/* ---------------------------------------------------------------------
   UK Company Risk Monitor — design tokens
   Light surfaces by default; dark surfaces selected under prefers-color-scheme.
   Status colors (good/warning/serious/critical) are fixed and never themed.
--------------------------------------------------------------------- */
:root {
  --surface-page:   #f9f9f7;
  --surface-card:   #fcfcfb;
  --surface-raised: #ffffff;
  --text-primary:   #0b0b0b;
  --text-secondary: #52514e;
  --text-muted:     #898781;
  --border:         rgba(11, 11, 11, 0.10);
  --gridline:       #e1e0d9;
  --accent:         #2a78d6;
  --accent-ink:     #ffffff;
  --series-financial:  #2a78d6;
  --series-compliance: #1baf7a;
  --series-default:    #898781;

  /* Status hues are darkened from the reference palette's fill steps so the
     same color works as both text (>=4.5:1) and meter fill (>=3:1 vs track)
     on the light surface — verified with the palette's contrast() helper. */
  --good:      #006300;
  --good-bg:   rgba(12, 163, 12, 0.12);
  --warning:     #8a5c00;
  --warning-bg:  rgba(250, 178, 25, 0.18);
  --serious:     #a8431f;
  --serious-bg:  rgba(236, 131, 90, 0.16);
  --critical:    #d03b3b;
  --critical-bg: rgba(208, 59, 59, 0.14);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-card: 0 1px 2px rgba(11, 11, 11, 0.04), 0 1px 8px rgba(11, 11, 11, 0.03);
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface-page:   #0d0d0d;
    --surface-card:   #1a1a19;
    --surface-raised: #202020;
    --text-primary:   #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted:     #898781;
    --border:         rgba(255, 255, 255, 0.10);
    --gridline:       #2c2c2a;
    --accent:         #3987e5;
    --accent-ink:     #ffffff;
    --series-financial:  #3987e5;
    --series-compliance: #199e70;
    --series-default:    #898781;

    --good:      #0ca30c;
    --good-bg:   rgba(12, 163, 12, 0.16);
    --warning:     #eda100;
    --warning-bg:  rgba(250, 178, 25, 0.20);
    --serious:     #ec835a;
    --serious-bg:  rgba(236, 131, 90, 0.20);
    --critical:    #e66767;
    --critical-bg: rgba(208, 59, 59, 0.20);
    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.30), 0 1px 8px rgba(0, 0, 0, 0.24);
  }
}

* { box-sizing: border-box; }

html { color-scheme: light dark; }

body {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--surface-page);
  color: var(--text-primary);
  margin: 0;
  padding: 0;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-weight: 600; margin: 0; }

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

/* ---------------------------------------------------------------------
   Layout
--------------------------------------------------------------------- */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface-card);
}

.site-header-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.brand {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-tagline {
  color: var(--text-muted);
  font-size: 0.875rem;
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.site-footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 1.5rem;
}

/* ---------------------------------------------------------------------
   Card
--------------------------------------------------------------------- */
.card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 1.5rem;
}

.section-title {
  font-size: 1.0625rem;
  margin-bottom: 0.25rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0 0 1.25rem;
}

.eyebrow {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 0.25rem;
}

/* ---------------------------------------------------------------------
   Search form
--------------------------------------------------------------------- */
.search-form {
  display: flex;
  align-items: flex-end;
  gap: 0.75rem;
}

.field {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.field label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
}

input[type="text"] {
  font: inherit;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-raised);
  color: var(--text-primary);
}

input[type="text"]:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

input[type="text"]::placeholder { color: var(--text-muted); }

button {
  font: inherit;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
}

button:hover { filter: brightness(1.08); }
button:active { filter: brightness(0.96); }

.htmx-indicator {
  display: none;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 0.75rem;
}
.htmx-request .htmx-indicator { display: flex; }

.spinner {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--gridline);
  border-top-color: var(--accent);
  animation: spin 0.7s linear infinite;
}

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

/* ---------------------------------------------------------------------
   Recently analysed list
--------------------------------------------------------------------- */
.company-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-card);
}

.company-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
}

.company-row + .company-row { border-top: 1px solid var(--gridline); }

.company-row-main {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  min-width: 0;
}

.company-name {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.company-number {
  color: var(--text-muted);
  font-size: 0.8125rem;
  flex-shrink: 0;
}

/* ---------------------------------------------------------------------
   Status / risk pills (status is fixed, always paired with a text label)
--------------------------------------------------------------------- */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.1875rem 0.625rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}

.risk-good     { color: var(--good);     background: var(--good-bg); }
.risk-warning  { color: var(--warning);  background: var(--warning-bg); }
.risk-serious  { color: var(--serious);  background: var(--serious-bg); }
.risk-critical { color: var(--critical); background: var(--critical-bg); }

.confidence-pill {
  color: var(--text-secondary);
  background: var(--surface-raised);
  border: 1px solid var(--border);
}

/* ---------------------------------------------------------------------
   Report
--------------------------------------------------------------------- */
.report-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.report-header h2 {
  font-size: 1.375rem;
}

.company-number-inline {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 400;
}

.score-block {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--gridline);
}

.score-figure {
  flex-shrink: 0;
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.score-value {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
}

.score-max {
  font-size: 1rem;
  color: var(--text-muted);
}

.score-meta {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.meter {
  height: 8px;
  border-radius: 999px;
  background: var(--gridline);
  overflow: hidden;
}

.meter-lg { height: 10px; }

.meter-fill {
  height: 100%;
  border-radius: 999px;
}

.meter-fill.risk-good     { background: var(--good); }
.meter-fill.risk-warning  { background: var(--warning); }
.meter-fill.risk-serious  { background: var(--serious); }
.meter-fill.risk-critical { background: var(--critical); }

h3 {
  font-size: 0.9375rem;
  margin-bottom: 0.875rem;
}

.breakdown { margin-bottom: 1.5rem; }

.meter-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.meter-row-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  margin-bottom: 0.375rem;
}

.meter-row-value { font-weight: 600; }

/* ---------------------------------------------------------------------
   Findings
--------------------------------------------------------------------- */
.finding-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.finding {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.875rem 1rem;
  background: var(--surface-raised);
}

.finding-tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
  color: var(--accent-ink);
}

.finding-tag.cat-financial  { background: var(--series-financial); }
.finding-tag.cat-compliance { background: var(--series-compliance); }
.finding-tag.cat-default    { background: var(--series-default); }

.finding-summary {
  margin: 0 0 0.375rem;
}

.finding-citation {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.8125rem;
  font-style: italic;
}

.empty-note { color: var(--text-muted); }

/* ---------------------------------------------------------------------
   Error state
--------------------------------------------------------------------- */
.state-error {
  border-color: var(--critical);
  background: var(--critical-bg);
}

.state-error-title {
  font-weight: 700;
  color: var(--critical);
  margin: 0 0 0.25rem;
}

.state-error-message {
  margin: 0;
  color: var(--text-primary);
}

/* ---------------------------------------------------------------------
   Responsive
--------------------------------------------------------------------- */
@media (max-width: 480px) {
  .search-form { flex-direction: column; align-items: stretch; }
  .score-block { flex-direction: column; align-items: flex-start; }
}