/* ============================================================
   HUE DIVE CENTRE — 공통 스타일 (시안 C "DUAL" 디자인 시스템)
   다크 기본 / 라이트 전환, 청록(B2C)·코랄(B2B) 포인트
============================================================ */
:root{
  --bg:#081727; --bg2:#0A1D33; --card:#0E2A4A; --card-hi:#123458; --line:#1b3a5e;
  --ink:#EAF2FA; --body:#B8C7D9; --dim:#7d92a9;
  --teal:#2EC4B6; --coral:#FF6B57;
  --teal-soft:#2ec4b622; --coral-soft:#ff6b5722;
  --shadow:0 24px 60px #000000aa;
}
:root[data-theme="light"]{
  --bg:#f4f9fb; --bg2:#ffffff; --card:#ffffff; --card-hi:#eef6fa; --line:#dce9f1;
  --ink:#0b2540; --body:#41586e; --dim:#8aa2b5;
  --teal-soft:#2ec4b61e; --coral-soft:#ff6b571a;
  --shadow:0 24px 55px #0b254022;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Pretendard Variable',Pretendard,-apple-system,sans-serif;background:var(--bg);color:var(--body);line-height:1.7;transition:background .4s;overflow-x:hidden}
a{color:inherit;text-decoration:none} img{max-width:100%;display:block}
.wrap{max-width:1150px;margin:0 auto;padding:0 22px}
h1,h2,h3,h4{color:var(--ink);font-weight:800;line-height:1.3}
.eb{font-size:.72rem;font-weight:800;letter-spacing:.38em;text-transform:uppercase}
.eb.t{color:var(--teal)} .eb.c{color:var(--coral)}

/* ---------- 헤더 ---------- */
header.site{position:fixed;inset:0 0 auto;z-index:100;transition:.3s;background:linear-gradient(#081727d9,#08172700)}
:root[data-theme="light"] header.site{background:linear-gradient(#ffffffd9,#ffffff00)}
header.site.on{background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{max-width:1290px;margin:0 auto;padding:13px 22px;display:flex;align-items:center;gap:14px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--ink);font-size:.98rem;letter-spacing:.04em;flex:none}
.logo small{display:block;font-size:.53rem;letter-spacing:.26em;color:var(--teal);font-weight:700}
.menu{display:flex;align-items:center;gap:1px;margin-left:auto;font-size:.88rem;font-weight:700}
.menu a{padding:8px 11px;border-radius:9px;color:var(--body);white-space:nowrap}
.menu a:hover,.menu a.cur{color:var(--ink);background:color-mix(in srgb,var(--ink) 8%,transparent)}
.menu .dv{width:1px;height:15px;background:var(--line);margin:0 5px}
.menu .grp{font-size:.58rem;font-weight:800;letter-spacing:.12em;margin-right:1px}
.grp.b{color:var(--coral)} .grp.c{color:var(--teal)}
.menu .go-contact{background:var(--coral);color:#fff;padding:9px 18px;border-radius:999px;margin-left:6px}
.menu .go-contact:hover{background:#ff8271;color:#fff}
.ctrl{display:flex;gap:7px;margin-left:8px;flex:none}
.tbtn{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:7px 13px;font-weight:800;font-size:.76rem;cursor:pointer;transition:.2s}
.tbtn:hover{border-color:var(--teal)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px;margin-left:auto}
.burger span{display:block;width:23px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px}
.mnav{display:none;position:fixed;top:0;right:0;bottom:0;width:min(320px,84vw);background:color-mix(in srgb,var(--bg) 97%,transparent);z-index:200;padding:76px 28px 30px;flex-direction:column;gap:3px;box-shadow:-20px 0 60px #000a;overflow-y:auto}
.mnav.open{display:flex}
.mnav a{padding:12px 14px;border-radius:12px;font-weight:700;color:var(--ink)}
.mnav a:active{background:color-mix(in srgb,var(--ink) 10%,transparent)}
.mnav .grp{font-size:.64rem;font-weight:800;letter-spacing:.22em;margin:16px 6px 5px}
.mclose{position:absolute;top:18px;right:18px;background:none;border:0;color:var(--ink);font-size:1.6rem;cursor:pointer}

/* ---------- 서브페이지 히어로 ---------- */
.pghero{padding:150px 0 66px;position:relative;overflow:hidden;
  background:radial-gradient(ellipse 75% 60% at 80% -10%,var(--hero-glow,#16506155) 0%,transparent 60%),
             linear-gradient(180deg,color-mix(in srgb,var(--bg2) 70%,var(--bg)) 0%,var(--bg) 100%)}
.pghero.b2b{--hero-glow:#ff6b5726}
.pghero.b2c{--hero-glow:#2ec4b626}
.pghero h1{font-size:clamp(1.8rem,4.2vw,2.7rem);margin:14px 0 12px}
.pghero .lead{max-width:640px;font-size:1.03rem}
.pghero .crumb{font-size:.78rem;color:var(--dim);font-weight:600}
.pghero .crumb a:hover{color:var(--teal)}

/* ---------- 섹션 ---------- */
.sec{padding:66px 0}
.sec.alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:680px;margin-bottom:38px}
.sec-head.center{text-align:center;margin-left:auto;margin-right:auto}
.sec-head h2{font-size:clamp(1.35rem,2.9vw,1.9rem);margin-top:10px}
.sec-head p{margin-top:8px}

/* ---------- 그리드/카드 ---------- */
.g2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px 24px;transition:.3s;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ic{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:1.3rem;margin-bottom:14px;background:color-mix(in srgb,var(--ink) 6%,transparent);border:1px solid var(--line)}
.card h3{font-size:1.04rem;margin-bottom:8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card p{font-size:.88rem}
.card ul{list-style:none;margin-top:10px;display:flex;flex-direction:column;gap:6px;font-size:.86rem}
.card ul li{display:flex;gap:8px}
.card ul li::before{content:"—";font-weight:800;flex:none}
.card.b2b ul li::before{color:var(--coral)} .card.b2c ul li::before,.card ul li::before{color:var(--teal)}
.chip{font-size:.6rem;font-weight:800;letter-spacing:.1em;padding:3px 9px;border-radius:999px}
.chip.b{background:var(--coral-soft);color:var(--coral)}
.chip.c{background:var(--teal-soft);color:var(--teal)}
.price{font-size:1.15rem;font-weight:900;color:var(--ink);margin-top:10px}
.price small{font-size:.72rem;font-weight:600;color:var(--dim);display:block}

/* ---------- 표 ---------- */
.tblwrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--card)}
table.tbl{width:100%;border-collapse:collapse;font-size:.88rem;min-width:560px}
.tbl th{background:color-mix(in srgb,var(--ink) 6%,transparent);color:var(--ink);font-weight:800;text-align:left;padding:12px 16px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:12px 16px;border-bottom:1px solid var(--line)}
.tbl tr:last-child td{border-bottom:0}

/* ---------- 프로세스 ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;counter-reset:st}
.step{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px 16px;position:relative;counter-increment:st}
.step::before{content:"0" counter(st);font-size:.72rem;font-weight:900;letter-spacing:.14em;color:var(--teal)}
.step b{display:block;color:var(--ink);font-size:.92rem;margin:6px 0 4px}
.step span{font-size:.78rem;color:var(--dim)}

/* ---------- 체크리스트/노트 ---------- */
.ticks{list-style:none;display:flex;flex-direction:column;gap:9px;font-size:.92rem}
.ticks li{display:flex;gap:10px;align-items:baseline}
.ticks li::before{content:"✓";font-weight:900;color:var(--teal);flex:none}
.note{background:var(--teal-soft);border:1px solid color-mix(in srgb,var(--teal) 40%,transparent);border-radius:14px;padding:16px 20px;font-size:.88rem}
.note.b{background:var(--coral-soft);border-color:color-mix(in srgb,var(--coral) 40%,transparent)}
.note b{color:var(--ink)}

/* ---------- 폼 ---------- */
.form{display:grid;gap:14px;max-width:640px}
.form label{font-size:.82rem;font-weight:800;color:var(--ink);display:block;margin-bottom:6px}
.form input,.form select,.form textarea{width:100%;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:13px 15px;color:var(--ink);font:inherit;font-size:.92rem;transition:.2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px var(--teal-soft)}
.form textarea{min-height:130px;resize:vertical}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form button{background:var(--coral);color:#fff;border:0;border-radius:999px;padding:15px;font:inherit;font-weight:900;font-size:.98rem;cursor:pointer;transition:.25s}
.form button:hover{transform:translateY(-2px);box-shadow:0 12px 30px #ff6b5744}

/* ---------- CTA 밴드 ---------- */
.band{text-align:center;padding:80px 0}
.band h2{font-size:clamp(1.4rem,3.2vw,2rem);margin:12px 0 10px}
.band p{max-width:520px;margin:0 auto 26px}
.band .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.cta{padding:14px 26px;border-radius:999px;font-weight:800;font-size:.94rem;transition:.25s;display:inline-flex;gap:9px;align-items:center}
.cta:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.cta.kakao{background:#FEE500;color:#191919}
.cta.teal{background:var(--teal);color:#04302b}
.cta.coral{background:var(--coral);color:#fff}
.cta.line{border:1.5px solid var(--line);color:var(--ink)}
.cta.line:hover{border-color:var(--teal);color:var(--teal)}

/* ---------- 유튜브 파사드 ---------- */
.ytgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ytf{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;cursor:pointer;background:linear-gradient(140deg,var(--card),var(--bg));border:1px solid var(--line)}
.ytf img.th{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ytf .pl{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:52px;height:52px;border-radius:50%;background:#ff0000e6;display:grid;place-items:center;transition:.25s;z-index:2}
.ytf:hover .pl{transform:translate(-50%,-50%) scale(1.12)}
.ytf .ttl{position:absolute;left:10px;bottom:10px;right:10px;font-size:.75rem;font-weight:700;color:#fff;background:#00000090;padding:6px 11px;border-radius:8px;backdrop-filter:blur(4px);z-index:2}
.ytf iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.ytf .phld{position:absolute;inset:0;display:grid;place-items:center;color:var(--dim);font-size:.76rem;font-weight:700;text-align:center;padding:0 14px}

/* ---------- 사진 ---------- */
.photo{border-radius:16px;overflow:hidden;border:1px solid var(--line);position:relative}
.photo img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:.5s}
.photo:hover img{transform:scale(1.04)}
.photo .cap{position:absolute;left:0;right:0;bottom:0;padding:30px 16px 12px;background:linear-gradient(transparent,#081727cc);color:#fff;font-size:.72rem;letter-spacing:.18em;font-weight:700}

/* ---------- 지도 ---------- */
.mapbox{border:1px solid var(--line);border-radius:16px;overflow:hidden;aspect-ratio:16/7;background:var(--card);display:grid;place-items:center;color:var(--dim);font-size:.85rem;text-align:center;padding:10px}
.mapbox iframe{width:100%;height:100%;border:0}

/* ---------- 푸터 ---------- */
footer.site{border-top:1px solid var(--line);background:var(--bg2);padding:46px 0 100px}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.foot h4{font-size:.88rem;margin-bottom:14px;letter-spacing:.05em}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:.85rem}
.foot a:hover{color:var(--teal)}
.foot .info{font-size:.8rem;color:var(--dim);line-height:1.9;margin-top:12px}
.socials{display:flex;gap:9px;margin-top:14px}
.socials a{width:38px;height:38px;border-radius:11px;background:color-mix(in srgb,var(--ink) 5%,transparent);border:1px solid var(--line);display:grid;place-items:center;color:var(--body);transition:.2s}
.socials a:hover{color:var(--ink);border-color:var(--teal);background:var(--teal-soft)}
.copyright{margin-top:34px;padding-top:20px;border-top:1px solid var(--line);font-size:.76rem;color:var(--dim);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ---------- 모바일 하단 바 ---------- */
.mbar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:99;background:color-mix(in srgb,var(--bg) 96%,transparent);backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:9px 13px calc(9px + env(safe-area-inset-bottom))}
.mbar .in{display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:9px}
.mbar a{display:flex;align-items:center;justify-content:center;gap:6px;padding:11px 0;border-radius:11px;font-weight:800;font-size:.86rem}
.mb-tel{background:color-mix(in srgb,var(--ink) 6%,transparent);color:var(--ink);border:1px solid var(--line)}
.mb-kakao{background:#FEE500;color:#191919}
.mb-form{background:var(--coral);color:#fff}

/* ---------- 리빌 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.7s}
.reveal.on{opacity:1;transform:none}

/* ---------- 반응형 ---------- */
@media(max-width:1080px){.menu{display:none}.burger{display:block}}
@media(max-width:900px){
  .g3,.g4{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .foot{grid-template-columns:1fr;gap:26px}
  .ytgrid{grid-template-columns:1fr}
  .mbar{display:block}
}
@media(max-width:580px){
  .g2,.g3,.g4{grid-template-columns:1fr}
  .form .row2{grid-template-columns:1fr}
  .pghero{padding-top:120px}
}

/* 인스타그램 버튼 */
.cta.insta{background:linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888);color:#fff}
.cta.insta:hover{box-shadow:0 12px 30px #dc274355}
/* 인스타 피드 섹션 */
.igsec{padding:66px 0}
.ig-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:26px}
.ig-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.ig-card{position:relative;aspect-ratio:1/1;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:linear-gradient(140deg,var(--card),var(--bg));display:grid;place-items:center;transition:.3s}
.ig-card:hover{transform:translateY(-4px);border-color:#dc2743}
.ig-card .ph{display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--dim);font-size:.78rem;font-weight:700;text-align:center;padding:0 12px}
.ig-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ig-card .hv{position:absolute;inset:0;background:#081727cc;display:grid;place-items:center;opacity:0;transition:.3s;font-weight:800;color:#fff;font-size:.86rem}
.ig-card:hover .hv{opacity:1}
@media(max-width:580px){.ig-grid{grid-template-columns:1fr 1fr;gap:10px}}

/* 접근성 — 스킵 링크 */
.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--coral);color:#fff;padding:12px 20px;border-radius:0 0 12px 0;font-weight:800;font-size:.9rem}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px}