:root{
  --navy:#0b1526;
  --navy2:#101d33;
  --brand:#232a7c;   /* 로고 남색 */
  --ink:#1a2433;
  --gray:#5b6b7f;
  --line:#e6ebf1;
  --bg:#f7f9fc;
  --white:#ffffff;
  --accent:#ff6a2b;
  --accent2:#ff8f4d;
  --radius:16px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Noto Sans KR', -apple-system, 'Malgun Gothic', sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:1140px;margin:0 auto;padding:0 24px}

/* ───── Header (라이트, 실제 로고 사용) ───── */
header{
  position:sticky;top:0;left:0;right:0;z-index:100;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .3s;
}
header.scrolled{box-shadow:0 4px 18px rgba(16,29,51,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:78px;gap:20px}
.logo img{height:42px;width:auto;display:block}
nav.menu{display:flex;gap:2px}
nav.menu a{
  color:var(--ink);font-size:.97rem;font-weight:500;
  padding:9px 15px;border-radius:8px;transition:.2s;
}
nav.menu a:hover{color:var(--accent);background:rgba(255,106,43,.07)}
nav.menu a.active{color:var(--accent);font-weight:700}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;font-weight:700;font-size:.92rem;
  padding:10px 20px;border-radius:99px;transition:.2s;white-space:nowrap;
  box-shadow:0 4px 14px rgba(255,106,43,.3);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(255,106,43,.4)}
#nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
#nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px}

/* ───── 메인 슬라이더 ───── */
.slider{position:relative;width:100%;height:clamp(300px, 36vw, 700px);overflow:hidden;background:#0b1526}
.slider .slide{
  position:absolute;inset:0;opacity:0;transition:opacity 1s ease;
  background-size:cover;background-position:center;
}
.slider .slide.on{opacity:1}
.slider .s-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:5;
  width:46px;height:46px;border-radius:99px;border:0;cursor:pointer;
  background:rgba(11,21,38,.45);color:#fff;font-size:1.3rem;line-height:1;
  display:grid;place-items:center;transition:.2s;backdrop-filter:blur(4px);
}
.slider .s-arrow:hover{background:var(--accent)}
.slider .s-prev{left:18px}
.slider .s-next{right:18px}
.slider .s-dots{
  position:absolute;left:0;right:0;bottom:18px;z-index:5;
  display:flex;justify-content:center;gap:9px;
}
.slider .s-dots button{
  width:10px;height:10px;border-radius:99px;border:0;cursor:pointer;
  background:rgba(255,255,255,.45);transition:.25s;padding:0;
}
.slider .s-dots button.on{background:var(--accent);width:26px}

/* ───── Hero (메인) ───── */
.hero{
  position:relative;display:flex;align-items:center;
  background:
    radial-gradient(900px 500px at 85% 20%, rgba(255,106,43,.22), transparent 60%),
    radial-gradient(700px 500px at 10% 90%, rgba(59,130,246,.15), transparent 60%),
    linear-gradient(160deg,#0b1526 0%, #101d33 55%, #16233c 100%);
  color:#fff;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse at 60% 40%, #000 30%, transparent 75%);
}
.hero .container{position:relative;z-index:2;padding-top:72px;padding-bottom:72px}
.hero .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.85rem;font-weight:500;letter-spacing:1px;
  color:var(--accent2);background:rgba(255,106,43,.12);
  border:1px solid rgba(255,106,43,.35);
  padding:7px 16px;border-radius:99px;margin-bottom:26px;
}
.hero h1{font-size:clamp(2.1rem,5vw,3.4rem);font-weight:900;line-height:1.25;letter-spacing:-1px}
.hero h1 .grad{background:linear-gradient(90deg,var(--accent),#ffb347);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin-top:22px;font-size:1.13rem;color:rgba(255,255,255,.72);max-width:640px;font-weight:300}
.hero .actions{margin-top:38px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 30px;border-radius:12px;font-weight:700;font-size:1rem;transition:.2s}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;box-shadow:0 6px 20px rgba(255,106,43,.4)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(255,106,43,.5)}
.btn-ghost{border:1px solid rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.55)}
.hero .chips{margin-top:52px;display:flex;flex-wrap:wrap;gap:10px}
.hero .chips span{
  font-size:.85rem;color:rgba(255,255,255,.75);
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);
  padding:7px 15px;border-radius:99px;
}

/* ───── 서브페이지 상단 배너 ───── */
.page-hero{
  background:
    radial-gradient(700px 300px at 80% 0%, rgba(255,106,43,.2), transparent 60%),
    linear-gradient(160deg,#0b1526, #16233c);
  color:#fff;padding:76px 0 60px;
}
.page-hero h1{font-size:clamp(1.7rem,3.5vw,2.4rem);font-weight:900;letter-spacing:-.5px}
.page-hero .crumb{margin-top:10px;font-size:.88rem;color:rgba(255,255,255,.55)}
.page-hero .crumb b{color:var(--accent2);font-weight:500}

/* ───── Sections 공통 ───── */
section.block{padding:88px 0}
section.block.alt{background:var(--bg)}
.sec-head{text-align:center;max-width:640px;margin:0 auto 52px}
.sec-head .tag{
  display:inline-block;font-size:.82rem;font-weight:700;letter-spacing:2px;
  color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.sec-head h2{font-size:clamp(1.6rem,3.2vw,2.2rem);font-weight:900;letter-spacing:-.5px}
.sec-head p{margin-top:14px;color:var(--gray);font-size:1.02rem}
.sec-more{text-align:center;margin-top:40px}
.btn-line{
  display:inline-flex;align-items:center;gap:8px;
  border:1.5px solid var(--line);border-radius:12px;padding:13px 28px;
  font-weight:700;font-size:.95rem;color:var(--ink);transition:.2s;
}
.btn-line:hover{border-color:var(--accent);color:var(--accent);background:rgba(255,106,43,.05)}

/* reveal 애니메이션 */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease, transform .7s ease}
.reveal.on{opacity:1;transform:none}

/* ───── 회사소개 ───── */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.about-copy h3{font-size:1.5rem;font-weight:900;line-height:1.45;letter-spacing:-.4px;margin-bottom:18px}
.about-copy h3 em{font-style:normal;color:var(--accent)}
.about-copy p{color:var(--gray);margin-bottom:14px}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.stat{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:.25s;
}
.stat:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(16,29,51,.08);border-color:transparent}
.stat b{display:block;font-size:1.35rem;font-weight:900;color:var(--navy);letter-spacing:-.5px}
.stat span{font-size:.85rem;color:var(--gray)}
.overview{
  margin-top:60px;background:var(--navy);border-radius:20px;color:#fff;
  padding:44px;display:grid;grid-template-columns:repeat(3,1fr);gap:28px 40px;
}
.overview dt{font-size:.8rem;color:rgba(255,255,255,.5);letter-spacing:1px;margin-bottom:4px}
.overview dd{font-weight:500;font-size:.98rem}

/* ───── 사업소개 ───── */
.biz-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.biz-card{
  background:var(--white);border:1px solid var(--line);border-radius:20px;
  padding:36px 30px;transition:.25s;position:relative;overflow:hidden;
}
.biz-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  transform:scaleX(0);transform-origin:left;transition:.35s;
}
.biz-card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(16,29,51,.1);border-color:transparent}
.biz-card:hover::before{transform:scaleX(1)}
.biz-icon{
  width:58px;height:58px;border-radius:15px;margin-bottom:22px;
  background:linear-gradient(135deg,rgba(255,106,43,.12),rgba(255,143,77,.18));
  display:grid;place-items:center;color:var(--accent);
}
.biz-icon svg{width:28px;height:28px}
.biz-card h3{font-size:1.15rem;font-weight:700;margin-bottom:10px;letter-spacing:-.3px}
.biz-card p{color:var(--gray);font-size:.93rem;margin-bottom:16px}
.biz-card ul li{
  font-size:.88rem;color:var(--ink);padding:7px 0;border-top:1px dashed var(--line);
  display:flex;align-items:center;gap:9px;
}
.biz-card ul li::before{content:"";width:6px;height:6px;border-radius:99px;background:var(--accent);flex:0 0 auto}

/* ───── 주요실적 ───── */
.works{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.work{
  background:var(--white);border:1px solid var(--line);border-radius:14px;
  padding:22px 20px;display:flex;align-items:center;gap:14px;
  font-weight:500;font-size:.95rem;transition:.2s;
}
.work:hover{border-color:var(--accent);box-shadow:0 8px 20px rgba(255,106,43,.12)}
.work .num{
  font-size:.78rem;font-weight:900;color:var(--accent);
  background:rgba(255,106,43,.1);border-radius:8px;padding:4px 9px;flex:0 0 auto;
}

/* ───── 공지사항 ───── */
.notice-list{max-width:820px;margin:0 auto;border-top:2px solid var(--navy)}
.notice-list a{
  display:flex;align-items:center;gap:18px;
  padding:20px 10px;border-bottom:1px solid var(--line);transition:.15s;
}
.notice-list a:hover{background:var(--bg)}
.notice-list .n-badge{
  flex:0 0 auto;font-size:.75rem;font-weight:700;color:var(--accent);
  border:1px solid rgba(255,106,43,.4);border-radius:6px;padding:3px 8px;
}
.notice-list .n-title{flex:1;font-weight:500;font-size:.98rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.notice-list .n-date{flex:0 0 auto;color:var(--gray);font-size:.85rem}

/* ───── 문의 / 오시는 길 ───── */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.contact-card{
  border-radius:20px;padding:40px;
  background:linear-gradient(150deg,var(--navy),#182a47);color:#fff;
}
.contact-card h3{font-size:1.4rem;font-weight:900;margin-bottom:8px}
.contact-card p{color:rgba(255,255,255,.65);font-size:.95rem;margin-bottom:26px}
.contact-card .big-tel{
  display:inline-flex;align-items:center;gap:12px;
  font-size:1.7rem;font-weight:900;letter-spacing:.5px;color:#fff;
  margin-bottom:22px;transition:.2s;
}
.contact-card .big-tel:hover{color:var(--accent2)}
.c-row{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-top:1px solid rgba(255,255,255,.12);font-size:.94rem}
.c-row b{flex:0 0 84px;color:rgba(255,255,255,.55);font-weight:500}
.map-card{
  border-radius:20px;border:1px solid var(--line);background:var(--white);
  padding:40px;display:flex;flex-direction:column;
}
.map-card h3{font-size:1.4rem;font-weight:900;margin-bottom:8px}
.map-card p{color:var(--gray);font-size:.95rem;margin-bottom:24px}
.map-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto}
.map-links a{
  flex:1;min-width:140px;text-align:center;font-weight:700;font-size:.92rem;
  border:1.5px solid var(--line);border-radius:12px;padding:13px 10px;transition:.2s;
}
.map-links a:hover{border-color:var(--accent);color:var(--accent);background:rgba(255,106,43,.05)}
.addr-box{
  background:var(--bg);border-radius:12px;padding:20px 22px;margin-bottom:20px;
  font-size:.95rem;line-height:1.9;
}
.addr-box b{color:var(--navy)}
.map-embed{border-radius:14px;overflow:hidden;border:1px solid var(--line);margin-bottom:20px;line-height:0}
.map-embed iframe{width:100%;height:300px;border:0}
@media(max-width:640px){.map-embed iframe{height:230px}}

/* 온라인 문의 폼 */
.cform-card{border-radius:20px;border:1px solid var(--line);background:var(--white);padding:40px;margin-top:24px}
.cform-card h3{font-size:1.4rem;font-weight:900;margin-bottom:8px}
.cform-card>p{color:var(--gray);font-size:.95rem;margin-bottom:22px}
.cform-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:640px){.cform-row{grid-template-columns:1fr}}
.cform-field{margin-bottom:14px;position:relative}
.cform-field label{display:block;font-size:.86rem;font-weight:700;margin-bottom:6px}
.cform-field label small{color:var(--gray);font-weight:400}
.cform-field input,.cform-field textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;
  font-family:inherit;font-size:.95rem;resize:vertical;box-sizing:border-box;
}
.cform-field input:focus,.cform-field textarea:focus{outline:none;border-color:var(--navy)}
.cform-agree{display:flex;align-items:flex-start;gap:9px;font-size:.87rem;color:#444;margin:6px 0 18px;cursor:pointer}
.cform-agree input{width:17px;height:17px;margin-top:2px;flex-shrink:0}
.cform-agree a{text-decoration:underline;color:var(--navy)}
.cform-msg{display:none;border-radius:10px;padding:11px 14px;font-size:.9rem;margin-bottom:14px}
.cform-msg.ok{display:block;background:#eaf7ef;color:#1e8e4e}
.cform-msg.err{display:block;background:#fdeeee;color:#c0392b}

/* 홈 하단 CTA 배너 */
.cta-band{
  background:
    radial-gradient(600px 300px at 85% 50%, rgba(255,106,43,.25), transparent 60%),
    linear-gradient(150deg,var(--navy),#182a47);
  border-radius:24px;color:#fff;text-align:center;padding:64px 30px;
}
.cta-band h2{font-size:clamp(1.4rem,3vw,2rem);font-weight:900;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.65);margin-bottom:30px}

/* ───── Footer ───── */
footer{background:var(--navy);color:rgba(255,255,255,.55);padding:52px 0 40px;font-size:.88rem}
.foot-top{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:24px}
.foot-brand{display:flex;align-items:center;gap:14px}
.foot-brand img{height:44px;width:auto}
.foot-brand div{color:#fff;font-weight:900;font-size:1.1rem;letter-spacing:.5px}
.foot-brand div small{display:block;color:rgba(255,255,255,.4);font-weight:400;font-size:.75rem;letter-spacing:2px;margin-top:2px}
.foot-links{display:flex;gap:22px;align-items:center}
.foot-links a:hover{color:#fff}
.foot-info span{display:inline-block;margin-right:16px}
.copyright{margin-top:14px;color:rgba(255,255,255,.35)}

/* 플로팅 전화버튼 */
#floating-call{
  position:fixed;right:22px;bottom:22px;z-index:90;
  display:flex;align-items:center;gap:10px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;
  font-weight:700;padding:14px 22px;border-radius:99px;
  box-shadow:0 10px 26px rgba(255,106,43,.45);transition:.2s;
}
#floating-call:hover{transform:translateY(-3px)}

/* ───── 반응형 ───── */
@media (max-width: 960px){
  .about-grid{grid-template-columns:1fr}
  .biz-grid{grid-template-columns:1fr 1fr}
  .works{grid-template-columns:1fr 1fr}
  .overview{grid-template-columns:1fr 1fr;padding:32px}
  .contact-wrap{grid-template-columns:1fr}
}
@media (max-width: 720px){
  nav.menu{
    display:none;position:fixed;top:78px;left:0;right:0;
    background:#fff;flex-direction:column;padding:12px 24px 20px;gap:0;
    border-bottom:1px solid var(--line);box-shadow:0 14px 24px rgba(16,29,51,.1);
  }
  nav.menu.open{display:flex}
  nav.menu a{padding:14px 12px;font-size:1.02rem;border-bottom:1px solid var(--line)}
  #nav-toggle{display:block}
  .nav-cta{display:none}
  .logo img{height:34px}
  .biz-grid{grid-template-columns:1fr}
  .works{grid-template-columns:1fr}
  .overview{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  section.block{padding:60px 0}
}