:root{
  --bg:#f5f4f0; --surface:#fbfbf9; --panel:#ffffff; --panel-soft:#f7f6f2;
  --ink:#1c1c1a; --ink-hover:#3a3935; --ink-2:#55534d; --sub:#7a776f; --muted:#8a877f;
  --line:#e3e1db; --line-2:#dcdad3; --line-3:#efeee9; --hover:#efeee9; --soft:#f3f2ee; --track:#ebe9e3;
  --accent:#2f4ad0; /* 렌더 코발트 */
  --accent-hover:#2439a8;
  --accent-soft:#e8ecfb;
  --warn:#b54708; --ok:#2f8f5b;
  --font:"IBM Plex Sans KR",sans-serif; --mono:"JetBrains Mono",monospace;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased}
button,input,select{font:inherit;color:inherit}
.mono-label{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--muted)}
.mono{font-family:var(--mono)}
.app{min-height:100vh;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 28px;border-bottom:1px solid var(--line);background:var(--surface);flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:6px 14px;min-width:0;flex-wrap:wrap}
.brand-title{font-size:17px;font-weight:700;letter-spacing:-.01em;margin:0}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:36px;padding:0 14px;background:transparent;border:1px solid var(--line-2);border-radius:999px;font-size:13px;cursor:pointer;white-space:nowrap;text-decoration:none;color:var(--ink)}
.btn:hover{background:var(--hover)}
.btn:disabled{opacity:.4;cursor:not-allowed}
.btn:disabled:hover{background:transparent}
.btn--solid{background:var(--ink);color:#fff;border:none;font-weight:500}
.btn--solid:hover{background:var(--ink-hover)}
.btn--small{height:30px;padding:0 11px;font-size:12px}
.btn--ghost{border-style:dashed}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (max-width:640px){ .topbar{padding:14px 16px} }

.vc{flex:1;width:100%;max-width:1320px;margin:0 auto;padding:28px;display:flex;flex-direction:column;gap:16px}

/* 미지원 안내 */

/* 드롭 영역 */
.drop{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;padding:56px 20px;border:1.5px dashed var(--line-2);border-radius:20px;background:var(--surface);cursor:pointer;transition:border-color .15s,background .15s}
.drop:hover,.drop.is-over{border-color:var(--accent);background:var(--accent-soft)}
.drop strong{font-size:16px}
.drop>span{font-size:13px;color:var(--sub);line-height:1.6}
.drop-art{display:flex;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap;justify-content:center}
.reel{display:flex;gap:4px;padding:8px 6px;border-radius:6px;background:var(--ink);
  background-image:radial-gradient(circle,var(--surface) 1.6px,transparent 2px);background-size:8px 7px;background-repeat:repeat-x;background-position:2px 1px}
.reel i{width:28px;height:22px;border-radius:2px;margin:4px 0;background:#8fa0ea}
.reel i:nth-child(2){background:#6077dc}.reel i:nth-child(3){background:#3f58cf}
.arrow{width:26px;height:2px;background:var(--muted);position:relative}
.arrow::after{content:"";position:absolute;right:-1px;top:-4px;border-left:7px solid var(--muted);border-top:5px solid transparent;border-bottom:5px solid transparent}
.chip{font-family:var(--mono);font-weight:500;font-size:12.5px;padding:6px 10px;border-radius:8px;letter-spacing:.08em}
.chip--mp4{background:var(--accent);color:#fff}
.drop-safe{display:inline-flex;align-items:center;margin-top:4px;padding:6px 12px;border-radius:999px;background:var(--panel);border:1px solid var(--line);font-size:12px !important;color:var(--ink-2) !important}
.dot{display:inline-block;flex:none;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:6px;vertical-align:1px}
.alert{margin:0;padding:10px 14px;border-radius:10px;background:#fdecec;color:#9b2226;font-size:13px;line-height:1.6}
.loading{display:flex;align-items:center;gap:10px;margin:0;padding:14px 16px;border-radius:12px;background:var(--panel);border:1px solid var(--line);font-size:13px;color:var(--ink-2)}
.spin{width:16px;height:16px;border-radius:50%;border:2px solid var(--line-2);border-top-color:var(--accent);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* 작업 영역 */
.workspace{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start;animation:rise .25s ease}
.left{display:flex;flex-direction:column;gap:12px;min-width:0}
.player{background:#111;border-radius:16px;overflow:hidden;display:grid;place-items:center;aspect-ratio:16/9}
.player video{display:block;width:100%;height:100%;object-fit:contain;background:#000}
.specs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;margin:0;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.specs div{background:var(--panel);padding:10px 12px;min-width:0}
.specs dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--muted);margin-bottom:4px}
.specs dd{margin:0;font-size:13px;font-weight:500;overflow-wrap:anywhere;line-height:1.45}
.mode-note{margin:0;padding:10px 14px;border-radius:10px;background:var(--accent-soft);font-size:12.5px;line-height:1.7;color:var(--ink-2)}

.timeline-card{padding:14px;background:var(--panel);border:1px solid var(--line);border-radius:16px;display:flex;flex-direction:column;gap:12px}
.tl-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.ic-play{width:0;height:0;border-left:8px solid currentColor;border-top:5px solid transparent;border-bottom:5px solid transparent}
#playSel.is-on{background:var(--ink);color:#fff;border-color:var(--ink)}
#playSel.is-on .ic-play{width:8px;height:10px;border:0;border-left:3px solid currentColor;border-right:3px solid currentColor}
.track{position:relative;height:64px;border-radius:10px;background:#222;overflow:hidden;touch-action:none;cursor:pointer;user-select:none;-webkit-user-select:none}
.track.is-locked{opacity:.6;pointer-events:none}
.strip{position:absolute;inset:0;display:flex}
.strip img{flex:1;min-width:0;height:100%;object-fit:cover;opacity:.9}
.shade{position:absolute;top:0;bottom:0;background:rgba(15,15,15,.64);pointer-events:none}
.shade--l{left:0}.shade--r{right:0}
.sel{position:absolute;top:0;bottom:0;border:3px solid var(--accent);border-left:0;border-right:0;pointer-events:none}
.cursor{position:absolute;top:0;bottom:0;width:2px;margin-left:-1px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.35);pointer-events:none}
.handle{position:absolute;top:0;bottom:0;width:20px;margin-left:-10px;border:0;padding:0;background:transparent;cursor:ew-resize;touch-action:none}
.handle::before{content:"";position:absolute;top:0;bottom:0;left:4px;width:12px;border-radius:4px;background:var(--accent)}
.handle::after{content:"";position:absolute;top:50%;left:9px;width:2px;height:18px;margin-top:-9px;background:rgba(255,255,255,.85);border-radius:1px}
.handle:focus-visible{outline:none}
.handle:focus-visible::before{box-shadow:0 0 0 2px #fff,0 0 0 4px var(--accent)}
.range-row{display:flex;align-items:flex-end;gap:8px 10px;flex-wrap:wrap}
.time{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--ink-2)}
.time-input{width:108px;height:36px;padding:0 10px;border:1px solid var(--line-2);border-radius:10px;background:var(--surface);font-family:var(--mono);font-size:13.5px;color:var(--ink)}
.time-input.is-bad{border-color:#e5484d}
.time-input:disabled{opacity:.5}
.range-row .btn--small{height:36px}
.time--len{margin-left:auto}
.time--len output{height:36px;display:flex;align-items:center;font-family:var(--mono);font-size:14px;font-weight:500;color:var(--accent)}
.tl-hint{margin:0;font-size:11.5px;color:var(--sub);line-height:1.6}

/* 설정 패널 */
.panel{display:flex;flex-direction:column;gap:12px;min-width:0}
.box{display:flex;flex-direction:column;gap:16px;padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:16px}
.box-title{margin:0;font-size:14px;font-weight:700}
.field{display:flex;flex-direction:column;gap:8px;min-width:0}
.field-row{display:flex;justify-content:space-between;align-items:center;gap:8px}
.field-label{font-size:12.5px;color:var(--ink-2);font-weight:500}
.field-label small{font-weight:400;color:var(--muted)}
.field--inline{gap:6px}
.select{height:38px;padding:0 8px;border:1px solid var(--line-2);border-radius:10px;background:var(--surface);font-size:13px;width:100%;min-width:0}
.sub-note{margin:0;padding:9px 11px;border-radius:10px;background:#fff7ef;color:#7a3e0c;font-size:12px;line-height:1.65}


.seg{display:flex;padding:3px;background:var(--soft);border:1px solid var(--line);border-radius:999px;gap:2px}
.seg button{flex:1;min-width:0;height:32px;border:0;border-radius:999px;background:transparent;font-size:12.5px;cursor:pointer;color:var(--ink-2);white-space:nowrap;padding:0 6px}
.seg button:hover{background:var(--hover)}
.seg button[aria-checked="true"]{background:var(--panel);color:var(--ink);font-weight:500;box-shadow:0 1px 2px rgba(0,0,0,.08),0 0 0 1px var(--line-2)}
.seg button:disabled{opacity:.35;cursor:not-allowed;background:transparent}



.estimate{padding:12px 14px;border-radius:12px;background:var(--soft);font-size:12.5px;line-height:1.6;color:var(--ink-2)}
.est-main{display:flex;justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:4px}
.est-main span{font-size:12.5px}
.est-main b{font-family:var(--mono);font-size:20px;font-weight:500;color:var(--ink)}
.est-sub b{font-family:var(--mono);font-weight:500;color:var(--ink)}
.btn--go{height:48px;font-size:15px;background:var(--accent)}
.btn--go:hover{background:var(--accent-hover)}
.btn--go:disabled:hover{background:var(--accent)}
.progress{display:flex;flex-direction:column;gap:7px}
.progress-head{display:flex;justify-content:space-between;gap:8px;font-size:12.5px;color:var(--ink-2)}
.progress-head .mono{font-weight:500;color:var(--ink)}
.bar{height:8px;border-radius:999px;background:var(--track);overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--accent);border-radius:inherit;transition:width .15s}
.progress-foot{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.progress-foot .mono-label{letter-spacing:.04em}
.note{margin:0;font-size:12px;line-height:1.7;color:var(--sub)}
.note b{color:var(--ink-2)}

/* 결과 */
.result{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start;padding:18px;background:var(--panel);border:1.5px solid var(--accent);border-radius:18px;animation:rise .25s ease;scroll-margin-top:16px}
.result-media{background:#111;border-radius:12px;overflow:hidden;display:grid;place-items:center;aspect-ratio:16/9}
.result-media video{display:block;width:100%;height:100%;object-fit:contain;background:#000}
.result-side{display:flex;flex-direction:column;gap:14px;min-width:0}
.result-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.result-head .box-title{font-size:16px}
.res-meta{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px;margin:0}
.res-meta div{min-width:0}
.res-meta dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--muted)}
.res-meta dd{margin:2px 0 0;font-size:13px;font-weight:500;overflow-wrap:anywhere}
.hint{margin:0;font-size:12px;color:var(--warn);line-height:1.6}
.btn--save{height:46px;font-size:14.5px;background:var(--accent)}
.btn--save:hover{background:var(--accent-hover)}

.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:100;max-width:calc(100vw - 32px);text-align:center}
.toast.is-show{opacity:1;transform:translate(-50%,0)}
@keyframes rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

@media (max-width:1060px){
  .workspace,.result{grid-template-columns:minmax(0,1fr)}
  .specs{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:640px){
  .vc{padding:16px;gap:12px}
  .drop{padding:36px 16px}
  .player,.result-media{border-radius:12px}
  .specs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .specs div:last-child{grid-column:1/-1}
  .range-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .range-row>label:nth-of-type(1){order:1}
  .range-row>label:nth-of-type(2){order:2}
  #setStart{order:3}
  #setEnd{order:4}
  #resetRange{order:5}
  .range-row .time--len{order:6;margin-left:0;flex-direction:row;align-items:center;justify-content:flex-end;gap:8px}
  .time--len output{height:36px}
  .time-input{width:100%}
  .box,.result{padding:14px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* 다크 모드 (인쇄는 라이트 그대로) */
@media screen{
  :root[data-theme="dark"]{
    color-scheme:dark;
    --bg:#131418; --surface:#191a1f; --panel:#1e1f25; --panel-soft:#23242b;
    --ink:#eaebf0; --ink-hover:#ffffff; --ink-2:#c6c8d0; --sub:#9d9fab; --muted:#888a96;
    --line:#2c2d35; --line-2:#373842; --line-3:#25262d; --hover:#282930; --soft:#25262d; --track:#32333c;
    --accent:#7d93ff; --accent-hover:#97a8ff; --accent-soft:rgba(125,147,255,.15);
    --warn:#f5a65f; --ok:#5cc28a;
  }
  :root[data-theme="dark"] .btn--solid,:root[data-theme="dark"] .toast,:root[data-theme="dark"] .chip--mp4,
  :root[data-theme="dark"] #playSel.is-on{color:var(--bg)}
  :root[data-theme="dark"] .reel{background-color:#3a3c48}
  :root[data-theme="dark"] .alert{background:rgba(229,72,77,.16);color:#ffaaad}
  :root[data-theme="dark"] .player,:root[data-theme="dark"] .track,:root[data-theme="dark"] .result-media{box-shadow:0 0 0 1px var(--line-2)}
  :root[data-theme="dark"] .handle::after{background:rgba(0,0,0,.55)}
  :root[data-theme="dark"] .time-input.is-bad{border-color:#ff6b70}
  :root[data-theme="dark"] .sub-note{background:rgba(245,166,95,.1);color:#f7c08e}
  :root[data-theme="dark"] .seg button[aria-checked="true"]{background:var(--track);box-shadow:0 1px 2px rgba(0,0,0,.3),0 0 0 1px var(--line-2)}
}

/* ===== 동영상 자르기 · 합치기 전용 ===== */
.notes{display:flex;flex-direction:column;margin-top:-4px}
.safe-note{display:flex;align-items:flex-start;gap:8px;margin:0 2px;font-size:12.5px;line-height:1.55;color:var(--sub)}
.safe-note svg{flex:none;margin-top:2px;color:var(--ok)}
.safe-note b{color:var(--ink-2);font-weight:500}
.lib-note{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;color:var(--muted);margin-top:4px}
.limit-note{margin-top:6px}
.limit-note svg{color:#d08a1e}
.browser-note{margin-top:6px}
.browser-note svg{color:var(--accent)}

.reel--b i{background:#f0b45a}
.reel--b i:nth-child(2){background:#d08a1e}
.cut{width:2px;height:44px;background:repeating-linear-gradient(to bottom,var(--warn) 0 5px,transparent 5px 9px);margin:0 -4px}

.clip-title{margin:0;font-size:14px;font-weight:700;overflow-wrap:anywhere;line-height:1.4}
.player{position:relative}
.no-prev{position:absolute;inset:0;display:grid;place-items:center;margin:0;padding:24px;color:#d6d6d6;font-size:13px;line-height:1.7;text-align:center}
.snap{position:absolute;top:3px;bottom:3px;border:2px dashed #ffd166;border-radius:5px;pointer-events:none;box-sizing:border-box}
.step-row{display:flex;align-items:flex-end;gap:8px;flex-wrap:wrap}
.step-row .btn--small{height:36px}
.snap-info{margin:0;padding:9px 12px;border-radius:10px;background:var(--soft);font-size:12.5px;line-height:1.65;color:var(--ink-2)}
.snap-info:empty{display:none}
.snap-info b{font-family:var(--mono);font-weight:500;color:var(--ink)}
.snap-info.is-fast{background:#fff6e3;color:#6f4a10}
.snap-info.is-warn{background:#fff7ef;color:var(--warn)}

.box-head{display:flex;flex-direction:column;gap:3px}
.box-sub{font-size:11.5px;color:var(--muted);line-height:1.5}
.clips{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.clip{display:flex;align-items:center;gap:6px;padding:6px 6px 6px 2px;border:1.5px solid var(--line);border-radius:12px;background:var(--surface);min-width:0}
.clip.is-sel{border-color:var(--accent);background:var(--accent-soft)}
.clip-grip{flex:none;width:18px;height:30px;cursor:grab;touch-action:none;background-image:radial-gradient(circle,var(--muted) 1.3px,transparent 1.7px);background-size:6px 6px;background-position:3px 3px;background-repeat:repeat;border-radius:4px;opacity:.8}
.clip-grip i{display:none}
.clip-grip:hover{background-color:var(--hover)}
.clip-no{flex:none;min-width:16px;text-align:center;font-size:12px;color:var(--muted)}
.clip-thumb{flex:none;width:54px;height:36px;border-radius:6px;background:#222;overflow:hidden}
.clip-thumb img{display:block;width:100%;height:100%;object-fit:cover}
.clip-main{flex:1;min-width:0;display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:2px 0;border:0;background:transparent;text-align:left;cursor:pointer;color:inherit;font:inherit}
.clip-name{max-width:100%;font-size:12.5px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.clip-meta{font-size:11px;color:var(--ink-2)}
.clip-meta b{font-weight:500;color:var(--accent)}
.clip-spec{display:flex;flex-wrap:wrap;align-items:center;gap:4px;font-size:10.5px;color:var(--muted)}
.clip-tag{padding:1px 7px;border-radius:999px;background:#fff1e0;color:var(--warn);font-size:10px}
.clip-act{flex:none;display:flex;gap:1px}
.ic-btn{display:grid;place-items:center;width:26px;height:26px;padding:0;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--ink-2);font-size:12px;cursor:pointer}
.ic-btn:hover{background:var(--hover);border-color:var(--line)}
.ic-btn:disabled{opacity:.3;cursor:default;background:transparent;border-color:transparent}
.ic-btn--x:hover{color:#c0392b}
.btn--add{width:100%}
.sort-ph{list-style:none;border:2px dashed var(--accent);border-radius:12px;background:var(--accent-soft);opacity:.7}
.is-lifted{position:fixed !important;z-index:1000;pointer-events:none;transform:rotate(-1deg) scale(1.02);box-shadow:0 20px 40px rgba(0,0,0,.2);opacity:.95}
body.is-sorting{cursor:grabbing;user-select:none;-webkit-user-select:none}

.modes{display:flex;flex-direction:column;gap:8px;min-width:0;margin:0;padding:0;border:0}
.modes legend{padding:0;margin-bottom:8px}
.mode-opt{display:flex;align-items:flex-start;gap:10px;padding:11px 12px;border:1.5px solid var(--line-2);border-radius:12px;background:var(--surface);cursor:pointer;transition:border-color .12s,background .12s}
.mode-opt:hover{border-color:var(--ink-2)}
.mode-opt:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.mode-opt input{flex:none;width:16px;height:16px;margin:2px 0 0;accent-color:var(--accent)}
.mode-opt input:disabled+.mode-body{opacity:.55}
.mode-body{display:flex;flex-direction:column;gap:4px;min-width:0}
.mode-body>b{font-size:13.5px;line-height:1.4}
.mode-body em{display:inline-block;margin-left:4px;padding:1px 7px;border-radius:999px;background:var(--accent);color:#fff;font-style:normal;font-size:10.5px;font-weight:500;vertical-align:1px}
.mode-body small{font-size:11.5px;line-height:1.65;color:var(--ink-2)}
.mode-body small b{color:var(--ink);font-weight:600}
.mode-note{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.mode-note b{font-weight:600}
.exact-opts{display:flex;flex-direction:column;gap:14px}
.aac-ask{display:flex;flex-direction:column;gap:9px}
.aac-btns{display:flex;flex-wrap:wrap;gap:6px}
.result-side .btn{width:100%}

@media (max-width:640px){
  .step-row{display:grid;grid-template-columns:1fr 1.2fr 1fr}
  .time--cur .time-input{width:100%}
  .clip-thumb{width:44px;height:30px}
  .clip-act{flex-direction:column}
  .ic-btn{width:30px;height:24px}
  .drop-art .reel--b,.drop-art .cut{display:none}
}
@media screen{
  :root[data-theme="dark"] .snap-info.is-fast{background:rgba(255,209,102,.1);color:#f3d08b}
  :root[data-theme="dark"] .snap-info.is-warn{background:rgba(245,166,95,.1);color:#f7c08e}
  :root[data-theme="dark"] .clip-tag{background:rgba(245,166,95,.14)}
  :root[data-theme="dark"] .mode-body em{color:var(--bg)}
  :root[data-theme="dark"] .clip-thumb{box-shadow:0 0 0 1px var(--line-2)}
  :root[data-theme="dark"] .is-lifted{box-shadow:0 20px 40px rgba(0,0,0,.5)}
}