/**
 * NRDP Reference Terminal theme — scoped to .nrdp-shell
 * Coding-inspired black/white chrome; functional color only in data viz.
 */

.nrdp-shell {
  --nrdp-bg: #0a0a0b;
  --nrdp-bg-elevated: #111113;
  --nrdp-bg-panel: #141416;
  --nrdp-border: #2a2a2e;
  --nrdp-border-subtle: #1f1f23;
  --nrdp-text: #e8e8ea;
  --nrdp-text-secondary: #a1a1aa;
  --nrdp-text-muted: #71717a;
  --nrdp-accent: #22d3ee;
  --nrdp-accent-hover: #67e8f9;
  --nrdp-accent-dim: rgba(34, 211, 238, 0.12);
  --nrdp-accent-ring: rgba(34, 211, 238, 0.35);
  color: var(--nrdp-text);
  font-family: "Source Sans Pro", system-ui, sans-serif;
}

/* Terminal grid background */
.nrdp-shell .nrdp-bg {
  background: var(--nrdp-bg);
  background-image:
    linear-gradient(var(--nrdp-border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--nrdp-border-subtle) 1px, transparent 1px);
  background-size: 24px 24px;
}

.nrdp-shell .nrdp-pattern,
.nrdp-shell .nrdp-starfield {
  opacity: 0 !important;
  display: none;
}

/* Subtle scanline overlay (very light) */
.nrdp-shell::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

.nrdp-shell > .nrdp-content {
  position: relative;
  z-index: 2;
}

/* Typography tokens */
.nrdp-shell .nrdp-text-primary {
  color: var(--nrdp-text);
}
.nrdp-shell .nrdp-text-secondary {
  color: var(--nrdp-text-secondary);
}
.nrdp-shell .nrdp-text-muted {
  color: var(--nrdp-text-muted);
}
.nrdp-shell .nrdp-text-accent {
  color: var(--nrdp-accent);
}

/* Panels (replaces glass cards inside NRDP) */
.nrdp-shell .nrdp-glass-card,
.nrdp-shell .nrdp-panel {
  background: var(--nrdp-bg-panel);
  border: 1px solid var(--nrdp-border);
  border-radius: 0.5rem;
  box-shadow: none;
  backdrop-filter: none;
}

.nrdp-shell .nrdp-glass-card:hover,
.nrdp-shell .nrdp-panel-hover:hover {
  border-color: var(--nrdp-accent-ring);
}

/* Tables */
.nrdp-shell .nrdp-table-wrap {
  background: var(--nrdp-bg-panel);
  border: 1px solid var(--nrdp-border);
  border-radius: 0.5rem;
  backdrop-filter: none;
}

.nrdp-shell .nrdp-table-wrap thead tr {
  background: var(--nrdp-bg-elevated);
}

.nrdp-shell .nrdp-table-wrap tbody tr {
  border-color: var(--nrdp-border-subtle);
}

.nrdp-shell .nrdp-table-wrap tbody tr:hover {
  background: var(--nrdp-accent-dim);
}

/* Inputs */
.nrdp-shell .nrdp-input {
  width: 100%;
  padding: 0.5rem 0.75rem 0.5rem 2.25rem;
  background: var(--nrdp-bg-elevated);
  border: 1px solid var(--nrdp-border);
  border-radius: 0.375rem;
  color: var(--nrdp-text);
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.nrdp-shell .nrdp-input::-moz-placeholder {
  color: var(--nrdp-text-muted);
}

.nrdp-shell .nrdp-input::placeholder {
  color: var(--nrdp-text-muted);
}

.nrdp-shell .nrdp-input:focus {
  border-color: var(--nrdp-accent);
  box-shadow: 0 0 0 2px var(--nrdp-accent-ring);
}

.nrdp-shell select.nrdp-input,
.nrdp-shell .nrdp-select {
  padding-left: 0.75rem;
  cursor: pointer;
}

.nrdp-shell select option {
  background: var(--nrdp-bg-elevated);
  color: var(--nrdp-text);
}

/* Terminal code blocks */
.nrdp-shell .nrdp-code-block {
  background: #0d0d0f;
  border: 1px solid var(--nrdp-border);
  border-radius: 0.375rem;
  padding: 1rem;
  font-family: ui-monospace, "Cascadia Code", "Source Code Pro", monospace;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--nrdp-text);
  overflow-x: auto;
  white-space: pre;
}

.nrdp-shell .nrdp-code-block .nrdp-code-comment {
  color: var(--nrdp-text-muted);
}

/* Badges */
.nrdp-shell .nrdp-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--nrdp-border);
  border-radius: 0.25rem;
  color: var(--nrdp-text-secondary);
  background: var(--nrdp-bg-elevated);
  font-family: ui-monospace, monospace;
}

.nrdp-shell .nrdp-badge-accent {
  border-color: var(--nrdp-accent-ring);
  color: var(--nrdp-accent);
  background: var(--nrdp-accent-dim);
}

/* NRDP sub-header nav */
.nrdp-subheader {
  background: var(--nrdp-bg-elevated);
  border-bottom: 1px solid var(--nrdp-border);
}

.nrdp-subheader .nrdp-nav-link {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--nrdp-text-secondary);
  border-radius: 0.25rem;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}

.nrdp-subheader .nrdp-nav-link:hover {
  color: var(--nrdp-text);
  background: rgba(255, 255, 255, 0.04);
}

.nrdp-subheader .nrdp-nav-link-active {
  color: var(--nrdp-accent);
  background: var(--nrdp-accent-dim);
}

.nrdp-wordmark {
  font-family: ui-monospace, "Cascadia Code", monospace;
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.12em;
  color: var(--nrdp-text);
}

.nrdp-wordmark span {
  color: var(--nrdp-accent);
}

/* Hub tool cards */
.nrdp-shell .nrdp-tool-card {
  display: block;
  padding: 1.25rem;
  background: var(--nrdp-bg-panel);
  border: 1px solid var(--nrdp-border);
  border-radius: 0.5rem;
  transition: border-color 0.15s, transform 0.15s;
}

.nrdp-shell .nrdp-tool-card:hover {
  border-color: var(--nrdp-accent);
  transform: translateY(-1px);
}

/* Tabs (materials) */
.nrdp-shell .nrdp-tab {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--nrdp-text-muted);
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.nrdp-shell .nrdp-tab:hover {
  color: var(--nrdp-text-secondary);
}

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

/* Breadcrumb */
.nrdp-shell .nrdp-breadcrumb {
  font-size: 0.8125rem;
  font-family: ui-monospace, monospace;
  color: var(--nrdp-text-muted);
}

.nrdp-shell .nrdp-breadcrumb a {
  color: var(--nrdp-text-secondary);
}

.nrdp-shell .nrdp-breadcrumb a:hover {
  color: var(--nrdp-accent);
}

.nrdp-shell .nrdp-breadcrumb-sep {
  margin: 0 0.375rem;
  opacity: 0.5;
}

/* Override site main bg when NRDP */
main.nrdp-main {
  background: var(--nrdp-bg, #0a0a0b) !important;
}

/* Force dark shadcn tokens inside NRDP regardless of the site light/dark toggle,
   so Selects/Tables/Inputs stay readable on the terminal background. */
main.nrdp-main,
.dark main.nrdp-main {
  --background: 240 4% 4%;
  --foreground: 240 5% 91%;
  --card: 240 3% 8%;
  --card-foreground: 240 5% 91%;
  --popover: 240 3% 8%;
  --popover-foreground: 240 5% 91%;
  --muted: 240 4% 12%;
  --muted-foreground: 240 4% 65%;
  --accent: 240 4% 14%;
  --accent-foreground: 240 5% 91%;
  --secondary: 240 4% 12%;
  --secondary-foreground: 240 5% 91%;
  --border: 240 4% 17%;
  --input: 240 4% 12%;
  --ring: 187 92% 53%;
}

main.nrdp-main select option,
.dark main.nrdp-main select option {
  background: #111113;
  color: #e8e8ea;
}

/* Header when on NRDP routes */
header.nrdp-site-header {
  background: #0a0a0b !important;
  border-color: #2a2a2e !important;
  box-shadow: none !important;
}

header.nrdp-site-header .nrdp-header-link {
  color: #e8e8ea;
}

header.nrdp-site-header .nrdp-header-muted {
  color: #52525b;
}

/* Site header nav items on NRDP routes (light or dark site theme) */
header.nrdp-site-header .nav-item-inactive,
.dark header.nrdp-site-header .nav-item-inactive {
  color: #a1a1aa;
}

header.nrdp-site-header .nav-item-inactive:hover,
.dark header.nrdp-site-header .nav-item-inactive:hover {
  color: #e8e8ea;
  background: rgba(255, 255, 255, 0.06);
}

header.nrdp-site-header .nav-item-active,
.dark header.nrdp-site-header .nav-item-active {
  background: rgba(34, 211, 238, 0.12);
  color: #22d3ee;
}