/* Panel file upload — pairs with project-upload Stimulus controller */

.file-drop {
  display: grid;
  gap: 0.65rem;
}

.file-drop__surface {
  align-items: center;
  backdrop-filter: blur(10px);
  background: oklch(var(--lch-white) / 0.72);
  border: 2px dashed var(--color-border-dark);
  border-radius: 0.9rem;
  box-shadow:
    0 1px 2px oklch(var(--lch-black) / 0.03),
    0 4px 14px oklch(var(--lch-black) / 0.04);
  cursor: pointer;
  display: grid;
  gap: 0.45rem;
  justify-items: center;
  min-block-size: 10rem;
  padding: 1.35rem 1.25rem;
  position: relative;
  text-align: center;
  transition:
    border-color 0.18s ease,
    background 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.15s ease;
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) .file-drop__surface {
    background: oklch(var(--lch-gray-dark) / 0.55);
  }
}

html[data-theme="dark"] .file-drop__surface {
  background: oklch(var(--lch-gray-dark) / 0.55);
}

.file-drop--compact .file-drop__surface {
  min-block-size: 7.75rem;
  padding: 1.1rem 1rem;
}

.file-drop__surface::before {
  background: oklch(var(--lch-blue));
  border-radius: 999px;
  content: "";
  inline-size: 3px;
  inset-block: 1rem;
  inset-inline-start: 0;
  opacity: 0;
  position: absolute;
  transition: opacity 0.15s ease;
}

.file-drop__surface:focus-visible {
  outline: 2px solid oklch(var(--lch-blue) / 0.55);
  outline-offset: 3px;
}

.file-drop__surface:hover {
  background: oklch(var(--lch-blue) / 0.05);
  border-color: oklch(var(--lch-blue) / 0.4);
}

.file-drop__surface:hover::before {
  opacity: 1;
}

.file-drop--dragging .file-drop__surface,
.file-drop__surface--dragging {
  background: oklch(var(--lch-blue) / 0.1);
  border-color: oklch(var(--lch-blue) / 0.65);
  border-style: solid;
  box-shadow:
    0 1px 2px oklch(var(--lch-black) / 0.03),
    0 10px 28px oklch(var(--lch-blue) / 0.12);
  transform: scale(1.01);
}

.file-drop--dragging .file-drop__surface::before,
.file-drop__surface--dragging::before {
  opacity: 1;
}

.file-drop--dragging .file-drop__drag-hint,
.file-drop__surface--dragging .file-drop__drag-hint {
  opacity: 1;
  transform: translateY(0);
}

.file-drop__drag-hint {
  color: oklch(var(--lch-blue));
  font-size: 0.8125rem;
  font-weight: 700;
  inset-block-end: 0.65rem;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  transform: translateY(4px);
  transition:
    opacity 0.15s ease,
    transform 0.15s ease;
}

.file-drop--ready .file-drop__surface {
  border-color: oklch(var(--lch-green) / 0.45);
  border-style: solid;
  cursor: default;
}

.file-drop--ready .file-drop__surface::before {
  background: oklch(var(--lch-green));
  opacity: 1;
}

.file-drop--error .file-drop__surface {
  animation: file-drop-shake 0.35s ease;
  border-color: oklch(var(--lch-red) / 0.55);
}

.file-drop__surface--busy {
  opacity: 0.72;
  pointer-events: none;
}

@keyframes file-drop-shake {
  0%,
  100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-4px);
  }
  75% {
    transform: translateX(4px);
  }
}

.file-drop__icon-ring {
  align-items: center;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: oklch(var(--lch-blue));
  display: inline-flex;
  block-size: 2.75rem;
  inline-size: 2.75rem;
  justify-content: center;
  transition:
    color 0.15s ease,
    border-color 0.15s ease,
    transform 0.15s ease;
}

.file-drop--dragging .file-drop__icon-ring {
  transform: translateY(-2px);
}

.file-drop__icon-ring--ok {
  color: oklch(var(--lch-green));
  border-color: oklch(var(--lch-green) / 0.35);
}

.file-drop__title {
  font-size: 0.9375rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0;
}

.file-drop__hint {
  align-items: center;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  gap: 0.35rem;
  justify-content: center;
  line-height: 1.45;
  margin: 0;
  max-inline-size: 22rem;
}

.file-drop__cta {
  background: var(--color-bg);
  border: 1px solid var(--color-border-dark);
  border-radius: 999px;
  color: var(--color-text);
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 0.28rem 0.75rem;
  pointer-events: none;
}

.file-drop__surface:hover .file-drop__cta {
  border-color: oklch(var(--lch-blue) / 0.45);
  color: oklch(var(--lch-blue));
}

.file-drop__hint-sep {
  opacity: 0.9;
}

.file-drop__formats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  justify-content: center;
  margin: 0.15rem 0 0;
}

.file-drop__format {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 0.15rem 0.5rem;
  text-transform: lowercase;
}

.file-drop__format--muted {
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: none;
}

.file-drop__ready {
  color: oklch(var(--lch-green));
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin: 0;
  text-transform: uppercase;
}

.file-drop__preview {
  align-items: center;
  display: grid;
  gap: 0.4rem;
  justify-items: center;
  width: 100%;
}

.file-drop__empty {
  align-items: center;
  display: grid;
  gap: 0.45rem;
  justify-items: center;
}

.file-drop__chip {
  margin-block-start: 0.05rem;
  max-inline-size: 100%;
}

.file-drop__chip .selection-item__name {
  max-inline-size: 18rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-drop__chip .selection-item__remove {
  align-items: center;
  display: inline-flex;
  line-height: 1;
  padding: 0.1rem;
}

.file-drop__meta {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  margin: 0;
}

.file-drop__replace {
  margin-block-start: 0.15rem;
}

.file-drop__input {
  block-size: 1px;
  inline-size: 1px;
  opacity: 0;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
}

.file-drop__error {
  margin: 0;
}

.upload-launch {
  display: grid;
  gap: 0.85rem;
}

.upload-launch__form {
  display: grid;
  gap: 0.85rem;
}

.upload-launch__actions {
  display: grid;
  gap: 0.65rem;
}

.upload-launch__actions .input {
  inline-size: 100%;
  max-inline-size: none;
}

.upload-launch--ready .upload-launch__actions .btn--primary:not(:disabled) {
  box-shadow:
    0 0 0 1px oklch(var(--lch-blue) / 0.15),
    0 0 0 4px oklch(var(--lch-blue) / 0.12);
}

.upload-launch__steps {
  margin: 0;
}

.source-picker {
  margin-block: 0.65rem 1rem;
}

.onboarding-path__option--button {
  background: var(--color-bg);
  cursor: pointer;
  font: inherit;
  inline-size: 100%;
  text-align: start;
}

.onboarding-path__option--button:focus-visible {
  outline: 2px solid var(--color-link);
  outline-offset: 2px;
}

.onboarding-path__badge {
  color: var(--color-link);
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.source-picker .onboarding-path__label {
  align-items: center;
  display: inline-flex;
  gap: 0.35rem;
}

.source-picker__radio {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}