:root {
      color-scheme: dark;
      --bg: #090B0E;
      --surface-1: #0F1216;
      --surface-2: #151A20;
      --text: #F2F1EC;
      --text-secondary: #AEB3B8;
      --muted: #737A82;
      --line: rgba(255, 255, 255, .09);
      --line-strong: rgba(255, 255, 255, .18);
      --amber: #F0A030;
      --amber-highlight: #FFC46B;
      --steel-1: #5B7088;
      --steel-2: #485C71;
      --steel-3: #354656;
      --steel-4: #24313D;
      --steel-5: #151B23;
      --content-width: max(77.5rem, 82vw);
      --measure: 62ch;
      --gutter: clamp(1.25rem, 4vw, 8rem);
      --section-space: clamp(5rem, 9vw, 9rem);
    }

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

    html {
      scroll-behavior: smooth;
      scroll-padding-top: 6rem;
      background: var(--bg);
    }

    body {
      min-width: 320px;
      margin: 0;
      overflow-x: hidden;
      background: var(--bg);
      color: var(--text);
      font-family: "Radio Canada", sans-serif;
      font-size: 1.05rem;
      font-weight: 400;
      line-height: 1.65;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }

    body::before {
      position: fixed;
      z-index: 0;
      inset: 0;
      background: url("ostirion-surface.svg") center / cover no-repeat;
      content: "";
      opacity: 1;
      pointer-events: none;
    }

    main,
    .site-footer {
      position: relative;
      z-index: 1;
    }

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    button,
    a {
      -webkit-tap-highlight-color: transparent;
    }

    button {
      border: 0;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img,
    svg,
    canvas {
      display: block;
      max-width: 100%;
    }

    p,
    h1,
    h2,
    h3,
    ul,
    ol,
    figure,
    blockquote {
      margin: 0;
    }

    ul,
    ol {
      padding: 0;
      list-style: none;
    }

    h1,
    h2,
    h3 {
      color: var(--text);
      font-family: "Radio Canada Big", sans-serif;
      font-weight: 600;
      letter-spacing: -.02em;
      line-height: 1.05;
      text-wrap: balance;
    }

    h1 {
      font-size: clamp(2.6rem, 6.6vw, 6rem);
    }

    h2 {
      font-size: clamp(1.9rem, 3.4vw, 3rem);
    }

    :focus-visible {
      outline: 2px solid var(--amber);
      outline-offset: 3px;
    }

    ::selection {
      background: var(--amber);
      color: var(--bg);
    }

    .skip-link {
      position: fixed;
      z-index: 1000;
      top: .75rem;
      left: .75rem;
      min-height: 44px;
      padding: .65rem 1rem;
      transform: translateY(-160%);
      border-radius: 999px;
      background: var(--text);
      color: var(--bg);
      font-weight: 500;
    }

    .skip-link:focus {
      transform: translateY(0);
    }

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

    .page-shell {
      width: min(100%, calc(var(--content-width) + 2 * var(--gutter)));
      margin-inline: auto;
      padding-inline: var(--gutter);
    }

    .section-pad {
      padding-block: var(--section-space);
    }

    .eyebrow {
      color: var(--amber);
      font-size: .78rem;
      font-weight: 500;
      letter-spacing: .12em;
      line-height: 1.4;
      text-transform: uppercase;
    }

    .section-title {
      max-width: 19ch;
    }

    .lead {
      max-width: var(--measure);
      color: var(--text-secondary);
      font-size: 1.15rem;
      line-height: 1.65;
    }

    .button-row {
      display: flex;
      flex-wrap: wrap;
      gap: .75rem;
      align-items: center;
    }

    .pill {
      display: inline-flex;
      min-height: 44px;
      align-items: center;
      justify-content: center;
      padding: .72rem 1.15rem;
      border: 1px solid transparent;
      border-radius: 999px;
      font-size: .96rem;
      font-weight: 500;
      line-height: 1;
    }

    .pill-solid {
      background: var(--text);
      color: var(--bg);
    }

    .pill-outline {
      border-color: var(--line-strong);
      background: transparent;
      color: var(--text);
    }

    .arrow-link {
      display: inline-flex;
      min-height: 44px;
      align-items: center;
      gap: .55rem;
      color: var(--text);
      font-weight: 500;
    }

    .arrow-link svg {
      width: 1rem;
      height: 1rem;
      flex: 0 0 auto;
      transition: transform .2s ease;
    }

    .arrow-link:hover,
    .arrow-link:focus-visible {
      color: var(--amber-highlight);
    }

    .arrow-link:hover svg,
    .arrow-link:focus-visible svg {
      transform: translateX(3px);
    }


    .site-header {
      position: fixed;
      z-index: 100;
      inset: 0 0 auto;
      border-bottom: 1px solid transparent;
      background: rgba(9, 11, 14, .38);
      -webkit-backdrop-filter: blur(14px);
      backdrop-filter: blur(14px);
      transition: background-color .35s ease, border-color .35s ease;
    }

    .site-header.is-scrolled {
      border-bottom-color: var(--line);
      background: rgba(9, 11, 14, .88);
    }

    .site-nav {
      min-height: 76px;
    }

    .nav-inner {
      display: grid;
      min-height: 76px;
      grid-template-columns: auto 1fr;
      gap: 2rem;
      align-items: center;
    }

    .brand {
      display: inline-flex;
      min-height: 44px;
      align-items: center;
      gap: .65rem;
      justify-self: start;
      font-family: "Radio Canada Big", sans-serif;
    }

    .brand-wordmark {
      font-size: .86rem;
      font-weight: 700;
      letter-spacing: .22em;
      line-height: 1;
      text-transform: uppercase;
    }

    .brand-mark {
      width: 30px;
      height: 30px;
      color: var(--text);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 1.5rem;
    }

    .nav-list {
      display: flex;
      align-items: center;
      gap: clamp(1rem, 2.2vw, 2rem);
    }

    .nav-link {
      display: inline-flex;
      min-height: 44px;
      min-width: 44px;
      align-items: center;
      justify-content: center;
      color: var(--text-secondary);
      font-size: .94rem;
      font-weight: 500;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: var(--amber-highlight);
    }

    .nav-dropdown {
      position: relative;
    }

    .nav-dropdown-toggle {
      gap: .4rem;
      background: transparent;
      cursor: pointer;
    }

    .nav-dropdown-toggle svg {
      width: .6rem;
      height: auto;
      flex: 0 0 auto;
      transition: transform .2s ease;
    }

    .nav-dropdown-toggle[aria-expanded="true"] svg {
      transform: rotate(180deg);
    }

    .nav-menu {
      position: absolute;
      top: calc(100% + .5rem);
      left: 50%;
      display: grid;
      min-width: 17rem;
      padding: .5rem;
      border: 1px solid var(--line-strong);
      background: rgba(13, 16, 20, .97);
      gap: .25rem;
      transform: translateX(-50%);
    }

    .nav-menu[hidden] {
      display: none;
    }

    .no-js .nav-dropdown:hover .nav-menu[hidden],
    .no-js .nav-dropdown:focus-within .nav-menu[hidden] {
      display: grid;
    }

    .nav-menu-link {
      display: grid;
      gap: .2rem;
      padding: .65rem .75rem;
    }

    .nav-menu-link:hover,
    .nav-menu-link:focus-visible {
      background: rgba(255, 255, 255, .05);
    }

    .nav-menu-label {
      color: var(--text);
      font-size: .94rem;
      font-weight: 500;
    }

    .nav-menu-link:hover .nav-menu-label,
    .nav-menu-link:focus-visible .nav-menu-label,
    .nav-menu-link[aria-current="page"] .nav-menu-label {
      color: var(--amber-highlight);
    }

    .nav-menu-note {
      color: var(--muted);
      font-size: .82rem;
      line-height: 1.4;
    }

    .menu-toggle {
      display: none;
      justify-self: end;
      cursor: pointer;
    }

    .mobile-menu {
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      background: var(--bg);
    }

    .mobile-menu-inner {
      display: grid;
      gap: .25rem;
      padding-block: 1rem 1.25rem;
    }

    .mobile-menu .nav-link,
    .mobile-menu .pill {
      width: 100%;
      justify-content: flex-start;
    }

    @media (max-width: 899px) {
      .js .nav-actions {
        display: none;
      }

      .js .menu-toggle {
        display: inline-flex;
      }

      .no-js .nav-inner {
        grid-template-columns: 1fr;
        gap: .25rem;
        padding-block: .5rem;
      }

      .no-js .nav-actions {
        flex-wrap: wrap;
        justify-content: flex-start;
      }
    }

    .hero-section {
      position: relative;
      min-height: 100svh;
      overflow: hidden;
      background:
        radial-gradient(circle at 72% 42%, rgba(91, 112, 136, .14), transparent 42%),
        linear-gradient(145deg, var(--surface-2), var(--bg) 68%);
    }

    .hero-section::before {
      position: absolute;
      z-index: 2;
      inset: 0;
      background: url("ostirion-surface.svg") center / cover no-repeat;
      content: "";
      opacity: .62;
      pointer-events: none;
    }

    .hero-canvas,
    .hero-scrim {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
    }

    .hero-canvas {
      z-index: 0;
      cursor: grab;
      touch-action: none;
    }

    .hero-canvas.is-dragging {
      cursor: grabbing;
    }

    .hero-canvas:focus-visible {
      outline: 2px solid var(--amber);
      outline-offset: -4px;
    }

    .hero-scrim {
      z-index: 1;
      background:
        linear-gradient(90deg, rgba(9, 11, 14, .92) 0%, rgba(9, 11, 14, .7) 42%, rgba(9, 11, 14, .14) 76%),
        linear-gradient(0deg, rgba(9, 11, 14, .82) 0%, transparent 58%);
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 3;
      display: grid;
      min-height: 100svh;
      padding-top: 8.5rem;
      padding-bottom: clamp(2.25rem, 6vh, 4.5rem);
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 2rem;
      align-items: end;
      pointer-events: none;
    }

    .hero-copy,
    .scroll-cue,
    .hero-status {
      pointer-events: auto;
    }

    .hero-copy {
      display: grid;
      max-width: 850px;
      gap: 1.5rem;
    }

    .hero-copy h1 {
      max-width: 12ch;
    }

    .hero-copy .lead {
      max-width: 64ch;
    }

    .scroll-cue {
      padding-bottom: .65rem;
      color: var(--text-secondary);
      font-size: .78rem;
      font-weight: 500;
      letter-spacing: .12em;
      text-transform: uppercase;
      writing-mode: vertical-rl;
      display: flex;
      min-width: 44px;
      min-height: 44px;
      align-items: center;
      justify-content: flex-end;
    }

    @media (max-width: 700px) {
      .hero-inner {
        grid-template-columns: 1fr;
      }

      .scroll-cue {
        display: none;
      }
    }

    .metrics-heading {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
      gap: clamp(2rem, 7vw, 8rem);
      align-items: end;
      padding-block: clamp(4rem, 8vw, 7rem);
    }

    .metrics-heading h2 {
      max-width: 19ch;
    }

    .metrics-heading .lead {
      justify-self: end;
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .metric {
      display: grid;
      min-width: 0;
      min-height: 19rem;
      grid-template-columns: minmax(8rem, .7fr) minmax(0, 1.3fr);
      gap: clamp(1.5rem, 3vw, 3rem);
      padding: clamp(2rem, 4vw, 3.5rem);
      align-items: center;
    }

    .metric:nth-child(even) {
      border-left: 1px solid var(--line);
    }

    .metric:nth-child(n + 3) {
      border-top: 1px solid var(--line);
    }

    .metric-visual {
      display: flex;
      min-width: 0;
      align-self: stretch;
      align-items: center;
      padding-right: clamp(1.5rem, 3vw, 2.5rem);
      border-right: 1px solid var(--line);
    }

    .metric-icon {
      width: 100%;
      max-width: 11rem;
      height: auto;
      overflow: visible;
    }

    .metric-frame {
      fill: rgba(21, 26, 32, .56);
      stroke: var(--line-strong);
    }

    .metric-line {
      fill: none;
      stroke: var(--steel-1);
      stroke-width: 1.4;
      opacity: .82;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .metric-accent {
      fill: none;
      stroke: var(--amber-highlight);
      stroke-width: 2;
      stroke-linecap: round;
    }

    .metric-node,
    .metric-module {
      fill: var(--amber);
      stroke: var(--amber-highlight);
      stroke-width: 1;
    }

    .metric-copy {
      display: grid;
      gap: .8rem;
      align-content: center;
    }

    .metric-label {
      color: var(--muted);
      font-size: .72rem;
      font-weight: 500;
      letter-spacing: .1em;
      line-height: 1.5;
      text-transform: uppercase;
    }

    .metric-value {
      font-family: "Radio Canada Big", sans-serif;
      font-size: clamp(2.4rem, 4vw, 4.5rem);
      font-weight: 600;
      letter-spacing: -.04em;
      line-height: .95;
    }

    .metric-value-word {
      font-size: clamp(2rem, 3.3vw, 3.5rem);
    }

    .metric-description {
      max-width: 38ch;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    @media (max-width: 999px) {
      .metrics-heading,
      .metrics-grid {
        grid-template-columns: 1fr;
      }

      .metrics-heading .lead {
        justify-self: start;
      }

      .metric:nth-child(even) {
        border-left: 0;
      }

      .metric + .metric {
        border-top: 1px solid var(--line);
      }
    }

    @media (max-width: 560px) {
      .metric {
        min-height: 0;
        grid-template-columns: 1fr;
      }

      .metric-visual {
        min-height: 9rem;
        justify-content: center;
        padding: 0 0 1.5rem;
        border-right: 0;
        border-bottom: 1px solid var(--line);
      }
    }

    .metrics-section,
    .feature-section,
    .counsel-section,
    .story-section,
    .watch-section,
    .contact-section,
    .site-footer {
      border-top: 1px solid var(--line);
    }

    .products-group {
      display: contents;
    }

    .feature-grid {
      display: grid;
      grid-template-areas: "visual copy";
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: clamp(2.5rem, 5vw, 7rem);
      align-items: center;
    }

    .feature-grid.feature-reverse {
      grid-template-areas: "copy visual";
    }

    .feature-visual {
      position: relative;
      grid-area: visual;
      width: min(100%, clamp(37.5rem, 35vw, 60rem));
      justify-self: end;
      aspect-ratio: 1;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 24px;
      background:
        radial-gradient(circle at 32% 22%, rgba(91, 112, 136, .34), rgba(36, 49, 61, .24) 38%, var(--surface-1) 74%),
        var(--surface-1);
    }

    .feature-grid.feature-reverse .feature-visual {
      justify-self: start;
    }

    .feature-visual img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .feature-copy {
      display: grid;
      grid-area: copy;
      gap: 1.5rem;
      width: min(100%, 45rem);
      justify-self: start;
      align-content: center;
    }

    .feature-grid.feature-reverse .feature-copy {
      justify-self: end;
    }

    .feature-copy .section-title {
      max-width: 18ch;
    }

    .feature-links {
      display: flex;
      flex-wrap: wrap;
      gap: .5rem 1.5rem;
    }


    @media (max-width: 819px) {
      .feature-grid,
      .feature-grid.feature-reverse {
        grid-template-areas:
          "visual"
          "copy";
        grid-template-columns: minmax(0, 1fr);
      }

      .feature-visual,
      .feature-grid.feature-reverse .feature-visual,
      .feature-copy,
      .feature-grid.feature-reverse .feature-copy {
        width: 100%;
        justify-self: stretch;
      }
    }

    .counsel-grid {
      display: grid;
      grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
      gap: clamp(2.5rem, 7vw, 7rem);
      align-items: start;
    }

    .counsel-title {
      max-width: 18ch;
    }

    .counsel-copy {
      display: grid;
      gap: 1.25rem;
    }

    .counsel-copy > p {
      max-width: var(--measure);
      color: var(--text-secondary);
    }

    .recognition-card {
      display: grid;
      gap: .6rem;
      margin-top: .5rem;
      padding: 1.25rem;
      border: 1px solid var(--line-strong);
      border-radius: 16px;
      background: var(--surface-1);
    }

    .recognition-card p:last-child {
      color: var(--text-secondary);
    }

    .story-card {
      display: grid;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 24px;
      background: var(--surface-1);
      grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
      align-items: stretch;
    }

    .story-visual {
      position: relative;
      min-width: 0;
      background:
        radial-gradient(circle at 36% 24%, rgba(91, 112, 136, .28), transparent 48%),
        var(--surface-2);
    }

    .story-visual img {
      display: block;
      width: 100%;
      height: 100%;
      min-height: 560px;
      object-fit: cover;
    }

    .story-copy {
      display: grid;
      gap: 1.5rem;
      padding: clamp(2rem, 6vw, 5.5rem);
      align-content: center;
    }

    .story-copy .section-title {
      max-width: 18ch;
    }

    .watch-heading {
      display: grid;
      margin-bottom: clamp(2rem, 4vw, 3.5rem);
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 1.5rem;
      align-items: end;
    }

    .watch-list {
      border-bottom: 1px solid var(--line);
    }

    .watch-row {
      border-top: 1px solid var(--line);
      transition: transform .2s ease;
    }

    .watch-row-link {
      display: grid;
      width: 100%;
      min-height: 84px;
      padding-block: 1rem;
      grid-template-columns: minmax(10rem, .35fr) minmax(0, 1fr) auto;
      gap: 1.5rem;
      align-items: center;
    }

    .watch-row time {
      color: var(--muted);
      font-size: .92rem;
    }

    .watch-row-title {
      color: var(--text);
      font-family: "Radio Canada Big", sans-serif;
      font-size: clamp(1.05rem, 1.6vw, 1.35rem);
      font-weight: 600;
      letter-spacing: -.02em;
      line-height: 1.3;
    }

    .contact-panel {
      position: relative;
      display: grid;
      overflow: hidden;
      padding: clamp(2rem, 6vw, 5rem);
      border: 1px solid var(--line);
      border-radius: 24px;
      background:
        radial-gradient(circle at 92% 8%, rgba(240, 160, 48, .13), transparent 35%),
        var(--surface-1);
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 2rem;
      align-items: end;
    }

    .contact-copy {
      display: grid;
      gap: 1.25rem;
    }

    .contact-copy .section-title {
      max-width: 22ch;
    }

    .site-footer {
      padding-block: clamp(2.75rem, 4vw, 4rem);
      background:
        linear-gradient(110deg, rgba(21, 26, 32, .5), transparent 46%),
        var(--surface-1);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(15rem, 1.25fr) repeat(2, minmax(9rem, .7fr)) minmax(13rem, .95fr);
      gap: clamp(2rem, 4vw, 4rem);
      align-items: start;
    }

    .footer-identity {
      display: grid;
      gap: .8rem;
      align-content: start;
    }

    .footer-summary {
      max-width: 22rem;
      color: var(--text-secondary);
      font-size: .9rem;
      line-height: 1.5;
    }

    .footer-email {
      justify-self: start;
      color: var(--text);
      font-size: .9rem;
      font-weight: 500;
    }

    .footer-email:hover,
    .footer-email:focus-visible {
      color: var(--amber-highlight);
    }

    .footer-column {
      display: grid;
      gap: .65rem;
      align-content: start;
    }

    .footer-column address {
      max-width: 27ch;
      color: var(--text-secondary);
      font-size: .88rem;
      line-height: 1.6;
    }

    .footer-heading {
      color: var(--amber-highlight);
      font-size: .7rem;
      font-weight: 500;
      letter-spacing: .12em;
      text-transform: uppercase;
    }

    .footer-links {
      display: grid;
      gap: 0;
    }

    .footer-link {
      display: inline-flex;
      min-height: 38px;
      align-items: center;
      color: var(--text-secondary);
      font-size: .88rem;
    }

    .footer-link:hover,
    .footer-link:focus-visible {
      color: var(--amber-highlight);
    }

    .footer-bottom {
      display: flex;
      margin-top: clamp(2.25rem, 4vw, 3.5rem);
      padding-top: 1.15rem;
      border-top: 1px solid var(--line);
      color: var(--muted);
      font-size: .8rem;
      letter-spacing: .02em;
      gap: 2rem;
      align-items: center;
      justify-content: space-between;
    }

    .footer-legal {
      display: flex;
      flex-wrap: wrap;
      gap: .2rem 1.25rem;
    }

    @media (max-width: 819px) {
      .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        row-gap: 2.5rem;
      }
    }

    @media (max-width: 520px) {
      .footer-grid {
        grid-template-columns: minmax(0, 1fr);
        row-gap: 2.25rem;
      }
    }

    @media (hover: hover) {
      .watch-row:hover,
      .watch-row:focus-within {
        transform: translateX(.5rem);
      }
    }

    @media (max-width: 819px) {
      .counsel-grid,
      .story-card,
      .contact-panel {
        grid-template-columns: minmax(0, 1fr);
      }

      .story-visual svg {
        min-height: 0;
      }

      .contact-panel {
        align-items: start;
      }

    }

    @media (max-width: 699px) {

      .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      .watch-heading {
        grid-template-columns: minmax(0, 1fr);
      }

      .watch-row-link {
        grid-template-columns: minmax(0, 1fr) auto;
        gap: .4rem 1rem;
      }

      .watch-row time {
        grid-column: 1 / -1;
      }
    }

    .amber-text {
      color: var(--amber-highlight);
    }

    .site-footer address {
      font-style: normal;
    }

    @media (hover: hover) {
      .pill-solid:hover {
        background: #FFFFFF;
      }

      .pill-outline:hover {
        border-color: var(--amber);
        color: var(--amber-highlight);
      }
    }

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


      .watch-row,
      .arrow-link svg {
        transition: none;
      }

      .watch-row:hover,
      .watch-row:focus-within,
      .arrow-link:hover svg,
      .arrow-link:focus-visible svg {
        transform: none;
      }
    }

    .nav-link[aria-current="page"] {
      color: var(--amber-highlight);
    }

    .hero-copy h1 {
      max-width: 20ch;
    }

    .hero-wordmark,
    .hero-descriptor {
      display: block;
    }

    .hero-wordmark {
      font-size: clamp(3.2rem, 8vw, 7.5rem);
      letter-spacing: .14em;
      line-height: .92;
    }

    .hero-descriptor {
      max-width: 18ch;
      margin-top: clamp(1rem, 2vw, 1.5rem);
      color: var(--text);
      font-size: clamp(1.65rem, 3vw, 3rem);
      letter-spacing: -.02em;
      line-height: 1.08;
      text-transform: none;
    }

    .page-hero {
      position: relative;
      display: grid;
      min-height: min(76svh, 54rem);
      align-items: end;
      overflow: hidden;
      border-bottom: 1px solid var(--line);
      background:
        linear-gradient(110deg, rgba(9, 11, 14, .98) 0%, rgba(9, 11, 14, .9) 52%, rgba(9, 11, 14, .42) 100%),
        url("ostirion-surface.svg") center / cover no-repeat,
        radial-gradient(ellipse at 82% 28%, rgba(91, 112, 136, .12), transparent 48%);
    }

    .page-hero-visual {
      position: absolute;
      inset: 0 0 0 36%;
      overflow: hidden;
      border-left: 1px solid var(--line-strong);
      pointer-events: none;
    }

    .page-hero-video {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: saturate(.85) brightness(.8) contrast(1.05);
    }

    .page-hero-visual::after {
      position: absolute;
      inset: 0;
      content: "";
      background:
        linear-gradient(90deg, rgba(9, 11, 14, .5), transparent 18%),
        linear-gradient(0deg, rgba(9, 11, 14, .85), transparent 52%);
    }

    @media (max-width: 819px) {
      .page-hero-visual {
        display: none;
      }
    }

    .page-hero-inner {
      position: relative;
      z-index: 1;
      width: 100%;
      padding-block: clamp(10rem, 18vw, 15rem) clamp(4.5rem, 8vw, 8rem);
    }

    .page-hero h1 {
      max-width: 15ch;
      margin-top: 1rem;
      font-size: clamp(2.3rem, 4.2vw, 4rem);
    }

    .page-hero .lead {
      margin-top: 1.5rem;
      max-width: 56ch;
    }

    @media (min-width: 820px) {
      .page-hero h1 {
        max-width: min(15ch, calc(36vw - (100vw - min(100vw, var(--content-width) + 2 * var(--gutter))) / 2 - var(--gutter) - 2.5rem));
      }

      .page-hero .lead {
        max-width: min(48ch, calc(36vw - (100vw - min(100vw, var(--content-width) + 2 * var(--gutter))) / 2 - var(--gutter) - 2.5rem));
      }
    }

    .page-hero .button-row {
      margin-top: 2rem;
    }

    .editorial-section,
    .capabilities-section,
    .engagements-section,
    .principles-section,
    .research-index,
    .defense-section {
      border-top: 1px solid var(--line);
    }

    .editorial-grid {
      display: grid;
      grid-template-columns: minmax(18rem, .85fr) minmax(0, 1.15fr);
      gap: clamp(2.5rem, 6vw, 6rem);
      align-items: start;
    }

    .editorial-heading {
      position: sticky;
      top: 7rem;
      max-width: 24rem;
    }

    .prose {
      display: grid;
      max-width: 68ch;
      gap: 1.5rem;
      color: var(--text-secondary);
      font-size: clamp(1.1rem, 1.5vw, 1.3rem);
      line-height: 1.7;
    }

    .prose strong {
      color: var(--text);
      font-weight: 500;
    }

    .prose .button-row {
      margin-top: .75rem;
    }

    .section-heading {
      display: grid;
      grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
      gap: clamp(2rem, 7vw, 8rem);
      align-items: end;
      margin-bottom: clamp(3rem, 7vw, 6rem);
    }

    .section-heading .lead {
      justify-self: end;
    }

    .capability-grid,
    .principles-grid,
    .engagement-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .capability-card,
    .principle-card,
    .engagement-card {
      display: grid;
      min-height: 20rem;
      align-content: space-between;
      gap: 2.5rem;
      padding: clamp(2rem, 4vw, 3.5rem);
    }

    .capability-card + .capability-card,
    .principle-card + .principle-card,
    .engagement-card + .engagement-card {
      border-left: 1px solid var(--line);
    }

    .capability-card h3,
    .principle-card h3,
    .engagement-card h3 {
      max-width: 15ch;
      font-size: clamp(1.5rem, 2.4vw, 2.15rem);
    }

    .capability-card p,
    .principle-card p,
    .engagement-card p {
      max-width: 40ch;
      color: var(--text-secondary);
      line-height: 1.65;
    }

    .capability-grid.card-layout--featured,
    .principles-grid.card-layout--featured {
      grid-template-columns: minmax(0, 1.25fr) minmax(18rem, .75fr);
      grid-template-rows: repeat(2, minmax(13rem, auto));
    }

    .card-layout--featured > article {
      min-height: 0;
    }

    .card-layout--featured > article:first-child {
      grid-row: 1 / span 2;
      min-height: 32rem;
      background:
        radial-gradient(circle at 16% 82%, rgba(240, 160, 48, .09), transparent 34%),
        rgba(21, 26, 32, .34);
    }

    .card-layout--featured > article:first-child h3 {
      max-width: 12ch;
      font-size: clamp(2.25rem, 4vw, 4.5rem);
      line-height: 1;
    }

    .card-layout--featured > article:nth-child(n + 2) {
      grid-template-columns: minmax(9rem, .8fr) minmax(0, 1.2fr);
      align-content: center;
      align-items: center;
      gap: clamp(1.25rem, 3vw, 2.5rem);
    }

    .card-layout--featured > article:nth-child(3) {
      border-top: 1px solid var(--line);
    }

    .card-layout--featured .eyebrow,
    .card-layout--ledger .eyebrow,
    .card-layout--timeline .eyebrow {
      color: var(--amber-highlight);
    }

    .capability-grid.card-layout--ledger,
    .principles-grid.card-layout--ledger,
    .engagement-grid.card-layout--ledger {
      grid-template-columns: minmax(0, 1fr);
    }

    .card-layout--ledger > article {
      min-height: 0;
      grid-template-columns: minmax(7rem, .3fr) minmax(14rem, .8fr) minmax(0, 1.2fr);
      align-content: initial;
      align-items: center;
      gap: clamp(1.5rem, 4vw, 4rem);
      padding-block: clamp(2rem, 4vw, 3rem);
    }

    .card-layout--ledger > article + article {
      border-top: 1px solid var(--line);
      border-left: 0;
    }

    .card-layout--ledger > article > div {
      display: contents;
    }

    .card-layout--ledger h3 {
      max-width: 21ch;
    }

    .principles-grid.card-layout--timeline {
      grid-template-columns: repeat(12, minmax(0, 1fr));
      gap: 1.25rem 0;
      border: 0;
    }

    .card-layout--timeline > article {
      position: relative;
      min-height: 12rem;
      grid-column: 1 / span 9;
      grid-template-columns: minmax(13rem, .8fr) minmax(0, 1.2fr);
      align-content: center;
      align-items: center;
      gap: clamp(2rem, 5vw, 5rem);
      border-top: 1px solid var(--line-strong);
      border-bottom: 1px solid var(--line);
      background: linear-gradient(90deg, rgba(21, 26, 32, .48), transparent 86%);
    }

    .card-layout--timeline > article::before {
      position: absolute;
      top: 50%;
      left: 0;
      width: 2.5rem;
      height: 2px;
      background: var(--amber);
      content: "";
      transform: translate(-50%, -50%);
    }

    .card-layout--timeline > article + article {
      border-left: 0;
    }

    .card-layout--timeline > article:nth-child(2) {
      grid-column: 3 / span 9;
    }

    .card-layout--timeline > article:nth-child(3) {
      grid-column: 5 / span 8;
    }

    .card-layout--timeline h3 {
      max-width: 18ch;
    }

    .technical-list {
      display: flex;
      flex-wrap: wrap;
      gap: .55rem;
      margin-top: 1.5rem;
    }

    .technical-list li {
      padding: .45rem .65rem;
      border: 1px solid var(--line);
      color: var(--muted);
      font-size: .78rem;
      letter-spacing: .06em;
      text-transform: uppercase;
    }

    .configuration-panel {
      display: grid;
      gap: .75rem;
      margin-top: 2rem;
      padding: clamp(1.5rem, 3vw, 2.25rem);
      border: 1px solid var(--line);
      border-radius: 18px;
      background: rgba(21, 26, 32, .58);
    }

    .configuration-panel h3 {
      max-width: 24ch;
      font-size: clamp(1.35rem, 2vw, 1.85rem);
    }

    .configuration-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      margin-top: 1rem;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .configuration-grid > div {
      display: grid;
      gap: .3rem;
      padding: 1rem;
    }

    .configuration-grid > div:nth-child(even) {
      border-left: 1px solid var(--line);
    }

    .configuration-grid > div:nth-child(n + 3) {
      border-top: 1px solid var(--line);
    }

    .configuration-grid strong {
      color: var(--amber-highlight);
      font-size: .75rem;
      letter-spacing: .1em;
      text-transform: uppercase;
    }

    .configuration-grid span {
      color: var(--text-secondary);
      font-size: .9rem;
      line-height: 1.5;
    }

    .statement-panel {
      padding: clamp(2.5rem, 6vw, 6rem);
      border: 1px solid var(--line);
      border-radius: 24px;
      background:
        radial-gradient(circle at 90% 10%, rgba(240, 160, 48, .1), transparent 34%),
        var(--surface-1);
    }

    .statement-panel h2 {
      max-width: 21ch;
    }

    .statement-panel .lead {
      margin-top: 1.5rem;
    }

    .statement-panel .button-row {
      margin-top: 2rem;
    }

    .research-note {
      display: grid;
      grid-template-columns: minmax(8rem, .35fr) minmax(0, 1fr);
      gap: 2rem;
      padding-block: 2rem;
      border-top: 1px solid var(--line);
    }

    .research-note:last-child {
      border-bottom: 1px solid var(--line);
    }

    .research-note-label {
      color: var(--amber-highlight);
      font-size: .78rem;
      letter-spacing: .12em;
      text-transform: uppercase;
    }

    .research-note h2,
    .research-note h3 {
      max-width: 24ch;
      font-size: clamp(1.45rem, 2.6vw, 2.3rem);
    }

    .research-note p {
      max-width: 62ch;
      margin-top: 1rem;
      color: var(--text-secondary);
      line-height: 1.65;
    }

    .contact-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) minmax(18rem, .9fr);
      gap: clamp(3rem, 8vw, 9rem);
      align-items: start;
    }

    .contact-mailbox {
      word-break: break-word;
      color: var(--text);
      font-family: "Radio Canada Big", sans-serif;
      font-size: clamp(1.35rem, 2.5vw, 2rem);
      font-weight: 600;
    }

    .contact-grid h2 {
      max-width: 18ch;
    }

    .defense-register {
      border-left: 3px solid var(--amber);
      padding-left: clamp(1.5rem, 3vw, 2.5rem);
    }

    .defense-register p {
      max-width: 64ch;
      color: var(--text-secondary);
      font-size: clamp(1.15rem, 1.8vw, 1.4rem);
      line-height: 1.7;
    }

    .defense-register p + p {
      margin-top: 1.25rem;
    }

    @media (max-width: 819px) {
      .editorial-grid,
      .section-heading,
      .contact-grid {
        grid-template-columns: minmax(0, 1fr);
      }

      .editorial-heading {
        position: static;
      }

      .section-heading .lead {
        justify-self: start;
      }

      .capability-grid,
      .principles-grid,
      .engagement-grid {
        grid-template-columns: minmax(0, 1fr);
      }

      .capability-card,
      .principle-card,
      .engagement-card {
        min-height: 0;
      }

      .capability-card + .capability-card,
      .principle-card + .principle-card,
      .engagement-card + .engagement-card {
        border-top: 1px solid var(--line);
        border-left: 0;
      }

      .capability-grid.card-layout--featured,
      .principles-grid.card-layout--featured {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: auto;
      }

      .card-layout--featured > article:first-child {
        min-height: 0;
        grid-row: auto;
      }

      .card-layout--featured > article:nth-child(n + 2),
      .card-layout--ledger > article,
      .card-layout--timeline > article {
        grid-template-columns: minmax(0, 1fr);
      }

      .card-layout--ledger > article > div {
        display: grid;
        gap: .5rem;
      }

      .principles-grid.card-layout--timeline {
        grid-template-columns: minmax(0, 1fr);
        gap: 0;
      }

      .card-layout--timeline > article,
      .card-layout--timeline > article:nth-child(2),
      .card-layout--timeline > article:nth-child(3) {
        min-height: 0;
        grid-column: auto;
      }

      .card-layout--timeline > article::before {
        display: none;
      }
    }

    @media (max-width: 520px) {
      .hero-wordmark {
        font-size: clamp(2.6rem, 15vw, 4.2rem);
        letter-spacing: .1em;
      }

      .hero-descriptor {
        font-size: clamp(1.45rem, 8vw, 2rem);
      }

      .research-note {
        grid-template-columns: minmax(0, 1fr);
        gap: .75rem;
      }

      .configuration-grid {
        grid-template-columns: 1fr;
      }

      .configuration-grid > div:nth-child(even) {
        border-left: 0;
      }

      .configuration-grid > div + div {
        border-top: 1px solid var(--line);
      }
    }

    .page-index-band {
      padding-bottom: 1.75rem;
    }

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

    .page-index-item {
      display: grid;
      align-content: start;
      gap: .4rem;
      padding: 1.25rem clamp(1rem, 2vw, 1.75rem) .5rem 0;
    }

    .page-index-item + .page-index-item {
      padding-left: clamp(1rem, 2vw, 1.75rem);
      border-left: 1px solid var(--line);
    }

    .page-index-number {
      color: var(--amber);
      font-size: .78rem;
      font-weight: 500;
      letter-spacing: .12em;
    }

    .page-index-label {
      color: var(--text);
      font-family: "Radio Canada Big", sans-serif;
      font-size: 1.15rem;
      font-weight: 600;
      letter-spacing: -.01em;
    }

    .page-index-note {
      color: var(--muted);
      font-size: .9rem;
      line-height: 1.5;
    }

    .page-index-item:hover .page-index-label,
    .page-index-item:focus-visible .page-index-label {
      color: var(--amber-highlight);
    }

    .thesis-list {
      display: grid;
      border-top: 1px solid var(--line);
    }

    .thesis-item {
      display: grid;
      grid-template-columns: minmax(6rem, .22fr) minmax(0, 1fr);
      gap: clamp(1.5rem, 4vw, 4.5rem);
      padding-block: clamp(2.25rem, 5vw, 3.75rem);
      border-bottom: 1px solid var(--line);
    }

    .thesis-number {
      color: var(--steel-2);
      font-family: "Radio Canada Big", sans-serif;
      font-size: clamp(2.6rem, 5vw, 4.75rem);
      font-weight: 700;
      letter-spacing: .02em;
      line-height: .9;
    }

    @supports (-webkit-text-stroke: 1px #000) {
      .thesis-number {
        color: transparent;
        -webkit-text-stroke: 1.5px var(--steel-1);
      }
    }

    .thesis-copy h3 {
      max-width: 22ch;
      font-size: clamp(1.6rem, 2.6vw, 2.4rem);
    }

    .thesis-copy p {
      max-width: 58ch;
      margin-top: 1rem;
      color: var(--text-secondary);
      line-height: 1.7;
    }

    .spec-table {
      display: grid;
      margin: 0;
      border-top: 1px solid var(--line-strong);
    }

    .spec-row {
      display: grid;
      grid-template-columns: minmax(10rem, .3fr) minmax(0, 1fr);
      gap: clamp(1.5rem, 4vw, 4rem);
      padding-block: 1.5rem;
      border-bottom: 1px solid var(--line);
    }

    .spec-row dt {
      padding-top: .2rem;
      color: var(--amber-highlight);
      font-size: .78rem;
      font-weight: 500;
      letter-spacing: .12em;
      line-height: 1.5;
      text-transform: uppercase;
    }

    .spec-row dd {
      max-width: 72ch;
      margin: 0;
      color: var(--text-secondary);
      line-height: 1.65;
    }

    .spec-row dd a {
      color: var(--text);
      font-weight: 500;
    }

    .spec-row dd a:hover,
    .spec-row dd a:focus-visible {
      color: var(--amber-highlight);
    }

    .stack-diagram {
      display: grid;
      overflow: hidden;
      margin-top: 2.25rem;
      border: 1px solid var(--line);
    }

    .stack-layer {
      display: grid;
      grid-template-columns: minmax(9.5rem, .34fr) minmax(0, 1fr);
      gap: 1rem clamp(1.25rem, 2.5vw, 2rem);
      padding: 1.15rem clamp(1.25rem, 2.5vw, 1.75rem);
      background: rgba(21, 26, 32, .28);
    }

    .stack-layer + .stack-layer {
      border-top: 1px solid var(--line);
    }

    .stack-layer:nth-child(2) {
      background: rgba(21, 26, 32, .45);
    }

    .stack-layer:nth-child(3) {
      background: rgba(18, 23, 29, .62);
    }

    .stack-layer:nth-child(4) {
      background: rgba(16, 20, 26, .78);
    }

    .stack-layer:nth-child(5) {
      background: rgba(11, 14, 18, .92);
    }

    .stack-layer-name {
      color: var(--text);
      font-family: "Radio Canada Big", sans-serif;
      font-size: 1.02rem;
      font-weight: 600;
      letter-spacing: -.01em;
    }

    .stack-layer-note {
      color: var(--text-secondary);
      font-size: .95rem;
      line-height: 1.55;
    }

    .stack-layer-tools {
      display: block;
      margin-top: .35rem;
      color: var(--muted);
      font-size: .74rem;
      font-weight: 500;
      letter-spacing: .1em;
      text-transform: uppercase;
    }

    .contact-details {
      display: grid;
      align-content: start;
      gap: 1.5rem;
    }

    .contact-details .spec-table {
      margin-top: .5rem;
    }

    .contact-form {
      display: grid;
      align-content: start;
      gap: 1.25rem;
      padding: clamp(1.75rem, 4vw, 2.75rem);
      border: 1px solid var(--line);
      background: var(--surface-1);
    }

    .form-row {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1.25rem;
    }

    .form-field {
      display: grid;
      gap: .5rem;
    }

    .form-field label {
      color: var(--muted);
      font-size: .78rem;
      font-weight: 500;
      letter-spacing: .1em;
      text-transform: uppercase;
    }

    .form-field input,
    .form-field select,
    .form-field textarea {
      width: 100%;
      min-height: 48px;
      padding: .7rem .9rem;
      border: 1px solid var(--line-strong);
      background: rgba(9, 11, 14, .6);
      color: var(--text);
    }

    .form-field textarea {
      min-height: 11rem;
      resize: vertical;
    }

    .form-field select {
      appearance: none;
      -webkit-appearance: none;
      padding-right: 2.5rem;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23AEB3B8' stroke-width='1.5'/%3E%3C/svg%3E");
      background-position: right .9rem center;
      background-repeat: no-repeat;
    }

    .form-field input:focus-visible,
    .form-field select:focus-visible,
    .form-field textarea:focus-visible {
      border-color: var(--amber);
      outline: none;
    }

    .form-field input::placeholder,
    .form-field textarea::placeholder {
      color: var(--muted);
    }

    .form-note {
      color: var(--muted);
      font-size: .88rem;
      line-height: 1.55;
    }

    .contact-form .pill {
      justify-self: start;
      cursor: pointer;
    }

    @media (max-width: 819px) {
      .page-index {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .page-index-item:nth-child(3) {
        padding-left: 0;
        border-left: 0;
      }

      .page-index-item:nth-child(n + 3) {
        border-top: 1px solid var(--line);
      }

      .thesis-item,
      .spec-row {
        grid-template-columns: minmax(0, 1fr);
        gap: .75rem;
      }

      .thesis-copy p {
        margin-top: .75rem;
      }

      .stack-layer {
        grid-template-columns: minmax(0, 1fr);
        gap: .35rem;
      }
    }

    @media (max-width: 520px) {
      .page-index {
        grid-template-columns: minmax(0, 1fr);
      }

      .page-index-item + .page-index-item {
        padding-left: 0;
        border-left: 0;
        border-top: 1px solid var(--line);
      }

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

    /* Temporary landing */
    .hero-status {
      position: relative;
      display: grid;
      overflow: hidden;
      gap: 1rem;
      align-self: end;
      max-width: 24rem;
      padding: clamp(1.5rem, 2vw, 2rem);
      border: 1px solid rgba(91, 112, 136, .32);
      border-radius: 5px;
      background: linear-gradient(
        125deg,
        rgba(72, 92, 113, .15) 0%,
        rgba(15, 18, 22, .52) 38%,
        rgba(9, 11, 14, .62) 70%,
        rgba(36, 49, 61, .18) 100%
      );
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .035);
    }

    .hero-status::after {
      position: absolute;
      top: -1px;
      left: 1.5rem;
      width: 6rem;
      height: 1px;
      background: linear-gradient(90deg, var(--amber), rgba(91, 112, 136, .6), transparent);
      content: "";
    }

    .hero-status .lead {
      font-size: 1rem;
      line-height: 1.6;
    }


    .hero-status .arrow-link {
      width: 100%;
      margin-top: .15rem;
      padding-top: .9rem;
      border-top: 1px solid rgba(91, 112, 136, .26);
      justify-content: space-between;
    }

    .landing-work {
      border-top: 1px solid var(--line);
    }

    .landing-work-heading {
      display: flex;
      max-width: 68rem;
      margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
      padding: 1.1rem clamp(1rem, 2vw, 1.5rem);
      flex-wrap: wrap;
      gap: .75rem clamp(1.75rem, 3vw, 3rem);
      align-items: baseline;
      border-left: 2px solid var(--amber);
      background: linear-gradient(90deg, rgba(240, 160, 48, .055), rgba(21, 26, 32, .025) 72%, transparent);
    }

    .landing-work-heading > .eyebrow {
      flex: 0 0 auto;
    }

    .landing-work-heading .lead {
      max-width: 46rem;
      flex: 1 1 26rem;
      font-size: 1.02rem;
    }

    .landing-work-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      border-top: 1px solid var(--line-strong);
      border-bottom: 1px solid var(--line);
    }

    .landing-work-item {
      display: grid;
      min-width: 0;
      min-height: 16rem;
      align-content: start;
      gap: 1rem;
      padding: clamp(1.75rem, 2.5vw, 2.5rem);
      transition: background-color .2s ease;
    }

    .landing-work-item + .landing-work-item {
      border-left: 1px solid var(--line);
    }

    .landing-work-item h3 {
      max-width: none;
      font-size: clamp(1.1rem, 1.3vw, 1.3rem);
      white-space: nowrap;
      transition: color .2s ease;
    }

    .landing-work-item > p:last-child {
      color: var(--text-secondary);
      line-height: 1.65;
    }

    @media (hover: hover) {
      .landing-work-item:hover {
        background-color: rgba(240, 160, 48, .045);
      }

      .landing-work-item:hover h3 {
        color: var(--amber-highlight);
      }
    }

    @media (prefers-reduced-motion: reduce) {
      .landing-work-item,
      .landing-work-item h3 {
        transition: none;
      }
    }

    @media (max-width: 999px) {
      .landing-work-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .landing-work-item:nth-child(3) {
        border-left: 0;
      }

      .landing-work-item:nth-child(n + 3) {
        border-top: 1px solid var(--line);
      }
    }


    @media (max-width: 700px) {
      .hero-status {
        align-self: start;
        max-width: 30rem;
      }
    }

    @media (max-width: 520px) {
      .landing-work-grid {
        grid-template-columns: minmax(0, 1fr);
      }

      .landing-work-item {
        min-height: 0;
      }

      .landing-work-item + .landing-work-item {
        border-top: 1px solid var(--line);
        border-left: 0;
      }
    }