/* ============================================================
   김래언 발표실 — deck.css  (theme "rek")
   Part A: 슬라이드 구조/디자인 시스템 (변환기 출력과 수작업 덱 공통)
   Part B: 엔진 UI(보기/발표자/청중/피드백)
   ============================================================ */
@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable.min.css");

:root{
  --f-sans:"Pretendard Variable",Pretendard,"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  --f-serif:"Times New Roman",Times,"Noto Serif KR",serif;
  --f-glyph:"Malgun Gothic","Apple SD Gothic Neo","Noto Sans CJK KR","Noto Sans KR",sans-serif; /* ■ 등 각진 기호용 */
  --ink:#111111; --paper:#ffffff; --mute:#5b6270;
  --red:#e0262d; --blue:#1f49d3; --green:#128a3d; --amber:#f0b429;
  --ui-bg:#eef0f3; --ui-panel:#ffffff; --ui-ink:#0f172a; --ui-mute:#6b7280; --ui-line:#e2e5ea;
  --ui-dark:#0d1b2a; --ui-primary:#14306b; --ui-primary-ink:#ffffff; --ui-danger:#e0262d;
  --cw:1920px; --ch:1080px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--ui-bg);color:var(--ui-ink);font-family:var(--f-sans);-webkit-text-size-adjust:100%}

/* ---------- 논리 캔버스 ---------- */
.deck{position:relative}
.deck[data-w="1440"]{--cw:1440px}
.deck[data-w="1600"]{--cw:1600px}
.slide{position:relative;width:var(--cw);height:var(--ch);overflow:hidden;background:var(--paper);color:var(--ink);
       font-family:var(--f-sans);line-height:1.2;font-weight:500;font-size:28px;flex:0 0 auto}
.slide .el{position:absolute;margin:0;box-sizing:border-box}
.slide img.pic{display:block;object-fit:fill;max-width:none}
.slide img.pic.bg{left:0;top:0;width:100%;height:100%;object-fit:cover}
.slide .tb{display:flex;flex-direction:column;justify-content:flex-start;white-space:pre-wrap;word-break:keep-all;overflow-wrap:break-word}
.slide .tb.va-mid{justify-content:center}
.slide .tb.va-bot{justify-content:flex-end}
.slide .tb p{margin:0}
.slide .tb sup,.slide .tb sub{line-height:0}
.al-left{text-align:left}.al-center{text-align:center}.al-right{text-align:right}.al-justify{text-align:justify}
.slide table.tbl{border-collapse:collapse;table-layout:fixed}
.slide table.tbl td,.slide table.tbl th{vertical-align:middle;padding:4px 8px;overflow:hidden}
.slide .shp{display:flex;align-items:center;justify-content:center}
.slide .notes{display:none !important}

/* ---------- 역할 클래스 (변환기 휴리스틱 / 수작업 공통) ---------- */
.slide .role-title{font-weight:800;letter-spacing:-0.01em}
.slide .role-cite{color:#333;font-weight:500}
.slide .role-sub{font-weight:800}
.slide .role-takeaway{font-weight:800}
.slide .role-caption{color:#333}

/* ---------- 수작업 덱용 컴포넌트 (김래언 PPT 양식 재현) ---------- */
.slide .s-header{position:absolute;left:72px;right:72px;top:34px;height:92px;border-bottom:6px solid var(--ink);display:flex;align-items:flex-end;justify-content:space-between;padding-bottom:10px}
.slide .s-title{font-size:56px;font-weight:800;letter-spacing:-0.01em;margin:0;line-height:1.1}
.slide .s-cite{font-size:18px;color:#333;font-weight:500;align-self:flex-start;text-align:right;white-space:pre-line}
.slide .s-body{position:absolute;left:72px;right:72px;top:150px;bottom:60px}
.slide .s-sub{font-size:40px;font-weight:800;margin:0 0 18px;line-height:1.2}
.slide .s-sub::before{content:"■";display:inline-block;margin-right:14px;transform:translateY(-2px);font-family:var(--f-glyph);font-weight:400}
.slide .sq{font-family:var(--f-glyph);font-weight:400;letter-spacing:0}
.slide .s-takeaway{position:absolute;left:0;right:0;bottom:0;font-size:38px;font-weight:800;text-align:center;line-height:1.25;margin:0}
.slide .s-takeaway.arrow::before{content:"";display:inline-block;width:46px;height:30px;margin-right:16px;vertical-align:-3px;
   background:linear-gradient(90deg,#2a46d8,#5b6fe3);clip-path:polygon(0 25%,60% 25%,60% 0,100% 50%,60% 100%,60% 75%,0 75%)}
.slide .s-figrow{display:flex;gap:24px;align-items:flex-start}
.slide .s-fig{display:flex;flex-direction:column;gap:8px;align-items:center;flex:1 1 0;min-width:0}
.slide .s-fig img,.slide .s-fig svg{max-width:100%;height:auto;display:block}
.slide .s-fig figcaption{font-size:20px;color:#333}
.slide .s-bullets{margin:0;padding-left:40px;font-size:30px;line-height:1.5}
.slide .s-bullets li{margin:6px 0}
.slide .tag-red{color:var(--red)}.slide .tag-blue{color:var(--blue)}.slide .tag-green{color:var(--green)}
.slide .box-num{background:#fde7d6;border:2px solid #111;border-radius:14px;padding:10px 22px;font-size:32px;font-weight:800;display:inline-block;margin:8px 0}

/* 제목/마무리 슬라이드 (전면 이미지형) */
.slide.slide-title{background:#1b2733;color:#fff}
.slide.slide-title .t-date{position:absolute;left:48px;top:36px;font-size:40px;font-weight:600}
.slide.slide-title .t-org{position:absolute;right:48px;top:36px;font-size:40px;font-weight:600}
.slide.slide-title .t-band{position:absolute;left:0;right:0;top:36%;background:rgba(0,0,0,.45);padding:28px 48px;text-align:center}
.slide.slide-title .t-main{font-size:68px;font-weight:800;line-height:1.25;margin:0;letter-spacing:-0.01em}
.slide.slide-title .t-sub{font-size:44px;font-weight:600;margin:10px 0 0}
.slide.slide-title .t-who{position:absolute;right:56px;bottom:40px;text-align:right}
.slide.slide-title .t-name{font-size:56px;font-weight:800;margin:0 0 10px}
.slide.slide-title .t-aff{font-size:34px;font-weight:600;margin:4px 0;opacity:.95}

/* ============================================================
   Part B: 엔진 UI
   ============================================================ */
[hidden]{display:none !important}
body.m-view,body.m-present,body.m-audience,body.m-feedback{height:100vh;height:100dvh;overflow:hidden}
.app{display:grid;height:100vh;height:100dvh;width:100vw;max-width:100%;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto auto;grid-template-areas:"top" "stage" "fb" "bottom"}
.topbar,.bottombar,.fb-bar{min-width:0;max-width:100%}
.tb-right{overflow-x:auto;scrollbar-width:none}
.tb-right::-webkit-scrollbar{display:none}
.toc-panel,.side-panel{display:none}
body.m-present .app{grid-template-columns:260px minmax(0,1fr) 380px;grid-template-rows:auto minmax(0,1fr) auto auto;grid-template-areas:"top top top" "toc stage side" "fb fb fb" "bottom bottom bottom"}
body.m-present .toc-panel,body.m-present .side-panel{display:flex}
@media (max-width:1000px){
  body.m-present .app{grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto auto auto;grid-template-areas:"top" "stage" "side" "fb" "bottom"}
  body.m-present .toc-panel{display:none}
  body.m-present .side-panel{max-height:34vh;border-left:0;border-top:1px solid var(--ui-line)}
}

/* ---------- 상단 바 ---------- */
.topbar{grid-area:top;background:var(--ui-dark);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 14px;min-height:52px}
.tb-left{display:flex;align-items:center;gap:12px;min-width:0}
.home{color:#cfe0f2;text-decoration:none;font-weight:700;font-size:13px;border:1px solid #3d546e;border-radius:6px;padding:4px 9px;flex:0 0 auto}
.home:hover{background:#1e2f44}
.tb-title{font-weight:700;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tb-meta{color:#9fb3c8;font-size:12px;white-space:nowrap}
.tb-right{display:flex;gap:6px;flex:0 0 auto;align-items:center}
.btn{appearance:none;border:1px solid var(--ui-line);background:#fff;color:var(--ui-ink);border-radius:8px;padding:8px 14px;font:inherit;font-size:14px;font-weight:600;cursor:pointer;line-height:1.1;white-space:nowrap;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.btn:hover{background:#f1f5f9}
.btn.primary{background:var(--ui-primary);color:#fff;border-color:var(--ui-primary)}
.btn.primary:hover{background:#0f2554}
.btn.small{padding:5px 10px;font-size:12px}
.btn.on{background:#fde68a;border-color:#f59e0b;color:#111}
.topbar .btn.ghost{background:transparent;color:#fff;border-color:#4b5d73}
.topbar .btn.ghost:hover{background:#1e2f44}
.topbar .btn.primary{background:#fff;color:var(--ui-dark);border-color:#fff}
.topbar .btn.on{background:#f59e0b;border-color:#f59e0b;color:#111}
.status{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:#cbd5e1;margin-right:6px}
.dot{width:9px;height:9px;border-radius:50%;background:#64748b;display:inline-block}
.dot.on{background:#22c55e;box-shadow:0 0 0 3px rgba(34,197,94,.25)}

/* ---------- 무대 ---------- */
.stage{grid-area:stage;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;background:#262c35;padding:16px;min-width:0;min-height:0}
.frame-wrap{position:relative;flex:0 0 auto;width:calc(var(--cw) * var(--s));height:calc(var(--ch) * var(--s));background:#fff;box-shadow:0 10px 40px rgba(0,0,0,.35)}
.frame{position:absolute;left:0;top:0;transform:scale(var(--s));transform-origin:0 0}
.frame-label{display:none}
body.single .frame-wrap:not(.is-current){display:none}
body.stacked .stage{display:block;overflow:auto;padding:28px 24px}
body.stacked .deck{display:flex;flex-direction:column;gap:34px;align-items:center}
body.stacked .frame-label{display:block;position:absolute;top:-22px;left:0;color:#cbd5e1;font-size:13px;font-weight:600}
body.stacked .frame-wrap.is-current{outline:3px solid #f59e0b}

/* 주석 레이어 */
.ink{position:absolute;left:0;top:0;width:var(--cw);height:var(--ch);pointer-events:none;touch-action:none;z-index:5}
body.drawing .ink{pointer-events:auto;cursor:crosshair}
body.tool-eraser .ink{cursor:cell}
body.tool-note .ink{cursor:copy}
.ink-notes{position:absolute;left:0;top:0;width:var(--cw);height:var(--ch);pointer-events:none;z-index:6}
.ink-note{position:absolute;pointer-events:none;background:rgba(255,238,120,.96);border:calc(2px / var(--s)) solid var(--red);border-radius:calc(6px / var(--s));padding:calc(6px / var(--s)) calc(10px / var(--s));font-size:calc(14px / var(--s));line-height:1.3;max-width:calc(240px / var(--s));box-shadow:0 calc(2px / var(--s)) calc(8px / var(--s)) rgba(0,0,0,.25);color:#111;font-weight:600;display:flex;gap:calc(6px / var(--s));align-items:flex-start;cursor:grab;word-break:keep-all;overflow-wrap:break-word;touch-action:none}
body.drawing .ink-note{pointer-events:auto}
.ink-note .idx{font-weight:800;color:var(--red);flex:0 0 auto}
.ink-note .txt{white-space:pre-wrap}
.ink-note .x{border:0;background:transparent;font-size:calc(16px / var(--s));line-height:1;cursor:pointer;color:#a00;padding:0;margin-left:calc(4px / var(--s));font-weight:800}

/* ---------- 하단 바 ---------- */
.bottombar{grid-area:bottom;background:#fff;border-top:1px solid var(--ui-line);display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 12px;flex-wrap:wrap}
.nav{display:flex;gap:6px;align-items:center}
.counter{min-width:64px;text-align:center;font-weight:700;font-variant-numeric:tabular-nums;font-size:15px}
.mid{display:flex;align-items:center;gap:8px}
.timer{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.02em;color:var(--ui-primary);min-width:84px;text-align:center}
.hint{font-size:11px;color:var(--ui-mute);max-width:380px;line-height:1.4;text-align:right}
.bb-right{display:flex;gap:6px}

/* ---------- 패널 공통 ---------- */
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 14px;border-bottom:1px solid var(--ui-line);font-size:14px;flex:0 0 auto}
.mute{color:var(--ui-mute);font-size:12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.toc-panel{grid-area:toc;background:#fff;border-right:1px solid var(--ui-line);overflow:auto;flex-direction:column;min-height:0}
.side-panel{grid-area:side;background:#fff;border-left:1px solid var(--ui-line);overflow:auto;flex-direction:column;min-height:0}
.deck-name{padding:10px 14px;font-size:13px;font-weight:700;background:#f8fafc;border-bottom:1px solid var(--ui-line);line-height:1.35}
.toc{list-style:none;margin:0;padding:6px 0}
.toc-item{display:flex;gap:10px;align-items:center;padding:9px 14px;cursor:pointer;font-size:13px;color:#334155;border-left:3px solid transparent}
.toc-item:hover{background:#f1f5f9}
.toc-item.is-current{background:#eef2ff;border-left-color:var(--ui-primary);color:var(--ui-primary);font-weight:700}
.toc-item .num{color:#94a3b8;font-variant-numeric:tabular-nums;font-weight:700;flex:0 0 auto}
.toc-item .ttl{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.toc-item .fbdot{display:none;width:8px;height:8px;border-radius:50%;background:var(--red);margin-left:auto;flex:0 0 auto}
.toc-item.has-fb .fbdot{display:block}
.preview-box{margin:12px 14px;position:relative;overflow:hidden;background:#111;border:1px solid var(--ui-line);flex:0 0 auto}
.preview-frame{position:absolute;left:0;top:0;transform-origin:0 0}
.preview-frame .deck .slide{display:block}
.notes-body{padding:12px 14px;white-space:pre-wrap;font-size:15px;line-height:1.6;color:#111;overflow:auto;flex:1 1 auto;min-height:80px}
.notes-body.empty{color:#94a3b8}

/* 목차 서랍(보기 모드) */
.drawer{position:fixed;left:0;top:0;bottom:0;width:min(86vw,360px);background:#fff;z-index:50;overflow:auto;box-shadow:4px 0 30px rgba(0,0,0,.3)}
.drawer-bg{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:49}

/* ---------- 피드백 도구 바 ---------- */
.fb-bar{grid-area:fb;background:#fff7ed;border-top:1px solid #fed7aa;display:flex;gap:10px;align-items:center;padding:6px 10px;overflow-x:auto;white-space:nowrap;scrollbar-width:thin}
.fb-group{display:flex;gap:4px;align-items:center;padding-right:10px;border-right:1px solid #fed7aa;flex:0 0 auto}
.fb-group:last-child{border-right:0}
.chip{padding:6px 10px;font-size:13px;border-radius:999px}
.chip.color{width:26px;height:26px;border-radius:50%;background:var(--c);border:2px solid #fff;box-shadow:0 0 0 1px #999;padding:0;cursor:pointer}
.chip.color.on{box-shadow:0 0 0 3px #f59e0b}
.fb-menu{position:fixed;left:50%;transform:translateX(-50%);bottom:16px;width:min(92vw,380px);background:#fff;border:1px solid var(--ui-line);border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.3);padding:6px;display:flex;flex-direction:column;z-index:60;white-space:normal}
.mi{appearance:none;border:0;background:transparent;text-align:left;padding:11px 12px;font:inherit;font-size:14px;cursor:pointer;border-radius:8px;color:var(--ui-ink)}
.mi:hover{background:#f1f5f9}
.mi.danger{color:#b91c1c}
.comment-sheet{position:fixed;left:50%;transform:translateX(-50%);bottom:16px;width:min(94vw,560px);background:#fff;border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.35);z-index:55;padding:0 0 12px}
.ta{width:calc(100% - 28px);margin:10px 14px 0;font:inherit;font-size:15px;padding:10px;border:1px solid var(--ui-line);border-radius:8px;resize:vertical;display:block}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:80;display:flex;align-items:center;justify-content:center;padding:16px}
.modal-box{background:#fff;border-radius:12px;width:min(92vw,640px);max-height:90vh;overflow:auto;padding-bottom:12px}
.black{position:fixed;inset:0;background:#000;z-index:90}
.toast{position:fixed;left:50%;bottom:86px;transform:translateX(-50%);background:rgba(15,23,42,.95);color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;z-index:100;max-width:92vw;text-align:center;line-height:1.4}
.toast.err{background:#b91c1c}

/* ---------- 썸네일 / 청중 ---------- */
body.m-thumb{background:#fff;overflow:hidden;margin:0}
body.m-thumb .stage{display:block;padding:0;background:#fff;width:100vw;height:calc(var(--ch) * var(--s));overflow:hidden}
body.m-thumb .frame-wrap:not(.is-current),body.m-thumb .frame-label,body.m-thumb .ink,body.m-thumb .ink-notes{display:none}
body.m-thumb .frame-wrap{box-shadow:none}
body.m-audience .topbar,body.m-audience .bottombar{display:none}
body.m-audience .stage{background:#000;padding:0}
body.m-audience .frame-wrap{box-shadow:none}

/* ---------- 좁은 화면 ---------- */
@media (max-width:720px){
  .topbar{padding:6px 8px;min-height:46px}
  .tb-meta,.hint,.topbar .wide{display:none}
  .tb-title{font-size:13px}
  .btn{padding:7px 10px;font-size:13px}
  .bottombar{gap:6px;padding:6px 8px}
  .timer{font-size:20px;min-width:64px}
  .counter{min-width:52px;font-size:13px}
  .stage{padding:8px}
  body.stacked .stage{padding:26px 10px}
}