/* ==========================================================================
   KBS Media Video Maker — editor chrome
   The editor UI stays deliberately neutral so the canvas (which is the only
   thing that should look like broadcast) carries all the period styling.
   ========================================================================== */
:root{
  --bg:#0a0b0f;
  --bg2:#0f1117;
  --panel:#12151d;
  --panel2:#171b25;
  --bd:#242a37;
  --bd2:#323a4c;
  --fg:#e8ecf3;
  --muted:#8b95a7;
  --dim:#5f6878;
  --accent:#e2b23c;
  --accent2:#5aa9f0;
  --rec:#ff4d4d;
  --ok:#3ddc84;
  --r:8px;
  --ui:"IBM Plex Sans KR","Noto Sans KR",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"Nanum Gothic Coding",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:var(--ui);font-size:14px;line-height:1.45;
  -webkit-font-smoothing:antialiased;
  overflow:hidden;
}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
a{color:var(--accent2)}

/* ---------- boot ---------- */
.boot{position:fixed;inset:0;z-index:200;background:var(--bg);display:grid;place-items:center;transition:opacity .35s}
.boot--gone{opacity:0;pointer-events:none}
.boot__inner{text-align:center}
.boot__bars{display:flex;gap:6px;justify-content:center;margin-bottom:18px}
.boot__bars i{width:14px;height:52px;border-radius:2px;background:#2a3040;animation:bootbar 1.05s infinite ease-in-out}
.boot__bars i:nth-child(1){background:#fff}   .boot__bars i:nth-child(2){background:#ffe000;animation-delay:.07s}
.boot__bars i:nth-child(3){background:#00e0d0;animation-delay:.14s} .boot__bars i:nth-child(4){background:#00d05a;animation-delay:.21s}
.boot__bars i:nth-child(5){background:#e000d0;animation-delay:.28s} .boot__bars i:nth-child(6){background:#e02020;animation-delay:.35s}
.boot__bars i:nth-child(7){background:#2040e0;animation-delay:.42s}
@keyframes bootbar{0%,100%{transform:scaleY(.55);opacity:.45}50%{transform:scaleY(1);opacity:1}}
.boot p{margin:0;color:var(--muted);font-size:13px;letter-spacing:.03em}
.boot p span{display:block;color:var(--dim);font-size:11px;letter-spacing:.14em;text-transform:uppercase;margin-top:5px}

/* ---------- top bar ---------- */
.topbar{
  height:54px;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:0 14px;background:linear-gradient(180deg,#141821,#0d1016);
  border-bottom:1px solid var(--bd);position:relative;z-index:30;
}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand__mark{
  width:30px;height:22px;border-radius:3px;flex:0 0 auto;
  background:
    linear-gradient(90deg,#fff 0 14.28%,#ffe000 0 28.56%,#00e0d0 0 42.84%,#00d05a 0 57.12%,#e000d0 0 71.4%,#e02020 0 85.68%,#2040e0 0 100%);
  box-shadow:0 0 0 1px #2a3242, 0 2px 8px rgba(0,0,0,.5);
}
.brand__txt{display:flex;flex-direction:column;min-width:0}
.brand__txt b{font-size:15px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand__txt i{font-style:normal;font-size:11px;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__acts{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}

/* ---------- buttons ---------- */
.btn{
  background:var(--panel2);border:1px solid var(--bd2);color:var(--fg);
  padding:7px 12px;border-radius:var(--r);cursor:pointer;white-space:nowrap;
  transition:background .13s,border-color .13s,transform .06s;
}
.btn:hover{background:#1f2532;border-color:#48546b}
.btn:active{transform:translateY(1px)}
.btn--sm{padding:5px 9px;font-size:12.5px}
.btn--ghost{background:transparent;width:32px;padding:7px 0;text-align:center}
.btn--accent{border-color:#6a5410;background:#2a2110;color:#f0cd6d}
.btn--accent:hover{background:#372a12;border-color:#8a6c18}
.btn--rec{border-color:#6d2626;background:#2a1414;color:#ffb0b0;display:flex;align-items:center;gap:7px}
.btn--rec:hover{background:#3a1a1a}
.btn--rec .dot{width:8px;height:8px;border-radius:50%;background:var(--rec)}
.btn--rec.is-rec{background:#4a1616;color:#fff}
.btn--rec.is-rec .dot{animation:blink .9s infinite}
@keyframes blink{50%{opacity:.15}}
.btn[disabled]{opacity:.45;cursor:not-allowed}

/* ---------- shell ---------- */
.shell{
  height:calc(100vh - 54px);height:calc(100dvh - 54px);
  display:grid;grid-template-columns:288px minmax(0,1fr) 300px;overflow:hidden;
}
.rail{overflow-y:auto;overscroll-behavior:contain;background:var(--bg2);padding:12px;display:flex;flex-direction:column;gap:12px}
.rail--left{border-right:1px solid var(--bd)}
.rail--right{border-left:1px solid var(--bd)}
.rail::-webkit-scrollbar,.timeline::-webkit-scrollbar{width:9px;height:9px}
.rail::-webkit-scrollbar-thumb,.timeline::-webkit-scrollbar-thumb{background:#2b3242;border-radius:5px}

.pane{background:var(--panel);border:1px solid var(--bd);border-radius:10px;padding:11px}
.pane__h{
  margin:0 0 9px;font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--fg);
  display:flex;align-items:baseline;gap:7px;
}
.pane__h span{font-size:10px;font-weight:400;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.pane__note{margin:8px 0 0;font-size:11.5px;line-height:1.5;color:var(--dim)}
.pane__note code{font-family:var(--mono);background:#1b2029;padding:1px 4px;border-radius:3px}

/* ---------- year strip ---------- */
.years{display:grid;grid-template-columns:repeat(6,1fr);gap:4px}
.yr{
  border:1px solid transparent;background:#181d27;color:var(--muted);
  border-radius:5px;padding:5px 0;font-size:11px;font-family:var(--mono);cursor:pointer;
  transition:background .12s,color .12s;
}
.yr:hover{background:#232a37;color:var(--fg)}
.yr[data-e="analogue"]{box-shadow:inset 0 -2px 0 #8b6b3a}
.yr[data-e="gold"]{box-shadow:inset 0 -2px 0 #e8b53c}
.yr[data-e="digital"]{box-shadow:inset 0 -2px 0 #2f7fe0}
.yr[data-e="soft"]{box-shadow:inset 0 -2px 0 #5fb0e8}
.yr[data-e="hd"]{box-shadow:inset 0 -2px 0 #7fd3ff}
.yr[data-e="flat"]{box-shadow:inset 0 -2px 0 #ff5a5f}
.yr[data-e="kinetic"]{box-shadow:inset 0 -2px 0 #ffd166}
.yr[data-e="modern"]{box-shadow:inset 0 -2px 0 #8b7bff}
.yr.is-on{background:var(--fg);color:#0b0d12;font-weight:700}

.eracard{margin-top:10px;border-top:1px solid var(--bd);padding-top:9px}
.eracard b{display:block;font-size:14px}
.eracard em{display:block;font-style:normal;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin:2px 0 6px}
.eracard p{margin:0;font-size:12px;color:var(--muted);line-height:1.5}
.eracard .quirk{margin-top:6px;font-size:11.5px;color:var(--accent)}
.eracard .specs{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px}
.eracard .specs i{
  font-style:normal;font-size:10.5px;font-family:var(--mono);color:var(--muted);
  background:#1a1f2a;border:1px solid var(--bd);border-radius:4px;padding:2px 6px;
}

/* ---------- chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:5px}
.chip{
  border:1px solid var(--bd2);background:#171b25;color:var(--muted);
  padding:5px 9px;border-radius:999px;font-size:12px;cursor:pointer;transition:.12s;
}
.chip:hover{color:var(--fg);border-color:#48546b}
.chip.is-on{background:var(--fg);color:#0b0d12;border-color:var(--fg);font-weight:600}
.chips--filters .chip.is-on{background:var(--accent);border-color:var(--accent);color:#1a1405}

/* ---------- rows ---------- */
.row{display:flex;align-items:center;gap:8px;margin:0 0 7px}
.row > span{flex:0 0 88px;font-size:11.5px;color:var(--muted)}
.row input[type=text],.row input[type=number],.row select,.row input[type=file],textarea{
  flex:1 1 auto;min-width:0;background:#0c0f15;border:1px solid var(--bd2);color:var(--fg);
  border-radius:6px;padding:6px 8px;font-size:13px;
}
textarea{width:100%;resize:vertical;font-size:12.5px;line-height:1.5}
.row input:focus,.row select:focus,textarea:focus{outline:none;border-color:var(--accent2)}
.row--chk{gap:7px}
.row--chk input{flex:0 0 auto}
.row--chk span{flex:1 1 auto;font-size:12px;color:var(--muted)}
.row--btns{gap:6px;flex-wrap:wrap}
.row--btns .btn{flex:1 1 auto}
.row input[type=range]{flex:1 1 auto;accent-color:var(--accent)}
.row .val{flex:0 0 42px;text-align:right;font-family:var(--mono);font-size:11px;color:var(--dim)}

/* ---------- layers ---------- */
.layers{display:flex;flex-direction:column;gap:7px;margin-bottom:9px}
.lyr{background:#0f1218;border:1px solid var(--bd);border-radius:7px;padding:8px}
.lyr__top{display:flex;align-items:center;gap:8px}
.lyr__name{flex:1 1 auto;font-size:12.5px;font-weight:600}
.lyr__eye{background:none;border:0;cursor:pointer;color:var(--muted);font-size:14px;padding:0 2px}
.lyr__eye.is-off{color:#4a5262}
.lyr__meta{font-size:11px;color:var(--dim);margin-top:3px}
.lyr__op{display:flex;align-items:center;gap:7px;margin-top:6px}
.lyr__op span{font-size:10.5px;color:var(--dim);flex:0 0 auto}
.lyr__op input{flex:1 1 auto;accent-color:var(--accent2)}

/* ---------- audio ---------- */
.aud{background:#0f1218;border:1px solid var(--bd);border-radius:7px;padding:8px;margin-bottom:8px}
.aud__h{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px}
.aud__h b{font-size:12.5px}
.aud__h .tag{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}
.aud__file{font-size:11px;color:var(--muted);margin:5px 0;word-break:break-all}
.aud__file:empty::before{content:"파일 없음";color:var(--dim)}
.aud input[type=file]{width:100%;font-size:11px;padding:4px}
.aud input[type=file]::file-selector-button{
  background:var(--panel2);border:1px solid var(--bd2);color:var(--fg);
  border-radius:5px;padding:3px 8px;margin-right:8px;cursor:pointer;font-size:11px;
}

/* ---------- stage ---------- */
.stage{display:flex;flex-direction:column;min-width:0;background:#07080b}
.viewport{
  flex:1 1 auto;min-height:0;display:grid;place-items:center;padding:14px;position:relative;
  background:
    linear-gradient(45deg,#0a0c10 25%,transparent 25%) -8px 0/16px 16px,
    linear-gradient(-45deg,#0a0c10 25%,transparent 25%) -8px 0/16px 16px,
    linear-gradient(45deg,transparent 75%,#0a0c10 75%) 0 0/16px 16px,
    linear-gradient(-45deg,transparent 75%,#0a0c10 75%) 0 0/16px 16px,
    #070809;
}
#screen{
  max-width:100%;max-height:100%;background:#000;border-radius:2px;
  box-shadow:0 0 0 1px #23293a,0 18px 50px rgba(0,0,0,.7);
  image-rendering:auto;
}
.viewport__badge{
  position:absolute;top:20px;left:20px;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;
  color:var(--dim);background:rgba(8,10,14,.8);border:1px solid var(--bd);border-radius:5px;padding:3px 8px;
  pointer-events:none;
}

/* ---------- transport ---------- */
.transport{display:flex;align-items:center;gap:10px;padding:8px 14px;border-top:1px solid var(--bd);background:var(--bg2)}
.tbtn{
  background:var(--panel2);border:1px solid var(--bd2);color:var(--fg);border-radius:6px;
  width:32px;height:30px;cursor:pointer;line-height:1;
}
.tbtn:hover{background:#232a37}
.tbtn--big{width:40px;font-size:13px}
.tc{font-family:var(--mono);font-size:12px;color:var(--fg);min-width:62px;text-align:center}
.tc--dim{color:var(--dim)}
.scrub{flex:1 1 auto;accent-color:var(--accent)}
.loop{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--muted);white-space:nowrap}

/* ---------- add bar ---------- */
.addbar{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:8px 14px;border-top:1px solid var(--bd);background:var(--bg2)}
.addbar__l{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--dim);margin-right:2px}
.addbar__sep{width:1px;height:18px;background:var(--bd2);margin:0 3px}

/* ---------- timeline ---------- */
.timeline{
  height:186px;flex:0 0 auto;border-top:1px solid var(--bd);background:#0b0d12;
  position:relative;overflow-x:auto;overflow-y:auto;
}
.tl__ruler{height:22px;position:sticky;top:0;z-index:3;background:#0e1117;border-bottom:1px solid var(--bd);min-width:100%}
.tl__tick{position:absolute;top:0;height:22px;border-left:1px solid #232a38;padding-left:4px;font-family:var(--mono);font-size:9.5px;color:var(--dim);line-height:22px}
.tl__tracks{min-width:100%;padding-bottom:6px}
.trk{position:relative;height:44px;border-bottom:1px solid #161a23}
.trk__lbl{
  position:sticky;left:0;z-index:2;display:block;width:96px;height:44px;
  background:#0e1117;border-right:1px solid var(--bd);
  font-size:11px;color:var(--muted);padding:5px 8px;line-height:1.25;
}
.trk__lbl b{display:block;color:var(--fg);font-size:11.5px}
.clip{
  position:absolute;top:5px;height:34px;border-radius:5px;cursor:grab;
  background:#1d2635;border:1px solid #33405a;overflow:hidden;
  display:flex;align-items:center;padding:0 7px;gap:5px;user-select:none;
}
.clip:active{cursor:grabbing}
.clip.is-sel{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 4px 12px rgba(0,0,0,.5);z-index:2}
.clip__t{font-size:10.5px;color:#cfd8e6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;pointer-events:none}
.clip__k{font-size:9px;letter-spacing:.06em;text-transform:uppercase;color:#8fa3c2;flex:0 0 auto;pointer-events:none}
.clip__grab{position:absolute;top:0;bottom:0;width:7px;cursor:ew-resize}
.clip__grab--l{left:0}.clip__grab--r{right:0}
.clip[data-t=card]{background:#243248;border-color:#3c5480}
.clip[data-t=ident]{background:#2c2a3f;border-color:#4a4668}
.clip[data-t=ep]{background:#1f3a3a;border-color:#356060}
.clip[data-t=lower]{background:#3a2f22;border-color:#66513a}
.clip[data-t=sub]{background:#3a2436;border-color:#663f5c}
.clip[data-t=roll]{background:#22303a;border-color:#3a5566}
.clip[data-t=media]{background:#2a2438;border-color:#4b3f68}
.tl__head{position:absolute;top:0;bottom:0;width:2px;background:var(--rec);pointer-events:none;z-index:4;box-shadow:0 0 8px rgba(255,77,77,.6)}
.tl__head::before{content:"";position:absolute;top:0;left:-5px;border:6px solid transparent;border-top-color:var(--rec)}

/* ---------- inspector ---------- */
#inspector .empty{color:var(--dim);font-size:12px;margin:4px 0}
.insp__type{font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.insp__rows{display:flex;flex-direction:column}
.insp__del{width:100%;margin-top:6px;border-color:#6d2626;background:#241212;color:#ffb0b0}
.insp__del:hover{background:#341818}
.rollrows{display:flex;flex-direction:column;gap:4px;max-height:190px;overflow-y:auto;margin-bottom:6px}
.rollrow{display:flex;gap:4px}
.rollrow input{flex:1 1 0;min-width:0;background:#0c0f15;border:1px solid var(--bd2);color:var(--fg);border-radius:5px;padding:4px 6px;font-size:12px}
.rollrow button{flex:0 0 auto;background:none;border:1px solid var(--bd2);color:var(--dim);border-radius:5px;width:24px;cursor:pointer}
.rollrow button:hover{color:#ffb0b0;border-color:#6d2626}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:20px}
.modal[hidden]{display:none}
.modal__scrim{position:absolute;inset:0;background:rgba(4,5,8,.78);backdrop-filter:blur(3px)}
.modal__box{
  position:relative;max-width:660px;width:100%;max-height:86vh;overflow-y:auto;
  background:var(--panel);border:1px solid var(--bd2);border-radius:14px;padding:26px 28px;
  box-shadow:0 30px 80px rgba(0,0,0,.6);
}
.modal__x{position:absolute;top:14px;right:14px;background:none;border:0;color:var(--muted);font-size:16px;cursor:pointer}
.modal__box h2{margin:0 0 8px;font-size:21px}
.modal__box h3{margin:20px 0 8px;font-size:13px;letter-spacing:.03em;display:flex;align-items:baseline;gap:8px}
.modal__box h3 span{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);font-weight:400}
.modal__box .lede{color:var(--muted);line-height:1.65;margin:0 0 6px}
.modal__box ul,.modal__box ol{margin:0;padding-left:19px;color:var(--muted);line-height:1.68;font-size:13px}
.modal__box li{margin-bottom:7px}
.modal__box li b{color:var(--fg)}
.modal__box .fine{font-size:11.5px;color:var(--dim);margin:14px 0 0;line-height:1.6}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:26px;transform:translateX(-50%);z-index:150;
  background:#1a1f2a;border:1px solid var(--bd2);border-radius:8px;padding:10px 16px;
  font-size:13px;box-shadow:0 12px 34px rgba(0,0,0,.55);max-width:min(560px,90vw);
}
.toast[hidden]{display:none}
.toast--err{border-color:#6d2626;background:#241212;color:#ffc9c9}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .shell{grid-template-columns:250px minmax(0,1fr) 268px}
}
@media (max-width:960px){
  body{overflow:auto}
  .shell{grid-template-columns:1fr;height:auto}
  .rail{max-height:none;border:0;border-bottom:1px solid var(--bd)}
  .rail--right{order:3}
  .stage{order:2;min-height:78vh}
  .timeline{height:170px}
  .topbar{height:auto;padding:9px 12px;flex-wrap:wrap}
}