:root{--bg:#f5f5f4;--card:#fff;--ink:#1c1917;--mut:#78716c;--line:#e7e5e4;--amber:#f59e0b;
    --green:#059669;--red:#e11d48;--blue:#2563eb;--dark:#0a0a0a}
  *{box-sizing:border-box}
  body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
    background:var(--bg);color:var(--ink);font-size:14px}
  a{color:var(--blue)}
  .hidden{display:none!important}
  .tabnums{font-variant-numeric:tabular-nums}
  /* login */
  #login{min-height:100dvh;display:grid;place-items:center;background:var(--dark);color:#fafafa;padding:24px}
  #login .box{width:100%;max-width:360px}
  #login .logo{width:48px;height:48px;border-radius:12px;background:var(--amber);color:#111;
    display:grid;place-items:center;font-weight:800;font-size:20px;margin:0 auto 16px}
  #login h1{text-align:center;font-size:22px;margin:0 0 4px}
  #login p.sub{text-align:center;color:#a3a3a3;margin:0 0 24px;font-size:13px}
  #login .panel{background:#171717;border:1px solid #262626;border-radius:16px;padding:24px}
  #login label{display:block;font-size:12px;color:#a3a3a3;margin:0 0 4px}
  #login input{width:100%;padding:10px 12px;border-radius:8px;border:1px solid #3f3f46;background:#0a0a0a;
    color:#fafafa;font-size:14px;margin-bottom:12px}
  #login button.primary{width:100%;padding:11px;border:0;border-radius:8px;background:var(--amber);
    color:#111;font-weight:600;font-size:14px;cursor:pointer}
  #login .toggle{width:100%;background:none;border:0;color:#a3a3a3;font-size:12px;margin-top:10px;cursor:pointer}
  #login .msg{border-radius:8px;padding:8px 10px;font-size:13px;margin-bottom:12px}
  #login .msg.err{background:rgba(225,29,72,.12);border:1px solid rgba(225,29,72,.3);color:#fecaca}
  #login .msg.ok{background:rgba(5,150,105,.12);border:1px solid rgba(5,150,105,.3);color:#bbf7d0}
  /* app */
  #app{display:grid;grid-template-columns:220px 1fr;min-height:100dvh}
  aside{background:#fff;border-right:1px solid var(--line);padding:16px 12px;display:flex;flex-direction:column}
  .brand{display:flex;align-items:center;gap:8px;padding:4px 8px 16px}
  .brand .logo{width:32px;height:32px;border-radius:8px;background:var(--amber);color:#111;
    display:grid;place-items:center;font-weight:800}
  nav button{display:block;width:100%;text-align:left;padding:9px 12px;border:0;background:none;border-radius:8px;
    font-size:14px;color:#57534e;cursor:pointer;font-weight:500}
  nav button.active{background:#1c1917;color:#fff}
  nav button:hover:not(.active){background:#f5f5f4}
  aside .foot{margin-top:auto;border-top:1px solid var(--line);padding-top:12px;font-size:12px;color:var(--mut)}
  aside .foot button{background:none;border:0;color:var(--mut);font-size:12px;cursor:pointer;padding:6px 0}
  main{padding:24px 28px;overflow:auto}
  h1.page{font-size:20px;margin:0 0 4px}
  .sub{color:var(--mut);font-size:13px;margin:0 0 20px}
  .grid{display:grid;gap:16px}
  .cols{grid-template-columns:340px 1fr}
  @media(max-width:900px){.cols{grid-template-columns:1fr}#app{grid-template-columns:1fr}
    aside{flex-direction:row;flex-wrap:wrap;border-right:0;border-bottom:1px solid var(--line)}
    nav{display:flex;gap:4px;overflow:auto}aside .foot{margin:0;border:0;padding:8px}}
  .card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px}
  .card h2{font-size:14px;margin:0 0 12px}
  .tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
  @media(max-width:700px){.tiles{grid-template-columns:repeat(2,1fr)}}
  .tile{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px}
  .tile .lab{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut)}
  .tile .val{font-size:22px;font-weight:600;margin-top:6px}
  label.f{display:block;margin-bottom:10px}
  label.f span{display:block;font-size:12px;color:#57534e;margin-bottom:4px}
  input,select,textarea{width:100%;padding:9px 11px;border:1px solid #d6d3d1;border-radius:8px;font-size:14px;
    font-family:inherit;background:#fff}
  button.primary{width:100%;padding:10px;border:0;border-radius:8px;background:#1c1917;color:#fff;
    font-weight:500;cursor:pointer;font-size:14px}
  button.mini{padding:5px 9px;border:0;border-radius:6px;font-size:12px;font-weight:500;cursor:pointer}
  button.paid{background:var(--green);color:#fff}
  button.del{background:none;color:#a8a29e;font-size:13px}
  table{width:100%;border-collapse:collapse;font-size:13px}
  th{text-align:left;font-size:11px;text-transform:uppercase;color:var(--mut);font-weight:500;
    padding:10px 12px;background:#fafaf9;border-bottom:1px solid var(--line)}
  td{padding:10px 12px;border-bottom:1px solid #f5f5f4}
  .r{text-align:right}
  .pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600}
  .pill.g{background:#d1fae5;color:#065f46}.pill.b{background:#dbeafe;color:#1e40af}
  .pill.a{background:#fef3c7;color:#92400e}.pill.r{background:#ffe4e6;color:#9f1239}
  .green{color:var(--green)}.red{color:var(--red)}.blue{color:var(--blue)}.amber{color:#b45309}
  .muted{color:var(--mut)}
  details.add{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff}
  details.add summary{cursor:pointer;font-weight:600;font-size:13px}
  details.add form{margin-top:12px}
  .bars .row{margin-bottom:10px}
  .bars .lab{display:flex;justify-content:space-between;font-size:12px;color:var(--mut);margin-bottom:3px}
  .bars .track{display:flex;gap:4px;height:8px}
  .bars .t{flex:1;background:#f0efed;border-radius:99px}
  .bars .t i{display:block;height:8px;border-radius:99px}
  .flex{display:flex;align-items:center;justify-content:space-between;gap:8px}
  .between{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
  .g2{grid-template-columns:1fr 1fr}
  @media(max-width:760px){.g2{grid-template-columns:1fr}}
  /* toast */
  #toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(12px);
    max-width:calc(100vw - 32px);z-index:60;padding:11px 16px;border-radius:10px;font-size:13px;font-weight:500;
    color:#fff;background:#1c1917;box-shadow:0 8px 24px rgba(0,0,0,.18);opacity:0;pointer-events:none;
    transition:opacity .2s ease,transform .2s ease}
  #toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
  #toast.ok{background:var(--green)}
  #toast.err{background:var(--red)}
  /* busy overlay */
  #busy{position:fixed;inset:0;z-index:70;display:grid;place-items:center;background:rgba(255,255,255,.55);
    backdrop-filter:blur(1px)}
  #busy .spin{width:34px;height:34px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--ink);
    animation:spin .7s linear infinite}
  @keyframes spin{to{transform:rotate(360deg)}}
  @media(prefers-reduced-motion:reduce){#busy .spin{animation-duration:1.6s}}