/* Colores */
:root {
  --fondo-1: #1a1a1a;
  --fondo-2: #2a2a2a;
  --fondo-3: #3a3a3a;
  --texto: #f0f0f0;
  --boton-1: #444444;
  --boton-2: #111111;
  --accent: #0056b3;
  --accent-light: #3d7dc9;
  --success: #28a745;
  --warning: #ffc107;
  --danger: #dc3545;
}

/* Reset básico */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--texto);
  background-color: var(--fondo-1);
  max-width: clamp(320px, 95%, 1400px);
  margin: 0 auto;
  padding: 2rem 1rem;
}

h1 {
  font-size: 1.8rem;
  font-weight: bold;
  text-align: center;
  line-height: 1;
  padding-bottom: 2rem;
  background: linear-gradient(45deg, var(--accent), #8baefa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: 1.3rem;
  font-weight: bold;
  line-height: 1.2;
}

/* Contenedor principal */
.mainContainer {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
}

/* Secciones de recorte */
.cropSection {
  background-color: var(--fondo-2);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 0 20px var(--fondo-1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sectionHeader {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.sizeInfo {
  background-color: var(--accent);
  color: var(--texto);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
}

.sectionDescription {
  font-size: 0.9rem;
  color: #aaa;
  line-height: 1.5;
}

/* Dropzone */
.dropzone {
  border: 2px dashed var(--boton-1);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
  position: relative;
}

.dropzone:hover,
.dropzone:focus {
  border-color: var(--accent);
  background-color: rgba(0, 86, 179, 0.1);
  outline: none;
}

.dropzone.dragover {
  border-color: var(--accent-light);
  background-color: rgba(0, 86, 179, 0.2);
}

.dropzoneContent {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: #888;
}

.dropzoneIcon {
  width: 48px;
  height: 48px;
  color: var(--accent);
}

.dropzoneHint {
  font-size: 0.85rem;
  color: #666;
}

.hiddenInput {
  display: none;
}

/* Contenedor de previews */
.previewContainer {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: 500px;
  overflow-y: auto;
}

/* Preview individual */
.previewCard {
  background-color: var(--fondo-3);
  border-radius: 8px;
  padding: 1rem;
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 1rem;
  align-items: center;
}

.previewCard.customCard {
  grid-template-columns: 80px 1fr;
  grid-template-rows: auto auto;
}

.previewThumbnail {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 6px;
  background-color: var(--fondo-2);
}

.previewInfo {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.previewName {
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.previewDimensions {
  font-size: 0.85rem;
  color: #aaa;
}

.previewDimensionsCm {
  font-size: 0.8rem;
  color: #888;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.previewStatus {
  font-size: 0.8rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 500;
}

.previewStatus.horizontal {
  background-color: rgba(255, 193, 7, 0.2);
  color: var(--warning);
}

.previewStatus.vertical {
  background-color: rgba(40, 167, 69, 0.2);
  color: var(--success);
}

.previewStatus.exact {
  background-color: rgba(0, 86, 179, 0.2);
  color: var(--accent-light);
}

.previewActions {
  display: flex;
  align-items: center;
}

.removeButton {
  background: none;
  border: none;
  color: #888;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 4px;
  transition: color 0.2s, background-color 0.2s;
}

.removeButton:hover {
  color: var(--danger);
  background-color: rgba(220, 53, 69, 0.1);
}

.removeButton svg {
  width: 20px;
  height: 20px;
}

/* Controles personalizados */
.customControls {
  grid-column: 1 / -1;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 0.5rem;
  border-top: 1px solid var(--boton-1);
}

.controlGroup {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.controlGroup label {
  font-size: 0.85rem;
  color: #aaa;
}

.dimensionInput {
  width: 80px;
  background-color: var(--fondo-2);
  color: var(--texto);
  border: 2px solid transparent;
  border-radius: 6px;
  padding: 0.5rem;
  font-family: inherit;
  font-size: 0.9rem;
  text-align: center;
  transition: border-color 0.2s;
}

.dimensionInput:focus {
  outline: none;
  border-color: var(--accent);
}

.dimensionInput::placeholder {
  color: #666;
}

.dimensionUnit {
  font-size: 0.85rem;
  color: #888;
}

/* Botón de descarga */
.downloadButton {
  background-color: var(--accent);
  color: var(--texto);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  padding: 0.875rem 1.5rem;
  transition: transform 0.2s, opacity 0.2s;
  margin-top: 0.5rem;
}

.downloadButton:hover:not(:disabled) {
  transform: scale(1.01);
}

.downloadButton:active:not(:disabled) {
  transform: translateY(1px);
}

.downloadButton:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Scrollbar personalizada */
.previewContainer::-webkit-scrollbar {
  width: 8px;
}

.previewContainer::-webkit-scrollbar-track {
  background: var(--fondo-2);
  border-radius: 4px;
}

.previewContainer::-webkit-scrollbar-thumb {
  background: var(--boton-1);
  border-radius: 4px;
}

.previewContainer::-webkit-scrollbar-thumb:hover {
  background: var(--boton-2);
}