/* ═══════════════════════════════════════════════════
   Equalza Background Remover — Styles
   ═══════════════════════════════════════════════════ */

.tool-card.bgr {
  --bgr-radius: 12px;
  --bgr-gap: 16px;
  --bgr-accent: #10b981;
  --bgr-accent-hover: #059669;
  --bgr-surface: #1a1a2e;
  --bgr-surface-2: #16213e;
  --bgr-border: rgba(255,255,255,.08);
  --bgr-text: #e8e8e8;
  --bgr-text-muted: #94a3b8;
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--bgr-gap);
}

/* ── Drop zone ──────────────────────────────────── */

.bgr-upload-zone {
  position: relative;
  border: 2px dashed var(--bgr-border);
  border-radius: var(--bgr-radius);
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  background: var(--bgr-surface);
}
.bgr-upload-zone:hover,
.bgr-upload-zone.drag-over {
  border-color: var(--bgr-accent);
  background: rgba(16,185,129,.06);
}
.bgr-drop-icon {
  width: 56px;
  height: 56px;
  color: var(--bgr-accent);
  margin-bottom: 12px;
}
.bgr-drop-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--bgr-text);
  margin-bottom: 4px;
}
.bgr-drop-subtitle {
  font-size: .9rem;
  color: var(--bgr-text-muted);
  margin-bottom: 8px;
}
.bgr-drop-formats {
  font-size: .78rem;
  color: var(--bgr-text-muted);
  opacity: .7;
}

/* ── Processing ─────────────────────────────────── */

.bgr-processing {
  text-align: center;
  padding: 48px 24px;
  background: var(--bgr-surface);
  border-radius: var(--bgr-radius);
}
.bgr-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--bgr-border);
  border-top-color: var(--bgr-accent);
  border-radius: 50%;
  margin: 0 auto 16px;
  animation: bgr-spin 1s linear infinite;
}
@keyframes bgr-spin {
  to { transform: rotate(360deg); }
}
.bgr-processing-text {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--bgr-text);
  margin-bottom: 8px;
}
.bgr-first-load {
  font-size: .8rem;
  color: var(--bgr-text-muted);
  margin-bottom: 16px;
}
.bgr-progress-bar {
  width: 100%;
  max-width: 300px;
  height: 6px;
  background: var(--bgr-border);
  border-radius: 3px;
  margin: 0 auto;
  overflow: hidden;
}
.bgr-progress-fill {
  height: 100%;
  background: var(--bgr-accent);
  border-radius: 3px;
  width: 0%;
  transition: width .3s;
}

/* ── Result / Compare ───────────────────────────── */

.bgr-result {
  display: flex;
  flex-direction: column;
  gap: var(--bgr-gap);
}
.bgr-compare {
  position: relative;
  border-radius: var(--bgr-radius);
  overflow: hidden;
  background: repeating-conic-gradient(#2a2a3e 0% 25%, #1e1e32 0% 50%) 0 0 / 20px 20px;
  cursor: col-resize;
  user-select: none;
  touch-action: none;
}
.bgr-canvas {
  display: block;
  width: 100%;
  height: auto;
}
#bgr-canvas-result {
  position: absolute;
  top: 0;
  left: 0;
  clip-path: inset(0 50% 0 0);
}
.bgr-slider-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background: #fff;
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 2;
}
.bgr-slider-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  background: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,.4);
  pointer-events: none;
}
.bgr-slider-handle svg {
  width: 18px;
  height: 18px;
  color: #333;
}
.bgr-compare-label {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  font-size: .75rem;
  color: #fff;
  background: rgba(0,0,0,.55);
  padding: 3px 10px;
  border-radius: 20px;
  pointer-events: none;
  z-index: 3;
}

/* ── Background options ─────────────────────────── */

.bgr-bg-options {
  background: var(--bgr-surface);
  border-radius: var(--bgr-radius);
  padding: 16px;
}
.bgr-section-label {
  font-size: .9rem;
  font-weight: 600;
  color: var(--bgr-text);
  margin-bottom: 10px;
}
.bgr-bg-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.bgr-tab {
  padding: 6px 14px;
  border: 1px solid var(--bgr-border);
  border-radius: 8px;
  background: transparent;
  color: var(--bgr-text-muted);
  font-size: .82rem;
  cursor: pointer;
  transition: all .15s;
}
.bgr-tab:hover { border-color: var(--bgr-accent); color: var(--bgr-text); }
.bgr-tab.active { background: var(--bgr-accent); color: #fff; border-color: var(--bgr-accent); }

.bgr-bg-panel { padding: 8px 0; }

.bgr-color-presets,
.bgr-gradient-presets {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.bgr-color-btn,
.bgr-gradient-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color .15s, transform .15s;
}
.bgr-color-btn:hover,
.bgr-gradient-btn:hover { transform: scale(1.1); }
.bgr-color-btn.active,
.bgr-gradient-btn.active { border-color: var(--bgr-accent); }

.bgr-custom-color {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  font-size: .82rem;
  color: var(--bgr-text-muted);
  cursor: pointer;
}
.bgr-custom-color input[type="color"] {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  background: none;
}

/* ── Buttons ────────────────────────────────────── */

.bgr-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}
.bgr-btn-primary {
  padding: 12px 28px;
  background: var(--bgr-accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}
.bgr-btn-primary:hover { background: var(--bgr-accent-hover); }
.bgr-btn-ghost {
  padding: 12px 20px;
  background: transparent;
  color: var(--bgr-text-muted);
  border: 1px solid var(--bgr-border);
  border-radius: 10px;
  font-size: .9rem;
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.bgr-btn-ghost:hover { border-color: var(--bgr-accent); color: var(--bgr-text); }
.bgr-btn-outline {
  padding: 10px 20px;
  background: transparent;
  color: var(--bgr-accent);
  border: 1px solid var(--bgr-accent);
  border-radius: 8px;
  font-size: .85rem;
  cursor: pointer;
  transition: background .15s;
}
.bgr-btn-outline:hover { background: rgba(16,185,129,.1); }

/* ── Privacy ────────────────────────────────────── */

.bgr-privacy {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: .78rem;
  color: var(--bgr-text-muted);
  padding: 10px 0;
}
.bgr-privacy svg { flex-shrink: 0; color: var(--bgr-accent); }

/* ── Responsive ─────────────────────────────────── */

@media (max-width: 600px) {
  .bgr-upload-zone { padding: 32px 16px; }
  .bgr-drop-icon { width: 40px; height: 40px; }
  .bgr-actions { flex-direction: column; }
  .bgr-actions button { width: 100%; }
}

/* ── RTL ────────────────────────────────────────── */

[dir="rtl"] .bgr-privacy { direction: rtl; }
[dir="rtl"] .bgr-bg-tabs { direction: rtl; }