/* ── Reset & base ── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      background: #f5f7fa;
      color: #2d3748;
      min-height: 100vh;
    }

    /* ── Layout ── */
    header {
      background: #fff;
      border-bottom: 1px solid #e2e8f0;
      padding: 18px 0;
    }

    .header-inner {
      max-width: 760px;
      margin: 0 auto;
      padding: 0 16px;
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .logo-link {
      display: inline-flex;
      align-items: center;
    }

    .logo {
      height: 22px;
      width: auto;
      display: block;
    }

    .header-divider {
      width: 1px;
      height: 22px;
      background: #e2e8f0;
    }

    header h1 {
      font-size: 1rem;
      font-weight: 600;
      color: #4a5568;
      letter-spacing: 0.01em;
    }

    main {
      max-width: 760px;
      margin: 40px auto;
      padding: 0 16px 60px;
    }

    /* ── Status banner ── */
    .status-banner {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 22px 28px;
      border-radius: 10px;
      font-size: 1.15rem;
      font-weight: 600;
      margin-bottom: 40px;
      box-shadow: 0 2px 8px rgba(0,0,0,.08);
    }

    .status-banner.operational {
      background: #f0fff4;
      border: 1px solid #9ae6b4;
      color: #276749;
    }

    .status-banner.operational .banner-disrupted-message { display: none; }
    .status-banner.disrupted  .banner-operational-message { display: none; }

    .status-banner.disrupted {
      background: #fff5f5;
      border: 1px solid #feb2b2;
      color: #9b2c2c;
    }

    .status-dot {
      width: 18px;
      height: 18px;
      border-radius: 50%;
      flex-shrink: 0;
    }

    .status-banner.operational .status-dot { background: #38a169; }
    .status-banner.disrupted  .status-dot { background: #e53e3e; }

    /* ── Section heading ── */
    .section-title {
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: #718096;
      margin-bottom: 16px;
    }

    /* ── Incident card ── */
    .incident-card {
      background: #fff;
      border: 1px solid #e2e8f0;
      border-radius: 10px;
      margin-bottom: 24px;
      overflow: hidden;
      box-shadow: 0 1px 4px rgba(0,0,0,.05);
    }

    .incident-header {
      padding: 18px 24px;
      border-bottom: 1px solid #e2e8f0;
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 12px;
    }

    .incident-title {
      font-size: 1rem;
      font-weight: 700;
    }

    .incident-badge {
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      padding: 3px 10px;
      border-radius: 20px;
      white-space: nowrap;
      flex-shrink: 0;
    }

    .badge-investigating { background: #fefcbf; color: #744210; }
    .badge-identified    { background: #feebc8; color: #7b341e; }
    .badge-monitoring    { background: #bee3f8; color: #2a4365; }
    .badge-resolved      { background: #c6f6d5; color: #22543d; }

    /* ── Timeline of updates ── */
    .updates {
      padding: 16px 24px;
    }

    .update-entry {
      display: grid;
      grid-template-columns: 180px 1fr;
      gap: 12px 20px;
      padding: 12px 0;
      border-bottom: 1px solid #f0f4f8;
    }

    .update-entry:last-child { border-bottom: none; }

    .update-meta {
      text-align: right;
    }

    .update-label {
      font-size: 0.72rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: #a0aec0;
    }

    .update-time {
      font-size: 0.8rem;
      color: #718096;
      margin-top: 2px;
    }

    .update-body {
      font-size: 0.9rem;
      line-height: 1.6;
      color: #4a5568;
    }

    .update-status-label {
      display: inline-block;
      font-weight: 700;
      margin-right: 4px;
    }

    /* ── Footer ── */
    footer {
      text-align: center;
      font-size: 0.8rem;
      color: #a0aec0;
      padding: 24px 16px;
    }

    /* ── Mobile ── */
    @media (max-width: 600px) {
      header { padding: 14px 0; }
      .header-inner { gap: 10px; }
      .logo { height: 20px; }
      .header-divider { height: 18px; }
      header h1 { font-size: 0.9rem; }

      main {
        margin: 24px auto;
        padding: 0 12px 40px;
      }

      .status-banner {
        padding: 16px 18px;
        font-size: 1rem;
        margin-bottom: 28px;
      }

      .incident-header {
        padding: 14px 16px;
      }

      .updates {
        padding: 8px 16px;
      }

      .update-entry {
        grid-template-columns: 1fr;
        gap: 4px;
        padding: 14px 0;
      }

      .update-meta {
        text-align: left;
        display: flex;
        align-items: baseline;
        flex-wrap: wrap;
        gap: 8px;
      }

      .update-time { margin-top: 0; }
    }