* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  color: #1a1a1a;
  background: #f5f5f5;
  line-height: 1.5;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 32px 24px;
}

header { margin-bottom: 32px; }
header h1 { font-size: 24px; font-weight: 600; }
.subtitle { color: #6b7280; margin-top: 4px; }

.section {
  background: #fff;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 24px;
  border: 1px solid #e5e7eb;
}

.section h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid #f3f4f6;
}

.section-desc { color: #6b7280; font-size: 13px; margin-bottom: 16px; }

/* Settings */
.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid #f3f4f6;
}

.setting-row label { font-weight: 500; }
.setting-desc { font-size: 12px; color: #9ca3af; margin-top: 2px; }

.toggle { position: relative; display: inline-block; width: 40px; height: 22px; }
.toggle input { display: none; }
.toggle-slider {
  position: absolute; inset: 0; background: #d1d5db;
  border-radius: 22px; cursor: pointer; transition: 0.2s;
}
.toggle-slider::before {
  content: ''; position: absolute; width: 18px; height: 18px;
  left: 2px; bottom: 2px; background: #fff;
  border-radius: 50%; transition: 0.2s;
}
.toggle input:checked + .toggle-slider { background: #10b981; }
.toggle input:checked + .toggle-slider::before { transform: translateX(18px); }

.input-small {
  width: 80px; padding: 6px 8px; border: 1px solid #d1d5db;
  border-radius: 6px; font-size: 13px; text-align: center;
}

/* Table */
.mapping-table { width: 100%; border-collapse: collapse; margin-bottom: 16px; }
.mapping-table th {
  text-align: left; font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: #6b7280; padding: 8px 10px; border-bottom: 1px solid #e5e7eb;
}
.mapping-table td {
  padding: 8px 10px; border-bottom: 1px solid #f3f4f6; font-size: 13px;
}
.mapping-table tr:hover { background: #f9fafb; }
.mapping-table .real { color: #dc2626; }
.mapping-table .sub { color: #059669; font-weight: 500; }
.mapping-table .cat {
  font-size: 11px; background: #f3f4f6; padding: 2px 6px;
  border-radius: 4px; text-transform: uppercase;
}

/* Add row */
.add-row {
  display: flex; gap: 8px; align-items: center;
  padding-top: 12px; border-top: 1px solid #e5e7eb;
}

.input {
  flex: 1; padding: 7px 10px; border: 1px solid #d1d5db;
  border-radius: 6px; font-size: 13px; outline: none;
}
.input:focus { border-color: #111; }

.select {
  padding: 7px 8px; border: 1px solid #d1d5db;
  border-radius: 6px; font-size: 13px; background: #fff;
}

.checkbox-label {
  display: flex; align-items: center; gap: 4px;
  font-size: 12px; color: #6b7280;
}

/* Buttons */
.btn {
  padding: 7px 14px; border: 1px solid #d1d5db; border-radius: 6px;
  font-size: 12px; font-weight: 500; cursor: pointer;
  background: #fff; transition: all 0.15s;
}
.btn:hover { background: #f3f4f6; }
.btn-primary { background: #111; color: #fff; border-color: #111; }
.btn-primary:hover { background: #333; }
.btn-danger { color: #dc2626; border-color: #fecaca; }
.btn-danger:hover { background: #fef2f2; }

.btn-sm {
  padding: 4px 8px; font-size: 11px;
}

.bulk-actions { display: flex; gap: 8px; margin-bottom: 16px; }

/* Log */
.log-actions {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 12px;
}
.log-list { max-height: 300px; overflow-y: auto; }
.log-item {
  display: flex; gap: 12px; padding: 6px 0;
  border-bottom: 1px solid #f3f4f6; font-size: 13px;
}
.log-time { color: #9ca3af; font-size: 12px; white-space: nowrap; }
.log-original { color: #dc2626; text-decoration: line-through; }
.log-replaced { color: #059669; }

footer { text-align: center; padding: 16px 0; color: #9ca3af; font-size: 12px; }