/* AI 샷 — 모바일 카메라 앱 셸 */
/* 카메라가 화면을 다 덮고, 컨트롤은 그 위에 떠 있다. 페이지 스크롤 없음. */
/*
   css/theme-maker.css(학습지 종이 테마)는 이 화면에서 쓰지 않는다.
   그 테마는 흰 종이 바탕 + 흰 헤더 상자 + 명조 제목을 전제로 하는 문서형
   레이아웃용이고, 화면을 카메라로 채우는 앱에는 정반대로 걸린다.
   대신 파이보 계열의 강조색(#1F5F7A)을 그대로 가져와 한 제품으로 보이게 한다.
   design/ 의 공용 규격은 웹 도구 쪽에 그대로 남아 있다.
*/
:root{
  --acc:#1F5F7A;
  --acc-ink:#9CDCEF;
  --warn:#B4451C;
  --ok:#2E7D4F;
  --sans:'Pretendard Variable',Pretendard,-apple-system,'Segoe UI',sans-serif;
  --mono:ui-monospace,'SF Mono','Cascadia Mono',Consolas,monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%;overflow:hidden;overscroll-behavior:none}
body{background:#0A0D0F;color:var(--ink);font-family:var(--sans);
  -webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
body.app{position:fixed;inset:0}

/* 노치·홈바 여백 */
:root{
  --sat:env(safe-area-inset-top,0px);
  --sab:env(safe-area-inset-bottom,0px);
  --glass:rgba(16,20,24,.55);
  --glass2:rgba(16,20,24,.78);
}

/* ══ 무대 (카메라) ══ */
#stage{position:fixed;inset:0;overflow:hidden;background:#0A0D0F;z-index:0}
/* #frame 은 engine.js 가 화면을 덮는 크기로 키운다. 반전은 여기 한 번만. */
#frame{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scaleX(-1);
  transform-origin:center}
#frame > *{position:absolute;inset:0;width:100%;height:100%;display:block}
#camVid{object-fit:fill;background:#0A0D0F}
#ovCv,#bgCv{pointer-events:none}
#micCv{position:absolute;left:0;right:0;bottom:0;height:34%;width:100%;pointer-events:none;opacity:.9}

#camOff{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:10px;color:#6B7A84;font-size:13px;font-weight:700;text-align:center;
  padding:0 24px}
#flash{position:absolute;inset:0;background:#fff;opacity:0;pointer-events:none}
#flash.on{animation:flash .32s ease-out}
@keyframes flash{0%{opacity:.9}100%{opacity:0}}
#cdown{position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  font-size:clamp(88px,26vmin,220px);font-weight:800;color:#fff;line-height:1;
  text-shadow:0 6px 40px rgba(0,0,0,.6);pointer-events:none}
#cdown.on{display:flex;animation:cdpop .5s ease-out}
@keyframes cdpop{from{transform:scale(1.7);opacity:.15}to{transform:scale(1);opacity:1}}

/* ══ 상단 바 (떠 있음) ══ */
header{position:fixed;left:0;right:0;top:0;z-index:20;
  display:flex;align-items:center;gap:7px;
  padding:calc(var(--sat) + 9px) 11px 9px;
  background:linear-gradient(to bottom,rgba(8,11,13,.62),rgba(8,11,13,0))}
header h1{display:flex;align-items:center;gap:7px;font-size:14px;font-weight:800;color:#fff;
  margin:0;padding:0;flex-shrink:0}
header h1 img{height:26px;width:auto;display:block;filter:drop-shadow(0 1px 3px rgba(0,0,0,.4))}
header h1 .brand-txt{letter-spacing:-.01em}
.navlink{display:inline-flex;align-items:center;gap:5px;text-decoration:none;
  padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;white-space:nowrap;
  color:#E7EDF1;background:var(--glass);border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.navlink.on{background:#fff;color:#0F1418;border-color:#fff}
#engine{font-size:10.5px;font-weight:700;color:#9FB0BA;margin-left:2px}
.hbtn,#langToggle{display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;flex-shrink:0;border-radius:999px;cursor:pointer;
  color:#E7EDF1 !important;background:var(--glass) !important;
  border:1px solid rgba(255,255,255,.14) !important;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  font-size:12px;font-weight:700;font-family:inherit;padding:0 !important;min-width:0 !important}
#langToggle{width:auto;min-width:36px !important;padding:0 10px !important;font-size:11.5px}

/* ══ 소스 칩 (떠 있음) ══ */
.srcpick{position:fixed;left:0;right:0;z-index:15;
  top:calc(var(--sat) + 54px);
  display:flex;gap:6px;padding:0 11px;justify-content:center;
  overflow-x:auto;scrollbar-width:none}
.srcpick::-webkit-scrollbar{display:none}
.srcpick .db{flex:0 0 auto;gap:5px;padding:7px 13px;border-radius:999px;font-size:12px;font-weight:700;
  color:#E7EDF1;background:var(--glass);border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.srcpick .db.on{background:var(--acc);border-color:var(--acc);color:#fff}

/* ══ HUD (지금 상태) ══ */
#hud{position:fixed;left:11px;z-index:15;top:calc(var(--sat) + 96px);
  display:flex;flex-direction:column;align-items:flex-start;gap:6px;pointer-events:none;
  max-width:calc(100% - 22px)}
#armBadge{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:999px;
  background:var(--glass);color:#fff;font-size:11.5px;font-weight:800;opacity:.6;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.12);max-width:100%}
#armBadge.on{opacity:1;background:rgba(31,95,122,.85);border-color:rgba(255,255,255,.22)}
#armBadge span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#liveNow{font-size:15px;font-weight:800;color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.6);
  padding:0 2px;opacity:.55;overflow-wrap:anywhere}
#liveNow.on{opacity:1}

/* ══ 바텀 시트 ══ */
#sheet{position:fixed;left:0;right:0;bottom:0;z-index:30;
  background:var(--glass2);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-top:1px solid rgba(255,255,255,.12);
  border-radius:20px 20px 0 0;
  padding-bottom:var(--sab);
  color:#E7EDF1;
  display:flex;flex-direction:column}

#grip{height:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  cursor:pointer;touch-action:manipulation}
#grip::after{content:'';width:40px;height:4px;border-radius:2px;background:rgba(255,255,255,.3);
  transition:width .2s}
#sheet.down #grip::after{width:56px}

/* 게이지 — 시트 맨 위에 얇게 */
.gauge{flex-shrink:0;padding:0 16px 6px}
.gauge .gtrack{height:4px;border-radius:2px;background:rgba(255,255,255,.14);overflow:hidden}
.gauge .gfill{height:100%;width:0;background:var(--acc);border-radius:2px;transition:width .08s linear}
.gauge .glb{display:flex;justify-content:space-between;font-size:10.5px;font-weight:700;
  color:#8FA3AE;margin-top:5px}
.gauge.armed .glb{color:#9CDCEF}
.gauge.firing .gfill{background:#4ED27F}
.gauge.firing .glb{color:#4ED27F}

/* 모드 탭 */
.modetabs{flex-shrink:0;display:flex;gap:4px;padding:2px 16px 8px}
.modetabs .mt{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 8px;border-radius:11px;font-size:13px;font-weight:800;cursor:pointer;
  font-family:inherit;color:#93A5AF;background:transparent;border:0}
.modetabs .mt.on{background:rgba(255,255,255,.13);color:#fff}

/* 좌우로 넘기는 판 */
/* 판 높이는 고정한다 — 카메라가 화면의 주인이어야 한다 */
#paneView{flex:0 0 auto;height:min(30vh,260px);overflow:hidden;touch-action:pan-y;
  transition:height .26s cubic-bezier(.32,.72,0,1)}
#sheet.down #paneView{height:0}
#paneTrack{display:flex;width:200%;height:100%;
  transition:transform .28s cubic-bezier(.32,.72,0,1)}
#paneTrack.drag{transition:none}
.pane{width:50%;flex-shrink:0;height:100%;overflow-y:auto;padding:0 16px 10px;
  -webkit-overflow-scrolling:touch}

/* 셔터 줄 */
#shutterbar{flex-shrink:0;display:grid;grid-template-columns:56px 1fr 56px;align-items:center;
  gap:10px;padding:8px 16px 14px}
.shutter{width:66px;height:66px;border-radius:50%;justify-self:center;cursor:pointer;
  border:4px solid rgba(255,255,255,.9);background:#fff;padding:0;
  box-shadow:0 4px 18px rgba(0,0,0,.35);transition:transform .1s}
.shutter:active{transform:scale(.92)}
.shutter:disabled{opacity:.35;cursor:default}
.shutter.busy{background:var(--warn);border-color:rgba(255,255,255,.7)}
.rbtn{width:52px;height:52px;border-radius:16px;display:inline-flex;align-items:center;
  justify-content:center;cursor:pointer;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);color:#E7EDF1;font-size:16px;padding:0;overflow:hidden;
  text-decoration:none;flex-shrink:0}
.rbtn img{width:100%;height:100%;object-fit:cover;display:block}
#galBtn{justify-self:start}
#camFlip{justify-self:end}

/* ══ 시트 안쪽 컨트롤 ══ */
.pb-label{font-size:10.5px;font-weight:800;color:#8FA3AE;margin:0 0 5px;
  text-transform:uppercase;letter-spacing:.04em}
.row{display:flex;gap:6px}
.inp{flex:1;min-width:0;width:100%;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.07);border-radius:11px;padding:10px 11px;font-size:14px;
  font-family:inherit;color:#F2F6F8;outline:none;appearance:none}
.inp:focus{border-color:var(--acc)}
select.inp{cursor:pointer}
select.inp option,select.inp optgroup{background:#151A1E;color:#F2F6F8}
.hint{font-size:11.5px;color:#8FA3AE;margin-top:7px;line-height:1.55}
.hint a{color:#9CDCEF}

.fld{display:flex;align-items:center;gap:10px;margin-top:10px}
.fld .lb{flex:0 0 74px;display:flex;justify-content:space-between;align-items:center;
  font-size:12px;font-weight:700;color:#B6C6CF}
.fld .lb .num{color:#fff;font-variant-numeric:tabular-nums}
.fld > .seg,.fld > .inp,.fld > input[type=range]{flex:1;min-width:0}
input[type=range]{accent-color:var(--acc);height:26px}

.seg{display:inline-flex;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:11px;overflow:hidden}
.seg button{flex:1;border:0;background:transparent;padding:9px 6px;font-size:12.5px;font-weight:700;
  color:#9FB0BA;cursor:pointer;font-family:inherit;display:inline-flex;align-items:center;
  justify-content:center;gap:5px;white-space:nowrap}
.seg button.on{background:rgba(255,255,255,.16);color:#fff}

.db{display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.07);color:#E7EDF1;
  border-radius:12px;padding:10px 14px;font-size:13.5px;font-weight:700;cursor:pointer;
  font-family:inherit;-webkit-user-select:none;user-select:none;touch-action:manipulation;
  text-decoration:none}
.db:disabled{opacity:.38;cursor:default}
.db.go{background:var(--acc);border-color:var(--acc);color:#fff}
.db.go:disabled{background:rgba(31,95,122,.5);border-color:transparent}
.db.wide{width:100%;margin-top:10px}
.db.danger{color:#9FB0BA}

.chk{display:flex;align-items:center;gap:9px;margin-top:11px;font-size:13px;color:#C6D4DC;
  font-weight:700;cursor:pointer}
.chk input{width:18px;height:18px;accent-color:var(--acc);cursor:pointer;flex-shrink:0}

.sec2{margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.1)}
.sec2 .st{font-size:10.5px;font-weight:800;color:#8FA3AE;margin-bottom:7px;
  text-transform:uppercase;letter-spacing:.04em}

/* 방금 찍은 사진 */
#strip{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
#strip::-webkit-scrollbar{display:none}
#strip a{flex:0 0 auto;line-height:0;border-radius:10px;overflow:hidden;
  border:1px solid rgba(255,255,255,.14)}
#strip img{width:56px;height:56px;object-fit:cover;display:block}

/* 학습 — 동작 카드 */
.cls{border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:9px 11px;margin-top:7px;
  cursor:pointer;background:rgba(255,255,255,.04)}
.cls.on{border-color:var(--acc);background:rgba(31,95,122,.28)}
.cls .top{display:flex;align-items:center;gap:7px}
.cls .nm{flex:1;font-size:13.5px;font-weight:800;color:#F2F6F8;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
.cls .ct{font-size:11px;color:#8FA3AE;font-weight:700;flex-shrink:0;font-variant-numeric:tabular-nums}
.cls .del{border:0;background:none;color:#8FA3AE;cursor:pointer;padding:3px 4px;font-size:12px}
.thumbs{display:flex;gap:3px;margin-top:7px;overflow-x:auto;scrollbar-width:none}
.thumbs::-webkit-scrollbar{display:none}
.thumbs img{width:34px;height:34px;object-fit:cover;border-radius:6px;display:block;
  cursor:pointer;flex:0 0 auto}

.selinfo{margin-top:11px;padding:9px 10px;border-radius:11px;background:rgba(255,255,255,.06);
  font-size:12.5px;color:#9FB0BA;font-weight:700;text-align:center}
.selinfo.on{background:rgba(31,95,122,.3);color:#CDEAF5}

#variantRow{display:flex;align-items:center;gap:10px;margin-bottom:10px}
#variantRow .lb2{flex:0 0 74px;font-size:12px;font-weight:700;color:#B6C6CF}
#variantRow .seg{flex:1}

.prg{margin-top:11px}
.prg .lb{display:flex;justify-content:space-between;font-size:11px;font-weight:700;
  color:#8FA3AE;margin-bottom:5px}
.prg .track{height:5px;border-radius:3px;background:rgba(255,255,255,.14);overflow:hidden}
.prg .fill{height:100%;width:0;background:var(--acc);transition:width .2s}
#chartBox{margin-top:9px}
#chart{width:100%;height:78px;display:block;border-radius:10px;background:rgba(255,255,255,.05)}
#resultSec{margin-top:10px}
.accbig{font-size:26px;font-weight:800;color:#9CDCEF;font-variant-numeric:tabular-nums}
.accbig + small{font-size:11.5px;color:#8FA3AE;margin-left:7px;font-weight:700}

/* ══ 토스트 ══ */
#toast{position:fixed;left:50%;bottom:calc(var(--sab) + 150px);transform:translateX(-50%);
  z-index:400;background:rgba(12,17,20,.92);color:#fff;font-size:13px;font-weight:700;
  padding:11px 18px;border-radius:12px;max-width:calc(100% - 32px);text-align:center;
  box-shadow:0 8px 26px rgba(0,0,0,.4);opacity:0;pointer-events:none;transition:opacity .2s;
  backdrop-filter:blur(10px)}
#toast.on{opacity:1}

/* ══ 튜토리얼 ══ */
.tour{position:fixed;inset:0;z-index:300}
.tour-spot{position:fixed;border-radius:14px;pointer-events:none;border:2px solid var(--acc);
  box-shadow:0 0 0 9999px rgba(6,9,11,.6);transition:all .25s ease}
.tour-bubble{position:fixed;background:rgba(20,26,30,.96);border:1px solid rgba(255,255,255,.14);
  border-radius:16px;box-shadow:0 12px 34px rgba(0,0,0,.5);padding:13px 14px 11px;
  display:flex;flex-wrap:wrap;gap:10px;align-items:flex-start;transition:all .25s ease;
  backdrop-filter:blur(12px)}
.tour-char{width:48px;height:auto;flex-shrink:0}
.tour-text{flex:1;min-width:0;font-size:13.5px;font-weight:700;color:#F2F6F8;line-height:1.6;
  white-space:pre-line;padding-top:2px}
.tour-foot{width:100%;display:flex;align-items:center;gap:6px;margin-top:2px}
.tour-dots{flex:1;display:flex;gap:4px;align-items:center}
.tour-dots .dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.22)}
.tour-dots .dot.on{background:var(--acc)}
.tour-skip{font-size:12px;padding:7px 11px}
.tour-next{font-size:13px;padding:7px 16px}

/* ══ 갤러리 ══ */
body.gal{background:#0F1417;position:static}
body.gal,body.gal html{overflow:auto}
#galMain{position:relative;z-index:1;padding:calc(var(--sat) + 58px) 12px calc(var(--sab) + 24px);
  min-height:100vh;background:#0F1417}
body.gal header{background:rgba(15,20,23,.9);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.09)}
.galsec{margin-bottom:22px}
.galsec > .gh{display:flex;align-items:center;gap:8px;margin-bottom:9px;
  font-size:12px;font-weight:800;color:#B6C6CF;text-transform:uppercase;letter-spacing:.04em}
.galsec > .gh .st-badge{font-size:11px;font-weight:700;color:#8FA3AE;text-transform:none}
.galsec > .gh .db{padding:7px 11px;font-size:12px}
#phGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:6px}
.shot{position:relative;border:0;border-radius:12px;overflow:hidden;padding:0;
  background:rgba(255,255,255,.05);cursor:pointer;aspect-ratio:1}
.shot img{width:100%;height:100%;object-fit:cover;display:block}
.shot .tag{position:absolute;left:5px;bottom:5px;max-width:calc(100% - 10px);padding:3px 8px;
  border-radius:999px;background:rgba(8,11,13,.72);color:#fff;font-size:10px;font-weight:800;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;backdrop-filter:blur(6px)}
#phEmpty,#mdEmpty{color:#8FA3AE;font-size:13px;text-align:center;padding:26px 12px;line-height:1.6}
#phEmpty img{width:96px;display:block;margin:0 auto 12px;opacity:.85}

.mdcard{display:flex;align-items:center;gap:11px;padding:11px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);margin-bottom:7px}
.mdcard .mi{flex:1;min-width:0}
.mdcard .mn{font-size:14px;font-weight:800;color:#F2F6F8;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
.mdcard .ms{font-size:11.5px;color:#8FA3AE;font-weight:700;margin-top:3px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
.mdcard .ma{display:flex;gap:4px;flex-shrink:0}
.mdcard .ma .db{width:36px;height:36px;padding:0;border-radius:11px}
.dropzone{border:1.5px dashed rgba(255,255,255,.2);border-radius:14px;padding:16px;
  text-align:center;color:#8FA3AE;font-size:12.5px;font-weight:700;margin-top:10px;cursor:pointer}
.dropzone.over{border-color:var(--acc);color:#9CDCEF;background:rgba(31,95,122,.2)}

#viewer{position:fixed;inset:0;z-index:250;display:none;flex-direction:column;
  background:rgba(6,9,11,.95);backdrop-filter:blur(6px)}
#viewer.on{display:flex}
#vImg{flex:1;min-height:0;width:100%;object-fit:contain;display:block}
.vbar{flex-shrink:0;display:flex;align-items:center;gap:7px;flex-wrap:wrap;
  padding:11px 14px calc(var(--sab) + 14px);background:rgba(12,17,20,.9)}
.vmeta{font-size:11.5px;color:#8FA3AE;font-weight:700;width:100%}

/* ══ 넓은 화면 ══ */
/* 폰 화면 그대로 가운데에 세워 둔다 — 앱 느낌을 잃지 않게.
   #shell 에 transform 이 걸리면 그 안의 position:fixed 자식들은
   화면이 아니라 #shell 을 기준으로 잡힌다 (변형된 조상이 컨테이닝 블록이 된다).
   그래서 셀렉터를 하나하나 고칠 필요가 없다. */
@media (min-width:820px) and (min-height:640px){
  body.app{background:#14181B}
  body.app::before{content:'';position:fixed;inset:0;z-index:0;
    background:radial-gradient(120% 90% at 50% 0%,#1E262B 0%,#0E1114 70%)}
  #shell{position:fixed;top:50%;left:50%;
    transform:translate(-50%,-50%);
    width:min(430px,92vw);height:min(880px,92vh);
    border-radius:34px;overflow:hidden;background:#0A0D0F;
    box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.08)}
  #shell #sheet{max-height:72%}
  #shell #toast{bottom:150px}
  :root{--sat:0px;--sab:0px}
}