*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      --orange:     #B35000;
      --orange-lt:  #FEF3EC;
      --green:      #166534;
      --green-lt:   #DCFCE7;
      --blue:       #1E40AF;
      --blue-lt:    #DBEAFE;
      --amber:      #92400E;
      --amber-lt:   #FEF3C7;
      --purple:     #6B21A8;
      --purple-lt:  #F3E8FF;
      --rose:       #9F1239;
      --rose-lt:    #FFE4E6;
      --slate:      #1E293B;
      --gray-1:     #F8F9FA;
      --gray-2:     #F1F3F5;
      --gray-3:     #E9ECEF;
      --gray-4:     #CED4DA;
      --gray-5:     #5d6b74;
      --gray-6:     #495057;
      --font: 'Inter', sans-serif;
    }
    body {
      font-family: var(--font);
      background: var(--gray-1);
      color: var(--slate);
      -webkit-font-smoothing: antialiased;
      padding: 2rem;
    }

    /* ── HEADER ── */
    .page-header {
      background: var(--slate);
      color: white;
      padding: 2.5rem 3rem;
      border-radius: 16px;
      margin-bottom: 2rem;
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 2rem;
    }
    .page-header-left h1 {
      font-size: 1.75rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      margin-bottom: 0.375rem;
    }
    .page-header-left p {
      font-size: 0.9rem;
      color: rgba(255,255,255,0.55);
    }
    .page-header-left .orange { color: #F5A461; }
    .header-meta {
      text-align: right;
      font-size: 0.75rem;
      color: rgba(255,255,255,0.62);
    }
    .header-meta strong { color: rgba(255,255,255,0.75); display: block; font-size: 0.8rem; }

    /* ── LEGEND ── */
    .legend {
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
      margin-bottom: 2rem;
      align-items: center;
    }
    .legend-label { font-size: 0.72rem; font-weight: 700; color: var(--gray-5); letter-spacing: 0.1em; text-transform: uppercase; margin-right: 0.25rem; }
    .leg {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.78rem;
      font-weight: 500;
    }
    .leg-dot {
      width: 12px; height: 12px;
      border-radius: 3px;
      flex-shrink: 0;
    }

    /* ── TABS ── */
    .tabs {
      display: flex; gap: 0.25rem;
      border-bottom: 2px solid var(--gray-3);
      margin-bottom: 2rem;
    }
    .tab {
      padding: 0.6rem 1.25rem;
      font-size: 0.875rem; font-weight: 500;
      color: var(--gray-5);
      background: none; border: none;
      border-bottom: 2.5px solid transparent;
      margin-bottom: -2px;
      cursor: pointer;
      transition: color .15s;
      font-family: var(--font);
    }
    .tab.active { color: var(--orange); border-bottom-color: var(--orange); font-weight: 600; }
    .tab:hover { color: var(--slate); }

    .panel { display: none; }
    .panel.active { display: block; }

    /* ── SECTION HEADERS ── */
    .sec {
      font-size: 0.7rem; font-weight: 700;
      letter-spacing: 0.1em; text-transform: uppercase;
      color: var(--gray-5); margin-bottom: 1rem;
    }

    /* ── COMPARISON TABLE ── */
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      background: white;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 1px 4px rgba(0,0,0,0.07);
      margin-bottom: 2rem;
    }
    .compare-table th {
      background: var(--gray-2);
      padding: 0.875rem 1.25rem;
      font-size: 0.8rem; font-weight: 700;
      text-align: left;
      border-bottom: 1.5px solid var(--gray-3);
      color: var(--gray-6);
    }
    .compare-table td {
      padding: 0.875rem 1.25rem;
      font-size: 0.84rem;
      border-bottom: 1px solid var(--gray-3);
      vertical-align: top;
    }
    .compare-table tr:last-child td { border-bottom: none; }
    .compare-table tr:hover td { background: var(--gray-1); }
    .badge {
      display: inline-block;
      padding: 0.2rem 0.55rem;
      border-radius: 5px;
      font-size: 0.7rem;
      font-weight: 700;
      letter-spacing: 0.05em;
    }
    .badge-agree  { background: var(--green-lt);  color: var(--green); }
    .badge-push   { background: var(--blue-lt);   color: var(--blue); }
    .badge-change { background: var(--amber-lt);  color: var(--amber); }
    .badge-new    { background: var(--purple-lt); color: var(--purple); }
    .badge-resolve{ background: var(--orange-lt); color: var(--orange); }

    /* ── IA TREE ── */
    .ia-wrap {
      background: white;
      border-radius: 16px;
      padding: 2.5rem;
      box-shadow: 0 1px 4px rgba(0,0,0,0.07);
      margin-bottom: 2rem;
      overflow-x: auto;
    }
    .ia-root {
      display: flex;
      justify-content: center;
      margin-bottom: 2rem;
    }
    .ia-root-node {
      background: var(--slate);
      color: white;
      padding: 0.75rem 2rem;
      border-radius: 10px;
      font-size: 0.95rem;
      font-weight: 700;
      text-align: center;
    }

    /* Primary nav row */
    .ia-nav-row {
      display: flex;
      gap: 1rem;
      justify-content: center;
      margin-bottom: 2rem;
      flex-wrap: wrap;
    }
    .ia-nav-col {
      flex: 1;
      min-width: 150px;
      max-width: 200px;
    }
    .ia-nav-node {
      padding: 0.65rem 0.875rem;
      border-radius: 8px;
      font-size: 0.82rem;
      font-weight: 700;
      text-align: center;
      margin-bottom: 0.875rem;
      border: 2px solid transparent;
    }
    .ia-nav-node.audience  { background: rgba(191,87,0,0.1);  color: var(--orange);  border-color: rgba(191,87,0,0.25); }
    .ia-nav-node.services  { background: rgba(30,64,175,0.09); color: var(--blue);   border-color: rgba(30,64,175,0.2); }
    .ia-nav-node.ai        { background: var(--purple-lt);     color: var(--purple); border-color: rgba(107,33,168,0.25); }
    .ia-nav-node.about     { background: rgba(22,101,52,0.08); color: var(--green);  border-color: rgba(22,101,52,0.2); }
    .ia-nav-node.utility   { background: var(--gray-2);        color: var(--gray-6); border-color: var(--gray-4); }

    .ia-children {
      display: flex;
      flex-direction: column;
      gap: 0.35rem;
    }
    .ia-child {
      padding: 0.45rem 0.75rem;
      border-radius: 6px;
      font-size: 0.76rem;
      font-weight: 500;
      border: 1px solid;
      cursor: default;
    }
    .ia-child.live    { background: var(--green-lt);  color: var(--green);  border-color: rgba(22,101,52,0.2); }
    .ia-child.draft   { background: var(--amber-lt);  color: var(--amber);  border-color: rgba(146,64,14,0.2); }
    .ia-child.new     { background: var(--purple-lt); color: var(--purple); border-color: rgba(107,33,168,0.2); }
    .ia-child.moved   { background: var(--blue-lt);   color: var(--blue);   border-color: rgba(30,64,175,0.2); }
    .ia-child.footer  { background: var(--gray-2);    color: var(--gray-5); border-color: var(--gray-4); font-style: italic; font-size: 0.71rem; }
    .ia-child .tag {
      float: right;
      font-size: 0.64rem;
      font-weight: 700;
      opacity: 0.7;
      letter-spacing: 0.05em;
    }

    /* ── QUESTIONS RESOLVED ── */
    .qa-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
      margin-bottom: 2rem;
    }
    .qa-card {
      background: white;
      border: 1px solid var(--gray-3);
      border-radius: 12px;
      padding: 1.5rem;
    }
    .qa-q {
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--slate);
      margin-bottom: 0.75rem;
      padding-bottom: 0.75rem;
      border-bottom: 1px solid var(--gray-3);
    }
    .qa-q .who {
      font-size: 0.68rem;
      font-weight: 600;
      color: var(--gray-5);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 0.3rem;
    }
    .qa-a {
      font-size: 0.82rem;
      color: var(--gray-6);
      line-height: 1.6;
    }
    .qa-decision {
      display: inline-flex;
      align-items: center;
      gap: 0.375rem;
      background: var(--green-lt);
      color: var(--green);
      font-size: 0.72rem;
      font-weight: 700;
      padding: 0.25rem 0.625rem;
      border-radius: 5px;
      margin-top: 0.75rem;
    }

    /* ── PRIORITY TABLE ── */
    .priority-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
      margin-bottom: 2rem;
    }
    .priority-card {
      background: white;
      border: 1px solid var(--gray-3);
      border-radius: 12px;
      overflow: hidden;
    }
    .priority-header {
      padding: 1rem 1.25rem;
      border-bottom: 1px solid var(--gray-3);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .priority-title { font-size: 0.9rem; font-weight: 700; }
    .effort-badge, .impact-badge {
      font-size: 0.68rem;
      font-weight: 700;
      padding: 0.2rem 0.5rem;
      border-radius: 5px;
      letter-spacing: 0.05em;
    }
    .effort-low  { background: var(--green-lt);  color: var(--green); }
    .effort-high { background: var(--rose-lt);   color: var(--rose); }
    .impact-high { background: var(--orange-lt); color: var(--orange); }
    .impact-mid  { background: var(--amber-lt);  color: var(--amber); }
    .priority-body { padding: 1rem 1.25rem; }
    .priority-item {
      font-size: 0.81rem;
      color: var(--gray-6);
      padding: 0.35rem 0;
      border-bottom: 1px solid var(--gray-3);
      display: flex;
      align-items: flex-start;
      gap: 0.5rem;
      line-height: 1.45;
    }
    .priority-item:last-child { border-bottom: none; }
    .priority-item::before {
      content: '→';
      color: var(--gray-4);
      flex-shrink: 0;
      font-size: 0.75rem;
      margin-top: 1px;
    }
    .priority-badges { display: flex; gap: 0.375rem; }

    /* ── FOOTER NAV ── */
    .footer-grid-ia {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1rem;
      margin-bottom: 2rem;
    }
    .footer-col-ia {
      background: white;
      border: 1px solid var(--gray-3);
      border-radius: 12px;
      padding: 1.25rem;
    }
    .footer-col-title-ia {
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--gray-5);
      margin-bottom: 0.875rem;
    }
    .footer-item {
      font-size: 0.8rem;
      color: var(--gray-6);
      padding: 0.3rem 0;
      border-bottom: 1px solid var(--gray-3);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .footer-item:last-child { border-bottom: none; }

    /* Info callout */
    .callout {
      border-radius: 10px;
      padding: 1.25rem 1.5rem;
      margin-bottom: 1.5rem;
      border: 1px solid;
      font-size: 0.845rem;
      line-height: 1.65;
    }
    .callout-blue   { background: var(--blue-lt);   color: #1e3a8a; border-color: rgba(30,64,175,0.2); }
    .callout-orange { background: var(--orange-lt); color: #7c2d12; border-color: rgba(191,87,0,0.2); }
    .callout-green  { background: var(--green-lt);  color: #14532d; border-color: rgba(22,101,52,0.2); }
    .callout strong { font-weight: 700; }

    /* Connector lines in tree */
    .ia-connector {
      display: flex;
      justify-content: center;
      margin: 0.5rem 0;
    }
    .ia-connector::before {
      content: '';
      width: 2px;
      height: 20px;
      background: var(--gray-4);
      display: block;
    }

    @media print {
      body { padding: 1rem; background: white; }
      .tabs, .tab { display: none; }
      .panel { display: block !important; margin-bottom: 3rem; }
    }