:root{
    --orange:#f47b20; --orange-dark:#d8650f; --ink:#1f2329; --grey:#4a4a4a;
    --bg:#f4f5f7; --card:#ffffff; --line:#e3e6ea; --muted:#7a818b; --good:#1f9d55; --warn:#e0a800; --bad:#d64545;
  }
  *{box-sizing:border-box}
  body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
  a{color:var(--orange);text-decoration:none}
  .hidden{display:none!important}

  /* ---------- LANDING ---------- */
  .hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
    background:linear-gradient(135deg,#1f2329 0%,#2c333d 100%);color:#fff;padding:40px 20px}
  .logo{font-weight:800;letter-spacing:.5px;font-size:34px}
  .logo span{color:var(--orange)}
  .tag{color:#c7cdd6;margin:6px 0 30px;font-size:15px}
  .hero h1{font-size:40px;margin:0 0 12px;max-width:760px;line-height:1.15}
  .hero p.sub{color:#aeb6c1;max-width:560px;font-size:17px;margin:0 0 34px}
  .roles{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;max-width:720px}
  .role-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:18px 22px;
    width:160px;cursor:pointer;transition:.15s}
  .role-card:hover{background:rgba(244,123,32,.16);border-color:var(--orange);transform:translateY(-2px)}
  .role-card .ic{font-size:26px}
  .role-card .rn{font-weight:700;margin-top:8px}
  .role-card .rd{color:#aeb6c1;font-size:12px;margin-top:3px}
  .hint{margin-top:28px;color:#7d8794;font-size:13px}

  /* ---------- APP SHELL ---------- */
  .app{display:none;min-height:100vh}
  .app.show{display:grid;grid-template-columns:230px 1fr}
  .side{background:var(--ink);color:#cfd5dd;padding:20px 14px;display:flex;flex-direction:column}
  .side .logo{font-size:22px;padding:0 8px 18px}
  .nav a{display:flex;align-items:center;gap:10px;color:#cfd5dd;padding:11px 12px;border-radius:9px;cursor:pointer;font-size:14px;font-weight:600}
  .nav a:hover{background:rgba(255,255,255,.06)}
  .nav a.active{background:var(--orange);color:#fff}
  .side .foot{margin-top:auto;font-size:12px;color:#7d8794;padding:12px 8px;border-top:1px solid #333b45}
  .side .foot b{color:#fff}
  .logout{margin-top:10px;color:#9aa3ad;font-size:12px;cursor:pointer}

  .main{padding:24px 30px;overflow:auto}
  .topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
  .topbar h2{margin:0;font-size:22px}
  .pill{background:#fff;border:1px solid var(--line);border-radius:30px;padding:6px 14px;font-size:13px;font-weight:600;color:var(--grey)}

  .cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
  .stat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
  .stat .k{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.4px}
  .stat .v{font-size:28px;font-weight:800;margin-top:6px}
  .stat .v small{font-size:14px;font-weight:600;color:var(--good)}

  .panel{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:22px}
  .panel h3{margin:0 0 14px;font-size:16px}
  table{width:100%;border-collapse:collapse;font-size:13px}
  th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}
  th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.4px}
  .badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700}
  .b-new{background:#fdeede;color:var(--orange-dark)}
  .b-prog{background:#e4f0ff;color:#1d6fd6}
  .b-done{background:#e3f6ec;color:var(--good)}
  .b-hold{background:#fff4d6;color:#9a7400}

  /* ---------- PRICING ENGINE ---------- */
  .grid2{display:grid;grid-template-columns:1fr 360px;gap:22px}
  label{display:block;font-size:12px;font-weight:700;color:var(--grey);margin:14px 0 5px}
  input,select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-size:14px;font-family:inherit}
  .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  input[type=range]{padding:0}
  .quote{background:linear-gradient(135deg,var(--orange),var(--orange-dark));color:#fff;border-radius:14px;padding:22px}
  .quote .lbl{font-size:12px;opacity:.85;text-transform:uppercase;letter-spacing:.5px}
  .quote .big{font-size:42px;font-weight:800;margin:4px 0 2px}
  .quote .line{display:flex;justify-content:space-between;font-size:13px;padding:7px 0;border-top:1px solid rgba(255,255,255,.25)}
  .quote .drv{margin-top:14px;background:rgba(0,0,0,.18);border-radius:10px;padding:12px 14px;font-size:13px}
  .dash-toggle{display:flex;gap:8px;margin-top:6px}
  .dash-toggle button{flex:1;padding:9px;border:1px solid var(--line);background:#fff;border-radius:9px;cursor:pointer;font-weight:600;font-size:13px}
  .dash-toggle button.on{background:var(--orange);color:#fff;border-color:var(--orange)}
  .note{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.5}

  @media(max-width:820px){.app.show{grid-template-columns:1fr}.side{flex-direction:row;flex-wrap:wrap}.cards{grid-template-columns:1fr 1fr}.grid2{grid-template-columns:1fr}.hero h1{font-size:30px}}