/* Spiff UI Framework v2 - tokens, type, components. https://assets.spff.dev/v1/spiff-ui.css */

/* ---- Fonts ---- */

@font-face {
  font-family: 'Spiff Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/v1/fonts/plex-sans-400.woff2') format('woff2');
}

@font-face {
  font-family: 'Spiff Plex Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/v1/fonts/plex-sans-600.woff2') format('woff2');
}

@font-face {
  font-family: 'Spiff Plex Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/v1/fonts/plex-sans-700.woff2') format('woff2');
}

@font-face {
  font-family: 'Spiff Plex Serif';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/v1/fonts/plex-serif-400.woff2') format('woff2');
}

@font-face {
  font-family: 'Spiff Plex Serif';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/v1/fonts/plex-serif-600.woff2') format('woff2');
}

@font-face {
  font-family: 'SauceCodePro NF';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/v1/fonts/saucecodepro-nf-400.woff2') format('woff2');
}

@font-face {
  font-family: 'SauceCodePro NF';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/v1/fonts/saucecodepro-nf-700.woff2') format('woff2');
}

/* ---- Tokens: Spiff Acid Synth ---- */
/* OLED-committed dark palette - deliberately single-theme, no light variant. */

:root {
  color-scheme: dark;
  --spiff-bg: #000000;
  --spiff-panel: #060814;
  --spiff-line: #181c36;
  --spiff-text: #f8fafc;
  --spiff-muted: #8b95b5;
  --spiff-accent: #6366f1;
  --spiff-accent-ink: #090a26;
  --spiff-accent2: #e1f727;
  --spiff-accent2-ink: #1c2100;
  --spiff-success: #3ef08a;
  --spiff-success-ink: #002511;
  --spiff-danger: #f43f5e;

  --spiff-font-sans: 'Spiff Plex Sans', -apple-system, 'Segoe UI', Roboto, sans-serif;
  --spiff-font-serif: 'Spiff Plex Serif', Georgia, serif;
  --spiff-font-mono: 'SauceCodePro NF', ui-monospace, 'SF Mono', Consolas, monospace;

  --spiff-radius-sm: 6px;
  --spiff-radius-md: 8px;
  --spiff-radius-lg: 12px;

  --spiff-space-1: 0.5rem;
  --spiff-space-2: 1rem;
  --spiff-space-3: 1.75rem;
  --spiff-space-4: 3rem;
}

/* ---- Web Standards & Accessibility Compliance ---- */

/* WCAG 2.2 Focus Visibility */
:focus-visible {
  outline: 2px solid var(--spiff-accent) !important;
  outline-offset: 3px !important;
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.35) !important;
}

/* Reduced Motion (WCAG 2.2 2.3.3) */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  ::view-transition-old(root), ::view-transition-new(root) {
    animation: none !important;
  }
}

/* Windows High Contrast / Forced Colors Mode */
@media (forced-colors: active) {
  .spiff-card, .spiff-btn, .spiff-input, .spiff-select, .spiff-badge {
    border: 1px solid CanvasText !important;
  }
  :focus-visible {
    outline: 3px solid Highlight !important;
  }
}

/* ---- Spiff Standard Page View Transitions ---- */

@view-transition {
  navigation: auto;
}

::view-transition-old(root) {
  animation: spiff-page-out 0.2s ease-in both;
}

::view-transition-new(root) {
  animation: spiff-page-in 0.25s ease-out both;
}

@keyframes spiff-page-out {
  from { opacity: 1; transform: scale(1); }
  to { opacity: 0; transform: scale(0.985); }
}

@keyframes spiff-page-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Reset & Base ---- */

html {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scrollbar-gutter: stable;
  scrollbar-color: var(--spiff-accent) var(--spiff-panel);
  scrollbar-width: thin;
}

body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scrollbar-color: var(--spiff-accent) var(--spiff-panel);
  scrollbar-width: thin;
}

html.spiff-modal-open,
body.spiff-modal-open {
  overflow: hidden !important;
  touch-action: none;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--spiff-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--spiff-panel);
  border: 1px solid var(--spiff-line);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--spiff-accent);
}

*, *::before, *::after {
  box-sizing: inherit;
}

.spiff-root {
  background: var(--spiff-bg);
  color: var(--spiff-text);
  font-family: var(--spiff-font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  animation: spiff-page-in 0.25s ease-out;
}

.spiff-root ::selection {
  background: var(--spiff-accent);
  color: var(--spiff-accent-ink);
}

.spiff-root a {
  color: var(--spiff-accent);
}

.spiff-root :focus-visible {
  outline: 2px solid var(--spiff-accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .spiff-root,
  .spiff-root * {
    transition: none !important;
    animation: none !important;
  }
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none !important;
  }
}

/* ---- Main Container & Layout Utilities ---- */

.spiff-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--spiff-space-3) var(--spiff-space-2);
  width: 100%;
}

.spiff-flex {
  display: flex;
  align-items: center;
  gap: 12px;
}

.spiff-flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* ---- Text & Color Utilities ---- */

.spiff-text-muted {
  color: var(--spiff-muted) !important;
}

.spiff-text-accent {
  color: var(--spiff-accent) !important;
}

.spiff-text-accent2 {
  color: var(--spiff-accent2) !important;
}

.spiff-text-success {
  color: var(--spiff-success) !important;
}

.spiff-text-danger {
  color: var(--spiff-danger) !important;
}

/* ---- Buttons ---- */

.spiff-btn {
  font-family: var(--spiff-font-sans);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 10px 20px;
  border-radius: var(--spiff-radius-md);
  border: none;
  background: var(--spiff-accent);
  color: var(--spiff-accent-ink) !important;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none !important;
  transition: filter 0.15s ease, transform 0.15s ease;
}

.spiff-btn:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  color: var(--spiff-accent-ink) !important;
}

.spiff-btn--secondary {
  background: transparent;
  color: var(--spiff-accent2) !important;
  border: 1.5px solid var(--spiff-accent2);
}

.spiff-btn--secondary:hover {
  background: color-mix(in srgb, var(--spiff-accent2) 15%, transparent);
  color: var(--spiff-accent2) !important;
}

.spiff-btn--muted {
  background: var(--spiff-panel);
  color: var(--spiff-muted) !important;
  border: 1px solid var(--spiff-line);
}

.spiff-btn--muted:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--spiff-text) !important;
}

.spiff-btn--danger {
  background: rgba(244, 63, 94, 0.15);
  color: var(--spiff-danger) !important;
  border: 1px solid rgba(244, 63, 94, 0.4);
}

.spiff-btn--danger:hover {
  background: rgba(244, 63, 94, 0.25);
  color: var(--spiff-danger) !important;
}

.spiff-btn--sm {
  padding: 6px 12px;
  font-size: 0.82rem;
}

.spiff-btn--lg {
  padding: 14px 28px;
  font-size: 1.05rem;
}

/* ---- Badge ---- */

.spiff-badge {
  display: inline-block;
  font-family: var(--spiff-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--spiff-accent2) 20%, transparent);
  color: var(--spiff-accent2);
  border: 1px solid color-mix(in srgb, var(--spiff-accent2) 45%, transparent);
}

.spiff-badge--accent {
  background: color-mix(in srgb, var(--spiff-accent) 20%, transparent);
  color: var(--spiff-accent);
  border-color: color-mix(in srgb, var(--spiff-accent) 45%, transparent);
}

.spiff-badge--success {
  background: color-mix(in srgb, var(--spiff-success) 20%, transparent);
  color: var(--spiff-success);
  border-color: color-mix(in srgb, var(--spiff-success) 45%, transparent);
}

/* ---- Card ---- */

.spiff-card {
  border-radius: var(--spiff-radius-lg);
  padding: var(--spiff-space-2);
  border: 1px solid transparent;
  background: 
    linear-gradient(var(--spiff-panel), var(--spiff-panel)) padding-box,
    linear-gradient(135deg, var(--spiff-accent) 0%, var(--spiff-line) 60%, transparent 100%) border-box;
}

.spiff-card h1,
.spiff-card h2,
.spiff-card h3,
.spiff-card h4 {
  font-family: var(--spiff-font-serif);
  margin: 0 0 6px;
}

.spiff-card p {
  margin: 0;
  color: var(--spiff-muted);
}

/* ---- Form Controls ---- */

.spiff-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.spiff-label {
  font-family: var(--spiff-font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--spiff-muted);
}

.spiff-help {
  font-size: 0.78rem;
  color: var(--spiff-muted);
  margin-top: 4px;
}

.spiff-input,
.spiff-textarea {
  font-family: var(--spiff-font-sans);
  font-size: 0.92rem;
  padding: 9px 12px;
  border-radius: var(--spiff-radius-md);
  border: 1px solid var(--spiff-line);
  background: var(--spiff-bg);
  color: var(--spiff-text);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  width: 100%;
}

.spiff-input:focus,
.spiff-textarea:focus,
.spiff-select:focus {
  border-color: var(--spiff-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--spiff-accent) 25%, transparent);
}

.spiff-textarea {
  min-height: 90px;
  resize: vertical;
}

/* Custom Select Dropdown */
.spiff-select {
  font-family: var(--spiff-font-sans);
  font-size: 0.92rem;
  padding: 9px 36px 9px 12px;
  border-radius: var(--spiff-radius-md);
  border: 1px solid var(--spiff-line);
  background: var(--spiff-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238b95b5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E") no-repeat right 12px center;
  color: var(--spiff-text);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  width: 100%;
}

.spiff-select option {
  background: var(--spiff-panel);
  color: var(--spiff-text);
}

/* Toggle Switch */
.spiff-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
  font-size: 0.9rem;
}

.spiff-switch input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.spiff-switch-slider {
  width: 44px;
  height: 24px;
  background-color: var(--spiff-line);
  border-radius: 999px;
  position: relative;
  transition: background-color 0.2s ease;
}

.spiff-switch-slider::before {
  content: "";
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--spiff-text);
  border-radius: 50%;
  transition: transform 0.2s ease;
}

.spiff-switch input:checked + .spiff-switch-slider {
  background-color: var(--spiff-accent2);
}

.spiff-switch input:checked + .spiff-switch-slider::before {
  transform: translateX(20px);
  background-color: var(--spiff-accent2-ink);
}

/* Checkbox & Radio */
.spiff-checkbox,
.spiff-radio {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  user-select: none;
}

.spiff-checkbox input,
.spiff-radio input {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid var(--spiff-line);
  background: var(--spiff-bg);
  cursor: pointer;
  outline: none;
  position: relative;
  transition: all 0.15s ease;
}

.spiff-checkbox input {
  border-radius: var(--spiff-radius-sm);
}

.spiff-radio input {
  border-radius: 50%;
}

.spiff-checkbox input:checked,
.spiff-radio input:checked {
  background: var(--spiff-accent);
  border-color: var(--spiff-accent);
}

.spiff-checkbox input:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 2px;
  width: 5px;
  height: 9px;
  border: solid var(--spiff-accent-ink);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.spiff-radio input:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 5px;
  width: 6px;
  height: 6px;
  background: var(--spiff-accent-ink);
  border-radius: 50%;
}

/* Range Slider */
.spiff-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--spiff-line);
  border-radius: 999px;
  outline: none;
}

.spiff-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--spiff-accent2);
  cursor: pointer;
  box-shadow: 0 0 10px color-mix(in srgb, var(--spiff-accent2) 60%, transparent);
}

/* ---- Header, Navbar & Subnav ---- */

.spiff-header {
  width: 100%;
  z-index: 100;
}

.spiff-header--sticky,
.spiff-navbar--sticky {
  position: sticky;
  top: 0;
  z-index: 100;
}

.spiff-header,
.spiff-navbar {
  border-bottom: 1px solid var(--spiff-line);
  background: rgba(6, 8, 20, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.spiff-header-container,
.spiff-navbar-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.spiff-logo,
.spiff-nav-brand,
.spiff-header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--spiff-font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--spiff-text);
}

.spiff-logo i,
.spiff-nav-brand i,
.spiff-header-brand i {
  color: var(--spiff-accent);
  filter: drop-shadow(0 0 8px color-mix(in srgb, var(--spiff-accent) 60%, transparent));
}

.spiff-nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.spiff-nav-link {
  color: var(--spiff-muted);
  text-decoration: none;
  font-weight: 600 !important;
  font-size: 0.88rem;
  padding: 6px 12px;
  border-radius: var(--spiff-radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-sizing: border-box;
  transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.spiff-nav-link:hover {
  color: var(--spiff-text);
  background: rgba(255, 255, 255, 0.08);
}

.spiff-nav-link--active {
  background: var(--spiff-accent) !important;
  color: var(--spiff-accent-ink) !important;
  font-weight: 600 !important;
  border-radius: var(--spiff-radius-md);
  box-shadow: 0 2px 10px color-mix(in srgb, var(--spiff-accent) 40%, transparent);
}

.spiff-nav-link--active:hover {
  color: var(--spiff-text) !important;
  background: color-mix(in srgb, var(--spiff-accent) 88%, white) !important;
}

.spiff-nav-link--accent {
  color: var(--spiff-accent2);
}

.spiff-nav-link--primary {
  background: var(--spiff-accent) !important;
  color: var(--spiff-accent-ink) !important;
  border-radius: var(--spiff-radius-md);
}

.spiff-nav-link--primary:hover {
  color: var(--spiff-text) !important;
  filter: brightness(1.08);
}

/* Attached Sub-Navigation Header */
.spiff-subnav {
  border-bottom: 1px solid var(--spiff-line);
  background: rgba(6, 8, 20, 0.95);
  font-size: 0.88rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.spiff-subnav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  overflow-x: auto;
}

.spiff-subnav-link {
  color: var(--spiff-muted);
  text-decoration: none;
  font-weight: 600 !important;
  white-space: nowrap;
  padding: 5px 12px;
  border-radius: var(--spiff-radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-sizing: border-box;
  transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.spiff-subnav-link:hover {
  color: var(--spiff-text);
  background: rgba(255, 255, 255, 0.08);
}

.spiff-subnav-link--active {
  background: var(--spiff-accent) !important;
  color: var(--spiff-accent-ink) !important;
  font-weight: 600 !important;
  border-radius: var(--spiff-radius-sm);
}

.spiff-subnav-link--active:hover {
  color: var(--spiff-text) !important;
  background: color-mix(in srgb, var(--spiff-accent) 88%, white) !important;
}

/* ---- Tables ---- */

.spiff-table-wrapper {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--spiff-radius-lg);
  border: 1px solid var(--spiff-line);
  background: var(--spiff-panel);
}

.spiff-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.spiff-table th {
  background: rgba(255, 255, 255, 0.02);
  padding: 12px 16px;
  font-weight: 600;
  color: var(--spiff-muted);
  border-bottom: 1px solid var(--spiff-line);
  white-space: nowrap;
}

.spiff-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--spiff-line);
  vertical-align: middle;
}

.spiff-table tr:last-child td {
  border-bottom: none;
}

.spiff-table--hover tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.spiff-table--striped tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.015);
}

/* ---- Tabs ---- */

.spiff-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--spiff-line);
  margin-bottom: 20px;
}

.spiff-tab {
  padding: 10px 16px;
  font-family: var(--spiff-font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--spiff-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}

.spiff-tab:hover {
  color: var(--spiff-text);
}

.spiff-tab--active {
  color: var(--spiff-accent);
  border-bottom-color: var(--spiff-accent);
}

.spiff-tab-panel {
  display: none;
}

.spiff-tab-panel.active,
.spiff-tab-panel--active {
  display: block;
  animation: spiff-tab-fade 0.15s ease-out;
}

@keyframes spiff-tab-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---- Accordion (Native <details> + JS button support) ---- */

.spiff-accordion {
  border: 1px solid var(--spiff-line);
  border-radius: var(--spiff-radius-lg);
  overflow: hidden;
  background: var(--spiff-panel);
  margin-bottom: 12px;
}

.spiff-accordion-item {
  border-bottom: 1px solid var(--spiff-line);
}

.spiff-accordion-item:last-child {
  border-bottom: none;
}

.spiff-accordion summary.spiff-accordion-header,
.spiff-accordion-header {
  padding: 14px 18px;
  font-family: var(--spiff-font-serif);
  font-weight: 600;
  font-size: 1rem;
  color: var(--spiff-text);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  user-select: none;
}

.spiff-accordion summary.spiff-accordion-header::-webkit-details-marker {
  display: none;
}

.spiff-accordion summary.spiff-accordion-header .spiff-accordion-icon,
.spiff-accordion-header .spiff-accordion-icon {
  transition: transform 0.2s ease;
  color: var(--spiff-muted);
}

.spiff-accordion[open] summary.spiff-accordion-header .spiff-accordion-icon,
.spiff-accordion-item.active .spiff-accordion-header .spiff-accordion-icon,
.spiff-accordion-item--active .spiff-accordion-header .spiff-accordion-icon {
  transform: rotate(180deg);
  color: var(--spiff-accent2);
}

.spiff-accordion-body {
  padding: 14px 18px;
  color: var(--spiff-muted);
  border-top: 1px solid var(--spiff-line);
  font-size: 0.9rem;
}

.spiff-accordion-item:not(.active):not(.spiff-accordion-item--active) .spiff-accordion-body {
  display: none;
}

.spiff-accordion[open] .spiff-accordion-body,
.spiff-accordion-item.active .spiff-accordion-body,
.spiff-accordion-item--active .spiff-accordion-body {
  display: block;
}

/* ---- Loading Skeleton ---- */

.spiff-skeleton {
  background: linear-gradient(90deg, var(--spiff-panel) 25%, color-mix(in srgb, var(--spiff-line) 80%, white) 50%, var(--spiff-panel) 75%);
  background-size: 200% 100%;
  animation: spiff-skeleton-loading 1.5s infinite;
  border-radius: var(--spiff-radius-sm);
  display: inline-block;
}

@keyframes spiff-skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ---- Modal & Backdrop ---- */

.spiff-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: spiff-backdrop-fade 0.2s ease-out;
}

@keyframes spiff-backdrop-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.spiff-modal {
  border-radius: var(--spiff-radius-lg);
  padding: var(--spiff-space-2);
  border: 1px solid transparent;
  background: 
    linear-gradient(var(--spiff-panel), var(--spiff-panel)) padding-box,
    linear-gradient(135deg, var(--spiff-accent) 0%, var(--spiff-line) 60%, transparent 100%) border-box;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85), 0 0 20px color-mix(in srgb, var(--spiff-accent) 20%, transparent);
  animation: spiff-modal-slide 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

@keyframes spiff-modal-slide {
  from { opacity: 0; transform: scale(0.96) translateY(-12px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Standard Modal Sizes */
.spiff-modal--sm { max-width: 400px; }
.spiff-modal--md { max-width: 600px; }
.spiff-modal--lg { max-width: 900px; }
.spiff-modal--full { max-width: 95vw; max-height: 95vh; }

.spiff-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--spiff-line);
}

.spiff-modal-title {
  font-family: var(--spiff-font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.spiff-modal-close {
  width: 36px;
  height: 36px;
  border-radius: var(--spiff-radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--spiff-line);
  color: var(--spiff-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.spiff-modal-close:hover {
  background: rgba(244, 63, 94, 0.2);
  color: var(--spiff-danger);
  border-color: rgba(244, 63, 94, 0.4);
}

.spiff-modal-body {
  overflow-y: auto;
  min-height: 0;
  flex: 1;
}

.spiff-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 20px;
  padding-top: 12px;
  border-top: 1px solid var(--spiff-line);
}

/* ---- Toast Alerts ---- */

.spiff-toast {
  background: var(--spiff-panel);
  color: var(--spiff-text);
  border: 1px solid var(--spiff-line);
  border-radius: var(--spiff-radius-md);
  padding: 12px 18px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}

.spiff-toast--success {
  border-color: color-mix(in srgb, var(--spiff-success) 50%, transparent);
}

.spiff-toast--error {
  border-color: rgba(244, 63, 94, 0.5);
}

/* ---- Progress bar (signature component) ---- */

.spiff-progress {
  width: 100%;
  height: 44px;
  background: var(--spiff-panel);
  border: 1px solid var(--spiff-line);
  border-radius: var(--spiff-radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.5);
}

.spiff-progress-fill,
.spiff-progress__fill {
  height: 100%;
  width: 0%;
  position: relative;
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--spiff-accent) 82%, white) 0%,
    var(--spiff-accent) 45%,
    color-mix(in srgb, var(--spiff-accent) 78%, black) 100%
  );
  box-shadow: 0 0 28px color-mix(in srgb, var(--spiff-accent) 60%, transparent);
  transition: width 0.5s ease-in-out;
}

.spiff-progress-fill::after,
.spiff-progress__fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    115deg,
    transparent 0%,
    transparent 35%,
    rgba(255, 255, 255, 0.28) 50%,
    transparent 65%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: spiff-sheen 3.5s linear infinite;
}

@keyframes spiff-sheen {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ---- Footer ---- */

.spiff-footer {
  border-top: 1px solid var(--spiff-line);
  background: var(--spiff-panel);
  color: var(--spiff-muted);
  font-size: 0.88rem;
  padding: var(--spiff-space-3) 0;
  margin-top: auto;
  width: 100%;
}

.spiff-footer-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.spiff-footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--spiff-font-serif);
  font-weight: 600;
  color: var(--spiff-text);
  font-size: 1rem;
}

.spiff-footer-meta {
  font-size: 0.82rem;
  color: var(--spiff-muted);
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.spiff-footer-links {
  display: flex;
  align-items: center;
  gap: 16px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.spiff-footer-link {
  color: var(--spiff-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.86rem;
  transition: color 0.15s ease;
}

.spiff-footer-link:hover {
  color: var(--spiff-text);
}

/* ---- Scroll Back Up Button ---- */

.spiff-scroll-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 990;
  width: 44px;
  height: 44px;
  border-radius: var(--spiff-radius-md);
  background: var(--spiff-panel);
  color: var(--spiff-text);
  border: 1px solid var(--spiff-line);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.spiff-scroll-top.visible,
.spiff-scroll-top.active,
.spiff-scroll-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.spiff-scroll-top:hover {
  background: var(--spiff-accent);
  color: var(--spiff-accent-ink);
  border-color: var(--spiff-accent);
  transform: translateY(-2px);
  box-shadow: 0 0 20px color-mix(in srgb, var(--spiff-accent) 50%, transparent);
}

/* ---- Hero & Page Header ---- */

.spiff-hero {
  padding: var(--spiff-space-4) var(--spiff-space-2);
  text-align: center;
  border-bottom: 1px solid var(--spiff-line);
  background: radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--spiff-accent) 18%, transparent) 0%, transparent 70%);
  margin-bottom: var(--spiff-space-3);
  border-radius: var(--spiff-radius-lg);
}

.spiff-hero-title {
  font-family: var(--spiff-font-serif);
  font-size: 2.6rem;
  font-weight: 600;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #ffffff 0%, var(--spiff-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.spiff-hero-subtitle {
  color: var(--spiff-muted);
  font-size: 1.1rem;
  max-width: 680px;
  margin: 0 auto 24px;
}

/* ---- Alert Callouts ---- */

.spiff-alert {
  padding: 14px 18px;
  border-radius: var(--spiff-radius-md);
  background: var(--spiff-panel);
  border: 1px solid var(--spiff-line);
  color: var(--spiff-text);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.spiff-alert--info {
  background: color-mix(in srgb, var(--spiff-accent) 12%, transparent);
  border-color: color-mix(in srgb, var(--spiff-accent) 40%, transparent);
  color: var(--spiff-text);
}

.spiff-alert--success {
  background: color-mix(in srgb, var(--spiff-success) 12%, transparent);
  border-color: color-mix(in srgb, var(--spiff-success) 40%, transparent);
  color: var(--spiff-success);
}

.spiff-alert--warning {
  background: rgba(234, 179, 8, 0.12);
  border-color: rgba(234, 179, 8, 0.4);
  color: #fef08a;
}

.spiff-alert--danger {
  background: rgba(244, 63, 94, 0.15);
  border-color: rgba(244, 63, 94, 0.4);
  color: var(--spiff-danger);
}

/* ---- Breadcrumb ---- */

.spiff-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  font-size: 0.86rem;
}

.spiff-breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--spiff-muted);
}

.spiff-breadcrumb-item + .spiff-breadcrumb-item::before {
  content: "/";
  color: var(--spiff-line);
}

.spiff-breadcrumb-link {
  color: var(--spiff-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.spiff-breadcrumb-link:hover {
  color: var(--spiff-accent);
}

.spiff-breadcrumb-item--active {
  color: var(--spiff-text);
  font-weight: 600;
}

/* ---- Pagination ---- */

.spiff-pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 20px 0;
  padding: 0;
}

.spiff-page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border-radius: var(--spiff-radius-sm);
  background: var(--spiff-panel);
  border: 1px solid var(--spiff-line);
  color: var(--spiff-muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  transition: all 0.15s ease;
}

.spiff-page-link:hover {
  color: var(--spiff-text);
  border-color: var(--spiff-accent);
}

.spiff-page-link--active {
  background: var(--spiff-accent);
  color: var(--spiff-accent-ink) !important;
  border-color: var(--spiff-accent);
}

/* ---- Tooltips ---- */
.spiff-tooltip {
  position: relative;
  display: inline-flex;
}

.spiff-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--spiff-panel);
  color: var(--spiff-text);
  border: 1px solid var(--spiff-line);
  padding: 5px 10px;
  border-radius: var(--spiff-radius-sm);
  font-family: var(--spiff-font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: all 0.15s ease-out;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6);
  z-index: 50;
}

.spiff-tooltip:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ---- Stat Cards & Dashboard Metrics ---- */
.spiff-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.spiff-stat-card {
  background: var(--spiff-panel);
  border: 1px solid var(--spiff-line);
  border-radius: var(--spiff-radius-lg);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.spiff-stat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--spiff-radius-md);
  background: color-mix(in srgb, var(--spiff-accent) 18%, transparent);
  color: var(--spiff-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.spiff-stat-value {
  font-family: var(--spiff-font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--spiff-text);
}

.spiff-stat-label {
  font-size: 0.82rem;
  color: var(--spiff-muted);
}

/* ---- Dropdown Menus ---- */
.spiff-dropdown {
  position: relative;
  display: inline-block;
  vertical-align: middle;
  z-index: 10;
  box-sizing: border-box;
}

.spiff-dropdown:hover,
.spiff-dropdown:focus-within,
.spiff-dropdown.active,
.spiff-dropdown[open] {
  z-index: 9999 !important;
}

.spiff-dropdown summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  user-select: none;
  box-sizing: border-box;
  width: 100%;
}

.spiff-dropdown summary::-webkit-details-marker,
.spiff-dropdown summary::marker {
  display: none;
  content: "";
}

.spiff-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  min-width: 200px;
  box-sizing: border-box;
  background: var(--spiff-panel);
  border: 1px solid var(--spiff-line);
  border-radius: var(--spiff-radius-md);
  padding: 6px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.95), 0 0 25px color-mix(in srgb, var(--spiff-accent) 30%, transparent);
  display: none;
  z-index: 99999 !important;
  pointer-events: auto;
}

/* Invisible hover bridge connecting button directly to menu */
.spiff-dropdown-menu::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 10px;
  background: transparent;
  z-index: -1;
}

.spiff-dropdown:hover .spiff-dropdown-menu,
.spiff-dropdown.active .spiff-dropdown-menu,
.spiff-dropdown[open] .spiff-dropdown-menu {
  display: flex !important;
  flex-direction: column;
  animation: spiff-tab-fade 0.15s ease-out;
}

.spiff-dropdown-item {
  padding: 10px 14px;
  color: var(--spiff-muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: var(--spiff-radius-sm);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all 0.15s ease;
  cursor: pointer;
  background: transparent;
  border: none;
  width: 100%;
  box-sizing: border-box;
  text-align: left;
}

.spiff-dropdown-item:hover {
  background: color-mix(in srgb, var(--spiff-accent) 22%, transparent);
  color: var(--spiff-text);
}

.spiff-dropdown-item--danger {
  color: var(--spiff-danger);
}

.spiff-dropdown-item--danger:hover {
  background: rgba(244, 63, 94, 0.2);
  color: var(--spiff-danger);
}

/* ---- Empty State Component ---- */
.spiff-empty-state {
  text-align: center;
  padding: 48px 24px;
  background: var(--spiff-panel);
  border: 1px dashed var(--spiff-line);
  border-radius: var(--spiff-radius-lg);
  margin: 20px 0;
}

.spiff-empty-icon {
  font-size: 2.5rem;
  color: var(--spiff-muted);
  margin-bottom: 12px;
}

.spiff-empty-title {
  font-family: var(--spiff-font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--spiff-text);
  margin: 0 0 6px;
}

.spiff-empty-text {
  font-size: 0.9rem;
  color: var(--spiff-muted);
  max-width: 400px;
  margin: 0 auto 16px;
}

/* ---- Inline Code & Keyboard Badges ---- */
kbd.spiff-kbd {
  font-family: var(--spiff-font-mono);
  font-size: 0.76rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--spiff-line);
  border-radius: var(--spiff-radius-sm);
  padding: 2px 6px;
  color: var(--spiff-accent2);
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.5);
}

code.spiff-code {
  font-family: var(--spiff-font-mono);
  font-size: 0.85rem;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--spiff-line);
  border-radius: var(--spiff-radius-sm);
  padding: 3px 8px;
  margin: 4px 2px;
  color: var(--spiff-accent);
  display: inline-block;
  vertical-align: middle;
  line-height: 1.4;
}

code.spiff-code--block {
  display: block;
  margin: 14px 0;
  padding: 12px 16px;
  white-space: pre-wrap;
  word-break: break-word;
  background: rgba(0, 0, 0, 0.7);
  border-radius: var(--spiff-radius-md);
}

/* ---- Quote Style Box ---- */
.spiff-quote,
blockquote.spiff-quote {
  margin: 18px 0 18px 16px;
  padding: 14px 20px;
  background: var(--spiff-panel);
  border: 1px solid var(--spiff-line);
  border-left: 4px solid var(--spiff-accent);
  border-radius: 0 var(--spiff-radius-md) var(--spiff-radius-md) 0;
  color: var(--spiff-text);
  font-family: var(--spiff-font-serif);
  font-style: italic;
  font-size: 0.98rem;
  line-height: 1.6;
  position: relative;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.spiff-quote p {
  margin: 0;
}

.spiff-quote-author {
  display: block;
  font-family: var(--spiff-font-sans);
  font-style: normal;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--spiff-muted);
  margin-top: 8px;
}

/* ---- Code Sub-classes: Select-All & Auto-Copy ---- */
.spiff-code-select-all {
  cursor: pointer;
  user-select: all;
  -webkit-user-select: all;
  -moz-user-select: all;
  transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.spiff-code-select-all:hover {
  border-color: var(--spiff-accent);
  background: color-mix(in srgb, var(--spiff-accent) 18%, transparent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--spiff-accent) 25%, transparent);
}

.spiff-code-auto-copy {
  cursor: pointer;
  user-select: all;
  -webkit-user-select: all;
  -moz-user-select: all;
  transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.spiff-code-auto-copy:hover {
  border-color: var(--spiff-accent2);
  background: color-mix(in srgb, var(--spiff-accent2) 18%, transparent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--spiff-accent2) 25%, transparent);
}