/* Latent (working title) -- minimal text-first CSS.
 *
 * Design intent: text-first, serif body, generous whitespace, no
 * sidebar nav.  Reference: Stratechery, Bits about Money, longform
 * essay sites.  The publication is a long-read object, not an app.
 */

:root {
  --max-width: 720px;
  --color-text: #1a1a1a;
  --color-text-muted: #5a5a5a;
  --color-accent: #1a4d8c;
  --color-bg: #fdfdfb;
  --color-border: #e8e8e3;
  --color-table-stripe: #f5f5f0;
  --font-serif: Georgia, "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", Consolas, "Courier New", monospace;
}

* { box-sizing: border-box; }

html {
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-serif);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  margin: 0;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ----- header ----- */

.site-header {
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}

.site-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
}

.site-title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.25rem;
  text-decoration: none;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.site-title:hover {
  text-decoration: none;
}

.site-nav a {
  margin-left: 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--color-text-muted);
}

.site-nav a:hover {
  color: var(--color-text);
}

/* ----- main column ----- */

.site-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1rem;
}

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

.hero {
  margin-bottom: 3rem;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: normal;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem 0;
  line-height: 1.1;
}

.hero-tagline {
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin: 0 0 0.25rem 0;
}

.hero-byline {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0 0 2.5rem 0;
}

/* ----- FT-register hero chart block ----- */

.hero-chart-block {
  margin-bottom: 3rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.hero-stat-lifetime {
  padding-left: 1.5rem;
  border-left: 1px solid var(--color-border);
}

.hero-stat-label {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 0.35rem 0;
}

.hero-stat-number {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1;
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.hero-stat-number-secondary {
  font-size: 1.75rem;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.hero-stat-context {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin: 0.4rem 0 0 0;
}

.hero-chart-wrapper {
  position: relative;
  width: 100%;
}

.hero-chart {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.hero-chart-readout {
  position: absolute;
  top: 8px;
  left: 12px;
  background: rgba(253, 253, 251, 0.95);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 6px 9px;
  pointer-events: none;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  line-height: 1.4;
}

.hero-chart-readout .readout-date {
  margin: 0;
  font-size: 0.62rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero-chart-readout .readout-value {
  margin: 0;
  color: var(--color-accent);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.hero-chart-caption {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin: 0.75rem 0 0 0;
  line-height: 1.5;
}

.lead-in {
  margin-top: 2rem;
}

.lead-in p {
  margin: 0.5rem 0;
}

.lead-link {
  font-family: var(--font-sans);
  font-size: 1rem;
}

.lead-brief {
  margin-bottom: 1.5rem !important;
  padding: 1rem 1.25rem;
  background: var(--color-table-stripe);
  border-left: 3px solid var(--color-accent);
}

.lead-brief-label {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.lead-brief-link {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-text);
}

.lead-brief-title {
  margin: 0;
}

.lead-brief-teaser {
  margin: 0.75rem 0 0;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

/* ----- ticker page (per-holding deep dive) ----- */

.ticker-page {
  /* sits in the same column as content-page */
}

.ticker-header {
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.ticker-meta {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 0.5rem 0;
}

.ticker-title {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
  line-height: 1.1;
}

.ticker-title .ticker-name {
  font-weight: normal;
  color: var(--color-text-muted);
  font-size: 1.4rem;
  letter-spacing: -0.01em;
}

.ticker-position-summary {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0.75rem 0 0 0;
}

.ticker-position-summary .return-positive {
  color: var(--color-return-positive);
  font-weight: 600;
}

.ticker-position-summary .return-negative {
  color: var(--color-return-negative);
  font-weight: 600;
}

.ticker-body {
  font-family: var(--font-serif);
  font-size: 1rem;
  line-height: 1.65;
}

.ticker-body h2 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.ticker-body h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.ticker-body p {
  margin: 1rem 0;
}

.ticker-body ul,
.ticker-body ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.ticker-body li {
  margin: 0.4rem 0;
}

.ticker-body strong {
  font-weight: 600;
}

.ticker-body blockquote {
  margin: 1.5rem 0;
  padding: 0.5rem 1.25rem;
  border-left: 3px solid var(--color-border);
  color: var(--color-text-muted);
}

.ticker-footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.ticker-footer a {
  color: var(--color-text-muted);
}

.ticker-updated {
  margin-top: 0.5rem;
  font-style: italic;
}

/* ----- brief page ----- */

.brief-page {
  /* Inherits from content-page styling via siblings */
}

.brief-header {
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1.5rem;
}

.brief-date {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin: 0 0 0.5rem 0;
}

.brief-title {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: normal;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem 0;
  line-height: 1.15;
}

.brief-byline {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
  font-style: italic;
}

.brief-body {
  font-family: var(--font-serif);
  font-size: 1rem;
  line-height: 1.7;
}

.brief-body h1,
.brief-body h2,
.brief-body h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.brief-body h2 { font-size: 1.4rem; }
.brief-body h3 { font-size: 1.15rem; }

.brief-body p { margin: 1rem 0; }

.brief-body ul,
.brief-body ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.brief-body li { margin: 0.5rem 0; }

.brief-body blockquote {
  margin: 1.5rem 0;
  padding: 0.5rem 1.25rem;
  border-left: 3px solid var(--color-border);
  color: var(--color-text-muted);
  font-style: italic;
}

.brief-footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.brief-footer a {
  color: var(--color-text-muted);
}

/* ----- briefs archive ----- */

.brief-archive {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.brief-archive li {
  border-bottom: 1px solid var(--color-border);
  padding: 0.85rem 0;
  font-family: var(--font-serif);
}

.brief-archive a {
  font-size: 1.05rem;
}

.brief-archive-date {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-left: 0.5rem;
}

/* ----- content pages (thesis, about) ----- */

.content-page h1 {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: normal;
  letter-spacing: -0.02em;
  margin: 0 0 1.5rem 0;
  line-height: 1.15;
}

.content-page h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.content-page h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

.content-page p {
  margin: 1rem 0;
}

.content-page strong {
  font-weight: 600;
}

.content-page em {
  font-style: italic;
}

.content-page blockquote {
  margin: 1.5rem 0;
  padding: 0.5rem 1.25rem;
  border-left: 3px solid var(--color-border);
  color: var(--color-text-muted);
  font-style: italic;
}

.content-page ul,
.content-page ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.content-page li {
  margin: 0.5rem 0;
}

.content-page code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-table-stripe);
  padding: 0.1em 0.3em;
  border-radius: 2px;
}

.content-page hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2rem 0;
}

/* ----- holdings table (disclosure page) ----- */

:root {
  --color-return-positive: #2a6f3e;
  --color-return-negative: #a64b2a;
}

.disclosure-lede {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin: 1rem 0 2rem 0;
}

.holdings-group {
  margin: 1.5rem 0 2rem 0;
}

.holdings-group-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 0.4rem;
  margin-bottom: 0.5rem;
}

.holdings-group-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0;
}

.holdings-group-meta {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.holdings-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  margin: 0.5rem 0 1rem 0;
}

.holdings-table th,
.holdings-table td {
  border-bottom: 1px solid var(--color-border);
  padding: 0.5rem 0.4rem;
  text-align: left;
  vertical-align: top;
}

.holdings-table th {
  font-weight: 600;
  color: var(--color-text-muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.holdings-table .ticker {
  font-family: var(--font-mono);
  font-weight: 600;
}

.holdings-table .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.holdings-table .return-positive {
  color: var(--color-return-positive);
  font-weight: 600;
}

.holdings-table .return-negative {
  color: var(--color-return-negative);
  font-weight: 600;
}

.holdings-table .thesis-node {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.table-note {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: 1.5rem;
}

.disclosure-prose {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

/* ----- footer ----- */

.site-footer {
  max-width: var(--max-width);
  margin: 4rem auto 2rem auto;
  padding: 2rem 1rem 1rem 1rem;
  border-top: 1px solid var(--color-border);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer-disclosure {
  line-height: 1.55;
  margin: 0;
}

.footer-meta {
  margin: 0.75rem 0 0 0;
  font-style: italic;
}

/* ----- small screens ----- */

@media (max-width: 600px) {
  html { font-size: 16px; }
  .hero-headline { font-size: 2.25rem; }
  .hero-stat-number { font-size: 2.2rem; }
  .hero-stat-number-secondary { font-size: 1.5rem; }
  .hero-stats { grid-template-columns: 1fr; gap: 1.25rem; }
  .hero-stat-lifetime { padding-left: 0; border-left: 0; padding-top: 1rem; border-top: 1px solid var(--color-border); }
  .site-header-inner { flex-direction: column; align-items: flex-start; }
  .site-nav { margin-top: 0.5rem; }
  .site-nav a { margin-left: 0; margin-right: 1rem; }
  .holdings-table { font-size: 0.85rem; }
}