* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f6f8;
  color: #1f2933;
}

.container {
  max-width: 900px;
  margin: 32px auto;
  padding: 0 16px 24px;
}

h1 {
  margin-bottom: 8px;
}

.subtitle {
  margin-top: 0;
  margin-bottom: 24px;
  color: #52606d;
}

.card {
  background: #fff;
  border: 1px solid #d9e2ec;
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
}

label {
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
}

input[type="text"],
input[type="file"] {
  width: 100%;
  padding: 10px;
  border: 1px solid #bcccdc;
  border-radius: 6px;
  margin-bottom: 10px;
}

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

button {
  border: none;
  border-radius: 6px;
  background: #206bc4;
  color: #fff;
  padding: 10px 14px;
  cursor: pointer;
}

button:hover {
  background: #155aa8;
}

#sheetInputs .input-row,
#wordInputs .input-row,
#customSheetInputs .input-row,
#markerInputs .input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  margin-bottom: 8px;
}

.remove-btn {
  background: #d64545;
}

.remove-btn:hover {
  background: #b71f1f;
}

.muted {
  color: #7b8794;
  margin: 0;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 400;
  margin-bottom: 8px;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status {
  font-weight: 600;
}

.status.ok {
  color: #1f9d55;
}

.status.error {
  color: #d64545;
}