:root{
  --bg: #fbf3f5; --panel: #ffffff; --panel-2: #f3e2e7; --line: #e6cdd5;
  --accent: #a63e5e; --accent-soft: #f0d9e1; --accent-dim: #faf0f3;
  --text: #33161f; --muted: #7a5866; --muted-2: #b797a4;
  --good: #1e824c; --bad: #b3402f;
}

/* GRID */
.compare-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
@media (max-width: 900px){ .compare-grid{ grid-template-columns: 1fr; } }

.pane{ border-radius: 10px; overflow: hidden; border: 1px solid var(--line); background: var(--panel); margin-bottom: 16px; }
.pane-head{ padding: 12px 16px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); background: var(--panel-2); flex-wrap: wrap; gap: 8px; }
.pane-head .title{ font-size: 11px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; color: var(--text); }
.pane-head .tag{ font-family: 'JetBrains Mono', monospace; font-size: 10px; padding: 2px 8px; border-radius: 20px; background: var(--accent-soft); color: var(--accent); }

/* TEXTAREA */
textarea{
  width: 100%; height: 300px; padding: 16px; border: none; resize: vertical; box-sizing: border-box;
  font-family: 'JetBrains Mono', monospace; font-size: 13px; line-height: 1.7; background: transparent; color: var(--text);
}
textarea:focus{ outline: none; }

/* BUTTONS */
.btns{ display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; margin-bottom: 16px; }
.app{ padding: 11px 20px; border: none; border-radius: 6px; cursor: pointer; font-weight: 600; font-size: 13.5px; font-family: 'Inter', sans-serif; color: #fff; background: var(--accent); transition: filter .15s ease; }
.app:hover{ filter: brightness(1.1); }
.gray{ background: var(--line); color: var(--text); }

/* STATUS */
.status{ font-size: 12px; font-weight: 700; padding: 6px 12px; border-radius: 30px; }
.same{ background: #d1fae5; color: var(--good); }
.diff{ background: #fee2e2; color: var(--bad); }
.error{ background: #fef3c7; color: #92400e; }

/* OUTPUT */
.output{ padding: 4px 16px; max-height: 600px; overflow: auto; font-family: 'JetBrains Mono', monospace; }

/* DIFF ROW */
.diff-row{ display: flex; gap: 12px; padding: 12px 6px; border-bottom: 1px solid var(--line); font-size: 13.5px; line-height: 1.6; }
.diff-row:last-child{ border-bottom: none; }

.line{ min-width: 26px; font-weight: 700; color: var(--muted-2); }
.code{ flex: 1; word-break: break-word; white-space: pre-wrap; color: var(--text); }

/* COLORS */
.mismatch{ background: var(--accent-dim); }
.only-left{ background: #eff6ff; }
.only-right{ background: #fff7ed; }

/* SUMMARY */
.summary{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 16px; }
@media (max-width: 700px){ .summary{ grid-template-columns: repeat(2, 1fr); } }
.stat-box{ background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; font-size: 12.5px; color: var(--muted); text-align: center; }
.stat-box b{ display: block; color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: 20px; margin-top: 4px; }

/* EMPTY */
.empty{ text-align: center; padding: 40px 20px; color: var(--muted-2); font-family: 'Inter', sans-serif; }

.note{ margin-top: 4px; font-size: 12px; color: var(--muted); line-height: 1.6; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; }
.note code{ background: var(--accent-dim); border-radius: 4px; padding: 1px 5px; font-family: 'JetBrains Mono', monospace; }