/* File import drop zones */

.tt-dropzone-layout {
  display: grid;
  width: 100%;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  min-height: 50vh;
  align-items: stretch;
}

@media (min-width: 768px) {
  .tt-dropzone-layout {
    grid-template-columns: repeat(3, 1fr);
    min-height: 60vh;
  }
}

.tt-dropzone {
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  border-color: var(--tt-border);
}

.tt-dropzone__input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.tt-dropzone:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--tt-accent) 50%, var(--tt-border));
}

.tt-dropzone--active {
  border-color: color-mix(in srgb, var(--tt-success) 70%, var(--tt-border));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--tt-success) 40%, transparent);
}

.tt-dropzone--main.tt-dropzone--active {
  border: none;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--tt-success) 40%, transparent);
}

.tt-dropzone--main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2.5rem;
}

.tt-page-card.tt-dropzone--main,
.tt-page-card.tt-dropzone--main-fit {
  border: none;
  box-shadow: none;
}

.tt-page-card.tt-dropzone--main:hover:not(:disabled) {
  border-color: transparent;
}

@media (min-width: 768px) {
  .tt-dropzone--main {
    grid-column: span 2;
    padding: 3rem;
  }
}

.tt-dropzone--compact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
}

.tt-dropzone__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 0.75rem;
  background: var(--tt-elevated);
}

.tt-dropzone__icon-wrap--sm {
  width: 2.75rem;
  height: 2.75rem;
}

.tt-dropzone__icon-wrap--lg {
  width: 5rem;
  height: 5rem;
  margin-bottom: 1.5rem;
  border-radius: 1.5rem;
  transition: transform 0.5s ease;
}

.tt-dropzone--main:hover:not(:disabled) .tt-dropzone__icon-wrap--lg {
  transform: scale(1.1);
}

.tt-dropzone__title {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--tt-heading);
}

.tt-dropzone__hint {
  margin: 0;
  max-width: 28rem;
  font-size: 0.875rem;
  text-align: center;
  color: var(--tt-cell);
}

.tt-dropzone__compact-text {
  min-width: 0;
  flex: 1 1 auto;
  text-align: center;
}

.tt-dropzone__compact-title {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--tt-heading);
}

.tt-dropzone__compact-hint {
  display: block;
  margin-top: 0.125rem;
  font-size: 0.75rem;
  color: var(--tt-cell);
}

.tt-dropzone__browse {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--tt-accent);
}

.tt-dropzone-side {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2.5rem;
  text-align: left;
}

.tt-dropzone__icon {
  color: var(--tt-accent);
}

.tt-dropzone-side__icon {
  margin-bottom: 1rem;
  color: var(--tt-cell);
}

/* Transfer step 1 — fill panel height without 50vh/60vh overflow */
.tt-dropzone-layout.tt-dropzone-layout--fit {
  flex: 1 1 0%;
  min-height: 0 !important;
  height: auto;
  gap: 1rem;
  align-content: stretch;
}

@media (max-width: 767px) {
  .tt-dropzone-layout.tt-dropzone-layout--fit {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr) minmax(0, auto);
    min-height: 0;
    align-content: start;
  }
}

@media (min-width: 768px) {
  .tt-dropzone-layout.tt-dropzone-layout--fit {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: minmax(0, 1fr);
    min-height: 0;
  }
}

.tt-dropzone-layout--fit > * {
  min-width: 0;
  min-height: 0;
}

.tt-dropzone-layout--fit .tt-dropzone--main-fit {
  justify-content: flex-start;
  align-items: center;
  padding: 1rem 1.75rem 1.25rem;
  min-height: 8rem;
  height: 100%;
  width: 100%;
}

@media (min-width: 768px) {
  .tt-dropzone-layout--fit .tt-dropzone--main-fit {
    grid-column: span 2;
    padding: 2rem;
  }
}

.tt-dropzone__icon-wrap--fit {
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: 0.75rem;
  border-radius: 1.25rem;
}

.tt-dropzone__title--fit {
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}

.tt-dropzone__hint--fit {
  font-size: 0.8125rem;
  line-height: 1.45;
}

.tt-dropzone-side--fit {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 1rem 1.25rem;
  min-height: 0;
  max-height: 100%;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.tt-dropzone-side--fit .tt-dropzone-side__icon {
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 0.625rem;
}

.tt-dropzone-side__title {
  margin: 0 0 0.5rem;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--tt-heading);
}

.tt-dropzone-side__text {
  margin: 0 0 0.5rem;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--tt-cell);
}

.tt-dropzone-side__text:last-child {
  margin-bottom: 0;
}

.tt-dropzone-side__text strong {
  font-weight: 600;
  color: var(--tt-heading);
}