/* Superflat Preset Generator styles */
#tool-root [hidden] {
  display: none !important;
}

#tool-root .sfp-root {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

#tool-root .sfp-help {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 0.5rem;
}

#tool-root .sfp-help p {
  margin: 0;
}

#tool-root .sfp-section {
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#tool-root .sfp-section-header {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

#tool-root .sfp-heading {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--fg);
  margin: 0;
}

#tool-root .sfp-subhead {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* Presets Grid */
#tool-root .sfp-presets-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

#tool-root .sfp-preset-chip {
  background: var(--surface-2);
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 6px 12px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 120ms ease;
  white-space: nowrap;
}

#tool-root .sfp-preset-chip:hover {
  background: var(--surface-3);
  border-color: var(--line-strong);
}

#tool-root .sfp-preset-chip.is-active {
  background: var(--grass-deep);
  color: var(--grass-bright);
  border-color: var(--line-strong);
}

/* Import Details */
#tool-root .sfp-details {
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.75rem 1.25rem;
}

#tool-root .sfp-summary {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--fg);
  cursor: pointer;
  padding: 0.25rem 0;
}

#tool-root .sfp-import-body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 0.75rem;
}

#tool-root .sfp-import-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

#tool-root .sfp-import-msg {
  font-size: 0.875rem;
  font-weight: 600;
}

#tool-root .sfp-import-msg.is-error {
  color: #e05252;
}

#tool-root .sfp-import-msg.is-success {
  color: #3bb273;
}

/* Form Elements */
#tool-root .sfp-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.35rem;
}

#tool-root .sfp-input,
#tool-root .sfp-select,
#tool-root .sfp-textarea {
  width: 100%;
  box-sizing: border-box;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--fg);
  padding: 8px 12px;
  font-size: 0.9rem;
  font-family: inherit;
}

#tool-root .sfp-input:focus,
#tool-root .sfp-select:focus,
#tool-root .sfp-textarea:focus {
  outline: none;
  border-color: var(--line-strong);
  box-shadow: 0 0 0 2px rgba(92, 179, 56, 0.25);
}

#tool-root .sfp-textarea {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  resize: vertical;
}

#tool-root .sfp-code-area {
  word-break: break-all;
  white-space: pre-wrap;
  user-select: all;
  background: var(--surface-3);
}

/* Settings Grid */
#tool-root .sfp-settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 1.25rem;
  align-items: end;
}

#tool-root .sfp-toggles {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

#tool-root .sfp-check {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--fg);
  cursor: pointer;
  user-select: none;
}

#tool-root .sfp-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--grass-bright);
}

/* Layers Top Bar & Actions */
#tool-root .sfp-layers-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

#tool-root .sfp-topbar-actions {
  display: flex;
  gap: 0.5rem;
}

/* Height Stats */
#tool-root .sfp-stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  padding: 0.6rem 0.85rem;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

#tool-root .sfp-stat-pill {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  font-size: 0.875rem;
  color: var(--fg);
}

#tool-root .sfp-stat-label {
  color: var(--fg-muted);
}

#tool-root .sfp-stat-val {
  font-weight: 700;
  color: var(--fg);
}

#tool-root .sfp-stat-max {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* Warning alert */
#tool-root .sfp-warning {
  background: rgba(224, 82, 82, 0.12);
  border-left: 4px solid #e05252;
  color: var(--fg);
  padding: 0.75rem 1rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Visual Stack Cross-Section */
#tool-root .sfp-visual-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

#tool-root .sfp-visual-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#tool-root .sfp-visual-stack {
  display: flex;
  height: 24px;
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface-3);
}

#tool-root .sfp-visual-layer {
  height: 100%;
  min-width: 8px;
  position: relative;
  transition: opacity 120ms;
}

#tool-root .sfp-visual-layer:hover {
  opacity: 0.85;
}

/* Layers List */
#tool-root .sfp-layers-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
}

#tool-root .sfp-layer-row {
  display: grid;
  grid-template-columns: 80px minmax(0, 1.5fr) 110px auto;
  gap: 0.75rem;
  align-items: center;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.6rem 0.75rem;
}

#tool-root .sfp-layer-pos {
  font-size: 0.8rem;
  color: var(--fg-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  white-space: nowrap;
}

#tool-root .sfp-layer-block-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#tool-root .sfp-layer-height-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

#tool-root .sfp-layer-height-input {
  width: 75px;
  padding: 6px 8px;
  font-size: 0.875rem;
}

#tool-root .sfp-layer-btns {
  display: flex;
  gap: 0.35rem;
  align-items: center;
}

#tool-root button.btn.sfp-icon-btn {
  padding: 4px 8px;
  font-size: 0.85rem;
  min-width: 30px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}

#tool-root button.btn.sfp-icon-btn.sfp-btn-danger:hover {
  background: #e05252;
  color: #ffffff;
  border-color: #e05252;
}

/* Output Cards Grid */
#tool-root .sfp-output-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

#tool-root .sfp-output-card {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

#tool-root .sfp-output-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

#tool-root .sfp-output-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin: 0;
}

#tool-root .sfp-output-desc {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  #tool-root .sfp-settings-grid {
    grid-template-columns: 1fr;
  }

  #tool-root .sfp-layer-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  #tool-root .sfp-layer-pos {
    order: 1;
  }

  #tool-root .sfp-layer-block-wrap {
    order: 2;
  }

  #tool-root .sfp-layer-height-wrap {
    order: 3;
  }

  #tool-root .sfp-layer-btns {
    order: 4;
    justify-content: flex-end;
  }
}