/* 깊이와 통찰 · Ecosystem Switcher — 5개 프로퍼티 공용 (학원·학습관리·교재·교육교실·심찰) */
/* 모든 클래스 .eco- 네임스페이스, host 페이지와 독립 동작 */

/* ── 트리거 (nav 안) ── */
.eco-trigger{display:inline-flex;align-items:center;gap:10px;height:34px;padding:0 12px 0 11px;border:1px solid rgba(255,255,255,.12);border-radius:100px;background:rgba(255,255,255,.02);color:#EDEDF0;font-family:inherit;font-size:12.5px;font-weight:500;letter-spacing:.01em;cursor:pointer;transition:border-color .3s cubic-bezier(.22,.61,.36,1),background .3s}
.eco-trigger:hover{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.05)}
.eco-grid-ico{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:2.5px;width:13px;height:13px}
.eco-grid-ico i{display:block;width:100%;height:100%;border-radius:1.5px;background:currentColor;opacity:.85}
.eco-grid-ico i:nth-child(4){background:var(--eco-cur,#C6A15B);opacity:1}
.eco-cur-label{white-space:nowrap}
.eco-cur-label b{font-weight:600}
.eco-cur-label small{color:#8A8A90;font-weight:400;margin-left:5px}
.eco-fam{display:none;white-space:nowrap;font-weight:600}
.eco-chev{width:8px;height:8px;border-right:1.4px solid #8A8A90;border-bottom:1.4px solid #8A8A90;transform:rotate(45deg) translateY(-2px);transition:transform .3s}
.eco-trigger[aria-expanded="true"] .eco-chev{transform:rotate(-135deg) translateY(1px)}

/* ── 오버레이 ── */
.eco-ov{position:fixed;inset:0;z-index:2000;display:flex;align-items:flex-start;justify-content:center;padding:88px 20px 20px;background:rgba(0,0,0,.55);backdrop-filter:blur(10px) saturate(120%);opacity:0;pointer-events:none;transition:opacity .4s cubic-bezier(.22,.61,.36,1)}
.eco-ov.open{opacity:1;pointer-events:auto}
.eco-panel{width:100%;max-width:1120px;background:#0A0A0C;border:1px solid rgba(255,255,255,.08);border-radius:22px;box-shadow:0 50px 120px -30px rgba(0,0,0,.9);padding:30px 30px 26px;transform:translateY(-14px) scale(.985);opacity:0;transition:transform .5s cubic-bezier(.22,.61,.36,1),opacity .4s}
.eco-ov.open .eco-panel{transform:none;opacity:1}
.eco-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.eco-kicker{font-size:11px;font-weight:600;letter-spacing:.26em;color:#C6A15B;text-transform:uppercase}
.eco-close{width:32px;height:32px;border:1px solid rgba(255,255,255,.1);border-radius:100px;background:none;color:#8A8A90;font-size:16px;line-height:1;cursor:pointer;transition:.3s}
.eco-close:hover{border-color:rgba(255,255,255,.3);color:#EDEDF0}

.eco-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.eco-card{position:relative;display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.09);border-radius:16px;padding:26px 24px 22px;overflow:hidden;background:#0E0E11;transition:transform .45s cubic-bezier(.22,.61,.36,1),border-color .45s,background .45s;opacity:0;transform:translateY(16px)}
.eco-ov.open .eco-card{opacity:1;transform:none}
.eco-ov.open .eco-card:nth-child(1){transition-delay:.05s}
.eco-ov.open .eco-card:nth-child(2){transition-delay:.10s}
.eco-ov.open .eco-card:nth-child(3){transition-delay:.15s}
.eco-ov.open .eco-card:nth-child(4){transition-delay:.20s}
.eco-ov.open .eco-card:nth-child(5){transition-delay:.25s}
.eco-card[href]:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.22);background:#121216}
.eco-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--cc,#C6A15B);opacity:.9}
/* 심찰 = 네이비 서브아이덴티티 */
.eco-card.navy{background:linear-gradient(160deg,#0F1B33,#0B1426);border-color:rgba(194,161,90,.28)}
.eco-card.navy[href]:hover{background:linear-gradient(160deg,#14223f,#0C1730)}
/* 학부모 교육교실 = 딥그린 시그니처 */
.eco-card.green{background:linear-gradient(160deg,#10231B,#0C1A14);border-color:rgba(62,156,109,.28)}
.eco-card.green[href]:hover{background:linear-gradient(160deg,#143026,#0D1E17)}
.eco-card.green .eco-name{color:#EAF3EE}
.eco-card.green .eco-desc{color:#9DB4A8}

.eco-mark{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:11px;border:1px solid rgba(255,255,255,.12);margin-bottom:20px;color:var(--cc,#C6A15B)}
.eco-mark svg{display:block}
.eco-card.navy .eco-mark{border-color:rgba(236,229,211,.22)}
.eco-mark .eco-han{font-family:'Noto Serif KR','Nanum Myeongjo',serif;font-size:15px;font-weight:900;color:#E8C97A;letter-spacing:0;white-space:nowrap;line-height:1}

.eco-name{font-size:19px;font-weight:600;letter-spacing:-.02em;color:#F5F5F7;display:flex;align-items:baseline;gap:8px}
.eco-name small{font-size:10.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:#8A8A90}
.eco-card.navy .eco-name{color:#F4EEDD}
.eco-card.navy .eco-name small{color:#B79B63}
.eco-role{margin-top:4px;font-size:12px;color:#C6A15B;letter-spacing:.02em;font-weight:500}
.eco-card.navy .eco-role{color:#C2A15A}
.eco-desc{margin-top:14px;font-size:13px;line-height:1.65;color:#9A9AA0;flex:1}
.eco-card.navy .eco-desc{color:#A9A79A}
.eco-go{margin-top:20px;display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:500;color:#D6D6DB}
.eco-go span{color:var(--cc,#C6A15B);transition:transform .3s}
.eco-card[href]:hover .eco-go span{transform:translateX(3px)}
.eco-here{margin-top:20px;align-self:flex-start;display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:600;color:var(--cc,#C6A15B);letter-spacing:.02em;border:1px solid var(--cc,#C6A15B);border-radius:100px;padding:6px 13px}
.eco-here::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--cc,#C6A15B);box-shadow:0 0 0 3px color-mix(in srgb,var(--cc,#C6A15B) 30%,transparent)}
.eco-card.current{cursor:default;border-color:var(--cc,#C6A15B);box-shadow:inset 0 0 0 1px var(--cc,#C6A15B),0 0 34px -12px var(--cc,#C6A15B)}
.eco-card.current::before{width:5px;opacity:1}

.eco-foot{margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.06);display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:12px;color:#6B6B72;letter-spacing:.03em}
.eco-foot b{color:#9A9AA0;font-weight:500}
.eco-social{display:flex;gap:8px;flex-shrink:0;flex-wrap:wrap;justify-content:flex-end}
.eco-soc{display:inline-flex;align-items:center;gap:8px;padding:8px 15px 8px 11px;border-radius:10px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.03);color:#D6D6DB;font-size:12.5px;font-weight:600;white-space:nowrap;transition:border-color .25s,background .25s,color .25s,transform .25s}
.eco-soc:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.06);color:#fff;transform:translateY(-1px)}
.eco-soc svg{display:block;flex-shrink:0}

@media(max-width:980px){
  .eco-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .eco-cards{grid-template-columns:1fr;gap:12px}
  .eco-ov{padding:72px 12px 12px;align-items:stretch;overflow-y:auto}
  .eco-panel{padding:22px 16px 18px;max-height:none}
  .eco-foot{flex-direction:column;gap:12px;text-align:center}
  .eco-cur-label small{display:none}
  .eco-card{flex-direction:row;align-items:center;gap:14px;padding:16px 16px}
  .eco-mark{margin-bottom:0;width:40px;height:40px;flex-shrink:0}
  .eco-card .eco-role{display:none}
  .eco-card .eco-desc{display:none}
  .eco-name{flex:1;white-space:nowrap}
  .eco-name small{display:none}
  .eco-go,.eco-here{margin-top:0}
  .eco-card::before{width:3px}
}
/* ── 모바일: 현재사이트명 대신 "패밀리사이트" 라벨로 (페이지 메뉴와 구분) ── */
@media(max-width:860px){
  .eco-cur-label{display:none}
  .eco-fam{display:inline}
}