/*
 * Token Balance view styles.
 * References shared AIO design tokens via CSS variables with fallbacks so the
 * component also renders correctly when those tokens are absent. No gradients;
 * restrained editorial palette; font-weight never exceeds 600.
 */

.token-balance-view {
  --tb-bg: var(--bg, #ffffff);
  --tb-surface: var(--surface, #f7f7f6);
  --tb-surface-2: var(--surface-2, #efeeec);
  --tb-fg: var(--fg, #1c1c1c);
  --tb-fg-muted: var(--fg-muted, #5c5c57);
  --tb-fg-subtle: var(--fg-subtle, #8a8a82);
  --tb-border: var(--border, #e4e2de);
  --tb-border-strong: var(--border-strong, #d3d1cc);
  --tb-accent: var(--accent, #1c1c1c);
  --tb-radius: var(--radius, 12px);
  --tb-radius-sm: var(--radius-sm, 8px);

  /* status colors */
  --tb-ok: var(--ok, #2f7d4f);
  --tb-ok-bg: var(--ok-bg, #e7f3ec);
  --tb-warn: var(--warn, #9a6a00);
  --tb-warn-bg: var(--warn-bg, #fbf0d8);
  --tb-bad: var(--danger, #a23a32);
  --tb-bad-bg: var(--danger-bg, #f8e6e4);
  --tb-neutral: var(--fg-subtle, #8a8a82);
  --tb-neutral-bg: var(--surface-2, #efeeec);

  --tb-bar-track: var(--surface-2, #efeeec);

  box-sizing: border-box;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(16px, 3vw, 28px);
  color: var(--tb-fg);
  background: var(--tb-bg);
  font-family: var(--font, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif);
  font-size: 15px;
  line-height: 1.5;
}

.token-balance-view *,
.token-balance-view *::before,
.token-balance-view *::after {
  box-sizing: inherit;
}

.token-balance-view [hidden] {
  display: none !important;
}

/* Header ----------------------------------------------------------------- */

.token-balance-view__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.token-balance-view__title {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.token-balance-view__subtitle {
  margin: 6px 0 0;
  max-width: 60ch;
  color: var(--tb-fg-muted);
  font-size: 14px;
}

.token-balance-view__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.token-balance-view__freshness {
  margin: 0;
  color: var(--tb-fg-subtle);
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}

.token-balance-view__refresh {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--tb-border-strong);
  border-radius: var(--tb-radius-sm);
  background: var(--tb-bg);
  color: var(--tb-fg);
  font: inherit;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.token-balance-view__refresh:hover {
  background: var(--tb-surface);
  border-color: var(--tb-accent);
}

.token-balance-view__refresh:active {
  transform: translateY(1px);
}

.token-balance-view__refresh:disabled {
  cursor: progress;
  opacity: 0.7;
}

.token-balance-view__refresh-icon {
  display: inline-block;
  font-size: 15px;
  line-height: 1;
}

.token-balance-view__refresh[disabled] .token-balance-view__refresh-icon {
  animation: tb-spin 0.9s linear infinite;
}

/* Summary ---------------------------------------------------------------- */

.token-balance-view__summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 22px;
}

.token-balance-view__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 14px;
  background: var(--tb-surface);
  border: 1px solid var(--tb-border);
  border-radius: var(--tb-radius-sm);
}

.token-balance-view__stat-value {
  font-size: 20px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.token-balance-view__stat-label {
  color: var(--tb-fg-muted);
  font-size: 12px;
}

/* Grid & cards ----------------------------------------------------------- */

.token-balance-view__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.tb-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: var(--tb-bg);
  border: 1px solid var(--tb-border);
  border-radius: var(--tb-radius);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.tb-card:hover {
  border-color: var(--tb-border-strong);
}

.tb-card[data-status="exhausted"] { border-color: var(--tb-bad-bg); }
.tb-card[data-status="warning"] { border-color: var(--tb-warn-bg); }

.tb-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.tb-card__brand {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.tb-card__logo {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--tb-bg);
  border: 1px solid var(--tb-border);
  border-radius: 8px;
  overflow: hidden;
}

.tb-card__logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 3px;
  /* Preserve original provider art: do not recolor or filter. */
}

.tb-card__logo--lettermark {
  background: var(--tb-surface);
  color: var(--tb-fg);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.tb-card__id {
  min-width: 0;
}

.tb-card__name {
  margin: 0;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

.tb-card__meta {
  margin: 2px 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
  color: var(--tb-fg-muted);
  font-size: 12.5px;
}

.tb-card__sep {
  color: var(--tb-fg-subtle);
}

.tb-card__source {
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, Consolas, monospace);
  font-size: 11.5px;
}

.tb-card__status {
  flex: 0 0 auto;
  align-self: flex-start;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
}

.tb-card[data-status="ok"] .tb-card__status {
  color: var(--tb-ok);
  background: var(--tb-ok-bg);
  border-color: color-mix(in srgb, var(--tb-ok) 22%, transparent);
}
.tb-card[data-status="warning"] .tb-card__status {
  color: var(--tb-warn);
  background: var(--tb-warn-bg);
  border-color: color-mix(in srgb, var(--tb-warn) 22%, transparent);
}
.tb-card[data-status="exhausted"] .tb-card__status {
  color: var(--tb-bad);
  background: var(--tb-bad-bg);
  border-color: color-mix(in srgb, var(--tb-bad) 22%, transparent);
}
.tb-card[data-status="connection_only"] .tb-card__status,
.tb-card[data-status="stale"] .tb-card__status,
.tb-card[data-status="unavailable"] .tb-card__status {
  color: var(--tb-neutral);
  background: var(--tb-neutral-bg);
  border-color: var(--tb-border-strong);
}

.tb-card__headline {
  margin: 0;
  color: var(--tb-fg);
  font-size: 13.5px;
}

.tb-card__balance {
  margin: 0;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 11px;
  background: var(--tb-surface);
  border: 1px solid var(--tb-border);
  border-radius: var(--tb-radius-sm);
}

.tb-card__balance-label {
  color: var(--tb-fg-muted);
  font-size: 12px;
}

.tb-card__balance-value {
  font-size: 16px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

/* Windows ---------------------------------------------------------------- */

.tb-card__windows {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tb-window {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.tb-window__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.tb-window__label {
  font-size: 12.5px;
  color: var(--tb-fg-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tb-window__pct {
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--tb-fg-muted);
  font-weight: 500;
}

.tb-window__bar {
  position: relative;
  height: 7px;
  border-radius: 999px;
  background: var(--tb-bar-track);
  overflow: hidden;
}

.tb-window__bar-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  border-radius: 999px;
  background: var(--tb-ok);
  transition: width 0.4s ease;
}

.tb-window[data-level="warning"] .tb-window__bar-fill { background: var(--tb-warn); }
.tb-window[data-level="exhausted"] .tb-window__bar-fill { background: var(--tb-bad); }
.tb-window[data-level="unknown"] .tb-window__bar-fill { background: var(--tb-neutral); }

.tb-window__foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  font-size: 11.5px;
  color: var(--tb-fg-subtle);
  font-variant-numeric: tabular-nums;
}

/* Reset metadata --------------------------------------------------------- */

.tb-card__reset {
  margin: 0;
  padding: 9px 11px;
  background: var(--tb-surface);
  border: 1px solid var(--tb-border);
  border-radius: var(--tb-radius-sm);
  display: grid;
  gap: 3px;
}

.tb-card__reset-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.tb-card__reset dt {
  color: var(--tb-fg-muted);
  font-size: 12px;
}

.tb-card__reset dd {
  margin: 0;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.tb-card__freshness {
  margin: auto 0 0;
  padding-top: 2px;
  color: var(--tb-fg-subtle);
  font-size: 11.5px;
}

/* States ----------------------------------------------------------------- */

.tb-state {
  padding: 28px 20px;
  text-align: center;
  color: var(--tb-fg-muted);
  font-size: 14px;
  border: 1px dashed var(--tb-border-strong);
  border-radius: var(--tb-radius);
  background: var(--tb-surface);
}

.tb-state--error {
  color: var(--tb-bad);
  border-color: var(--tb-bad-bg);
}

.tb-state__title {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--tb-fg);
}

/* Narrow screens: 390px and below --------------------------------------- */

@media (max-width: 390px) {
  .token-balance-view {
    padding: 14px;
    font-size: 14px;
  }
  .token-balance-view__header {
    flex-direction: column;
    align-items: stretch;
  }
  .token-balance-view__actions {
    justify-content: space-between;
  }
  .token-balance-view__summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .token-balance-view__grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .tb-card {
    padding: 14px;
  }
}

/* Prevent any horizontal overflow across breakpoints. */
.token-balance-view,
.token-balance-view__grid,
.tb-card,
.tb-card__windows,
.tb-window {
  min-width: 0;
}

/* Focus visibility ------------------------------------------------------- */

.token-balance-view__refresh:focus-visible {
  outline: 2px solid var(--tb-accent);
  outline-offset: 2px;
}

.tb-card:focus-visible {
  outline: 2px solid var(--tb-accent);
  outline-offset: 2px;
}

/* Motion preferences ----------------------------------------------------- */

@keyframes tb-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .token-balance-view__refresh,
  .token-balance-view__refresh-icon,
  .tb-card,
  .tb-window__bar-fill {
    transition: none !important;
    animation: none !important;
  }
}

/* Dark theme adaptation -------------------------------------------------- */

@media (prefers-color-scheme: dark) {
  .token-balance-view:not([data-theme="light"]) {
    --tb-bg: var(--bg, #141414);
    --tb-surface: var(--surface, #1d1d1d);
    --tb-surface-2: var(--surface-2, #262626);
    --tb-fg: var(--fg, #f0efea);
    --tb-fg-muted: var(--fg-muted, #b3b2ab);
    --tb-fg-subtle: var(--fg-subtle, #83827d);
    --tb-border: var(--border, #2c2c2c);
    --tb-border-strong: var(--border-strong, #3a3a3a);
    --tb-bar-track: var(--surface-2, #262626);
    --tb-ok-bg: color-mix(in srgb, var(--ok, #2f7d4f) 18%, transparent);
    --tb-warn-bg: color-mix(in srgb, var(--warn, #c98a1a) 18%, transparent);
    --tb-bad-bg: color-mix(in srgb, var(--danger, #c7554c) 18%, transparent);
  }
}