px 25px rgba(25,87,145,.08)}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
.hero-stats div{padding:16px;border-radius:18px;background:rgba(255,255,255,.9);border:1px solid rgba(15,112,216,.09);box-shadow:var(--shadow)}
.hero-stats strong{display:block;margin-bottom:4px;color:var(--navy);font-size:16px}
.hero-stats span{color:var(--muted);font-size:12px;line-height:1.5}

.hero-gallery{position:relative;min-height:520px}
.hero-gallery figure{margin:0;overflow:hidden;background:#fff;border:7px solid #fff;box-shadow:0 25px 65px rgba(20,78,133,.2)}
.hero-gallery img{width:100%;height:100%;object-fit:cover}
.hero-gallery figcaption{position:absolute;left:14px;bottom:13px;padding:8px 11px;border-radius:10px;background:rgba(10,38,65,.76);color:#fff;font-size:12px;font-weight:800;backdrop-filter:blur(6px)}
.hero-main-photo{position:absolute;inset:20px 40px 50px 0;border-radius:28px}
.hero-main-photo img{filter:saturate(.95)}
.hero-small-photo{position:absolute;border-radius:20px}
.controller-photo{width:210px;height:245px;right:0;top:0;transform:rotate(2deg)}
.monitor-photo{width:285px;height:190px;right:0;bottom:0;transform:rotate(-1.5deg)}

.quick-strip{position:relative;z-index:2;margin-top:-18px}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);border-radius:22px;background:#fff;border:1px solid #dfeaf5;box-shadow:var(--shadow);overflow:hidden}
.quick-grid div{display:flex;align-items:center;gap:11px;padding:21px;border-right:1px solid #e6eef5}
.quick-grid div:last-child{border-right:0}
.quick-grid span{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#edf6ff;color:var(--blue);font-size:11px;font-weight:900}
.quick-grid b{font-size:14px;color:var(--navy)}

.section{padding:92px 0}
.section-heading{margin-bottom:34px}
.section-heading.center{text-align:center}
.section-kicker{display:inline-block;margin-bottom:9px;color:var(--green-dark);font-size:12px;font-weight:900;letter-spacing:1.2px}
.section-heading h2{margin:0 0 14px;color:var(--navy);font-size:clamp(29px,4vw,43px);line-height:1.35;letter-spacing:-.7px}
.section-heading p{margin:0;color:var(--muted);font-size:17px;line-height:1.8}

.about{background:linear-gradient(180deg,#fff,#f7fbff)}
.about-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:55px;align-items:center}
.about-cards{display:grid;gap:14px}
.about-cards article{padding:23px 25px;border-radius:21px;background:#fff;border:1px solid #e2ebf4;box-shadow:var(--shadow)}
.about-cards b{display:block;margin-bottom:7px;color:var(--blue-dark);font-size:18px}
.about-cards p{margin:0;color:var(--muted);line-height:1.7}

.specialty-section{background:linear-gradient(180deg,#f7fbff,#fff)}
.specialty-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.photo-card{position:relative;min-height:340px;overflow:hidden;border-radius:24px;background:#fff;box-shadow:var(--shadow)}
.photo-card.large{grid-column:span 2}
.photo-card.wide{grid-column:span 2}
.photo-card img{width:100%;height:100%;min-height:340px;object-fit:cover;transition:transform .4s ease}
.photo-card:hover img{transform:scale(1.035)}
.photo-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 38%,rgba(6,25,43,.9) 100%)}
.photo-card div{position:absolute;z-index:1;left:0;right:0;bottom:0;padding:25px;color:#fff}
.photo-card span{font-size:12px;font-weight:900;color:#aee8ff}
.photo-card h3{margin:6px 0 7px;font-size:23px}
.photo-card p{margin:0;color:#d9e7f3;line-height:1.65;font-size:14px}

.service-section{background:#fff}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
.service-grid article{padding:26px;border-radius:22px;background:linear-gradient(180deg,#fff,#f8fcff);border:1px solid #e1ebf4;box-shadow:var(--shadow)}
.service-icon{width:54px;height:54px;display:grid;place-items:center;border-radius:17px;background:#edf7ff;font-size:25px;margin-bottom:14px}
.service-grid h3{margin:0 0 9px;color:var(--navy)}
.service-grid p{margin:0;color:var(--muted);line-height:1.7}

.portfolio-section{background:linear-gradient(180deg,#f6fbff,#fff)}
.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
.portfolio-item{position:relative;padding:0;border:0;border-radius:20px;overflow:hidden;background:#fff;box-shadow:var(--shadow);cursor:zoom-in;min-height:245px}
.portfolio-item img{width:100%;height:245px;object-fit:cover;transition:transform .35s ease}
.portfolio-item:hover img{transform:scale(1.045)}
.portfolio-item span{position:absolute;left:12px;right:12px;bottom:12px;padding:11px 13px;border-radius:13px;background:rgba(8,37,64,.79);color:#fff;text-align:left;font-weight:800;font-size:13px;backdrop-filter:blur(6px)}

.process-section{background:#fff}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.process-grid article{padding:25px;border-radius:22px;background:#fff;border:1px solid #e1ebf4;box-shadow:var(--shadow)}
.process-grid span{display:grid;place-items:center;width:42px;height:42px;margin-bottom:15px;border-radius:50%;background:linear-gradient(135deg,var(--blue),#3aa3ff);color:#fff;font-size:12px;font-weight:900}
.process-grid h3{margin:0 0 9px;color:var(--navy)}
.process-grid p{margin:0;color:var(--muted);line-height:1.7}

.contact-section{background:linear-gradient(180deg,#eef7ff,#f8fcff)}
.contact-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:start}
.contact-copy,.contact-form{padding:31px;border-radius:25px;background:#fff;border:1px solid #dfeaf4;box-shadow:var(--shadow)}
.contact-copy h2{margin:0 0 10px;color:var(--navy);font-size:38px}
.contact-copy>p{margin:0;color:var(--muted);line-height:1.7}
.contact-list{display:grid;gap:13px;margin-top:24px}
.contact-list div{display:grid;grid-template-columns:90px 1fr;gap:13px;padding-bottom:12px;border-bottom:1px dashed #dfe8ef}
.contact-list div:last-child{border-bottom:0}
.contact-list span{color:var(--blue);font-weight:900}
.contact-list a,.contact-list b{font-weight:700;line-height:1.55}
.contact-buttons{display:flex;flex-wrap:wrap;gap:10px;margin-top:23px}
.contact-form h3{margin:0 0 7px;color:var(--navy);font-size:28px}
.contact-form>p{margin:0 0 17px;color:var(--muted)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.contact-form label{display:flex;flex-direction:column;gap:7px;margin-bottom:14px;color:#3b5269;font-size:13px;font-weight:800}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid #dbe6ef;background:#f8fbff;color:var(--text);outline:none}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:#74b8ff;box-shadow:0 0 0 3px rgba(15,112,216,.1)}
.privacy-check{flex-direction:row!important;align-items:center;gap:9px;font-weight:500!important;color:var(--muted)!important}
.privacy-check input{width:18px;height:18px}
.form-submit{width:100%}
.form-note{display:block;margin-top:10px;text-align:center;color:#8293a3;font-size:11px;line-height:1.5}
.honeypot{position:absolute!important;left:-9999px!important}

.site-footer{padding:32px 0;background:linear-gradient(135deg,#073e83,#0b63b8);color:#e8f4ff}
.footer-wrap{display:flex;align-items:center;justify-content:space-between;gap:34px}
.footer-brand-custom{display:flex;align-items:center;gap:14px;min-width:330px}
.footer-brand-custom img{width:82px;height:82px;object-fit:contain;filter:drop-shadow(0 6px 12px rgba(0,0,0,.2))}
.footer-wordmark b{display:block;color:#79d45c;font-size:32px;line-height:1.05;letter-spacing:-1.4px}
.footer-wordmark b span{color:#fff}
.footer-wordmark small{display:block;margin-top:7px;color:#d9ecff;font-size:12px;letter-spacing:.4px}
.footer-copy p{margin:0;line-height:1.8;font-size:13px}
.footer-copy p+p{color:#cfe7fb}

.floating-actions{position:fixed;right:18px;bottom:18px;z-index:90;display:flex;flex-direction:column;gap:9px}
.floating-actions a{width:56px;height:56px;display:grid;place-items:center;border-radius:50%;font-size:12px;font-weight:900;box-shadow:0 13px 30px rgba(0,0,0,.2)}
.floating-phone{background:var(--blue);color:#fff}
.floating-kakao{background:#f9d63b;color:#332c12}

.lightbox{position:fixed;inset:0;z-index:250;display:none;align-items:center;justify-content:center;flex-direction:column;padding:28px;background:rgba(3,16,29,.88);backdrop-filter:blur(7px)}
.lightbox.open{display:flex}
.lightbox img{max-width:min(1100px,92vw);max-height:78vh;border-radius:17px;box-shadow:0 25px 80px rgba(0,0,0,.45)}
.lightbox p{margin:15px 0 0;color:#fff;font-weight:700}
.lightbox-close{position:absolute;right:25px;top:20px;width:47px;height:47px;border-radius:50%;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.1);color:#fff;font-size:30px;cursor:pointer}
.toast{position:fixed;left:50%;bottom:-120px;z-index:300;transform:translateX(-50%);padding:15px 19px;border-radius:14px;background:#fff;color:var(--navy);box-shadow:0 20px 60px rgba(0,0,0,.25);font-size:13px;font-weight:700;transition:bottom .3s ease}
.toast.show{bottom:24px}

@media(max-width:1050px){
  .hero-inner,.about-layout,.contact-layout{grid-template-columns:1fr}
  .hero-gallery{max-width:760px;width:100%;margin:0 auto}
  .service-grid,.portfolio-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .specialty-grid{grid-template-columns:repeat(2,1fr)}
  .photo-card.large,.photo-card.wide{grid-column:span 1}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .quick-grid div:nth-child(2){border-right:0}
  .quick-grid div:nth-child(-n+2){border-bottom:1px solid #e6eef5}
}
@media(max-width:860px){
  .menu-toggle{display:inline-flex}
  .primary-menu{position:absolute;left:16px;right:16px;top:calc(100% + 9px);display:none;flex-direction:column;align-items:stretch;padding:16px;border-radius:18px;background:#fff;border:1px solid #e0eaf3;box-shadow:var(--shadow)}
  .primary-menu.open{display:flex}
  .nav-cta{text-align:center}
}
@media(max-width:700px){
  .brand-logo{height:48px}
  .hero-inner{padding:43px 0 65px}
  .hero-lead,.section-heading p{font-size:16px}
  .hero-stats,.quick-grid,.specialty-grid,.service-grid,.portfolio-grid,.process-grid,.form-row{grid-template-columns:1fr}
  .quick-grid div{border-right:0!important;border-bottom:1px solid #e6eef5!important}
  .quick-grid div:last-child{border-bottom:0!important}
  .hero-gallery{min-height:430px}
  .hero-main-photo{inset:20px 35px 80px 0}
  .controller-photo{width:150px;height:185px}
  .monitor-photo{width:220px;height:145px}
  .photo-card,.photo-card img{min-height:310px}
  .contact-list div{grid-template-columns:1fr;gap:4px}
  .footer-wrap{flex-direction:column;align-items:flex-start}
  .footer-brand-custom{min-width:0}
  .footer-wordmark b{font-size:28px}
}

/* 전화·이메일 사용성 개선 */
.copy-inline{display:inline-flex;align-items:center;gap:8px;padding:0;border:0;background:transparent;color:var(--text);font-weight:700;cursor:pointer;text-align:left}
.copy-inline small{padding:4px 7px;border-radius:8px;background:#edf6ff;color:var(--blue);font-size:10px;font-weight:900}
.btn-copy{background:#eef6ff;color:var(--blue-dark);border:1px solid #cfe3f7}
.phone-modal{position:fixed;inset:0;z-index:320;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(4,23,42,.68);backdrop-filter:blur(7px)}
.phone-modal.open{display:flex}
.phone-modal-card{position:relative;width:min(650px,100%);padding:29px;border-radius:25px;background:#fff;box-shadow:0 30px 90px rgba(0,0,0,.3)}
.phone-modal-close{position:absolute;right:16px;top:13px;width:40px;height:40px;border:0;border-radius:50%;background:#eef4f8;color:#38526a;font-size:27px;cursor:pointer}
.phone-modal-head{display:flex;align-items:flex-start;gap:15px;padding-right:38px}
.phone-icon{width:50px;height:50px;display:grid;place-items:center;flex:0 0 50px;border-radius:16px;background:#e9f5ff;color:var(--blue);font-size:25px}
.phone-modal-head h3{margin:0 0 6px;color:var(--navy);font-size:24px}
.phone-modal-head p{margin:0;color:var(--muted);line-height:1.65;font-size:14px}
.phone-modal-body{display:grid;grid-template-columns:175px 1fr;gap:22px;align-items:center;margin-top:24px;padding-top:22px;border-top:1px solid #e2ebf3}
.phone-qr-box{text-align:center}
.phone-qr-box img{width:150px;height:150px;margin:0 auto 7px;border:8px solid #fff;border-radius:15px;box-shadow:0 8px 24px rgba(20,74,125,.14)}
.phone-qr-box small{color:var(--muted);font-size:11px}
.phone-number-list{display:grid;gap:10px}
.phone-number-list>div{display:grid;grid-template-columns:76px 1fr auto;gap:10px;align-items:center;padding:13px;border-radius:14px;background:#f5faff;border:1px solid #e0ebf5}
.phone-number-list span{color:var(--blue);font-size:12px;font-weight:900}
.phone-number-list b{color:var(--navy);font-size:18px}
.phone-number-list button{padding:7px 9px;border:1px solid #c9dff4;border-radius:9px;background:#fff;color:var(--blue-dark);font-size:11px;font-weight:900;cursor:pointer}
.phone-native{margin-top:4px}
@media(max-width:600px){
  .phone-modal-card{padding:25px 18px}
  .phone-modal-body{grid-template-columns:1fr}
  .phone-qr-box{display:none}
  .phone-number-list>div{grid-template-columns:70px 1fr auto}
  .phone-number-list b{font-size:16px}
}