/* ============================================================
   BAM ANALYTIX — COMPONENTS
   ============================================================ */

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: var(--tracking-nav);
  text-transform: uppercase;
  padding: 0.9em 1.6em;
  border-radius: var(--radius-sm);
  border: var(--border-width) solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

/* Primary: black text on orange = 6.13:1. Never white-on-orange. */
.btn--primary {
  background: var(--accent-bg);
  color: var(--on-accent);
}
.btn--primary:hover, .btn--primary:focus-visible {
  background: var(--color-accent-dark);
  color: var(--color-white);
}

.btn--secondary {
  background: transparent;
  color: var(--color-black);
  border-color: var(--color-black);
}
.btn--secondary:hover, .btn--secondary:focus-visible {
  background: var(--color-black);
  color: var(--color-white);
}
.section--dark .btn--secondary {
  color: var(--color-white);
  border-color: var(--color-white);
}
.section--dark .btn--secondary:hover,
.section--dark .btn--secondary:focus-visible {
  background: var(--color-white);
  color: var(--color-black);
}

.btn--link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--color-black);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
  display: inline-block;
}
.section--dark .btn--link { color: var(--color-white); }
.btn--link:hover, .btn--link:focus-visible { color: var(--color-accent-dark); }
.section--dark .btn--link:hover, .section--dark .btn--link:focus-visible { color: var(--accent-on-dark); }

.btn--block { width: 100%; }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; }

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-6);
}

/* ============ SITE HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: var(--color-black);
  border-bottom: 1px solid var(--color-charcoal-800);
}
.site-header__inner {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-5);
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}
@media (min-width: 900px) {
  .site-header__inner { padding-inline: var(--space-7); }
}

.site-header__logo img {
  height: 34px;
  width: auto;
}
.site-header__logo {
  display: flex;
  align-items: center;
}

.site-nav {
  display: none;
}
@media (min-width: 1080px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
  }
}
.site-nav__link {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-nav);
  text-transform: uppercase;
  color: var(--color-white);
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
}
.site-nav__link:hover, .site-nav__link:focus-visible,
.site-nav__link[aria-current="page"] {
  border-bottom-color: var(--color-accent);
}
.site-nav__badge {
  font-size: var(--fs-xs);
  color: var(--text-muted-on-dark);
  text-transform: none;
  letter-spacing: normal;
  font-family: var(--font-body);
  margin-left: var(--space-1);
}

.site-header__actions {
  display: none;
  align-items: center;
  gap: var(--space-5);
}
@media (min-width: 1080px) {
  .site-header__actions { display: flex; }
}
.site-header__portal {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-muted-on-dark);
  letter-spacing: var(--tracking-nav);
  text-transform: uppercase;
}
.site-header__portal:hover, .site-header__portal:focus-visible {
  color: var(--color-white);
}

.menu-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  padding: var(--space-2) var(--space-3);
}
@media (min-width: 1080px) {
  .menu-toggle { display: none; }
}
.menu-toggle__icon {
  width: 22px; height: 16px;
  position: relative;
}
.menu-toggle__icon span {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.menu-toggle__icon span:nth-child(1) { top: 0; }
.menu-toggle__icon span:nth-child(2) { top: 7px; }
.menu-toggle__icon span:nth-child(3) { top: 14px; }
.menu-toggle[aria-expanded="true"] .menu-toggle__icon span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] .menu-toggle__icon span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle__icon span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile drawer */
.mobile-nav {
  position: fixed;
  inset: 76px 0 0 0;
  background: var(--color-black);
  z-index: calc(var(--z-header) - 1);
  overflow-y: auto;
  padding: var(--space-6) var(--space-5) var(--space-8);
  transform: translateX(100%);
  transition: transform var(--transition-base);
}
.mobile-nav[data-open="true"] {
  transform: translateX(0);
}
@media (min-width: 1080px) {
  .mobile-nav { display: none; }
}
.mobile-nav__link {
  display: block;
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--color-white);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-charcoal-800);
}
.mobile-nav__cta {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.mobile-nav__portal {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--text-muted-on-dark);
  padding: var(--space-3) 0;
  text-align: center;
  border: 1px solid var(--color-charcoal-700);
  border-radius: var(--radius-sm);
}

body[data-nav-open="true"] { overflow: hidden; }

/* ============ HERO ============ */
.hero {
  padding-block: var(--space-9);
}
@media (max-width: 640px) {
  /* Without this, .hero's unconditional padding-block wins over .section's
     mobile reduction (equal specificity, later in cascade) and the hero ends
     up much taller than every other section on small screens. */
  .hero { padding-block: var(--space-7); }
}
.hero__grid {
  display: grid;
  gap: var(--space-8);
  align-items: center;
}
@media (min-width: 960px) {
  .hero__grid--split { grid-template-columns: 1.1fr 1fr; }
}
.hero__body { max-width: 56ch; }
.hero h1 { margin-bottom: var(--space-5); }
.hero__lede { font-size: var(--fs-lg); color: var(--text-muted); max-width: 58ch; }
.section--dark .hero__lede { color: var(--text-muted-on-dark); }
.hero__support {
  margin-top: var(--space-5);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  letter-spacing: var(--tracking-nav);
  text-transform: uppercase;
  color: var(--text-muted);
}
.section--dark .hero__support { color: var(--text-muted-on-dark); }

/* Mobile order override: headline/body/CTA before visual (§ build req) */
.hero__visual { order: 2; }
@media (min-width: 960px) {
  .hero__visual { order: unset; }
}

/* BRS orbit diagram: cap its size on mobile so it reads as a supporting
   visual, not a full-bleed graphic dominating the screen. Also tighten the
   gap above it and its own top/bottom margin — .diagram's default
   margin-block (var(--space-6), meant for in-page diagrams elsewhere) was
   stacking with the hero grid gap and doubling up as dead space here. */
@media (max-width: 640px) {
  .hero__grid { gap: var(--space-5); }
  .hero__visual .diagram {
    max-width: 380px;
    margin-inline: auto;
    margin-block: var(--space-2);
  }
}
@media (max-width: 400px) {
  .hero__visual .diagram {
    max-width: 310px;
  }
}

/* ============ SCOPE LABEL STRIP ============ */
.scope-strip {
  display: grid;
  gap: var(--space-3) var(--space-6);
  grid-template-columns: 1fr;
  padding: var(--space-5);
  background: var(--surface-muted);
  border-left: 3px solid var(--color-accent);
  font-size: var(--fs-sm);
}
@media (min-width: 700px) {
  .scope-strip { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
}
.section--dark .scope-strip {
  background: var(--color-charcoal-900);
}
.scope-strip dt {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--text-muted);
  margin-bottom: 2px;
}
.section--dark .scope-strip dt { color: var(--text-muted-on-dark); }
.scope-strip dd { font-weight: 600; }

/* ============ EVIDENCE CARD (Observed/Interpretation/Recommended/Evaluation) ============ */
.evidence-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-block: var(--space-6);
}
@media (min-width: 700px) {
  .evidence-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1080px) {
  .evidence-grid--four { grid-template-columns: repeat(4, 1fr); }
}
.evidence-card {
  padding: var(--space-5);
  background: var(--color-white);
  border: 1px solid var(--border-subtle);
  border-top: 3px solid var(--color-accent);
}
.section--dark .evidence-card,
.section--muted .evidence-card {
  background: var(--color-white);
}
.evidence-card__label {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--color-accent-dark);
  margin-bottom: var(--space-3);
}
.evidence-card p { font-size: var(--fs-sm); }

/* ============ FACTOR DEFINITIONS (Presence/Interest/Connection/Sentiment) ============ */
.factor-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-block: var(--space-6);
}
@media (min-width: 700px) {
  .factor-grid { grid-template-columns: repeat(2, 1fr); }
}
.factor-item {
  padding-block: var(--space-4);
  border-top: 1px solid var(--border-subtle);
}
.section--dark .factor-item { border-top-color: var(--color-charcoal-700); }
.factor-item__name {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-accent-dark);
  margin-bottom: var(--space-2);
}
.section--dark .factor-item__name { color: var(--accent-on-dark); }

/* ============ ROLE / AUDIENCE TILES ============ */
.tile-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-block: var(--space-6);
}
@media (min-width: 700px) {
  .tile-grid--2 { grid-template-columns: repeat(2, 1fr); }
}
.role-tile {
  position: relative;
  display: block;
  padding: var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--border-subtle);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}
.role-tile:hover, .role-tile:focus-visible {
  border-color: var(--color-accent);
}
.role-tile__icon { margin-bottom: var(--space-4); color: var(--color-accent); }
.role-tile__question {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-lg);
  margin-bottom: var(--space-3);
}
.role-tile__body { font-size: var(--fs-sm); color: var(--text-muted); margin-bottom: var(--space-4); }
.role-tile__link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--color-black);
  border-bottom: 2px solid var(--color-accent);
}

/* ============ PROOF TILES ============ */
.proof-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-block: var(--space-6);
}
@media (min-width: 760px) {
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
}
.proof-tile {
  display: block;
  padding: var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--border-subtle);
  border-top: 3px solid var(--color-black);
}
.proof-tile:hover, .proof-tile:focus-visible { border-top-color: var(--color-accent); }
.proof-tile__type {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}
.proof-tile__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-lg);
  margin-bottom: var(--space-3);
}
.proof-tile__finding { font-size: var(--fs-sm); color: var(--text-muted); margin-bottom: var(--space-4); }
.proof-tile__label {
  font-size: var(--fs-xs);
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border-subtle);
}
.proof-tile__cta {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--color-black);
  border-bottom: 2px solid var(--color-accent);
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: var(--space-5);
}
.filter-btn {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
}
.filter-btn[aria-pressed="true"] {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}
.filter-empty {
  padding: var(--space-7);
  text-align: center;
  color: var(--text-muted);
  display: none;
}
.filter-empty[data-active="true"] { display: block; }

/* ============ FAQ ============ */
.faq-list { margin-block: var(--space-6); }
.faq-item {
  border-bottom: 1px solid var(--border-subtle);
}
.section--dark .faq-item { border-bottom-color: var(--color-charcoal-700); }
.faq-item__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  text-align: left;
  padding-block: var(--space-5);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-lg);
}
.faq-item__icon {
  flex-shrink: 0;
  width: 20px; height: 20px;
  position: relative;
}
.faq-item__icon::before, .faq-item__icon::after {
  content: "";
  position: absolute;
  background: var(--color-accent);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.faq-item__icon::before { width: 14px; height: 2px; }
.faq-item__icon::after { width: 2px; height: 14px; transition: transform var(--transition-fast); }
.faq-item__q[aria-expanded="true"] .faq-item__icon::after { transform: translate(-50%, -50%) scaleY(0); }
.faq-item__a {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--transition-base);
}
.faq-item__a[data-open="true"] { max-height: 600px; }
.faq-item__a-inner {
  padding-bottom: var(--space-5);
  font-size: var(--fs-sm);
  color: var(--text-muted);
  max-width: 68ch;
}
.section--dark .faq-item__a-inner { color: var(--text-muted-on-dark); }

/* ============ FORMS ============ */
.form-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .form-grid--2col { grid-template-columns: 1fr 1fr; }
}
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field__label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
}
.field__required { color: var(--color-accent-dark); }
.field__helper { font-size: var(--fs-xs); color: var(--text-muted); }
.field__input {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  font-size: var(--fs-base);
}
.field__input:focus-visible { border-color: var(--color-accent); }
.field__input[aria-invalid="true"] { border-color: var(--color-accent-dark); border-width: 2px; }
.field__error {
  font-size: var(--fs-xs);
  color: var(--color-accent-dark);
  font-weight: 600;
  display: none;
}
.field[data-error="true"] .field__error { display: block; }
select.field__input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230a0a0a' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-8);
}
textarea.field__input { resize: vertical; min-height: 120px; }

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}
.checkbox-field input { margin-top: 4px; width: 18px; height: 18px; flex-shrink: 0; }
.checkbox-field label { font-size: var(--fs-sm); }

.form-error-summary {
  display: none;
  padding: var(--space-4) var(--space-5);
  border: 2px solid var(--color-accent-dark);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-5);
  font-weight: 600;
  font-size: var(--fs-sm);
}
.form-error-summary[data-active="true"] { display: block; }
.form-error-summary ul { list-style: disc; padding-left: var(--space-5); margin-top: var(--space-2); font-weight: 400; }
.form-error-summary a { text-decoration: underline; }

.form-state {
  display: none;
  padding: var(--space-7) var(--space-5);
  text-align: center;
}
.form-state[data-active="true"] { display: block; }
.form-state__icon { margin-bottom: var(--space-5); color: var(--color-accent); }

.form-privacy { font-size: var(--fs-xs); color: var(--text-muted); margin-top: var(--space-4); }
.form-privacy a { text-decoration: underline; }

/* ============ CLOSING CTA ============ */
.closing-cta {
  text-align: left;
  padding-block: var(--space-9);
}
/* Full container width so the left edge lines up with the rest of the page;
   the copy itself stays at a readable measure. */
.closing-cta h2 { margin-bottom: var(--space-4); }
.closing-cta p { max-width: 56ch; margin-bottom: var(--space-5); }
.closing-cta .cta-row { justify-content: flex-start; }

/* ============ DIAGRAMS (shared) ============ */
.diagram { margin-block: var(--space-6); }

/* BRS orbit diagram (home hero): the four factor nodes travel slowly around
   the central score; each node counter-rotates so its circle and text stay
   upright. Respects prefers-reduced-motion via the global rule in base.css,
   which forces all animation-durations to ~0 for that preference. */
.brs-orbit {
  transform-box: view-box;
  transform-origin: 200px 200px;
  animation: bam-orbit-ring 120s linear infinite;
}
.brs-orbit__node {
  transform-box: fill-box;
  transform-origin: center;
  animation: bam-orbit-counter 120s linear infinite;
}
@keyframes bam-orbit-ring {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes bam-orbit-counter {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

/* Scroll-triggered reveal: fades/rises in once 25% of the element has
   entered the viewport (see scroll-reveal.js). Plain CSS transition, so
   prefers-reduced-motion is handled by the global transition-duration
   override in base.css — content still ends up visible either way. */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Home hero: eyebrow then headline fade/rise in sequentially on load. */
.hero-fade {
  opacity: 0;
  animation: bam-hero-fade 0.8s ease-out forwards;
}
.hero-fade--1 { animation-delay: 0.1s; }
.hero-fade--2 { animation-delay: 0.55s; }
@keyframes bam-hero-fade {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Every other page's hero: same eyebrow-then-headline reveal on load, applied
   generically by markup position rather than by hand-adding classes to each
   page. Home is excluded here (:not(.hero-fade)) because its own eyebrow/H1
   already carry the more elaborate video-intro-gated version above; without
   the exclusion both rules would fire on the same elements there. */
.hero .eyebrow:not(.hero-fade),
.hero__body > h1:not(.hero-fade) {
  opacity: 0;
  animation: bam-hero-fade 0.7s ease-out forwards;
}
.hero .eyebrow:not(.hero-fade) { animation-delay: 0.1s; }
.hero__body > h1:not(.hero-fade) { animation-delay: 0.35s; }

/* ============ HERO BRAND INTRO ============ */
/* Layering: video (1) -> diagonal scrim + legibility scrim (2) ->
   hero content (3) -> skip (5).
   Timeline, driven by <html data-intro>, all offsets relative to the moment
   each state is entered (video reaches ~4s to trigger "revealing"):
     playing    0.0s        video only, copy held back
     revealing  +0.0s       diagonal scrim starts its 2.2s sweep; legibility
                            scrim fades in over 0.6s; body copy/buttons/
                            tagline appear immediately (no fade class)
                +0.1-0.35s  eyebrow, then headline, fade in
                +0.6-1.4s   BRS diagram fades in
                +1.7-2.2s   BRS core/ring shine once each
     done       video ends  video + both scrims fade away, copy stays  */
.hero { position: relative; overflow: hidden; }

.hero-intro {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: #000;
  opacity: 1;
  transition: opacity 0.9s ease;
}
.hero-intro[hidden] { display: none; }
html[data-intro="done"] .hero-intro {
  opacity: 0;
  pointer-events: none;
}
.hero-intro__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Oversized (200%) so its own soft gradient edge acts as the leading edge of
   the wipe. Parked down-right, then translated home. */
.hero-intro__scrim {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(
    to top left,
    #000 0%,
    #000 34%,
    rgba(0, 0, 0, 0.94) 43%,
    rgba(0, 0, 0, 0.78) 50%,
    rgba(0, 0, 0, 0.55) 57%,
    rgba(0, 0, 0, 0.3) 66%,
    rgba(0, 0, 0, 0.12) 75%,
    rgba(0, 0, 0, 0) 86%
  );
  transform: translate(60%, 60%);
  will-change: transform;
}
html[data-intro="revealing"] .hero-intro__scrim,
html[data-intro="done"] .hero-intro__scrim {
  transform: translate(0, 0);
  transition: transform 2.2s cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* Blackout scrim: once the intro hands over it waits 0.5s, then fades to solid
   black over 0.5s, landing exactly as the hero copy starts to appear
   (--hero-reveal-gap, 1s), so no footage shows behind the text and buttons. It sits above the diagonal
   sweep, which still gives the transition its leading edge. */
.hero-intro__legibility {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: #000;
  opacity: 0;
  transition: opacity 0.5s ease 0.5s;
}
html[data-intro="revealing"] .hero-intro__legibility,
html[data-intro="done"] .hero-intro__legibility {
  opacity: 1;
}
html[data-intro-immediate] .hero-intro__legibility {
  transition: none;
  opacity: 1;
}

/* Hero copy sits above both layers once revealed. */
.hero__grid { position: relative; z-index: 3; }

.hero-intro__skip {
  position: absolute;
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: 5;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--color-white);
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid var(--color-charcoal-600);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-4);
}
.hero-intro__skip:hover,
.hero-intro__skip:focus-visible {
  background: var(--color-accent);
  color: var(--on-accent);
  border-color: var(--color-accent);
}
html:not([data-intro]) .hero-intro__skip,
html[data-intro="done"] .hero-intro__skip { display: none; }

/* Phase 1: hold the copy back. It stays in the DOM and the accessibility tree
   the whole time — only its paint is deferred. */
html[data-intro="playing"] .hero__body,
html[data-intro="playing"] .hero__visual {
  opacity: 0;
  pointer-events: none;
}
html[data-intro="playing"] .hero-fade { animation: none; }

/* Phase 2: copy animates in behind the settling scrim. Everything in the hero
   (eyebrow, headline, lede, buttons, tagline, diagram) waits --hero-reveal-gap
   (1s) after the intro hands over, then fades in; the stagger between the
   items is unchanged. The declarations are identical for "revealing" and
   "done" so moving between those two states never restarts an animation
   mid-flight. */
html { --hero-reveal-gap: 1s; }
html[data-intro="revealing"] .hero-fade--1,
html[data-intro="done"] .hero-fade--1 { animation: bam-hero-fade 0.6s ease-out calc(var(--hero-reveal-gap) + 0.1s) forwards; }
html[data-intro="revealing"] .hero-fade--2,
html[data-intro="done"] .hero-fade--2 { animation: bam-hero-fade 0.6s ease-out calc(var(--hero-reveal-gap) + 0.35s) forwards; }
html[data-intro="revealing"] .hero__body > :not(.hero-fade),
html[data-intro="done"] .hero__body > :not(.hero-fade) { animation: bam-hero-fade 0.6s ease-out var(--hero-reveal-gap) both; }
html[data-intro="revealing"] .hero__visual,
html[data-intro="done"] .hero__visual { opacity: 0; animation: bam-hero-fade 0.8s ease-out calc(var(--hero-reveal-gap) + 0.6s) forwards; }
html[data-intro="playing"] .brs-core-shine,
html[data-intro="playing"] .brs-ring-shine { animation: none; }
html[data-intro="revealing"] .brs-core-shine,
html[data-intro="done"] .brs-core-shine { animation: bam-core-shine 0.9s ease-in-out calc(var(--hero-reveal-gap) + 1.7s) 1; }
html[data-intro="revealing"] .brs-ring-shine,
html[data-intro="done"] .brs-ring-shine { animation: bam-ring-shine 0.9s ease-in-out calc(var(--hero-reveal-gap) + 2.2s) 1; }

/* Intro cut short (autoplay refused, error, timeout): same 1s beat, no staged
   intro delays. A deliberate skip (button / Esc / Enter) shows everything at
   once instead. */
html[data-intro-immediate] .hero-intro__scrim { transition: none; }
html[data-intro-immediate] .hero-fade--1,
html[data-intro-immediate] .hero-fade--2 { animation: bam-hero-fade 0.5s ease-out var(--hero-reveal-gap) forwards; }
html[data-intro-immediate] .hero__body > :not(.hero-fade) { animation: bam-hero-fade 0.5s ease-out var(--hero-reveal-gap) both; }
html[data-intro-immediate] .hero__visual { animation: bam-hero-fade 0.5s ease-out calc(var(--hero-reveal-gap) + 0.1s) forwards; }
html[data-intro-immediate] .brs-core-shine { animation: bam-core-shine 0.9s ease-in-out calc(var(--hero-reveal-gap) + 1.2s) 1; }
html[data-intro-immediate] .brs-ring-shine { animation: bam-ring-shine 0.9s ease-in-out calc(var(--hero-reveal-gap) + 1.7s) 1; }
html[data-intro-skipped] { --hero-reveal-gap: 0s; }

@media (prefers-reduced-motion: reduce) {
  .hero-intro, .hero-intro__skip { display: none; }
}

/* BRS core shine: a quick, bright flash on the orange ring, 2s after the
   page settles. Then the outer grey ring shines 0.5s after that. Both are
   pure animation-delay — no JS/scroll needed. */
.brs-core-shine {
  animation: bam-core-shine 0.9s ease-in-out 2s 1;
}
@keyframes bam-core-shine {
  0%, 100% { filter: drop-shadow(0 0 0 rgba(255, 69, 0, 0)); }
  50% { filter: drop-shadow(0 0 26px rgba(255, 69, 0, 1)) drop-shadow(0 0 10px rgba(255, 69, 0, 1)); }
}

.brs-ring-shine {
  animation: bam-ring-shine 0.9s ease-in-out 2.5s 1;
}
@keyframes bam-ring-shine {
  0%, 100% { stroke: #3d3d3d; filter: drop-shadow(0 0 0 rgba(255, 255, 255, 0)); }
  50% { stroke: #ffffff; filter: drop-shadow(0 0 26px rgba(255, 255, 255, 1)) drop-shadow(0 0 10px rgba(255, 255, 255, 1)); }
}
/* Factor circles: after the grey ring shines, each small circle's border
   lights up the same way, one after another clockwise from the top
   (Presence, Interest, Connection, Sentiment = markup order). The start time
   follows the ring in every intro state; see the html[data-intro] rules. */
.brs-orbit__node:nth-child(1) { --node-i: 0; }
.brs-orbit__node:nth-child(2) { --node-i: 1; }
.brs-orbit__node:nth-child(3) { --node-i: 2; }
.brs-orbit__node:nth-child(4) { --node-i: 3; }
.brs-node-shine {
  --node-shine-start: 3.2s; /* ring shine starts at 2.5s and lasts 0.9s */
  animation: bam-node-shine 0.45s ease-in-out calc(var(--node-shine-start) + var(--node-i) * 0.12s) 1;
}
html[data-intro="playing"] .brs-node-shine { animation: none; }
html[data-intro="revealing"] .brs-node-shine,
html[data-intro="done"] .brs-node-shine { --node-shine-start: calc(var(--hero-reveal-gap) + 2.9s); }
html[data-intro-immediate] .brs-node-shine { --node-shine-start: calc(var(--hero-reveal-gap) + 2.4s); }
@keyframes bam-node-shine {
  0%, 100% { stroke: #5c5c5c; filter: drop-shadow(0 0 0 rgba(255, 255, 255, 0)); }
  50% { stroke: #b3b3b3; filter: drop-shadow(0 0 14px rgba(200, 200, 200, 0.55)) drop-shadow(0 0 5px rgba(200, 200, 200, 0.6)); }
}
.diagram-caption {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-top: var(--space-3);
  max-width: 60ch;
}
.section--dark .diagram-caption { color: var(--text-muted-on-dark); }

/* ============ IMAGE / MEDIA PLACEHOLDER ============ */
.media-slot {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--color-charcoal-900);
  border: 1px dashed var(--color-charcoal-600);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  color: var(--text-muted-on-dark);
}
.media-slot--wide { aspect-ratio: 16 / 9; }
.media-slot__note {
  font-size: var(--fs-xs);
  text-align: center;
  max-width: 40ch;
  line-height: var(--lh-body);
}
.media-slot__note strong { display: block; color: var(--color-white); margin-bottom: var(--space-2); font-family: var(--font-display); text-transform: uppercase; letter-spacing: var(--tracking-nav); font-size: var(--fs-sm); }

/* ============ SITE FOOTER ============ */
.site-footer {
  background: var(--color-black);
  color: var(--color-white);
  padding-block: var(--space-8) var(--space-6);
}
.site-footer__grid {
  display: grid;
  gap: var(--space-7);
  grid-template-columns: 1fr;
  padding-bottom: var(--space-7);
  border-bottom: 1px solid var(--color-charcoal-800);
}
@media (min-width: 760px) {
  .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.site-footer__brand img { height: 42px; width: auto; margin-bottom: var(--space-4); }
.site-footer__brand p { font-size: var(--fs-sm); color: var(--text-muted-on-dark); max-width: 42ch; }
.site-footer__tagline {
  margin-top: var(--space-4);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-sm);
  letter-spacing: var(--tracking-nav);
}
.site-footer__heading {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  margin-bottom: var(--space-4);
  color: var(--text-muted-on-dark);
}
.site-footer__links { display: flex; flex-direction: column; gap: var(--space-3); }
.site-footer__links a { font-size: var(--fs-sm); }
.site-footer__links a:hover, .site-footer__links a:focus-visible { color: var(--accent-on-dark); }
.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-6);
  font-size: var(--fs-xs);
  color: var(--text-muted-on-dark);
}
.site-footer__legal { display: flex; flex-wrap: wrap; gap: var(--space-5); }
.site-footer__legal a:hover, .site-footer__legal a:focus-visible { color: var(--color-white); }

/* ============ COOKIE CONSENT ============ */
.cookie-banner {
  position: fixed;
  left: var(--space-4); right: var(--space-4); bottom: var(--space-4);
  max-width: 620px;
  margin-inline: auto;
  background: var(--color-white);
  border: 1px solid var(--color-black);
  padding: var(--space-6);
  z-index: var(--z-cookie);
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
  display: none;
}
.cookie-banner[data-open="true"] { display: block; }
.cookie-banner h2 { font-size: var(--fs-lg); margin-bottom: var(--space-3); }
.cookie-banner p { font-size: var(--fs-sm); color: var(--text-muted); margin-bottom: var(--space-5); }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.cookie-banner__actions .btn { flex: 1 1 auto; }

.cookie-modal {
  position: fixed;
  inset: 0;
  background: rgba(10,10,10,0.7);
  z-index: calc(var(--z-cookie) + 1);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
}
.cookie-modal[data-open="true"] { display: flex; }
.cookie-modal__panel {
  background: var(--color-white);
  max-width: 560px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: var(--space-7);
}
.cookie-modal__panel h2 { margin-bottom: var(--space-5); }
.cookie-pref {
  padding-block: var(--space-4);
  border-top: 1px solid var(--border-subtle);
}
.cookie-pref__head { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); margin-bottom: var(--space-2); }
.cookie-pref__title { font-family: var(--font-display); font-weight: 600; }
.cookie-pref p { font-size: var(--fs-sm); color: var(--text-muted); }

.toggle {
  position: relative;
  width: 44px; height: 24px;
  flex-shrink: 0;
}
.toggle input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.toggle__track {
  position: absolute; inset: 0;
  background: var(--color-charcoal-300);
  border-radius: 999px;
  transition: background var(--transition-fast);
}
.toggle__thumb {
  position: absolute;
  top: 2px; left: 2px;
  width: 20px; height: 20px;
  background: var(--color-white);
  border-radius: 50%;
  transition: transform var(--transition-fast);
}
.toggle input:checked ~ .toggle__track { background: var(--color-accent-dark); }
.toggle input:checked ~ .toggle__thumb { transform: translateX(20px); }
.toggle input:disabled ~ .toggle__track { background: var(--color-charcoal-400); opacity: 0.6; }
.toggle input:focus-visible ~ .toggle__track { outline: var(--focus-ring); outline-offset: 2px; }

/* ============ BADGES ============ */
.badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  padding: 2px 10px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text-muted);
}
.badge--planned {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

/* ============ BREADCRUMB ============ */
.breadcrumb {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  padding-top: var(--space-5);
}
.breadcrumb a:hover, .breadcrumb a:focus-visible { color: var(--color-accent-dark); }
.breadcrumb span[aria-hidden="true"] { margin: 0 var(--space-2); }

/* ============ PROCESS STEPS ============ */
.process-list {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  counter-reset: step;
  margin-block: var(--space-6);
}
@media (min-width: 900px) {
  .process-list--5 { grid-template-columns: repeat(5, 1fr); }
}
.process-step {
  padding-top: var(--space-5);
  border-top: 3px solid var(--color-accent);
}
.process-step__num {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-2);
}
.process-step__title { font-family: var(--font-display); font-weight: 600; margin-bottom: var(--space-2); }
.process-step p { font-size: var(--fs-sm); color: var(--text-muted); }
.section--dark .process-step p { color: var(--text-muted-on-dark); }

/* ============ AUDIT-GAP ADDITIONS ============ */

/* §09.1 cookie saved confirmation (shown briefly after Save My Choices) */
.cookie-saved {
  display: none;
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-left: 3px solid var(--color-accent);
  background: var(--surface-muted);
  font-size: var(--fs-sm);
  font-weight: 600;
}
.cookie-saved[data-active="true"] { display: block; }

/* §09.5 Return to top */
.site-footer__top {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-nav);
  color: var(--text-muted-on-dark);
  border-bottom: 1px solid var(--color-charcoal-700);
  padding-bottom: 2px;
}
.site-footer__top:hover, .site-footer__top:focus-visible {
  color: var(--color-white);
  border-bottom-color: var(--color-accent);
}

/* §09.5 Clear filters */
.filter-btn--clear {
  border-style: dashed;
  color: var(--text-muted);
}
.filter-btn--clear:hover, .filter-btn--clear:focus-visible {
  color: var(--color-accent-dark);
  border-color: var(--color-accent);
}
.filter-btn[hidden] { display: none; }

/* Registered-mark superscript (e.g. BAM®) that does not stretch line height. */
sup.reg { font-size: 0.6em; line-height: 0; vertical-align: super; }

/* Footer: office addresses and funding acknowledgement, between the link grid
   and the legal bar. */
.site-footer__info {
  display: grid;
  gap: var(--space-6);
  padding-block: var(--space-7);
  border-bottom: 1px solid var(--color-charcoal-800);
  font-size: var(--fs-sm);
  color: var(--text-muted-on-dark);
}
.site-footer__offices { display: grid; gap: var(--space-6); }
.site-footer__offices address { font-style: normal; line-height: 1.6; }
.site-footer__offices strong {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-white);
  font-weight: 600;
}
.site-footer__funding p { max-width: 60ch; margin-bottom: var(--space-4); }
.site-footer__funding a { display: inline-block; }
.site-footer__funding img { display: block; width: 100%; max-width: 280px; height: auto; }
@media (min-width: 760px) {
  .site-footer__offices { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 960px) {
  .site-footer__info { grid-template-columns: 1.4fr 1fr; align-items: start; }
  .site-footer__offices { grid-template-columns: 1fr 1fr; }
}
.site-footer__brand p + p { margin-top: var(--space-3); }
.site-footer__lead { color: var(--color-white); font-weight: 600; }

/* Audience columns (platform page): circled icon, title and short copy. */
.audience-grid { display: grid; gap: var(--space-7); grid-template-columns: 1fr; }
@media (min-width: 760px) {
  .audience-grid { grid-template-columns: repeat(3, 1fr); }
}
.audience-card { text-align: center; }
.audience-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 112px;
  height: 112px;
  margin: 0 auto var(--space-5);
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  color: var(--color-accent);
}
.audience-card__icon svg { width: 48px; height: 48px; }
.audience-card h3 { margin-bottom: var(--space-3); }
.audience-card p { font-size: var(--fs-sm); max-width: 40ch; margin-inline: auto; }

/* Image slider (restaurant proof page): one slide visible, track slides
   right to left. Transition is disabled by the global reduced-motion rule. */
.slider { position: relative; }
.slider__viewport { overflow: hidden; border-radius: 12px; background: var(--color-white); }
.slider__track {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
  transition: transform 0.6s ease;
}
.slider__slide { flex: 0 0 100%; min-width: 0; }
.slider__slide a { display: block; }
.slider__slide img { display: block; width: 100%; height: auto; }
.slider__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  margin-top: var(--space-5);
}
.slider__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-charcoal-400);
  border-radius: 50%;
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.slider__btn:hover, .slider__btn:focus-visible { border-color: var(--color-accent); color: var(--color-accent); }
.slider__dots { display: flex; gap: var(--space-3); }
.slider__dot {
  width: 10px;
  height: 10px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--color-charcoal-400);
  cursor: pointer;
}
.slider__dot[aria-current="true"] { background: var(--color-accent); }

/* Preview cards (BAM 1000 hero): animated chart examples in a row. */
.preview-grid {
  display: grid;
  gap: var(--space-5);
  /* Mobile: quadrant chart full width, the two portrait cards side by side. */
  grid-template-columns: 1fr 1fr;
  margin-top: var(--space-7);
}
.preview-card:first-child { grid-column: 1 / -1; }
@media (min-width: 760px) {
  /* Wide quadrant chart gets the larger share; the two portrait cards are
     narrower so they do not tower over it. */
  .preview-grid { grid-template-columns: 1.6fr 1fr 1fr; align-items: start; }
  .preview-card:first-child { grid-column: auto; }
}
@media (min-width: 960px) {
  .preview-grid { grid-template-columns: 2fr 1fr 1fr; }
}
.preview-card { margin: 0; }
.preview-card__media {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 8px;
  background: var(--color-black);
  border: 1px solid var(--color-charcoal-800);
}
.preview-card__media img { display: block; width: 100%; height: auto; background: var(--color-white); }
.preview-card:first-child .preview-card__media img { background: var(--color-black); }
.preview-card figcaption {
  margin-top: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--text-muted-on-dark);
}
.preview-card figcaption strong {
  display: block;
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: var(--tracking-nav);
}

/* Full-bleed feature carousel (About page): the photo runs edge to edge under
   a transparent header, caption sits bottom-left over a dark gradient, arrows
   and dots sit inside the picture. Reuses the base .slider behaviour; the
   caption "pops" in each time its slide becomes the active one (slider.js
   toggles aria-hidden). */
.about-carousel { padding: 0; background: var(--color-black); }
.slider--feature .slider__viewport { border-radius: 0; background: var(--color-black); }
.slider--feature .slider__slide { position: relative; }
.slider--feature .slider__slide img {
  aspect-ratio: 4 / 5; /* tall enough on phones for the long quote */
  min-height: 620px; /* room for the centred Game Changers text on small phones */
  object-fit: cover;
}
@media (min-width: 760px) {
  .slider--feature .slider__slide img { aspect-ratio: 16 / 8; min-height: 520px; max-height: 92vh; }
}
.slider--feature .slider__slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0) 22%),
    linear-gradient(to top, rgba(0, 0, 0, 0.78) 0%, rgba(0, 0, 0, 0.45) 38%, rgba(0, 0, 0, 0.1) 70%);
  pointer-events: none;
}
.slide-text {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 1;
  padding: var(--space-6) var(--space-5) var(--space-8);
  color: var(--color-white);
  text-align: left;
}
@media (min-width: 760px) {
  .slide-text { padding: var(--space-7) var(--space-8) var(--space-8); }
}
.slide-text__quote {
  max-width: 34em;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: var(--fs-xl);
  line-height: 1.25;
  color: var(--color-white);
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.6);
}
@media (min-width: 760px) {
  .slide-text__quote { font-size: clamp(2rem, 3.6vw, 3.25rem); }
}
.slide-text__quote--long { font-size: var(--fs-body-lg); max-width: 52em; line-height: 1.4; }
@media (min-width: 760px) {
  .slide-text__quote--long { font-size: clamp(1.5rem, 2.2vw, 2rem); }
}
.slide-text__source {
  margin: var(--space-3) 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  letter-spacing: var(--tracking-nav);
  text-transform: uppercase;
  color: var(--color-white);
  opacity: 0.85;
}
.slider--feature .slider__slide[aria-hidden="false"] .slide-text > * {
  animation: bam-text-pop 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) 0.35s both;
}
.slider--feature .slider__slide[aria-hidden="false"] .slide-text > * + * { animation-delay: 0.6s; }
@keyframes bam-text-pop {
  0% { opacity: 0; transform: scale(0.82) translateY(14px); }
  60% { opacity: 1; }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

/* Controls float inside the picture: arrows mid-left / mid-right, dots at the
   bottom centre. */
.slider--feature { position: relative; }
.slider--feature .slider__controls {
  position: absolute;
  inset: 0;
  margin: 0;
  pointer-events: none;
}
.slider--feature .slider__controls > * { pointer-events: auto; }
.slider--feature .slider__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 72px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--color-white);
}
.slider--feature .slider__btn svg { width: 32px; height: 32px; stroke-width: 1.5; filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.6)); }
.slider--feature .slider__btn:hover,
.slider--feature .slider__btn:focus-visible { background: transparent; color: var(--color-accent); }
.slider--feature [data-slider-prev] { left: 4px; }
.slider--feature [data-slider-next] { right: 4px; }
.slider--feature .slider__dots {
  position: absolute;
  left: 50%;
  bottom: var(--space-5);
  transform: translateX(-50%);
}
.slider--feature .slider__dot { background: rgba(255, 255, 255, 0.45); }
.slider--feature .slider__dot[aria-current="true"] { background: var(--color-white); }

/* About page: the header floats transparent over the carousel and turns solid
   black once the page is scrolled past it (about-header.js toggles .is-solid). */
[data-page-id="about"] .site-header {
  position: fixed;
  left: 0;
  right: 0;
  background: transparent;
  border-bottom-color: rgba(255, 255, 255, 0.18);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
[data-page-id="about"] .site-header.is-solid {
  background: var(--color-black);
  border-bottom-color: var(--color-charcoal-800);
}

/* Report slider inside a dark hero (Platform page): controls sit below the
   picture, note is small and muted. */
.slider--report .slider__note {
  margin: var(--space-3) 0 0;
  text-align: center;
  font-size: var(--fs-xs);
  color: var(--text-muted-on-dark);
}
.slider--report .slider__controls { margin-top: var(--space-4); }
.slider--report .slider__btn { color: var(--color-white); }

/* Single editorial photo (e.g. Hall of Fame proof page): 16:9 crop, rounded. */
.photo-figure { margin: 0; }
.photo-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center 40%;
  border-radius: 8px;
}

/* Hero intro paragraph on every page set in Oswald Light. (A lede with an
   inline weight, like the BAM 1000 tagline, keeps its own weight.) */
.hero__lede,
.hero__lede--light {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: 0.01em;
}

/* Form controls use the body face (Oswald Light) rather than the browser default. */
input, select, textarea, option { font-family: var(--font-body); font-weight: 300; }

/* Four-step zigzag (home page, "Intelligence in Action"): numbered circles
   linked by a grey line, alternating low / high / low / high. Compact on
   phones (step name under each circle), large on desktop (name inside). */
.zigzag {
  --zz-circle: 72px;
  --zz-stage: 160px;
  --zz-drop: 40px; /* how much lower steps 1 and 3 sit */
  position: relative;
  margin: var(--space-6) 0;
}
.zigzag-line {
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: var(--zz-stage);
  z-index: 0;
  overflow: visible;
  pointer-events: none;
}
.zigzag-line polyline { stroke: var(--color-charcoal-500); stroke-width: 2; }
.zigzag-line__wide { display: none; }
.zigzag-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: start;
}
.zigzag-step {
  position: relative;
  display: flex;
  justify-content: center;
  height: var(--zz-stage);
}
.zigzag-step:nth-of-type(odd) .zigzag-step__circle { margin-top: var(--zz-drop); }
.zigzag-step__circle {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: var(--zz-circle);
  height: var(--zz-circle);
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  background: #000;
  color: var(--color-white);
  text-align: center;
}
.zigzag-step__num {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-accent);
}
.zigzag-step__label {
  /* phones: sits under the circle */
  position: absolute;
  top: 100%;
  left: -10px;
  right: -10px;
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.6875rem; /* 11px */
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2;
  color: var(--color-white);
}
@media (min-width: 900px) {
  .zigzag {
    --zz-circle: 164px;
    --zz-stage: 270px;
    --zz-drop: 90px;
    margin: var(--space-8) 0 var(--space-6);
  }
  .zigzag-line__wide { display: block; }
  .zigzag-line__compact { display: none; }
  .zigzag-step__num { font-size: 2rem; }
  .zigzag-step__label {
    position: static;
    margin-top: var(--space-1);
    left: auto;
    right: auto;
    font-size: var(--fs-xs);
    letter-spacing: var(--tracking-eyebrow);
    padding-inline: var(--space-3);
  }
}

/* Zigzag circles: orange border lights up for 0.2s, one circle after the
   next, starting with circle 1, once the block reaches mid-screen
   (zigzag-light.js adds .zigzag--play). */
.zigzag-step:nth-of-type(1) { --zz-i: 0; }
.zigzag-step:nth-of-type(2) { --zz-i: 1; }
.zigzag-step:nth-of-type(3) { --zz-i: 2; }
.zigzag-step:nth-of-type(4) { --zz-i: 3; }
.zigzag--play .zigzag-step__circle {
  animation: bam-zz-light 0.2s ease-in-out calc(var(--zz-i) * 0.2s) 1 both;
}
@keyframes bam-zz-light {
  0%, 100% { border-color: var(--color-accent); box-shadow: 0 0 0 rgba(255, 69, 0, 0); }
  50% { border-color: #ff6a33; box-shadow: 0 0 22px 5px rgba(255, 69, 0, 0.85), 0 0 7px rgba(255, 69, 0, 1); }
}

/* Feature carousel: centred variant (About slide 1) — big headline with a
   smaller paragraph under it, both centred in the middle of the picture over
   an even dark wash. Pops in like the other captions. */
.slide-text--center {
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(76px + var(--space-5)) 60px var(--space-8); /* clear the header, the side arrows and the dots */
  background: rgba(0, 0, 0, 0.45);
}
.slide-text__headline {
  margin: 0 0 var(--space-4);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.75rem, 6vw, 3.5rem);
  line-height: 1.1;
  color: var(--color-white);
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.6);
}
.slide-text__body {
  max-width: 62ch;
  margin: 0 auto;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: var(--fs-body-sm);
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.6);
}
@media (min-width: 760px) {
  .slide-text--center { padding-inline: 80px; }
  .slide-text__body { font-size: var(--fs-body-lg); max-width: 66ch; }
}