/**
 * PitStrike UI system — shared primitives for app pages (terminal-adjacent surfaces).
 * Load after /css/style.css when available for token alignment; file is safe standalone.
 */

:root {
  --ps-bg: var(--bg-dark, #0b0f14);
  --ps-surface: var(--panel-bg, #161b22);
  --ps-border: var(--panel-border, #30363d);
  --ps-text: var(--text-primary, #c9d1d9);
  --ps-muted: var(--text-secondary, #8b949e);
  --ps-accent: var(--accent-blue, #58a6ff);
  --ps-success: var(--accent-green, #3fb950);
  --ps-danger: var(--accent-red, #f85149);
  --ps-warn: #d29922;
  --ps-info: #79c0ff;

  --ps-r-sm: 6px;
  --ps-r-md: 10px;
  --ps-r-lg: 12px;
  --ps-space-xs: 4px;
  --ps-space-sm: 8px;
  --ps-space-md: 12px;
  --ps-space-lg: 16px;
  --ps-space-xl: 20px;

  --ps-control-h: 34px;
  --ps-control-h-sm: 30px;
  --ps-font-ui: var(--topnav-font-size, 12px);
  --ps-font-label: 10px;
  --ps-max-read: 72ch;
}

/* -------------------------------------------------------------------------- */
/* Page shell                                                                  */
/* -------------------------------------------------------------------------- */

.ps-page {
  box-sizing: border-box;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--ps-space-lg) var(--ps-space-lg) var(--ps-space-xl);
  min-height: 0;
}

.ps-page--wide {
  max-width: 1760px;
}

.ps-page--narrow {
  max-width: 980px;
}

.ps-page--flush-top {
  padding-top: var(--ps-space-md);
}

@media (max-width: 640px) {
  .ps-page {
    padding-left: var(--ps-space-md);
    padding-right: var(--ps-space-md);
  }
}

/* -------------------------------------------------------------------------- */
/* Page header: purpose + hierarchy                                            */
/* -------------------------------------------------------------------------- */

.ps-page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ps-space-lg);
  margin-bottom: var(--ps-space-xl);
  padding-bottom: var(--ps-space-lg);
  border-bottom: 1px solid rgba(48, 54, 61, 0.75);
}

.ps-page-header__main {
  flex: 1 1 min(420px, 100%);
  min-width: 0;
}

.ps-page-header__kicker {
  margin: 0 0 var(--ps-space-xs);
  font-size: var(--ps-font-label);
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ps-muted);
}

.ps-page-header__title {
  margin: 0 0 var(--ps-space-sm);
  font-size: clamp(1.25rem, 2.4vw, 1.65rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ps-text);
  line-height: 1.2;
}

.ps-page-header__lead {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ps-muted);
  max-width: var(--ps-max-read);
}

.ps-page-header__actions {
  flex: 0 1 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--ps-space-sm);
  min-width: 0;
}

/* Trust / freshness row (under header or inside card) */
.ps-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--ps-space-sm) var(--ps-space-md);
  margin-top: var(--ps-space-md);
  padding: var(--ps-space-sm) var(--ps-space-md);
  border-radius: var(--ps-r-md);
  border: 1px solid rgba(48, 54, 61, 0.65);
  background: rgba(22, 27, 34, 0.45);
  font-size: 11px;
  color: var(--ps-muted);
}

.ps-meta-bar__sep {
  width: 1px;
  height: 14px;
  background: rgba(48, 54, 61, 0.9);
  flex-shrink: 0;
}

.ps-meta-bar__strong {
  color: var(--ps-text);
  font-weight: 650;
}

/* -------------------------------------------------------------------------- */
/* Secondary navigation (sibling pages, not workspace chrome)                  */
/* -------------------------------------------------------------------------- */

.ps-secondary-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--ps-space-sm) var(--ps-space-md);
  margin-bottom: var(--ps-space-md);
  font-size: 12px;
  font-weight: 600;
}

.ps-secondary-nav a {
  color: var(--ps-accent);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
}

.ps-secondary-nav a:hover {
  border-bottom-color: rgba(88, 166, 255, 0.45);
}

.ps-secondary-nav a[aria-current="page"] {
  color: var(--ps-text);
  border-bottom-color: rgba(88, 166, 255, 0.55);
}

/* -------------------------------------------------------------------------- */
/* KPI layer                                                                   */
/* -------------------------------------------------------------------------- */

.ps-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--ps-space-md);
  margin-bottom: var(--ps-space-xl);
}

@media (min-width: 900px) {
  .ps-kpi-grid--hero {
    grid-template-columns: minmax(0, 2fr) repeat(4, minmax(120px, 1fr));
  }
}

.ps-kpi-tile {
  border-radius: var(--ps-r-md);
  border: 1px solid rgba(48, 54, 61, 0.85);
  background: rgba(18, 24, 34, 0.72);
  padding: var(--ps-space-md) var(--ps-space-lg);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
  min-width: 0;
}

.ps-kpi-tile__label {
  margin: 0 0 var(--ps-space-xs);
  font-size: var(--ps-font-label);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ps-muted);
}

.ps-kpi-tile__value {
  margin: 0;
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ps-text);
  font-variant-numeric: tabular-nums;
}

/* -------------------------------------------------------------------------- */
/* Cards & panels                                                              */
/* -------------------------------------------------------------------------- */

.ps-card {
  border-radius: var(--ps-r-md);
  border: 1px solid rgba(48, 54, 61, 0.88);
  background: var(--ps-surface);
  padding: var(--ps-space-lg);
  margin-bottom: var(--ps-space-lg);
  box-sizing: border-box;
}

.ps-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ps-space-md);
  margin-bottom: var(--ps-space-md);
}

.ps-card__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--ps-text);
  letter-spacing: -0.02em;
}

.ps-card__subtitle {
  margin: var(--ps-space-xs) 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--ps-muted);
  max-width: var(--ps-max-read);
}

.ps-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ps-space-sm);
  align-items: center;
}

.ps-panel {
  border-radius: var(--ps-r-lg);
  border: 1px solid rgba(48, 54, 61, 0.75);
  background: rgba(18, 24, 34, 0.55);
  padding: var(--ps-space-lg);
  margin-bottom: var(--ps-space-lg);
}

/* -------------------------------------------------------------------------- */
/* Toolbar + form controls (consistent heights)                                */
/* -------------------------------------------------------------------------- */

.ps-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--ps-space-md);
  margin-bottom: var(--ps-space-lg);
  padding: var(--ps-space-md);
  border-radius: var(--ps-r-md);
  border: 1px solid rgba(48, 54, 61, 0.65);
  background: rgba(13, 17, 23, 0.5);
}

.ps-toolbar--tight {
  padding: var(--ps-space-sm) var(--ps-space-md);
  gap: var(--ps-space-sm);
}

.ps-field {
  display: flex;
  flex-direction: column;
  gap: var(--ps-space-xs);
  min-width: 0;
}

.ps-field__label {
  font-size: var(--ps-font-label);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ps-muted);
}

.ps-input,
.ps-select {
  box-sizing: border-box;
  height: var(--ps-control-h);
  padding: 0 var(--ps-space-md);
  border-radius: var(--ps-r-sm);
  border: 1px solid rgba(48, 54, 61, 0.9);
  background: #0d131d;
  color: var(--ps-text);
  font-size: 13px;
  min-width: 0;
}

.ps-input:focus,
.ps-select:focus {
  outline: none;
  border-color: rgba(88, 166, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.12);
}

.ps-input--search {
  min-width: min(280px, 100%);
}

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

.ps-btn:focus-visible {
  outline: 2px solid rgba(88, 166, 255, 0.8);
  outline-offset: 2px;
}

.ps-btn {
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: 0;
  font: inherit;
  font-size: var(--ps-font-ui);
  font-weight: 650;
  height: var(--ps-control-h);
  padding: 0 14px;
  border-radius: var(--ps-r-sm);
  border: 1px solid rgba(48, 54, 61, 0.75);
  background: rgba(22, 27, 34, 0.85);
  color: rgba(230, 237, 243, 0.88);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.ps-btn:hover {
  border-color: rgba(88, 166, 255, 0.4);
  background: rgba(88, 166, 255, 0.08);
  color: var(--ps-text);
}

.ps-btn:active {
  transform: scale(0.99);
}

.ps-btn:disabled,
.ps-btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.ps-btn--primary {
  border-color: rgba(88, 166, 255, 0.5);
  background: rgba(88, 166, 255, 0.14);
  color: #e6edf3;
}

.ps-btn--primary:hover {
  border-color: rgba(88, 166, 255, 0.75);
  background: rgba(88, 166, 255, 0.22);
}

.ps-btn--danger {
  border-color: rgba(248, 81, 73, 0.45);
  background: rgba(248, 81, 73, 0.1);
  color: #ffb4af;
}

.ps-btn--danger:hover {
  border-color: rgba(248, 81, 73, 0.65);
  background: rgba(248, 81, 73, 0.16);
}

.ps-btn--ghost {
  background: transparent;
  border-color: rgba(48, 54, 61, 0.55);
  color: var(--ps-muted);
  font-weight: 600;
}

.ps-btn--ghost:hover {
  color: var(--ps-text);
  border-color: rgba(88, 166, 255, 0.35);
}

.ps-btn--secondary {
  border-color: rgba(48, 54, 61, 0.85);
  background: rgba(13, 17, 23, 0.65);
  color: var(--ps-muted);
}

.ps-btn--secondary:hover {
  color: var(--ps-text);
  border-color: rgba(88, 166, 255, 0.28);
}

.ps-btn--sm {
  height: var(--ps-control-h-sm);
  padding: 0 10px;
  font-size: 11px;
  font-weight: 700;
}

/* -------------------------------------------------------------------------- */
/* Semantic badges (status — not decorative category colors)                 */
/* -------------------------------------------------------------------------- */

.ps-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid rgba(48, 54, 61, 0.75);
  background: rgba(22, 27, 34, 0.65);
  color: var(--ps-muted);
  white-space: nowrap;
}

.ps-badge--neutral {
  border-color: rgba(48, 54, 61, 0.75);
  color: var(--ps-muted);
}

.ps-badge--info {
  border-color: rgba(88, 166, 255, 0.4);
  background: rgba(88, 166, 255, 0.1);
  color: var(--ps-info);
}

.ps-badge--success {
  border-color: rgba(63, 185, 80, 0.45);
  background: rgba(63, 185, 80, 0.12);
  color: #aff5b4;
}

.ps-badge--warn {
  border-color: rgba(210, 153, 34, 0.5);
  background: rgba(210, 153, 34, 0.1);
  color: #e3b341;
}

.ps-badge--error {
  border-color: rgba(248, 81, 73, 0.5);
  background: rgba(248, 81, 73, 0.1);
  color: #ffb4af;
}

/* Plan / product tier (informational, not health) */
.ps-badge--tier-pro {
  border-color: rgba(63, 185, 80, 0.4);
  background: rgba(63, 185, 80, 0.1);
  color: #aff5b4;
}

.ps-badge--tier-elite {
  border-color: rgba(210, 153, 34, 0.45);
  background: rgba(210, 153, 34, 0.1);
  color: #e3b341;
}

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

.ps-table-wrap {
  overflow: auto;
  max-height: min(52vh, 480px);
  border-radius: var(--ps-r-sm);
  border: 1px solid rgba(48, 54, 61, 0.75);
}

.ps-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.ps-table th,
.ps-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid rgba(48, 54, 61, 0.65);
  vertical-align: top;
}

.ps-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--ps-surface);
  color: var(--ps-muted);
  font-weight: 650;
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* -------------------------------------------------------------------------- */
/* Loading & empty (complements .ps-empty in style.css when present)         */
/* -------------------------------------------------------------------------- */

.ps-loading-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--ps-space-md);
  min-height: 120px;
  padding: var(--ps-space-xl);
  border-radius: var(--ps-r-md);
  border: 1px dashed rgba(88, 166, 255, 0.22);
  background: rgba(88, 166, 255, 0.04);
  color: var(--ps-muted);
  font-size: 13px;
  text-align: center;
}

.ps-loading-block__spinner {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid rgba(48, 54, 61, 0.9);
  border-top-color: var(--ps-accent);
  animation: ps-spin 0.75s linear infinite;
}

@keyframes ps-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ps-loading-block__spinner {
    animation: none;
    border-top-color: rgba(48, 54, 61, 0.9);
    opacity: 0.6;
  }
}

.ps-skeleton {
  border-radius: var(--ps-r-sm);
  background: linear-gradient(
    90deg,
    rgba(48, 54, 61, 0.35) 0%,
    rgba(88, 166, 255, 0.08) 50%,
    rgba(48, 54, 61, 0.35) 100%
  );
  background-size: 200% 100%;
  animation: ps-shimmer 1.2s ease-in-out infinite;
  min-height: 12px;
}

@keyframes ps-shimmer {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ps-skeleton {
    animation: none;
    background: rgba(48, 54, 61, 0.4);
  }
}

/* Standalone empty/error when style.css not loaded */
.ps-state-empty {
  margin: 0;
  padding: var(--ps-space-xl);
  text-align: center;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ps-muted);
  border-radius: var(--ps-r-md);
  border: 1px dashed rgba(88, 166, 255, 0.22);
  background: rgba(88, 166, 255, 0.04);
}

.ps-state-empty--error {
  border-style: solid;
  border-color: rgba(248, 81, 73, 0.38);
  background: rgba(248, 81, 73, 0.07);
  color: #ffb4af;
}

/* -------------------------------------------------------------------------- */
/* Card grid (lists of entities)                                               */
/* -------------------------------------------------------------------------- */

.ps-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--ps-space-md);
}

.ps-entity-card {
  border-radius: var(--ps-r-md);
  border: 1px solid rgba(48, 54, 61, 0.85);
  background: rgba(22, 27, 34, 0.75);
  padding: var(--ps-space-md);
}

.ps-entity-card--long {
  border-left: 3px solid var(--ps-success);
}

.ps-entity-card--short {
  border-left: 3px solid var(--ps-danger);
}

/* -------------------------------------------------------------------------- */
/* Destructive confirm (modal in #app-modals)                                  */
/* -------------------------------------------------------------------------- */

.pitstrike-destructive-confirm {
  position: fixed;
  inset: 0;
  z-index: 2147483646;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right))
    max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  box-sizing: border-box;
  pointer-events: auto;
}

.pitstrike-destructive-confirm__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(1, 4, 9, 0.72);
  cursor: pointer;
}

.pitstrike-destructive-confirm__dialog {
  position: relative;
  z-index: 1;
  width: min(420px, 100%);
  max-height: min(80vh, 520px);
  overflow: auto;
  overscroll-behavior: contain;
  border-radius: var(--ps-r-lg);
  border: 1px solid rgba(248, 81, 73, 0.35);
  background: var(--ps-surface);
  padding: var(--ps-space-lg);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.55);
}

.pitstrike-destructive-confirm__title {
  margin: 0 0 var(--ps-space-sm);
  font-size: 16px;
  font-weight: 800;
  color: var(--ps-text);
}

.pitstrike-destructive-confirm__msg {
  margin: 0 0 var(--ps-space-lg);
  font-size: 13px;
  line-height: 1.5;
  color: var(--ps-muted);
}

.pitstrike-destructive-confirm__typed-field {
  margin: 0 0 var(--ps-space-lg);
}

.pitstrike-destructive-confirm__input-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  color: var(--ps-text);
}

.pitstrike-destructive-confirm__input-label-text {
  letter-spacing: 0.04em;
}

.pitstrike-destructive-confirm__input {
  width: 100%;
  box-sizing: border-box;
  min-height: 44px;
  padding: 10px 12px;
  border-radius: var(--ps-r-md);
  border: 1px solid rgba(248, 81, 73, 0.35);
  background: rgba(0, 0, 0, 0.2);
  color: var(--ps-text);
  font-size: 14px;
  font-weight: 600;
  font-family: var(--monospace, ui-monospace, monospace);
}

.pitstrike-destructive-confirm__input:focus-visible {
  outline: 2px solid rgba(248, 81, 73, 0.55);
  outline-offset: 2px;
}

.pitstrike-destructive-confirm__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ps-space-sm);
  justify-content: flex-end;
}

.pitstrike-destructive-confirm__actions .ps-btn {
  min-height: 44px;
  min-width: 44px;
  padding: 0 16px;
}

@media (prefers-reduced-motion: reduce) {
  .pitstrike-destructive-confirm__dialog {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  }
}