/* ---- Cortar Horizontal (ISOLADO) ---- */
.chf2 { max-width: 980px; margin: 24px auto; padding: 0 16px; }
.chf2 .h-card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.06);padding:18px;color:#111}
.chf2 h1{font-size:22px;margin:0 0 8px;color:#00bfa6}
.chf2 .h-sub{color:#6b7280;margin:0 0 16px}
.chf2 .h-grid{display:grid;grid-template-columns:1fr 360px;gap:16px}
@media (max-width:900px){.chf2 .h-grid{grid-template-columns:1fr}}
.chf2 .h-stage{position:relative;background:#000;border-radius:16px;overflow:hidden;min-height:320px;touch-action:none}
.chf2 .h-mask::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent,transparent)}
.chf2 .h-crop{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:96%;aspect-ratio:16/9;outline:180vmax solid rgba(0,0,0,.55);border:2px solid #fff;border-radius:12px;pointer-events:none}
.chf2 canvas.h-canvas{display:block;width:100%;max-width:100%;border-radius:12px;background:#111}
.chf2 .h-controls{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;align-items:center}
.chf2 .h-controls>*{flex:1 1 auto}
.chf2 .h-row{display:flex;gap:8px;align-items:center}
.chf2 input[type="file"].h-file{padding:10px;border:1px dashed #e5e7eb;border-radius:12px;background:#fafafa}
.chf2 button.h-btn, .chf2 select.h-sel, .chf2 input[type="range"].h-range{padding:10px 12px;border-radius:12px;border:1px solid #e5e7eb;background:#fff;cursor:pointer}
.chf2 button.h-primary{background:#00bfa6;border-color:#00bfa6;color:#fff;font-weight:700}
.chf2 .h-prev{background:#fff;border:1px solid #eee;border-radius:16px;padding:12px;text-align:center}
.chf2 .h-prev .h-box{width:100%;aspect-ratio:16/9;background:#000;border-radius:12px;overflow:hidden;display:grid;place-items:center}
.chf2 .h-prev img{width:100%;height:100%;object-fit:contain;display:block}
.chf2 small.h-tip{color:#6b7280}

.chf2 button.h-btn{
  background:#2563eb !important;
  border-color:#2563eb !important;
  color:#fff !important;
}
.chf2 button.h-btn:hover{
  background:#1e40af !important;
}