/* Before/after comparison widget — shared/lib/compare.js */

.cmp { display: grid; gap: 10px; }

.cmp-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.cmp-bar button {
  min-height: 32px;
  padding: 5px 11px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-2);
  font-size: .82rem;
  font-weight: 600;
}
.cmp-bar button:hover { color: var(--text); border-color: var(--line-3); }
.cmp-bar button.on { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.cmp-sp { flex: 1; }

.cmp-stage {
  position: relative;
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-in);
  background:
    linear-gradient(45deg, var(--checker) 25%, transparent 25%),
    linear-gradient(-45deg, var(--checker) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--checker) 75%),
    linear-gradient(-45deg, transparent 75%, var(--checker) 75%);
  background-size: 18px 18px;
  background-position: 0 0, 0 9px, 9px -9px, -9px 0;
  touch-action: none;
  user-select: none;
}
.cmp-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; display: block; }
.cmp-clip { position: absolute; inset: 0; }
.cmp-clip .cmp-img { position: absolute; }

/* Slider mode */
.cmp-stage[data-mode="slider"] { cursor: ew-resize; }
.cmp-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  margin-left: -1px;
  background: rgba(255, 255, 255, .95);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .35);
}
.cmp-handle span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 30px;
  height: 30px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background: rgba(255, 255, 255, .95);
  box-shadow: 0 1px 6px rgba(0, 0, 0, .4);
}
.cmp-handle span::before, .cmp-handle span::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 0; height: 0;
  border: 5px solid transparent;
}
.cmp-handle span::before { left: 5px; border-right-color: #333; transform: translateY(-50%); }
.cmp-handle span::after { right: 5px; border-left-color: #333; transform: translateY(-50%); }
.cmp-handle:focus-visible { outline: 3px solid var(--focus); }
.cmp-stage[data-mode="slider"] .cmp-fade { display: none; }

/* Fade mode */
.cmp-stage[data-mode="fade"] .cmp-handle { display: none; }
.cmp-fade {
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: 12px;
  width: auto;
  min-height: 0;
}
.cmp-stage:not([data-mode="fade"]) .cmp-fade { display: none; }

/* Side-by-side mode */
.cmp-stage[data-mode="side"] { display: flex; }
.cmp-stage[data-mode="side"] .cmp-img,
.cmp-stage[data-mode="side"] .cmp-clip { position: relative; inset: auto; width: 50%; }
.cmp-stage[data-mode="side"] .cmp-a { border-right: 1px solid var(--line); }
.cmp-stage[data-mode="side"] .cmp-clip { width: 50%; }
.cmp-stage[data-mode="side"] .cmp-clip .cmp-img { position: absolute; inset: 0; width: 100%; }
.cmp-stage[data-mode="side"] .cmp-handle { display: none; }

/* Difference mode */
.cmp-stage[data-mode="diff"] .cmp-handle { display: none; }
.cmp-stage[data-mode="diff"] { background: #101318; }

/* Corner labels */
.cmp-tag {
  position: absolute;
  bottom: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(15, 20, 28, .72);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .02em;
  pointer-events: none;
}
.cmp-tag-a { left: 8px; }
.cmp-tag-b { right: 8px; }
.cmp-stage[data-mode="diff"] .cmp-tag-a,
.cmp-stage[data-mode="fade"] .cmp-tag-a { opacity: .5; }