.hero { padding: 42px 0 26px; display: grid; gap: 16px; }
    .eyebrow { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .12em; font-weight: 700; }
    .hero h1 { margin: 0; font-size: clamp(32px, 5.3vw, 68px); line-height: .98; letter-spacing: -.055em; max-width: 900px; }
    .hero p { max-width: 760px; margin: 0; color: var(--text-2); font-size: clamp(16px, 1.7vw, 20px); }

    .layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 22px; align-items: start; }
    .sidebar { position: sticky; top: 88px; display: grid; gap: 10px; }
    .nav-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 10px; box-shadow: var(--shadow-soft); }
    .nav-card a { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 12px; color: var(--text-2); text-decoration: none; border-radius: var(--radius-md); font-size: 14px; font-weight: 700; }
    .nav-card a:hover,
    .nav-card a.is-current {
      background: var(--surface-2);
      color: var(--text);
      font-weight: 850;
    }
    .nav-card small { color: var(--faint); font-weight: 700; }
    .nav-card a:hover small,
    .nav-card a.is-current small { color: var(--muted); font-weight: 800; }

    .main { display: grid; gap: 22px; min-width: 0; }
    section[id] { scroll-margin-top: 88px; }

    .ars-app .page-head {
      display: grid;
      gap: 8px;
      max-width: 760px;
      margin: 0 0 var(--page-section-gap);
    }

    .ars-app .page-head h1 {
      margin: 0;
      font-size: clamp(30px, 4vw, 46px);
      line-height: 1.04;
      letter-spacing: -.045em;
    }

    .ars-app .page-head p {
      margin: 0;
      color: var(--text-2);
      font-size: 17px;
      line-height: 1.6;
    }

    .ars-app .page-shell,
    .ars-app .inquiry-page,
    .ars-app .bookmarks-page,
    .ars-app > .container.ars-app-container {
      width: min(var(--max), calc(100% - var(--page-inline-space)));
      max-width: var(--max);
      margin: 0 auto;
      padding: var(--page-container-top) 0 var(--page-container-bottom);
    }

    .page-status-shell {
      grid-column: 1 / -1;
      width: min(var(--max), calc(100% - var(--page-inline-space)));
      min-height: 55vh;
      margin: 0 auto;
      padding: var(--page-container-top) 0 var(--page-container-bottom);
      display: grid;
      place-items: center;
    }

    .page-status {
      width: min(680px, 100%);
      display: grid;
      justify-items: center;
      text-align: center;
      color: var(--text);
    }

    .page-status-icon {
      width: 64px;
      height: 64px;
      margin-bottom: 18px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: color-mix(in srgb, var(--illustration-accent) 14%, var(--surface));
      color: var(--illustration-accent);
    }

    .page-status-icon svg {
      width: 30px;
      height: 30px;
      fill: none;
      stroke: currentColor;
    }

    .page-status--http .page-status-icon {
      width: 112px;
      height: 112px;
      margin-bottom: 24px;
      background: transparent;
      color: var(--illustration-accent);
    }

    .page-status--http .page-status-icon svg {
      width: 68px;
      height: 68px;
    }

    .page-status--not-found .page-status-icon svg {
      width: 78px;
      height: 78px;
      fill: currentColor;
      stroke: none;
    }

    .page-status-label {
      margin: 0 0 8px;
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: .08em;
    }

    .page-status h1 {
      max-width: 620px;
      margin: 0;
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.08;
      letter-spacing: 0;
    }

    .page-status-copy {
      max-width: 560px;
      margin: 14px 0 0;
      color: var(--text-2);
      font-size: 16px;
      line-height: 1.6;
    }

    .page-status-actions {
      margin-top: 26px;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
    }

    @media (max-width: 600px) {
      .page-status-shell {
        min-height: 50vh;
      }

      .page-status-actions {
        width: 100%;
      }

      .page-status-actions .btn {
        width: 100%;
      }
    }

    .ars-app .legal-card {
      padding: 22px;
    }

    .ars-app .seo-object-page h1 {
      margin: 0;
      font-size: clamp(30px, 4vw, 46px);
      line-height: 1.04;
      letter-spacing: -.045em;
    }

    .ars-app .seo-object-page p {
      margin: 0;
      line-height: 1.65;
    }

    .ars-app .seo-hero-img {
      display: block;
      width: 100%;
      max-height: 560px;
      object-fit: cover;
      border-radius: var(--radius-lg);
      background: var(--surface-2);
    }

    .ars-app .seo-mt-12 {
      margin-top: 12px;
    }

    .ars-app a:not(.btn):not(.btn-sm),
    .homepage-root a:not(.btn):not(.btn-sm) {
      color: inherit;
    }

    .ars-app .grid {
      display: grid;
      grid-template-columns: repeat(12, minmax(0, 1fr));
      gap: 16px;
    }

    .ars-app .col-2 { grid-column: span 2; }
    .ars-app .col-3 { grid-column: span 3; }

    .subgrid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 16px; }
    .span-12 { grid-column: span 12; }
    .span-8 { grid-column: span 8; }
    .span-6 { grid-column: span 6; }
    .span-4 { grid-column: span 4; }
    .span-3 { grid-column: span 3; }

    /* Typography */
    h1,h2,h3,h4,h5,h6,p { overflow-wrap: anywhere; }
    .type-stack { display: grid; gap: 14px; }
    .display { margin: 0; font-size: clamp(36px, 6vw, 72px); line-height: .94; letter-spacing: -.06em; }
    .h1 { margin: 0; font-size: clamp(30px, 4vw, 46px); line-height: 1.04; letter-spacing: -.045em; }
    .h2 { margin: 0; font-size: 28px; line-height: 1.1; letter-spacing: -.035em; }
    .h3 { margin: 0; font-size: 22px; line-height: 1.18; letter-spacing: -.02em; }
    .h4 { margin: 0; font-size: 18px; line-height: 1.25; }
    .lead { margin: 0; color: var(--text-2); font-size: 18px; line-height: 1.65; }
    .body-copy { margin: 0; color: var(--text-2); max-width: 72ch; }
    .small { color: var(--muted); font-size: 13px; }
    .caption { color: var(--faint); font-size: 12px; }
    .overline { color: var(--muted); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; font-weight: 800; }
    .dropcap::first-letter { float: left; font-size: 56px; line-height: .86; padding-right: 9px; color: var(--accent-2); font-weight: 800; }
    mark { background: var(--surface-3); color: var(--text); border: 1px solid var(--border); border-radius: 5px; padding: 1px 5px; }
    kbd { border: 1px solid var(--border-2); border-bottom-width: 2px; background: var(--surface-2); color: var(--text); border-radius: 6px; padding: 2px 6px; font-size: 12px; }
    code { background: var(--surface-2); border: 1px solid var(--border); color: var(--text); border-radius: 6px; padding: 2px 6px; font-size: .92em; }
    pre { margin: 0; overflow: auto; padding: 16px; background: var(--field); border: 1px solid var(--border); border-radius: var(--radius-lg); color: var(--text-2); }
    blockquote { margin: 0; padding: 16px 18px; border-left: 3px solid var(--border-2); background: var(--surface-2); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; color: var(--text-2); }
    .prose ul, .prose ol { margin: 8px 0 0; padding-left: 22px; color: var(--text-2); }
    .prose li + li { margin-top: 5px; }
    .dl { display: grid; grid-template-columns: 150px 1fr; gap: 10px 18px; margin: 0; }
    .dl dt { color: var(--text); font-weight: 700; }
    .dl dd { margin: 0; color: var(--muted); }

    .pill-row { display: flex; flex-wrap: wrap; gap: 8px; }
    .pill { display: inline-flex; align-items: center; gap: 7px; min-height: 28px; padding: 0 10px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface-2); color: var(--text-2); font-size: 12px; font-weight: 700; }
    .pill.is-active { background: var(--surface-3); border-color: var(--border-2); color: var(--text); }
    .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

    .notice { padding: 14px 16px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); }
    .notice strong { color: var(--text); }
    .notice.ok { border-color: color-mix(in srgb, var(--ok) 45%, var(--border)); }
    .notice.warn { border-color: color-mix(in srgb, var(--warn) 45%, var(--border)); }
    .notice.danger { border-color: color-mix(in srgb, var(--danger) 45%, var(--border)); }

    .stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
    .stat { padding: 15px; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-lg); }
    .stat b { display: block; font-size: 25px; letter-spacing: -.04em; }
    .stat span { color: var(--muted); font-size: 12px; }

    .timeline { border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
    .timeline-row { display: grid; grid-template-columns: 110px 1fr; gap: 14px; padding: 12px 14px; background: var(--surface-2); }
    .timeline-row + .timeline-row { border-top: 1px solid var(--border); }
    .timeline-row time { color: var(--muted); font-size: 12px; }
    .timeline-row strong { display: block; }
    .timeline-row p { margin: 2px 0 0; color: var(--muted); }

    @media (max-width: 780px) {
      .ars-app .grid {
        grid-template-columns: 1fr;
      }

      .ars-app .col-2,
      .ars-app .col-3 {
        grid-column: 1 / -1;
      }
    }