/**
 * ADX Tools Functional Stylesheet - High-End SaaS UI
 *
 * @package ADX_Core
 */

:root {
  --adx-tool-primary: #4F46E5;
  --adx-tool-primary-hover: #4338CA;
  --adx-tool-primary-light: #EEF2FF;
  --adx-tool-surface: #FFFFFF;
  --adx-tool-bg: #F8FAFC;
  --adx-tool-bg-subtle: #F1F5F9;
  --adx-tool-border: #E2E8F0;
  --adx-tool-border-focus: #4F46E5;
  --adx-tool-text: #0F172A;
  --adx-tool-muted: #64748B;
  --adx-tool-success: #059669;
  --adx-tool-success-bg: #ECFDF5;
  --adx-tool-danger: #DC2626;
  --adx-tool-danger-bg: #FEF2F2;
  --adx-tool-radius: 14px;
  --adx-tool-radius-sm: 8px;
  --adx-tool-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.04), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --adx-tool-font-mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Monaco, Consolas, monospace;
}

.adx-tool-container {
  background: var(--adx-tool-surface);
  border: 1px solid var(--adx-tool-border);
  border-radius: var(--adx-tool-radius);
  box-shadow: var(--adx-tool-shadow);
  padding: 28px;
  margin: 16px 0 40px 0;
  box-sizing: border-box;
  font-family: inherit;
  color: var(--adx-tool-text);
}

@media (max-width: 640px) {
  .adx-tool-container {
    padding: 14px 12px;
    border-radius: 12px;
    margin: 12px 0 24px 0;
  }
}

@media (max-width: 360px) {
  .adx-tool-container {
    padding: 10px 8px;
    border-radius: 10px;
    margin: 10px 0 20px 0;
  }
}

.adx-tool-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 18px;
}

@media (max-width: 860px) {
  .adx-tool-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* Tabs */
.adx-tabs-header {
  display: flex;
  gap: 8px;
  border-bottom: 2px solid var(--adx-tool-border);
  margin-bottom: 20px;
  padding-bottom: 8px;
  overflow-x: auto;
}

.adx-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: none;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--adx-tool-muted);
  border-radius: var(--adx-tool-radius-sm);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
}

.adx-tab-btn:hover {
  color: var(--adx-tool-primary);
  background: var(--adx-tool-primary-light);
}

.adx-tab-btn.active {
  color: var(--adx-tool-primary);
  background: var(--adx-tool-primary-light);
  font-weight: 700;
}

/* Forms & Inputs */
.adx-form-group {
  margin-bottom: 18px;
}

.adx-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 600px) {
  .adx-form-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

.adx-label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--adx-tool-text);
  margin-bottom: 6px;
}

.adx-required {
  color: var(--adx-tool-danger);
}

.adx-input,
.adx-select,
.adx-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--adx-tool-border);
  border-radius: var(--adx-tool-radius-sm);
  font-family: inherit;
  font-size: 14px;
  color: var(--adx-tool-text);
  background: #FFFFFF;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

.adx-input:focus,
.adx-select:focus,
.adx-textarea:focus {
  outline: none;
  border-color: var(--adx-tool-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

.adx-code-editor {
  width: 100%;
  padding: 16px;
  font-family: var(--adx-tool-font-mono);
  font-size: 13.5px;
  line-height: 1.65;
  border: 1px solid var(--adx-tool-border);
  border-radius: var(--adx-tool-radius-sm);
  background: #0F172A;
  color: #F8FAFC;
  box-sizing: border-box;
  resize: vertical;
}

.adx-code-editor:focus {
  outline: none;
  border-color: var(--adx-tool-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

/* Action Buttons */
.adx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--adx-tool-radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}

.adx-btn-primary {
  background: var(--adx-tool-primary);
  color: #FFFFFF;
}

.adx-btn-primary:hover {
  background: var(--adx-tool-primary-hover);
  transform: translateY(-1px);
}

.adx-btn-secondary {
  background: var(--adx-tool-bg);
  border-color: var(--adx-tool-border);
  color: var(--adx-tool-text);
}

.adx-btn-secondary:hover {
  background: var(--adx-tool-bg-subtle);
}

.adx-btn-outline {
  background: transparent;
  border-color: var(--adx-tool-border);
  color: var(--adx-tool-muted);
}

.adx-btn-outline:hover {
  border-color: var(--adx-tool-primary);
  color: var(--adx-tool-primary);
}

.adx-btn-block {
  width: 100%;
}

.adx-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* Toolbars */
.adx-tool-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.adx-toolbar-left,
.adx-toolbar-right {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.adx-btn-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--adx-tool-bg);
  border: 1px solid var(--adx-tool-border);
  border-radius: var(--adx-tool-radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--adx-tool-text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.adx-btn-action:hover {
  background: var(--adx-tool-bg-subtle);
}

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

.adx-btn-danger-text:hover {
  background: var(--adx-tool-danger-bg);
  border-color: #FECACA;
}

/* Result Panels */
.adx-panel {
  display: flex;
  flex-direction: column;
}

.adx-result-panel {
  background: var(--adx-tool-bg);
  border: 1px solid var(--adx-tool-border);
  border-radius: var(--adx-tool-radius-sm);
  padding: 18px;
}

.adx-result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.adx-result-title {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--adx-tool-text);
  font-size: 13.5px;
  font-weight: 600;
}

.adx-result-box {
  background: #FFFFFF;
  border: 1px solid var(--adx-tool-border);
  border-radius: var(--adx-tool-radius-sm);
  min-height: 260px;
  padding: 16px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.adx-output-textarea {
  width: 100%;
  height: 100%;
  min-height: 250px;
  border: none;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.6;
  color: var(--adx-tool-text);
  resize: vertical;
  background: transparent;
  outline: none;
}

/* States */
.adx-empty-state,
.adx-loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: auto;
  padding: 36px 20px;
}

.adx-empty-icon {
  width: 36px;
  height: 36px;
  margin-bottom: 12px;
  color: var(--adx-tool-muted);
}

.adx-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(79, 70, 229, 0.15);
  border-top-color: var(--adx-tool-primary);
  border-radius: 50%;
  animation: adx-spin 0.75s linear infinite;
  margin-bottom: 12px;
}

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

.adx-error-state {
  background: var(--adx-tool-danger-bg);
  border: 1px solid #FECACA;
  color: var(--adx-tool-danger);
  padding: 12px 16px;
  border-radius: var(--adx-tool-radius-sm);
  font-size: 13.5px;
  margin-bottom: 14px;
  font-weight: 500;
}

.adx-result-footer,
.adx-editor-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
  padding-top: 8px;
}

/* Stats Cards (Word Counter) */
.adx-stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

@media (max-width: 900px) {
  .adx-stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 500px) {
  .adx-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.adx-stat-card {
  background: var(--adx-tool-bg);
  border: 1px solid var(--adx-tool-border);
  border-radius: var(--adx-tool-radius-sm);
  padding: 14px 10px;
  text-align: center;
}

.adx-stat-val {
  font-size: 24px;
  font-weight: 800;
  color: var(--adx-tool-primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.adx-stat-lbl {
  font-size: 12px;
  font-weight: 600;
  color: var(--adx-tool-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.adx-status-banner {
  padding: 10px 14px;
  border-radius: var(--adx-tool-radius-sm);
  margin-bottom: 12px;
  font-size: 13.5px;
  font-weight: 600;
}

.adx-status-banner.success {
  background: var(--adx-tool-success-bg);
  color: var(--adx-tool-success);
  border: 1px solid #A7F3D0;
}

.adx-status-banner.error {
  background: var(--adx-tool-danger-bg);
  color: var(--adx-tool-danger);
  border: 1px solid #FECACA;
}