:root {
  --hl-bg: #0a0c0f;
  --hl-panel: #12161c;
  --hl-panel-border: #2a3340;
  --hl-text: #c8d0d8;
  --hl-text-dim: #7a8696;
  --hl-accent: #6ee7c5;
  --hl-accent-dim: #3d8f78;
  --hl-hazard: #d4a017;
  --hl-danger: #c45a4a;
  --hl-font-mono: "JetBrains Mono", "Share Tech Mono", "Fira Code", ui-monospace,
    monospace;
  --hl-tap-min: 44px;
  color-scheme: dark;
}

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

html,
body {
  margin: 0;
  min-height: 100dvh;
  background: var(--hl-bg);
  color: var(--hl-text);
  font-family: var(--hl-font-mono);
  font-size: 15px;
  line-height: 1.45;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.hl-shell {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: radial-gradient(1200px 800px at 50% -10%, #151b24 0%, var(--hl-bg) 55%);
  position: relative;
}

.hl-shell::after {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.06;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 2px,
    rgba(0, 0, 0, 0.35) 2px,
    rgba(0, 0, 0, 0.35) 4px
  );
}

.hl-header {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--hl-panel-border);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: rgba(10, 12, 15, 0.85);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 2;
}

.hl-title-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hl-title {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hl-sub {
  margin: 0;
  font-size: 0.72rem;
  color: var(--hl-text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hl-hazard-stripe {
  height: 6px;
  background: repeating-linear-gradient(
    -45deg,
    var(--hl-hazard) 0 10px,
    #1a1a1a 10px 20px
  );
  border-radius: 2px;
  flex-shrink: 0;
}

.hl-main {
  flex: 1;
  padding: 1rem;
  max-width: 720px;
  width: 100%;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  z-index: 1;
}

.hl-scenario-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hl-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  /* Bottom-align so the select shares a row with buttons; center would float buttons
     against the full label+select stack and misalign control tops. */
  align-items: flex-end;
}

.hl-select-label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--hl-text-dim);
}

.hl-select {
  min-height: var(--hl-tap-min);
  padding: 0.35rem 0.5rem;
  background: var(--hl-panel);
  color: var(--hl-text);
  border: 1px solid var(--hl-panel-border);
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.95rem;
  line-height: 1.2;
  box-sizing: border-box;
}

.hl-button {
  min-height: var(--hl-tap-min);
  box-sizing: border-box;
  padding: 0 1rem;
  border-radius: 4px;
  border: 1px solid var(--hl-accent-dim);
  background: linear-gradient(180deg, #133028 0%, #0e231c 100%);
  color: var(--hl-accent);
  font-family: inherit;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
}

.hl-button:hover {
  border-color: var(--hl-accent);
  box-shadow: 0 0 0 1px rgba(110, 231, 197, 0.25);
}

.hl-button:active {
  transform: translateY(1px);
}

.hl-button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.hl-button--ghost {
  background: transparent;
  color: var(--hl-text-dim);
  border-color: var(--hl-panel-border);
}

.hl-button--ghost:hover {
  color: var(--hl-text);
  border-color: var(--hl-text-dim);
}

.hl-status {
  font-size: 0.72rem;
  color: var(--hl-text-dim);
  letter-spacing: 0.04em;
}

.hl-error {
  padding: 0.75rem 1rem;
  border: 1px solid var(--hl-danger);
  color: #f0c4be;
  background: #2a1512;
  border-radius: 4px;
  font-size: 0.85rem;
}

.hl-panel {
  border: 1px solid var(--hl-panel-border);
  background: var(--hl-panel);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: translateY(6px);
  animation: hl-panel-in 0.35s ease forwards;
}

@keyframes hl-panel-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hl-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--hl-panel-border);
  background: linear-gradient(180deg, #171c24 0%, #12161c 100%);
}

.hl-panel__title {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hl-text-dim);
}

.hl-panel__body {
  padding: 0.75rem;
  font-size: 0.9rem;
  white-space: pre-wrap;
}

.hl-section-list {
  margin: 0;
  padding-left: 1.1rem;
}

.hl-toast {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.5rem 0.75rem;
  background: #1a2420;
  border: 1px solid var(--hl-accent-dim);
  color: var(--hl-accent);
  border-radius: 4px;
  font-size: 0.75rem;
  z-index: 10;
  animation: hl-panel-in 0.25s ease forwards;
}

.hl-nav {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.hl-nav-button {
  min-height: var(--hl-tap-min);
  padding: 0.35rem 0.75rem;
  font-family: inherit;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--hl-panel-border);
  color: var(--hl-text-dim);
  border-radius: 3px;
  cursor: pointer;
}

.hl-nav-button--active {
  border-color: var(--hl-accent-dim);
  color: var(--hl-accent);
  background: rgba(110, 231, 197, 0.08);
}

.hl-input {
  min-height: var(--hl-tap-min);
  padding: 0.35rem 0.5rem;
  font-family: inherit;
  font-size: 0.85rem;
  background: var(--hl-panel);
  border: 1px solid var(--hl-panel-border);
  color: var(--hl-text);
  border-radius: 3px;
  min-width: 12rem;
}

.hl-badge {
  display: inline-block;
  margin-top: 0.25rem;
  padding: 0.1rem 0.35rem;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--hl-hazard);
  color: var(--hl-hazard);
  border-radius: 2px;
}

/* Packs / Generator screens — vertical rhythm */
.hl-settings {
  display: flex;
  flex-direction: column;
}

.hl-settings-intro {
  margin: 0 0 1rem;
}

.hl-settings-bulk-actions {
  margin-bottom: 1rem;
}

.hl-settings-rows {
  display: flex;
  flex-direction: column;
}

.hl-settings-hint {
  margin: 0 0 1rem;
}

.hl-settings-save {
  margin-top: 1.25rem;
}

/* Generator tab: manifest.generator.sections */
.hl-gen-bindings {
  margin: 0 0 1.25rem;
  border: 1px solid var(--hl-panel-border);
  border-radius: 4px;
  background: rgba(18, 22, 28, 0.55);
  overflow: hidden;
}

.hl-gen-bindings-caption {
  padding: 0.5rem 0.65rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--hl-text-dim);
  border-bottom: 1px solid var(--hl-panel-border);
  background: linear-gradient(180deg, #171c24 0%, #12161c 100%);
}

.hl-gen-bindings table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.hl-gen-bindings th,
.hl-gen-bindings td {
  padding: 0.45rem 0.65rem;
  border-bottom: 1px solid var(--hl-panel-border);
  vertical-align: top;
  text-align: left;
}

.hl-gen-bindings th {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--hl-text-dim);
  white-space: nowrap;
}

.hl-gen-bindings tr:last-child td {
  border-bottom: none;
}

.hl-gen-bindings code {
  font-family: inherit;
  font-size: 0.92em;
  color: var(--hl-accent);
}

.hl-settings-row {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--hl-panel-border);
  cursor: pointer;
}

.hl-settings-row input {
  margin-top: 0.25rem;
}

.hl-main:has(.hl-library-view) {
  max-width: 960px;
}

.hl-library-filters-row {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.hl-library-filters-row .hl-library-filters {
  flex: 1;
  min-width: 0;
  margin-bottom: 0;
}

.hl-library-count {
  flex-shrink: 0;
  font-size: 0.72rem;
  color: var(--hl-text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  padding-bottom: 0.65rem;
}

.hl-library-filters {
  display: grid;
  grid-template-columns:
    minmax(7.5rem, 1.35fr)
    minmax(6.5rem, 1fr)
    minmax(12rem, 1.15fr)
    minmax(12rem, 1.15fr);
  gap: 0.5rem 0.75rem;
  width: 100%;
  align-items: end;
}

.hl-library-filters .hl-select,
.hl-library-filters .hl-input {
  width: 100%;
  min-width: 0;
}

@media (max-width: 719px) {
  .hl-main:has(.hl-library-view) {
    max-width: 720px;
  }

  .hl-library-filters-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .hl-library-count {
    align-self: flex-end;
    padding-bottom: 0;
  }

  .hl-library-filters {
    grid-template-columns: 1fr 1fr;
  }

  .hl-library-filters .hl-select-label:first-child {
    grid-column: 1 / -1;
  }
}

.hl-library-layout {
  display: grid;
  gap: 1rem;
}

@media (min-width: 720px) {
  .hl-library-layout {
    grid-template-columns: minmax(200px, 280px) 1fr;
    align-items: start;
  }
}

.hl-library-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.hl-library-item {
  width: 100%;
  text-align: left;
  min-height: var(--hl-tap-min);
  padding: 0.5rem 0.65rem;
  font-family: inherit;
  background: var(--hl-panel);
  border: 1px solid var(--hl-panel-border);
  color: var(--hl-text);
  border-radius: 3px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
}

.hl-library-item__title {
  font-weight: 600;
}

.hl-library-item .hl-badge {
  font-size: 0.7rem;
}

.hl-panel__head .hl-badge {
  margin-left: auto;
  align-self: center;
}

.hl-library-item--active {
  border-color: var(--hl-accent-dim);
  box-shadow: 0 0 0 1px var(--hl-accent-dim);
}