.hidden { display: none !important; }
.remover-panel { overflow: hidden; }
.drop-zone {
  display: grid;
  place-items: center;
  min-height: 390px;
  padding: clamp(28px, 6vw, 62px) 22px;
  border: 1px dashed rgba(255, 191, 0, 0.52);
  border-radius: 14px;
  background: #0c0d0f;
  text-align: center;
  outline: none;
  transition: border-color .16s ease, background .16s ease;
}
.drop-zone:hover, .drop-zone:focus-visible, .drop-zone.dragover { border-color: var(--gcg-gold-main); background: #111214; }
.drop-icon {
  display: grid; place-items: center; width: 72px; height: 72px; margin-bottom: 18px;
  border: 1px solid var(--line-gold); border-radius: 16px; background: rgba(255,191,0,.10);
  color: var(--gcg-gold-main); font-weight: 800; letter-spacing: .08em;
}
.drop-zone .panel-title { margin: 0 0 10px; color: #fff; font-size: clamp(2.1rem, 5vw, 3.5rem); }
.drop-zone p { max-width: 650px; margin: 0 0 20px; color: var(--muted); }
.drop-zone small { display: block; margin-top: 15px; color: #727b7f; font-size: .75rem; }
.workspace { display: grid; gap: 18px; }
.workspace-head { display: flex; align-items: end; justify-content: space-between; gap: 18px; }
.file-name { max-width: 760px; margin: 0; color: #fff; font-size: clamp(2rem, 4vw, 3rem); line-height: 1; overflow-wrap: anywhere; }
.file-meta { margin: 7px 0 0; color: var(--muted); font-size: .82rem; }
.compare-card { overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: #070809; }
.compare-stage { position: relative; min-height: 360px; max-height: 650px; aspect-ratio: 16 / 10; overflow: hidden; background: #090a0b; }
.compare-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; user-select: none; -webkit-user-drag: none; }
.original-image { background: #090a0b; }
.result-layer { position: absolute; inset: 0 auto 0 0; width: 0%; overflow: hidden; border-right: 2px solid var(--gcg-gold-main); }
.result-layer .result-image { min-width: 100%; width: 100vw; max-width: none; }
.result-layer.ready .result-image { width: var(--stage-width, 100%); min-width: var(--stage-width, 100%); }
.transparent-bg {
  background-color: #ddd;
  background-image: linear-gradient(45deg,#bbb 25%,transparent 25%),linear-gradient(-45deg,#bbb 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#bbb 75%),linear-gradient(-45deg,transparent 75%,#bbb 75%);
  background-size: 22px 22px; background-position: 0 0,0 11px,11px -11px,-11px 0;
}
.compare-label { position: absolute; top: 14px; z-index: 5; padding: 6px 9px; border-radius: 999px; background: rgba(0,0,0,.72); color: #fff; font-size: .67rem; font-weight: 800; letter-spacing: .09em; }
.before-label { left: 14px; } .after-label { right: 14px; color: var(--gcg-gold-main); }
.compare-handle { position: absolute; top: 0; bottom: 0; left: 0%; z-index: 6; width: 2px; pointer-events: none; }
.compare-handle span { position: absolute; top: 50%; left: 50%; width: 34px; height: 34px; transform: translate(-50%,-50%); border: 1px solid var(--gcg-gold-main); border-radius: 50%; background: #0b0c0d; box-shadow: 0 8px 25px rgba(0,0,0,.35); }
.compare-handle span::before, .compare-handle span::after { content:""; position:absolute; top:50%; width:7px; height:7px; border-top:2px solid var(--gcg-gold-main); border-left:2px solid var(--gcg-gold-main); }
.compare-handle span::before { left:7px; transform:translateY(-50%) rotate(-45deg); } .compare-handle span::after { right:7px; transform:translateY(-50%) rotate(135deg); }
.compare-controls { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 14px; padding: 13px 16px; border-top: 1px solid var(--line); background: #111214; }
.compare-controls label { color: var(--muted); font-size: .78rem; font-weight: 700; }
.compare-controls input[type="range"] { width: 100%; accent-color: var(--gcg-gold-main); }
.status-card { padding: 16px 18px; border: 1px solid var(--line); border-radius: 12px; background: #0d0e10; }
.status-topline { display: flex; align-items: start; justify-content: space-between; gap: 18px; }
.status-topline strong { color: #fff; }
.status-topline p { max-width: 760px; margin: 4px 0 0; color: var(--muted); font-size: .8rem; }
.status-percent { flex: 0 0 auto; color: var(--gcg-gold-main); font-size: .82rem; font-weight: 800; }
.progress-track { height: 7px; margin-top: 13px; overflow: hidden; border-radius: 999px; background: #25282b; }
.progress-bar { width: 0%; height: 100%; border-radius: inherit; background: var(--gcg-gold-main); transition: width .18s ease; }
.status-card.processing .progress-bar { background: linear-gradient(90deg,var(--gcg-gold-outline-dark),var(--gcg-gold-main),var(--gcg-gold-outline-light)); }
.settings-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 14px; }
.setting-card { padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: #111214; }
.setting-card h3 { margin: 0 0 7px; color: #fff; font-size: 1rem; }
.setting-card p:last-child { margin-bottom: 0; color: var(--muted); font-size: .82rem; }
.background-options { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 9px; margin-top: 10px; }
.background-option { position: relative; display: flex; align-items: center; gap: 9px; min-height: 52px; padding: 9px 10px; border: 1px solid var(--line); border-radius: 9px; background: #17191b; color: var(--muted); cursor: pointer; font-size: .78rem; font-weight: 700; }
.background-option:hover, .background-option.active { border-color: var(--line-gold-strong); color: #fff; }
.background-option > input[type="radio"] { position: absolute; opacity: 0; pointer-events: none; }
.swatch, .color-input { flex: 0 0 auto; width: 25px; height: 25px; border: 1px solid #555; border-radius: 7px; }
.checker-swatch { background-color:#ddd; background-image:linear-gradient(45deg,#999 25%,transparent 25%),linear-gradient(-45deg,#999 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#999 75%),linear-gradient(-45deg,transparent 75%,#999 75%); background-size:10px 10px; background-position:0 0,0 5px,5px -5px,-5px 0; }
.white-swatch { background:#fff; } .black-swatch { background:#000; }
.color-input { padding: 0; overflow: hidden; background: transparent; cursor: pointer; }
.color-input::-webkit-color-swatch-wrapper { padding: 0; } .color-input::-webkit-color-swatch { border: 0; border-radius: 6px; }
.action-row { display: flex; gap: 10px; flex-wrap: wrap; }
.main-action { min-width: 210px; }
.remover-info-grid { margin-top: 18px; }
@media (max-width: 820px) {
  .settings-grid { grid-template-columns: 1fr; }
  .background-options { grid-template-columns: repeat(2,1fr); }
  .compare-stage { min-height: 300px; aspect-ratio: 4/3; }
}
@media (max-width: 560px) {
  .workspace-head { align-items: stretch; flex-direction: column; }
  .workspace-head .secondary-button { width: 100%; }
  .drop-zone { min-height: 330px; }
  .compare-stage { min-height: 280px; aspect-ratio: 1/1; }
  .compare-controls { grid-template-columns: 1fr; gap: 5px; }
  .status-topline { flex-direction: column; gap: 8px; }
  .background-options { grid-template-columns: 1fr 1fr; }
  .action-row { flex-direction: column; }
  .action-row > button { width: 100%; }
}