:root{
  --bg:#101218;--panel:#171a22;--panel2:#1f2430;--borde:#2a3040;--txt:#e9ecf3;--tenue:#8d95a8;
  --acc:#2ee6c5;--acc2:#16b89c;--rojo:#ff5d6c;--vid:#3b82f6;--img:#a78bfa;--txtc:#f59e0b;--aud:#22c55e;--capa:#ec4899;
  --alto-pista:46px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0;background:var(--bg);color:var(--txt);font:14px/1.35 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overscroll-behavior:none}
button,select,input,textarea{font:inherit;color:inherit}
button{background:var(--panel2);border:1px solid var(--borde);border-radius:8px;padding:7px 11px;cursor:pointer;touch-action:manipulation}
button:hover{border-color:#41495f}
button:disabled{opacity:.4;cursor:default}
button.primario,.boton.primario{background:var(--acc);color:#04201a;border-color:var(--acc);font-weight:600}
button.icono{width:36px;height:36px;padding:0;display:inline-grid;place-items:center;font-size:18px}
button.icono.grande{width:44px;height:44px;border-radius:50%;background:var(--acc);color:#04201a;border-color:var(--acc);font-size:20px}
.boton{display:inline-block;background:var(--panel2);border:1px solid var(--borde);border-radius:8px;padding:6px 10px;cursor:pointer}
select,input[type=text],input[type=number],textarea,.nombre{background:var(--panel2);border:1px solid var(--borde);border-radius:8px;padding:6px 8px;min-width:0}
input[type=range]{accent-color:var(--acc);width:100%}
input[type=color]{width:38px;height:30px;padding:0;border:1px solid var(--borde);border-radius:6px;background:none}
[hidden]{display:none!important}
.ayuda{color:var(--tenue);margin:6px 14px}
.ayuda.pequena{font-size:12px;margin:0 12px 8px}

/* Inicio */
#inicio{max-width:1100px;margin:0 auto;padding:max(16px,env(safe-area-inset-top)) 16px 40px}
.inicio-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0}
.marca{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:700;color:var(--acc)}
.rejilla{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;margin-top:12px}
.tarjeta{background:var(--panel);border:1px solid var(--borde);border-radius:12px;overflow:hidden;cursor:pointer;position:relative}
.tarjeta:hover{border-color:var(--acc2)}
.tarjeta .mini-vista{aspect-ratio:16/10;background:#0b0d12;display:grid;place-items:center}
.tarjeta .mini-vista i{display:block;background:linear-gradient(135deg,#25304a,#1a2033);border:1px solid #3a4560;border-radius:3px}
.tarjeta .info{padding:10px 12px}
.tarjeta .info b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tarjeta .info span{color:var(--tenue);font-size:12px}
.tarjeta .x{position:absolute;top:6px;right:6px;width:28px;height:28px;padding:0;background:#000a;border-color:transparent}

/* Editor */
#editor{display:flex;flex-direction:column;height:100dvh}
.top{display:flex;align-items:center;gap:8px;padding:8px 10px;padding-top:max(8px,env(safe-area-inset-top));background:var(--panel);border-bottom:1px solid var(--borde)}
.nombre{flex:1;min-width:80px;font-weight:600}
#formato{max-width:150px}
.estado{color:var(--tenue);font-size:12px;white-space:nowrap}
.cuerpo{flex:1;min-height:0;display:grid;grid-template-columns:270px 1fr 310px;gap:0}
.panel{background:var(--panel);overflow:auto;border-right:1px solid var(--borde)}
#p-ajustes{border-right:0;border-left:1px solid var(--borde)}
.panel-cab{display:flex;align-items:center;justify-content:space-between;padding:10px 12px}
.medios{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;padding:0 10px 14px}
.medio{background:var(--panel2);border:1px solid var(--borde);border-radius:8px;overflow:hidden;position:relative}
.medio .vista{aspect-ratio:1;background:#0b0d12;display:grid;place-items:center;overflow:hidden}
.medio .vista img,.medio .vista video{width:100%;height:100%;object-fit:cover;display:block}
.medio .vista .nota{font-size:28px}
.medio .pie{display:flex;gap:4px;padding:4px}
.medio .pie button{flex:1;padding:4px 2px;font-size:12px}
.medio .tipo{position:absolute;top:4px;left:4px;background:#000b;border-radius:4px;padding:1px 5px;font-size:11px}
.medio .sub{position:absolute;left:0;right:0;bottom:34px;height:3px;background:#0006}
.medio .sub i{display:block;height:100%;background:var(--acc)}
.medio .quitar{position:absolute;top:2px;right:2px;width:22px;height:22px;padding:0;background:#000a;border-color:transparent;font-size:12px}
.centro{display:flex;flex-direction:column;min-width:0;min-height:0;background:#0b0d12}
.lienzo-caja{flex:1;min-height:0;display:grid;place-items:center;padding:10px}
#cv{max-width:100%;max-height:100%;background:#000;box-shadow:0 4px 30px #0009;touch-action:none}
.transporte{display:flex;align-items:center;gap:10px;padding:6px 12px;background:var(--panel);border-top:1px solid var(--borde)}
.tiempo{font-variant-numeric:tabular-nums;color:var(--tenue);flex:1;text-align:center}
.mini{display:flex;align-items:center;gap:6px;color:var(--tenue);font-size:12px;width:150px}

.tabs{display:none}
.linea{height:300px;background:var(--panel);border-top:1px solid var(--borde);display:flex;flex-direction:column;min-height:0}
.herr{display:flex;gap:6px;padding:6px 10px;overflow-x:auto;flex:none}
.herr button{white-space:nowrap;padding:5px 10px}
.tl{flex:1;overflow:auto;position:relative;min-height:0;touch-action:pan-x pan-y}
.tl-in{position:relative;min-height:100%}
.regla{touch-action:none;height:24px;position:sticky;top:0;z-index:5;background:var(--panel);border-bottom:1px solid var(--borde);cursor:pointer;margin-left:70px}
.regla i{position:absolute;top:0;height:100%;border-left:1px solid #3a4258;padding-left:4px;font-size:10px;color:var(--tenue);font-style:normal;line-height:22px;pointer-events:none}
.pista{position:relative;height:var(--alto-pista);border-bottom:1px solid #20263400;margin-bottom:3px}
.pista .etq{position:sticky;left:0;z-index:4;width:66px;height:100%;background:var(--panel);display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--tenue);text-align:center;border-right:1px solid var(--borde);padding:0 3px}
.pista .carril{position:absolute;left:70px;right:0;top:0;bottom:0;background:#151922;border-radius:6px}
.clip{position:absolute;top:2px;bottom:2px;border-radius:6px;overflow:hidden;color:#fff;font-size:11px;padding:3px 8px;white-space:nowrap;text-overflow:ellipsis;cursor:grab;border:2px solid transparent;touch-action:none;user-select:none}
.clip.t-video{background:var(--vid)}.clip.t-imagen{background:var(--img)}.clip.t-texto{background:var(--txtc);color:#201400}.clip.t-audio{background:var(--aud);color:#05210f}
.clip.capa{background:var(--capa)}
.clip.sel{border-color:#fff;box-shadow:0 0 0 1px #000}
.clip .asa{position:absolute;top:0;bottom:0;width:12px;cursor:ew-resize;background:#0004}
.clip .asa.i{left:0}.clip .asa.d{right:0}
.clip .tr-e,.clip .tr-s{position:absolute;top:0;bottom:0;width:14px;background:linear-gradient(90deg,#fff6,transparent);pointer-events:none}
.clip .tr-s{right:0;transform:scaleX(-1)}
.cabeza{position:absolute;top:0;bottom:0;width:2px;background:#fff;z-index:6;pointer-events:none;margin-left:70px}
.cabeza::before{content:"";position:absolute;top:0;left:-6px;border:6px solid transparent;border-top-color:#fff}

/* Ajustes */
#ajustes{padding:0 12px 20px}
.campo{margin:10px 0}
.campo>label,.campo>.et{display:flex;justify-content:space-between;color:var(--tenue);font-size:12px;margin-bottom:3px}
.campo select,.campo textarea,.campo input[type=number],.campo input[type=text]{width:100%}
.dos{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.fila-bt{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}
.fila-bt button{flex:1;min-width:70px;padding:6px 4px;font-size:12px}
.fila-bt button.on{border-color:var(--acc);color:var(--acc)}
.sep{border:0;border-top:1px solid var(--borde);margin:14px 0}
.vacio{color:var(--tenue);padding:20px 4px;text-align:center}
h3.sec{margin:16px 0 4px;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--acc)}

/* Diálogos */
.dlg{position:fixed;inset:0;background:#000b;display:grid;place-items:center;z-index:50;padding:16px}
.dlg-caja{background:var(--panel);border:1px solid var(--borde);border-radius:14px;padding:18px;width:min(420px,100%)}
.dlg-caja h2{margin:0 0 10px}
.dlg-caja label{display:block;margin:10px 0;color:var(--tenue);font-size:12px}
.dlg-caja label select{width:100%;margin-top:3px;font-size:14px;color:var(--txt)}
.dlg-bt{display:flex;gap:8px;justify-content:flex-end;margin-top:14px}
.barra{height:10px;background:var(--panel2);border-radius:6px;overflow:hidden;margin:14px 0 4px}
.barra div{height:100%;width:0;background:var(--acc);transition:width .4s}
.menu{position:fixed;z-index:60;background:var(--panel);border:1px solid var(--borde);border-radius:10px;padding:4px;box-shadow:0 8px 30px #000a;min-width:200px}
.menu button{display:block;width:100%;text-align:left;border:0;background:none;padding:9px 12px}
.menu button:hover{background:var(--panel2)}
.aviso{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#222a3a;border:1px solid var(--borde);padding:10px 16px;border-radius:10px;z-index:70;max-width:90vw}
.soltar{position:fixed;inset:10px;border:3px dashed var(--acc);border-radius:16px;background:#0e2b27cc;display:grid;place-items:center;font-size:20px;z-index:80;pointer-events:none}

/* Móvil y tablet vertical */
@media (max-width:899px){
  .cuerpo{display:contents}
  .top{order:0;gap:6px}
  .centro{order:1;flex:none;height:36dvh}
  .tabs{order:2;display:flex;background:var(--panel);border-top:1px solid var(--borde);border-bottom:1px solid var(--borde)}
  .tabs button{flex:1;border:0;border-radius:0;background:none;padding:10px 4px;color:var(--tenue)}
  .tabs button.activa{color:var(--acc);box-shadow:inset 0 -2px 0 var(--acc)}
  .panel{display:none;order:3;flex:1;min-height:0;border:0}
  body[data-tab=medios] #p-medios,body[data-tab=ajustes] #p-ajustes{display:block}
  .linea{order:3;flex:1;height:auto}
  body[data-tab=medios] .linea,body[data-tab=ajustes] .linea{display:none}
  .mini{display:none}
  #formato{max-width:92px}
  .estado{display:none}
  #btn-exportar{padding:7px 10px;font-size:13px}
  .nombre{max-width:34vw}
  #btn-undo,#btn-redo{width:32px}
  .medios{grid-template-columns:repeat(2,1fr)}
}
.botones-add{display:flex;gap:6px;flex-wrap:wrap}
.panel-cab{flex-wrap:wrap;gap:6px}
.herr .deshacer{border-color:var(--acc);color:var(--acc)}
.herr button{padding:8px 12px}
.aviso button{padding:4px 10px}
.linea{position:relative}
.zoomes{position:absolute;right:10px;bottom:12px;z-index:9;display:flex;gap:6px}
.zoomes button{width:42px;height:42px;padding:0;font-size:20px;background:#222a3acc;backdrop-filter:blur(4px)}
details.filtros{margin:14px 0;border:1px solid var(--borde);border-radius:10px;padding:8px 10px;background:var(--panel2)}
details.filtros summary{cursor:pointer;font-weight:600;color:var(--acc);padding:4px 0}
.galeria-filtros{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;margin:8px 0}
.galeria-filtros button{padding:7px 4px;font-size:12px}
.galeria-filtros button.on{border-color:var(--acc);color:var(--acc)}
/* Biblioteca de medios: proporción real, datos, punto de selección y vista */
.medios{align-items:start}
.medio .vista{aspect-ratio:auto;cursor:pointer;position:relative}
.medio .vista img,.medio .vista video{object-fit:contain}
.medio .vista .play{position:absolute;inset:auto;width:34px;height:34px;border-radius:50%;background:#000a;color:#fff;display:grid;place-items:center;font-size:14px;pointer-events:none}
.medio .punto{position:absolute;top:6px;left:6px;width:26px;height:26px;padding:0;border-radius:50%;background:#000a;border:2px solid #fff;color:#04201a;font-weight:700;line-height:1;display:grid;place-items:center}
.medio .punto.on{background:var(--acc);border-color:var(--acc)}
.medio.elegido{border-color:var(--acc);box-shadow:0 0 0 2px var(--acc)}
.medio .datos{padding:5px 6px 0;font-size:11px;line-height:1.3}
.medio .datos b{display:block;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.medio .datos span{color:var(--tenue)}
.medio .sub{bottom:auto;top:0}
.barra-sel{position:sticky;bottom:0;display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:8px 10px;background:var(--panel);border-top:1px solid var(--acc);z-index:5}
.barra-sel b{flex:1 1 100%}
.barra-sel button{flex:1;padding:8px 6px;font-size:13px}
.medio-caja{width:min(720px,100%);max-height:92dvh;display:flex;flex-direction:column}
.medio-cab{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;margin-bottom:8px}
.medio-cuerpo{flex:1;min-height:120px;display:grid;place-items:center;background:#000;border-radius:10px;overflow:hidden}
.medio-cuerpo img,.medio-cuerpo video{max-width:100%;max-height:62dvh;display:block}
.medio-cuerpo audio{width:90%;margin:30px 0}
.dlg-bt{flex-wrap:wrap}