/* ═══════════════════════════════════════════════════════════════════
   fund-screening.css — Fund Screening Model Page
   Inherits design tokens from styles.css (loaded first)
   Structure mirrors equity-research.css with fs- prefix
═══════════════════════════════════════════════════════════════════ */

/* ── Reading progress bar ── */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: var(--teal-bright, var(--ochre));
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ── Nav override for dark hero ── */
#nav { background: transparent; }
#nav.scrolled {
  background: rgba(17,17,17,0.95);
  border-bottom: 1px solid color-mix(in srgb, var(--white) 7%, transparent);
}
#nav.scrolled .nav-logo          { color: color-mix(in srgb, var(--white) 90%, transparent); }
#nav.scrolled .nav-links a       { color: color-mix(in srgb, var(--white) 60%, transparent); }
#nav.scrolled .nav-links a:hover { color: color-mix(in srgb, var(--white) 92%, transparent); }
#nav.scrolled .hamburger span    { background: color-mix(in srgb, var(--white) 80%, transparent); }

/* ═══════════════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════════════ */
.fs-hero {
  background: #111111;
  color: var(--white);
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.fs-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgb(from var(--teal) r g b / 8%) 0%, transparent 65%);
  pointer-events: none;
}

.fs-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.fs-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: color-mix(in srgb, var(--white) 42%, transparent);
  text-transform: uppercase;
  display: block;
  margin-bottom: 24px;
}

.fs-hero h1 {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.fs-hero h1 em {
  font-style: italic;
  color: var(--ochre);
}

.fs-hero-sub {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1.125rem;
  line-height: 1.7;
  color: color-mix(in srgb, var(--white) 65%, transparent);
  max-width: 620px;
  margin-bottom: 48px;
}

/* Stats row */
.fs-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: color-mix(in srgb, var(--white) 7%, transparent);
  border: 1px solid color-mix(in srgb, var(--white) 7%, transparent);
  border-radius: 10px;
  overflow: hidden;
  max-width: 700px;
}

.fs-stat {
  background: color-mix(in srgb, var(--white) 3%, transparent);
  padding: 20px 24px;
  transition: background var(--duration-fast);
}
.fs-stat:hover { background: color-mix(in srgb, var(--white) 6%, transparent); }

.fs-stat-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: color-mix(in srgb, var(--white) 38%, transparent);
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}

.fs-stat-value {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--white);
  line-height: 1;
  display: block;
}
.fs-stat-value.teal { color: var(--ochre); }

.fs-stat-sub {
  font-size: 11px;
  color: color-mix(in srgb, var(--white) 38%, transparent);
  font-family: 'JetBrains Mono', monospace;
  margin-top: 4px;
  display: block;
}

/* Back link */
.fs-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: color-mix(in srgb, var(--white) 42%, transparent);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: color 0.18s;
  margin-bottom: 36px;
}
.fs-back:hover { color: color-mix(in srgb, var(--white) 75%, transparent); }


/* ═══════════════════════════════════════════════════════════════════
   SHARED SECTION
═══════════════════════════════════════════════════════════════════ */
.fs-section {
  padding: 80px 0;
}

.fs-section-dark {
  background: #1a1a1a;
  color: color-mix(in srgb, var(--white) 88%, transparent);
}

.fs-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.fs-section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ochre);
  display: block;
  margin-bottom: 10px;
}

.fs-section h2 {
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: #161616;
}

.fs-section-dark h2 { color: color-mix(in srgb, var(--white) 95%, transparent); }

.fs-lead {
  font-size: 1rem;
  line-height: 1.75;
  color: #5C5856;
  max-width: 680px;
  margin-bottom: 48px;
}

.fs-section-dark .fs-lead { color: color-mix(in srgb, var(--white) 52%, transparent); }

/* Prose blocks */
.fs-prose {
  max-width: 720px;
}

.fs-prose p {
  font-size: 1rem;
  line-height: 1.8;
  color: #5C5856;
  margin-bottom: 20px;
}

.fs-prose p:last-child { margin-bottom: 0; }

.fs-prose strong {
  color: var(--oxblood);
  font-weight: 600;
}

.fs-prose em {
  font-style: italic;
}


/* ═══════════════════════════════════════════════════════════════════
   3-LAYER FRAMEWORK CARDS
═══════════════════════════════════════════════════════════════════ */
.fs-layers {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.fs-layer-card {
  background: color-mix(in srgb, var(--white) 4%, transparent);
  border: 1px solid color-mix(in srgb, var(--white) 8%, transparent);
  border-radius: 14px;
  padding: 32px 32px 28px;
}

.fs-layer-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ochre);
  background: rgb(from var(--teal) r g b / 10%);
  border: 1px solid rgb(from var(--teal) r g b / 20%);
  padding: 4px 12px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 16px;
}

.fs-layer-card h3 {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.25rem;
  font-weight: 400;
  color: color-mix(in srgb, var(--white) 92%, transparent);
  margin-bottom: 10px;
}

.fs-layer-desc {
  font-size: 0.92rem;
  line-height: 1.7;
  color: color-mix(in srgb, var(--white) 52%, transparent);
  max-width: 680px;
  margin-bottom: 24px;
}

.fs-layer-desc em {
  font-style: italic;
  color: color-mix(in srgb, var(--white) 68%, transparent);
}

/* Gate list */
.fs-gate-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-bottom: 24px;
}

.fs-gate {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: color-mix(in srgb, var(--white) 3%, transparent);
  border: 1px solid color-mix(in srgb, var(--white) 6%, transparent);
  border-radius: 8px;
  padding: 12px 16px;
}

.fs-gate-name {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 0.88rem;
  color: color-mix(in srgb, var(--white) 65%, transparent);
}

.fs-gate-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--ochre);
  letter-spacing: 0.04em;
}

/* Layer result */
.fs-layer-result {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid color-mix(in srgb, var(--white) 6%, transparent);
}

.fs-layer-result-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--white) 35%, transparent);
}

.fs-layer-result-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: color-mix(in srgb, var(--white) 72%, transparent);
  letter-spacing: 0.02em;
}

/* Factor table */
.fs-factor-table {
  margin-bottom: 24px;
}

.fs-factor-row {
  display: grid;
  grid-template-columns: 200px 70px 1fr;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--white) 5%, transparent);
  font-size: 0.88rem;
  color: color-mix(in srgb, var(--white) 58%, transparent);
  align-items: center;
}

.fs-factor-header {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--white) 32%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--white) 8%, transparent);
  padding-bottom: 10px;
}

.fs-factor-wt {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  color: var(--ochre);
}

/* Qualitative grid */
.fs-qual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
}

.fs-qual-item {
  background: color-mix(in srgb, var(--white) 3%, transparent);
  border: 1px solid color-mix(in srgb, var(--white) 6%, transparent);
  border-radius: 8px;
  padding: 14px 16px;
}

.fs-qual-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: color-mix(in srgb, var(--white) 75%, transparent);
  letter-spacing: 0.04em;
  display: block;
  margin-bottom: 4px;
}

.fs-qual-detail {
  font-size: 0.82rem;
  color: color-mix(in srgb, var(--white) 40%, transparent);
  line-height: 1.4;
}


/* ═══════════════════════════════════════════════════════════════════
   FINDINGS GRID
═══════════════════════════════════════════════════════════════════ */
.fs-findings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.fs-finding-card {
  background: var(--white);
  border: 1px solid #DEDAD4;
  border-radius: 14px;
  padding: 28px 28px 24px;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.fs-finding-card:hover {
  border-color: var(--border2, #C8C4BE);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}

.fs-finding-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--ochre);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 10px;
}

.fs-finding-card h4 {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--oxblood);
  margin-bottom: 8px;
  line-height: 1.3;
}

.fs-finding-card p {
  font-size: 0.88rem;
  line-height: 1.65;
  color: #5C5856;
}

.fs-finding-card strong {
  color: var(--oxblood);
  font-weight: 600;
}


/* ═══════════════════════════════════════════════════════════════════
   RATING STRIP
═══════════════════════════════════════════════════════════════════ */
.fs-rating-strip {
  margin-bottom: 40px;
}

.fs-rating-bar {
  display: flex;
  height: 48px;
  border-radius: 8px;
  overflow: hidden;
  gap: 2px;
  margin-bottom: 8px;
}

.fs-rating-segment {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
}

.fs-rating-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  color: var(--white);
}

.fs-rating-sb    { background: #16A34A; }
.fs-rating-buy   { background: #22C55E; }
.fs-rating-hold  { background: #F59E0B; }
.fs-rating-uw    { background: #F97316; }
.fs-rating-avoid { background: #EF4444; }

.fs-rating-labels {
  display: flex;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fs-rating-labels span {
  display: block;
  text-align: center;
}

.fs-rl-sb    { flex-grow: 9; color: #16A34A; }
.fs-rl-buy   { flex-grow: 12; color: #22C55E; }
.fs-rl-hold  { flex-grow: 17; color: #F59E0B; }
.fs-rl-uw    { flex-grow: 21; color: #F97316; }
.fs-rl-avoid { flex-grow: 21; color: #EF4444; }

/* Thresholds */
.fs-rating-thresholds {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.fs-threshold {
  display: flex;
  align-items: center;
  gap: 10px;
  background: color-mix(in srgb, var(--white) 4%, transparent);
  border: 1px solid color-mix(in srgb, var(--white) 7%, transparent);
  border-radius: 8px;
  padding: 10px 16px;
}

.fs-threshold-band {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.06em;
}

.fs-th-sb    { color: #16A34A; }
.fs-th-buy   { color: #22C55E; }
.fs-th-hold  { color: #F59E0B; }
.fs-th-uw    { color: #F97316; }
.fs-th-avoid { color: #EF4444; }

.fs-threshold-range {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: color-mix(in srgb, var(--white) 55%, transparent);
  letter-spacing: 0.02em;
}


/* ═══════════════════════════════════════════════════════════════════
   CATEGORY CARDS
═══════════════════════════════════════════════════════════════════ */
.fs-cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 16px;
}

.fs-cat-card {
  background: var(--white);
  border: 1px solid #DEDAD4;
  border-radius: 14px;
  padding: 24px 24px 20px;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.fs-cat-card:hover {
  border-color: var(--border2, #C8C4BE);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}

.fs-cat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.fs-cat-name {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--oxblood);
}

.fs-cat-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  color: var(--ochre);
  background: rgb(from var(--teal) r g b / 7%);
  border: 1px solid rgb(from var(--teal) r g b / 18%);
  padding: 3px 10px;
  border-radius: 4px;
  letter-spacing: 0.06em;
}

.fs-cat-bench {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
  color: #8A8580;
  text-transform: uppercase;
  display: block;
  margin-bottom: 16px;
}

.fs-cat-stats {
  display: flex;
  gap: 20px;
  padding: 12px 0;
  border-top: 1px solid #ECE9E4;
  border-bottom: 1px solid #ECE9E4;
  margin-bottom: 12px;
}

.fs-cat-stat-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8A8580;
  display: block;
  margin-bottom: 3px;
}

.fs-cat-stat-value {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1rem;
  font-weight: 500;
  color: var(--oxblood);
  line-height: 1;
}

.fs-cat-note {
  font-size: 0.82rem;
  line-height: 1.55;
  color: #8A8580;
}


/* ═══════════════════════════════════════════════════════════════════
   DOWNLOAD CARD
═══════════════════════════════════════════════════════════════════ */
.fs-download-row {
  margin-bottom: 32px;
}

.fs-download-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: color-mix(in srgb, var(--white) 4%, transparent);
  border: 1px solid color-mix(in srgb, var(--white) 8%, transparent);
  border-radius: 12px;
  padding: 24px 28px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, background 0.2s;
  max-width: 560px;
}

.fs-download-card:hover {
  border-color: color-mix(in srgb, var(--white) 16%, transparent);
  background: color-mix(in srgb, var(--white) 6%, transparent);
}

.fs-download-icon {
  color: var(--ochre);
  flex-shrink: 0;
}

.fs-download-text {
  flex: 1;
}

.fs-download-title {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1rem;
  font-weight: 500;
  color: color-mix(in srgb, var(--white) 88%, transparent);
  display: block;
  margin-bottom: 4px;
}

.fs-download-desc {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  color: color-mix(in srgb, var(--white) 42%, transparent);
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.fs-download-arrow {
  font-size: 1.2rem;
  color: var(--ochre);
  flex-shrink: 0;
  transition: transform 0.18s;
}

.fs-download-card:hover .fs-download-arrow {
  transform: translateX(4px);
}

/* Disclaimer */
.fs-disclaimer {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  line-height: 1.7;
  color: color-mix(in srgb, var(--white) 30%, transparent);
  letter-spacing: 0.03em;
  max-width: 640px;
}


/* ═══════════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════════ */
.fs-footer {
  background: #111;
  padding: 48px 0;
  border-top: 1px solid color-mix(in srgb, var(--white) 6%, transparent);
}

.fs-footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.fs-footer-left {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: color-mix(in srgb, var(--white) 28%, transparent);
  letter-spacing: 0.06em;
  line-height: 1.7;
}

.fs-footer-links {
  display: flex;
  gap: 20px;
}

.fs-footer-links a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: color-mix(in srgb, var(--white) 38%, transparent);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.18s;
}
.fs-footer-links a:hover { color: color-mix(in srgb, var(--white) 70%, transparent); }


/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .fs-stats-row          { grid-template-columns: repeat(2, 1fr); }
  .fs-findings-grid      { grid-template-columns: 1fr; }
  .fs-cat-grid           { grid-template-columns: 1fr 1fr; }
  .fs-gate-list          { grid-template-columns: 1fr 1fr; }
  .fs-qual-grid          { grid-template-columns: 1fr 1fr; }
  .fs-factor-row         { grid-template-columns: 140px 55px 1fr; gap: 10px; font-size: 0.82rem; }
  .fs-rating-thresholds  { gap: 8px; }
  .fs-threshold          { padding: 8px 12px; }
}

@media (max-width: 480px) {
  .fs-stats-row          { grid-template-columns: 1fr 1fr; }
  .fs-cat-grid           { grid-template-columns: 1fr; }
  .fs-gate-list          { grid-template-columns: 1fr; }
  .fs-qual-grid          { grid-template-columns: 1fr; }
  .fs-factor-row         { grid-template-columns: 1fr; gap: 4px; }
  .fs-factor-header      { display: none; }
  .fs-rating-thresholds  { flex-direction: column; }
}