/* Public-site-specific styles. The design system (tokens, reset, header,
 * footer, buttons, forms, badges, cards, tables, utilities) lives in
 * /shared/factornix.css -- loaded first, by base.html. Only rules unique to
 * the public site belong here: the hero, the strategy grid/detail pages,
 * performance charts and metrics, and the policy pages.
 */

/* ------------------------------------------------------------------- hero */

.hero {
  padding: var(--space-6) 0 var(--space-12);
  max-width: 56rem;
}

.eyebrow {
  display: inline-block;
  margin-bottom: var(--space-4);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 34ch;
  margin-bottom: var(--space-5);
}

.lede {
  color: var(--fg-soft);
  font-size: clamp(1rem, 0.97rem + 0.2vw, 1.125rem);
  max-width: 68ch;
  margin-bottom: var(--space-6);
}

.hero-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}

.hero-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
  max-width: 62ch;
}

.hero-points li {
  position: relative;
  padding-left: var(--space-6);
  color: var(--fg-soft);
  font-size: 0.9375rem;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.85;
}

/* --------------------------------------------------------- section headers */

.section-header {
  margin-bottom: var(--space-6);
}

.section-subtitle {
  color: var(--muted);
  margin: var(--space-2) 0 0;
  font-size: 0.9375rem;
  max-width: 62ch;
}

/* ---------------------------------------------------------- strategy cards */

.strategies {
  padding-top: var(--space-4);
  scroll-margin-top: 90px; /* the sticky header must not cover the anchor */
}

.strategy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
}

.strategy-card {
  display: flex;
  flex-direction: column;
}

.strategy-card-top {
  margin-bottom: var(--space-4);
}

.strategy-card h3 {
  margin: 0 0 var(--space-2);
  font-size: 1.1875rem;
}

.strategy-card h3 a {
  color: var(--fg);
  text-decoration: none;
}
.strategy-card h3 a:hover {
  color: var(--accent);
}

.strategy-card-tagline {
  color: var(--muted);
  font-size: 0.9375rem;
  margin-bottom: var(--space-5);
}

.card-link {
  margin-top: auto;
  padding-top: var(--space-4);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
}
.card-link:hover {
  text-decoration: underline;
}

/* ----------------------------------------------------------------- metrics */

.metric-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-3);
  margin: 0 0 var(--space-8);
}

.metric {
  padding: var(--space-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.metric-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 var(--space-1);
}

.metric-value {
  display: block;
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.card-metric-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(84px, 1fr));
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
}

.metric-compact {
  padding: var(--space-3);
}
.metric-compact .metric-value {
  font-size: 1.125rem;
}

/* ------------------------------------------------------- newsletter section */

.newsletter-section {
  margin-top: var(--space-12);
  scroll-margin-top: 90px;
}

.newsletter-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-8);
  align-items: center;
  padding: var(--space-8);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.newsletter-copy h2 {
  margin-bottom: var(--space-2);
}
.newsletter-copy p {
  margin: 0;
  font-size: 0.9375rem;
}

.signup-form {
  margin: 0;
}

.signup-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.signup-row input {
  flex: 1 1 220px;
}
.signup-row button {
  flex: 0 0 auto;
}

@media (max-width: 720px) {
  .newsletter-panel {
    grid-template-columns: 1fr;
    gap: var(--space-5);
    padding: var(--space-6);
  }
}

/* ------------------------------------------------------- strategy detail */

.strategy-detail .lede {
  margin-bottom: var(--space-8);
}

.coming-soon {
  padding: var(--space-6);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 62ch;
}
.coming-soon .badge {
  margin-bottom: var(--space-4);
}
.coming-soon p {
  margin: 0;
  color: var(--fg-soft);
}

.strategy-facts {
  display: grid;
  gap: 0;
  margin: 0 0 var(--space-10);
  padding: var(--space-2) var(--space-6);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.strategy-facts dt {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: var(--space-5);
}
.strategy-facts dd {
  margin: var(--space-1) 0 var(--space-5);
  color: var(--fg-soft);
}
.strategy-facts dd:last-child {
  margin-bottom: var(--space-5);
}

.performance h3 {
  margin-top: var(--space-10);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}

.as-of {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: var(--space-6);
}

/* ------------------------------------------------------------------ charts */

.equity-chart {
  margin: var(--space-4) 0 var(--space-6);
  padding: var(--space-5);
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.equity-chart svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}
.chart-line {
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.chart-line-model { stroke: var(--accent); }
.chart-line-benchmark { stroke: var(--muted); stroke-dasharray: 4 3; }
.chart-line-paper { stroke: var(--success-fg); }

.equity-chart figcaption {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8125rem;
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  color: var(--fg-soft);
}
.legend-item::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 3px;
  border-radius: 2px;
}
.legend-model::before { background: var(--accent); }
.legend-benchmark::before { background: var(--muted); }

/* Monthly returns table keeps the shared data-table look. */
table.monthly-returns {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.9375rem;
}
table.monthly-returns th,
table.monthly-returns td {
  text-align: left;
  padding: 10px var(--space-4);
  border-bottom: 1px solid var(--border);
}
table.monthly-returns thead th {
  background: var(--surface-sunken);
  color: var(--fg-soft);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
table.monthly-returns td + td,
table.monthly-returns th + th {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
table.monthly-returns tbody tr:last-child td {
  border-bottom: none;
}

.performance-disclaimer {
  font-style: italic;
  color: var(--muted);
  font-size: 0.8125rem;
  max-width: 64ch;
  margin: var(--space-12) auto 0;
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}

/* ------------------------------------------------------------ policy pages */

.policy {
  max-width: var(--prose-width);
}
.policy h2 {
  margin-top: var(--space-10);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}
.policy h2:first-of-type {
  border-top: none;
  padding-top: 0;
}
.policy-updated {
  color: var(--muted);
  font-size: 0.875rem;
}

/* --------------------------------------------------------- simple result pages */

.result-card {
  max-width: 34rem;
  margin: var(--space-8) auto;
  padding: var(--space-8);
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
}
.result-card h1 {
  font-size: 1.5rem;
}
.result-card p {
  color: var(--fg-soft);
}