/* =========================================
   ELYSIUM CAPITAL — STYLE.CSS
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&display=swap');

@font-face {
  font-family: 'Helvetica Neue';
  src: url('/assets/fonts/HelveticaNeue-Roman.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #0D0D0D;
  --surface: #0F0F0F;
  --card: hsla(0, 0%, 8%, 0.75);
  --border: #222222;
  --text: #D4D4D4;
  --muted: #888888;
  --accent: #D4D4D4;
  --font-sans: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-serif: 'Libre Baskerville', Georgia, serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

::selection {
  background: hsla(60, 100%, 50%, 0.875);
  color: var(--bg);
}

.unselectable {
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Reveal base state */
/* ─── Institutional Motion Refinement ─── */

html.js .reveal {
  will-change: opacity, transform;
}

/* Slightly slower easing for premium feel */
html.js .reveal.active {
  transition-timing-function: cubic-bezier(0.25, 1, 0.35, 1);
}

/* Gentle spatial rhythm when stacked sections reveal */
.framework-section.reveal,
section.reveal {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.reveal {
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

/* When revealed */
.reveal.active {
  opacity: 1;
  transform: translateX(0);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ── LINKS ── */
a {
  color: var(--text);
  text-decoration: none;
  transition: opacity .2s;
}

a:hover {
  opacity: .6;
}

/* ── NAV ── */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 13, 13, .75);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-sans);
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text);
  height: 3em;
  opacity: .8;
  transition: opacity .2s;
}

.nav-logo:hover {
  opacity: 1;
}

header nav {
  display: flex;
  gap: 2.5rem;
}

header nav a {
  font-size: .85rem;
  letter-spacing: .14em;
  /* text-transform: uppercase; */
  font-weight: 500;
  color: var(--muted);
  transition: color .2s;
}

header nav a:hover,
header nav a.active {
  color: var(--text);
  opacity: 1;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text);
  transition: transform .3s, opacity .3s;
}

/* Mobile nav */
@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  header nav {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
  }

  header nav.open {
    display: flex;
  }

  header nav a {
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border);
  }

  /* Hamburger → X */
  .nav-toggle.open span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle.open span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.open span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }
}

/* ── LAYOUT ── */
main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── HERO ── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 7rem 0 5rem;
  border-bottom: 1px solid var(--border);
  margin-top: 2rem;
}

.hero>*:last-child {
  margin-bottom: .9rem;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.hero>*:not(canvas) {
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2rem;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 6vw, 4.5rem);
  font-weight: 400;
  line-height: 1.12;
  color: var(--text);
  max-width: 780px;
  margin-bottom: 1.8rem;
}

.stroke-text {
  -webkit-text-stroke-width: 1px;
  -webkit-text-fill-color: var(--text);
  -webkit-text-stroke-color: transparent;
  transition: -webkit-text-fill-color .185s ease-in-out, -webkit-text-stroke-color .185s ease-in-out;
  text-shadow: 0 0 12px rgba(255, 255, 255, 0.1);
}

.hero-headline:hover .stroke-text {
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke-color: var(--muted);
}

.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.8;
}

/* rotating word container */
.word-rotator {
  position: relative;
  display: inline-block;
}

/* both word layers */
.word {
  display: block;
  white-space: nowrap;
}

/* stacked words */
.word.next {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transform: translateY(-12px);
}

/* animation states */
.word.exit {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .45s ease, transform .45s ease;
}

.word.enter {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .45s ease, transform .45s ease;
}

/* ── SECTION HEADERS ── */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 4rem 0 .5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  /* letter-spacing: .2em; */
  /* text-transform: uppercase; */
  color: var(--text);
}

.section-link {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  /* letter-spacing: .12em;
  /* text-transform: uppercase; */
  transition: all .2s ease;
}

.section-link:hover .arrow {
  transform: translate(3px, 0);
}



.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
  margin-bottom: 4rem;
}

/* ── CARD BASE ── */

.card {
  background: var(--card);
  padding: 2rem;
  border: 1px solid var(--border);

  position: relative;
  overflow: hidden;

  transition:
    background .25s ease,
    transform .25s ease,
    box-shadow .25s ease;
}

.card:hover {
  background: #1a1a1a;
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

/* ── ICON OVERLAY ── */

.card-icon {
  position: absolute;
  right: 1.25rem;
  top: 1.25rem;

  opacity: 0;
  transition: opacity .25s ease;

  pointer-events: none;
}

.card:hover .card-icon {
  opacity: 0.18;
}

.card-icon svg {
  width: 3rem;
  height: 3rem;

  stroke-width: 1.2;
  stroke: rgba(15, 23, 42, 0.35);
}

/* ── TYPOGRAPHY ── */

.card-date {
  font-size: .65rem;
  letter-spacing: .16em;
  text-transform: uppercase;

  color: var(--muted);

  margin-bottom: 1rem;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 1.35;

  margin-bottom: .9rem;

  color: var(--text);
}

.card-summary {
  font-size: .875rem;
  color: var(--muted);
  line-height: 1.75;

  margin-bottom: 1.4rem;
}



/* ── CTA ── */

.card-cta {
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  width: fit-content;
  color: var(--text);

  border-bottom: 1px solid var(--border);
  padding-bottom: .125rem;

  display: inline-block;
}

/* ── GRADIENT MICRO AUTHORITY EFFECT ── */

.card::after {
  content: "";
  position: absolute;
  inset: 0;

  background: linear-gradient(120deg,
      rgba(255, 255, 255, 0.06),
      transparent 60%);

  opacity: 0;
  transition: opacity .25s ease;

  pointer-events: none;
}

.card:hover::after {
  opacity: 1;
}

/* =========================================
   WHAT WE DO — CAPABILITY CARDS
   Built on top of .card (inherits bg, border, padding,
   hover lift + gradient sweep). Adds index numbers, an
   inline-SVG animated motif, a top accent line, and a
   staggered scroll-in keyed off .reveal.active.
   ========================================= */

.capability-card {
  display: flex;
  flex-direction: column;
  text-align: left;
}

/* Whole card is a link — cancel the global a:hover fade (same
   pattern as .tool-hub-card / .link-card). */
.capability-card:hover {
  opacity: 1;
}

/* Top accent line, drawn on hover */
.capability-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 2;
}

.capability-card:hover::before {
  transform: scaleX(1);
}

.capability-index {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-family: 'Courier New', monospace;
  font-size: .62rem;
  letter-spacing: .16em;
  color: var(--muted);
  z-index: 2;
}

/* Motif stage */
.capability-visual {
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin-bottom: 1.5rem;
}

.motif {
  height: 100%;
  width: auto;
  color: var(--muted);
  opacity: .85;
  overflow: visible;
  transition: color .25s ease, opacity .25s ease;
}

.capability-card:hover .motif {
  color: var(--text);
  opacity: 1;
}

/* Solid points read as data nodes */
.cn-node--lead,
.gr-dot,
.sg-dot {
  fill: currentColor;
  stroke: none;
}

/* Push CTA to the bottom so cards align at any copy length */
.capability-card .card-cta {
  margin-top: auto;
}

/* ── Motion ── continuous loops + scroll-in draw run only when
   the user hasn't asked for reduced motion, and only with JS
   (html.js) so no-JS users get the finished, visible state. ── */
@media (prefers-reduced-motion: no-preference) {

  /* Staggered card fade-in (opacity only, so .card:hover lift stays free) */
  html.js .capability-card {
    opacity: 0;
  }

  html.js section.reveal.active .capability-card {
    animation: capFade .6s ease forwards;
  }

  html.js section.reveal.active .capability-card:nth-child(2) {
    animation-delay: .09s;
  }

  html.js section.reveal.active .capability-card:nth-child(3) {
    animation-delay: .18s;
  }

  /* Constellation — links draw in, nodes pulse */
  html.js .capability-card .cn-link {
    stroke-dasharray: 62;
    stroke-dashoffset: 62;
  }

  html.js section.reveal.active .capability-card .cn-link {
    animation: cnDraw .9s ease forwards .2s;
  }

  .cn-node {
    animation: cnPulse 3.2s ease-in-out infinite;
  }

  .cn-node:nth-of-type(2) { animation-delay: .4s; }
  .cn-node:nth-of-type(3) { animation-delay: .8s; }
  .cn-node:nth-of-type(4) { animation-delay: 1.2s; }

  .cn-node--lead {
    animation: cnPulseLead 3.2s ease-in-out infinite;
  }

  /* Regime grid — dot orbits the four quadrants */
  .gr-dot {
    animation: grOrbit 9s ease-in-out infinite;
  }

  /* Signal — line self-draws, leading dot pulses */
  html.js .capability-card .sg-line {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
  }

  html.js section.reveal.active .capability-card .sg-line {
    animation: sgDraw 1.2s ease forwards .25s;
  }

  .sg-dot {
    animation: sgPulse 2.6s ease-in-out infinite;
  }
}

@keyframes capFade {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes cnDraw {
  to { stroke-dashoffset: 0; }
}

@keyframes cnPulse {
  0%, 100% { opacity: .4; }
  50%      { opacity: .95; }
}

@keyframes cnPulseLead {
  0%, 100% { opacity: .6; }
  50%      { opacity: 1; }
}

@keyframes grOrbit {
  0%,   14%  { transform: translate(0, 0); }
  25%,  39%  { transform: translate(30px, 0); }
  50%,  64%  { transform: translate(30px, 30px); }
  75%,  89%  { transform: translate(0, 30px); }
  100%       { transform: translate(0, 0); }
}

@keyframes sgDraw {
  to { stroke-dashoffset: 0; }
}

@keyframes sgPulse {
  0%, 100% { opacity: .45; }
  50%      { opacity: 1; }
}

/* ── PAGE TITLE (inner pages) ── */
.page-hero {
  padding: 1.5rem 0 1.25rem;
}

.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 400;
  color: var(--text);
  letter-spacing: -.01em;
  line-height: 1.2;
}

.page-hero p {
  font-size: .875rem;
  color: var(--muted);
  margin-top: .5rem;
  max-width: 560px;
}

/* ── BREADCRUMB ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-sans);
  font-size: .8rem;
  color: var(--muted);
  padding-top: 1.5rem;
}

.breadcrumb a {
  color: var(--muted);
  transition: color .2s;
}

.breadcrumb a:hover {
  color: var(--text);
  opacity: 1;
}

.breadcrumb .breadcrumb-sep {
  opacity: .5;
}

.breadcrumb [aria-current="page"] {
  color: var(--text);
}

.breadcrumb + .page-hero {
  padding-top: .5rem;
}

/* ── RESEARCH LIST ── */
.research-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.research-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 2rem;
  align-items: start;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
}

@media (max-width: 640px) {
  .research-item {
    grid-template-columns: 1fr;
    gap: .75rem;
  }

  .research-item-cta {
    display: none;
  }
}

.research-item-date {
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: .25rem;
}

.research-item-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 400;
  line-height: 1.4;
  margin-bottom: .5rem;
}

.research-item-summary {
  font-size: .85rem;
  color: var(--muted);
  line-height: 1.75;
}

.research-item-cta {
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: .3rem;
  white-space: nowrap;
  transition: color .2s;
}

.research-item-cta:hover {
  color: var(--text);
  opacity: 1;
}

/* ── ARTICLE ── */
.article-header {
  padding: 5rem 0 3rem;
  border-bottom: 1px solid var(--border);
  max-width: 720px;
}

.article-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 400;
  line-height: 1.22;
  margin-bottom: 1.2rem;
}

.article-meta {
  display: flex;
  gap: 2rem;
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.article-body {
  max-width: 680px;
  padding: 3rem 0 5rem;
}

.article-body p {
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.article-body h2 {
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 3rem 0 1rem;
}

.article-body h3 {
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text);
  margin: 2.25rem 0 .85rem;
  font-weight: 600;
}

.article-body ul,
.article-body ol {
  margin: .5rem 0 1.5rem 1.35rem;
}

.article-body li {
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--text);
  margin-bottom: .45rem;
}

.article-body strong {
  font-weight: 700;
  color: var(--text);
}

.article-body a:not(.back-link):not(.download-pdf-btn) {
  color: var(--text);
  border-bottom: 1px solid var(--border);
  transition: border-color .2s;
}

.article-body a:not(.back-link):not(.download-pdf-btn):hover {
  border-bottom-color: var(--text);
}

.article-body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

.article-body img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5rem 0;
}

/* ── Tables — editorial, subtle borders ── */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: .8rem;
  margin: 1.75rem 0;
  border: 1px solid var(--border);
}

.article-body table th {
  font-size: .6rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 600;
  padding: .7rem .9rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  text-align: left;
}

.article-body table td {
  font-family: 'Courier New', monospace;
  font-size: .78rem;
  line-height: 1.6;
  padding: .65rem .9rem;
  border: 1px solid var(--border);
  color: var(--text);
  vertical-align: top;
}

.article-body table tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.02);
}

.pull-quote {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-style: italic;
  font-weight: 400;
  line-height: 1.5;
  color: var(--text);
  border-left: 1px solid var(--border);
  padding: 1rem 0 1rem 2rem;
  margin: 2.5rem 0;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 2rem 0 0;
  border-top: 1px solid var(--border);
}

.back-link:hover {
  color: var(--text);
  opacity: 1;
}

/* ── FRAMEWORK ── */
.framework-intro {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--border);
  max-width: 680px;
}

.framework-intro p {
  font-size: .9375rem;
  color: var(--muted);
  line-height: 1.85;
}

.framework-section {
  padding: 3rem 0;
  border-bottom: 1px solid var(--border);
  max-width: 760px;
}

.framework-section-num {
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.2rem;
}

.framework-section h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 1.2rem;
  color: var(--text);
}

.framework-section p {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 1rem;
}

.framework-section ul {
  list-style: none;
  padding: 0;
  margin: 1.2rem 0;
}

.framework-section ul li {
  font-size: .875rem;
  color: var(--muted);
  padding: .5rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 1rem;
}

.framework-section ul li::before {
  content: '—';
  color: #444;
  flex-shrink: 0;
}

/* ── LINKS PAGE ── */
.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
  margin: 3rem 0 5rem;
}

.link-card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: background .2s;
}

.link-card:hover {
  background: #1a1a1a;
  opacity: 1;
}

.link-card-icon {
  font-size: 1.1rem;
  color: var(--muted);
}

.link-card-platform {
  font-size: .65rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.link-card-label {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--text);
}

.link-card-arrow {
  margin-top: auto;
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* 404 */
.error-message {
  text-align: center;
  display: grid;
  place-content: center;
  padding: 4rem 0;
  height: 60vh;
}

.error-title {
  font-size: 3rem;
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

/* =========================================
   SITE FOOTER
   Fully self-contained classes (never the global `header nav`/`nav a`
   rules). .footer-grid uses flex-wrap with a min column width so the
   layout reflows fluidly at any viewport width instead of snapping
   at one hard breakpoint.
   ========================================= */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3.5rem 0 2.5rem;
  margin-top: 2rem;
  width: 100%;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Top row: brand / site links / connect — wraps as a fluid flex row */
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem 4rem;
  padding-bottom: 2rem;
}

.footer-brand {
  flex: 1 1 260px;
  min-width: 240px;
  max-width: 420px;
}

.footer-logo {
  height: 34px;
  aspect-ratio: 3.5/1;
  display: block;
  opacity: .75;
}

.footer-tagline {
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 1rem;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  flex: 0 1 120px;
  min-width: 120px;
}

.footer-col-heading {
  font-size: .58rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: #444;
  margin-bottom: .4rem;
}

.footer-link {
  font-size: .75rem;
  letter-spacing: .02em;
  font-weight: 400;
  text-transform: none;
  color: var(--muted);
  padding: 0;
  border: 0;
  background: none;
  transition: color .2s;
}

.footer-link:hover {
  color: var(--text);
}

.footer-disclaimer {
  font-size: .68rem;
  line-height: 1.75;
  color: #555;
  margin-top: 1rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .75rem 1.5rem;
  flex-wrap: wrap;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
}

.footer-copy {
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #444;
}

@media (max-width: 640px) {
  .footer-inner {
    padding: 0 1.25rem;
  }

  .footer-grid {
    gap: 1.75rem 1.25rem;
    padding-bottom: 1.25rem;
  }

  /* footer-brand's box is dissolved so the logo and tagline can lead as
     their own rows, with the link columns and disclaimer following as
     independently-ordered flex items of .footer-grid. */
  .footer-brand {
    display: contents;
  }

  .footer-logo {
    order: 1;
    /* flex-basis: 100%; */
  }

  .footer-tagline {
    order: 2;
    flex-basis: 100%;
    margin-top: -1.25rem;
  }

  .footer-col {
    order: 3;
    flex: 1 1 calc(50% - .625rem);
    min-width: 0;
  }

  .footer-disclaimer {
    order: 4;
    flex-basis: 100%;
    margin-top: 0;
  }

  main {
    padding: 0 1.25rem;
  }

  .nav-inner {
    padding: 0 1.25rem;
  }

  .section-header {
    padding: 2.5rem 0 1.5rem;
  }
}

.content {
  max-width: 1250px;
  margin: 0 auto;
}

/* =========================================
   RESEARCH LIST — SORT BAR
   ========================================= */

.sort-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 2.5rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.sort-label {
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.sort-count {
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Minimal search field — text + underline only */
.search-input {
  font-family: var(--font-sans);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--text);
  background: none;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: .25rem 0 .3rem;
  width: 180px;
  margin-left: auto;
  transition: border-color .2s;
}

.search-input::placeholder {
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.search-input:focus {
  outline: none;
  border-bottom-color: var(--text);
}

.search-input::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

.sort-btn {
  font-family: var(--font-sans);
  font-size: .62rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: none;
  border-bottom: 1px solid transparent;
  cursor: pointer;
  padding: 0 0 1px;
  transition: color .2s, border-color .2s;
}

.sort-btn:hover {
  color: var(--text);
}

.sort-btn.active {
  color: var(--text);
  border-bottom-color: var(--border);
}

/* ── Research item enhancements ── */

.research-item-ticker {
  font-size: .6rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .35rem;
  font-family: 'Courier New', monospace;
}

.research-item-subtitle {
  font-size: .82rem;
  color: var(--muted);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: .5rem;
}

/* Rating label inside the date column — plain text, no pill */
.research-item-rating {
  display: block;
  width: fit-content;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-top: .7rem;
}

.research-item-rating.bullish {
  color: #4ade80;
}

.research-item-rating.neutral {
  color: #facc15;
}

.research-item-rating.bearish {
  color: #f87171;
}

@media (max-width: 640px) {
  .sort-bar {
    gap: 1rem;
    padding: 1.5rem 0 1rem;
  }

  .search-input {
    margin-left: 0;
    width: 100%;
  }

  .sort-count {
    margin-left: 0;
    width: 100%;
  }
}

/* =========================================
   CONNECT PAGE
   ========================================= */

.connect-hero {
  padding: 5rem 1.5rem 6rem;
  text-align: center;
  max-width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.connect-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 7vw, 4.8rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  margin-bottom: 0.4rem;
}

.hero-sub-brand {
  font-size: 1.15rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.9rem;
}

.hero-tagline {
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 4rem;
}

.connect-actions {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  max-width: 420px;
  margin: 0 auto 4rem;
  width: 100%;
}

.connect-btn {
  background: var(--card);
  border: 1px solid #222222;
  padding: 2rem 2rem;
  min-height: 118px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1.05rem;
  line-height: 1.4;
  width: 100%;
  /* full width on mobile */
}

.connect-btn:hover {
  background: #1a1a1a;
  border-color: #444;
  transform: translateY(-3px);
}

.detail {
  font-family: var(--font-serif);
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  font-weight: 400;
  color: var(--accent);
}

.connect-note {
  font-size: clamp(0.85rem, 2vw, 0.9rem);
  color: var(--muted);
  line-height: 1.8;
  max-width: 460px;
  margin: 0 auto;
}

/* Mobile optimization */
@media (max-width: 640px) {
  .connect-hero {
    padding: 4rem 1.25rem 5rem;
  }

  .connect-actions {
    max-width: 100%;
    padding: 0 1rem;
  }

  .connect-btn {
    padding: 1.8rem 1.5rem;
    min-height: 110px;
  }
}

/* =========================================
   REPORT ARTICLE PAGE (research/[slug].html)
   Dark branded header ported from template.html,
   adapted to the site's dark theme.
   ========================================= */

.report-header {
  background: #111111;
  border: 1px solid var(--border);
  margin-top: 3rem;
}

.header-top {
  padding: 2rem 2rem 0;
}

.header-row1 {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.4rem;
}

.header-logo-link {
  display: block;
  line-height: 0;
  opacity: 1;
  transition: opacity .2s;
}

.header-logo-link:hover { opacity: .75; }

.header-logo img {
  height: 40px;
  width: auto;
  display: block;
}

.header-label {
  font-family: 'Courier New', monospace;
  font-size: .6rem;
  color: #d1d1d1;
  letter-spacing: .2em;
  text-transform: uppercase;
  /* mobile optimization */
  padding-left: 1rem;
}

.header-row2 {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 1.25rem;
  gap: 1.5rem;
}

.header-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: .3rem;
}

.header-subtitle {
  font-size: .85rem;
  font-style: italic;
  color: #999999;
}

/* Rating label in the report header — plain text, no pill */
.rating-badge {
  font-family: 'Courier New', monospace;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .05em;
  white-space: nowrap;
  flex-shrink: 0;
  align-self: flex-start;
  margin-top: .25rem;
}

.rating-badge.bullish { color: #4ade80; }
.rating-badge.neutral { color: #facc15; }
.rating-badge.bearish { color: #f87171; }

.header-meta {
  background: #1a1a1a;
  font-family: 'Courier New', monospace;
  font-size: .68rem;
  color: #cccccc;
  padding: .6rem 2rem;
  letter-spacing: .02em;
}

.header-published {
  padding: .6rem 2rem 1rem;
  font-size: .6rem;
  color: #666666;
  text-align: right;
}

.keyfacts-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-top: none;
  padding: 1.5rem 2rem;
}

.keyfacts-table {
  width: 100%;
  border-collapse: collapse;
}

.keyfacts-table tr {
  border-bottom: 1px solid var(--border);
}

.keyfacts-table tr:last-child {
  border-bottom: none;
}

.keyfacts-table tr.alt {
  background: rgba(255, 255, 255, 0.02);
}

.kf-label {
  font-size: .6rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--muted);
  padding: .6rem 1rem .6rem 0;
  width: 38%;
  vertical-align: top;
}

.kf-value {
  font-family: 'Courier New', monospace;
  font-size: .8rem;
  color: var(--text);
  padding: .6rem 0;
  vertical-align: top;
}

.download-pdf-btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .65rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: .125rem;
  margin: 1.75rem 0 0;
}

.download-pdf-btn:hover {
  color: var(--accent);
  border-bottom-color: var(--text);
}

/* =========================================
   FREE TOOLS  (GEX · Macro · Insiders)
   Scoped .tool- classes — reuse existing tokens.
   ========================================= */

/* Hub grid — tool launcher cards */
.tool-hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin: 3rem 0 3rem;
}

.tool-hub-card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: .85rem;
  min-height: 200px;
  transition: background .25s ease, transform .25s ease, border-color .25s ease;
}

.tool-hub-card:hover {
  background: #1a1a1a;
  border-color: #333;
  transform: translateY(-3px);
  opacity: 1;
}

.tool-hub-tag {
  font-family: 'Courier New', monospace;
  font-size: .58rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.tool-hub-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text);
  line-height: 1.3;
}

.tool-hub-desc {
  font-size: .85rem;
  color: var(--muted);
  line-height: 1.7;
}

.tool-hub-cta {
  margin-top: auto;
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: .15rem;
  width: fit-content;
}

/* Controls row (symbol presets, input, load) */
.tool-controls {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  padding: 2.25rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
}

.tool-controls-label {
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.tool-input {
  font-family: 'Courier New', monospace;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text);
  background: none;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: .25rem 0 .3rem;
  width: 120px;
  transition: border-color .2s;
}

.tool-input::placeholder {
  color: var(--muted);
  text-transform: none;
  letter-spacing: .04em;
}

.tool-input:focus {
  outline: none;
  border-bottom-color: var(--text);
}

.tool-btn {
  font-family: var(--font-sans);
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text);
  background: none;
  border: 1px solid var(--border);
  padding: .5rem 1rem;
  cursor: pointer;
  transition: border-color .2s, background .2s, color .2s;
}

.tool-btn:hover {
  border-color: #444;
  background: #1a1a1a;
}

.tool-btn:disabled {
  opacity: .4;
  cursor: default;
}

.tool-btn.on {
  color: var(--text);
  border-color: #555;
  background: #171717;
}

/* Status / loading / error line */
.tool-status {
  font-family: 'Courier New', monospace;
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--muted);
  padding: 2rem 0;
}

.tool-status[hidden] { display: none; }

.tool-status.is-loading {
  animation: toolPulse 1.3s ease-in-out infinite;
}

.tool-status.is-error {
  color: #f87171;
}

.tool-retry {
  margin-left: 1rem;
  font-family: var(--font-sans);
  font-size: .6rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text);
  background: none;
  border: 1px solid var(--border);
  padding: .35rem .8rem;
  cursor: pointer;
}

.tool-retry:hover { border-color: #444; }

@keyframes toolPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .45; }
}

/* Selection transparency line */
.tool-selection-summary {
  font-family: 'Courier New', monospace;
  font-size: .64rem;
  letter-spacing: .03em;
  color: var(--muted);
  padding: 1.5rem 0 .5rem;
}

.tool-selection-summary b {
  color: var(--text);
  font-weight: 400;
}

/* Expiry toggle chips */
.tool-chips {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  padding: .75rem 0 0;
}

.tool-chip {
  font-family: 'Courier New', monospace;
  font-size: .62rem;
  letter-spacing: .04em;
  color: var(--muted);
  background: none;
  border: 1px solid var(--border);
  padding: .3rem .6rem;
  cursor: pointer;
  transition: color .2s, border-color .2s, background .2s;
}

.tool-chip:hover { border-color: #444; }

.tool-chip.on {
  color: var(--text);
  border-color: #555;
  background: #171717;
}

.tool-chip .chip-opex {
  color: #facc15;
  margin-left: .3rem;
}

.tool-chip:disabled {
  opacity: .35;
  cursor: default;
  border-color: var(--border);
  background: none;
}

/* Inline toggle-button pairs (e.g. Intraday/EOD, OI/Volume) reusing .tool-chip */
.tool-toggle-group {
  display: flex;
  gap: .5rem;
}

/* Stat cards */
.tool-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin: 2.5rem 0;
}

.tool-stat {
  background: var(--bg);
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.tool-stat-label {
  font-size: .58rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.tool-stat-value {
  font-family: 'Courier New', monospace;
  font-size: 1.15rem;
  color: var(--text);
  line-height: 1.2;
}

.tool-stat-value.bullish { color: #4ade80; }
.tool-stat-value.neutral { color: #facc15; }
.tool-stat-value.bearish { color: #f87171; }

.tool-stat-sub {
  font-family: 'Courier New', monospace;
  font-size: .62rem;
  color: var(--muted);
}

/* Chart wrapper — Chart.js needs a positioned, height-bound parent */
.tool-chart-wrap {
  position: relative;
  height: 440px;
  margin: 2.5rem 0;
}

.tool-chart-wrap.short { height: 280px; }

/* Sentiment: composite gauge + per-component meters side by side, instead
   of stacking a gauge, a stat grid, and a separate chart full-width. */
.tool-sentiment-row {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin: 1.5rem 0;
}

.tool-chart-wrap.tool-sentiment-gauge {
  position: relative;
  flex: 0 0 240px;
  height: 200px;
  margin: 0;
}

.tool-meters {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  min-width: 0;
}

.tool-meter-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  font-size: .74rem;
}

.tool-meter-label {
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.tool-meter-value {
  font-family: 'Courier New', monospace;
  white-space: nowrap;
}

.tool-meter-sub {
  color: var(--muted);
  font-size: .62rem;
  margin-left: .5rem;
}

.tool-meter-track {
  position: relative;
  height: 6px;
  background: #1a1a1a;
  border: 1px solid var(--border);
  margin-top: .4rem;
}

.tool-meter-fill {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  transition: width .25s ease;
}

.tool-meter-scale {
  display: flex;
  justify-content: space-between;
  font-family: 'Courier New', monospace;
  font-size: .58rem;
  color: var(--muted);
  margin-top: .3rem;
}

@media (max-width: 640px) {
  .tool-sentiment-row { flex-direction: column; align-items: stretch; gap: 1rem; }
  .tool-chart-wrap.tool-sentiment-gauge { flex-basis: auto; height: 180px; }
}

/* Section subheading inside a tool */
.tool-subhead {
  font-size: .64rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 1.5rem 0 .5rem;
  border-bottom: 1px solid var(--border);
  margin-top: 2rem;
}

/* Data table (insiders) */
.tool-table-wrap { overflow-x: auto; margin: 2rem 0; }

.tool-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .8rem;
  border: 1px solid var(--border);
}

.tool-table th {
  font-size: .58rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 600;
  text-align: left;
  padding: .7rem .9rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, .03);
  color: var(--muted);
  white-space: nowrap;
}

.tool-table td {
  font-family: 'Courier New', monospace;
  font-size: .74rem;
  padding: .6rem .9rem;
  border: 1px solid var(--border);
  color: var(--text);
  vertical-align: top;
}

.tool-table tr:nth-child(even) td {
  background: rgba(255, 255, 255, .02);
}

.tool-table td.buy { color: #4ade80; }
.tool-table td.sell { color: #f87171; }

.tool-table a { color: var(--text); border-bottom: 1px solid var(--border); }
.tool-table a:hover { border-bottom-color: var(--text); }

/* Methodology / disclaimer note */
.tool-note {
  font-family: 'Courier New', monospace;
  font-size: .66rem;
  line-height: 1.85;
  color: #666;
  max-width: 760px;
  padding: 2rem 0 1rem;
  border-top: 1px solid var(--border);
  margin-top: 3rem;
}

.tool-note code {
  color: #999;
  font-size: .66rem;
}

.tool-note b { color: #999; font-weight: 400; }

.tool-updated {
  font-family: 'Courier New', monospace;
  font-size: .6rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: .5rem;
}

.tool-hidden { display: none; }

/* =========================================
   TOOLS v2 — tabs, filters, Fed regime matrix
   ========================================= */

/* Tab bar (e.g. Company Insiders / Congress) */
.tool-tabs {
  display: flex;
  gap: 2rem;
  padding: 2rem 0 0;
  border-bottom: 1px solid var(--border);
}

.tool-tab {
  font-family: var(--font-sans);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  padding: 0 0 .9rem;
  transition: color .2s, border-color .2s;
}

.tool-tab:hover { color: var(--text); }

.tool-tab.on {
  color: var(--text);
  border-bottom-color: var(--text);
}

/* Filter row — reuses .sort-btn/.search-input look via .tool-chip/.tool-input */
.tool-filter-bar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}

.tool-filter-label {
  font-size: .6rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.tool-filter-select {
  font-family: var(--font-sans);
  font-size: .72rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: .35rem .5rem;
  cursor: pointer;
}

.tool-filter-count {
  margin-left: auto;
  font-size: .62rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Fed Regime 2×2 matrix */
.tool-matrix-wrap {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .75rem;
  margin: 2rem 0;
}

.tool-matrix-yaxis {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: .6rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  padding: .5rem 0;
}

.tool-matrix-body {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.tool-matrix-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  min-height: 280px;
}

/* Market-position dot + crosshairs, overlaid on the 2x2 grid */
.tool-matrix-dot {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(212, 212, 212, .45);
  box-shadow: 0 0 0 1px rgba(212, 212, 212, .6), 0 0 10px rgba(212, 212, 212, .35);
  transform: translate(-50%, -50%);
  cursor: crosshair;
  z-index: 2;
  transition: opacity .2s ease;
}

.tool-matrix-dot:focus { outline: none; box-shadow: 0 0 0 1px #fff, 0 0 12px rgba(255, 255, 255, .5); }

.tool-matrix-grid.dot-hidden .tool-matrix-dot,
.tool-matrix-grid.dot-hidden .tool-matrix-cross-h,
.tool-matrix-grid.dot-hidden .tool-matrix-cross-v,
.tool-matrix-grid.dot-hidden .tool-matrix-cross-label {
  opacity: 0;
  pointer-events: none;
}

.tool-matrix-cross-h,
.tool-matrix-cross-v {
  position: absolute;
  opacity: 0;
  z-index: 1;
  transition: opacity .15s ease;
  pointer-events: none;
}

.tool-matrix-cross-h {
  left: 0;
  border-top: 1px dashed rgba(212, 212, 212, .55);
}

.tool-matrix-cross-v {
  top: 0;
  border-left: 1px dashed rgba(212, 212, 212, .55);
}

.tool-matrix-cross-label {
  position: absolute;
  opacity: 0;
  z-index: 1;
  font-family: 'Courier New', monospace;
  font-size: .58rem;
  letter-spacing: .04em;
  color: var(--text);
  background: var(--bg);
  padding: .1rem .3rem;
  transition: opacity .15s ease;
  pointer-events: none;
}

.tool-matrix-cross-label-y {
  left: 0;
  transform: translateY(-50%);
}

.tool-matrix-cross-label-x {
  bottom: 0;
  transform: translateX(-50%);
}

.tool-matrix-grid.show-cross .tool-matrix-cross-h,
.tool-matrix-grid.show-cross .tool-matrix-cross-v,
.tool-matrix-grid.show-cross .tool-matrix-cross-label {
  opacity: 1;
}

.tool-matrix-cell {
  background: var(--bg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  transition: background .25s ease;
}

.tool-matrix-cell.active {
  background: #171717;
  box-shadow: inset 0 0 0 1px #444;
}

.tool-matrix-letter {
  font-family: 'Courier New', monospace;
  font-size: .62rem;
  color: var(--muted);
}

.tool-matrix-cell.active .tool-matrix-letter { color: var(--text); }

.tool-matrix-label {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--text);
}

.tool-matrix-strategy {
  font-size: .74rem;
  color: var(--muted);
  line-height: 1.6;
}

.tool-matrix-xaxis {
  display: flex;
  justify-content: space-around;
  font-size: .6rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0 0.5rem;
}

@media (max-width: 640px) {
  .tool-chart-wrap { height: 340px; }
  .tool-chart-wrap.short { height: 260px; }
  .tool-controls { gap: 1rem; padding: 1.5rem 0 1rem; }
  .tool-stats { grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); }
  .tool-tabs { gap: 1.25rem; }
  .tool-filter-bar { gap: .85rem; }
  .tool-filter-count { margin-left: 0; width: 100%; }
  .tool-matrix-wrap { grid-template-columns: 1fr; }
  .tool-matrix-yaxis { writing-mode: horizontal-tb; transform: none; flex-direction: row; justify-content: space-between; }
  .tool-matrix-grid { grid-template-columns: 1fr; grid-template-rows: repeat(4, auto); min-height: 0; }
  /* The 2x2 layout collapses to 4 stacked rows here, so a 2-D position dot
     is meaningless — hide it and its crosshairs. */
  .tool-matrix-dot, .tool-matrix-cross-h, .tool-matrix-cross-v, .tool-matrix-cross-label {
    display: none;
  }
}