/* Color tokens. --bg/--panel-bg/--text/etc. are read by every rule below;
   redefined per theme so nothing outside this block needs to know which
   theme is active. */
:root {
  --bg: #eef1f7;
  --panel-bg: #ffffff;
  --text: #142146;
  --text-muted: #465991;
  --border: #dbe0ea;
  --accent: #142146;
  --accent-text: #ffffff;
  --input-bg: #ffffff;
  --input-border: #aab2c5;
  --success: #1a7a4c;
  --success-bg: #e4f5ec;
  --danger: #c4232a;
  --danger-bg: #fbe9ea;
  --muted-badge: #5b6474;
  --muted-badge-bg: #eceef2;
  --coming-soon-bg: #f2e8ef;
  --coming-soon-text: #953d76;
  --elevation: 0 1px 3px rgba(20, 33, 70, 0.08), 0 1px 2px rgba(20, 33, 70, 0.06);
}

/* Theme resolution: an explicit data-theme wins over the OS preference;
   "system" (no attribute) follows prefers-color-scheme. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #14161a;
    --panel-bg: #1c1f26;
    --text: #e8eaed;
    --text-muted: #9aa1ac;
    --border: #333844;
    --accent: #607ed2;
    --accent-text: #0b0e14;
    --input-bg: #14161a;
    --input-border: #5f6780;
    --success: #4ade80;
    --success-bg: #16321f;
    --danger: #e05258;
    --danger-bg: #3a1c1e;
    --muted-badge: #9aa1ac;
    --muted-badge-bg: #22262f;
    --coming-soon-bg: #3e2f40;
    --coming-soon-text: #c46ea6;
    --elevation: 0 2px 10px rgba(0, 0, 0, 0.45), 0 1px 2px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  }
}

:root[data-theme='dark'] {
  --bg: #14161a;
  --panel-bg: #1c1f26;
  --text: #e8eaed;
  --text-muted: #9aa1ac;
  --border: #333844;
  --accent: #607ed2;
  --accent-text: #0b0e14;
  --input-bg: #14161a;
  --input-border: #5f6780;
  --success: #4ade80;
  --success-bg: #16321f;
  --danger: #e05258;
  --danger-bg: #3a1c1e;
  --muted-badge: #9aa1ac;
  --muted-badge-bg: #22262f;
  --coming-soon-bg: #3e2f40;
  --coming-soon-text: #c46ea6;
  --elevation: 0 2px 10px rgba(0, 0, 0, 0.45), 0 1px 2px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

* {
  box-sizing: border-box;
}

/* [hidden] loses to any rule that sets `display` on the same element with
   equal-or-higher specificity (e.g. button.secondary's `display:
   inline-flex`) — #install-app-btn hit exactly this. !important keeps
   `hidden` meaning hidden regardless of what else targets the element. */
[hidden] {
  display: none !important;
}

html {
  color-scheme: light dark;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.45;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-text);
  padding: 0.6rem 1rem;
  z-index: 100;
  border-radius: 0 0 8px 0;
}
.skip-link:focus {
  left: 0;
}

a {
  color: var(--accent);
}

button {
  font: inherit;
  cursor: pointer;
}

button:focus-visible,
textarea:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

.app-header {
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--elevation);
}

.brand-box {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.brand-mark-bg {
  color: var(--accent);
}

.brand-text {
  flex: 1;
  min-width: 0;
}

.brand-title {
  margin: 0 0 0.3rem;
  font-size: 1.4rem;
  color: var(--text);
}

.subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
  max-width: 60ch;
}

.version-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.2rem 0 0.4rem;
  flex-wrap: wrap;
}

.version-badge {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 700;
}
.version-badge:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.compiled-date {
  color: var(--text-muted);
  font-size: 0.75rem;
}

.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  width: 2.4rem;
  height: 2.4rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.icon-btn:hover {
  border-color: var(--accent);
}

.app-shell {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem;
}

.vendor-tabs {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.vendor-tab {
  flex: 1;
  min-width: 140px;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  text-align: left;
  box-shadow: var(--elevation);
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.vendor-tab .vendor-tab-name {
  font-weight: 600;
}

.vendor-tab .vendor-tab-status {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.vendor-tab[aria-selected='true'] {
  border-color: var(--accent);
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}

.vendor-tab.is-disabled {
  opacity: 0.7;
}

.vendor-tab.is-disabled .vendor-tab-status {
  color: var(--coming-soon-text);
}

.panel {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--elevation);
}

.panel h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.hint {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.lookup-note {
  margin-top: -0.5rem;
  font-style: italic;
}

#coming-soon-panel {
  background: var(--coming-soon-bg);
  border-color: var(--coming-soon-bg);
}
#coming-soon-panel h2,
#coming-soon-panel .hint {
  color: var(--coming-soon-text);
}

textarea {
  width: 100%;
  background: var(--input-bg);
  color: var(--text);
  border: 1px solid var(--input-border);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  font-family: inherit;
  font-size: 0.95rem;
  resize: vertical;
}

.lookup-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.9rem;
}

button.primary,
button.secondary,
a.secondary {
  border-radius: 8px;
  padding: 0.6rem 1.1rem;
  font-weight: 600;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
}

button.primary {
  background: var(--accent);
  color: var(--accent-text);
}
button.primary:hover {
  filter: brightness(1.08);
}
button.primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

button.secondary,
a.secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
button.secondary:hover,
a.secondary:hover {
  border-color: var(--accent);
}

.lookup-error {
  margin: 0.9rem 0 0;
  padding: 0.6rem 0.85rem;
  background: var(--danger-bg);
  color: var(--danger);
  border-radius: 8px;
  font-size: 0.9rem;
}

.results-list {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.result-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.9rem 1.1rem;
}

.result-card.is-invalid {
  border-color: var(--danger);
  background: var(--danger-bg);
}

.result-card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.result-tag {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.result-model {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.status-badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.status-badge.status-active {
  background: var(--success-bg);
  color: var(--success);
}
.status-badge.status-expired {
  background: var(--danger-bg);
  color: var(--danger);
}
.status-badge.status-unknown {
  background: var(--muted-badge-bg);
  color: var(--muted-badge);
}

.result-meta {
  margin: 0.5rem 0 0;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.entitlement-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.75rem;
  font-size: 0.88rem;
}
.entitlement-table th,
.entitlement-table td {
  text-align: left;
  padding: 0.35rem 0.5rem;
  border-bottom: 1px solid var(--border);
}
.entitlement-table th {
  color: var(--text-muted);
  font-weight: 600;
}

.result-error {
  margin: 0.4rem 0 0;
  color: var(--danger);
  font-size: 0.9rem;
}

.app-footer {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem 2rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  text-align: center;
}

@media (max-width: 640px) {
  .vendor-tabs {
    flex-direction: column;
  }
  .lookup-actions {
    flex-direction: column;
  }
  .lookup-actions button {
    width: 100%;
    justify-content: center;
  }
}

/* Settings and Release Notes pop-outs, both plain <dialog> elements — the
   browser handles centering, Escape-to-close, and the backdrop natively;
   this just restyles the panel itself to match the rest of the app. */
dialog {
  border: none;
  border-radius: 12px;
  padding: 0;
  background: var(--panel-bg);
  color: var(--text);
  box-shadow: var(--elevation);
  max-width: 480px;
  width: calc(100% - 2rem);
}
dialog::backdrop {
  background: rgba(0, 0, 0, 0.45);
}

.info-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.info-dialog-header h2 {
  margin: 0;
  font-size: 1.05rem;
}
.info-dialog-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
}
.info-dialog-close:hover {
  background: var(--muted-badge-bg);
  color: var(--text);
}

.settings-menu-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.settings-menu-body button.secondary,
.settings-menu-body a.secondary {
  width: 100%;
  justify-content: center;
}

#theme-select {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
}

.changelog-body {
  padding: 1.25rem;
  max-height: 60vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.changelog-entry-head {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 0.3rem;
}
.changelog-version {
  background: var(--muted-badge-bg);
  color: var(--muted-badge);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
}
.changelog-title {
  margin: 0;
  font-size: 0.98rem;
}
.changelog-entry p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.help-dialog-body {
  padding: 1.25rem;
  max-height: 60vh;
  overflow-y: auto;
}
.help-dialog-body h3 {
  margin: 1.1rem 0 0.3rem;
  font-size: 0.95rem;
}
.help-dialog-body h3:first-child {
  margin-top: 0;
}
.help-dialog-body p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}