:root{
  --green:#2ca01c; --green-d:#108000; --green-t:#e9f7e6;
  --text:#393a3d; --muted:#6b6c72; --border:#e3e5e8;
  --bg:#f4f5f8; --panel:#ffffff; --panel-2:#fafbfc;
  --pos:#127d3e; --neg:#b23b3b; --accent:#0077c5;
  --amt-pos:#0e8a00; --neg-soft:#cf5f5f; --neg-wash:rgba(207,95,95,.09);
  --shadow:0 1px 2px rgba(0,0,0,.06), 0 1px 3px rgba(0,0,0,.04);
}
:root[data-theme="dark"]{
  --green:#3ec53a; --green-d:#2ca01c; --green-t:#16301a;
  --text:#e6edf3; --muted:#9aa6b2; --border:#243040;
  --bg:#0b1220; --panel:#111a2b; --panel-2:#0e1626;
  --pos:#41d18a; --neg:#f2777a; --accent:#4aa3ff;
  --amt-pos:#41d18a; --neg-soft:#f0a0a0; --neg-wash:rgba(240,120,120,.12);
  --shadow:0 1px 2px rgba(0,0,0,.4);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);
  font-family:Arial,"Helvetica Neue",Helvetica,sans-serif;
  font-size:14px;line-height:1.45}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* ---- layout ---- */
.layout{display:grid;grid-template-columns:var(--sidebar-w,224px) 1fr;min-height:100vh}
.sidebar{position:relative;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column}
.resizer{position:absolute;top:0;right:-3px;bottom:0;width:6px;cursor:col-resize;z-index:20}
.resizer:hover,.resizer.active{background:var(--green)}
.brand{display:flex;align-items:center;gap:.5rem;padding:1.1rem 1.25rem;font-weight:800;font-size:1.05rem}
.brand .logo{width:26px;height:26px;border-radius:7px;background:var(--green);color:var(--on-brand,#fff);
  display:grid;place-items:center;font-weight:800}
.nav{padding:.5rem .6rem;display:flex;flex-direction:column;gap:2px}
.nav a{display:flex;align-items:center;gap:.7rem;padding:.6rem .75rem;border-radius:8px;
  color:var(--text);font-weight:600;font-size:.92rem}
.nav a:hover{background:var(--panel-2);text-decoration:none}
.nav a.active{background:var(--green-t);color:var(--green-d)}
.nav a .ic{width:18px;text-align:center;opacity:.85}
.nav .spacer{flex:1}
.side-foot{padding:.8rem 1rem;border-top:1px solid var(--border);font-size:.82rem;color:var(--muted)}
.usermenu{position:relative;border-top:1px solid var(--border);margin-top:auto}
.usermenu-btn{display:flex;align-items:center;gap:.55rem;width:100%;background:none;border:none;cursor:pointer;
  padding:.7rem 1rem;color:var(--text);font:inherit;text-align:left}
.usermenu-btn:hover{background:var(--panel-2)}
.usermenu-btn .avatar{width:30px;height:30px;border-radius:50%;background:var(--green);color:var(--on-brand,#fff);
  display:grid;place-items:center;font-weight:700;font-size:.85rem;flex:none}
.usermenu-btn .who{flex:1;min-width:0}
.usermenu-btn .who .nm{font-weight:600;font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.usermenu-btn .who .rl{font-size:.72rem;color:var(--muted)}
.usermenu-btn .caret{color:var(--muted)}
.usermenu-pop{position:absolute;bottom:calc(100% + 4px);left:.6rem;right:.6rem;background:var(--panel);
  border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow);padding:.35rem;display:none;z-index:50}
.usermenu-pop.open{display:block}
.usermenu-pop a,.usermenu-pop button{display:flex;align-items:center;gap:.6rem;width:100%;padding:.55rem .7rem;
  border-radius:7px;background:none;border:none;color:var(--text);font:inherit;font-size:.88rem;text-align:left;cursor:pointer}
.usermenu-pop a:hover,.usermenu-pop button:hover{background:var(--panel-2);text-decoration:none}
.usermenu-pop hr{border:none;border-top:1px solid var(--border);margin:.3rem 0}
.usermenu-pop form{margin:0}

.main{display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.9rem 1.5rem;border-bottom:1px solid var(--border);background:var(--panel)}
.topbar h1{font-size:1.25rem;margin:0;font-weight:700}
.topbar .right{display:flex;align-items:center;gap:1rem;color:var(--muted)}
.iconbtn{background:none;border:1px solid var(--border);border-radius:8px;padding:.35rem .6rem;
  cursor:pointer;color:var(--text)}
.content{padding:1.5rem;max-width:1200px;width:100%}

/* ---- tiles ---- */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.25rem}
.hide-totals .tiles{display:none}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.dash-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1.25rem}
.hide-totals .dash-grid{display:none}
.barchart{display:flex;align-items:flex-end;gap:.4rem;padding:1.25rem;height:190px}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;height:100%}
.bar-wrap{flex:1;width:100%;display:flex;align-items:flex-end;justify-content:center}
.bar{width:66%;min-height:2px;border-radius:5px 5px 0 0;background:var(--green)}
.bar.neg{background:var(--neg-soft)}
.bar-label{font-size:.68rem;color:var(--muted);margin-top:.35rem}
.brk{margin-bottom:.7rem}
.brk-top{display:flex;justify-content:space-between;font-size:.85rem;margin-bottom:.25rem}
.brk-bar{height:8px;background:var(--panel-2);border-radius:5px;overflow:hidden}
.brk-fill{height:100%;background:var(--green);border-radius:5px}
.tile{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:1.1rem 1.25rem;box-shadow:var(--shadow)}
.tile .label{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.tile .value{font-size:1.7rem;font-weight:800;margin-top:.3rem;font-variant-numeric:tabular-nums}
.tile.income .value{color:var(--pos)}
.tile.spending .value{color:var(--neg)}
.tile.profit{background:linear-gradient(180deg,var(--green-t),var(--panel))}

/* ---- toolbar / filters ---- */
.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow)}
.toolbar{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;padding:.85rem 1rem;border-bottom:1px solid var(--border)}
.toolbar input,.toolbar select{padding:.5rem .6rem;border:1px solid var(--border);border-radius:8px;
  background:var(--panel);color:var(--text);font-size:.9rem}
.toolbar input[type=search]{min-width:200px}
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.55rem .9rem;border-radius:8px;border:1px solid var(--border);
  background:var(--panel);color:var(--text);font-weight:600;font-size:.9rem;cursor:pointer}
.btn:hover{background:var(--panel-2);text-decoration:none}
.btn-primary{background:var(--green);border-color:var(--green);color:var(--on-brand,#fff)}
.btn-primary:hover{background:var(--green-d)}
.spacer{flex:1}

/* ---- table ---- */
table.txn{width:100%;border-collapse:collapse}
table.txn th{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);
  text-align:left;padding:.7rem 1rem;border-bottom:1px solid var(--border);white-space:nowrap}
table.txn th a{color:var(--muted)}
table.txn td{padding:.7rem 1rem;border-bottom:1px solid var(--border);vertical-align:middle}
tr.txn-row{cursor:pointer}
tr.txn-row:hover{background:var(--green-t)}
.col-amt{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap;font-weight:600;color:var(--text)}
/* click-to-sort headers (Excel-style) */
table[data-sortable] thead th[data-sort]{cursor:pointer;user-select:none}
table[data-sortable] thead th[data-sort]:hover{color:var(--text)}
table[data-sortable] thead th.asc::after{content:" ▲";opacity:.7}
table[data-sortable] thead th.desc::after{content:" ▼";opacity:.7}
.col-rcpt{text-align:center;width:52px}
.rcpt{font-size:1.05rem}
.cat-badge{display:inline-block;padding:.15rem .55rem;border-radius:999px;background:var(--panel-2);
  border:1px solid var(--border);font-size:.8rem;color:var(--muted)}
.cat-badge.income{background:var(--green-t);border-color:var(--green);color:var(--green-d);font-weight:600}
.cat-badge.expense{background:var(--neg-wash);border-color:var(--neg-soft);color:var(--neg-soft);font-weight:600}
.muted{color:var(--muted)}

/* ---- inline edit row ---- */
tr.edit-row td{background:var(--panel-2);padding:1rem 1.25rem;border-bottom:2px solid var(--green)}
.edit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.8rem}
.edit-grid .full{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:.25rem}
.field label{font-size:.74rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.field input,.field select,.field textarea{width:100%;padding:.5rem .6rem;border:1px solid var(--border);border-radius:8px;
  background:var(--panel);color:var(--text);font-size:.9rem;font-family:inherit}
.linkbtn{background:none;border:none;color:var(--accent);cursor:pointer;padding:0;font:inherit}
.linkbtn.del{color:var(--neg);font-weight:700}
.linkbtn.del:hover{color:var(--neg);text-decoration:none;opacity:.75}
.edit-actions{display:flex;gap:.6rem;margin-top:.9rem;align-items:center}

/* ---- pagination ---- */
.pager{display:flex;align-items:center;justify-content:space-between;padding:.8rem 1rem;color:var(--muted);font-size:.88rem}
.pager a{padding:.35rem .7rem;border:1px solid var(--border);border-radius:8px}

/* ---- login ---- */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:
  radial-gradient(900px 500px at 50% -10%,var(--green-t),var(--bg))}
.login-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;
  padding:2.2rem 2rem;width:360px;box-shadow:var(--shadow)}
.login-card .brand{padding:0 0 1.2rem;justify-content:center}
.login-card .field{margin-bottom:.9rem}
.login-card .btn-primary{width:100%;justify-content:center;padding:.7rem}
.login-err{background:#fdecec;color:#b23b3b;border:1px solid #f5c6c6;border-radius:8px;padding:.5rem .7rem;
  font-size:.85rem;margin-bottom:.9rem}

.chip{display:inline-block;padding:.35rem .7rem;border-radius:999px;border:1px solid var(--border);
  background:var(--panel);color:var(--muted);font-size:.82rem;font-weight:600}
.chip:hover{text-decoration:none;border-color:var(--green)}
.chip.active{background:var(--green);border-color:var(--green);color:var(--on-brand,#fff)}
.empty{padding:3rem;text-align:center;color:var(--muted)}
.flash{margin-bottom:1.1rem;display:flex;flex-direction:column;gap:.5rem}
.flash-item{padding:.7rem 1rem;border-radius:10px;font-weight:600;font-size:.9rem;border:1px solid var(--border)}
.flash-item.success{background:var(--green-t);color:var(--green-d);border-color:var(--green)}
.flash-item.error{background:var(--neg-wash);color:var(--neg-soft);border-color:var(--neg-soft)}

/* ---- invoices ---- */
.clickrow{cursor:pointer}
.clickrow:hover{background:var(--green-t)}
.status{display:inline-block;padding:.2rem .6rem;border-radius:999px;font-size:.76rem;font-weight:700}
.status-draft{background:var(--panel-2);color:var(--muted);border:1px solid var(--border)}
.status-sent{background:#e6f0fb;color:#1a5fb4;border:1px solid #bcd8f5}
.status-paid{background:var(--green-t);color:var(--green-d);border:1px solid var(--green)}
.status-overdue{background:var(--neg-wash);color:var(--neg-soft);border:1px solid var(--neg-soft)}
.invoice-paper{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:2.5rem;max-width:820px;box-shadow:var(--shadow)}
.inv-head{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:2rem}
.inv-co{font-size:1.35rem;font-weight:800}
.inv-title{text-align:right}
.inv-word{font-size:1.7rem;font-weight:800;color:var(--green)}
.inv-meta{display:flex;justify-content:space-between;gap:2rem;margin-bottom:1.5rem}
.inv-meta .label{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:.2rem}
table.inv-items{width:100%;border-collapse:collapse;margin-bottom:1.5rem}
table.inv-items th{text-align:left;font-size:.72rem;text-transform:uppercase;color:var(--muted);padding:.6rem .5rem;border-bottom:2px solid var(--border)}
table.inv-items th.r,table.inv-items td.r{text-align:right;white-space:nowrap}
table.inv-items td{padding:.6rem .5rem;border-bottom:1px solid var(--border)}
table.inv-items tfoot td{border-bottom:none;padding-top:1rem}
.inv-total{font-size:1.2rem;font-weight:800;color:var(--green-d)}
.inv-note{border-top:1px solid var(--border);padding-top:1rem}
.li-amt{white-space:nowrap}

/* ---- time tracker ---- */
.timer{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;padding:1.1rem 1.25rem;background:var(--panel);
  border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);margin-bottom:1.25rem}
.timer .clock{font-size:2rem;font-weight:800;font-variant-numeric:tabular-nums;min-width:130px}
.timer.running .clock{color:var(--green-d)}
.timer .grow{flex:1;min-width:180px}
.weeknav{display:flex;align-items:center;gap:.6rem}
.bill-card{display:flex;align-items:center;gap:1rem;padding:.7rem 1rem;border-bottom:1px solid var(--border)}
.bill-card .grow{flex:1}

/* ---- mobile ---- */
.hamburger{display:none}
.scrim{display:none}
@media (max-width:820px){
  .layout{grid-template-columns:1fr}
  .hamburger{display:inline-block}
  .resizer{display:none}
  .sidebar{position:fixed;top:0;left:0;bottom:0;width:260px;z-index:100;transform:translateX(-100%);transition:transform .2s ease}
  .sidebar.open{transform:none}
  .scrim{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:90}
  .scrim.show{display:block}
  .card{overflow-x:auto}
  .dash-grid{grid-template-columns:1fr}
  .tiles{grid-template-columns:1fr 1fr;gap:.6rem}
  .tile{padding:.8rem .9rem}
  .tile .value{font-size:1.3rem}
  .edit-grid{grid-template-columns:1fr 1fr}
  .content{padding:.9rem}
  .topbar{padding:.75rem .9rem}
  .topbar h1{font-size:1.05rem}
  .toolbar{gap:.45rem;padding:.7rem .8rem}
  .toolbar input[type=search]{min-width:0;flex:1;width:100%}
  .toolbar select,.toolbar input[type=date]{flex:1}
  table.txn th,table.txn td{padding:.6rem .55rem;white-space:nowrap}
  .invoice-paper{padding:1.1rem}
  .inv-head,.inv-meta{flex-direction:column;gap:.8rem}
  .inv-title{text-align:left}
  .timer{gap:.6rem}
  .timer .clock{font-size:1.5rem;min-width:0}
}
@media print{
  .sidebar,.topbar,.toolbar{display:none!important}
  .layout{display:block}.content{padding:0;max-width:none}
  .invoice-paper{border:none;box-shadow:none;max-width:none;padding:0}
  body{background:#fff}
}