/* Engineering Black Glass — visual layer only. Maps legacy tokens to dark glass theme. */

:root {
  color-scheme: dark;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius: 0.75rem;
  --bg: oklch(0.16 0.018 250);
  --ink: oklch(0.96 0.005 250);
  --muted: oklch(0.78 0.02 250);
  --text-muted: oklch(0.78 0.02 250);
  --header: oklch(0.14 0.018 250);
  --panel: oklch(0.205 0.02 250);
  --line: oklch(1 0 0 / 12%);
  --accent: oklch(0.74 0.16 220);
  --accent-strong: oklch(0.68 0.15 220);
  --amber: oklch(0.78 0.17 60);
  --red: oklch(0.66 0.22 22);
  --green: oklch(0.78 0.16 155);
  --shadow: 0 24px 60px oklch(0 0 0 / 35%);
  --sev-critical: oklch(0.66 0.22 22);
  --sev-likely: oklch(0.78 0.17 60);
  --sev-suspect: oklch(0.72 0.17 300);
  --sev-observe: oklch(0.78 0.13 200);
  --sev-info: oklch(0.7 0.04 250);
  --sev-ok: oklch(0.78 0.16 155);
  --glass: oklch(0.205 0.02 250 / 88%);
  --glass-border: oklch(1 0 0 / 12%);
  --surface-raised: oklch(0.22 0.022 250 / 92%);
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;
}

body {
  background:
    radial-gradient(1200px 600px at 10% -10%, oklch(0.74 0.16 220 / 12%), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, oklch(0.72 0.17 300 / 8%), transparent 50%),
    linear-gradient(180deg, oklch(0.14 0.018 250) 0, var(--bg) 280px),
    var(--bg);
  color: var(--ink);
}

.app-main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 56px;
  padding-top: 8px;
}

.app-header {
  background: oklch(0.14 0.018 250 / 92%);
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
}

.brand-copy h1,
.brand-kicker {
  color: var(--ink);
}

.brand-subtitle,
.brand-contact a,
.header-nav a {
  color: oklch(0.82 0.02 250);
}

.language-control select,
.secondary-button,
.primary-button,
.ghost-button {
  border-radius: calc(var(--radius) - 2px);
}

.primary-button {
  background: var(--accent);
  border-color: oklch(0.74 0.16 220 / 40%);
  color: oklch(0.15 0.02 250);
  font-weight: 700;
}

.primary-button:hover {
  background: var(--accent-strong);
}

.secondary-button,
.ghost-button {
  background: oklch(0.24 0.022 250);
  border: 1px solid var(--glass-border);
  color: var(--ink);
}

.secondary-button:hover,
.ghost-button:hover {
  border-color: oklch(0.74 0.16 220 / 35%);
  background: oklch(0.28 0.025 250);
}

.analyzer-hero {
  margin: 28px 0 24px;
}

.analyzer-hero-kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.analyzer-hero-kicker::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
}

.analyzer-hero-title {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.analyzer-hero-subtitle {
  margin: 10px 0 0;
  max-width: 42rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.usage-counter-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 28px;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

@media (min-width: 720px) {
  .usage-counter-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .usage-counter-strip {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.usage-counter-strip .usage-counter-item {
  position: relative;
  padding: 14px 16px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  background: var(--surface-raised);
  backdrop-filter: blur(8px);
}

.usage-counter-strip .usage-counter-accent {
  border-color: oklch(0.74 0.16 220 / 30%);
}

.usage-counter-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.usage-counter-value {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-variant-numeric: tabular-nums;
}

.usage-counter-accent .usage-counter-value {
  color: var(--accent);
}

.usage-counter-item small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.68rem;
}

.usage-progress {
  margin-top: 8px;
  height: 3px;
  border-radius: 999px;
  background: oklch(0.24 0.022 250);
  overflow: hidden;
}

.usage-progress span {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: inherit;
}

.upload-methods-grid {
  gap: 20px;
}

.panel {
  border: 1px solid var(--glass-border);
  border-radius: calc(var(--radius) + 4px);
  background: var(--glass);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  color: var(--ink);
}

.primary-input-panel {
  border-color: oklch(0.74 0.16 220 / 30%);
  position: relative;
  overflow: hidden;
}

.primary-input-panel::before {
  content: "";
  position: absolute;
  top: -64px;
  right: -64px;
  width: 192px;
  height: 192px;
  background: oklch(0.74 0.16 220 / 18%);
  filter: blur(48px);
  pointer-events: none;
}

.secondary-input-panel {
  border-color: var(--glass-border);
}

.section-heading p {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.input-method-badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid oklch(0.74 0.16 220 / 30%);
  background: oklch(0.74 0.16 220 / 10%);
  color: var(--accent);
  border-radius: 999px;
  padding: 4px 10px;
}

.input-method-badge-muted {
  border-color: var(--glass-border);
  background: oklch(0.24 0.022 250);
  color: var(--muted);
}

.drop-zone {
  border: 1px dashed oklch(1 0 0 / 14%);
  background: oklch(0.16 0.018 250 / 55%);
  border-radius: var(--radius);
}

.drop-zone:hover,
.drop-zone.is-dragover {
  border-color: oklch(0.74 0.16 220 / 40%);
  background: oklch(0.74 0.16 220 / 6%);
}

.adb-helper-status-row,
.adb-helper-guidance {
  border-radius: var(--radius);
  background: oklch(0.16 0.018 250 / 55%);
  border: 1px solid var(--glass-border);
}

.recent-reports-panel {
  margin-top: 28px;
}

.recent-reports-heading {
  align-items: center;
}

.recent-reports-list {
  display: grid;
  gap: 10px;
}

.recent-report-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  background: oklch(0.205 0.02 250 / 35%);
}

.recent-report-date {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
}

.recent-report-row h3 {
  margin: 4px 0 0;
  font-size: 1rem;
}

.recent-report-fault {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.severity-badge-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.severity-badge-pill.sev-critical {
  color: var(--sev-critical);
  border-color: oklch(0.66 0.22 22 / 35%);
  background: oklch(0.66 0.22 22 / 10%);
}

.severity-badge-pill.sev-likely {
  color: var(--sev-likely);
  border-color: oklch(0.78 0.17 60 / 35%);
  background: oklch(0.78 0.17 60 / 10%);
}

.severity-badge-pill.sev-suspect {
  color: var(--sev-suspect);
  border-color: oklch(0.72 0.17 300 / 35%);
  background: oklch(0.72 0.17 300 / 10%);
}

.severity-badge-pill.sev-observe {
  color: var(--sev-observe);
  border-color: oklch(0.78 0.13 200 / 35%);
  background: oklch(0.78 0.13 200 / 10%);
}

.severity-badge-pill.sev-info {
  color: var(--sev-info);
}

.severity-badge-pill.sev-ok {
  color: var(--sev-ok);
  border-color: oklch(0.78 0.16 155 / 35%);
  background: oklch(0.78 0.16 155 / 10%);
}

.findings-panel,
.report-summary,
.device-summary,
.library-panel,
.feedback-panel {
  border-color: var(--glass-border);
  background: var(--glass);
}

.diagnostic-hero-finding {
  border: 1px solid oklch(0.74 0.16 220 / 25%);
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(135deg, oklch(0.22 0.022 250), oklch(0.16 0.018 250));
  overflow: hidden;
}

.diagnostic-hero-finding > summary {
  padding: 24px;
  list-style: none;
}

.diagnostic-hero-header {
  align-items: flex-start;
}

.diagnostic-hero-finding h3 {
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  line-height: 1.2;
  margin-top: 8px;
}

.diagnostic-hero-summary {
  margin-top: 10px;
  color: var(--muted);
  max-width: 38rem;
}

.confidence-ring {
  position: relative;
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
}

.confidence-ring-hero {
  width: 72px;
  height: 72px;
}

.confidence-ring svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.confidence-ring-track {
  fill: none;
  stroke: oklch(0.24 0.022 250);
  stroke-width: 3;
}

.confidence-ring-fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 3;
  stroke-linecap: round;
}

.confidence-ring-value {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
}

.finding-card-start-here .start-here-label {
  color: var(--accent);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.measurements-collapse[open] > summary {
  color: var(--accent);
}

.finding-collapse {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  background: oklch(0.16 0.018 250 / 45%);
}

.finding-collapse > summary {
  padding: 12px 14px;
  cursor: pointer;
  font-weight: 600;
}

.finding-card {
  background: transparent;
  border: 0;
  box-shadow: none;
}

.meter {
  background: oklch(0.24 0.022 250);
}

.meter span {
  background: var(--accent);
}

.profile-dialog {
  border: 1px solid var(--glass-border);
  border-radius: calc(var(--radius) + 6px);
  background: oklch(0.18 0.02 250 / 96%);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.profile-panel {
  background: transparent;
}

.profile-card {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  background: oklch(0.205 0.02 250 / 55%);
}

.profile-history-card {
  border-color: var(--glass-border);
  background: oklch(0.16 0.018 250 / 55%);
}

.auth-panel,
.complaint-modal {
  background: oklch(0.18 0.02 250 / 96%);
  border-color: var(--glass-border);
  color: var(--ink);
}

.muted,
.status-message {
  color: var(--muted);
}

.empty-state {
  border: 1px dashed var(--glass-border);
  background: oklch(0.16 0.018 250 / 35%);
  border-radius: var(--radius);
}

.footer {
  border-top: 1px solid var(--glass-border);
  background: oklch(0.14 0.018 250);
  color: oklch(0.88 0.015 250);
}

/* Global readability — primary text stays solid; secondary stays visible */
body,
main,
.panel,
.finding-card,
.report-summary,
.device-summary,
.profile-panel,
.profile-dialog,
.auth-panel {
  color: var(--ink);
}

h1, h2, h3, h4, h5, h6,
strong,
.finding-card h3,
.report-summary h3,
.report-summary h4,
.analyzer-hero-title {
  color: var(--ink);
}

p,
li,
dd,
.profile-copy,
.recent-report-fault,
.direction,
.report-summary-lead,
.section-heading h2 {
  color: var(--ink);
}

.muted,
.status-message,
.analyzer-hero-subtitle,
.usage-counter-item small,
.recent-report-date,
.profile-history-meta,
.finding-meta span,
.correlation-note,
.disclaimer {
  color: var(--muted) !important;
  opacity: 1 !important;
}

.section-heading p,
.analyzer-hero-kicker,
.usage-counter-label,
.input-method-badge,
.profile-kicker {
  color: var(--text-muted) !important;
  opacity: 1 !important;
}

[dir="rtl"] .muted,
[dir="rtl"] .profile-copy,
[dir="rtl"] .recent-report-fault,
[dir="rtl"] p,
[dir="rtl"] li {
  color: var(--muted);
  opacity: 1;
}

/* Report nested panels — schematic, measurements, subsections */
.finding-subsection,
.finding-subsection h5,
.measurement-guide,
.measurement-guide h5,
.measurement-guide h6,
.measurement-next-steps h6,
.measurement-details summary,
.schematic-reference,
.schematic-reference h5,
.device-schematic-reference-item,
.chipset-intelligence-terms,
.chipset-intelligence-paths,
.report-summary,
.report-summary-note,
.report-explanation-panel,
.library-hint,
.start-here-inline,
.complaint-result-group h3 {
  color: var(--ink);
}

.finding-subsection h5,
.measurement-method strong,
.measurement-method span,
.measurement-details summary,
.failure-meaning dt,
.measurement-next-steps h6 {
  color: oklch(0.92 0.008 250) !important;
}

.finding-subsection span,
.device-schematic-reference-item span,
.device-schematic-signal-tags li,
.schematic-reference p,
.schematic-matched-lines,
.measurement-method p,
.measurement-learned-baseline,
.measurement-platform-aliases,
.chipset-path-lines,
.device-summary-platform,
.automatic-learning-note {
  color: var(--muted) !important;
}

.finding-collapse,
.finding-collapse-body,
.finding-subsection,
.measurement-guide,
.measurement-schematic-context,
.measurement-method,
.measurement-details,
.failure-meaning div,
.schematic-reference,
.device-schematic-reference-item,
.report-summary-grid,
.report-summary-side,
.report-explanation-panel,
.library-hint,
.complaint-result-group,
.collapsible-report-section,
.report-section-body,
.device-summary-grid,
.device-summary-group,
.summary-field,
.drop-zone,
.adb-helper-guidance,
.adb-helper-device-list li,
.analysis-progress,
.recent-report-row,
.profile-history-card,
.profile-feedback-card {
  background: var(--surface-raised) !important;
  border-color: var(--glass-border) !important;
  color: var(--ink);
}

.schematic-reference + .schematic-reference {
  border-top-color: var(--glass-border) !important;
}

.schematic-reference img {
  background: oklch(0.14 0.018 250) !important;
  border-color: var(--glass-border) !important;
}

.measurement-method {
  border-top-color: var(--glass-border) !important;
}

.measurement-guide-grid {
  gap: 12px;
}

.measurement-method,
.measurement-schematic-context,
.failure-meaning div {
  border: 1px solid var(--glass-border);
  border-radius: calc(var(--radius) - 2px);
  padding: 10px 12px;
}

table,
.report-table,
.measurement-table {
  width: 100%;
  border-collapse: collapse;
  background: transparent;
  color: var(--ink);
}

table th,
table td,
.report-table th,
.report-table td {
  border-color: var(--glass-border) !important;
  color: var(--ink);
}

table th,
.report-table th {
  background: oklch(0.2 0.02 250) !important;
  color: oklch(0.92 0.008 250) !important;
}

table tbody tr:nth-child(even),
.report-table tbody tr:nth-child(even) {
  background: oklch(0.18 0.018 250 / 55%);
}

.app-footer {
  background: var(--surface-raised) !important;
  border-color: var(--glass-border) !important;
  color: var(--ink);
}

.footer-description,
.footer-keywords,
.footer-copy {
  color: var(--muted) !important;
  opacity: 1 !important;
}

.collapsible-report-section > summary,
.device-summary summary,
.finding-card-summary {
  color: var(--ink);
}

input,
select,
textarea,
.profile-form input,
.language-control select {
  background: oklch(0.16 0.018 250) !important;
  border-color: var(--glass-border) !important;
  color: var(--ink) !important;
}

input::placeholder,
textarea::placeholder {
  color: oklch(0.72 0.02 250);
  opacity: 1;
}