/* ===== 기본 ===== */
:root{
  --ink:#10151c;
  --navy:#132235;
  --navy2:#0d1826;
  --accent:#0f7a85;
  --accent-dark:#0b5c65;
  --amber:#c08a3e;
  --text:#1c242d;
  --muted:#5b6672;
  --line:#e3e7e9;
  --bg-soft:#eef2f2;
  --white:#fff;
  --radius:14px;
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Pretendard Variable','Pretendard',-apple-system,BlinkMacSystemFont,'Noto Sans KR',sans-serif;
  color:var(--text);
  background:var(--white);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{
  font-family:'Noto Serif KR',serif;
  color:var(--ink);
  line-height:1.3;
  margin:0 0 .5em;
}
h1{font-size:clamp(28px,5vw,46px);font-weight:700}
h2{font-size:clamp(24px,3.6vw,34px);font-weight:700}
h3{font-size:clamp(17px,2vw,20px);font-weight:700}
p{margin:0 0 1em;color:var(--text)}
a{color:inherit}
img{max-width:100%;display:block}
ul{margin:0;padding:0}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.italic-accent{font-style:italic;color:var(--accent)}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--accent);text-transform:uppercase;margin-bottom:10px;
}

/* ===== 헤더 ===== */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{font-family:'Noto Serif KR',serif;font-weight:700;font-size:19px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.logo span{color:var(--accent)}
.main-nav{display:flex;align-items:center;gap:30px}
.main-nav ul{display:flex;gap:26px;list-style:none}
.main-nav a{text-decoration:none;font-size:15px;font-weight:600;color:var(--text)}
.main-nav a:hover{color:var(--accent)}
.header-cta{
  display:inline-flex;align-items:center;gap:6px;background:var(--ink);color:#fff;
  padding:11px 20px;border-radius:999px;text-decoration:none;font-size:14px;font-weight:700;
  transition:background .15s;
}
.header-cta:hover{background:var(--accent-dark)}
.menu-toggle{display:none;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:10px 16px;font-weight:700;font-size:14px;cursor:pointer}
.menu-toggle .bar{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.menu-toggle .bar::before,.menu-toggle .bar::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.menu-toggle .bar::before{top:-5px}
.menu-toggle .bar::after{top:5px}

/* ===== 버튼 ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;
  font-weight:700;font-size:15px;text-decoration:none;transition:transform .15s,background .15s;border:none;cursor:pointer;
}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--accent-dark)}
.btn-outline{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-outline:hover{border-color:var(--ink)}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{transform:translateY(-1px)}
.link-arrow{color:var(--accent);font-weight:700;text-decoration:none;font-size:14px}
.link-arrow:hover{text-decoration:underline}

/* ===== 히어로 ===== */
.hero{
  position:relative;padding:72px 0 56px;
  background:radial-gradient(ellipse 80% 60% at 70% 0%,#e4f3f1 0%,#f8faf9 55%,#fff 100%);
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  padding:8px 16px;border-radius:999px;font-size:13px;font-weight:700;color:var(--accent-dark);margin-bottom:22px;
}
.hero h1{max-width:760px}
.hero .lead{font-size:18px;color:var(--muted);max-width:640px;margin-bottom:24px}
.hero-callout{
  background:#e4f3f1;border-left:4px solid var(--accent);border-radius:6px;padding:20px 22px;
  max-width:640px;margin-bottom:28px;font-size:15px;color:#233;
}
.hero-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:36px}
.hero-media{margin-top:40px;border-radius:var(--radius);overflow:hidden;box-shadow:0 20px 50px -20px rgba(16,21,28,.3)}
.hero-media img{width:100%;height:clamp(240px,42vw,480px);object-fit:cover}

/* 트러스트바 */
.trust-bar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fafbfb}
.trust-bar .container{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center;padding:16px 20px;font-size:13px;color:var(--muted)}
.trust-bar strong{color:var(--ink)}
.trust-bar .dot{color:var(--accent);margin-right:6px}

/* ===== 섹션 공통 ===== */
.section{padding:72px 0}
.section-soft{background:var(--bg-soft)}
.section-head{max-width:680px;margin-bottom:40px}
.section-head p{color:var(--muted);font-size:16px}

/* 3카드 (이유/문제) */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  background:#fff;border:1px solid var(--line);border-top:4px solid var(--c,var(--accent));
  border-radius:var(--radius);padding:28px 24px;
}
.card:nth-child(1){--c:var(--accent)}
.card:nth-child(2){--c:#3b6fd1}
.card:nth-child(3){--c:var(--amber)}
.card .tag{font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--c,var(--accent));text-transform:uppercase;margin-bottom:8px}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px;margin-bottom:14px}

/* 사진+텍스트 교차 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{border-radius:var(--radius);width:100%;height:380px;object-fit:cover}
.split.reverse .split-media{order:2}
.split ul{list-style:none;margin:18px 0 22px}
.split ul li{position:relative;padding-left:22px;margin-bottom:10px;font-size:15px;color:var(--text)}
.split ul li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--accent)}

/* 역량 그리드 (CT 스타일: 상단 라인) */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px 32px;margin-top:36px}
.feat{border-top:2px solid var(--ink);padding-top:16px}
.feat h3{font-family:inherit;font-size:17px;margin-bottom:8px}
.feat p{color:var(--muted);font-size:14.5px}

/* 다크 패널 */
.panel-dark{background:var(--navy);color:#dbe3e8;border-radius:20px;padding:44px 40px}
.panel-dark h3{color:#fff}
.panel-dark p{color:#b9c4cc}

/* 비용 표 */
table.cost-table{width:100%;border-collapse:collapse;margin-top:28px;font-size:14.5px}
table.cost-table caption{text-align:left;color:var(--muted);font-size:13px;margin-bottom:10px}
table.cost-table th,table.cost-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}
table.cost-table thead th{background:#f5f7f7;font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
table.cost-table td.num,table.cost-table th.num{text-align:right;font-weight:700;color:var(--ink)}
.table-note{font-size:13px;color:var(--muted);margin-top:14px}

/* 프로세스 스텝 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}
.step{position:relative;padding-top:8px}
.step .num{font-family:'Noto Serif KR',serif;font-size:40px;font-weight:700;color:var(--line);margin-bottom:6px}
.step h3{margin-bottom:8px;font-size:16px}
.step p{color:var(--muted);font-size:14px}

/* 갤러리 */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:10px}
.gallery-item{border-radius:10px;overflow:hidden;background:#f3f5f5;border:1px solid var(--line)}
.gallery-item img{width:100%;height:230px;object-fit:cover;transition:transform .35s}
.gallery-item:hover img{transform:scale(1.04)}
.gallery-cap{padding:10px 12px;font-size:13px;color:var(--muted)}

/* FAQ */
.faq-list{margin-top:28px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 4px;font-weight:700;font-size:15.5px;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;color:var(--accent);font-weight:400;flex-shrink:0}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-a{padding:0 4px 20px;color:var(--muted);font-size:14.5px;max-width:760px}

/* CTA 배너 */
.cta-band{background:var(--navy);color:#fff;border-radius:0;padding:64px 0}
.cta-band .container{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff;max-width:600px}
.cta-band p{color:#aebac2}

/* 지역/주소 박스 */
.info-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;margin-top:20px}
.info-box dl{display:grid;grid-template-columns:110px 1fr;gap:10px 16px;font-size:14.5px;margin:0}
.info-box dt{color:var(--muted);font-weight:600}
.info-box dd{margin:0;color:var(--text)}

/* 상담 페이지 */
.consult-phone{
  display:inline-flex;align-items:center;gap:12px;background:var(--ink);color:#fff;
  padding:20px 30px;border-radius:var(--radius);font-size:22px;font-weight:700;text-decoration:none;margin:18px 0;
}
.consult-phone small{display:block;font-size:12px;font-weight:500;color:#9fb0b8}

/* 푸터 */
.site-footer{background:var(--ink);color:#8d99a2;padding:56px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:36px}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:14px}
.footer-biz p{margin:0 0 6px;font-size:13.5px;line-height:1.7}
.footer-nav ul{list-style:none}
.footer-nav li{margin-bottom:8px}
.footer-nav a{text-decoration:none;font-size:14px;color:#aeb8c0}
.footer-nav a:hover{color:#fff}
.footer-bottom{border-top:1px solid #253040;padding-top:20px;font-size:12.5px;color:#64707a}

/* ===== 반응형 ===== */
@media (max-width:980px){
  .main-nav{display:none}
  .menu-toggle{display:inline-flex}
  .logo{font-size:17px;white-space:nowrap}
  .logo span{display:none}
  .site-header .container{height:64px}
  .card-grid,.feat-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:28px}
  .split .split-media{order:0!important}
  .steps{grid-template-columns:1fr 1fr}
  .gallery-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band .container{flex-direction:column;align-items:flex-start}
}
@media (max-width:600px){
  .steps{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr 1fr}
  .info-box dl{grid-template-columns:90px 1fr}
  .hero{padding:48px 0 36px}
  .section{padding:52px 0}
  .consult-phone{font-size:18px;padding:16px 20px}
}

/* 모바일 메뉴 패널 */
.mobile-nav{
  display:none;position:fixed;inset:0;background:rgba(16,21,28,.5);z-index:60;
}
.mobile-nav.open{display:block}
.mobile-nav .panel{
  position:absolute;top:0;right:0;width:82%;max-width:340px;height:100%;background:#fff;
  padding:26px 24px;box-shadow:-10px 0 30px rgba(0,0,0,.15);
}
.mobile-nav .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.mobile-nav .close-btn{background:none;border:none;font-size:26px;cursor:pointer;color:var(--ink)}
.mobile-nav ul{list-style:none}
.mobile-nav li{border-bottom:1px solid var(--line)}
.mobile-nav a{display:block;padding:16px 4px;text-decoration:none;color:var(--ink);font-weight:700;font-size:16px}