:root{
    --bg:#0d2945;
    --panel:#15375d;
    --panel-2:#1d4a73;
    --line:rgba(255,255,255,0.14);
    --line-strong:rgba(255,255,255,0.22);
    --text:#f5f7fb;
    --muted:#8aa0b8;
    --brand:#c25e2f;            /* burnt sienna, brightened for buttons on dark */
    --brand-2:#a04d20;          /* burnt sienna deep — matches thereflectco.com accent */
    --ok:#22c55e;
    --warn:#f59e0b;
    --err:#ef4444;
    --info:#38bdf8;
    --radius:14px;
    --shadow:0 6px 24px rgba(0,0,0,.35);
    --tap:48px;
  }
  *{box-sizing:border-box}
  html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
  a{color:var(--brand)}
  button,input,select,textarea{font:inherit;color:inherit}
  button{cursor:pointer}
  .hide{display:none !important}

  /* ===== App shell ===== */
  .app{display:grid;grid-template-rows:auto 1fr auto;min-height:100dvh}
  header.top{
    position:sticky;top:0;z-index:10;
    display:flex;align-items:center;gap:12px;
    padding:10px 14px;
    background:linear-gradient(180deg,#0a2240,#081d36);
    border-bottom:1px solid var(--line);
  }
  .brand{display:flex;align-items:center;gap:10px;flex:1;min-width:0}
  .brand-mark{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;font-weight:800}
  .brand-name{font-weight:700;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .brand-sub{color:var(--muted);font-size:12px}
  .top-actions{display:flex;align-items:center;gap:8px}
  .pill{padding:6px 10px;border-radius:999px;background:var(--panel-2);color:var(--muted);font-size:12px;border:1px solid var(--line)}
  .icon-btn{
    height:var(--tap);min-width:var(--tap);padding:0 12px;border-radius:12px;
    background:var(--panel-2);border:1px solid var(--line);color:var(--text);
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    transition:background .15s ease,border-color .15s ease;
  }
  .icon-btn:hover{background:var(--panel)}
  .icon-btn.primary{background:var(--brand);color:#fff;border-color:transparent;font-weight:700}
  .icon-btn.primary:hover{background:var(--brand-2)}
  .icon-btn.ghost{background:transparent}
  .icon-btn.danger{background:#3b1a1a;border-color:#7a2c2c;color:#fecaca}
  .icon-btn.active-preset{border-color:var(--brand);background:rgba(194,94,47,0.18);color:var(--brand);font-weight:600}

  main{padding:14px;max-width:1100px;margin:0 auto;width:100%}
  footer.bottom-nav{
    position:sticky;bottom:0;z-index:10;
    display:grid;grid-template-columns:repeat(6,1fr);
    background:#081d36;border-top:1px solid var(--line);
    padding-bottom:env(safe-area-inset-bottom)
  }
  .nav-btn{
    background:transparent;border:0;color:var(--muted);
    height:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
    font-size:11px
  }
  .nav-btn.active{color:var(--brand)}
  .nav-btn .ico{font-size:20px;line-height:1}

  /* ===== Cards / lists ===== */
  .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin-bottom:12px;box-shadow:var(--shadow)}
  .card h2{margin:0 0 8px 0;font-size:16px}
  .row{display:flex;gap:10px;align-items:center}
  .row.wrap{flex-wrap:wrap}
  .grow{flex:1}
  .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
  @media (max-width:640px){.grid-2,.grid-3{grid-template-columns:1fr}}
  label{display:block;color:var(--muted);font-size:12px;margin-bottom:4px}
  input,select,textarea{
    width:100%;height:var(--tap);padding:10px 12px;border-radius:10px;
    background:rgba(255,255,255,0.04);border:1px solid var(--line);color:var(--text);outline:none
  }
  textarea{height:auto;min-height:88px;resize:vertical}
  input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(194,94,47,.22)}
  input::placeholder,textarea::placeholder{color:rgba(255,255,255,0.35)}
  .muted{color:var(--muted)}
  .kpi{
    display:grid;grid-template-columns:repeat(4,1fr);gap:10px
  }
  @media (max-width:640px){.kpi{grid-template-columns:1fr 1fr}}
  .kpi .tile{background:var(--panel-2);border:1px solid var(--line);border-radius:12px;padding:12px}
  .kpi .lbl{color:var(--muted);font-size:12px}
  .kpi .val{font-size:22px;font-weight:700;margin-top:4px}
  .badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;border:1px solid var(--line);background:rgba(255,255,255,0.04);color:var(--muted)}
  .badge.ok{background:#0c2218;border-color:#1f6b46;color:#7be6b1}
  .badge.warn{background:#2a1f0c;border-color:#7a5a1e;color:#f5d089}
  .badge.err{background:#2a1212;border-color:#7a2c2c;color:#fecaca}
  .badge.info{background:#0c1f2a;border-color:#1e587a;color:#90d3f1}

  .list-item{
    display:flex;align-items:center;gap:10px;padding:12px;
    border:1px solid var(--line);background:var(--panel-2);border-radius:12px;margin-bottom:8px
  }
  .list-item .meta{font-size:12px;color:var(--muted)}
  .list-item .title{font-weight:600}

  /* ===== Modal ===== */
  .modal-back{position:fixed;inset:0;background:rgba(4,16,32,.62);display:none;align-items:flex-end;justify-content:center;z-index:50}
  .modal-back.show{display:flex}
  .modal{
    background:var(--panel);border:1px solid var(--line);
    border-radius:18px 18px 0 0;width:100%;max-width:720px;max-height:92dvh;overflow:auto;padding:16px
  }
  @media (min-width:640px){
    .modal-back{align-items:center}
    .modal{border-radius:18px}
  }
  .modal h3{margin:0 0 10px 0}

  /* ===== Toast ===== */
  .toast-wrap{position:fixed;left:0;right:0;bottom:80px;display:flex;justify-content:center;pointer-events:none;z-index:60}
  .toast{background:#081d36;border:1px solid var(--line-strong);border-radius:10px;padding:10px 14px;color:var(--text);box-shadow:var(--shadow)}

  /* ===== Auth screen ===== */
  .auth{
    min-height:100dvh;display:grid;place-items:center;padding:18px;
    background:radial-gradient(1100px 700px at 50% -10%,#15385d 0,#0d2945 50%,#04162a 100%)
  }
  .auth .card{width:100%;max-width:420px}
  .auth h1{margin:0 0 4px 0;font-size:22px}
  .auth .sub{color:var(--muted);margin-bottom:14px}

  /* Tables */
  table{width:100%;border-collapse:collapse}
  th,td{padding:10px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top}
  th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
  .table-wrap{overflow:auto}

  /* Chat */
  .chat-log{max-height:340px;overflow:auto;display:flex;flex-direction:column;gap:8px;margin-bottom:10px}
  .bubble{padding:10px 12px;border-radius:14px;max-width:80%}
  .bubble.user{align-self:flex-end;background:var(--brand);color:#fff}
  .bubble.bot{align-self:flex-start;background:var(--panel-2);border:1px solid var(--line)}

  /* Section header */
  .section-h{display:flex;align-items:center;gap:10px;margin:4px 4px 12px}
  .section-h h1{font-size:18px;margin:0;flex:1}

  /* Inline alerts */
  .alert{padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,0.04);color:var(--text);margin-bottom:10px}
  .alert.warn{border-color:#7a5a1e;background:#2a1f0c}
  .alert.ok{border-color:#1f6b46;background:#0c2218}
  .alert.err{border-color:#7a2c2c;background:#2a1212}

  .right{margin-left:auto}
  .nowrap{white-space:nowrap}

  /* Small util */
  details > summary{cursor:pointer;color:var(--muted);padding:6px 0}

  /* Checkbox toggle (used for tax-exempt and similar booleans) */
  .toggle{
    display:inline-flex;align-items:center;gap:10px;
    min-height:var(--tap);padding:0 12px;border-radius:10px;
    background:rgba(255,255,255,0.04);border:1px solid var(--line);cursor:pointer;
    width:100%;user-select:none
  }
  .toggle input[type=checkbox]{
    appearance:none;-webkit-appearance:none;
    width:22px;height:22px;border-radius:6px;
    border:2px solid var(--line-strong);background:rgba(255,255,255,0.04);
    cursor:pointer;display:inline-grid;place-content:center;margin:0;flex:none
  }
  .toggle input[type=checkbox]:checked{background:var(--brand);border-color:var(--brand)}
  .toggle input[type=checkbox]:checked::after{
    content:"";width:6px;height:11px;border:solid #fff;border-width:0 3px 3px 0;
    transform:rotate(45deg) translate(-1px,-1px)
  }
  .toggle input[type=checkbox]:focus{outline:3px solid rgba(194,94,47,.3)}

  /* ===== Empty state ===== */
  .empty-state{
    text-align:center;padding:48px 24px;color:var(--muted);
    background:var(--panel);border:1px dashed var(--line-strong);
    border-radius:var(--radius);margin:12px 0;
  }
  .empty-state .ico{font-size:36px;opacity:.5;margin-bottom:12px}
  .empty-state .title{color:var(--text);font-weight:600;margin-bottom:6px}

  /* ===== Loading skeleton ===== */
  .skeleton{
    background:linear-gradient(90deg,
      rgba(255,255,255,0.04) 0%,
      rgba(255,255,255,0.08) 50%,
      rgba(255,255,255,0.04) 100%);
    background-size:200% 100%;
    animation:shimmer 1.4s ease-in-out infinite;
    border-radius:8px;
  }
  @keyframes shimmer{
    0%{background-position:200% 0}
    100%{background-position:-200% 0}
  }

  /* ===== Install prompt (PWA) ===== */
  .pwa-prompt{
    position:fixed;bottom:80px;left:14px;right:14px;
    background:var(--panel);border:1px solid var(--line-strong);
    border-radius:14px;padding:14px;display:flex;align-items:center;gap:12px;
    box-shadow:var(--shadow);z-index:55;
    max-width:480px;margin:0 auto;
  }
  .pwa-prompt .ico{font-size:24px}
  .pwa-prompt .body{flex:1;font-size:14px;line-height:1.4}
  .pwa-prompt .body strong{display:block;margin-bottom:2px}
  .pwa-prompt .close{background:transparent;border:0;color:var(--muted);font-size:20px;cursor:pointer;padding:4px 8px}