/* ═══════════════════════════════════════════════════════════════
   studio.css — 라이브 데모 빌더 (js/studio.js)
   site.css 의 토큰(--line, --cyan, --sans …)을 그대로 쓴다.
   site.css 없이 단독으로 붙여도 깨지지 않도록 모든 토큰에 기본값을 둔다.
   ═══════════════════════════════════════════════════════════════ */

.studio{
  --s-ink: var(--ink, #e9edf6);
  --s-ink-2: var(--ink-2, #aab3c7);
  --s-dim: var(--dim, #6f7893);
  --s-line: var(--line, rgba(150,170,220,.13));
  --s-line-2: var(--line-2, rgba(150,170,220,.07));
  --s-cyan: var(--cyan, #35e7e0);
  --s-violet: var(--violet, #a855f7);
  --s-blue: var(--blue, #3b6bfd);
  --s-mono: var(--mono, ui-monospace, "Cascadia Mono", Menlo, Consolas, monospace);
  --s-ease: var(--ease-out, cubic-bezier(.16,1,.3,1));
  --s-panel: linear-gradient(180deg, rgba(14,17,28,.92), rgba(7,9,16,.96));
  --s-h: clamp(560px, 80vh, 820px);

  position:relative;
  color:var(--s-ink);
  font-family:var(--sans, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif);
  line-height:1.6;
  word-break:keep-all;
}
.studio *,.studio *::before,.studio *::after{ box-sizing:border-box; }
.studio [hidden]{ display:none !important; }
.studio__sr{
  position:absolute; width:1px; height:1px; overflow:hidden;
  clip-path:inset(50%); white-space:nowrap;
}

/* ─────────── 머리 (미리보기 페이지 전용) ─────────── */
.studio__head{ margin-bottom:clamp(20px, 3vw, 30px); max-width:720px; }
.studio__eyebrow{
  display:inline-flex; align-items:center; gap:9px;
  margin:0 0 14px; font-size:13px; color:var(--s-ink-2);
}
.studio__eyebrow::before{
  content:""; width:6px; height:6px; border-radius:50%;
  background:var(--s-cyan); box-shadow:0 0 10px rgba(53,231,224,.85);
}
.studio__title{
  margin:0; font-size:clamp(28px, 4.4vw, 46px);
  line-height:1.16; letter-spacing:-.035em; font-weight:700;
}
.studio__lead{ margin:14px 0 0; color:var(--s-ink-2); font-size:clamp(15px, 1.6vw, 17px); }

/* ─────────── 배치 ─────────── */
.studio__shell{
  display:grid;
  grid-template-columns:minmax(300px, 380px) minmax(0, 1fr);
  gap:14px;
  height:var(--s-h);
}
.studio__chat,
.studio__view{
  position:relative;
  display:flex; flex-direction:column;
  min-height:0; min-width:0;
  border:1px solid var(--s-line);
  border-radius:16px;
  overflow:hidden;
  background:var(--s-panel);
  box-shadow:0 34px 100px -44px rgba(0,0,0,.95), 0 0 0 1px rgba(255,255,255,.02) inset;
}
/* 미리보기 창은 한 단계 더 띄운다 — 시선이 머무는 자리 */
.studio__view{
  border-color:rgba(150,170,220,.16);
  box-shadow:
    0 40px 120px -48px rgba(0,0,0,.95),
    0 0 0 1px rgba(255,255,255,.025) inset,
    0 0 80px -30px rgba(106,75,255,.28);
}
.studio.is-building .studio__view{ border-color:rgba(53,231,224,.32); }

/* 모바일 탭 — 넓은 화면에서는 숨긴다 */
.studio__mtabs{ display:none; }

/* ─────────── 왼쪽: 대화 ─────────── */
.studio__chathead{
  display:flex; align-items:center; gap:11px;
  padding:13px 16px;
  border-bottom:1px solid var(--s-line-2);
}
.studio__avatar{
  flex:none; width:32px; height:32px; border-radius:9px;
  background:url("/assets/favicon.svg") center/cover no-repeat, #05060b;
  box-shadow:0 0 0 1px rgba(150,170,220,.16), 0 6px 18px -8px rgba(168,85,247,.6);
}
.studio__who{ display:flex; flex-direction:column; line-height:1.25; min-width:0; }
.studio__who strong{ font-size:14px; font-weight:650; letter-spacing:-.01em; }
.studio__status{ font-size:11.5px; color:var(--s-dim); }
.studio__status::before{
  content:""; display:inline-block; width:6px; height:6px; margin-right:6px;
  border-radius:50%; background:#3ddc84; vertical-align:1px;
}
.studio.is-building .studio__status::before{ background:#fbbf24; animation:studioPulse 1.1s ease-in-out infinite; }

.studio__log:focus{ outline:none; }
.studio__log{
  position:relative;
  flex:1; min-height:0;
  overflow-y:auto; overscroll-behavior:contain;
  padding:16px 14px 10px;
  display:flex; flex-direction:column; gap:12px;
  scrollbar-width:thin; scrollbar-color:rgba(150,170,220,.18) transparent;
}
.studio__feed{ display:flex; flex-direction:column; gap:12px; }
.studio__msg{ display:flex; flex-direction:column; gap:6px; max-width:100%; animation:studioIn .32s var(--s-ease) both; }
.studio__msg--bot{ align-items:flex-start; }
.studio__msg--me{ align-items:flex-end; }
.studio__bubble{
  margin:0;
  max-width:92%;
  padding:10px 13px;
  border-radius:14px;
  font-size:14px; line-height:1.65;
  white-space:pre-wrap; overflow-wrap:anywhere;
}
.studio__msg--bot .studio__bubble{
  background:rgba(150,170,220,.07);
  border:1px solid var(--s-line-2);
  border-top-left-radius:5px;
  color:var(--s-ink);
}
.studio__msg--bot .studio__bubble + .studio__bubble{ border-top-left-radius:14px; }
.studio__msg--me .studio__bubble{
  background:linear-gradient(96deg, #d9fffd, #cfe0ff);
  color:#06070d; font-weight:500;
  border-top-right-radius:5px;
}

/* 진행 상태 말풍선 */
.studio__statusbox{ min-width:220px; }
.studio__statusline{ display:flex; align-items:center; gap:9px; font-weight:600; }
.studio__stagetxt{ flex:1; }
.studio__secs{ font-family:var(--s-mono); font-size:11.5px; color:var(--s-dim); font-weight:400; font-variant-numeric:tabular-nums; }
.studio__spin{
  flex:none; width:14px; height:14px; border-radius:50%;
  border:2px solid rgba(53,231,224,.22); border-top-color:var(--s-cyan);
  animation:studioSpin .8s linear infinite;
}
.studio__msg--status.is-finished .studio__spin{
  animation:none; border-color:var(--s-cyan);
  background:radial-gradient(circle, var(--s-cyan) 0 35%, transparent 40%);
}
.studio__steps{ list-style:none; margin:9px 0 0; padding:0; display:grid; gap:4px; }
.studio__step{ display:flex; align-items:center; gap:8px; font-size:12.5px; color:var(--s-dim); transition:color .3s; }
.studio__step i{
  flex:none; width:7px; height:7px; border-radius:50%;
  border:1px solid rgba(150,170,220,.35); transition:.3s;
}
.studio__step.is-on{ color:var(--s-ink); }
.studio__step.is-on i{ border-color:var(--s-cyan); background:var(--s-cyan); box-shadow:0 0 8px rgba(53,231,224,.8); }
.studio__step.is-done{ color:var(--s-ink-2); }
.studio__step.is-done i{ border-color:transparent; background:rgba(53,231,224,.55); }

/* 완료 CTA */
.studio__ctas{ display:flex; flex-wrap:wrap; gap:7px; max-width:100%; margin-top:2px; }
.studio__ctas .studio__btn--solid{ flex:1 1 100%; padding-block:11px; font-size:14px; }
.studio__btn{
  display:inline-flex; align-items:center; justify-content:center; gap:7px;
  padding:9px 14px;
  border-radius:10px;
  border:1px solid transparent;
  font:inherit; font-size:13px; font-weight:600; line-height:1.3;
  text-decoration:none; color:inherit;
  cursor:pointer; white-space:nowrap;
  transition:transform .2s var(--s-ease), background .2s, border-color .2s, box-shadow .2s;
}
.studio__btn:hover{ transform:translateY(-1px); }
.studio__btn--solid{
  background:linear-gradient(96deg, #d9fffd, #cfe0ff); color:#06070d;
  box-shadow:0 10px 30px -14px rgba(53,231,224,.6);
}
.studio__btn--solid[disabled]{ opacity:.55; cursor:progress; transform:none; }
.studio__btn--kakao{ background:#fee500; color:#191600; }
.studio__btn--kakao:hover{ background:#ffeb3b; }
.studio__btn--ghost{ border-color:var(--s-line); color:var(--s-ink-2); background:rgba(150,170,220,.04); }
.studio__btn--ghost:hover{ color:#fff; border-color:rgba(150,170,220,.32); background:rgba(150,170,220,.09); }
.studio__ico{ width:15px; height:15px; flex:none; fill:none; stroke:currentColor; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
.studio__btn--kakao .studio__ico{ fill:currentColor; stroke:none; }
.studio__btn--solid .studio__ico{ transition:transform .25s var(--s-ease); }
.studio__btn--solid:hover .studio__ico{ transform:translateX(3px); }

/* 문의 카드 (인라인 미니 폼) */
.studio__card{
  width:100%;
  padding:13px;
  border:1px solid rgba(53,231,224,.2);
  border-radius:14px;
  background:linear-gradient(180deg, rgba(53,231,224,.05), rgba(8,10,18,.5));
}
.studio__quote{
  margin-bottom:11px; padding:9px 11px;
  border-left:2px solid var(--s-cyan);
  border-radius:4px 10px 10px 4px;
  background:rgba(5,6,11,.45);
}
.studio__quote span{ display:block; font-size:11px; color:var(--s-dim); margin-bottom:2px; }
.studio__quote p{ margin:0; font-size:13.5px; color:var(--s-ink); white-space:pre-wrap; overflow-wrap:anywhere; }
.studio__fields{ display:grid; gap:9px; }
.studio__field{ display:flex; flex-direction:column; gap:5px; font-size:12px; color:var(--s-ink-2); }
.studio__field em{ font-style:normal; color:var(--s-dim); font-size:11px; }
.studio__in{
  width:100%;
  font:inherit; font-size:14px;
  color:var(--s-ink);
  padding:10px 12px;
  border:1px solid var(--s-line);
  border-radius:10px;
  background:rgba(5,6,11,.6);
  transition:border-color .25s, box-shadow .25s;
}
.studio__in::placeholder{ color:rgba(111,120,147,.7); }
.studio__in:focus{ outline:none; border-color:rgba(53,231,224,.5); box-shadow:0 0 0 3px rgba(53,231,224,.1); }
.studio__in.is-bad{ border-color:rgba(255,120,120,.6); box-shadow:0 0 0 3px rgba(255,120,120,.08); }
.studio__in--area{ resize:vertical; min-height:74px; line-height:1.55; }
.studio__field--topic{ margin-bottom:9px; }
.studio__assure{
  display:flex; flex-direction:column; gap:2px;
  margin:10px 0 0; font-size:11.5px; line-height:1.55; color:var(--s-dim);
}
.studio__assure span:first-child{ color:var(--s-ink-2); }
.studio__privacy a{ color:var(--s-ink-2); text-decoration:underline; text-underline-offset:2px; }
.studio__privacy a:hover{ color:var(--s-cyan); }
.studio__form.is-sent .studio__assure,
.studio__form.is-sent .studio__field--topic{ display:none; }
.studio__trap{ position:absolute; width:1px; height:1px; margin:-1px; padding:0; border:0; overflow:hidden; clip-path:inset(50%); }
.studio__formfoot{ display:flex; flex-wrap:wrap; align-items:center; gap:8px 10px; margin-top:11px; }
.studio__formmsg{ flex:1 1 160px; margin:0; font-size:12.5px; line-height:1.55; color:var(--s-dim); }
.studio__formmsg:empty{ display:none; }
.studio__formmsg.is-ok{ color:var(--s-cyan); }
.studio__formmsg.is-warn{ color:#fbbf24; }
.studio__formmsg.is-bad{ color:#ff9a9a; }
.studio__mail{ font-size:12.5px; color:var(--s-cyan); text-decoration:underline; text-underline-offset:3px; }
.studio__form.is-sent .studio__fields,
.studio__form.is-sent .studio__btn{ display:none; }
.studio__form.is-sent .studio__formfoot{ margin-top:4px; }
.studio__alt{
  display:flex; flex-wrap:wrap; align-items:center; gap:6px 9px;
  margin:11px 0 0; padding-top:10px;
  border-top:1px dashed var(--s-line);
  font-size:12px; color:var(--s-dim);
}
.studio__kakao{
  display:inline-flex; align-items:center; gap:6px;
  padding:5px 10px; border-radius:8px;
  background:#fee500; color:#191600;
  font-weight:600; text-decoration:none;
}
.studio__kakao .studio__ico{ width:13px; height:13px; fill:currentColor; stroke:none; }
.studio__kakao:hover{ background:#ffeb3b; }

/* 예시 — 대화 흐름 안, 첫 말풍선 바로 아래의 제안 줄 */
.studio__chips{
  display:grid; gap:6px;
  width:min(100%, 420px);
  margin-top:2px;
  animation:studioIn .32s var(--s-ease) both;
}
.studio__chipslabel{ margin:0 2px 1px; font-size:11.5px; color:var(--s-dim); }
.studio__chip{
  display:flex; align-items:center; gap:10px;
  width:100%; min-width:0;
  padding:10px 12px 10px 13px;
  border:1px solid var(--s-line);
  border-radius:12px;
  background:rgba(150,170,220,.035);
  color:var(--s-ink);
  font:inherit; font-size:13.5px; text-align:left;
  cursor:pointer;
  transition:border-color .22s, background .22s, transform .22s var(--s-ease);
}
.studio__chipl{ flex:none; font-weight:600; letter-spacing:-.01em; }
.studio__chipp{
  flex:1; min-width:0;
  font-size:12px; color:var(--s-dim);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.studio__chip .studio__ico{ width:14px; height:14px; color:var(--s-dim); transition:transform .22s var(--s-ease), color .22s; }
.studio__chip:hover{ border-color:rgba(53,231,224,.45); background:rgba(53,231,224,.07); }
.studio__chip:hover .studio__ico{ color:var(--s-cyan); transform:translateX(2px); }
.studio__chip:active{ transform:scale(.99); }
@media (max-width:420px){ .studio__chipp{ display:none; } .studio__chip{ justify-content:space-between; } }
@media (max-height:820px) and (min-width:761px){ .studio__chip{ padding-block:8px; } .studio__chips{ gap:5px; } }

/* 입력창 */
.studio__ask{ border-top:1px solid var(--s-line-2); padding:10px 12px 10px; background:rgba(5,6,11,.35); }
.studio__asklabel{ display:block; margin:0 3px 7px; font-size:12px; font-weight:600; color:var(--s-ink-2); }
.studio__askrow{
  display:flex; align-items:flex-end; gap:8px;
  padding:6px 6px 6px 12px;
  border:1px solid var(--s-line);
  border-radius:13px;
  background:rgba(5,6,11,.6);
  transition:border-color .25s, box-shadow .25s;
}
.studio__askrow:focus-within{ border-color:rgba(53,231,224,.5); box-shadow:0 0 0 3px rgba(53,231,224,.09); }
.studio__input{
  flex:1; min-width:0;
  resize:none; border:0; outline:none; background:transparent;
  color:var(--s-ink);
  font:inherit; font-size:14.5px; line-height:1.5;
  padding:6px 0; max-height:132px;
}
.studio__input::placeholder{ color:rgba(111,120,147,.75); }
.studio__input:disabled{ opacity:.5; }
.studio__send{
  flex:none; display:inline-flex; align-items:center; gap:6px;
  padding:8px 13px; border:0; border-radius:10px;
  background:linear-gradient(96deg, #d9fffd, #cfe0ff); color:#06070d;
  font:inherit; font-size:13px; font-weight:700; cursor:pointer;
  transition:transform .2s var(--s-ease), opacity .2s;
}
.studio__send:hover{ transform:translateY(-1px); }
.studio__send[disabled]{ opacity:.5; cursor:progress; transform:none; }
.studio__askfoot{
  display:flex; justify-content:space-between; gap:10px;
  margin-top:7px; padding:0 3px;
  font-size:11px; color:var(--s-dim);
}
.studio__count{ font-family:var(--s-mono); font-variant-numeric:tabular-nums; }
.studio__asknote{ display:flex; flex-wrap:wrap; gap:2px 10px; min-width:0; }
.studio__pii{ color:var(--s-ink-2); }

/* ─────────── 오른쪽: 미리보기 ─────────── */
.studio__bar{
  display:flex; align-items:center; gap:10px;
  padding:9px 12px;
  border-bottom:1px solid var(--s-line-2);
  background:rgba(5,6,11,.45);
}
.studio__dots{ display:flex; gap:6px; flex:none; }
.studio__dots i{ width:9px; height:9px; border-radius:50%; background:rgba(150,170,220,.2); }
.studio__dots i:nth-child(1){ background:rgba(255,95,86,.55); }
.studio__dots i:nth-child(2){ background:rgba(255,189,46,.55); }
.studio__dots i:nth-child(3){ background:rgba(39,201,63,.55); }
.studio__addr{
  flex:1; min-width:0;
  display:flex; align-items:center; gap:7px;
  padding:5px 11px;
  border-radius:8px;
  background:rgba(150,170,220,.07);
  font-family:var(--s-mono); font-size:11.5px; color:var(--s-dim);
  white-space:nowrap; overflow:hidden;
}
.studio__ico--lock{ width:12px; height:12px; }
.studio__addrtxt{ overflow:hidden; text-overflow:ellipsis; }
.studio__barstate{ margin-left:auto; color:var(--s-cyan); font-family:var(--sans, system-ui, sans-serif); font-size:11.5px; overflow:hidden; text-overflow:ellipsis; }
.studio__badge{
  flex:none;
  padding:4px 9px;
  border-radius:6px;
  border:1px solid rgba(251,191,36,.45);
  background:rgba(251,191,36,.1);
  color:#fcd34d;
  font-size:11px; font-weight:700; letter-spacing:.04em;
  white-space:nowrap;
}
.studio__vtabs{ display:flex; flex:none; padding:2px; border-radius:9px; background:rgba(150,170,220,.07); }
/* 보기 크기(데스크톱 · 모바일) */
.studio__devs{ display:flex; flex:none; padding:2px; border-radius:9px; background:rgba(150,170,220,.07); }
.studio__dev{
  display:grid; place-items:center; width:30px; height:26px; padding:0;
  border:0; border-radius:7px; background:transparent; color:var(--s-dim);
  cursor:pointer; transition:background .2s, color .2s;
}
.studio__dev .studio__ico{ width:15px; height:15px; }
.studio__dev:hover{ color:var(--s-ink-2); }
.studio__dev.is-on{ background:rgba(150,170,220,.16); color:var(--s-ink); }
.studio__vtab{
  padding:4px 11px; border:0; border-radius:7px;
  background:transparent; color:var(--s-dim);
  font:inherit; font-size:12px; cursor:pointer; transition:.2s;
}
.studio__vtab.is-on{ background:rgba(150,170,220,.16); color:var(--s-ink); }

/* 진행 막대 — 미리보기 안에서 층이 얹히는 만큼 찬다 */
.studio__progress{ position:relative; height:2px; overflow:hidden; background:transparent; }
.studio__progress i{
  position:absolute; inset:0 auto 0 0; width:calc(var(--p, 0) * 100%);
  background:linear-gradient(90deg, var(--s-cyan), var(--s-violet));
  opacity:0; transition:width .7s var(--s-ease), opacity .4s;
  box-shadow:0 0 12px rgba(53,231,224,.7);
}
.studio.is-building .studio__progress i{ opacity:1; }
.studio__progress i::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.8), transparent);
  transform:translateX(-100%);
}
.studio.is-building .studio__progress i::after{ animation:studioSweep 1.4s var(--s-ease) infinite; }

.studio__stage{ position:relative; flex:1; min-height:0; background:#0a0c14; overflow:hidden; }
/* 미리보기 화면: iframe 하나를 끝까지 쓴다. 데스크톱 보기는 1200px 폭으로 그려 창에 맞춰 줄이고(transform),
   모바일 보기는 390px 폰 화면을 가운데 세운다. opacity 로 숨기지 않는다 — 보이지 않는 별도 오리진
   프레임은 그리기가 미뤄질 수 있다(빈 화면 안내가 위에서 덮고 있다가 걷힌다). */
.studio__screen{ position:absolute; inset:0; z-index:1; overflow:hidden; }
.studio__frame{
  position:absolute; left:0; top:0; z-index:0; width:100%; height:100%;
  border:0; background:#fbfbfb; transform-origin:0 0;
}
.studio__stage[data-device="mobile"]{
  background:
    radial-gradient(60% 50% at 50% 40%, rgba(106,75,255,.14), transparent 70%),
    linear-gradient(rgba(150,170,220,.04) 1px, transparent 1px) 0 0/28px 28px,
    linear-gradient(90deg, rgba(150,170,220,.04) 1px, transparent 1px) 0 0/28px 28px,
    #0a0c14;
}
.studio__stage[data-device="mobile"] .studio__screen{
  inset:auto; left:50%; top:20px; transform:translateX(-50%);
  border-radius:38px;
  box-shadow:0 0 0 9px #0d0f17, 0 0 0 10px rgba(150,170,220,.22), 0 50px 90px -30px rgba(0,0,0,.9);
}

/* 코드 패널 — 시네마틱 카페를 지을 때 미리보기 아래에 붙는다. 키트가 만든 실제 코드를 친다.
   (--dock-h 는 studio.js fit() 이 정한다. 화면은 그만큼 위로 줄어든다) */
.studio__stage.has-dock .studio__screen{ bottom:var(--dock-h, 42%); transition:bottom .45s var(--s-ease); }
.studio__dock{
  position:absolute; left:0; right:0; bottom:0; z-index:2; height:var(--dock-h, 42%);
  display:flex; flex-direction:column;
  background:#0b0d16; border-top:1px solid rgba(150,170,220,.16);
  box-shadow:0 -18px 40px -24px rgba(0,0,0,.8);
  transition:height .45s var(--s-ease);
}
.studio__dockhead{
  flex:none; display:flex; align-items:center; gap:10px; height:40px; padding:0 10px 0 6px;
  border-bottom:1px solid rgba(150,170,220,.08); background:#090b13;
}
.studio__files{ display:flex; gap:2px; height:100%; }
.studio__file{
  display:inline-flex; align-items:center; gap:7px; height:100%; padding:0 14px;
  border:0; border-bottom:2px solid transparent; background:none; color:var(--s-dim);
  font-family:var(--s-mono); font-size:12px; cursor:pointer;
}
.studio__file i{ width:7px; height:7px; border-radius:50%; background:rgba(150,170,220,.22); transition:background .2s, box-shadow .2s; }
.studio__file[data-file="index.html"] i{ background:#e8875a; }
.studio__file[data-file="style.css"] i{ background:#5aa9e8; }
.studio__file[data-file="main.js"] i{ background:#e8d35a; }
.studio__file.is-on{ color:var(--s-ink); border-bottom-color:var(--s-cyan); background:rgba(150,170,220,.05); }
.studio__file.is-busy i{ box-shadow:0 0 0 3px rgba(53,231,224,.25); }
.studio__dockinfo{ flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-size:11.5px; color:var(--s-dim); text-align:right; }
.studio__docktoggle{
  flex:none; padding:5px 10px; border:1px solid var(--s-line); border-radius:7px; background:none;
  color:var(--s-ink-2); font:inherit; font-size:11.5px; cursor:pointer;
}
.studio__docktoggle:hover{ color:#fff; border-color:rgba(150,170,220,.32); }
.studio__dockbody{ position:relative; flex:1; min-height:0; }
.studio__pane{
  position:absolute; inset:0; overflow:auto; padding:10px 0 18px;
  counter-reset:ln;
  font-family:var(--s-mono); font-size:12px; line-height:1.62; color:#c9d3ea;
  scrollbar-width:thin; scrollbar-color:rgba(150,170,220,.2) transparent;
}
.studio__ln{ position:relative; padding:0 18px 0 58px; white-space:pre-wrap; overflow-wrap:anywhere; min-height:1.62em; }
.studio__ln::before{
  counter-increment:ln; content:counter(ln);
  position:absolute; left:0; width:42px; text-align:right; color:rgba(150,170,220,.28); font-size:11px;
}
.studio__caret{ display:inline-block; width:7px; height:1.15em; margin-left:1px; vertical-align:-.2em; background:var(--s-cyan); animation:studioCaret 1s steps(1) infinite; }
@keyframes studioCaret{ 50%{ opacity:0; } }
.studio__dock .tk-c{ color:#6f7893; font-style:italic; }
.studio__dock .tk-t{ color:#e8875a; }
.studio__dock .tk-a{ color:#9fc6ff; }
.studio__dock .tk-s{ color:#b7e29a; }
.studio__dock .tk-k{ color:#d59cf7; }
.studio__dock .tk-n{ color:#f2c879; }
.studio__dock .tk-f{ color:#7fe0da; }
.studio__stage.dock-min .studio__dockbody{ visibility:hidden; }
.studio__stage.dock-min .studio__dockinfo{ visibility:hidden; }
.studio__stage.has-dock[data-device="mobile"] .studio__screen{ bottom:auto; }
.studio__analysis{ margin:8px 0 2px; font-size:12.5px; line-height:1.6; color:var(--s-ink-2); }
.studio__statusbox.is-plan .studio__steps{ margin-top:8px; }

/* 빈 화면 / 대기 스켈레톤 */
.studio__empty{
  position:absolute; inset:0; z-index:2;
  transition:opacity .35s var(--s-ease), visibility .35s;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:6px;
  padding:24px; text-align:center;
  background:
    radial-gradient(80% 60% at 70% 0%, rgba(106,75,255,.12), transparent 60%),
    radial-gradient(70% 60% at 10% 100%, rgba(53,231,224,.08), transparent 60%),
    linear-gradient(rgba(150,170,220,.045) 1px, transparent 1px) 0 0/28px 28px,
    linear-gradient(90deg, rgba(150,170,220,.045) 1px, transparent 1px) 0 0/28px 28px,
    #0a0c14;
}
.studio__empty strong{ margin-top:18px; font-size:16px; letter-spacing:-.02em; }
.studio__empty p{ margin:0; font-size:13.5px; color:var(--s-dim); max-width:28em; }
.studio__wire{
  width:min(560px, 86%);
  padding:16px;
  border:1px solid var(--s-line);
  border-radius:14px;
  background:rgba(5,6,11,.6);
  box-shadow:0 30px 80px -40px rgba(0,0,0,.9);
  display:grid; gap:12px;
}
.studio__wire i{ display:block; height:8px; border-radius:5px; background:rgba(150,170,220,.12); }
.studio__wire .w-top{ display:flex; align-items:center; gap:10px; }
.studio__wire .w-logo{ width:44px; height:10px; background:rgba(53,231,224,.32); }
.studio__wire .w-menu{ width:30px; height:6px; opacity:.8; }
.studio__wire .w-menu:first-of-type{ margin-left:auto; }
.studio__wire .w-btn{ width:52px; height:16px; border-radius:6px; background:rgba(150,170,220,.18); }
.studio__wire .w-hero{
  display:grid; gap:9px; justify-items:start;
  padding:22px 20px;
  border-radius:10px;
  background:linear-gradient(120deg, rgba(53,231,224,.15), rgba(106,75,255,.2));
}
.studio__wire .w-h1{ width:62%; height:14px; background:rgba(233,237,246,.22); }
.studio__wire .w-h2{ width:44%; height:8px; }
.studio__wire .w-cta{ width:84px; height:20px; border-radius:7px; margin-top:4px; background:rgba(217,255,253,.28); }
.studio__wire .w-cards{ display:grid; grid-template-columns:repeat(3, 1fr); gap:9px; }
.studio__wire .w-card{ display:grid; gap:6px; padding:8px; border-radius:9px; background:rgba(150,170,220,.05); border:1px solid rgba(150,170,220,.07); }
.studio__wire .w-img{ height:38px; border-radius:6px; background:rgba(150,170,220,.1); }
.studio__wire .w-t{ height:6px; width:84%; }
.studio__wire .w-t.s{ width:56%; }
.studio__wire .w-foot{ height:6px; width:38%; opacity:.6; }
.studio__empty.is-waiting .studio__wire i{
  background:linear-gradient(90deg, rgba(150,170,220,.1) 20%, rgba(150,170,220,.24) 40%, rgba(150,170,220,.1) 60%) 0 0/300% 100%;
  animation:studioShimmer 1.5s linear infinite;
}
.studio__empty.is-waiting .w-hero{
  background:linear-gradient(90deg, rgba(53,231,224,.14) 20%, rgba(106,75,255,.3) 40%, rgba(53,231,224,.14) 60%) 0 0/300% 100% !important;
  animation:studioShimmer 1.5s linear infinite;
}
.studio__empty.is-waiting p{ color:var(--s-cyan); }
.studio__empty.is-leaving{ opacity:0; visibility:hidden; pointer-events:none; }
/* 대기 화면도 살아 있게 — 와이어프레임 위를 빛 한 줄이 천천히 훑는다 */
.studio__wire{ position:relative; overflow:hidden; }
.studio__wire::after{
  content:""; position:absolute; left:0; right:0; top:-30%; height:30%;
  background:linear-gradient(180deg, transparent, rgba(53,231,224,.10), transparent);
  animation:studioScan 4.2s var(--s-ease) infinite;
  pointer-events:none;
}
.studio__empty:not(.is-waiting) .studio__wire .w-hero{ animation:studioBreath 4.2s ease-in-out infinite; }

/* 코드 보기 — 시안을 단독 실행되는 HTML 파일 한 장으로 */
.studio__codebox{ position:absolute; inset:0; z-index:3; display:none; flex-direction:column; background:#070910; }
.studio__view[data-mode="code"] .studio__codebox{ display:flex; }
.studio__codehead{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:9px 12px 9px 18px; border-bottom:1px solid var(--s-line-2);
  font-size:12px; color:var(--s-dim);
}
.studio__view:not(.has-code) .studio__codehead{ display:none; }
.studio__codeinfo{ overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.studio__copy{
  flex:none; display:inline-flex; align-items:center; gap:6px;
  padding:6px 11px; border:1px solid var(--s-line); border-radius:8px;
  background:rgba(150,170,220,.06); color:var(--s-ink-2);
  font:inherit; font-size:12px; font-weight:600; cursor:pointer; transition:.2s;
}
.studio__copy .studio__ico{ width:14px; height:14px; }
.studio__copy:hover{ color:#fff; border-color:rgba(150,170,220,.32); }
.studio__copy.is-done{ color:var(--s-cyan); border-color:rgba(53,231,224,.4); }
.studio__code{
  flex:1; min-height:0;
  margin:0; padding:16px 18px 22px;
  overflow:auto;
  color:#c9d3ea;
  font-family:var(--s-mono); font-size:12px; line-height:1.6;
  white-space:pre-wrap; overflow-wrap:anywhere;
  scrollbar-width:thin; scrollbar-color:rgba(150,170,220,.2) transparent;
}
.studio__view:not(.has-code) .studio__code::before{ content:attr(data-empty); color:var(--s-dim); }

.studio__next{
  position:absolute; z-index:4; left:50%; bottom:16px; transform:translateX(-50%);
  padding:10px 18px; border:0; border-radius:999px;
  background:linear-gradient(96deg, #d9fffd, #cfe0ff); color:#06070d;
  font:inherit; font-size:13.5px; font-weight:700;
  box-shadow:0 14px 40px -12px rgba(0,0,0,.8);
  cursor:pointer;
}
/* 업무용 앱은 맨 아래에 입력창 · 탭 막대가 있다 — 그 위로 띄운다 */
.studio.is-app .studio__next{ bottom:92px; }

/* ─────────── 모바일: 탭 전환 ─────────── */
@media (max-width:760px){
  .studio{ --s-h: auto; }
  .studio__mtabs{
    display:flex; gap:4px; padding:4px;
    margin-bottom:10px;
    border:1px solid var(--s-line); border-radius:12px;
    background:rgba(5,6,11,.55);
  }
  .studio__mtab{
    position:relative; flex:1;
    padding:9px 10px; border:0; border-radius:9px;
    background:transparent; color:var(--s-dim);
    font:inherit; font-size:14px; font-weight:600; cursor:pointer;
  }
  .studio__mtab.is-on{ background:rgba(150,170,220,.14); color:var(--s-ink); }
  .studio__dot{
    display:none; position:absolute; top:8px; margin-left:4px;
    width:7px; height:7px; border-radius:50%; background:var(--s-cyan);
    box-shadow:0 0 8px rgba(53,231,224,.9);
  }
  .studio__mtab.has-news .studio__dot{ display:inline-block; }

  .studio__shell{ grid-template-columns:1fr; height:auto; }
  .studio__chat, .studio__view{ height:min(76vh, 680px); height:min(76dvh, 680px); }
  .studio[data-tab="chat"] .studio__view{ display:none; }
  .studio[data-tab="view"] .studio__chat{ display:none; }

  .studio__addr{ padding:5px 9px; }
  .studio__bar{ gap:8px; padding:8px 10px; }
  .studio__dots{ display:none; }
  .studio__devs{ display:none; }
}
@media (min-width:761px){ .studio__next{ display:none; } }
/* 태블릿 분할: 미리보기 막대가 좁으니 창 점을 빼고 주소 칸에 자리를 준다 */
@media (min-width:761px) and (max-width:1000px){ .studio__dots{ display:none; } .studio__bar{ gap:8px; } }
@media (max-width:420px){
  .studio__send{ padding:9px 11px; }
  .studio__sendtxt{ position:absolute; width:1px; height:1px; overflow:hidden; clip-path:inset(50%); white-space:nowrap; }
}

/* ─────────── 움직임 ─────────── */
@keyframes studioIn{ from{ opacity:0; transform:translateY(6px); } to{ opacity:1; transform:none; } }
@keyframes studioSpin{ to{ transform:rotate(360deg); } }
@keyframes studioPulse{ 50%{ opacity:.35; } }
@keyframes studioSweep{ from{ transform:translateX(-100%); } to{ transform:translateX(260%); } }
@keyframes studioShimmer{ from{ background-position:100% 0; } to{ background-position:0 0; } }
@keyframes studioBlink{ 50%{ opacity:0; } }
@keyframes studioScan{ from{ transform:translateY(0); } to{ transform:translateY(460%); } }
@keyframes studioBreath{ 50%{ opacity:.6; } }

@media (prefers-reduced-motion:reduce){
  .studio__msg,
  .studio__spin,
  .studio.is-building .studio__progress i,
  .studio__empty.is-waiting .studio__wire i,
  .studio.is-building .studio__progress i::after,
  .studio.is-building .studio__status::before,
  .studio__wire::after,
  .studio__empty .studio__wire .w-hero,
  .studio__chips{ animation:none !important; }
  .studio__progress i, .studio__empty{ transition:none; }
}