.release-lock-panel,
.release-card {
  margin-bottom: 1rem;
  padding: 1.15rem;
}

.release-lock-panel {
  max-width: 420px;
  margin: 2rem auto;
}

.releases-locked .page-shell {
  max-width: 520px;
  margin: 0 auto;
}

.topbar--lock {
  justify-content: center;
}

.release-lock-hint {
  margin-top: 0.75rem;
  text-align: center;
}

.release-lock-form,
.release-upload-form,
.prereq-form {
  display: grid;
  gap: 0.75rem;
}

.release-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.85rem;
}

.release-card__actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.release-card h2 {
  margin: 0;
  font-size: 1rem;
}

.release-meta {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.release-meta.muted {
  color: var(--muted);
}

.version-badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 18%, var(--surface));
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 600;
}

.version-badge--draft {
  background: color-mix(in srgb, var(--warning, #f59e0b) 18%, var(--surface));
}

.share-row {
  margin-top: 0.85rem;
}

.share-row__controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
}

.form-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.release-files-table {
  margin-top: 0.85rem;
  max-height: 360px;
  overflow: auto;
}

.hash-cell {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.8rem;
  color: var(--muted);
}

.prereq-form__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.modal__textarea {
  resize: vertical;
  min-height: 72px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.required-tag {
  display: inline-block;
  margin-inline-start: 0.35rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--danger) 12%, var(--surface));
  color: var(--danger);
  font-size: 0.72rem;
  font-weight: 600;
}

.inline-form {
  display: inline;
  margin: 0;
}

.download-page .download-hero {
  text-align: start;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.85rem;
}

.setup-steps,
.prereq-list {
  margin: 0.5rem 0 0;
  padding-inline-start: 1.2rem;
  color: var(--text);
}

.setup-steps li,
.prereq-list li {
  margin-bottom: 0.85rem;
}

.prereq-list li p {
  margin: 0.25rem 0 0.5rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.prereq-list__head {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.flash-messages {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.flash {
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  font-size: 0.9rem;
}

.flash-success {
  background: color-mix(in srgb, var(--success) 12%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--success) 30%, var(--panel-border));
}

.flash-error {
  background: color-mix(in srgb, var(--danger) 12%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--danger) 30%, var(--panel-border));
}

.modal__label {
  display: block;
  font-size: 0.86rem;
}

.modal__input {
  width: 100%;
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 0.7rem 0.85rem;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

.btn-danger {
  color: var(--danger);
}

.page-shell.is-busy {
  pointer-events: none;
  user-select: none;
}

.page-busy-overlay {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(2, 6, 23, 0.45);
  backdrop-filter: blur(3px);
}

.page-busy-overlay[hidden] {
  display: none;
}

.page-busy-overlay__card {
  width: min(360px, 100%);
  padding: 1.25rem 1.15rem;
  border-radius: 16px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
  text-align: center;
}

.page-busy-overlay__spinner {
  width: 2rem;
  height: 2rem;
  margin: 0 auto 0.85rem;
  border: 3px solid color-mix(in srgb, var(--accent) 20%, transparent);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.page-busy-overlay__title {
  margin: 0;
  font-weight: 600;
}

.page-busy-overlay__hint {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.toast-stack {
  position: fixed;
  top: 1rem;
  inset-inline-end: 1rem;
  z-index: 1300;
  display: grid;
  gap: 0.5rem;
  width: min(360px, calc(100vw - 2rem));
}

.toast {
  padding: 0.8rem 0.95rem;
  border-radius: 12px;
  font-size: 0.9rem;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: var(--shadow);
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.toast-success {
  background: color-mix(in srgb, var(--success) 14%, var(--panel-bg));
  border: 1px solid color-mix(in srgb, var(--success) 35%, var(--panel-border));
}

.toast-error {
  background: color-mix(in srgb, var(--danger) 14%, var(--panel-bg));
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--panel-border));
}

.file-dropzone {
  position: relative;
  border: 1.5px dashed color-mix(in srgb, var(--accent) 35%, var(--panel-border));
  border-radius: 14px;
  background: color-mix(in srgb, var(--accent) 5%, var(--surface));
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.file-dropzone.is-dragover,
.file-dropzone.has-file {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--surface));
}

.file-dropzone__input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.file-dropzone__content {
  padding: 1.25rem 1rem;
  text-align: center;
  pointer-events: none;
}

.file-dropzone__icon {
  font-size: 1.6rem;
}

.file-dropzone__title {
  margin: 0.45rem 0 0;
  font-weight: 600;
}

.file-dropzone__meta {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  word-break: break-all;
}

.upload-progress {
  display: grid;
  gap: 0.45rem;
  padding: 0.8rem 0.9rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent) 8%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--accent) 20%, var(--panel-border));
}

.upload-progress[hidden] {
  display: none;
}

.upload-progress__head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.86rem;
  font-weight: 600;
}

.upload-progress__track {
  height: 0.55rem;
  border-radius: 999px;
  overflow: hidden;
  background: color-mix(in srgb, var(--text) 8%, transparent);
}

.upload-progress__bar {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(
    90deg,
    var(--accent),
    color-mix(in srgb, var(--accent) 70%, #fff)
  );
  transition: width 0.15s ease;
}

.upload-progress__detail {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.upload-progress--compact {
  padding: 0.65rem 0.75rem;
}

.btn.is-loading,
.btn-apply.is-loading,
.btn.secondary.is-loading,
.btn.ghost.is-loading {
  position: relative;
}

.btn.is-loading .btn-apply__spinner,
.btn.secondary.is-loading .btn-apply__spinner,
.btn.ghost.is-loading .btn-apply__spinner {
  display: inline-block;
  margin-inline-end: 0.4rem;
  vertical-align: -0.15rem;
}

.btn.ghost .btn-apply__spinner,
.btn.secondary .btn-apply__spinner {
  display: none;
  width: 0.85rem;
  height: 0.85rem;
  border: 2px solid color-mix(in srgb, currentColor 25%, transparent);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 768px) {
  .prereq-form__grid,
  .share-row__controls {
    grid-template-columns: 1fr;
  }
}