:root {
    --sga-blue: #0070B8;
    --sga-blue-dark: #00538A;
    --sga-blue-light: #00A7E0;
    --sga-navy: #003057;
    --sga-lime: #CEDD47;
    --sga-lime-dark: #A8B838;
    --sga-gray: #9C9EA1;
    --sga-gray-soft: #E8EAEC;
    --sga-bg-tint: #F4F8FB;
    --bg: #F4F8FB;
    --card: #FFFFFF;
    --border: #D5DDE4;
    --border-soft: #E8ECF0;
    --ink: #1A1F2B;
    --ink-soft: #4A5160;
    --ink-muted: #8A92A0;
    --green: #2E7D4A; --green-bg: #E5F3EA;
    --yellow: #B68A0F; --yellow-bg: #FCF3D6;
    --red: #C03A2B; --red-bg: #FBE5E2;
    --gray: #6B7280; --gray-bg: #F1F3F5;
    --highlight: #E6F4FA;
  }
  * { box-sizing: border-box; }
  body { margin: 0; font-family: 'Open Sans', -apple-system, sans-serif; background: var(--bg); color: var(--ink); font-size: 15px; line-height: 1.6; }
  h1,h2,h3,h4,h5 { font-family: 'Montserrat', sans-serif; letter-spacing: -0.01em; margin: 0; }
  h1 { font-size: 30px; color: var(--sga-navy); font-weight: 700; margin-bottom: 4px; }
  h2 { font-size: 22px; color: var(--sga-blue); font-weight: 600; margin-bottom: 10px; }
  h3 { font-size: 17px; color: var(--sga-blue); font-weight: 600; margin-bottom: 6px; }
  h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--sga-blue-light); font-weight: 700; margin-bottom: 10px; }
  p { margin: 0 0 12px; color: var(--ink-soft); }
  a { color: var(--sga-blue); text-decoration: none; }
  a:hover { color: var(--sga-blue-dark); text-decoration: underline; }

  .wireframe-banner { background: var(--sga-lime); color: var(--sga-navy); padding: 6px 24px; text-align: center; font-size: 11px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; font-family: 'Montserrat',sans-serif; }

  .sga-topnav { background: var(--card); border-bottom: 4px solid var(--sga-blue); padding: 14px 32px; display: flex; justify-content: space-between; align-items: center; gap: 24px; box-shadow: 0 1px 3px rgba(0,48,87,0.06); position: sticky; top: 0; z-index: 50; }
  .sga-topnav .brand-mark { font-family: 'Montserrat',sans-serif; font-weight: 700; font-size: 24px; color: var(--sga-blue); letter-spacing: 1px; }
  .sga-topnav .brand-mark span { color: var(--sga-lime-dark); }
  .sga-topnav .nav-title { text-align: right; }
  .sga-topnav .nav-title .eyebrow { font-size: 10px; text-transform: uppercase; letter-spacing: 2px; color: var(--sga-blue-light); font-weight: 600; font-family: 'Montserrat',sans-serif; }
  .sga-topnav .nav-title .doc-title { font-size: 15px; font-weight: 600; color: var(--sga-navy); font-family: 'Montserrat',sans-serif; margin-top: 1px; }
  .sga-accent-bar { height: 4px; background: linear-gradient(to right, var(--sga-blue) 0%, var(--sga-blue) 40%, var(--sga-blue-light) 40%, var(--sga-blue-light) 75%, var(--sga-lime) 75%, var(--sga-lime) 100%); }

  .layout { display: grid; grid-template-columns: 220px 1fr; max-width: 1320px; margin: 0 auto; gap: 24px; padding: 24px; }
  nav.rail { position: sticky; top: 94px; align-self: start; background: var(--card); border: 1px solid var(--border); border-top: 4px solid var(--sga-blue); padding: 18px 16px; font-size: 13px; }
  nav.rail h3 { font-size: 10px; text-transform: uppercase; letter-spacing: 2px; color: var(--sga-blue-light); font-weight: 700; margin: 0 0 14px; font-family: 'Montserrat',sans-serif; }
  nav.rail ol { list-style: none; padding: 0; margin: 0; counter-reset: nav; }
  nav.rail li { counter-increment: nav; margin-bottom: 4px; }
  nav.rail a { color: var(--ink-soft); text-decoration: none; display: block; padding: 7px 10px; border-left: 3px solid transparent; transition: all 0.15s ease; font-size: 13px; }
  nav.rail a:hover { background: var(--highlight); border-left-color: var(--sga-blue); color: var(--sga-blue); text-decoration: none; }
  nav.rail a::before { content: counter(nav) ". "; color: var(--sga-blue-light); font-weight: 600; }

  main { min-width: 0; }
  .card { background: var(--card); border: 1px solid var(--border); padding: 28px 32px; margin-bottom: 24px; box-shadow: 0 1px 2px rgba(0,48,87,0.03); }
  .section-tag { font-size: 10px; text-transform: uppercase; letter-spacing: 2px; color: var(--sga-blue-light); font-weight: 700; font-family: 'Montserrat',sans-serif; margin-bottom: 8px; }

  .hero { background: var(--card); border: 1px solid var(--border); border-top: 5px solid var(--sga-blue); padding: 36px 40px; margin-bottom: 24px; box-shadow: 0 1px 2px rgba(0,48,87,0.03); }
  .hero-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; margin-bottom: 16px; flex-wrap: wrap; }
  .hero h1 { font-size: 28px; margin: 0 0 4px; }
  .hero .meta { font-size: 13px; color: var(--ink-soft); }
  .hero .meta div { margin-top: 2px; }
  .hero-prep { text-align: right; font-size: 13px; color: var(--ink-soft); }
  .hero-prep strong { display: block; color: var(--ink); margin-bottom: 2px; }

  .kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
  .kpi { background: var(--card); border: 1px solid var(--border); padding: 16px 18px; text-align: left; border-left: 3px solid var(--sga-blue-light); }
  .kpi-label { font-size: 10px; text-transform: uppercase; letter-spacing: 1px; color: var(--ink-muted); font-weight: 600; font-family: 'Montserrat',sans-serif; }
  .kpi-value { font-family: 'Montserrat',sans-serif; font-size: 26px; font-weight: 700; color: var(--sga-navy); margin-top: 6px; line-height: 1; }
  .kpi-value.up { color: var(--green); } .kpi-value.down { color: var(--red); }
  .kpi-delta { font-size: 11px; margin-top: 4px; color: var(--ink-muted); }
  .kpi-delta.up { color: var(--green); font-weight: 600; } .kpi-delta.down { color: var(--red); font-weight: 600; }

  .badge { display: inline-block; padding: 3px 10px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.8px; border-radius: 3px; font-family: 'Montserrat',sans-serif; }
  .badge.green { background: var(--green-bg); color: var(--green); }
  .badge.yellow { background: var(--yellow-bg); color: var(--yellow); }
  .badge.red { background: var(--red-bg); color: var(--red); }
  .badge.gray { background: var(--gray-bg); color: var(--gray); }

  .tier-chip { display: inline-block; font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 3px; font-family: 'Montserrat',sans-serif; letter-spacing: 0.5px; }
  .tier-chip.t1 { background: var(--sga-blue); color: #fff; }
  .tier-chip.t2 { background: var(--sga-blue-light); color: #fff; }
  .tier-chip.t3 { background: var(--sga-gray-soft); color: var(--ink-soft); }

  .rod-chip { display: inline-block; font-size: 11px; font-weight: 600; padding: 2px 9px; border-radius: 3px; background: var(--highlight); color: var(--sga-blue-dark); border: 1px solid rgba(0,112,184,0.18); }

  .data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
  .data-table th { background: var(--sga-navy); color: #fff; padding: 10px 12px; text-align: left; font-size: 10px; font-weight: 700; letter-spacing: 0.8px; text-transform: uppercase; font-family: 'Montserrat',sans-serif; }
  .data-table td { padding: 10px 12px; border-bottom: 1px solid var(--border-soft); color: var(--ink-soft); }
  .data-table tr:last-child td { border-bottom: none; }
  .data-table tr:hover td { background: var(--highlight); }
  .data-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
  .data-table td.center { text-align: center; }
  .data-table td a { color: var(--sga-blue); font-weight: 600; }
  .yoy-up { color: var(--green); font-weight: 700; }
  .yoy-down { color: var(--red); font-weight: 700; }
  .yoy-flat { color: var(--ink-muted); }
  .yoy-noise { color: var(--ink-muted); font-style: italic; font-size: 11px; }

  .status-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; vertical-align: middle; }
  .status-dot.red { background: var(--red); }
  .status-dot.yellow { background: var(--yellow); }
  .status-dot.green { background: var(--green); }
  .status-dot.gray { background: var(--gray); }

  .rod-group-header { background: var(--sga-bg-tint); border-left: 4px solid var(--sga-blue); padding: 12px 18px; margin-top: 20px; display: flex; justify-content: space-between; align-items: center; font-family: 'Montserrat',sans-serif; }
  .rod-group-header .rod-name { font-size: 14px; font-weight: 700; color: var(--sga-navy); }
  .rod-group-header .rod-stats { font-size: 12px; color: var(--ink-muted); }
  .rod-group-header .rod-stats strong { color: var(--sga-blue); }

  .coverage-grid { display: grid; grid-template-columns: 180px repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 14px; }
  .coverage-cell { background: var(--card); padding: 14px; text-align: center; }
  .coverage-cell.header { background: var(--sga-navy); color: #fff; font-size: 10px; letter-spacing: 0.8px; text-transform: uppercase; font-weight: 700; font-family: 'Montserrat',sans-serif; }
  .coverage-cell.row-label { text-align: left; font-size: 11px; font-weight: 700; color: var(--sga-navy); text-transform: uppercase; letter-spacing: 0.5px; background: var(--sga-bg-tint); font-family: 'Montserrat',sans-serif; }
  .coverage-count { font-family: 'Montserrat',sans-serif; font-size: 22px; font-weight: 700; color: var(--sga-navy); }
  .coverage-pct { font-size: 11px; color: var(--ink-muted); margin-top: 2px; }
  .coverage-cell.flagged { background: var(--red-bg); }
  .coverage-cell.flagged .coverage-count { color: var(--red); }
  .coverage-cell.warn { background: var(--yellow-bg); }
  .coverage-cell.warn .coverage-count { color: var(--yellow); }

  .attn-row { display: grid; grid-template-columns: 24px 1fr auto; gap: 14px; padding: 14px 18px; background: var(--card); border: 1px solid var(--border); margin-bottom: 8px; align-items: center; }
  .attn-row.red { border-left: 4px solid var(--red); }
  .attn-row.yellow { border-left: 4px solid var(--yellow); }
  .attn-row .office { font-size: 14px; font-weight: 700; color: var(--sga-navy); font-family: 'Montserrat',sans-serif; }
  .attn-row .reason { font-size: 12px; color: var(--ink-soft); line-height: 1.5; margin-top: 2px; }
  .attn-row .metric { font-size: 11px; color: var(--ink-muted); white-space: nowrap; text-align: right; }

  .briefing-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 16px; }
  .briefing-col { background: var(--sga-bg-tint); padding: 18px 20px; border-left: 3px solid var(--sga-blue-light); }
  .briefing-col h4 { margin-bottom: 12px; }
  .briefing-col ul { list-style: none; padding: 0; margin: 0; }
  .briefing-col li { font-size: 12px; line-height: 1.6; color: var(--ink-soft); padding: 6px 0; border-bottom: 1px solid var(--border-soft); }
  .briefing-col li:last-child { border-bottom: none; }
  .briefing-col li strong { color: var(--sga-navy); }

  .demo-note { background: var(--yellow-bg); border-left: 3px solid var(--yellow); padding: 10px 14px; font-size: 12px; color: var(--ink-soft); margin-top: 8px; }
  .demo-note strong { color: var(--yellow); }

  .footer { background: var(--sga-navy); color: rgba(255,255,255,0.7); padding: 24px 32px; text-align: center; font-size: 12px; line-height: 1.7; font-family: 'Montserrat',sans-serif; }
  .footer strong { color: #fff; }

  @media (max-width: 900px) {
    .layout { grid-template-columns: 1fr; }
    nav.rail { position: static; }
    .kpi-grid, .briefing-cols { grid-template-columns: 1fr; }
  }

  /* resource cards */
.resource-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; margin-top: 16px; }
    .resource-card { display: block; background: var(--card); border: 1px solid var(--border); border-top: 4px solid var(--sga-blue); padding: 16px 18px; text-decoration: none; transition: all 0.15s ease; }
    .resource-card:hover { border-top-color: var(--sga-blue-dark); box-shadow: 0 2px 6px rgba(0,48,87,0.08); text-decoration: none; transform: translateY(-1px); }
    .resource-card .rc-label { font-size: 13px; font-weight: 700; color: var(--sga-blue); font-family: 'Montserrat',sans-serif; }
    .resource-card .rc-desc { font-size: 12px; color: var(--ink-soft); margin-top: 6px; line-height: 1.5; }
    .resource-card.lime { border-top-color: var(--sga-lime-dark); }
    .resource-card.lime:hover { border-top-color: var(--sga-lime); }
    .resource-card.lime .rc-label { color: var(--sga-lime-dark); }