:root {
  --primary-color: #3498db;
  --secondary-color: #2c3e50;
  --success-color: #2ecc71;
  --warning-color: #f39c12;
  --light-bg: #f1f2f3;
  --card-bg: #ffffff;
  --border-color: #e0e0e0;
  --text-color: #333333;
  --text-secondary: #777777;
}

* {
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--light-bg);
}

.container {
  width: 100%;
  max-width: 1560px;
  min-width: 1240px;
  color: var(--text-color);
  line-height: 1.6;
  margin: 10px auto;
  box-sizing: border-box;
}

.container *{
  box-sizing: border-box;
}


header {
  text-align: center;
  padding: 20px 0;
}


h1 {
  font-size: 2.2rem;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 95%;
  margin: 0 auto 10px;
}

.card {
  background-color: var(--card-bg);
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  padding: 25px;
  margin-bottom: 25px;
}

.card-title {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border-color);
}

.card-title span {
  font-size: 1.4rem;
  font-weight: 600;
  margin-left: 10px;
}

.input-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
}

.input-group {
  margin-bottom: 20px;
}

.container label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  font-size: 1.05rem;
}

.container textarea,
.container input {
  width: 100%;
  padding: 14px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-family: Consolas, Monaco, 'Andale Mono', monospace;
  font-size: 15px;
  resize: vertical;
  transition: border-color 0.3s;
}

.container textarea {
  min-height: 300px;
}

.container textarea:focus,
.container input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.actions {
  display: flex;
  gap: 15px;
  margin-top: 15px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  background-color: var(--primary-color);
  color: white;
}

.btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn-success {
  background-color: var(--success-color);
}

.btn-warning {
  background-color: var(--warning-color);
}

.btn i {
  margin-right: 8px;
  font-size: 1.2em;
}

.result-section {
  position: relative;
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.result-textarea {
  background-color: #f8f9fa;
  font-family: Consolas, Monaco, 'Andale Mono', monospace;
  min-height: 300px;
  white-space: pre;
  overflow-x: auto;
}

.info-panel {
  background-color: #e8f4fd;
  border-radius: 8px;
  padding: 20px;
  margin-top: 25px;
}

.info-panel h3 {
  font-size: 1.3rem;
  color: var(--secondary-color);
  margin-bottom: 15px;
  display: flex;
  align-items: center;
}

.info-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.info-box {
  background-color: rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  padding: 15px 30px;
  border-left: 4px solid var(--primary-color);
}

.info-box h4 {
  margin-bottom: 10px;
  color: var(--primary-color);
}

.mapping-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

.mapping-table th,
.mapping-table td {
  border: 1px solid var(--border-color);
  padding: 10px;
  text-align: left;
}

.mapping-table th {
  background-color: #f5f7fa;
  font-weight: 600;
}

footer {
  text-align: center;
  padding: 30px 0 20px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.status {
  padding: 12px;
  border-radius: 6px;
  margin-bottom: 15px;
  display: none;
}

.status.success {
  background-color: #d4edda;
  color: #155724;
  display: block;
}

.status.error {
  background-color: #f8d7da;
  color: #721c24;
  display: block;
}

.btn:disabled {
  background-color: #bdc3c7;
  cursor: not-allowed;
  transform: none;
}