@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');
@import url('https://fonts.googleapis.com/icon?family=Material+Icons');

:root {
  --md-sys-color-primary: #6750A4;
  --md-sys-color-on-primary: #FFFFFF;
  --md-sys-color-primary-container: #EADDFF;
  --md-sys-color-on-primary-container: #21005D;
  --md-sys-color-surface: #FFFBFE;
  --md-sys-color-on-surface: #1C1B1F;
  --md-sys-color-outline: #79747E;
  --md-sys-color-surface-variant: #E7E0EC;
  --md-sys-color-on-surface-variant: #49454F;
  --md-sys-color-scrim: #000000;
}

body {
  font-family: 'Roboto', sans-serif;
  background-color: var(--md-sys-color-surface);
  color: var(--md-sys-color-on-surface);
  margin: 0;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

h2 {
  font-weight: 400;
  color: var(--md-sys-color-primary);
}

.main-container {
  width: 100%;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.drop-zone {
  border: 2px dashed var(--md-sys-color-outline);
  border-radius: 12px;
  padding: 48px;
  text-align: center;
  cursor: pointer;
  transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out;
  background-color: var(--md-sys-color-surface-variant);
  color: var(--md-sys-color-on-surface-variant);
}

.drop-zone.dragover {
  background-color: var(--md-sys-color-primary-container);
  border-color: var(--md-sys-color-primary);
}

.drop-zone p {
  margin: 0 0 12px 0;
  font-size: 1.2em;
}

.material-button {
  background-color: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  border: none;
  border-radius: 20px;
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
  transition: box-shadow 0.3s cubic-bezier(.25,.8,.25,1);
}

.material-button:hover {
  box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
}

#fileInput {
  display: none;
}

#log-container {
  width: 100%;
  background-color: #f0f0f0;
  border-radius: 8px;
  padding: 16px;
  max-height: 150px;
  overflow-y: auto;
  font-family: monospace;
  font-size: 0.8rem;
  color: #333;
}

#results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.result-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
  background-color: var(--md-sys-color-surface-variant);
}

.result-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.download-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background-color 0.2s;
}

.download-btn:hover {
  background-color: var(--md-sys-color-primary);
}