/* Komari UnlockTest Widget — Desktop Glass Panel + Mobile M3 Bottom Sheet */

#km-unlock-floating-root,
#km-ul-min-icon,
#km-ul-sheet-backdrop,
.km-ul-modal-backdrop {
  --ul-hairline: 0.5px;
  --km-ul-min-width: 348px;
  --km-ul-default-width: 452px;

  --km-ul-sans: 'Twemoji Country Flags', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --km-ul-mono: 'Twemoji Country Flags', ui-monospace, 'SFMono-Regular', 'JetBrains Mono', Menlo, Consolas, monospace;

  /* Light mode semantic tokens (Radix Slate + Emerald + Sky + Rose, WCAG AA) */
  --ul-surface-glass: rgba(244, 247, 251, 0.88);
  --ul-surface-sheet: #f8fafc;
  --ul-surface-card: rgba(255, 255, 255, 0.82);
  --ul-surface-card-locked: rgba(248, 250, 252, 0.72);
  --ul-surface-hover: rgba(255, 255, 255, 0.96);
  --ul-surface-subtle: #f1f5f9;
  --ul-surface-modal: #f8fafc;
  --ul-surface-code: #f1f5f9;
  --ul-border: rgba(15, 23, 42, 0.11);
  --ul-border-strong: rgba(15, 23, 42, 0.18);
  --ul-text: #0f172a;
  --ul-text-muted: #475569;
  --ul-primary: rgba(15, 23, 42, 0.10);
  --ul-on-primary: #0f172a;
  --ul-primary-border: rgba(15, 23, 42, 0.22);
  --ul-ring: #0f172a;
  --ul-shadow: 0 12px 36px rgba(15, 23, 42, 0.16), 0 2px 8px rgba(15, 23, 42, 0.06);
  --ul-sheet-shadow: 0 -8px 30px rgba(15, 23, 42, 0.16);
  --ul-fab-shadow: 0 6px 20px rgba(15, 23, 42, 0.14), 0 1px 4px rgba(15, 23, 42, 0.08);
  --ul-overlay: rgba(15, 23, 42, 0.42);

  /* Opaque status tokens (zero alpha-blending corruption on GPU tiles) */
  --ul-ok-bg: #ecfdf5;
  --ul-ok-border: #6ee7b7;
  --ul-ok-text: #065f46;
  --ul-ok-dot: #059669;

  --ul-v6-bg: #f0f9ff;
  --ul-v6-border: #7dd3fc;
  --ul-v6-text: #075985;

  --ul-err-bg: #fef2f2;
  --ul-err-border: #fca5a5;
  --ul-err-text: #991b1b;
  --ul-err-dot: #dc2626;

  --ul-info-dot: #0284c7;
  --ul-idle-dot: #64748b;

  /* Compatibility alias for brand-icons.js monochrome dark-mode SVGs */
  --km-ul-text: var(--ul-text);
}

@media (max-resolution: 1dppx) {
  #km-unlock-floating-root,
  #km-ul-min-icon,
  #km-ul-sheet-backdrop,
  .km-ul-modal-backdrop {
    --ul-hairline: 1px;
  }
}

#km-unlock-floating-root[data-km-ul-theme="dark"],
#km-ul-min-icon[data-km-ul-theme="dark"],
#km-ul-sheet-backdrop[data-km-ul-theme="dark"],
.km-ul-modal-backdrop[data-km-ul-theme="dark"] {
  --ul-surface-glass: rgba(18, 22, 30, 0.88);
  --ul-surface-sheet: #181b22;
  --ul-surface-card: rgba(30, 34, 43, 0.84);
  --ul-surface-card-locked: rgba(24, 28, 36, 0.76);
  --ul-surface-hover: rgba(40, 46, 58, 0.96);
  --ul-surface-subtle: #262b36;
  --ul-surface-modal: #181b22;
  --ul-surface-code: #12151c;
  --ul-border: rgba(255, 255, 255, 0.11);
  --ul-border-strong: rgba(255, 255, 255, 0.20);
  --ul-text: #f1f5f9;
  --ul-text-muted: #94a3b8;
  --ul-primary: rgba(255, 255, 255, 0.13);
  --ul-on-primary: #f1f5f9;
  --ul-primary-border: rgba(255, 255, 255, 0.26);
  --ul-ring: #f1f5f9;
  --ul-shadow: 0 16px 42px rgba(0, 0, 0, 0.52), 0 2px 10px rgba(0, 0, 0, 0.28);
  --ul-sheet-shadow: 0 -10px 34px rgba(0, 0, 0, 0.56);
  --ul-fab-shadow: 0 8px 24px rgba(0, 0, 0, 0.44), 0 2px 6px rgba(0, 0, 0, 0.28);
  --ul-overlay: rgba(0, 0, 0, 0.62);

  --ul-ok-bg: #0d2d23;
  --ul-ok-border: #1f6f54;
  --ul-ok-text: #6ee7b7;
  --ul-ok-dot: #10b981;

  --ul-v6-bg: #0d283a;
  --ul-v6-border: #1d648c;
  --ul-v6-text: #7dd3fc;

  --ul-err-bg: #31151b;
  --ul-err-border: #7a2838;
  --ul-err-text: #fda4af;
  --ul-err-dot: #f43f5e;

  --ul-info-dot: #38bdf8;
  --ul-idle-dot: #94a3b8;

  --km-ul-text: var(--ul-text);
}

/* Solid opaque M3 tonal surfaces on touch / mobile to prevent GPU tile compositing ghosting */
@media (max-width: 767px), (pointer: coarse) {
  #km-unlock-floating-root,
  #km-ul-min-icon,
  .km-ul-modal-backdrop {
    --ul-surface-glass: #f8fafc;
    --ul-surface-card: #ffffff;
    --ul-surface-card-locked: #f8fafc;
    --ul-surface-hover: #f1f5f9;
    --ul-surface-subtle: #f1f5f9;
    --ul-border: #e2e8f0;
    --ul-border-strong: #cbd5e1;
    --ul-primary: #e2e8f0;
    --ul-primary-border: #94a3b8;
  }

  #km-unlock-floating-root[data-km-ul-theme="dark"],
  #km-ul-min-icon[data-km-ul-theme="dark"],
  .km-ul-modal-backdrop[data-km-ul-theme="dark"] {
    --ul-surface-glass: #181b22;
    --ul-surface-card: #1e222b;
    --ul-surface-card-locked: #191d25;
    --ul-surface-hover: #262b36;
    --ul-surface-subtle: #262b36;
    --ul-border: #2c3240;
    --ul-border-strong: #3b4252;
    --ul-primary: #2d3342;
    --ul-primary-border: #64748b;
  }
}

/* Mobile Sheet Backdrop Scrim */
.km-ul-sheet-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99998 !important;
  background-color: var(--ul-overlay);
  touch-action: none;
}

/* Floating Panel Root (Desktop Default) */
#km-unlock-floating-root {
  position: fixed;
  z-index: 100000 !important;
  box-sizing: border-box;
  width: var(--km-ul-default-width);
  min-width: min(var(--km-ul-min-width), calc(100vw - 28px));
  min-height: 220px;
  max-width: calc(100vw - 28px);
  max-height: calc(100vh - 20px);
  background-color: var(--ul-surface-glass);
  color: var(--ul-text);
  border: var(--ul-hairline) solid var(--ul-border-strong);
  border-radius: 16px;
  box-shadow: var(--ul-shadow);
  backdrop-filter: blur(16px) saturate(145%);
  -webkit-backdrop-filter: blur(16px) saturate(145%);
  font-family: var(--km-ul-sans);
  font-size: 13px;
  line-height: 1.45;
  user-select: none;
  overflow: hidden;
  display: none !important;
  flex-direction: column !important;
  align-items: stretch !important;
  justify-content: flex-start !important;
}

@media (pointer: coarse) {
  #km-unlock-floating-root,
  #km-ul-min-icon,
  .km-ul-modal-backdrop,
  .km-ul-modal-card {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }
}

#km-unlock-floating-root.km-ul-open {
  display: flex !important;
  animation: kmUlFadeSlide 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes kmUlFadeSlide {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes kmUlSheetUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

#km-unlock-floating-root *,
.km-ul-modal-backdrop * {
  box-sizing: border-box;
}

/* Focus-visible Ring (WCAG 2.2 AA — never 0.5px, always high contrast) */
#km-unlock-floating-root button:focus-visible,
#km-unlock-floating-root select:focus-visible,
#km-unlock-floating-root [tabindex]:focus-visible,
#km-ul-min-icon:focus-visible,
.km-ul-modal-backdrop button:focus-visible,
.km-ul-modal-backdrop a:focus-visible {
  outline: 2px solid var(--ul-ring);
  outline-offset: 2px;
}

.km-ul-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Persistent 48px Anchor FAB Button */
.km-ul-trigger-btn,
#km-ul-min-icon {
  width: 48px !important;
  height: 48px !important;
  min-width: 48px !important;
  max-width: 48px !important;
  min-height: 48px !important;
  max-height: 48px !important;
  position: fixed !important;
  border-radius: 14px !important;
  padding: 0 !important;
  margin: 0 !important;
  background-color: var(--ul-surface-glass) !important;
  border: var(--ul-hairline) solid var(--ul-border-strong) !important;
  box-shadow: var(--ul-fab-shadow) !important;
  backdrop-filter: blur(14px) saturate(145%) !important;
  -webkit-backdrop-filter: blur(14px) saturate(145%) !important;
  cursor: pointer !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  color: var(--ul-text) !important;
  z-index: 99990 !important;
  user-select: none !important;
  touch-action: none !important;
  transition: background-color 0.18s ease-out, border-color 0.18s ease-out, transform 0.15s ease-out, opacity 0.15s ease-out !important;
}

.km-ul-trigger-btn:hover,
#km-ul-min-icon:hover {
  background-color: var(--ul-surface-hover) !important;
}

.km-ul-trigger-btn:active,
#km-ul-min-icon:active {
  cursor: grabbing !important;
  transform: scale(0.96) !important;
}

.km-ul-trigger-btn *,
#km-ul-min-icon * {
  pointer-events: none !important;
}

.km-ul-minimized-svg {
  width: 20px !important;
  height: 20px !important;
  display: block !important;
}

.km-ul-minimized-badge-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--ul-ok-dot);
}

.km-ul-minimized-badge-dot.probing {
  background: var(--ul-info-dot);
  animation: kmUlPulse 1.4s infinite ease-out;
}

.km-ul-minimized-badge-dot.error {
  background: var(--ul-err-dot);
}

.km-ul-minimized-badge-dot.empty {
  background: var(--ul-idle-dot);
}

@keyframes kmUlPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(1.25); }
}

/* Sheet Grabber (hidden on desktop, visible on mobile Bottom Sheet) */
.km-ul-sheet-grabber {
  display: none;
  width: 100%;
  padding: 8px 0 2px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  touch-action: none;
}

.km-ul-sheet-pill {
  width: 36px;
  height: 4px;
  border-radius: 999px;
  background-color: var(--ul-border-strong);
}

/* Header */
.km-ul-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: var(--ul-hairline) solid var(--ul-border);
  cursor: grab;
  flex-shrink: 0;
}

.km-ul-header:active {
  cursor: grabbing;
}

.km-ul-title-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--ul-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.km-ul-title-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--ul-text-muted);
}

.km-ul-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

#km-unlock-floating-root .km-ul-pill-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: var(--ul-hairline) solid var(--ul-border-strong);
  background-color: var(--ul-surface-card);
  color: var(--ul-text);
  font-family: var(--km-ul-sans);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  transition: background-color 0.16s ease-out, border-color 0.16s ease-out;
}

#km-unlock-floating-root .km-ul-pill-btn:hover:not(:disabled) {
  background-color: var(--ul-surface-hover);
}

#km-unlock-floating-root .km-ul-pill-btn.primary {
  background-color: var(--ul-primary);
  color: var(--ul-on-primary);
  border-color: var(--ul-primary-border);
  font-weight: 600;
}

#km-unlock-floating-root .km-ul-pill-btn.primary:hover:not(:disabled) {
  opacity: 0.9;
}

#km-unlock-floating-root .km-ul-pill-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

#km-unlock-floating-root .km-ul-close-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--ul-text-muted);
  cursor: pointer;
  position: relative;
  transition: background-color 0.16s ease-out, color 0.16s ease-out;
}

#km-unlock-floating-root .km-ul-close-btn:hover {
  background-color: var(--ul-surface-subtle);
  color: var(--ul-text);
}

/* Pinned Toolbar (Node Select + Category Filter — never scrolls out of sight) */
.km-ul-toolbar {
  width: 100%;
  padding: 10px 14px 8px;
  border-bottom: var(--ul-hairline) solid var(--ul-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

.km-ul-select-wrap {
  position: relative;
  width: 100%;
}

#km-unlock-floating-root .km-ul-node-select {
  width: 100%;
  min-width: 0;
  height: 34px;
  appearance: none;
  -webkit-appearance: none;
  background-color: var(--ul-surface-card);
  color: var(--ul-text);
  border: var(--ul-hairline) solid var(--ul-border-strong);
  border-radius: 999px;
  padding: 0 32px 0 12px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--km-ul-sans);
  cursor: pointer;
  transition: background-color 0.16s ease-out, border-color 0.16s ease-out;
}

#km-unlock-floating-root .km-ul-node-select:hover {
  background-color: var(--ul-surface-hover);
}

.km-ul-select-chevron {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  color: var(--ul-text-muted);
  pointer-events: none;
}

/* Category Filter Chips */
.km-ul-cat-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 5px;
}

.km-ul-cat-bar:empty {
  display: none;
}

#km-unlock-floating-root .km-ul-cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  border: var(--ul-hairline) solid var(--ul-border);
  background-color: var(--ul-surface-subtle);
  color: var(--ul-text);
  font-family: var(--km-ul-sans);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  transition: background-color 0.16s ease-out, color 0.16s ease-out, border-color 0.16s ease-out;
}

#km-unlock-floating-root .km-ul-cat-chip:hover {
  color: var(--ul-text);
  background-color: var(--ul-surface-hover);
}

#km-unlock-floating-root .km-ul-cat-chip[aria-pressed="true"],
#km-unlock-floating-root .km-ul-cat-chip[aria-pressed="true"]:hover {
  background-color: var(--ul-primary);
  color: var(--ul-on-primary);
  border-color: var(--ul-primary-border);
  font-weight: 600;
}

/* Tap Detail Strip (for touch inspection of IPv4 / IPv6 raw status) */
.km-ul-detail-strip {
  width: 100%;
  padding: 8px 12px;
  background-color: var(--ul-surface-subtle);
  border-bottom: var(--ul-hairline) solid var(--ul-border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  flex-shrink: 0;
  font-size: 12px;
}

.km-ul-detail-main {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.km-ul-detail-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ul-text);
}

.km-ul-detail-lines {
  font-family: var(--km-ul-mono);
  font-size: 12px;
  color: var(--ul-text-muted);
  white-space: pre-line;
  word-break: break-word;
}

#km-unlock-floating-root .km-ul-detail-close {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--ul-text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
}

/* Scrollable Body */
.km-ul-body {
  width: 100%;
  padding: 12px 14px;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Service Cards Grid (Desktop: 94x108 vertical tiles) */
.km-ul-logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 94px);
  justify-content: start;
  gap: 10px;
}

.km-ul-service-card {
  width: 94px;
  height: 112px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 8px 5px 7px;
  border-radius: 10px;
  background-color: var(--ul-surface-card);
  border: var(--ul-hairline) solid var(--ul-border);
  transition: background-color 0.16s ease-out, border-color 0.16s ease-out;
  position: relative;
  cursor: pointer;
}

.km-ul-service-card:hover {
  background-color: var(--ul-surface-hover);
}

.km-ul-service-card.unlocked {
  border-color: var(--ul-ok-border);
}

.km-ul-service-card.unlocked.via-v6 {
  border-color: var(--ul-v6-border);
}

.km-ul-service-card.locked {
  background-color: var(--ul-surface-card-locked);
}

.km-ul-service-card.locked .km-ul-service-name {
  color: var(--ul-text-muted);
}

.km-ul-service-card.selected-detail {
  border-color: var(--ul-primary-border);
  background-color: var(--ul-surface-hover);
}

.km-ul-logo-box {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ul-surface-subtle);
  color: var(--ul-text);
  flex-shrink: 0;
}

.km-ul-logo-box svg {
  width: 20px;
  height: 20px;
  display: block;
}

.km-ul-logo-box .km-ul-native-icon {
  color: var(--km-ul-native-light, var(--ul-text));
}

#km-unlock-floating-root[data-km-ul-theme="dark"] .km-ul-logo-box .km-ul-native-icon {
  color: var(--km-ul-native-dark, var(--ul-text));
}

.km-ul-service-name {
  font-family: var(--km-ul-sans);
  font-size: 12px;
  color: var(--ul-text);
  font-weight: 500;
  text-align: center;
  white-space: normal;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
  width: 100%;
  line-height: 1.18;
}

.km-ul-region-sub {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  font-family: var(--km-ul-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 5px;
  line-height: 1.25;
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.km-ul-flag-emoji {
  font-family: 'Twemoji Country Flags', 'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji', sans-serif;
  font-size: 12px;
  font-weight: 400;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.km-ul-service-card.unlocked .km-ul-region-sub {
  background: var(--ul-ok-bg);
  color: var(--ul-ok-text);
  border: var(--ul-hairline) solid var(--ul-ok-border);
}

.km-ul-service-card.unlocked.via-v6 .km-ul-region-sub {
  background: var(--ul-v6-bg);
  color: var(--ul-v6-text);
  border: var(--ul-hairline) solid var(--ul-v6-border);
}

.km-ul-service-card.locked .km-ul-region-sub {
  background: var(--ul-err-bg);
  color: var(--ul-err-text);
  border: var(--ul-hairline) solid var(--ul-err-border);
}

/* Warning & Empty / Probing States */
.km-ul-warn-banner {
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--ul-err-bg);
  border: var(--ul-hairline) solid var(--ul-err-border);
  color: var(--ul-err-text);
  font-size: 12px;
  line-height: 1.45;
}

.km-ul-empty-state {
  padding: 28px 12px;
  text-align: center;
  color: var(--ul-text-muted);
  font-size: 13px;
  line-height: 1.5;
}

.km-ul-probing-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 32px 16px;
  text-align: center;
}

.km-ul-spinner {
  width: 22px;
  height: 22px;
  color: var(--ul-text);
  animation: kmUlSpin 0.9s linear infinite;
}

@keyframes kmUlSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.km-ul-probing-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ul-text);
}

.km-ul-probing-sub {
  font-size: 12px;
  color: var(--ul-text-muted);
  font-variant-numeric: tabular-nums;
}

/* Footer */
.km-ul-footer {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 24px 8px 12px;
  border-top: var(--ul-hairline) solid var(--ul-border);
  font-size: 12px;
  color: var(--ul-text-muted);
  flex-shrink: 0;
  position: relative;
}

.km-ul-stat-group {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  font-variant-numeric: tabular-nums;
}

.km-ul-stat-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 6px;
  border-radius: 5px;
  background: var(--ul-err-bg);
  color: var(--ul-err-text);
  border: var(--ul-hairline) solid var(--ul-err-border);
  font-size: 12px;
  font-weight: 500;
}

.km-ul-footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.km-ul-link-btn {
  background: transparent;
  border: none;
  color: var(--ul-text-muted);
  font-family: var(--km-ul-sans);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 6px;
  position: relative;
  transition: background-color 0.16s ease-out, color 0.16s ease-out;
}

.km-ul-link-btn:hover {
  color: var(--ul-text);
  background: var(--ul-surface-subtle);
}

/* Corner Resize Grip (Desktop Only) */
.km-ul-resize-grip {
  position: absolute;
  right: 3px;
  bottom: 3px;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ul-text-muted);
  cursor: se-resize;
  z-index: 20;
  opacity: 0.5;
  pointer-events: auto;
  touch-action: none;
  transition: opacity 0.16s ease-out;
}

.km-ul-resize-grip:hover {
  opacity: 1;
}

/* Admin Diagnostics Modal */
.km-ul-modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--ul-overlay);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100010 !important;
  padding: 16px;
}

.km-ul-modal-backdrop.open {
  display: flex;
}

.km-ul-modal-card {
  background: var(--ul-surface-modal);
  color: var(--ul-text);
  border: var(--ul-hairline) solid var(--ul-border-strong);
  border-radius: 16px;
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 18px 20px;
  font-family: var(--km-ul-sans);
  font-size: 13px;
  line-height: 1.5;
  box-shadow: var(--ul-shadow);
}

.km-ul-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: var(--ul-hairline) solid var(--ul-border);
}

.km-ul-modal-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--ul-text);
}

.km-ul-modal-card code {
  font-family: var(--km-ul-mono);
  font-size: 12px;
  background: var(--ul-surface-subtle);
  border: var(--ul-hairline) solid var(--ul-border);
  padding: 1px 6px;
  border-radius: 5px;
  color: var(--ul-text);
}

.km-ul-debug-callout {
  background: var(--ul-surface-subtle);
  border: var(--ul-hairline) solid var(--ul-border-strong);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 12px;
}

.km-ul-debug-kv {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 6px 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--ul-surface-subtle);
  border: var(--ul-hairline) solid var(--ul-border);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.km-ul-debug-terminal {
  background: var(--ul-surface-code);
  border: var(--ul-hairline) solid var(--ul-border);
  border-radius: 10px;
  padding: 10px 12px;
  font-family: var(--km-ul-mono);
  font-size: 12px;
  color: var(--ul-text);
  max-height: 240px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 8px 0 0;
}

.km-ul-debug-actions {
  margin-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.km-ul-modal-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  border: var(--ul-hairline) solid var(--ul-border-strong);
  background: var(--ul-surface-card);
  color: var(--ul-text);
  font-family: var(--km-ul-sans);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.16s ease-out;
}

.km-ul-modal-btn:hover {
  background: var(--ul-surface-hover);
}

.km-ul-modal-btn.primary {
  background: var(--ul-primary);
  color: var(--ul-on-primary);
  border-color: var(--ul-primary-border);
  font-weight: 600;
}

.km-ul-modal-btn.danger {
  background: var(--ul-err-bg);
  color: var(--ul-err-text);
  border-color: var(--ul-err-border);
}

/* =========================================================================
   Mobile Compact (<768px): Native M3 Bottom Sheet Redesign
   ========================================================================= */
@media (max-width: 767px) {
  .km-ul-sheet-backdrop.open {
    display: block;
  }

  #km-ul-min-icon.km-ul-sheet-active {
    opacity: 0 !important;
    pointer-events: none !important;
  }

  #km-unlock-floating-root {
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    top: auto !important;
    width: 100% !important;
    min-width: 100% !important;
    max-width: 100% !important;
    height: 78dvh !important;
    max-height: calc(100dvh - max(16px, env(safe-area-inset-top))) !important;
    border-radius: 20px 20px 0 0 !important;
    border-left: none !important;
    border-right: none !important;
    border-bottom: none !important;
    background-color: var(--ul-surface-sheet) !important;
    box-shadow: var(--ul-sheet-shadow) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    padding-bottom: env(safe-area-inset-bottom, 0px) !important;
  }

  #km-unlock-floating-root.km-ul-open {
    animation: kmUlSheetUp 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .km-ul-sheet-grabber {
    display: flex;
  }

  .km-ul-header {
    padding: 4px 14px 10px;
    cursor: default;
    touch-action: none;
  }

  .km-ul-header:active {
    cursor: default;
  }

  #km-unlock-floating-root .km-ul-pill-btn {
    height: 36px;
    min-height: 36px;
    padding: 0 12px;
  }

  #km-unlock-floating-root .km-ul-pill-btn::after {
    content: "";
    position: absolute;
    top: -4px;
    bottom: -4px;
    left: 0;
    right: 0;
  }

  #km-unlock-floating-root .km-ul-close-btn {
    width: 36px;
    height: 36px;
    background-color: var(--ul-surface-subtle);
    color: var(--ul-text);
  }

  #km-unlock-floating-root .km-ul-close-btn::after {
    content: "";
    position: absolute;
    inset: -4px;
  }

  .km-ul-toolbar {
    padding: 10px 14px;
    gap: 10px;
    background-color: var(--ul-surface-sheet);
  }

  #km-unlock-floating-root .km-ul-node-select {
    height: 44px;
    padding: 0 36px 0 14px;
    font-size: 16px;
  }

  .km-ul-cat-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    gap: 6px;
    padding: 4px 0;
    margin: -4px 0;
  }

  .km-ul-cat-bar::-webkit-scrollbar {
    display: none;
  }

  #km-unlock-floating-root .km-ul-cat-chip {
    flex-shrink: 0;
    height: 34px;
    padding: 0 12px;
  }

  #km-unlock-floating-root .km-ul-cat-chip::after {
    content: "";
    position: absolute;
    top: -5px;
    bottom: -5px;
    left: 0;
    right: 0;
  }

  .km-ul-body {
    padding: 12px 14px;
    background-color: var(--ul-surface-sheet);
  }

  /* 2-column compact cards: icon left, name above badge — zero overlap, no mid-word breaks */
  .km-ul-logo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-content: stretch;
    gap: 8px;
  }

  .km-ul-service-card {
    width: 100%;
    height: auto;
    min-height: 56px;
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    grid-template-rows: auto auto;
    align-items: center;
    justify-content: stretch;
    column-gap: 9px;
    row-gap: 3px;
    padding: 8px 9px;
    border-radius: 10px;
  }

  .km-ul-logo-box {
    grid-row: 1 / span 2;
    width: 28px;
    height: 28px;
    border-radius: 7px;
  }

  .km-ul-logo-box svg {
    width: 17px;
    height: 17px;
  }

  .km-ul-service-name {
    display: block;
    min-width: 0;
    width: auto;
    text-align: left;
    font-size: 13px;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    word-break: normal;
  }

  .km-ul-region-sub {
    justify-self: start;
    padding: 2px 6px;
    border-radius: 6px;
  }

  #km-unlock-floating-root .km-ul-detail-close {
    width: 36px;
    height: 36px;
  }

  #km-unlock-floating-root .km-ul-detail-close::after {
    content: "";
    position: absolute;
    inset: -4px;
  }

  .km-ul-footer {
    padding: 10px 14px;
    background-color: var(--ul-surface-sheet);
  }

  .km-ul-link-btn {
    min-height: 36px;
    padding: 0 10px;
    display: inline-flex;
    align-items: center;
  }

  .km-ul-link-btn::after {
    content: "";
    position: absolute;
    top: -4px;
    bottom: -4px;
    left: 0;
    right: 0;
  }

  .km-ul-resize-grip {
    display: none !important;
  }

  /* Mobile Admin Diagnostics Sheet */
  .km-ul-modal-backdrop {
    padding: 0;
    align-items: flex-end;
  }

  .km-ul-modal-card {
    max-width: 100%;
    max-height: 88dvh;
    border-radius: 20px 20px 0 0;
    border-left: none;
    border-right: none;
    border-bottom: none;
    padding: 16px 16px calc(16px + env(safe-area-inset-bottom, 0px));
  }

  .km-ul-modal-btn {
    min-height: 44px;
    padding: 0 14px;
  }
}

@media (max-width: 340px) {
  .km-ul-logo-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Coarse Pointer Touch Targets on Tablets (>=768px) */
@media (pointer: coarse) and (min-width: 768px) {
  #km-unlock-floating-root .km-ul-pill-btn,
  #km-unlock-floating-root .km-ul-close-btn,
  .km-ul-modal-btn {
    min-height: 44px;
    min-width: 44px;
  }
  #km-unlock-floating-root .km-ul-node-select {
    height: 44px;
    font-size: 16px;
  }
  #km-unlock-floating-root .km-ul-cat-chip {
    min-height: 36px;
    padding: 0 12px;
  }
  #km-unlock-floating-root .km-ul-cat-chip::after {
    content: "";
    position: absolute;
    top: -4px;
    bottom: -4px;
    left: 0;
    right: 0;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  #km-unlock-floating-root.km-ul-open,
  .km-ul-minimized-badge-dot.probing,
  .km-ul-spinner {
    animation: none !important;
  }
  #km-unlock-floating-root *,
  #km-ul-min-icon,
  .km-ul-modal-backdrop * {
    transition: none !important;
  }
}