/* Runtime Assurance Index: all rules scoped to .ra-index and .ra-coverage */
@property --ra-angle { syntax: '<angle>'; initial-value: 0deg; inherits: true; }
.ra-index, .ra-coverage {
  --ra-bg: var(--dor-black, #0B0B0B);
  --ra-raised: var(--dor-raised, #161616);
  --ra-line: var(--dor-line, #1F1F1F);
  --ra-text: var(--dor-text, #F2F2F2);
  --ra-text-2: var(--dor-text-2, #B8B8B8);
  --ra-text-3: var(--dor-text-3, #8C8C8C);
  --ra-accent: var(--dor-accent, #2E6E93);
  --ra-accent-text: var(--dor-accent-text, #5B9BC0);
  --ra-glow-core: #CFE6F3;
  --ra-sans: var(--font-display, "DOR Sans", system-ui, sans-serif);
  --ra-serif: var(--font-serif, "DOR Serif", Georgia, serif);
}
.ra-index { color: var(--ra-text); }
.ra-index h1, .ra-index h2, .ra-index h3, .ra-index .ra-eyebrow, .ra-index .ra-id,
.ra-index .ra-chip, .ra-index .ra-count, .ra-index .ra-copy, .ra-index .ra-search input,
.ra-coverage, .ra-coverage h2, .ra-coverage p, .ra-coverage .ra-tile-title, .ra-coverage .ra-tile-text, .ra-coverage .ra-text-link { font-family: var(--ra-sans); }
.ra-index p { font-family: var(--ra-serif); }
.ra-index [id] { scroll-margin-top: calc(var(--header-h, 64px) + var(--ra-controls-h, 150px) + 16px); }

.ra-hero { padding: 72px 0 32px; max-width: 820px; }
.ra-eyebrow, .ra-id { color: var(--ra-accent-text); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; margin: 0 0 10px; }
.ra-hero h1 { font-size: clamp(36px, 6vw, 64px); line-height: 1.05; margin: 0 0 16px; font-weight: 600; letter-spacing: -.01em; }
.ra-sub { font-size: clamp(18px, 2.2vw, 22px); color: var(--ra-text); line-height: 1.45; margin: 0 0 20px; }
.ra-hero p { color: var(--ra-text-2); line-height: 1.65; font-size: 17px; }

.ra-controls { position: sticky; top: var(--header-h, 64px); z-index: 5; background: color-mix(in srgb, var(--ra-bg) 92%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--ra-line); padding: 14px 0; margin: 8px 0 8px; }
.ra-search { display: block; margin: 0 0 12px; }
.ra-search input { width: 100%; box-sizing: border-box; background: var(--ra-raised); color: var(--ra-text); border: 1px solid var(--ra-line);
  border-radius: 6px; padding: 12px 14px; font-size: 16px; }
.ra-search input::placeholder { color: var(--ra-text-3); }
.ra-search input:focus { outline: 2px solid var(--ra-accent-text); outline-offset: 1px; }
.ra-chips { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding-bottom: 2px; }
.ra-chips::-webkit-scrollbar { display: none; }
.ra-chip { flex: 0 0 auto; background: transparent; color: var(--ra-text-2); border: 1px solid var(--ra-line); border-radius: 999px;
  padding: 7px 14px; font-size: 13px; cursor: pointer; white-space: nowrap; }
.ra-chip:hover { color: var(--ra-text); border-color: var(--ra-text-3); }
.ra-chip[aria-pressed="true"] { color: var(--ra-text); border-color: var(--ra-accent-text); background: color-mix(in srgb, var(--ra-accent) 22%, transparent); }
.ra-chip:focus-visible { outline: 2px solid var(--ra-accent-text); outline-offset: 2px; }
.ra-chip .ra-n { color: var(--ra-text-3); margin-left: 6px; }
.ra-index .ra-status { color: var(--ra-text-3); font-size: 13px; margin: 10px 0 0; min-height: 1em; font-family: var(--ra-sans); }

.ra-cat { padding: 56px 0 8px; }
.ra-cat-head { display: grid; grid-template-columns: 1fr; gap: 6px; margin-bottom: 24px; max-width: 760px; }
.ra-cat-head h2 { font-size: clamp(26px, 3.4vw, 36px); margin: 0; font-weight: 600; }
.ra-cat-head p { color: var(--ra-text-2); margin: 0; font-size: 17px; line-height: 1.55; }
.ra-count { color: var(--ra-text-3); font-size: 13px; }

.ra-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
@media (max-width: 1024px) { .ra-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .ra-grid { grid-template-columns: 1fr; } .ra-hero { padding-top: 40px; } }

/* Card with the tracking glow */
.ra-grid, .ra-tiles { isolation: isolate; }
.ra-card, .ra-tile { position: relative; background: var(--ra-raised); border: 1px solid var(--ra-line); border-radius: 12px; }
.ra-card { padding: 22px 22px 18px; display: flex; flex-direction: column; min-height: 220px; }
.ra-card::before, .ra-card::after, .ra-tile::before, .ra-tile::after {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none; opacity: 0;
  background: conic-gradient(from var(--ra-angle), transparent 0deg, var(--ra-accent-text) 24deg, var(--ra-glow-core) 40deg,
    var(--ra-accent-text) 56deg, transparent 84deg, transparent 360deg);
  transition: opacity .28s ease, --ra-angle .18s linear;
}
.ra-card::before, .ra-tile::before {
  padding: 1.5px;
  z-index: 1;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask-composite: exclude;
}
.ra-card::after, .ra-tile::after { z-index: -1; filter: blur(12px); inset: -2px; }
.ra-card.is-lit::before, .ra-tile.is-lit::before { opacity: 1; }
.ra-card.is-lit::after, .ra-tile.is-lit::after { opacity: .7; }
.ra-card.is-lapping::before, .ra-card.is-lapping::after, .ra-tile.is-lapping::before, .ra-tile.is-lapping::after {
  animation: ra-lap 1.4s cubic-bezier(.45,.05,.35,1) 1; transition: opacity .28s ease;
}
@keyframes ra-lap { from { --ra-angle: var(--ra-start, 0deg); } to { --ra-angle: calc(var(--ra-start, 0deg) + 360deg); } }
.ra-card.is-target { border-color: color-mix(in srgb, var(--ra-accent-text) 60%, var(--ra-line)); }

.ra-card .ra-id { margin-bottom: 12px; }
.ra-card h3 { font-size: 19px; line-height: 1.3; margin: 0 0 10px; font-weight: 600; color: var(--ra-text); }
.ra-card p { color: var(--ra-text-2); font-size: 16px; line-height: 1.6; margin: 0 0 16px; }
.ra-card-foot { margin-top: auto; display: flex; justify-content: flex-end; }
.ra-copy { background: transparent; border: 1px solid transparent; color: var(--ra-text-3); font-size: 12px; letter-spacing: .06em;
  padding: 6px 8px; border-radius: 4px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.ra-copy:hover, .ra-copy:focus-visible { color: var(--ra-text); border-color: var(--ra-line); outline: none; }
.ra-copy-icon { width: 14px; height: 14px; display: inline-block; background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.8'%3E%3Cpath d='M10 14a5 5 0 0 0 7.07 0l3-3a5 5 0 0 0-7.07-7.07l-1 1'/%3E%3Cpath d='M14 10a5 5 0 0 0-7.07 0l-3 3a5 5 0 0 0 7.07 7.07l1-1'/%3E%3C/svg%3E") center / contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='1.8'%3E%3Cpath d='M10 14a5 5 0 0 0 7.07 0l3-3a5 5 0 0 0-7.07-7.07l-1 1'/%3E%3Cpath d='M14 10a5 5 0 0 0-7.07 0l-3 3a5 5 0 0 0 7.07 7.07l1-1'/%3E%3C/svg%3E") center / contain no-repeat; }

.ra-empty { color: var(--ra-text-2); padding: 48px 0; text-align: center; font-family: var(--ra-serif); }
.ra-close { border-top: 1px solid var(--ra-line); margin-top: 72px; padding: 56px 0 96px; text-align: center; }
.ra-close p { color: var(--ra-text-2); font-size: 18px; margin: 0 0 20px; }
.ra-index [hidden] { display: none !important; }

/* Solutions page coverage section */
.ra-coverage { padding: 72px 0; }
.ra-coverage h2 { margin: 0 0 10px; }
.ra-coverage > p { color: var(--ra-text-2); margin: 0 0 28px; font-size: 17px; }
.ra-tiles { list-style: none; margin: 0 0 24px; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.ra-tile a { display: block; padding: 20px; text-decoration: none; height: 100%; box-sizing: border-box; }
.ra-tile-title { display: block; color: var(--ra-text); font-weight: 600; font-size: 17px; margin-bottom: 6px; }
.ra-tile-text { display: block; color: var(--ra-text-2); font-size: 15px; line-height: 1.5; }
.ra-tile a:focus-visible { outline: 2px solid var(--ra-accent-text); outline-offset: 2px; border-radius: 12px; }
.ra-text-link { color: var(--ra-accent-text); }

@media (prefers-reduced-motion: reduce) {
  .ra-card::before, .ra-card::after, .ra-tile::before, .ra-tile::after { transition: opacity .2s ease; animation: none !important;
    background: linear-gradient(var(--ra-accent-text), var(--ra-accent-text)); }
  .ra-card::after, .ra-tile::after { opacity: 0 !important; }
}

/* Library: Runtime Assurance Index feature. Scoped to .ra-feature */
.ra-feature { margin: 0 0 56px; }
.ra-feature, .ra-feature * { font-family: var(--ra-sans, "DOR Sans", system-ui, sans-serif); }
.ra-feature-panel {
  --ra-bg: #0B0B0B; --ra-line: #1F1F1F; --ra-text: #F2F2F2; --ra-text-2: #B8B8B8; --ra-accent: #2E6E93; --ra-accent-text: #5B9BC0;
  position: relative; overflow: hidden; background: var(--ra-bg); color: var(--ra-text); border-radius: 12px;
  padding: 48px; display: flex; align-items: flex-end; justify-content: space-between; gap: 40px;
}
.ra-feature-panel::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(var(--ra-line) 1px, transparent 1px), linear-gradient(90deg, var(--ra-line) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse at 85% 30%, #000 0%, transparent 70%); mask-image: radial-gradient(ellipse at 85% 30%, #000 0%, transparent 70%);
}
.ra-feature-copy, .ra-feature-action { position: relative; }
.ra-feature-copy { max-width: 620px; }
.ra-feature-eyebrow { color: var(--ra-accent-text); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; margin: 0 0 14px; }
.ra-feature-copy h2 { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.08; margin: 0 0 16px; color: var(--ra-text); }
.ra-feature-text { color: var(--ra-text-2); font-size: 17px; line-height: 1.6; margin: 0; }
.ra-feature-button { display: inline-block; white-space: nowrap; background: var(--ra-accent); color: #FFFFFF; text-decoration: none; padding: 12px 22px; border-radius: 6px; font-size: 15px; }
.ra-feature-button:hover { background: #34789F; }
.ra-feature-button:focus-visible { outline: 2px solid var(--ra-accent-text); outline-offset: 3px; }
@media (max-width: 900px) { .ra-feature-panel { flex-direction: column; align-items: flex-start; padding: 32px 24px; gap: 28px; } }