/* ========================================================================
   Operlity — Bootstrap 5.3 theme layer
   Overrides Bootstrap variables with Operlity's brand tokens and adds
   small component overrides that Bootstrap doesn't cover natively.
   ======================================================================== */

/* ---- Google Fonts (display + body + mono) ---- */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---- Bootstrap variable overrides ---- */
:root,
[data-bs-theme="light"] {
  /* Brand palette */
  --bs-primary:        #333e99;
  --bs-primary-rgb:    51, 62, 153;
  --bs-info:           #5bc4d4;
  --bs-info-rgb:       91, 196, 212;

  /* Operlity tokens */
  --op-primary:        #333e99;
  --op-deep:           #252d72;
  --op-medium:         #4f5cb8;
  --op-soft:           #7b86cc;
  --op-accent:         #5bc4d4;
  --op-accent-soft:    #c7eef4;
  --op-surface:        #f0f0f0;
  --op-white:          #ffffff;

  --op-ink-900: #0e1230;
  --op-ink-800: #161a3c;
  --op-ink-700: #262a52;
  --op-ink-600: #3a3f66;
  --op-ink-500: #5a5f80;
  --op-ink-400: #8389a6;
  --op-ink-300: #b3b8cf;
  --op-ink-200: #d6daea;
  --op-ink-100: #e9ecf5;
  --op-ink-050: #f4f5fb;

  /* Map Bootstrap tokens to Operlity palette */
  --bs-body-color:         var(--op-ink-900);
  --bs-body-color-rgb:     14, 18, 48;
  --bs-body-bg:            #ffffff;
  --bs-body-bg-rgb:        255, 255, 255;
  --bs-secondary-color:    var(--op-ink-500);
  --bs-tertiary-color:     var(--op-ink-400);
  --bs-border-color:       var(--op-ink-200);
  --bs-link-color:         var(--op-primary);
  --bs-link-color-rgb:     51, 62, 153;
  --bs-link-hover-color:   var(--op-deep);

  /* Fonts */
  --bs-body-font-family: "Inter", ui-sans-serif, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --bs-body-font-size: 16px;
  --bs-body-line-height: 1.55;
  --op-font-display: "Space Grotesk", "Inter Tight", "Inter", ui-sans-serif, sans-serif;
  --op-font-mono:    "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Radii */
  --bs-border-radius:    8px;
  --bs-border-radius-sm: 6px;
  --bs-border-radius-lg: 14px;
  --bs-border-radius-xl: 20px;

  /* Transitions */
  --op-ease: cubic-bezier(.2,.7,.2,1);
}

/* ---- Dark theme scope (used on hero + select sections) ---- */
[data-bs-theme="dark"], .section-dark {
  --bs-body-bg: var(--op-ink-900);
  --bs-body-bg-rgb: 14, 18, 48;
  --bs-body-color: #ffffff;
  --bs-body-color-rgb: 255, 255, 255;
  --bs-secondary-color: #c2c7e0;
  --bs-tertiary-color: #9097b8;
  --bs-border-color: rgba(255,255,255,.12);
  --bs-link-color: var(--op-accent);
  --bs-link-hover-color: #8ddbe6;
  background: var(--bs-body-bg);
  color: var(--bs-body-color);
}

/* ---- Base typography ---- */
body {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, h4, h5, .display-type {
  font-family: var(--op-font-display);
  letter-spacing: -0.015em;
  line-height: 1.08;
  font-weight: 600;
}
h1 { font-size: clamp(40px, 5.2vw, 72px); letter-spacing: -0.04em; line-height: 1.0; }
h2 { font-size: clamp(32px, 3.6vw, 48px); }
h3 { font-size: clamp(22px, 2vw, 28px); }
h4 { font-size: 1.25rem; }
.lede { font-size: clamp(18px, 1.6vw, 22px); color: var(--bs-secondary-color); line-height: 1.5; }

.eyebrow {
  display: inline-block;
  font-family: var(--op-font-mono);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: 12px;
  font-weight: 500;
  color: var(--bs-secondary-color);
}
[data-bs-theme="dark"] .eyebrow, .section-dark .eyebrow { color: #9aa1c8; }

.text-op-primary { color: var(--op-primary) !important; }
.text-op-accent  { color: var(--op-accent)  !important; }
.bg-op-surface   { background-color: var(--op-surface) !important; }
.bg-op-primary   { background-color: var(--op-primary) !important; color: #fff; }
.bg-op-dark      { background-color: var(--op-ink-900) !important; color: #fff; }

/* ---- Buttons (override Bootstrap's primary) ---- */
.btn {
  font-weight: 600;
  font-size: 15px;
  padding: 12px 18px;
  border-radius: 6px;
  line-height: 1;
  transition: background-color .15s var(--op-ease), color .15s var(--op-ease), border-color .15s var(--op-ease), transform .15s var(--op-ease);
  display: inline-flex; align-items: center; gap: .5rem;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { --bs-btn-bg: var(--op-primary); --bs-btn-border-color: var(--op-primary); --bs-btn-hover-bg: var(--op-deep); --bs-btn-hover-border-color: var(--op-deep); --bs-btn-active-bg: var(--op-deep); --bs-btn-active-border-color: var(--op-deep); }
.btn-accent {
  --bs-btn-bg: var(--op-accent); --bs-btn-border-color: var(--op-accent);
  --bs-btn-hover-bg: #8ddbe6; --bs-btn-hover-border-color: #8ddbe6;
  --bs-btn-color: var(--op-ink-900); --bs-btn-hover-color: var(--op-ink-900);
}
.btn-ghost {
  --bs-btn-bg: transparent; --bs-btn-border-color: var(--op-ink-300);
  --bs-btn-color: var(--op-ink-900);
  --bs-btn-hover-bg: transparent; --bs-btn-hover-border-color: var(--op-primary);
  --bs-btn-hover-color: var(--op-primary);
}
[data-bs-theme="dark"] .btn-ghost, .section-dark .btn-ghost {
  --bs-btn-color: #ffffff; --bs-btn-border-color: rgba(255,255,255,.28);
  --bs-btn-hover-color: var(--op-accent); --bs-btn-hover-border-color: var(--op-accent);
}

/* ---- Section chrome ---- */
.section { padding: 120px 0; }
.section-tight { padding: 80px 0; }
.section-dark {
  background: var(--op-ink-900); color: #fff;
}
.section-surface { background: var(--op-surface); }

/* ========================================================================
   Site header — navigation, desktop popovers, mega menu, mobile drawer
   Rhythm: navbar 76px · nav-link 15/40px · btn 15/40px · logo 36px
   ======================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 1040;
  background: rgba(255,255,255,.88);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--op-ink-100);
}
.site-header .navbar {
  --bs-navbar-padding-y: 0;
  padding: 0 !important;
  min-height: 76px;
  gap: 24px;
}

/* Brand — locked height that harmonizes with nav-link and CTA */
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--op-font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--op-ink-900);
  text-decoration: none;
  flex: 0 0 auto;
}
.brand:hover { color: var(--op-ink-900); }
.brand .brand-mark-img { width: auto; height: 36px; display: block; }
.site-header .brand .brand-mark-img { height: 36px; }
@media (max-width: 991.98px) {
  .site-header .brand .brand-mark-img { height: 32px; }
}

/* ---- Primary nav (desktop) ---- */
.nav-primary {
  list-style: none;
  padding: 0;
  align-items: center;
  gap: 2px;
}
.nav-primary .nav-item { position: relative; }
.nav-primary .nav-link {
  position: relative;
  background: transparent;
  border: 0;
  color: var(--op-ink-700);
  font-family: var(--bs-body-font-family);
  font-size: 15px;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: 8px;
  display: inline-flex; align-items: center; gap: 7px;
  cursor: pointer;
  line-height: 1.2;
  transition: color .15s var(--op-ease), background-color .15s var(--op-ease);
  white-space: nowrap;
}
/* Invisible hit zone below the trigger — bridges the gap between the button
   and the popover so moving the cursor down doesn't drop :hover on the li. */
.nav-has-pop > .nav-link::after {
  content: "";
  position: absolute;
  left: -8px;
  right: -8px;
  top: 100%;
  height: 16px;
}
.nav-primary .nav-link:hover,
.nav-primary .nav-link:focus-visible,
.nav-primary .nav-item.is-open > .nav-link,
.nav-primary .nav-link[aria-expanded="true"] {
  color: var(--op-primary);
  background: var(--op-ink-050);
}
.nav-caret {
  font-size: 10px;
  transition: transform .2s var(--op-ease);
  color: var(--op-ink-400);
}
.nav-primary .nav-link:hover .nav-caret,
.nav-primary .nav-link[aria-expanded="true"] .nav-caret {
  color: var(--op-primary);
}
.nav-primary .nav-link[aria-expanded="true"] .nav-caret {
  transform: rotate(180deg);
}

/* ---- Popover (dropdown + mega share this) ---- */
.nav-pop {
  position: absolute;
  top: calc(100% + 8px);
  background: #fff;
  border: 1px solid var(--op-ink-100);
  border-radius: 14px;
  box-shadow:
    0 1px 0 rgba(14,18,48,.02),
    0 12px 28px -8px rgba(14,18,48,.14),
    0 40px 80px -32px rgba(14,18,48,.28);
  padding: 12px;
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .16s var(--op-ease), transform .16s var(--op-ease), visibility .16s var(--op-ease);
}
/* Invisible hover bridge so moving trigger→popover doesn't drop focus */
.nav-pop::before {
  content: "";
  position: absolute;
  left: 0; right: 0;
  top: -12px; height: 12px;
}

.nav-has-pop:hover > .nav-pop,
.nav-has-pop:focus-within > .nav-pop,
.nav-has-pop.is-open > .nav-pop {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Dropdowns — base list styles (shared by sm / md) */
.nav-pop-sm,
.nav-pop-md {
  left: 0;
}
.nav-pop-sm { width: 288px; }
.nav-pop-md { width: 376px; }
.nav-pop-end { left: auto; right: 0; }
.nav-pop-sm ul,
.nav-pop-md ul {
  list-style: none; margin: 0; padding: 0;
  display: grid;
  gap: 1px;
}
.nav-pop-sm li a,
.nav-pop-md li a {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--op-ink-800);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.005em;
}
.nav-pop-sm li a:hover,
.nav-pop-sm li a:focus-visible,
.nav-pop-md li a:hover,
.nav-pop-md li a:focus-visible {
  background: var(--op-ink-050);
  color: var(--op-primary);
}

/* Mega — centered under navbar, width scales with column count.
   Selector needs to beat .nav-primary .nav-item { position: relative } (specificity 0,2,0). */
.nav-primary .nav-item.nav-has-mega { position: static; }
.nav-pop-mega {
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  padding: 24px;
}
.nav-pop-mega-2 { width: min(720px, calc(100vw - 32px)); }
.nav-pop-mega-3 { width: min(880px, calc(100vw - 32px)); }
.nav-pop-mega-4 { width: min(1120px, calc(100vw - 32px)); }
.nav-has-mega:hover > .nav-pop-mega,
.nav-has-mega:focus-within > .nav-pop-mega,
.nav-has-mega.is-open > .nav-pop-mega {
  transform: translateX(-50%) translateY(0);
}
.nav-mega-grid {
  display: grid;
  gap: 28px;
}
.nav-pop-mega-2 .nav-mega-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.nav-pop-mega-3 .nav-mega-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.nav-pop-mega-4 .nav-mega-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.nav-mega-col h5 {
  margin: 0 0 8px;
  padding: 0 10px 10px;
  font-family: var(--op-font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--op-primary);
  font-weight: 500;
  border-bottom: 1px solid var(--op-ink-100);
}
.nav-mega-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 1px; }
.nav-mega-col li a {
  display: block;
  padding: 9px 10px;
  border-radius: 7px;
  color: var(--op-ink-800);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.005em;
}
.nav-mega-col li a:hover,
.nav-mega-col li a:focus-visible {
  background: var(--op-ink-050);
  color: var(--op-primary);
}
/* "All Frameworks" — gentle emphasis as the catch-all link */
.nav-mega-col li a.mega-link-all {
  color: var(--op-primary);
  font-weight: 600;
}
.nav-mega-col li a.mega-link-all i {
  font-size: 11px;
  margin-left: 4px;
  display: inline-block;
  transition: transform .15s var(--op-ease);
}
.nav-mega-col li a.mega-link-all:hover i { transform: translateX(3px); }

@media (max-width: 991.98px) {
  .nav-primary { display: none !important; }
  .site-header .navbar { min-height: 64px; }
}

/* ---- Shared icon button (hamburger, close, etc.) ---- */
.icon-btn {
  width: 44px; height: 44px;
  display: inline-grid; place-items: center;
  border: 1px solid var(--op-ink-200);
  background: #fff;
  color: var(--op-ink-800);
  border-radius: 10px;
  font-size: 17px;
  cursor: pointer;
  padding: 0;
  transition: color .15s var(--op-ease), border-color .15s var(--op-ease), background-color .15s var(--op-ease);
}
.icon-btn:hover,
.icon-btn:focus-visible {
  color: var(--op-primary);
  border-color: var(--op-primary);
  background: var(--op-ink-050);
}
.icon-btn[aria-expanded="true"] {
  color: var(--op-primary);
  border-color: var(--op-primary);
}

/* ---- Mobile drawer ---- */
.mobile-drawer {
  position: fixed; inset: 0;
  z-index: 1080;
  pointer-events: none;
}
.mobile-drawer[hidden] { display: none; }
.mobile-drawer-backdrop {
  position: absolute; inset: 0;
  background: rgba(14,18,48,.55);
  opacity: 0;
  transition: opacity .22s var(--op-ease);
  pointer-events: auto;
}
.mobile-drawer-panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(380px, 86vw);
  background: #fff;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform .28s var(--op-ease);
  box-shadow: -24px 0 60px -30px rgba(14,18,48,.45);
  pointer-events: auto;
  overflow: hidden;
}
.mobile-drawer.is-open .mobile-drawer-backdrop { opacity: 1; }
.mobile-drawer.is-open .mobile-drawer-panel { transform: translateX(0); }

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--op-ink-100);
  flex: 0 0 auto;
  min-height: 72px;
}
.mobile-drawer-header .brand { font-size: 18px; }
.mobile-drawer-header .brand .brand-mark-img { height: 32px; }

.mobile-drawer-nav {
  flex: 1 1 auto;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 4px 12px 16px;
}

.mdn-section + .mdn-section { border-top: 1px solid var(--op-ink-100); }
.mdn-toggle {
  width: 100%;
  border: 0;
  background: transparent;
  padding: 16px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--op-font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--op-ink-900);
  cursor: pointer;
  text-align: left;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.mdn-toggle i {
  font-size: 12px;
  color: var(--op-ink-400);
  transition: transform .2s var(--op-ease);
}
.mdn-toggle[aria-expanded="true"] { color: var(--op-primary); }
.mdn-toggle[aria-expanded="true"] i {
  transform: rotate(180deg);
  color: var(--op-primary);
}
.mdn-toggle:hover { color: var(--op-primary); }

.mdn-link {
  display: block;
  padding: 16px 10px;
  font-family: var(--op-font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--op-ink-900);
  text-decoration: none;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.mdn-link:hover,
.mdn-link:focus-visible { color: var(--op-primary); }

.mdn-list {
  list-style: none;
  padding: 0 0 12px;
  margin: 0;
  display: grid;
  gap: 1px;
}
.mdn-list li a {
  display: block;
  padding: 11px 12px;
  border-radius: 8px;
  color: var(--op-ink-700);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.35;
}
.mdn-list li a:hover,
.mdn-list li a:focus-visible {
  background: var(--op-ink-050);
  color: var(--op-primary);
}
.mdn-list .mdn-link-all { color: var(--op-primary); font-weight: 600; }
.mdn-list .mdn-link-all i { font-size: 11px; margin-left: 4px; }
.mdn-list .mdn-subhead {
  padding: 14px 12px 6px;
  font-family: var(--op-font-mono);
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--bs-tertiary-color);
  font-weight: 500;
}
/* Second+ subheads get a top separator for clarity */
.mdn-list .mdn-subhead ~ .mdn-subhead {
  margin-top: 6px;
  border-top: 1px solid var(--op-ink-100);
}

.mobile-drawer-footer {
  flex: 0 0 auto;
  padding: 16px 20px calc(16px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--op-ink-100);
  background: #fff;
}

/* Prevent body scroll when drawer is open (applied by JS on <html>) */
.mobile-nav-open { overflow: hidden; }

/* ---- Footer ---- */
.site-footer {
  background: var(--op-ink-900); color: #cfd4ea;
  padding: 96px 0 32px;
}
.site-footer h5 {
  font-family: var(--op-font-mono); font-size: 11px; letter-spacing: .16em;
  text-transform: uppercase; color: #8a90b0; font-weight: 500;
  margin: 0 0 16px;
}
.site-footer a { color: #cfd4ea; text-decoration: none; }
.site-footer a:hover { color: var(--op-accent); }
.site-footer ul {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 10px;
  font-size: 14px;
  line-height: 1.4;
}
/* Bottom strip: logo + legal name + copyright/links on the left, social icons on the right */
.footer-base {
  margin-top: 72px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-logo-link {
  display: inline-block;
  line-height: 0;
}
.footer-logo {
  height: 36px;
  width: auto;
  display: block;
}
.footer-legal-name {
  margin: 14px 0 10px;
  color: #cfd4ea;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
}
.footer-legal-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  align-items: center;
  font-size: 13px;
  color: #8a90b0;
}
.footer-legal-strip .legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin: 0; padding: 0;
  list-style: none;
  font-size: 13px;
}
.footer-legal-strip .legal-links a { color: #8a90b0; }
.footer-legal-strip .legal-links a:hover { color: var(--op-accent); }

.site-footer .footer-social {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: row;
  gap: 10px;
  align-items: center;
}
.site-footer .footer-social li { margin: 0; }
.site-footer .footer-social a {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.12);
  color: #cfd4ea;
  font-size: 15px;
  transition: color .15s var(--op-ease), border-color .15s var(--op-ease), background-color .15s var(--op-ease);
}
.site-footer .footer-social a:hover,
.site-footer .footer-social a:focus-visible {
  color: var(--op-accent);
  border-color: var(--op-accent);
  background: rgba(91,196,212,.08);
}

/* ---- Cookie banner ---- */
.cookie {
  position: fixed; left: 24px; right: 24px; bottom: 24px;
  max-width: 520px;
  z-index: 1060;
  display: none;
}
.cookie.show { display: block; }

/* ---- Cards & components (Bootstrap, tuned) ---- */
.card {
  --bs-card-border-color: var(--op-ink-200);
  --bs-card-border-radius: 14px;
  --bs-card-inner-border-radius: 14px;
}
[data-bs-theme="dark"] .card, .section-dark .card {
  --bs-card-bg: rgba(255,255,255,.03);
  --bs-card-border-color: rgba(255,255,255,.08);
  color: #fff;
}

/* Chip / pill badges */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  background: var(--op-ink-100);
  color: var(--op-ink-700);
  border: 1px solid var(--op-ink-200);
  text-decoration: none;
}
.chip.accent { background: var(--op-accent-soft); color: var(--op-deep); border-color: transparent; }
.chip:hover { color: var(--op-ink-700); }
[data-bs-theme="dark"] .chip, .section-dark .chip {
  background: rgba(255,255,255,.06); color: #dfe2f4; border-color: rgba(255,255,255,.1);
}

/* Feature table (Bootstrap table + customization) */
.feature-table {
  --bs-table-border-color: var(--op-ink-100);
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  width: 100%;
  border-collapse: separate; border-spacing: 0;
}
.feature-table thead th {
  background: var(--op-ink-050);
  font-family: var(--op-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bs-tertiary-color);
  padding: 18px 24px;
  border-bottom: 1px solid var(--bs-border-color);
  text-align: left;
}
.feature-table td { padding: 18px 24px; vertical-align: top; }
.feature-table tbody tr + tr td { border-top: 1px solid var(--op-ink-100); }
.feature-table td:first-child {
  font-family: var(--op-font-display); font-weight: 600;
  color: var(--op-ink-900); width: 32%; font-size: 16px;
}
.feature-table td:last-child { color: var(--bs-secondary-color); font-size: 15px; line-height: 1.55; }
@media (max-width: 720px){
  .feature-table td:first-child, .feature-table td:last-child { width:auto; display: block; }
  .feature-table td:first-child { padding-bottom: 4px; }
  .feature-table td:last-child { padding-top: 0; }
  .feature-table thead { display: none; }
}

/* Accordion (Bootstrap, re-styled) */
.accordion {
  --bs-accordion-border-color: var(--op-ink-200);
  --bs-accordion-bg: #fff;
  --bs-accordion-btn-bg: #fff;
  --bs-accordion-active-bg: #fff;
  --bs-accordion-active-color: var(--op-primary);
  --bs-accordion-btn-focus-border-color: var(--op-primary);
  --bs-accordion-btn-focus-box-shadow: 0 0 0 .15rem rgba(51,62,153,.15);
}
.accordion-button {
  font-family: var(--op-font-display);
  font-weight: 600;
  font-size: 18px;
  padding: 20px 0;
  color: var(--op-ink-900);
}
.accordion-item { border-left: 0; border-right: 0; border-radius: 0 !important; }
.accordion-item:first-child { border-top: 0; }
.accordion-item:last-child { border-bottom: 0; }
.accordion-body { padding: 0 0 24px; color: var(--bs-secondary-color); }

/* Forms */
.form-control, .form-select {
  padding: 12px 14px;
  border: 1px solid var(--op-ink-300);
  border-radius: 6px;
  font-size: 15px;
}
.form-control:focus, .form-select:focus {
  border-color: var(--op-primary);
  box-shadow: 0 0 0 3px rgba(51,62,153,.12);
}
.form-label {
  font-family: var(--op-font-mono);
  font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--bs-tertiary-color);
  font-weight: 500; margin-bottom: 6px;
}

/* Focus ring for keyboard users */
:focus-visible { outline: 2px solid var(--op-accent); outline-offset: 2px; border-radius: 4px; }

/* ---- Hero ornamentation (dark hero) ---- */
.hero-ornament {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(60% 60% at 80% 40%, rgba(91,196,212,.22) 0%, transparent 60%),
    radial-gradient(70% 70% at 20% 100%, rgba(51,62,153,.55) 0%, transparent 60%),
    linear-gradient(180deg, #0e1230 0%, #161a3c 100%);
}
.hero-grid-bg {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 70% 40%, #000 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 40%, #000 40%, transparent 85%);
}

/* ---- Challenge/reason cards (cross icon in red) ---- */
.challenge-icon {
  flex: 0 0 28px; width: 28px; height: 28px;
  border-radius: 8px;
  background: #fff1f1; color: #c24848;
  display: grid; place-items: center;
  font-size: 12px;
}
.approach-step {
  display: grid; grid-template-columns: 80px 1fr; gap: 28px; align-items: start;
  padding: 24px 0;
  border-bottom: 1px solid var(--bs-border-color);
}
.approach-step:last-child { border-bottom: 0; }
.step-num {
  font-family: var(--op-font-display);
  font-size: 40px; font-weight: 600;
  color: var(--op-primary);
  line-height: 1; letter-spacing: -0.02em;
}
.approach-step h3 { font-size: 22px; margin-bottom: 8px; }
.approach-step p { color: var(--bs-secondary-color); font-size: 16px; line-height: 1.6; margin: 0; }

/* Breadcrumb — hidden site-wide */
.op-breadcrumb { display: none; }

/* ---- CTA Banner ---- */
.cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--op-primary), var(--op-deep));
  color: #fff;
}
.cta-banner blockquote {
  margin: 0;
  font-family: var(--op-font-display);
  font-weight: 500;
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.2;
  color: #fff;
  max-width: 780px;
  letter-spacing: -0.015em;
}
.cta-banner blockquote strong { color: var(--op-accent); font-weight: 600; }
.cta-banner .cta-sub {
  margin-top: 14px;
  font-family: var(--bs-body-font-family);
  font-size: 15px; color: #c2c7e0; font-weight: 400;
  display: block;
}

/* ---- Homepage hero bits ---- */
.hero-title {
  font-size: clamp(44px, 5.2vw, 76px);
  font-weight: 600; letter-spacing: -0.02em; line-height: 1.02;
}
.hero-title em { font-style: normal; color: var(--op-accent); }
.hero-title .accent-underline {
  background-image: linear-gradient(180deg, transparent 72%, rgba(91,196,212,.5) 72%);
  background-repeat: no-repeat;
}
.hero-stats {
  margin-top: 56px;
  border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px;
  display: grid; grid-template-columns: repeat(4, auto); gap: 40px;
}
.hero-stats strong {
  font-family: var(--op-font-display); font-weight: 600;
  font-size: 32px; color: #fff; letter-spacing: -0.02em;
  display: block;
}
.hero-stats span { color: #9aa1c8; font-size: 13px; }
@media (max-width: 767.98px){
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}

/* Framework cloud */
.fw-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.fw-cloud span {
  display: inline-flex; align-items: center;
  padding: 10px 16px;
  font-family: var(--op-font-display); font-weight: 500; font-size: 15px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  color: #dfe2f4; border-radius: 999px;
}

/* Trust strip */
.trust-strip { background: #fff; padding: 40px 0; border-bottom: 1px solid var(--op-ink-100); }
.trust-lead {
  text-align: center; font-size: 13px; color: var(--bs-tertiary-color);
  font-family: var(--op-font-mono); letter-spacing: .12em;
  text-transform: uppercase; margin: 0 0 20px;
}
.trust-grid {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 28px 40px;
}
.trust-grid span {
  font-family: var(--op-font-display); font-weight: 600;
  color: var(--op-ink-500); letter-spacing: -0.005em; font-size: 16px;
}

/* Capability cards + hover state */
.cap-card {
  display: flex; flex-direction: column; gap: 12px;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  color: var(--op-ink-900);
  text-decoration: none;
  transition: border-color .15s var(--op-ease), transform .15s var(--op-ease), box-shadow .15s var(--op-ease);
  height: 100%;
}
.cap-card:hover {
  border-color: var(--op-primary); transform: translateY(-2px);
  box-shadow: 0 2px 6px rgba(14,18,48,.06), 0 12px 24px -16px rgba(14,18,48,.14);
  color: var(--op-ink-900);
}
.cap-icon {
  width: 44px; height: 44px; border-radius: 10px;
  display: grid; place-items: center;
  background: #eef0fb; color: var(--op-primary);
  font-size: 20px;
}
.cap-link { color: var(--op-primary); font-weight: 600; font-size: 14px; margin-top: auto; }

/* Outcome cards */
.outcome {
  padding: 28px;
  border: 1px solid var(--bs-border-color); border-radius: 14px;
  background: #fff;
}
.oc-num {
  font-family: var(--op-font-display); font-weight: 700;
  font-size: 42px; letter-spacing: -0.02em;
  color: var(--op-primary); line-height: 1;
}
.oc-label {
  font-family: var(--op-font-mono); font-size: 12px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--bs-tertiary-color); margin-top: 6px;
}
.outcome p { color: var(--bs-secondary-color); font-size: 14px; margin-top: 14px; line-height: 1.55; }

/* Audience cards */
.aud-card {
  background: #fff; border: 1px solid var(--bs-border-color); border-radius: 14px;
  padding: 32px;
  display: flex; flex-direction: column; gap: 12px;
  height: 100%;
}
.aud-tag {
  align-self: flex-start;
  font-family: var(--op-font-mono); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--op-primary);
  background: #eef0fb; border-radius: 999px; padding: 4px 10px;
}

/* Bullet list with chevron accents */
.bullet-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.bullet-list li {
  position: relative; padding-left: 22px;
  color: var(--bs-secondary-color); font-size: 15px; line-height: 1.55;
}
.bullet-list li::before {
  content:""; position: absolute; left: 0; top: 8px;
  width: 10px; height: 10px; border-radius: 3px;
  background: linear-gradient(135deg, var(--op-primary), var(--op-accent));
}
.bullet-list strong { color: var(--op-ink-900); font-weight: 600; }

/* Chat mock (homepage Helios section) */
.chat-mock { background: #0e1230; border-radius: 14px; border: 1px solid rgba(255,255,255,.08); padding: 16px; color: #dfe2f4; }
.chat-header { display: flex; align-items: center; gap: 6px; padding: 0 8px 14px; border-bottom: 1px solid rgba(255,255,255,.08); margin-bottom: 14px; }
.ch-dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.2); }
.ch-dot:first-child { background: var(--op-accent); }
.ch-title { margin-left: 10px; font-family: var(--op-font-mono); font-size: 12px; color: #9aa1c8; letter-spacing: .1em; text-transform: uppercase; }
.chat-body { display: grid; gap: 12px; padding: 8px; }
.msg { padding: 12px 14px; border-radius: 12px; max-width: 85%; font-size: 14px; line-height: 1.55; }
.msg.user { align-self: flex-end; background: var(--op-primary); color: #fff; margin-left: auto; }
.msg.bot { align-self: flex-start; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); }
.msg.bot ul { margin: 10px 0 0; padding-left: 20px; color: #c2c7e0; }
.msg.bot em { color: #f0a6a6; font-style: normal; }
.bot-typing { display: inline-flex; gap: 4px; padding: 14px 16px; }
.bot-typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--op-accent); animation: typing 1.2s ease-in-out infinite; }
.bot-typing span:nth-child(2) { animation-delay: .15s; }
.bot-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes typing { 0%,60%,100%{opacity:.3;transform:translateY(0)} 30%{opacity:1;transform:translateY(-3px)} }

/* Partner tier cards */
.tier-card {
  padding: 36px 32px;
  background: #fff; border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  display: flex; flex-direction: column; gap: 16px;
  height: 100%;
}
.tier-card.featured {
  background: linear-gradient(145deg, var(--op-primary), var(--op-deep));
  border-color: transparent; color: #fff;
}
.tier-card.featured h3 { color: #fff; }
.tier-card.featured p, .tier-card.featured li { color: #dfe2f4; }
.tier-badge {
  align-self: flex-start;
  font-family: var(--op-font-mono); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; padding: 4px 10px;
  background: #eef0fb; color: var(--op-primary); border-radius: 999px;
}
.tier-card.featured .tier-badge { background: rgba(255,255,255,.12); color: var(--op-accent); }
.tier-price { display: flex; align-items: baseline; gap: 8px; font-family: var(--op-font-display); }
.tier-price strong { font-size: 56px; font-weight: 700; letter-spacing: -0.02em; color: var(--op-primary); }
.tier-card.featured .tier-price strong { color: var(--op-accent); }
.tier-price span { color: var(--bs-secondary-color); font-size: 15px; font-weight: 500; font-family: var(--bs-body-font-family); }
.tier-card.featured .tier-price span { color: #c2c7e0; }
.tier-card ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.tier-card ul li { padding-left: 24px; position: relative; font-size: 14px; color: var(--bs-secondary-color); line-height: 1.5; }
.tier-card ul li::before {
  content: "\f00c"; /* FA check */
  font-family: "Font Awesome 6 Free", "Font Awesome 7 Free"; font-weight: 900;
  position: absolute; left: 0; top: 1px;
  color: var(--op-accent); font-size: 12px;
}

/* Regulation cards (industry) */
.reg-item {
  padding: 20px 22px;
  background: #fff; border: 1px solid var(--bs-border-color); border-radius: 10px;
  display: flex; gap: 14px; align-items: flex-start;
}
.reg-code {
  flex: 0 0 auto;
  font-family: var(--op-font-mono); font-size: 12px; letter-spacing: .08em;
  padding: 6px 10px;
  background: var(--op-primary); color: #fff;
  border-radius: 6px;
}

/* Framework cards (library) */
.fw-card {
  padding: 24px; background: #fff;
  border: 1px solid var(--bs-border-color); border-radius: 14px;
  color: var(--op-ink-900);
  display: flex; flex-direction: column; gap: 10px;
  text-decoration: none;
  transition: border-color .15s var(--op-ease), transform .15s var(--op-ease);
  height: 100%;
}
.fw-card:hover { border-color: var(--op-primary); transform: translateY(-2px); color: var(--op-ink-900); }
.fw-region {
  font-family: var(--op-font-mono); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--op-accent);
}
.fw-meta {
  margin-top: auto; padding-top: 12px;
  border-top: 1px solid var(--op-ink-100);
  font-size: 12px; color: var(--bs-tertiary-color);
  display: flex; justify-content: space-between;
}

/* Filter pills (framework library) */
.filter-pill {
  padding: 8px 14px;
  border: 1px solid var(--op-ink-300);
  border-radius: 999px;
  font-size: 13px; font-weight: 500;
  color: var(--bs-secondary-color);
  background: #fff;
  cursor: pointer;
  transition: all .15s var(--op-ease);
}
.filter-pill:hover { border-color: var(--op-primary); color: var(--op-primary); }
.filter-pill.active { background: var(--op-primary); color: #fff; border-color: var(--op-primary); }

/* Legal layout */
.legal-layout { display: grid; grid-template-columns: 240px 1fr; gap: 56px; align-items: start; }
@media (max-width: 991.98px) { .legal-layout { grid-template-columns: 1fr; } }
.legal-toc { position: sticky; top: 88px; font-size: 14px; }
.legal-toc h5 {
  font-family: var(--op-font-mono); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--bs-tertiary-color);
  margin: 0 0 12px; font-weight: 500;
}
.legal-toc ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.legal-toc a { display: block; padding: 4px 0; color: var(--bs-secondary-color); font-weight: 500; text-decoration: none; }
.legal-toc a:hover { color: var(--op-primary); }
.legal-body { max-width: 720px; color: var(--op-ink-800); }
.legal-body h2 { font-size: 28px; margin: 48px 0 16px; }
.legal-body h2:first-child { margin-top: 0; }
.legal-body h3 { font-size: 20px; margin: 28px 0 10px; }
.legal-body p { margin: 12px 0; font-size: 16px; line-height: 1.7; color: var(--op-ink-700); }
.legal-body ul { padding-left: 22px; color: var(--op-ink-700); }
.legal-body ul li { margin: 6px 0; font-size: 16px; line-height: 1.6; }
.legal-body .legal-meta {
  font-family: var(--op-font-mono); font-size: 12px; letter-spacing: .1em;
  color: var(--bs-tertiary-color);
  padding: 14px 0 20px;
  border-bottom: 1px solid var(--bs-border-color);
  margin-bottom: 24px;
}

/* Problem-card (homepage) */
.problem-card {
  background: #fff; border: 1px solid var(--bs-border-color);
  border-radius: 14px; padding: 24px; height: 100%;
}
.pc-num {
  font-family: var(--op-font-mono); font-size: 12px; letter-spacing: .16em;
  color: var(--op-primary); margin-bottom: 12px;
}
.problem-card h4 { margin-bottom: 8px; }
.problem-card p { color: var(--bs-secondary-color); font-size: 15px; margin: 0; }

/* Industry cards (homepage) */
.ind-card {
  padding: 22px 24px; background: #fff;
  border: 1px solid var(--bs-border-color); border-radius: 10px;
  color: var(--op-ink-900);
  display: flex; flex-direction: column; gap: 4px;
  text-decoration: none;
  transition: border-color .15s var(--op-ease), transform .15s var(--op-ease);
  height: 100%;
}
.ind-card:hover { border-color: var(--op-primary); transform: translateY(-2px); color: var(--op-ink-900); }
.ind-card h4 { font-size: 18px; margin: 0; }
.ind-card p { color: var(--bs-tertiary-color); font-size: 13px; font-family: var(--op-font-mono); letter-spacing: .08em; text-transform: uppercase; margin: 0; }

/* Story pull quote */
.story-pull {
  font-family: var(--op-font-display); font-size: 28px; font-weight: 500;
  color: var(--op-primary); line-height: 1.3; letter-spacing: -0.015em;
  padding: 32px 0; border-top: 1px solid var(--bs-border-color); border-bottom: 1px solid var(--bs-border-color);
  margin: 40px 0;
}

/* Helpers */
.muted { color: var(--bs-secondary-color); font-weight: 500; }
.max-width-720 { max-width: 720px; }
.max-width-780 { max-width: 780px; }
.max-width-820 { max-width: 820px; }
.max-width-900 { max-width: 900px; }
.body-muted { color: var(--bs-secondary-color); line-height: 1.7; }

/* Interior page hero — structure-only (no h1 size override, no gradient) */
.section-hero {
  position: relative;
  padding: 96px 0 72px;
  overflow: hidden;
}
.hero-side-art-svg {
  width: 100%;
  height: auto;
  max-width: 460px;
  margin-left: auto;
  display: block;
}

/* Product screenshot used in hero of product/capability pages.
   Replaces the decorative SVG with real platform UI imagery. */
.hero-screenshot-frame {
  position: relative;
  border-radius: 14px;
  padding: 6px;
  background: linear-gradient(140deg, rgba(91, 196, 212, 0.45), rgba(51, 62, 153, 0.55));
  box-shadow: 0 28px 60px -18px rgba(14, 18, 48, 0.45), 0 8px 20px -4px rgba(14, 18, 48, 0.18);
  display: block;
  max-width: 560px;
  margin-left: auto;
}
.hero-screenshot-frame img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  background: #fff;
}

/* Photograph used in the hero of industry / role / service / company pages.
   Clean rounded image with soft shadow — no gradient frame. */
.hero-photo {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 14px;
  object-fit: cover;
  max-width: 560px;
  margin-left: auto;
  box-shadow: 0 24px 50px -16px rgba(14, 18, 48, 0.30), 0 6px 16px -4px rgba(14, 18, 48, 0.14);
}

.event-heading {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: .01em;
  margin: 0;
}

.event-photo {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  margin: 0;
  border-radius: 12px;
  box-shadow: 0 12px 24px -10px rgba(14, 18, 48, 0.20), 0 4px 10px -2px rgba(14, 18, 48, 0.12);
}

/* Tile card used in "Why Operlity" sections of interior pages */
.why-tile {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.why-tile h4 { font-size: 18px; margin: 0 0 4px; }
.why-tile p {
  color: var(--bs-secondary-color);
  font-size: 15px;
  line-height: 1.55;
  margin: 0;
}

/* Tile with an icon column — used in "Challenge / Problem" sections */
.challenge-tile {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  height: 100%;
  align-items: flex-start;
}
.challenge-tile h4 { font-size: 16px; margin: 0 0 4px; }
.challenge-tile p {
  color: var(--bs-secondary-color);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
}

/* Larger panel-card used for split layouts (e.g. "What you get / What it's not") */
.callout-tile {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  height: 100%;
}
@media (min-width: 992px) { .callout-tile { padding: 48px; } }
.callout-tile .eyebrow { color: var(--op-accent); }
.callout-tile h4 {
  font-size: 20px;
  margin: 8px 0;
}
.callout-tile p {
  color: var(--bs-secondary-color);
  font-size: 15px;
  line-height: 1.65;
  margin: 0;
}
.callout-tile-muted { background: var(--op-ink-050); }
.callout-tile-muted .eyebrow { color: var(--op-ink-700); }

/* Contact form acknowledgement banner (post-submit) */
.contact-ack {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(91, 196, 212, .12), rgba(91, 196, 212, .06));
  border: 1px solid rgba(91, 196, 212, .35);
  border-radius: 14px;
}
.contact-ack-icon {
  flex: 0 0 auto;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--op-accent);
  color: #0e1230;
  display: grid; place-items: center;
  font-size: 18px;
}
.contact-ack h3 { font-size: 18px; margin: 0 0 4px; color: var(--op-ink-900); }
.contact-ack p {
  margin: 0;
  color: var(--bs-secondary-color);
  font-size: 15px;
  line-height: 1.55;
}

/* Contact form validation error summary */
.form-error {
  padding: 16px 18px;
  background: #fff1f1;
  border: 1px solid #f3c0c0;
  border-radius: 10px;
  color: #8a2828;
  font-size: 14px;
  line-height: 1.5;
}
.form-error ul { padding-left: 18px; }
.form-error li { margin: 2px 0; }

/* Demo-only form fields (preferred date + time slot) */
.form-demo-fields {
  margin-bottom: 14px;
  padding: 18px 18px 8px;
  background: var(--op-ink-050);
  border: 1px solid var(--op-ink-100);
  border-radius: 10px;
}

/* Social icon row for light backgrounds (counterpart to .footer-social on dark) */
.social-links {
  display: flex;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.social-links a {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--op-ink-200);
  color: var(--op-ink-700);
  background: #fff;
  font-size: 15px;
  text-decoration: none;
  transition: color .15s var(--op-ease), border-color .15s var(--op-ease), background-color .15s var(--op-ease);
}
.social-links a:hover,
.social-links a:focus-visible {
  color: var(--op-primary);
  border-color: var(--op-primary);
  background: var(--op-ink-050);
}

/* Framework directory table — 4-column listing (Framework, Region, Type, Coverage).
   Used on the Frameworks Library index page. */
.framework-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  overflow: hidden;
}
.framework-table th,
.framework-table td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
  font-size: 14px;
  line-height: 1.5;
}
.framework-table thead th {
  background: var(--op-ink-050);
  font-family: var(--op-font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bs-tertiary-color);
  font-weight: 500;
  border-bottom: 1px solid var(--bs-border-color);
}
.framework-table tbody tr + tr td { border-top: 1px solid var(--op-ink-100); }
.framework-table td:first-child {
  font-family: var(--op-font-display);
  font-weight: 600;
  color: var(--op-ink-900);
  font-size: 15px;
}
.framework-table td:first-child a {
  color: var(--op-primary);
  text-decoration: none;
}
.framework-table td:first-child a:hover { text-decoration: underline; }
.framework-table td:nth-child(2),
.framework-table td:nth-child(3) {
  color: var(--bs-secondary-color);
  white-space: nowrap;
}
.framework-table td:last-child { color: var(--bs-secondary-color); }

/* Comparison table — N-column "X vs us" with the rightmost (Operlity) column highlighted.
   Column-count-agnostic: works for 3-col, 4-col, etc. Browser auto-distributes widths. */
.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  overflow: hidden;
}
.compare-table th,
.compare-table td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
}
/* Body cell defaults (apply to all middle/comparison columns) */
.compare-table td {
  color: var(--bs-secondary-color);
  font-size: 14px;
  line-height: 1.55;
}
/* Row label (first column) */
.compare-table td:first-child {
  font-family: var(--op-font-display);
  font-weight: 600;
  color: var(--op-ink-900);
  font-size: 15px;
}
/* Highlighted column (last column = Operlity) */
.compare-table td:last-child {
  color: var(--op-ink-800);
  background: rgba(91, 196, 212, .04);
}
.compare-table tbody tr + tr td { border-top: 1px solid var(--op-ink-100); }
.compare-table thead th {
  background: var(--op-ink-050);
  font-family: var(--op-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bs-tertiary-color);
  border-bottom: 1px solid var(--bs-border-color);
}
.compare-table thead th:last-child {
  background: linear-gradient(180deg, rgba(91, 196, 212, .18) 0%, rgba(91, 196, 212, .10) 100%);
  color: var(--op-primary);
  font-weight: 600;
}

/* Bulleted list inside a callout-tile (or any body-prose context) */
.feature-list {
  margin: 0;
  padding-left: 18px;
  color: var(--bs-secondary-color);
  font-size: 15px;
  line-height: 1.7;
}
.feature-list li + li { margin-top: 4px; }

/* Linked tile used in "Related solutions" sections of interior pages */
.related-tile {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  color: var(--op-ink-900);
  text-decoration: none;
  height: 100%;
  transition: border-color .15s var(--op-ease), transform .15s var(--op-ease);
}
.related-tile:hover,
.related-tile:focus-visible {
  border-color: var(--op-primary);
  transform: translateY(-1px);
  color: var(--op-ink-900);
}
.related-tile h4 { font-size: 17px; margin: 0 0 4px; }
.related-tile span {
  color: var(--bs-secondary-color);
  font-size: 13px;
}

/* ========================================================================
   Interior pages — hero, breadcrumb, challenge list, approach steps,
   why/related cards, contact forms, platform pillars, framework filters,
   tier compare, story long-form. Consolidated into theme tokens.
   ======================================================================== */

/* Narrow container variant */
.container-tight { max-width: 1080px; }

/* Grouped CTA row (usually inside hero) */
.cta-group {
  display: flex; gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

/* ---- Interior page hero (light or dark variant) ---- */
.page-hero {
  position: relative;
  padding: 96px 0 72px;
  overflow: hidden;
}
.page-hero.light {
  background: linear-gradient(180deg, #f7f8fe 0%, #ffffff 100%);
  border-bottom: 1px solid var(--op-ink-100);
}
.page-hero.dark { color: #fff; }
.page-hero .eyebrow { color: var(--op-primary); }
.page-hero.dark .eyebrow { color: #9aa1c8; }
.page-hero h1 {
  font-size: clamp(36px, 4.6vw, 60px);
  margin-top: 14px;
  max-width: 900px;
}
.page-hero .lede { max-width: 780px; margin-top: 18px; }
.page-hero.dark .lede { color: #c2c7e0; }
.page-hero .cta-group { margin-top: 32px; }

/* Hero with two-column split (copy + art) */
.hero-split {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 56px;
  align-items: center;
}
.hero-side-art { position: relative; min-height: 320px; }
@media (max-width: 960px) { .hero-split { grid-template-columns: 1fr; } }

/* ---- Challenge / problem list ---- */
.challenge-section { background: var(--op-surface); }
.challenge-intro {
  max-width: 780px;
  font-size: 18px;
  color: var(--bs-secondary-color);
  margin-bottom: 40px;
}
.challenge-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (max-width: 780px) { .challenge-list { grid-template-columns: 1fr; } }
.challenge-item {
  background: #fff;
  padding: 22px 24px;
  border-radius: 10px;
  border: 1px solid var(--op-ink-200);
  display: flex; gap: 14px;
  align-items: flex-start;
}
.challenge-item .ci-icon {
  flex: 0 0 28px; width: 28px; height: 28px;
  border-radius: 8px;
  background: #fff1f1; color: #c24848;
  display: grid; place-items: center;
  margin-top: 2px;
}
.challenge-item .ci-icon svg { width: 16px; height: 16px; }
.challenge-item h4 { font-size: 16px; margin-bottom: 4px; }
.challenge-item p {
  color: var(--bs-secondary-color);
  font-size: 14px; line-height: 1.55;
  margin: 0;
}

/* ---- Approach steps (theme.css already has .approach-step; this is the container) ---- */
.approach-steps {
  display: grid;
  gap: 20px;
  margin-top: 40px;
}

/* ---- Framework strip (inline pill list, often inside a section) ---- */
.framework-strip {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin: 24px 0 16px;
}
.framework-strip .chip {
  background: #fff;
  border: 1px solid var(--op-ink-200);
  padding: 8px 14px;
  font-size: 14px;
}

/* ---- Why three-up ---- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 960px) { .why-grid { grid-template-columns: 1fr; } }
.why-card {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--op-ink-200);
  border-radius: 14px;
  display: flex; flex-direction: column; gap: 10px;
}
.why-card .why-num {
  font-family: var(--op-font-mono);
  font-size: 11px; letter-spacing: .14em;
  color: var(--op-accent);
  text-transform: uppercase;
}
.why-card h4 { font-size: 18px; }
.why-card p {
  color: var(--bs-secondary-color);
  font-size: 15px; line-height: 1.55;
  margin: 0;
}

/* ---- Related solutions grid ---- */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
@media (max-width: 720px) { .related-grid { grid-template-columns: 1fr; } }
.related-card {
  padding: 22px;
  background: #fff;
  color: var(--op-ink-900);
  border: 1px solid var(--op-ink-200);
  border-radius: 10px;
  display: flex; flex-direction: column; gap: 6px;
  text-decoration: none;
  transition: border-color .15s var(--op-ease), transform .15s var(--op-ease);
}
.related-card:hover {
  border-color: var(--op-primary);
  transform: translateY(-1px);
  color: var(--op-ink-900);
}
.related-card h4 { font-size: 17px; margin-bottom: 2px; }
.related-card span {
  color: var(--bs-tertiary-color);
  font-size: 13px;
}

/* ---- CTA banner — extra inner-wrapper layout + subtitle variant ---- */
.cta-banner .inner {
  display: flex;
  align-items: center; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}
.cta-banner .cta-banner-sub {
  margin-top: 14px;
  font-family: var(--bs-body-font-family);
  font-size: 15px; color: #c2c7e0;
  font-weight: 400;
}

/* ---- Contact layout ---- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 960px) { .contact-layout { grid-template-columns: 1fr; } }
.contact-info h3 { font-size: 22px; margin-bottom: 10px; }
.contact-info p {
  color: var(--bs-secondary-color);
  margin-bottom: 20px;
  font-size: 15px; line-height: 1.55;
}
.contact-info dl {
  display: grid; gap: 20px;
  margin: 24px 0 0;
}
.contact-info dt {
  font-family: var(--op-font-mono);
  font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bs-tertiary-color);
  margin-bottom: 4px;
}
.contact-info dd {
  margin: 0;
  font-size: 15px;
  color: var(--op-ink-900);
}

.form-card {
  background: #fff;
  border: 1px solid var(--op-ink-200);
  border-radius: 14px;
  padding: 32px;
}
.form-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-field { margin-bottom: 14px; }
.form-field label {
  display: block;
  font-family: var(--op-font-mono);
  font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bs-tertiary-color);
  margin-bottom: 6px;
  font-weight: 500;
}
.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--op-ink-300);
  border-radius: 6px;
  font-family: var(--bs-body-font-family);
  font-size: 15px;
  line-height: 1.4;
  color: var(--op-ink-900);
  background: #fff;
  transition: border-color .15s var(--op-ease), box-shadow .15s var(--op-ease);
}
.form-field input,
.form-field select {
  height: 46px;
}
.form-field select {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%236b7280' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round' d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 12px 8px;
}
.form-field select::-ms-expand { display: none; }
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--op-primary);
  box-shadow: 0 0 0 3px rgba(51,62,153,.12);
}
.form-field textarea { min-height: 120px; resize: vertical; }
.form-note {
  font-size: 12px;
  color: var(--bs-tertiary-color);
  margin-top: 14px;
}

/* ---- Platform pillars (overview page) ---- */
.platform-pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 960px) { .platform-pillars { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .platform-pillars { grid-template-columns: 1fr; } }
.pillar-card {
  background: #fff;
  border: 1px solid var(--op-ink-200);
  border-radius: 14px;
  padding: 28px;
  display: flex; flex-direction: column; gap: 10px;
}
.pillar-card .pillar-head {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 4px;
}
.pillar-card .pillar-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: #eef0fb;
  color: var(--op-primary);
}
.pillar-card h3 { font-size: 20px; }
.pillar-card ul {
  list-style: none;
  margin: 8px 0 0; padding: 0;
  display: grid; gap: 6px;
}
.pillar-card li {
  font-size: 14px;
  color: var(--bs-secondary-color);
  padding-left: 16px;
  position: relative;
}
.pillar-card li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--op-accent);
}

/* ---- Industry regulations grid ---- */
.regulations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (max-width: 780px) { .regulations-grid { grid-template-columns: 1fr; } }

/* ---- Frameworks library filters + cards grid ---- */
.framework-filters {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-bottom: 32px;
  padding: 20px;
  background: #fff;
  border: 1px solid var(--op-ink-200);
  border-radius: 14px;
}
.framework-filters input[type=search] {
  flex: 1; min-width: 280px;
  padding: 10px 14px;
  border: 1px solid var(--op-ink-300);
  border-radius: 6px;
  font-family: var(--bs-body-font-family);
  font-size: 14px;
}
.framework-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 960px) { .framework-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .framework-cards { grid-template-columns: 1fr; } }

/* ---- Partners tier comparison grid ---- */
.tier-compare {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (max-width: 780px) { .tier-compare { grid-template-columns: 1fr; } }

/* ---- Our Story long-form ---- */
.story-section {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 0;
}
.story-section p {
  font-size: 19px; line-height: 1.7;
  color: var(--op-ink-800);
  margin-bottom: 22px;
}
.story-section .pull {
  font-family: var(--op-font-display);
  font-size: 28px; font-weight: 500;
  color: var(--op-primary);
  line-height: 1.3; letter-spacing: -0.015em;
  padding: 32px 0;
  border-top: 1px solid var(--op-ink-200);
  border-bottom: 1px solid var(--op-ink-200);
  margin: 40px 0;
}

/* ========================================================================
   Blog / Resources / Campaigns — post cards, category pills, article body.
   ======================================================================== */

.post-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: var(--op-ink-900);
  height: 100%;
  transition: border-color .15s var(--op-ease), transform .15s var(--op-ease), box-shadow .15s var(--op-ease);
}
.post-card:hover,
.post-card:focus-visible {
  border-color: var(--op-primary);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -16px rgba(14, 18, 48, 0.18);
  color: var(--op-ink-900);
}
.post-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--op-ink-050);
}
.post-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.post-card-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.post-card-body h3,
.post-card-body h4 {
  margin: 0;
  font-size: 19px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.post-card-body h3 { font-size: 24px; }
.post-card-body p {
  color: var(--bs-secondary-color);
  font-size: 14.5px;
  line-height: 1.55;
  margin: 0;
}

/* Feature card — image left / content right on desktop */
.post-card-feature { flex-direction: column; }
@media (min-width: 992px) {
  .post-card-feature { flex-direction: row; }
  .post-card-img-feature { width: 52%; aspect-ratio: auto; min-height: 320px; }
  .post-card-feature .post-card-body { padding: 36px 40px; justify-content: center; }
}

.post-category {
  display: inline-block;
  font-family: var(--op-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--op-primary);
  background: var(--op-ink-050);
  padding: 4px 10px;
  border-radius: 999px;
  align-self: flex-start;
}
.post-category-link {
  text-decoration: none;
  transition: background .15s var(--op-ease);
}
.post-category-link:hover { background: var(--op-accent-soft); color: var(--op-deep); }

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--bs-tertiary-color);
  font-size: 13px;
  margin-top: auto;
}
.post-meta-hero {
  justify-content: center;
  color: var(--op-ink-300);
}

.category-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  color: var(--op-ink-700);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: border-color .15s var(--op-ease), color .15s var(--op-ease);
}
.category-pill:hover,
.category-pill:focus-visible {
  border-color: var(--op-primary);
  color: var(--op-primary);
}
.category-pill span {
  font-size: 12px;
  color: var(--bs-tertiary-color);
  background: var(--op-ink-050);
  padding: 1px 8px;
  border-radius: 999px;
}

/* Long-form post body typography */
.article-body p {
  font-size: 16px;
  line-height: 1.75;
  color: var(--op-ink-800);
  margin: 0 0 18px;
}
.article-body p:last-child { margin-bottom: 0; }
.article-body h2,
.article-body h3 {
  font-family: var(--op-font-display);
  letter-spacing: -0.015em;
  color: var(--op-ink-900);
  margin: 32px 0 12px;
}
.article-body h2 { font-size: 26px; }
.article-body h3 { font-size: 20px; }
.article-body ul,
.article-body ol {
  font-size: 16px;
  line-height: 1.7;
  color: var(--op-ink-800);
  padding-left: 22px;
  margin: 0 0 18px;
}
.article-body li + li { margin-top: 6px; }
.article-body strong { color: var(--op-ink-900); }
.article-body a { color: var(--op-primary); text-decoration: underline; }

.border-top-soft { border-top: 1px solid var(--op-ink-200); }

/* Resource type cards — image, type label, title, summary */
.resource-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--bs-border-color);
  border-radius: 14px;
  padding: 24px;
  height: 100%;
  text-decoration: none;
  color: var(--op-ink-900);
  transition: border-color .15s var(--op-ease), transform .15s var(--op-ease);
}
.resource-card:hover,
.resource-card:focus-visible {
  border-color: var(--op-primary);
  transform: translateY(-2px);
  color: var(--op-ink-900);
}
.resource-card .resource-type {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--op-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--op-accent);
  margin-bottom: 12px;
}
.resource-card h4 {
  font-size: 18px;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.resource-card p {
  color: var(--bs-secondary-color);
  font-size: 14.5px;
  line-height: 1.55;
  margin: 0;
  flex: 1;
}
.resource-card .resource-cta {
  margin-top: 16px;
  color: var(--op-primary);
  font-size: 14px;
  font-weight: 500;
}

/* Campaign card — visual hero with content overlay */
.campaign-card {
  display: flex;
  flex-direction: column;
  background: linear-gradient(135deg, var(--op-deep), var(--op-primary));
  border-radius: 18px;
  padding: 36px 32px;
  color: #fff;
  text-decoration: none;
  min-height: 240px;
  height: 100%;
  transition: transform .15s var(--op-ease), box-shadow .15s var(--op-ease);
}
.campaign-card:hover,
.campaign-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -20px rgba(14, 18, 48, 0.35);
  color: #fff;
}
.campaign-card .campaign-tag {
  font-family: var(--op-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--op-accent);
  margin-bottom: 14px;
}
.campaign-card h3 {
  font-family: var(--op-font-display);
  font-size: 24px;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  color: #fff;
}
.campaign-card p {
  color: rgba(255,255,255,.78);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 20px;
  flex: 1;
}
.campaign-card .campaign-cta {
  font-weight: 500;
  color: var(--op-accent);
}

/* ============================================================
   Admin area — a slim, self-contained shell separate from the
   marketing chrome. Reuses the design tokens, not the site nav.
   ============================================================ */
.admin-body {
  background: var(--op-ink-050, #f4f5fb);
  min-height: 100vh;
}
.admin-bar {
  background: #fff;
  border-bottom: 1px solid var(--op-ink-100);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 50;
}
.admin-brand {
  font-family: var(--op-font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--op-ink-900);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.admin-brand span { color: var(--op-primary); }
.admin-nav { display: flex; gap: 4px; }
.admin-nav a {
  font-family: var(--op-font-display);
  font-weight: 600;
  font-size: 14px;
  color: var(--op-ink-400);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 8px;
}
.admin-nav a:hover { color: var(--op-primary); background: var(--op-ink-050, #f4f5fb); }
.admin-nav a.is-active { color: var(--op-primary); background: var(--op-ink-050, #f4f5fb); }
.admin-user {
  font-size: 13px;
  font-weight: 600;
  color: var(--op-ink-900);
}
.admin-viewsite {
  font-size: 13px;
  font-weight: 600;
  color: var(--op-ink-400);
  text-decoration: none;
}
.admin-viewsite:hover { color: var(--op-primary); }
.admin-main { padding: 40px 0 64px; }
.admin-page-head { margin-bottom: 8px; }
.admin-page-head h1 {
  font-size: 30px;
  margin: 8px 0 6px;
  letter-spacing: -0.02em;
}
.admin-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #fff;
  border: 1px solid var(--op-ink-100);
  border-radius: 14px;
  padding: 24px;
  text-decoration: none;
  transition: border-color .15s var(--op-ease), transform .15s var(--op-ease);
}
.admin-card:hover {
  border-color: var(--op-primary);
  transform: translateY(-2px);
}
.admin-card-num {
  font-family: var(--op-font-display);
  font-weight: 700;
  font-size: 42px;
  line-height: 1;
  color: var(--op-primary);
}
.admin-card-label {
  font-family: var(--op-font-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--op-ink-900);
  margin-top: 10px;
}
.admin-card-sub {
  font-weight: 500;
  font-size: 13px;
  color: var(--op-ink-400);
  margin-left: 6px;
}
.admin-card-cta {
  margin-top: 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--op-accent);
}
.admin-table { width: 100%; background: #fff; }
.admin-table td a {
  font-weight: 600;
  color: var(--op-primary);
  text-decoration: none;
  font-size: 13px;
}
.admin-table td a i { font-size: 11px; margin-left: 3px; }
.admin-pill {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
}
.admin-pill-live { background: rgba(16,185,129,.14); color: #047857; }
.admin-pill-muted { background: var(--op-ink-100); color: var(--op-ink-400); }