/* ==========================================================================
   VISION Trial — presentation layer
   Stylesheet name : ocular.css
   Foundation      : Bulma 1.0.2, self hosted (assets/css/bulma.min.css)
   Notes           : Every Bulma default is re-pointed through the --oc-* token
                     layer below, so the framework leaves no visible fingerprint.
                     Token values are inherited from the original site footprint
                     or derived from the project seed (see SEED DECISIONS).
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Footprint palette (extracted from the live site) */
  --oc-navy: #00005a;        /* original headings, body copy and links */
  --oc-navy-deep: #06174a;   /* original header / menu bar */
  --oc-navy-ink: #11163c;    /* softened body ink for long reading */
  --oc-red: #8c0209;         /* original sidebar heading band */
  --oc-red-bright: #b3242c;  /* original accent / logo stroke */
  --oc-red-tint: #fceff1;    /* tinted panel derived from the accent */
  --oc-purple: #5b2c86;      /* Stroke Association mark */
  --oc-mist: #eef1f6;        /* seed 12: cool mist neutral */
  --oc-line: #d3d9e6;
  --oc-line-soft: #e7eaf2;
  --oc-white: #ffffff;
  --oc-muted: #5a6076;

  /* Seed derived micro decisions */
  --oc-radius: 10px;         /* seed: floor(s/100) % 6 = 4 -> 10px */
  --oc-radius-sm: 5px;       /* half step for controls */
  --oc-shadow: 0 1px 2px rgba(6, 23, 74, 0.06), 0 8px 24px rgba(6, 23, 74, 0.06);
  --oc-shadow-lift: 0 12px 32px rgba(6, 23, 74, 0.16);
  --oc-gap: 1.15rem;         /* comfortable density */
  --oc-maxw: 1160px;
  --oc-sidew: 264px;

  /* Bulma variable re-pointing */
  --bulma-family-primary: "Carlito", "Calibri", Arial, Helvetica, sans-serif;
  --bulma-family-secondary: "Carlito", "Calibri", Arial, Helvetica, sans-serif;
  --bulma-family-code: "Consolas", "Courier New", monospace;
  --bulma-primary: #00005a;
  --bulma-primary-invert: #ffffff;
  --bulma-link: #00005a;
  --bulma-link-hover: #8c0209;
  --bulma-text: #11163c;
  --bulma-text-strong: #06174a;
  --bulma-body-color: #11163c;
  --bulma-body-background-color: #ffffff;
  --bulma-radius: 10px;
  --bulma-radius-small: 5px;
  --bulma-border: #d3d9e6;
  --bulma-border-weak: #e7eaf2;
  --bulma-scheme-main: #ffffff;
  --bulma-scheme-main-bis: #f7f8fb;
  --bulma-scheme-main-ter: #eef1f6;
  --bulma-title-color: #06174a;
  --bulma-title-weight: 700;
  --bulma-size-normal: 1rem;
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  background: var(--oc-mist);
  color: var(--oc-navy-ink);
  font-family: var(--bulma-family-primary);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--oc-navy-deep);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1.05em;
}

a {
  color: var(--oc-navy);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 0, 90, 0.25);
  transition: color 0.18s ease, border-color 0.18s ease;
}

a:hover,
a:focus {
  color: var(--oc-red);
  border-bottom-color: var(--oc-red);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--oc-red-bright);
  outline-offset: 2px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

hr {
  border: 0;
  border-top: 1px solid var(--oc-line);   /* seed 7: hairline rule */
  margin: 2.2rem 0;
}

.oc-wrap {
  width: 100%;
  max-width: var(--oc-maxw);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.oc-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--oc-navy);
  color: #fff;
  padding: 0.7rem 1.1rem;
  border: 0;
  z-index: 999;
}

.oc-skip:focus {
  left: 0;
}

.oc-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.oc-table-scroll {
  width: 100%;
  overflow-x: auto;
  margin: 1.2rem 0;
}

.oc-status__link {
  margin: 0.6rem 0 0;
  font-size: 0.9rem;
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   3. Masthead
   -------------------------------------------------------------------------- */
.oc-utility {
  background: var(--oc-navy-deep);
  color: #cdd6ea;
  font-size: 0.82rem;
}

.oc-utility__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.5rem;
  justify-content: space-between;
  align-items: center;
  min-height: 38px;
}

.oc-utility__inner span {
  padding: 0.35rem 0;
}

.oc-masthead {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--oc-white);
  border-bottom: 1px solid var(--oc-line);
  box-shadow: 0 1px 0 rgba(6, 23, 74, 0.04);
}

.oc-masthead.is-stuck {
  box-shadow: var(--oc-shadow);
}

.oc-masthead__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  min-height: 84px;
}

.oc-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border: 0;
  color: var(--oc-navy-deep);
}

.oc-brand:hover,
.oc-brand:focus {
  border: 0;
  color: var(--oc-navy-deep);
}

.oc-brand__mark {
  width: 54px;
  height: auto;
}

.oc-brand__name {
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.1;
}

.oc-brand__tag {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--oc-red);
  font-weight: 700;
}

.oc-nav ul {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.oc-nav a {
  display: block;
  padding: 0.55rem 0.8rem;
  border: 0;
  border-bottom: 3px solid transparent;
  color: var(--oc-navy-deep);
  font-weight: 700;
  font-size: 0.94rem;
}

.oc-nav a:hover,
.oc-nav a:focus {
  color: var(--oc-red);
  border-bottom-color: var(--oc-red);
}

.oc-nav a[aria-current="page"] {
  color: var(--oc-red);
  border-bottom-color: var(--oc-red);
}

.oc-navtoggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  background: var(--oc-navy);
  color: #fff;
  border: 0;
  border-radius: var(--oc-radius-sm);
  padding: 0.6rem 0.9rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.oc-navtoggle__bars,
.oc-navtoggle__bars::before,
.oc-navtoggle__bars::after {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  content: "";
}

.oc-navtoggle__bars {
  position: relative;
}

.oc-navtoggle__bars::before {
  position: absolute;
  top: -6px;
}

.oc-navtoggle__bars::after {
  position: absolute;
  top: 6px;
}

/* --------------------------------------------------------------------------
   4. Page frame
   -------------------------------------------------------------------------- */
.oc-layout {
  display: grid;
  grid-template-columns: var(--oc-sidew) minmax(0, 1fr);
  gap: 2.2rem;
  padding: 2.2rem 1.25rem 3.2rem;
  align-items: start;
}

.oc-main {
  min-width: 0;
}

/* --------------------------------------------------------------------------
   5. Sidebar
   -------------------------------------------------------------------------- */
.oc-sidebar {
  position: sticky;
  top: 110px;
}

.oc-panel {
  background: var(--oc-white);
  border: 1px solid var(--oc-line);
  border-radius: var(--oc-radius);
  overflow: hidden;
  margin-bottom: 1.15rem;
  box-shadow: var(--oc-shadow);
}

.oc-panel__head {
  background: var(--oc-red);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 0.7rem 1rem;
}

.oc-panel__body {
  padding: 0.85rem 1rem 1rem;
}

.oc-sidelist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.oc-sidelist li {
  border-bottom: 1px dashed var(--oc-line);
}

.oc-sidelist li:last-child {
  border-bottom: 0;
}

.oc-sidelist a {
  display: block;
  padding: 0.6rem 0;
  border: 0;
  color: var(--oc-navy);
  font-weight: 600;
  font-size: 0.94rem;
}

.oc-sidelist a:hover,
.oc-sidelist a:focus {
  color: var(--oc-red);
  padding-left: 0.35rem;
}

.oc-sidelist a[aria-current="page"] {
  color: var(--oc-red);
  font-weight: 700;
}

.oc-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
}

.oc-facts li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--oc-line-soft);
}

.oc-facts li:last-child {
  border-bottom: 0;
}

.oc-facts b {
  display: block;
  color: var(--oc-navy-deep);
}

.oc-news {
  font-size: 0.9rem;
}

.oc-news__date {
  display: block;
  color: var(--oc-red);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

/* --------------------------------------------------------------------------
   6. Page header / breadcrumbs / byline
   -------------------------------------------------------------------------- */
.oc-crumbs {
  font-size: 0.82rem;
  color: var(--oc-muted);
  margin-bottom: 1rem;
}

.oc-crumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
}

.oc-crumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 0.35rem;
  color: var(--oc-line);
}

.oc-crumbs a {
  border: 0;
}

.oc-pagehead {
  border-bottom: 1px solid var(--oc-line);
  margin-bottom: 1.6rem;
  padding-bottom: 1rem;
}

.oc-pagehead h1 {
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.4rem);
  margin-bottom: 0.35rem;
}

.oc-byline {
  color: var(--oc-muted);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
}

.oc-byline svg {
  width: 15px;
  height: 15px;
  flex: none;
  color: var(--oc-red);
}

/* --------------------------------------------------------------------------
   7. Content blocks
   -------------------------------------------------------------------------- */
.oc-card {
  background: var(--oc-white);
  border: 1px solid var(--oc-line);
  border-radius: var(--oc-radius);
  padding: 1.5rem 1.6rem;
  box-shadow: var(--oc-shadow);
  margin-bottom: 1.6rem;
}

.oc-prose h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
  padding-left: 0.7rem;
  border-left: 4px solid var(--oc-red);
}

.oc-prose h3 {
  font-size: 1.15rem;
  color: var(--oc-navy);
  margin-top: 1.6rem;
}

.oc-prose ul,
.oc-prose ol {
  padding-left: 1.3rem;
}

.oc-prose li {
  margin-bottom: 0.45rem;
}

.oc-lead {
  font-size: 1.12rem;
  color: var(--oc-navy-deep);
}

.oc-callout {
  background: var(--oc-red-tint);
  border-left: 4px solid var(--oc-red);
  border-radius: var(--oc-radius-sm);
  padding: 1.1rem 1.25rem;
  margin: 1.5rem 0;
}

.oc-callout--navy {
  background: var(--oc-mist);
  border-left-color: var(--oc-navy);
}

.oc-callout p:last-child {
  margin-bottom: 0;
}

.oc-tag {
  display: inline-block;
  background: var(--oc-mist);
  color: var(--oc-navy-deep);
  border: 1px solid var(--oc-line);
  border-radius: 999px;
  padding: 0.2rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   8. Homepage hero (seed 4: split emblem hero)
   -------------------------------------------------------------------------- */
.oc-hero {
  background: linear-gradient(160deg, #06174a 0%, #00005a 55%, #1a2470 100%);
  color: #eef1f6;
  padding: 3.2rem 0 3.4rem;
}

.oc-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 2.4rem;
  align-items: center;
}

.oc-hero__eyebrow {
  display: inline-block;
  color: #ffd7db;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

.oc-hero h1 {
  color: #fff;
  font-size: clamp(1.9rem, 1.3rem + 3vw, 3rem);
  margin-bottom: 0.7rem;
}

.oc-hero p {
  color: #dfe5f3;
  font-size: 1.1rem;
  max-width: 40rem;
}

.oc-hero .oc-actions {
  margin-top: 1.6rem;
}

.oc-emblem-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--oc-radius);
  padding: 1.6rem;
  text-align: center;
  backdrop-filter: blur(2px);
}

.oc-emblem-card img {
  width: 100%;
  max-width: 280px;
  margin: 0 auto 0.6rem;
}

.oc-emblem-card__cap {
  color: #cdd6ea;
  font-size: 0.85rem;
  margin: 0;
}

.oc-status {
  margin-top: 1.1rem;
  background: var(--oc-white);
  border-radius: var(--oc-radius);
  padding: 1rem 1.15rem;
  text-align: left;
  color: var(--oc-navy-ink);
}

.oc-status__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--oc-red);
}

.oc-status__value {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--oc-navy-deep);
}

/* --------------------------------------------------------------------------
   9. Sections
   -------------------------------------------------------------------------- */
.oc-band {
  padding: 3rem 0;
}

.oc-band--tint {
  background: var(--oc-white);
  border-top: 1px solid var(--oc-line);
  border-bottom: 1px solid var(--oc-line);
}

.oc-band__head {
  max-width: 46rem;
  margin-bottom: 2rem;
}

.oc-band__head h2 {
  font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2rem);
}

.oc-eyebrow {
  display: block;
  color: var(--oc-red);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  margin-bottom: 0.55rem;
}

.oc-grid {
  display: grid;
  gap: 1.3rem;
}

.oc-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.oc-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.oc-grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.oc-tile {
  background: var(--oc-white);
  border: 1px solid var(--oc-line);
  border-top: 4px solid var(--oc-red);
  border-radius: var(--oc-radius);
  padding: 1.5rem 1.4rem;
  box-shadow: var(--oc-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.oc-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--oc-shadow-lift);
}

.oc-tile h3 {
  font-size: 1.12rem;
  margin-bottom: 0.4rem;
}

.oc-tile p:last-child {
  margin-bottom: 0;
}

.oc-tile__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--oc-navy);
  color: #fff;
  font-weight: 700;
  margin-bottom: 0.7rem;
}

.oc-stat {
  text-align: center;
  padding: 1.4rem 1rem;
  background: var(--oc-white);
  border: 1px solid var(--oc-line);
  border-radius: var(--oc-radius);
}

.oc-stat__num {
  display: block;
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--oc-red);
  line-height: 1;
}

.oc-stat__cap {
  display: block;
  font-size: 0.9rem;
  color: var(--oc-muted);
  margin-top: 0.4rem;
}

.oc-icon {
  width: 34px;
  height: 34px;
  color: var(--oc-red);
  margin-bottom: 0.7rem;
}

/* --------------------------------------------------------------------------
   10. Buttons
   -------------------------------------------------------------------------- */
.oc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.oc-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.3rem;
  border-radius: var(--oc-radius-sm);
  border: 2px solid transparent;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.16s ease, background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.oc-btn:hover {
  transform: translateY(-2px);
}

.oc-btn--primary {
  background: var(--oc-navy);
  color: #fff;
}

.oc-btn--primary:hover,
.oc-btn--primary:focus {
  background: var(--oc-navy-deep);
  color: #fff;
}

.oc-btn--accent {
  background: var(--oc-red);
  color: #fff;
}

.oc-btn--accent:hover,
.oc-btn--accent:focus {
  background: #6f0107;
  color: #fff;
}

.oc-btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.65);
  color: #fff;
}

.oc-btn--ghost:hover,
.oc-btn--ghost:focus {
  background: #fff;
  color: var(--oc-navy);
}

.oc-btn--outline {
  background: transparent;
  border-color: var(--oc-navy);
  color: var(--oc-navy);
}

.oc-btn--outline:hover,
.oc-btn--outline:focus {
  background: var(--oc-navy);
  color: #fff;
}

/* --------------------------------------------------------------------------
   11. Tables
   -------------------------------------------------------------------------- */
.oc-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--oc-white);
  border: 1px solid var(--oc-line);
  border-radius: var(--oc-radius);
  overflow: hidden;
  font-size: 0.94rem;
}

.oc-table th {
  background: var(--oc-navy);
  color: #fff;
  text-align: left;
  padding: 0.7rem 0.9rem;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

.oc-table td {
  padding: 0.7rem 0.9rem;
  border-top: 1px solid var(--oc-line-soft);
  vertical-align: top;
}

.oc-table tbody tr:nth-child(even) {
  background: #f7f8fb;   /* seed 11: zebra rows */
}

/* --------------------------------------------------------------------------
   12. Forms
   -------------------------------------------------------------------------- */
.oc-field {
  margin-bottom: 1.1rem;
}

.oc-field label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--oc-navy-deep);
  margin-bottom: 0.35rem;
}

.oc-input,
.oc-textarea,
.oc-select {
  width: 100%;
  font: inherit;
  color: var(--oc-navy-ink);
  background: #fff;
  border: 1px solid var(--oc-line);
  border-radius: var(--oc-radius-sm);
  padding: 0.65rem 0.8rem;
}

.oc-input:focus,
.oc-textarea:focus,
.oc-select:focus {
  border-color: var(--oc-navy);
}

.oc-hint {
  display: block;
  font-size: 0.82rem;
  color: var(--oc-muted);
  margin-top: 0.3rem;
}

.oc-formnote {
  font-size: 0.88rem;
  color: var(--oc-muted);
}

.oc-alert {
  border-radius: var(--oc-radius-sm);
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--oc-line);
  background: var(--oc-mist);
  margin-bottom: 1rem;
}

.oc-alert--ok {
  background: #eef7f0;
  border-color: #bfe3c7;
}

.oc-alert[hidden] {
  display: none;
}

/* --------------------------------------------------------------------------
   13. Figures / diagrams
   -------------------------------------------------------------------------- */
.oc-figure {
  margin: 1.5rem 0;
}

.oc-figure svg {
  width: 100%;
  height: auto;
  border: 1px solid var(--oc-line);
  border-radius: var(--oc-radius);
  background: #fff;
}

.oc-figure figcaption {
  font-size: 0.88rem;
  color: var(--oc-muted);
  margin-top: 0.5rem;
}

.oc-diagrams {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.oc-flow {
  list-style: none;
  counter-reset: ocstep;
  margin: 1.6rem 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.oc-flow > li {
  counter-increment: ocstep;
  position: relative;
  background: var(--oc-white);
  border: 1px solid var(--oc-line);
  border-left: 4px solid var(--oc-navy);
  border-radius: var(--oc-radius);
  padding: 1rem 1.2rem 1rem 3.5rem;
  box-shadow: var(--oc-shadow);
}

.oc-flow > li::before {
  content: counter(ocstep);
  position: absolute;
  left: 0.95rem;
  top: 1rem;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--oc-red);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.oc-flow > li strong {
  display: block;
  color: var(--oc-navy-deep);
  margin-bottom: 0.15rem;
}

.oc-flow__arms {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.7rem;
}

.oc-flow__arms span {
  background: var(--oc-mist);
  border: 1px solid var(--oc-line);
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--oc-navy-deep);
}

/* --------------------------------------------------------------------------
   14. Related organisations
   -------------------------------------------------------------------------- */
.oc-partners {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  align-items: center;
}

.oc-partners img {
  max-height: 62px;
  width: auto;
  filter: grayscale(0.15);
}

.oc-partner-badge {
  border: 1px solid var(--oc-line);
  border-radius: var(--oc-radius-sm);
  padding: 0.7rem 1rem;
  background: #fff;
  font-weight: 700;
  color: var(--oc-navy-deep);
  font-size: 0.9rem;
}

.oc-toc {
  background: var(--oc-white);
  border: 1px solid var(--oc-line);
  border-radius: var(--oc-radius);
  padding: 1rem 1.25rem;
  margin: 0 0 1.6rem;
  box-shadow: var(--oc-shadow);
}

.oc-toc__title {
  font-weight: 700;
  color: var(--oc-navy-deep);
  margin: 0 0 0.55rem;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.oc-toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.oc-toc a {
  border: 0;
  font-weight: 600;
}

.oc-index {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1.4rem;
  padding: 0;
}

.oc-index a {
  display: inline-block;
  border: 1px solid var(--oc-line);
  border-radius: 999px;
  padding: 0.2rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 700;
  background: #fff;
}

.oc-index a:hover,
.oc-index a:focus {
  border-color: var(--oc-red);
}

.oc-glossary {
  margin: 1.4rem 0;
  border-top: 1px solid var(--oc-line);
}

.oc-glossary dt {
  font-weight: 700;
  color: var(--oc-navy-deep);
  font-size: 1.05rem;
  padding-top: 1rem;
}

.oc-glossary dd {
  margin: 0.25rem 0 0;
  padding: 0 0 1rem;
  border-bottom: 1px solid var(--oc-line-soft);
  color: var(--oc-navy-ink);
}

.oc-glossary dd:last-child {
  border-bottom: 0;
}

.oc-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.oc-links li {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--oc-line-soft);
}

.oc-links li:last-child {
  border-bottom: 0;
}

.oc-links a {
  border: 0;
}

/* --------------------------------------------------------------------------
   15. Footer
   -------------------------------------------------------------------------- */
.oc-footer {
  background: var(--oc-navy-deep);
  color: #c6cfe4;
  padding: 3rem 0 1.5rem;
  margin-top: 2rem;
}

.oc-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.oc-footer h2,
.oc-footer h3 {
  color: #fff;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

.oc-footer p {
  font-size: 0.9rem;
}

.oc-footer a {
  color: #dfe5f3;
  border: 0;
}

.oc-footer a:hover,
.oc-footer a:focus {
  color: #fff;
  text-decoration: underline;
}

.oc-footer .oc-footer__brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.8rem;
}

.oc-footer .oc-footer__brand img {
  width: 44px;
}

.oc-footer__brand strong {
  color: #fff;
  font-size: 1.15rem;
}

.oc-footer__list {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}

.oc-footer__list li {
  margin-bottom: 0.5rem;
}

.oc-footer__logos {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-top: 0.9rem;
  background: #fff;
  border-radius: var(--oc-radius-sm);
  padding: 0.6rem 0.8rem;
}

.oc-footer__logos img {
  max-height: 34px;
  width: auto;
}

.oc-footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem 1.5rem;
  padding-top: 1.3rem;
  font-size: 0.82rem;
  color: #a9b5d0;
}

.oc-footer__legal p {
  margin: 0;
}

.oc-footer__legal nav {
  display: flex;
  gap: 1rem;
}

/* --------------------------------------------------------------------------
   16. Cookie notice
   -------------------------------------------------------------------------- */
.oc-cookies {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: #06174a;
  color: #dfe5f3;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.9rem 0;
  font-size: 0.86rem;
}

.oc-cookies__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  align-items: center;
  justify-content: space-between;
}

.oc-cookies p {
  margin: 0;
  max-width: 62ch;
}

.oc-cookies a {
  color: #fff;
}

.oc-cookies[hidden] {
  display: none;
}

/* --------------------------------------------------------------------------
   17. Motion (seed 5: moderate, reduced motion respected)
   -------------------------------------------------------------------------- */
.oc-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.oc-reveal.is-in {
  opacity: 1;
  transform: none;
}

/* --------------------------------------------------------------------------
   18. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1023px) {
  .oc-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.6rem;
  }

  .oc-sidebar {
    position: static;
    order: 2;
  }

  .oc-main {
    order: 1;
  }

  .oc-hero__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .oc-emblem-card {
    max-width: 420px;
  }

  .oc-grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .oc-footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .oc-navtoggle {
    display: inline-flex;
  }

  .oc-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #fff;
    border-bottom: 1px solid var(--oc-line);
    box-shadow: var(--oc-shadow);
    padding: 0.6rem 1.25rem 1rem;
  }

  .oc-nav.is-open {
    display: block;
  }

  .oc-nav ul {
    flex-direction: column;
    align-items: stretch;
  }

  .oc-nav a {
    border-bottom: 1px solid var(--oc-line-soft);
    border-left: 3px solid transparent;
    padding: 0.75rem 0.4rem;
  }

  .oc-nav a:hover,
  .oc-nav a:focus,
  .oc-nav a[aria-current="page"] {
    border-bottom-color: var(--oc-line-soft);
    border-left-color: var(--oc-red);
  }

  .oc-masthead__inner {
    position: relative;
    min-height: 72px;
  }

  .oc-grid--3,
  .oc-grid--2,
  .oc-diagrams {
    grid-template-columns: minmax(0, 1fr);
  }

  .oc-utility__inner {
    justify-content: flex-start;
  }

  .oc-utility__inner span:last-child {
    display: none;
  }
}

@media (max-width: 480px) {
  .oc-grid--4,
  .oc-footer__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .oc-brand__tag {
    font-size: 0.68rem;
  }

  .oc-brand__name {
    font-size: 1.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }

  .oc-reveal {
    opacity: 1;
    transform: none;
  }

  .oc-tile:hover,
  .oc-btn:hover {
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   19. Print
   -------------------------------------------------------------------------- */
@media print {
  .oc-masthead,
  .oc-utility,
  .oc-sidebar,
  .oc-cookies,
  .oc-footer {
    display: none !important;
  }

  .oc-layout {
    display: block;
  }

  body {
    background: #fff;
  }
}