:root {
  --ui-bg: var(--drsknn-bg0);
  --ui-surface: var(--drsknn-surface);
  --ui-surface-strong: var(--drsknn-surface-strong);
  --ui-ink: var(--drsknn-ink);
  --ui-muted: var(--drsknn-ink-muted);
  --ui-subtle: var(--drsknn-ink-subtle);
  --ui-accent: var(--drsknn-gold);
  --ui-accent-deep: var(--drsknn-gold-deep);
  --ui-accent-wash: var(--drsknn-gold-wash);
  --ui-navy: var(--drsknn-navy);
  --ui-border: var(--drsknn-border);
  --ui-border-strong: var(--drsknn-border-strong);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.ui-body {
  margin: 0;
  color: var(--ui-ink);
  font-family: var(--drsknn-font-body);
  background:
    radial-gradient(circle at 12% 0%, var(--drsknn-glow-soft), transparent 58%),
    radial-gradient(circle at 88% 18%, var(--drsknn-navy-wash), transparent 62%),
    linear-gradient(120deg, var(--drsknn-bg0) 0%, var(--drsknn-bg1) 30%, var(--drsknn-bg2) 90%);
}

.ui-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.ui-shell {
  width: min(1200px, 100%);
  margin: 0 auto;
  padding: clamp(20px, 4vw, 48px);
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 3vw, 32px);
}

.ui-section {
  display: flex;
  flex-direction: column;
  gap: clamp(12px, 2vw, 20px);
}

.ui-grid {
  display: grid;
  gap: clamp(12px, 2vw, 20px);
}

.ui-grid.two {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.ui-grid.three {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.ui-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.ui-row.between {
  justify-content: space-between;
}

.ui-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.ui-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.ui-space-top {
  margin-top: var(--space-4);
}

.ui-card {
  border-radius: var(--radius-3);
  border: 1px solid var(--ui-border);
  background: var(--ui-surface);
  box-shadow: var(--shadow-2);
  padding: clamp(16px, 3vw, 28px);
  position: relative;
  overflow: hidden;
}

.ui-card.strong {
  background: var(--ui-surface-strong);
  border-color: var(--ui-border-strong);
  box-shadow: var(--shadow-3);
}

.ui-card.glow::before {
  content: "";
  position: absolute;
  inset: -40% 0 auto auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(var(--drsknn-gold-rgb), 0.18), transparent 70%);
  opacity: 0.8;
  pointer-events: none;
}

.ui-title {
  font-family: var(--drsknn-font-display);
  font-size: var(--drsknn-text-2xl);
  margin: 0;
  letter-spacing: -0.01em;
}

.ui-title.md {
  font-size: var(--drsknn-text-xl);
}

.ui-title.sm {
  font-size: var(--drsknn-text-lg);
}

.ui-subtitle {
  font-size: var(--drsknn-text-md);
  color: var(--ui-muted);
  margin: 0;
}

.ui-label {
  font-size: var(--drsknn-text-xs);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ui-subtle);
}

.ui-body-text {
  font-size: var(--drsknn-text-md);
  color: var(--ui-muted);
  line-height: 1.6;
}

.ui-kicker {
  font-size: var(--drsknn-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--ui-accent-deep);
}

.ui-button {
  border: 0;
  cursor: pointer;
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 600;
  font-size: var(--drsknn-text-sm);
  background: linear-gradient(135deg, var(--ui-navy), var(--drsknn-navy-deep));
  color: var(--drsknn-white);
  box-shadow: var(--shadow-2);
  transition: transform var(--drsknn-fast) var(--drsknn-ease-out),
    box-shadow var(--drsknn-fast) var(--drsknn-ease-out);
}

.ui-button.secondary {
  background: var(--ui-accent-wash);
  color: var(--ui-ink);
  border: 1px solid var(--ui-border);
  box-shadow: var(--shadow-1);
}

.ui-button.ghost {
  background: transparent;
  color: var(--ui-ink);
  border: 1px solid var(--ui-border);
  box-shadow: none;
}

.ui-button:disabled,
.ui-button[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

.ui-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.ui-input {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-1);
  border: 1px solid var(--ui-border);
  font-size: var(--drsknn-text-sm);
  font-family: var(--drsknn-font-body);
}

.ui-input:focus {
  outline: 2px solid var(--drsknn-gold);
  outline-offset: 2px;
}

.ui-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--drsknn-text-sm);
}

.ui-table th,
.ui-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--ui-border);
}

.ui-table th {
  font-size: var(--drsknn-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--ui-subtle);
}

.ui-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: var(--drsknn-text-xs);
  border: 1px solid var(--ui-border);
  background: var(--ui-surface-strong);
  color: var(--ui-muted);
}

.ui-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: var(--drsknn-text-xs);
  background: rgb(var(--rgb-accent) / 0.12);
  border: 1px solid rgb(var(--rgb-accent) / 0.3);
  color: var(--ui-accent-deep);
}

.ui-kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid var(--ui-border);
  font-size: 11px;
  background: var(--ui-surface-strong);
}

.ui-divider {
  height: 1px;
  background: var(--ui-border);
  width: 100%;
}

.ui-state {
  border-radius: var(--radius-2);
  padding: 12px 16px;
  border: 1px dashed var(--ui-border);
  background: rgb(var(--rgb-surface) / 0.6);
  color: var(--ui-muted);
  font-size: var(--drsknn-text-sm);
}

.ui-state.error {
  border-color: rgba(var(--drsknn-error-rgb), 0.35);
  background: rgba(var(--drsknn-error-rgb), 0.08);
  color: var(--drsknn-error);
}

.ui-state.loading {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ui-skeleton {
  position: relative;
  overflow: hidden;
  background: rgba(var(--drsknn-ink-rgb), 0.06);
  border-radius: var(--radius-1);
}

.ui-skeleton.line {
  height: 16px;
  width: 100%;
}

.ui-skeleton.block {
  height: 220px;
  width: 100%;
}

.ui-skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-60%);
  background: linear-gradient(90deg, transparent, rgb(var(--rgb-skeleton-highlight) / 0.72), transparent);
  animation: ui-shimmer 1.4s infinite;
}

@keyframes ui-shimmer {
  0% {
    transform: translateX(-60%);
  }
  100% {
    transform: translateX(60%);
  }
}

.ui-hero {
  display: grid;
  gap: clamp(14px, 3vw, 26px);
  align-items: center;
}

.ui-hero.two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.ui-data-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.ui-data-card {
  padding: 12px 14px;
  border-radius: var(--radius-2);
  border: 1px solid var(--ui-border);
  background: var(--ui-surface-strong);
}

.ui-data-card span {
  display: block;
  font-size: var(--drsknn-text-xs);
  color: var(--ui-subtle);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.ui-data-card strong {
  font-size: var(--drsknn-text-lg);
  color: var(--ui-ink);
}

.ui-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(var(--drsknn-navy-rgb), 0.08);
  border: 1px solid rgba(var(--drsknn-navy-rgb), 0.18);
  font-size: var(--drsknn-text-xs);
  color: var(--ui-navy);
}

.ui-timeline-track {
  position: relative;
  height: 24px;
  margin-top: var(--space-2);
  outline: none;
}

.ui-timeline-line {
  position: absolute;
  inset: 10px 0;
  height: 4px;
  border-radius: 999px;
  background: var(--drsknn-border);
}

.ui-timeline-handle {
  position: absolute;
  top: 2px;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: var(--drsknn-gold);
  border: 2px solid var(--drsknn-navy);
  transform: translateX(-50%);
}

.ui-timeline-canvas {
  width: 100%;
  height: 160px;
  border-radius: var(--radius-2);
  background: var(--drsknn-navy-wash);
}

.ui-board {
  position: relative;
  min-height: 320px;
  background: rgba(var(--drsknn-ink-rgb), 0.02);
  border-radius: var(--radius-3);
  border: 1px solid var(--ui-border);
  overflow: hidden;
}

.ui-board-card {
  position: absolute;
  min-width: 180px;
  max-width: 240px;
  padding: 12px 14px;
  border-radius: var(--radius-2);
  background: var(--ui-surface-strong);
  border: 1px solid var(--ui-border);
  box-shadow: var(--shadow-2);
  cursor: grab;
  user-select: none;
}

.ui-board-card:focus {
  outline: 2px solid var(--drsknn-gold);
  outline-offset: 2px;
}

.ui-board-card small {
  display: block;
  font-size: var(--drsknn-text-xs);
  color: var(--ui-subtle);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.ui-board-card strong {
  display: block;
  font-size: var(--drsknn-text-md);
  margin-bottom: 6px;
}

.ui-board-card span {
  font-size: var(--drsknn-text-sm);
  color: var(--ui-muted);
}

.ui-anim-reveal {
  opacity: 0;
  transform: translateY(12px);
  animation: ui-reveal 0.6s var(--drsknn-ease-out) forwards;
}

.ui-anim-reveal.delay-1 { animation-delay: 0.08s; }
.ui-anim-reveal.delay-2 { animation-delay: 0.16s; }
.ui-anim-reveal.delay-3 { animation-delay: 0.24s; }

@keyframes ui-reveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

[data-reduced-motion="1"] .ui-anim-reveal,
[data-test-mode="1"] .ui-anim-reveal,
@media (prefers-reduced-motion: reduce) {
  .ui-anim-reveal {
    animation: none;
    opacity: 1;
    transform: none;
  }
  .ui-skeleton::after {
    animation: none;
  }
}

[data-test-mode="1"] .ui-skeleton::after {
  animation: none;
}

.ui-command-overlay {
  position: fixed;
  inset: 0;
  background: rgba(var(--drsknn-ink-rgb), 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.ui-command-overlay.active {
  display: flex;
}

.ui-command {
  width: min(560px, 92vw);
  background: var(--ui-surface-strong);
  border-radius: var(--radius-3);
  border: 1px solid var(--ui-border-strong);
  box-shadow: var(--shadow-4);
  padding: 16px;
}

.ui-command input {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-1);
  border: 1px solid var(--ui-border);
  font-size: var(--drsknn-text-sm);
}

.ui-command ul {
  list-style: none;
  padding: 8px 0 0;
  margin: 0;
  display: grid;
  gap: 6px;
}

.ui-command li button {
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: var(--radius-1);
  border: 1px solid var(--ui-border);
  background: var(--ui-surface);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: var(--drsknn-text-sm);
}

.ui-command li button.active {
  border-color: rgb(var(--rgb-accent) / 0.4);
  background: rgb(var(--rgb-accent) / 0.12);
}

.ui-command .hint {
  font-size: var(--drsknn-text-xs);
  color: var(--ui-subtle);
}

.ui-toast {
  position: fixed;
  bottom: 16px;
  right: 16px;
  background: var(--ui-surface-strong);
  border: 1px solid var(--ui-border);
  border-radius: var(--radius-2);
  padding: 10px 14px;
  font-size: var(--drsknn-text-sm);
  color: var(--ui-muted);
  box-shadow: var(--shadow-2);
  display: none;
  z-index: 40;
}

.ui-toast.active {
  display: block;
}

.ui-ready-toggle[data-ready="0"] [data-ready-only] {
  display: none;
}

.ui-ready-toggle[data-ready="1"] [data-skeleton] {
  display: none;
}

.ui-perf-hud {
  position: fixed;
  bottom: 16px;
  left: 16px;
  z-index: 9999;
  font-family: var(--drsknn-font-body);
  font-size: 12px;
  background: var(--drsknn-navy-deep);
  color: var(--drsknn-bg0);
  border: 1px solid var(--drsknn-gold);
  border-radius: 12px;
  padding: 10px 12px;
  max-width: 240px;
  box-shadow: var(--shadow-2);
}

@media (max-width: 720px) {
  .ui-shell {
    padding: 18px;
  }
  .ui-title {
    font-size: var(--drsknn-text-xl);
  }
}