/* Product Configurator UI Assistant – EPC fullscreen or standalone centered panel (light theme) */

:root {
  --color-bg: #ffffff;
  --color-surface: #f8f9fb;
  --color-surface-hover: #eef1f6;
  --color-border: #d8dee8;
  --color-text: #3d4450;
  --color-text-muted: #6b7280;
  --color-text-bright: #111827;
  --color-primary: #5b8def;
  --color-primary-hover: #4a7de0;
  --color-accent: #16a34a;
  --color-danger: #dc2626;
  --color-warning: #d97706;
  --color-info: #0284c7;
  --color-secondary: #6366f1;
  --log-drawer-h: min(50vh, 420px);
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.12);
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --mono: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  --z-widget: 1;
  --z-log-backdrop: 100000;
  --z-log-drawer: 100001;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font);
  font-size: 15px;
  background: var(--color-bg);
  color: var(--color-text);
  display: flex;
  flex-direction: column;
}

body.drawer-open { overflow: hidden; }

.app-main {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: var(--z-widget);
}

.widget-toolbar {
  position: fixed;
  top: 0.55rem;
  right: 0.55rem;
  z-index: 200000;
  display: flex;
  gap: 0.35rem;
  pointer-events: none;
}

.widget-toolbar__btn {
  pointer-events: auto;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border-radius: 999px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.12);
}

.widget-toolbar__btn:hover {
  color: var(--color-text-bright);
  background: var(--color-surface-hover);
}

.widget-toolbar__icon {
  display: block;
}

.widget-toolbar__icon[hidden] {
  display: none;
}

body.widget-maximized .widget-toolbar {
  top: 0.65rem;
  right: 0.65rem;
}

body.widget-maximized.mode-standalone .widget-host,
body.widget-maximized.mode-epc .widget-host {
  width: 100vw !important;
  max-width: none !important;
  margin-inline: 0 !important;
  border-inline: none !important;
  border-radius: 0 !important;
}

.widget-host {
  flex: 1;
  width: 100%;
  min-height: 0;
  position: relative;
  background: var(--color-bg);
}

/* Standalone: full viewport height, centered column (embedded, always open) */
body.mode-standalone .app-main {
  padding: 0;
}

body.mode-standalone .widget-host {
  flex: 1;
  width: min(720px, 100%);
  margin-inline: auto;
  min-height: 0;
  max-height: none;
  border-inline: 1px solid var(--color-border);
  border-radius: 0;
  box-shadow: none;
  overflow: hidden;
}

/* Concierge embedded header — hide close (launcher already hidden in host) */
.widget-host .chat-header-right,
#chat-widget-container .chat-header-right {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

/* Loading overlay */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 50000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
}

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

.loading-overlay__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.loading-overlay__text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner--lg {
  width: 40px;
  height: 40px;
  border-width: 3px;
}

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

/* Error banner */
.error-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 49999;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.75rem 1rem;
  background: #fef2f2;
  border-bottom: 1px solid var(--color-danger);
  color: #991b1b;
  font-size: 0.88rem;
}

.error-banner[hidden] { display: none; }

/* Drawers – above Concierge widget layers */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.35);
  z-index: var(--z-log-backdrop);
}

.drawer {
  position: fixed;
  z-index: var(--z-log-drawer);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform 0.22s ease;
}

.drawer--log {
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--log-drawer-h);
  transform: translateY(100%);
  border-radius: var(--radius) var(--radius) 0 0;
}

.drawer--log.drawer--open {
  transform: translateY(0);
}

.drawer__header {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  gap: 0.5rem;
  background: var(--color-bg);
}

.drawer__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-bright);
}

.drawer__header-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.drawer__body {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.drawer--log .log {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 0.95rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.btn--outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.btn--outline:hover {
  background: var(--color-surface-hover);
  color: var(--color-text-bright);
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--sm { padding: 0.35rem 0.65rem; font-size: 0.74rem; }

.btn--icon {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.4rem;
  line-height: 1;
  padding: 0.2rem 0.45rem;
  cursor: pointer;
}

.btn--icon:hover { color: var(--color-text-bright); }

/* Event log */
.log {
  padding: 0.65rem 1rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.55;
  color: var(--color-text-bright);
  background: var(--color-bg);
}

.log-entry {
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--color-border);
}

.log-entry:last-child { border-bottom: none; }

.log-time { color: var(--color-text-muted); margin-right: 0.45rem; }
.log-tag { font-weight: 700; margin-right: 0.45rem; }
.log-tag--info { color: var(--color-info); }
.log-tag--success { color: var(--color-accent); }
.log-tag--error { color: var(--color-danger); }
.log-tag--event { color: var(--color-warning); }
.log-tag--api { color: var(--color-secondary); }
.log-message { color: var(--color-text-bright); }

.log-detail {
  display: block;
  padding-left: 0.85rem;
  color: var(--color-text-muted);
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 200px;
  overflow-y: auto;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 60000;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  background: #111827;
  color: #f9fafb;
  font-size: 0.82rem;
  box-shadow: var(--shadow);
  max-width: min(90vw, 420px);
  text-align: center;
}

.toast[hidden] { display: none; }

/* pcdsl blocks inside Concierge widget */
.widget-host .dsl-collapsible {
  margin: 0.75em 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 4px 10px 10px;
  background: var(--color-surface);
}

.widget-host .dsl-collapsible-summary {
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 6px 0;
  list-style: none;
}

.widget-host .dsl-collapsible-summary::-webkit-details-marker {
  display: none;
}

.widget-host .dsl-collapsible pre {
  margin: 0;
}

.widget-host .dsl-widget-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  margin: 0.35rem 0 0.5rem;
}

.widget-host .dsl-widget-toolbar .dsl-toolbar-btn {
  font-size: 0.72rem;
  padding: 0.3rem 0.65rem;
}

.widget-host .dsl-widget-toolbar .btn--primary {
  background: var(--color-primary);
  color: #fff;
  border: none;
}

.widget-host .dsl-widget-toolbar .btn--primary:hover {
  background: var(--color-primary-hover);
}

/* EPC wizard modal (add-custom-rule apply flow) */
.epc-wizard-modal {
  position: fixed;
  inset: 0;
  z-index: 55000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(15, 23, 42, 0.45);
}

.epc-wizard-modal[hidden] { display: none; }

.epc-wizard-modal__card {
  width: min(480px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.1rem 1.1rem;
}

.epc-wizard-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.epc-wizard-modal__header h3 {
  font-size: 1rem;
  color: var(--color-text-bright);
}

.epc-wizard-modal__hint {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.epc-wizard-modal label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  margin: 0.55rem 0 0.25rem;
  color: var(--color-text-bright);
}

.epc-wizard-input {
  width: 100%;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font: inherit;
  color: var(--color-text-bright);
  background: var(--color-bg);
}

.epc-wizard-textarea {
  resize: vertical;
  min-height: 4.5rem;
}

.epc-wizard-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1rem;
}