/* 옥타 76 멤버스 — 디자인 시스템 (버전 20261011)
   컬러: Primary #0B55FF · Main #2F80FF · Sky #7CC3FF · Accent #FFC629 · Gray #F1F5F8
   글꼴: Noto Sans KR · 첫 화면(.home2) 위쪽 그림 · 움직임 */
:root{
  --blue:#0B55FF; --blue-d:#0842C8; --main:#2F80FF; --sky:#7CC3FF; --accent:#FFC629;
  --soft:#EAF2FF; --line:#DCE6F5; --bg:#F3F7FD;
  --sans:'Noto Sans KR','IBM Plex Sans KR','Noto Sans SC',system-ui,-apple-system,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;
}

/* PC 위쪽 메뉴: 지금 화면은 파란 알약 */
@media (min-width:900px){
  .dnav button.on{background:var(--blue);color:#fff;border-radius:999px;box-shadow:0 6px 16px rgba(11,85,255,.28)}
  .dnav button{border-radius:999px;transition:background .2s,color .2s}
  .dnav button:not(.on):hover{background:var(--soft);color:var(--blue-d)}
  .dtop .btn.sm[data-act=logout]{border-radius:999px;gap:6px}
}

/* ---------- 첫 화면 위쪽 ---------- */
.home2{background:var(--bg)}
.hero2{position:relative;overflow:hidden;color:#fff;isolation:isolate;
  background:linear-gradient(180deg,#0A48D8 0%,#1767F5 55%,#5FA6FF 100%)}
.h2-bg{position:absolute;inset:0;z-index:-1;transform:translate(var(--px,0),var(--py,0));transition:transform .6s ease-out}
.h2-art{position:absolute;top:0;right:0;height:100%;width:auto;max-width:none;object-fit:cover;transform-origin:70% 45%}
.h2-bg::before{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(7,58,196,.94) 0%,rgba(11,85,255,.78) 34%,rgba(11,85,255,.25) 56%,rgba(11,85,255,0) 70%)}
.hero2::after{content:"";position:absolute;left:0;right:0;bottom:0;height:90px;z-index:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(243,247,253,0) 0%,rgba(243,247,253,.85) 75%,var(--bg) 100%)}
.h2-sweep{position:absolute;inset:0;z-index:2;pointer-events:none;mix-blend-mode:screen;
  background:linear-gradient(105deg,transparent 38%,rgba(255,255,255,.28) 48%,rgba(255,240,200,.18) 52%,transparent 62%);background-size:250% 100%;background-position:120% 0}
.h2-spark{position:absolute;inset:0;z-index:2;pointer-events:none}
.h2-spark i{position:absolute;width:7px;height:7px;margin:-3px 0 0 -3px;border-radius:50%;background:#fff;opacity:0;
  box-shadow:0 0 6px 2px rgba(255,255,255,.9),0 0 18px 6px rgba(124,195,255,.7);transform:scale(var(--s,1))}
.h2-in{position:relative;z-index:3;max-width:1200px;margin:0 auto;padding:14px 18px 92px}
.h2-top{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:22px}
.h2-okta{height:34px;width:auto;max-width:62%;object-fit:contain;filter:drop-shadow(0 2px 6px rgba(0,0,0,.2))}
.h2-top .lang{background:rgba(255,255,255,.18);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.h2-text{max-width:60%}
.h2-k{font-size:11px;font-weight:700;letter-spacing:.26em;opacity:.95}
.hero2 h1{margin:8px 0 4px;font-family:var(--sans);font-weight:900;font-size:36px;line-height:1.1;letter-spacing:-.02em;text-shadow:0 3px 18px rgba(4,30,110,.35);white-space:nowrap}
.gold{background:linear-gradient(100deg,#FFC629 0%,#FFF1B8 25%,#FFB300 50%,#FFE07A 75%,#FFC629 100%);background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;filter:drop-shadow(0 2px 8px rgba(120,70,0,.25))}
.h2-slogan{display:block;width:230px;max-width:100%;height:auto;margin:6px 0 4px;filter:drop-shadow(0 2px 6px rgba(4,30,110,.35))}
.h2-slogan-t{margin:6px 0 2px;font-family:var(--serif);font-size:20px;font-weight:600;color:#FFE08A}
.h2-lead{margin:10px 0 0;font-size:14px;line-height:1.65;opacity:.96;text-shadow:0 1px 8px rgba(4,30,110,.35)}
.h2-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:22px}
.h2-stat{display:flex;align-items:center;gap:10px;padding:12px;border-radius:16px;
  background:linear-gradient(135deg,rgba(255,255,255,.26),rgba(255,255,255,.1));border:1px solid rgba(255,255,255,.35);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(4,30,110,.18);transition:transform .25s,box-shadow .25s}
.h2-stat svg{width:28px;height:28px;flex:none}
.h2-stat b{display:block;font-size:26px;line-height:1.05;font-weight:800;font-variant-numeric:tabular-nums}
.h2-stat span{font-size:12px;opacity:.95}
.h2-stat:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(4,30,110,.25)}

/* 검색 (그림 아래에 걸침) */
.h2-search{position:relative;z-index:4;width:100%;box-sizing:border-box;max-width:1200px;margin:-58px auto 0;padding:0 12px}
.h2-search .search{height:56px;border-radius:16px;border:1px solid #D6E3F8;background:#fff;box-shadow:0 10px 28px rgba(11,85,255,.14);padding:0 8px 0 16px;gap:12px;color:#33445C}
.h2-search .search:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px rgba(11,85,255,.15),0 10px 28px rgba(11,85,255,.14)}
.h2-search input{flex:1;border:0;outline:0;font-size:16px;background:transparent;min-width:0}
.h2-search .hs-go{border-left:1px solid #E3EAF5;border-radius:0 10px 10px 0;width:48px;color:var(--blue)}

/* ---------- 카드 ---------- */
.home2 .home-body{padding:16px 12px 110px;gap:14px}
.home2 .hcard{border-radius:18px;border-color:#E3EBF7;box-shadow:0 4px 18px rgba(11,40,100,.05)}
.home2 .hcard h2{font-size:19px;font-weight:800}
.home2 .hcard h2::before{background:var(--blue)}
.about{position:relative;overflow:hidden}
.about::after{content:"";position:absolute;right:-60px;top:-30px;width:280px;height:200px;pointer-events:none;opacity:.5;
  background:radial-gradient(circle at 60% 40%,rgba(124,195,255,.35),transparent 65%)}
.about .crit{background:#F0F6FF;border-radius:14px;padding:14px 16px;margin-top:4px}
.about .crit-ic{width:56px;height:56px;color:var(--blue);background:#fff}
.about .crit-ic svg{width:30px;height:30px}
.about .crit h3{color:var(--blue)}
.about-h{display:flex;align-items:center;gap:10px;position:relative;z-index:1}
.about-tgl{flex:1;display:flex;align-items:center;justify-content:space-between;gap:10px;background:none;border:0;padding:0;margin:0;text-align:left;color:inherit;cursor:pointer;min-height:40px}
.about-tgl h2{margin:0}
.tgl-r{display:inline-flex;align-items:center;gap:4px;flex:none;height:34px;padding:0 12px;border-radius:999px;border:1.5px solid #C9DBFA;background:#fff;color:var(--blue);font-weight:700;font-size:13px;transition:background .2s,color .2s}
.about-tgl:hover .tgl-r{background:var(--blue);color:#fff;border-color:var(--blue)}
.tgl-r svg{width:16px;height:16px;transform:rotate(90deg);transition:transform .3s}
.about.shut .tgl-r svg{transform:rotate(0deg)}
.about-ed{flex:none;font-size:13px;font-weight:700;color:var(--muted);text-decoration:none;padding:6px 8px;border-radius:8px}
.about-ed:hover{color:var(--blue);background:var(--soft)}
.about-body{display:grid;grid-template-rows:1fr;transition:grid-template-rows .4s cubic-bezier(.2,.7,.2,1),opacity .3s;position:relative;z-index:1}
.about.shut .about-body{grid-template-rows:0fr;opacity:0}
.about-in{min-height:0;overflow:hidden;display:flex;flex-direction:column;gap:12px}
.about.open .about-in{padding-top:4px}
.about.shut{gap:0}
.more-btn{align-self:flex-end;display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 16px;border-radius:999px;border:1.5px solid #C9DBFA;background:#fff;color:var(--blue);font-weight:700;font-size:14px}
.more-btn svg{transition:transform .25s}
.about.open .more-btn svg{transform:rotate(90deg)}
.about-more{display:flex;flex-direction:column;gap:10px}

.quick2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.qg2{position:relative;display:flex;align-items:center;gap:12px;min-height:72px;padding:12px 36px 12px 12px;border-radius:18px;border:1px solid #E3EBF7;background:#fff;text-align:left;color:var(--navy);
  box-shadow:0 4px 14px rgba(11,40,100,.05);transition:transform .25s cubic-bezier(.2,.7,.2,1),box-shadow .25s,border-color .25s;overflow:hidden}
.qg2:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(11,85,255,.14);border-color:#BFD5FB}
.qg2-ic{width:46px;height:46px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;box-shadow:0 6px 14px rgba(11,85,255,.25);transition:transform .35s cubic-bezier(.3,1.6,.5,1)}
.qg2-ic svg{width:22px;height:22px}
.qg2:hover .qg2-ic{transform:scale(1.1) rotate(-6deg)}
.qg-album .qg2-ic{background:#6E56F0;box-shadow:0 6px 14px rgba(110,86,240,.28)}
.qg-me .qg2-ic{background:#F59E0B;box-shadow:0 6px 14px rgba(245,158,11,.3)}
.qg2-t{display:flex;flex-direction:column;gap:2px;min-width:0}
.qg2-t b{font-size:15px;font-weight:800}
.qg2-t span{font-size:12px;color:var(--muted);line-height:1.35}
.qg2-go{position:absolute;right:10px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--blue);border:1.5px solid #D3E2FB;background:#fff;transition:background .2s,color .2s,transform .2s}
.qg2:hover .qg2-go{background:var(--blue);color:#fff;border-color:var(--blue);transform:translateY(-50%) translateX(2px)}

.cc2{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 6px;scrollbar-width:none}
.cc2::-webkit-scrollbar{display:none}
.cc2 button{flex:none;display:flex;align-items:center;gap:8px;min-width:96px;height:56px;padding:0 12px;border-radius:14px;border:1px solid #E3EBF7;background:#fff;color:var(--navy);text-align:left;transition:transform .2s,border-color .2s,box-shadow .2s}
.cc2 button:hover{transform:translateY(-2px);border-color:#BFD5FB;box-shadow:0 8px 18px rgba(11,85,255,.1)}
.cc2 button.on{border:1.5px solid var(--blue);background:#F2F7FF}
.cc2 button.zero b{color:#8FA3C0}
.cc2-f{width:30px;height:30px;border-radius:50%;overflow:hidden;flex:none;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 1px rgba(11,40,100,.12)}
.cc2-f img{width:100%;height:100%;object-fit:cover}
.cc2-f.all{background:var(--soft);color:var(--blue);box-shadow:none;font-size:11px;font-weight:800;letter-spacing:1px}
.cc2-f.all svg{width:18px;height:18px}
.cc2 small{display:block;font-size:12px;font-weight:600;white-space:nowrap}
.cc2 b{display:block;font-size:15px;color:var(--blue);line-height:1.1}

.home-foot2{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;padding:18px 6px 8px;border-top:1px solid #E3EBF7;margin-top:6px;font-size:12px;color:var(--muted)}
.hf-okta{height:30px;width:auto}
.hf-links{display:flex;align-items:center;gap:10px}
.hf-links a{color:var(--muted);text-decoration:none}
.hf-links a:hover{color:var(--blue)}
.hf-r{display:flex;align-items:center;gap:6px}

/* 모바일: 소개는 접어 두기 */
@media (max-width:899px){
  .h2-art{height:290px;top:44px;right:-150px}
  .hero2 h1{font-size:32px}
  .h2-text{max-width:54%}
  .h2-bg::before{background:linear-gradient(90deg,rgba(7,58,196,.84) 0%,rgba(11,85,255,.55) 36%,rgba(11,85,255,0) 56%),linear-gradient(180deg,rgba(7,58,196,.25) 0%,rgba(7,58,196,0) 30%)}
  .hf-okta{height:26px}
}
@media (max-width:380px){.hero2 h1{font-size:30px}.h2-text{max-width:66%}.h2-stat{padding:10px 8px;gap:6px}.h2-stat svg{width:22px;height:22px}.h2-stat b{font-size:21px}}

/* PC */
@media (min-width:900px){
  .hero2{width:100vw;margin-left:calc(50% - 50vw);min-height:500px}
  .h2-art{width:66vw;max-width:1100px;object-position:40% 45%;-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 22%);mask-image:linear-gradient(90deg,transparent 0%,#000 22%)}
  .h2-bg::before{background:linear-gradient(90deg,rgba(7,58,196,.95) 0%,rgba(11,85,255,.82) 26%,rgba(11,85,255,.35) 42%,rgba(11,85,255,0) 56%)}
  .h2-in{padding:56px 24px 120px}
  .h2-text{max-width:620px}
  .h2-k{font-size:13px}
  .hero2 h1{font-size:68px}
  .h2-slogan{width:420px;margin:10px 0 6px}
  .h2-slogan-t{font-size:30px}
  .h2-lead{font-size:18px;max-width:480px}
  .h2-stats{grid-template-columns:repeat(3,180px);gap:14px;margin-top:30px}
  .h2-stat{padding:16px 18px}
  .h2-stat svg{width:34px;height:34px}
  .h2-stat b{font-size:30px}
  .h2-stat span{font-size:13px}
  .h2-search{margin-top:-74px;padding:0 24px}
  .h2-search .search{max-width:810px;height:60px}
  .home2 .home-body{padding:22px 24px 0}
  .home2 .home-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,600px);gap:18px;align-items:stretch}
  .quick2{gap:14px}
  .qg2{flex-direction:column;align-items:flex-start;min-height:150px;padding:20px 20px 20px;gap:10px;
    background:#fff radial-gradient(circle at 105% 110%,#E3EEFF 0,#F3F8FF 38%,rgba(255,255,255,0) 62%)}
  .qg2-ic{width:56px;height:56px;background:var(--soft);color:var(--blue);box-shadow:none}
  .qg2-ic svg{width:28px;height:28px}
  .qg-album .qg2-ic{background:var(--soft);color:var(--blue);box-shadow:none}
  .qg-me .qg2-ic{background:#FFE9C2;color:#F59E0B;box-shadow:none}
  .qg2-t b{font-size:18px}
  .qg2-t span{font-size:13px}
  .qg2-go{top:auto;bottom:18px;right:18px;transform:none;width:34px;height:34px}
  .qg2:hover .qg2-go{transform:translateX(3px)}
  .cc2{overflow:visible;flex-wrap:wrap}
  .cc2 button{min-width:118px;height:68px;padding:0 14px;flex-direction:row}
  .cc2-f{width:36px;height:36px}
  .home-foot2{padding:22px 4px 10px}
}

/* ---------- 움직임 ---------- */
@keyframes h2drift{0%{transform:scale(1.04) translate3d(0,0,0)}100%{transform:scale(1.12) translate3d(-1.5%,-1%,0)}}
@keyframes h2sweep{0%{background-position:130% 0}55%,100%{background-position:-60% 0}}
@keyframes h2twinkle{0%,100%{opacity:0;transform:scale(calc(var(--s,1)*.3))}45%{opacity:1;transform:scale(var(--s,1))}60%{opacity:.85}}
@keyframes h2up{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes h2wipe{from{clip-path:inset(0 100% 0 0);opacity:.3}to{clip-path:inset(0 0 0 0);opacity:1}}
@keyframes h2gold{to{background-position:-220% 0}}
@keyframes h2pop{0%{opacity:0;transform:translateY(16px) scale(.94)}70%{transform:translateY(-2px) scale(1.02)}100%{opacity:1;transform:none}}
@keyframes navbounce{0%,100%{transform:none}40%{transform:translateY(-4px) scale(1.12)}}

.h2-art{animation:h2drift 22s ease-in-out infinite alternate}
.h2-sweep{animation:h2sweep 7s ease-in-out 1.2s infinite}
.h2-spark i{animation:h2twinkle 3.2s ease-in-out infinite}
.gold{animation:h2gold 5s linear infinite}
.play .h2-k{animation:h2up .7s cubic-bezier(.2,.7,.2,1) .1s both}
.play .hero2 h1{animation:h2up .8s cubic-bezier(.2,.7,.2,1) .2s both}
.play .h2-slogan,.play .h2-slogan-t{animation:h2wipe 1.1s cubic-bezier(.6,.1,.2,1) .45s both}
.play .h2-lead{animation:h2up .8s cubic-bezier(.2,.7,.2,1) .7s both}
.play .h2-stat{animation:h2pop .7s cubic-bezier(.2,.7,.2,1) var(--d,.6s) both}
.play .h2-search{animation:h2up .8s cubic-bezier(.2,.7,.2,1) .9s both}
.play .h2-top{animation:h2up .6s ease-out both}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s cubic-bezier(.2,.7,.2,1) var(--rd,0ms),transform .6s cubic-bezier(.2,.7,.2,1) var(--rd,0ms)}
.reveal.in{opacity:1;transform:none}
.nav button.on svg{animation:navbounce .5s ease-out}

@media (prefers-reduced-motion: reduce){
  .h2-art,.h2-sweep,.h2-spark i,.gold,.play .h2-k,.play .hero2 h1,.play .h2-slogan,.play .h2-slogan-t,.play .h2-lead,.play .h2-stat,.play .h2-search,.play .h2-top,.nav button.on svg{animation:none!important}
  .h2-spark{display:none}
  .reveal{opacity:1;transform:none;transition:none}
  .h2-bg{transition:none}
}

/* 우리의 첫 사진 */
.first-photo{margin:4px 0 2px;display:flex;flex-direction:column;gap:6px}
.first-photo button{padding:0;border:0;border-radius:14px;overflow:hidden;cursor:pointer;background:var(--soft);aspect-ratio:16/9;box-shadow:0 6px 18px rgba(11,40,100,.12)}
.first-photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.first-photo button:hover img{transform:scale(1.04)}
.first-photo figcaption{font-size:13px;color:var(--muted)}
.first-photo figcaption b{color:var(--blue)}

/* 용 소개 영상 (20261011.4) */
.h2-vid{object-fit:cover;background:#1E6FE8}
.hero2 .h2-vid{aspect-ratio:1104/728}
.h2-play{display:inline-flex;align-items:center;gap:8px;margin-top:14px;height:38px;padding:0 16px 0 6px;border-radius:999px;border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.14);color:#fff;font-weight:700;font-size:14px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);cursor:pointer;transition:background .2s,transform .2s;position:relative;z-index:2}
.h2-play:hover{background:rgba(255,255,255,.26);transform:translateY(-1px)}
.h2-play-ic{width:28px;height:28px;border-radius:50%;background:#fff;color:var(--blue);display:inline-flex;align-items:center;justify-content:center}
.h2-play-ic svg{margin-left:2px}
.intro-scrim{background:rgba(4,12,40,.82);display:flex;align-items:center;justify-content:center;padding:16px}
.intro-box{position:relative;width:min(960px,100%);border-radius:16px;overflow:hidden;background:#000;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.intro-box video{display:block;width:100%;height:auto;max-height:84vh;background:#000}
.intro-x{position:absolute;top:8px;right:8px;z-index:2;background:rgba(0,0,0,.5)!important;color:#fff!important;border-radius:50%}
@media (max-width:899px){.h2-play{margin-top:10px;height:34px;font-size:13px}.h2-play-ic{width:24px;height:24px}}
/* 로그인 화면 위쪽 (20261011.4) */
.login-hero .h2-in{padding:26px 18px 70px}
.login-hero h1{font-size:34px}
@media (min-width:900px){
  .login-hero{min-height:440px}
  .login-hero .h2-in{padding:56px 40px 110px;max-width:1160px}
  .login-hero h1{font-size:56px}
  .login-hero .h2-slogan{width:340px}
  .login-hero .h2-lead{font-size:17px}
}
@media (max-width:899px){
  .h2-art{-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 28%);mask-image:linear-gradient(90deg,transparent 0%,#000 28%)}
  .login-hero .h2-art{top:0;height:100%}
}
.intro-load{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);padding:8px 16px;border-radius:999px;background:rgba(0,0,0,.6);color:#fff;font-size:14px;pointer-events:none}
.intro-yt{position:relative;width:100%;aspect-ratio:16/9;background:#000}
.intro-yt iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.ht-intro{display:flex;flex-direction:column;gap:8px;padding:12px 14px;border:1px dashed var(--line);border-radius:12px;background:#FAFCFF}
/* 소리 켜기 (20261011.6) */
.h2-sound{position:absolute;right:14px;top:12px;z-index:5;display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 12px;border-radius:999px;border:1px solid rgba(255,255,255,.6);background:rgba(6,30,110,.45);color:#fff;font-size:13px;font-weight:700;cursor:pointer;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:background .2s}
.h2-sound:hover{background:rgba(6,30,110,.7)}
.h2-sound.on{background:#fff;color:var(--blue);border-color:#fff}
.home2 .hero2 .h2-sound{top:58px}
@media (min-width:900px){.h2-sound{right:max(24px,calc((100vw - 1200px)/2 + 24px));top:20px}.home2 .hero2 .h2-sound{top:20px}}