* {
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f9f9f9;
  color: #333;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 1200px;
  margin: 40px auto;
  padding: 25px;
  background: white;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

h1 {
  text-align: center;
  color: #4f46e5;
  margin-bottom: 20px;
  font-size: 1.8rem;
}

.code-comparison {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}

.code-column {
  width: 45%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Campo de texto */
textarea {
  width: 100%;
  height: 260px;
  padding: 15px;
  font-family: monospace;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 8px;
  resize: vertical;
  transition: border-color 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

textarea:focus {
  border-color: #4f46e5;
  outline: none;
}

/* Área de arrastre */
.drop-zone {
  border: 2px dashed #93c5fd;
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  color: #2563eb;
  font-size: 14px;
  transition: all 0.2s ease;
  position: relative;
  min-height: 70px;
  background-color: #eff6ff;
  cursor: pointer;
}

.drop-zone.dragover {
  background-color: #dbeafe;
  border-color: #3b82f6;
  color: #1e40af;
}

.drop-zone input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.file-name,
.folder-name {
  font-size: 13px;
  color: #6b7280;
  margin-top: -4px;
  min-height: 18px;
}

.file-button {
  display: inline-block;
  padding: 10px 16px;
  background-color: #f3f4f6;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 14px;
  color: #111827;
  cursor: pointer;
  text-align: center;
  transition: background-color 0.2s ease;
}

.file-button:hover {
  background-color: #e5e7eb;
}

.file-input {
  display: none;
}

.compare-button-container,
.reset-button-container {
  display: flex;
  justify-content: center;
  margin-top: 30px;
}

.compare-button-container button,
.reset-button-container button {
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  background-color: #4f46e5;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.compare-button-container button:hover {
  background-color: #3730a3;
}

.reset-button-container button {
  background-color: #d1d5db;
}

.reset-button-container button:hover {
  background-color: #9ca3af;
}

/* Comparación de carpetas */
.folder-upload {
  margin-top: 50px;
  padding: 20px;
  background-color: #f9fafb;
  border-radius: 8px;
}

.folder-upload h2 {
  text-align: center;
  font-size: 1.5rem;
  color: #4f46e5;
  margin-bottom: 20px;
  font-weight: bold;
}

.folder-inputs {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 20px;
}

.folder-column {
  width: 45%;
}

.folder-drag-area {
  border: 2px dashed #93c5fd;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  color: #2563eb;
  background-color: #eff6ff;
  transition: all 0.2s ease;
  min-height: 120px;
  cursor: pointer;
}

.folder-drag-area.dragover {
  background-color: #dbeafe;
  border-color: #3b82f6;
  color: #1e40af;
}

.folder-compare-center {
  display: flex;
  justify-content: center;
}

.folder-compare-center button {
  padding: 12px 24px;
  background-color: #0ea5e9;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.folder-compare-center button:hover {
  background-color: #0284c7;
}

/* Tabla de resultados */
#results {
  margin-top: 30px;
}

#results h2 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: #111827;
}

table {
  width: 100%;
  border-collapse: collapse;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
}

th,
td {
  padding: 12px;
  border-bottom: 1px solid #ddd;
  font-family: monospace;
  vertical-align: top;
}

tr.bg-diff {
  background-color: #fff0f0;
}

.text-added {
  color: green;
}

.text-removed {
  color: red;
  text-decoration: line-through;
}