/* S&I Track Record: shared styles */
:root {
  --navy: #000000;
  --navy-soft: #1A1A1A;
  --gold: #C4A24C;
  --orange: #F97316;
  --orange-dark: #EA580C;
  --orange-soft: #FFEDD5;
  --green: #16A34A;
  --green-soft: #DCFCE7;
  --red: #DC2626;
  --red-soft: #FEE2E2;
  --bg: #FAFBFC;
  --card: #FFFFFF;
  --text: #111827;
  --muted: #6B7280;
  --border: #E5E7EB;
  --border-strong: #D1D5DB;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
}

h1, h2, h3, h4 {
  font-family: 'Source Serif Pro', 'Georgia', serif;
  color: var(--navy);
  letter-spacing: -0.015em;
  margin: 0 0 0.5em;
}
h1 { font-size: 2.5rem; line-height: 1.15; }
h2 { font-size: 1.75rem; line-height: 1.2; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-family: 'Inter', sans-serif; font-weight: 600; }

a { color: var(--navy); text-decoration: underline; text-decoration-color: rgba(0,0,0,0.25); text-underline-offset: 3px; transition: text-decoration-color 0.15s; }
a:hover { text-decoration-color: var(--navy); }

p { margin: 0 0 1em; }

/* ========== Sticky trial banner ========== */
.trial-banner {
  background: linear-gradient(135deg, #F97316 0%, #EA580C 100%);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 10px 16px;
  text-align: center;
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.trial-banner a {
  color: #fff;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(255,255,255,0.7);
  margin-left: 6px;
}
.trial-banner a:hover {
  text-decoration-color: #fff;
}
.trial-banner strong { color: #fff; margin-right: 6px; font-weight: 700; }
.trial-banner .trial-built { color: #fff; font-weight: 700; }
.trial-banner .trial-logo {
  height: 14px;
  width: auto;
  vertical-align: -2px;
  margin: 0 4px;
  filter: brightness(0) invert(1);
}

/* ========== Header ========== */
.site-header {
  background: var(--navy);
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #fff;
  text-decoration: none;
}
.brand-logo {
  height: 34px;
  width: auto;
  filter: brightness(0) invert(1);
  display: block;
}
.brand .sub {
  font-family: 'Inter', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.55);
  padding-left: 14px;
  border-left: 1px solid rgba(255,255,255,0.2);
}

nav.site-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
nav.site-nav a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.15s;
}
nav.site-nav a:hover { background: rgba(255,255,255,0.08); color: #fff; }
nav.site-nav a.active { background: rgba(249,115,22,0.18); color: #fff; box-shadow: inset 0 -2px 0 var(--orange); }

/* ========== Page layout ========== */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.section {
  margin-bottom: 56px;
}
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--orange-dark);
  margin-bottom: 10px;
}

.muted { color: var(--muted); }
.small { font-size: 0.85rem; }

/* ========== Hero ========== */
.hero {
  padding: 48px 0 32px;
}
.hero h1 { font-size: 3rem; margin-bottom: 16px; }
.hero .lead { font-size: 1.15rem; color: var(--muted); max-width: 720px; }

/* Logo flourish for hero sections — "Built with [logo]" eyebrow style */
.hero-logo-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.hero-logo-row .eyebrow { margin-bottom: 0; }
.hero-altindex-logo {
  height: 22px;
  width: auto;
  /* Tint the black wordmark to match the orange-dark brand color. */
  filter: brightness(0) saturate(100%) invert(40%) sepia(94%) saturate(3286%) hue-rotate(12deg) brightness(96%) contrast(92%);
  display: block;
}

/* Logo inline within the navy ai-callout (white on navy). */
.ai-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.ai-eyebrow .eyebrow { margin-bottom: 0; }
.altindex-wordmark {
  height: 18px;
  width: auto;
  filter: brightness(0) invert(1);
  display: block;
}

/* ========== Stats grid ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px 22px;
  transition: border-color 0.15s;
}
.stat-card:hover { border-color: var(--border-strong); }
.stat-card .label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 10px;
  font-weight: 600;
}
.stat-card .value {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.1;
}
.stat-card .sub {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 6px;
}
.stat-card.emphasis { border-color: var(--navy); background: var(--navy); color: #fff; }
.stat-card.emphasis .label { color: rgba(255,255,255,0.65); }
.stat-card.emphasis .value { color: #fff; }
.stat-card.emphasis .sub { color: rgba(255,255,255,0.7); }

.value.positive { color: var(--green); }
.value.negative { color: var(--red); }

/* ========== Pick cards (winners grid) ========== */
.picks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.pick-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  position: relative;
}
.pick-card .ticker-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}
.pick-card .ticker {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--navy);
}
.pick-card .return {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 600;
}
.return.positive { color: var(--green); }
.return.negative { color: var(--red); }
.pick-card .company {
  font-size: 0.92rem;
  color: var(--muted);
  margin-bottom: 14px;
}
.pick-card .meta {
  display: flex;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--muted);
  flex-wrap: wrap;
}

/* ========== AltIndex badge ========== */
.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  background: rgba(249, 115, 22, 0.1);
  color: var(--orange-dark);
  border: 1px solid rgba(249, 115, 22, 0.35);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
}
.ai-badge:hover {
  background: rgba(249, 115, 22, 0.18);
  text-decoration: none;
}
.ai-badge .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--orange);
}
.ai-badge .score {
  margin-left: 2px;
  padding-left: 6px;
  border-left: 1px solid rgba(249, 115, 22, 0.4);
  font-weight: 700;
}

/* ========== AltIndex callout ========== */
.ai-callout {
  background: linear-gradient(135deg, #000000 0%, #1A1A1A 100%);
  color: #fff;
  border-radius: 16px;
  padding: 40px 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.ai-callout h2 { color: #fff; }
.ai-callout p { color: rgba(255,255,255,0.8); }
.ai-callout .stats-inline {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.ai-callout .stat-inline .label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.55);
  margin-bottom: 6px;
  font-weight: 600;
}
.ai-callout .stat-inline .value {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--orange);
}
.ai-callout .stat-inline .sub {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  margin-top: 2px;
  font-weight: 500;
}
.cta-primary {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  padding: 14px 26px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}
.cta-primary:hover {
  transform: translateY(-1px);
  background: var(--orange-dark);
  box-shadow: 0 8px 20px rgba(249, 115, 22, 0.4);
  text-decoration: none;
  color: #fff;
}
.cta-secondary {
  display: inline-block;
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.9rem;
  transition: background 0.15s;
}
.cta-secondary:hover { background: var(--navy); color: #fff; text-decoration: none; }

@media (max-width: 720px) {
  .ai-callout { grid-template-columns: 1fr; padding: 28px 24px; }
  .hero h1 { font-size: 2.1rem; }
}

/* ========== Recent coverage strip ========== */
.recent-strip {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 4px 0 16px;
  scrollbar-width: thin;
}
.recent-card {
  flex: 0 0 180px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
}
.recent-card .ticker { font-family: 'Source Serif Pro', Georgia, serif; font-size: 1.15rem; font-weight: 600; }
.recent-card .return { font-size: 0.95rem; font-weight: 600; }
.recent-card .date { font-size: 0.75rem; color: var(--muted); }

/* ========== Table ========== */
.table-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
table.record {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
table.record thead {
  background: #F4F6F9;
  border-bottom: 1px solid var(--border);
}
table.record th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
table.record th:hover { background: #E9ECF1; color: var(--navy); }
table.record th.sort-asc::after { content: ' ▲'; color: var(--navy); }
table.record th.sort-desc::after { content: ' ▼'; color: var(--navy); }
table.record td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
table.record tr:last-child td { border-bottom: none; }
table.record tr:hover td { background: #F9FAFB; }
table.record .ticker-cell { font-weight: 700; color: var(--navy); }
table.record .return-cell { font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; }
table.record .return-cell.positive { color: var(--green); }
table.record .return-cell.negative { color: var(--red); }
table.record .num { font-variant-numeric: tabular-nums; text-align: right; }

/* ========== Filter chips ========== */
.filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  align-items: center;
}
.filter-bar .label { font-size: 0.8rem; color: var(--muted); font-weight: 600; margin-right: 4px; }
.chip {
  padding: 6px 14px;
  background: #fff;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.82rem;
  cursor: pointer;
  color: var(--text);
  transition: all 0.15s;
  font-weight: 500;
}
.chip:hover { border-color: var(--navy); }
.chip.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.search-input {
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.9rem;
  font-family: inherit;
  min-width: 200px;
}
.search-input:focus { outline: none; border-color: var(--navy); }

/* ========== Methodology page ========== */
.prose {
  max-width: 760px;
}
.prose h2 { margin-top: 36px; margin-bottom: 12px; }
.prose h3 { margin-top: 28px; color: var(--navy); }
.prose p { color: var(--text); line-height: 1.75; margin-bottom: 16px; }
.prose ul { padding-left: 22px; margin-bottom: 16px; }
.prose li { margin-bottom: 8px; line-height: 1.65; }
.prose em { color: var(--navy); font-style: italic; }
.prose strong { color: var(--navy); }

/* ========== Footer ========== */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 40px 24px;
  margin-top: 80px;
  font-size: 0.82rem;
  line-height: 1.6;
}
footer .foot-inner {
  max-width: 1200px;
  margin: 0 auto;
}
footer .foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 24px;
}
footer h4 { color: #fff; font-size: 0.85rem; margin-bottom: 12px; }
footer .foot-logo {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
  display: block;
  margin-bottom: 14px;
}
footer a { color: rgba(255,255,255,0.75); text-decoration: none; display: block; margin-bottom: 6px; }
footer a:hover { color: #fff; }
footer .disclaimer {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
}

@media (max-width: 720px) {
  footer .foot-grid { grid-template-columns: 1fr; gap: 20px; }
}

/* ========== Portfolio cards ========== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.portfolio-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  position: relative;
  transition: border-color 0.15s, transform 0.15s;
}
.portfolio-card:hover { border-color: var(--border-strong); }
.portfolio-card.altindex-powered {
  border-color: rgba(249, 115, 22, 0.4);
  background: linear-gradient(180deg, #FFF7ED 0%, #FFFFFF 55%);
}
.portfolio-card .pf-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 4px;
}
.portfolio-card .pf-name {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--navy);
}
.portfolio-card .pf-return {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.portfolio-card .pf-note {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 14px;
}
.portfolio-card .pf-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.portfolio-card .pf-stat .lbl {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 3px;
}
.portfolio-card .pf-stat .val {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  font-size: 0.95rem;
}
.portfolio-card .pf-stat .val.positive { color: var(--green); }
.portfolio-card .pf-stat .val.negative { color: var(--red); }
.portfolio-card .pf-badge {
  position: absolute;
  top: 14px;
  right: 14px;
}

/* Benchmark comparison strip */
.benchmark-strip {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: center;
}
.benchmark-strip .bm-col { text-align: center; }
.benchmark-strip .bm-col .label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 4px;
}
.benchmark-strip .bm-col .value {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--navy);
  font-variant-numeric: tabular-nums;
}
.benchmark-strip .bm-col.divider {
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

/* Takeaways list */
.takeaways {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 32px;
}
.takeaways h3 { font-family: 'Source Serif Pro', Georgia, serif; font-size: 1.15rem; color: var(--navy); margin-bottom: 12px; text-transform: none; letter-spacing: normal; font-weight: 600; }
.takeaways p { line-height: 1.7; margin-bottom: 12px; }
.takeaways p:last-child { margin-bottom: 0; }
.takeaways .bullet-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--border);
}
.takeaways .bullet-row:last-of-type { border-bottom: none; }
.takeaways .bullet-row .pf {
  font-weight: 600;
  color: var(--navy);
  font-size: 0.9rem;
}
.takeaways .bullet-row .txt { color: var(--text); font-size: 0.95rem; line-height: 1.55; }

@media (max-width: 720px) {
  .benchmark-strip { grid-template-columns: 1fr; }
  .benchmark-strip .bm-col.divider { border-left: none; border-right: none; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 12px 0; }
  .takeaways .bullet-row { grid-template-columns: 1fr; gap: 2px; }
}

/* Utility */
.hidden { display: none !important; }
.spacer-sm { height: 24px; }
.spacer-md { height: 48px; }