:root{
  /* Amanat brand palette — navy + orange, light surfaces only (no dark mode by request) */
  --bg:#F3F5FA; --surface:#FFFFFF; --surface-2:#EBEFF6; --surface-3:#E0E6F0;
  --ink:#1A2233; --ink-soft:#535E77; --ink-faint:#8792A6;
  --border:#D9DFEC; --border-soft:#E7EBF4;
  --primary:#1D3B70; --primary-hover:#152C55; --on-primary:#FFFFFF;
  --accent:#F2761E; --accent-soft:#FCE3CC; --accent-ink:#8A3D0B;
  --success:#1F8A5A; --success-soft:#DEF3E9; --success-ink:#146641;
  --danger:#D6483F; --danger-soft:#FBE1DE; --danger-ink:#932A24;
  --info:#0E7C86; --info-soft:#DBF1F1; --info-ink:#0B5A61;
  --shadow: 0 1px 2px rgba(26,34,51,.06), 0 6px 20px -8px rgba(26,34,51,.16);
  --radius: 10px;
  --font-display:'Fraunces', ui-serif, Georgia, serif;
  --font-body:'Work Sans', ui-sans-serif, system-ui, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  color-scheme: light;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;height:100%;}
body{
  background:var(--bg); color:var(--ink); font-family:var(--font-body);
  font-size:14px; line-height:1.5; -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:var(--font-display); font-weight:600; margin:0; text-wrap:balance;}
::selection{background:var(--accent-soft); color:var(--accent-ink);}
a{color:inherit;}
.num{font-family:var(--font-mono); font-variant-numeric:tabular-nums;}
button{font-family:inherit; font-size:inherit;}
input,select,textarea{font-family:inherit; font-size:inherit; color:var(--ink);}
:focus-visible{outline:2px solid var(--primary); outline-offset:2px;}
[hidden]{display:none !important;}

/* ---------- Login ---------- */
.login-screen{
  min-height:100vh; display:flex; align-items:center; justify-content:center; padding:24px; background:var(--bg);
}
.login-card{
  width:100%; max-width:360px; background:var(--surface); border:1px solid var(--border); border-radius:14px;
  padding:28px 26px; box-shadow:var(--shadow);
}
.login-sub{font-size:12.5px; color:var(--ink-faint); margin-top:2px;}
.user-row{display:flex; align-items:center; justify-content:space-between; gap:8px; font-size:12.5px; color:var(--ink-soft);}

.app-shell{display:flex; min-height:100vh;}

/* ---------- Sidebar ---------- */
.sidebar{
  width:250px; flex:none; background:var(--surface); border-right:1px solid var(--border);
  display:flex; flex-direction:column; position:sticky; top:0; height:100vh; overflow-y:auto;
}
.brand{padding:20px 18px 14px; border-bottom:1px solid var(--border-soft);}
.brand-mark{display:flex; align-items:center; gap:9px; margin-bottom:2px;}
.brand-dot{width:10px;height:10px;border-radius:50%; background:var(--surface); border:2px solid var(--primary); flex:none;}
.brand-name{font-family:var(--font-display); font-size:18px; font-weight:700; letter-spacing:.01em; color:var(--primary);}
.brand-name-accent{color:var(--accent);}
.brand-sub{font-size:11.5px; color:var(--ink-faint); margin-top:3px; letter-spacing:.02em;}

.nav-scroll{flex:1; padding:14px 10px 18px; overflow-y:auto;}
.nav-section-label{font-size:10.5px; text-transform:uppercase; letter-spacing:.09em; color:var(--ink-faint); padding:14px 10px 6px; font-weight:600;}
.nav-section-label:first-child{padding-top:4px;}
.nav-item{
  display:flex; align-items:center; gap:9px; width:100%; text-align:left; padding:8px 10px; border-radius:8px;
  border:none; background:transparent; color:var(--ink-soft); cursor:pointer; font-size:13.5px; font-weight:500; margin-bottom:1px; position:relative;
}
.nav-item:hover{background:var(--surface-2); color:var(--ink);}
.nav-item.active{background:var(--primary); color:var(--on-primary);}
.nav-item.active .nav-badge{background:rgba(255,255,255,.22); color:var(--on-primary);}
.nav-icon{width:15px; flex:none; opacity:.8; text-align:center; font-size:12px;}
.nav-item-name{flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.nav-badge{font-family:var(--font-mono); font-size:10.5px; font-weight:600; padding:1px 6px; border-radius:20px; background:var(--accent-soft); color:var(--accent-ink); flex:none;}
.sidebar-foot{padding:12px 16px 16px; border-top:1px solid var(--border-soft);}

/* ---------- Main ---------- */
.main{flex:1; min-width:0; display:flex; flex-direction:column;}
.topbar{position:sticky; top:0; z-index:5; background:var(--bg); padding:22px 32px 0;}
.topbar-row{display:flex; align-items:flex-end; justify-content:space-between; gap:16px; flex-wrap:wrap; padding-bottom:16px; border-bottom:1px solid var(--border-soft);}
.topbar-titles{min-width:0;}
.eyebrow{font-size:11px; text-transform:uppercase; letter-spacing:.09em; color:var(--ink-faint); font-weight:600; margin-bottom:4px;}
.page-title{font-size:24px;}
.page-sub{color:var(--ink-soft); font-size:13px; margin-top:4px;}
.topbar-actions{display:flex; gap:8px; flex-wrap:wrap;}
.content{padding:22px 32px 48px; flex:1;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:6px; padding:8px 14px; border-radius:8px; border:1px solid var(--border);
  background:var(--surface); color:var(--ink); cursor:pointer; font-weight:600; font-size:13px; line-height:1.2;
  transition:background .12s, border-color .12s; white-space:nowrap;
}
.btn:hover{background:var(--surface-2);}
.btn-primary{background:var(--primary); border-color:var(--primary); color:var(--on-primary);}
.btn-primary:hover{background:var(--primary-hover); border-color:var(--primary-hover);}
.btn-danger{color:var(--danger-ink); border-color:var(--danger);}
.btn-danger:hover{background:var(--danger-soft);}
.btn-ghost{border-color:transparent; background:transparent;}
.btn-ghost:hover{background:var(--surface-2);}
.btn-sm{padding:5px 10px; font-size:12px; border-radius:7px;}
.btn[disabled]{opacity:.45; cursor:not-allowed;}
.icon-btn{width:28px; height:28px; display:inline-flex; align-items:center; justify-content:center; border-radius:7px; border:1px solid transparent; background:transparent; color:var(--ink-soft); cursor:pointer;}
.icon-btn:hover{background:var(--surface-2); color:var(--ink);}

/* ---------- Cards / KPIs ---------- */
.card{background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); box-shadow:var(--shadow);}
.kpi-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(168px,1fr)); gap:12px; margin:20px 0;}
.kpi-tile{background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:14px 16px;}
.kpi-label{font-size:11px; text-transform:uppercase; letter-spacing:.07em; color:var(--ink-faint); font-weight:600; display:flex; align-items:center; gap:6px;}
.kpi-value{font-family:var(--font-display); font-size:25px; font-weight:600; margin-top:6px; font-variant-numeric:tabular-nums;}
.kpi-value.accent{color:var(--accent-ink);}
.kpi-value.danger{color:var(--danger-ink);}
.kpi-foot{font-size:11.5px; color:var(--ink-faint); margin-top:4px;}

/* ---------- Filter bar ---------- */
.filter-bar{display:flex; align-items:center; gap:8px; flex-wrap:wrap; margin-bottom:14px;}
.seg{display:inline-flex; background:var(--surface-2); border-radius:8px; padding:2px; gap:2px;}
.seg button{border:none; background:transparent; padding:6px 11px; border-radius:6px; font-size:12.5px; font-weight:600; color:var(--ink-soft); cursor:pointer;}
.seg button.active{background:var(--surface); color:var(--ink); box-shadow:0 1px 2px rgba(0,0,0,.08);}
.input, select.input{padding:7px 10px; border-radius:7px; border:1px solid var(--border); background:var(--surface); color:var(--ink);}
.search-input{min-width:190px;}
.spacer{flex:1;}

/* ---------- Table ---------- */
.table-wrap{overflow-x:auto; border:1px solid var(--border); border-radius:var(--radius); background:var(--surface);}
table{border-collapse:collapse; width:100%; min-width:860px;}
thead th{
  text-align:left; font-size:10.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-faint); font-weight:600;
  padding:10px 12px; border-bottom:1px solid var(--border); background:var(--surface-2); position:sticky; top:0; white-space:nowrap;
}
tbody td{padding:10px 12px; border-bottom:1px solid var(--border-soft); font-size:13px; vertical-align:middle;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:var(--surface-2);}
td.amt{font-family:var(--font-mono); font-variant-numeric:tabular-nums; text-align:right; white-space:nowrap;}
.bnf-name{font-weight:600;}
.bnf-sub{font-size:11.5px; color:var(--ink-faint); font-family:var(--font-mono);}
.row-actions{display:flex; gap:4px; justify-content:flex-end;}
.checkbox{width:15px; height:15px; accent-color:var(--primary); cursor:pointer;}

.pill{display:inline-flex; align-items:center; gap:5px; font-size:11px; font-weight:700; padding:3px 8px; border-radius:20px; white-space:nowrap; letter-spacing:.01em;}
.pill::before{content:''; width:6px; height:6px; border-radius:50%; background:currentColor;}
.pill.pending{background:var(--accent-soft); color:var(--accent-ink);}
.pill.exported{background:var(--info-soft); color:var(--info-ink);}
.pill.paid{background:var(--success-soft); color:var(--success-ink);}
.pill.aged{background:var(--danger-soft); color:var(--danger-ink);}

.chip{display:inline-block; font-size:11px; font-weight:600; padding:3px 9px; border-radius:20px; border:1px solid var(--border); white-space:nowrap;}

.empty-state{padding:56px 24px; text-align:center; color:var(--ink-soft);}
.empty-state .glyph{font-size:28px; margin-bottom:10px; opacity:.5;}
.empty-state h3{font-size:16px; margin-bottom:6px; color:var(--ink);}
.empty-state p{font-size:13px; max-width:340px; margin:0 auto 14px;}

/* ---------- Modal ---------- */
.modal-overlay{position:fixed; inset:0; background:rgba(10,18,16,.5); display:flex; align-items:flex-start; justify-content:center; padding:5vh 16px; z-index:50; overflow-y:auto; backdrop-filter:blur(1px);}
.modal{background:var(--surface); border-radius:14px; border:1px solid var(--border); box-shadow:var(--shadow); width:100%; max-width:640px; margin:auto;}
.modal-head{display:flex; align-items:center; justify-content:space-between; padding:18px 22px; border-bottom:1px solid var(--border-soft);}
.modal-title{font-size:17px;}
.modal-body{padding:20px 22px;}
.modal-foot{display:flex; align-items:center; justify-content:flex-end; gap:8px; padding:16px 22px; border-top:1px solid var(--border-soft);}
.modal-foot .hint{margin-right:auto; font-size:12px; color:var(--ink-faint);}

.form-grid{display:grid; grid-template-columns:1fr 1fr; gap:12px 14px;}
.field{display:flex; flex-direction:column; gap:5px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:11.5px; font-weight:600; color:var(--ink-soft);}
.field .hint{font-size:11px; color:var(--ink-faint);}
.field input, .field select, .field textarea{padding:8px 10px; border-radius:7px; border:1px solid var(--border); background:var(--surface); color:var(--ink); width:100%;}
.field textarea{resize:vertical; min-height:56px;}
details.advanced{grid-column:1/-1; margin-top:2px;}
details.advanced summary{cursor:pointer; font-size:12px; font-weight:600; color:var(--primary); padding:6px 0; list-style:none;}
details.advanced summary::-webkit-details-marker{display:none;}
details.advanced summary::before{content:'▸ '; font-size:10px;}
details.advanced[open] summary::before{content:'▾ ';}
details.advanced .form-grid{margin-top:10px;}
.check-row{display:flex; align-items:center; gap:8px; grid-column:1/-1; font-size:12.5px; color:var(--ink-soft); margin-top:2px;}

/* ---------- Banner / toast ---------- */
.banner{display:flex; gap:10px; align-items:flex-start; padding:11px 14px; border-radius:9px; font-size:12.5px; border:1px solid; margin-bottom:16px;}
.banner.warn{background:var(--accent-soft); color:var(--accent-ink); border-color:transparent;}
.banner.info{background:var(--info-soft); color:var(--info-ink); border-color:transparent;}
.banner.danger{background:var(--danger-soft); color:var(--danger-ink); border-color:transparent;}
.banner strong{font-weight:700;}

.toast-stack{position:fixed; bottom:20px; right:20px; z-index:80; display:flex; flex-direction:column; gap:8px; max-width:340px;}
.toast{background:var(--ink); color:var(--bg); padding:11px 14px; border-radius:9px; font-size:12.5px; box-shadow:var(--shadow); animation:toast-in .18s ease-out;}
@keyframes toast-in{from{transform:translateY(6px); opacity:0;} to{transform:translateY(0); opacity:1;}}

/* ---------- Overview bars ---------- */
.bar-row{display:grid; grid-template-columns:150px 1fr 92px; align-items:center; gap:12px; padding:7px 0;}
.bar-row .lbl{font-size:12.5px; color:var(--ink-soft); overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.bar-track{height:9px; background:var(--surface-2); border-radius:20px; overflow:hidden;}
.bar-fill{height:100%; border-radius:20px; background:var(--primary);}
.bar-row .val{font-family:var(--font-mono); font-size:12px; text-align:right; font-variant-numeric:tabular-nums; color:var(--ink-soft);}

.firm-card-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(230px,1fr)); gap:12px; margin-bottom:22px;}
.firm-card{background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:14px 16px; cursor:pointer; transition:border-color .12s, transform .12s;}
.firm-card:hover{border-color:var(--primary); transform:translateY(-1px);}
.firm-card .fname{font-weight:700; font-size:14px;}
.firm-card .facc{font-family:var(--font-mono); font-size:11px; color:var(--ink-faint); margin-top:2px;}
.firm-card .ftotal{font-family:var(--font-display); font-size:19px; margin-top:10px;}
.firm-card .fmeta{font-size:11.5px; color:var(--ink-faint); margin-top:2px; display:flex; gap:8px;}

.section-heading{display:flex; align-items:baseline; justify-content:space-between; margin:26px 0 12px;}
.section-heading h2{font-size:16px;}
.section-heading .sub{font-size:12px; color:var(--ink-faint);}

.master-tabs{display:flex; gap:4px; border-bottom:1px solid var(--border); margin-bottom:18px;}
.master-tab{padding:9px 4px; margin-right:18px; border:none; background:transparent; color:var(--ink-faint); font-weight:600; font-size:13px; cursor:pointer; border-bottom:2px solid transparent; margin-bottom:-1px;}
.master-tab.active{color:var(--primary); border-bottom-color:var(--primary);}

.list-row{display:flex; align-items:center; gap:12px; padding:11px 14px; border-bottom:1px solid var(--border-soft);}
.list-row:last-child{border-bottom:none;}
.list-row .name{font-weight:600; flex:1; min-width:0;}
.list-row .meta{font-family:var(--font-mono); font-size:11.5px; color:var(--ink-faint);}

@media (max-width: 880px){
  .app-shell{flex-direction:column;}
  .sidebar{position:relative; width:100%; height:auto; flex-direction:row; overflow-x:auto; border-right:none; border-bottom:1px solid var(--border);}
  .brand{border-bottom:none; padding:14px 14px 8px;}
  .nav-scroll{flex:none; display:flex; padding:6px 10px 12px; gap:4px; overflow-x:auto;}
  .nav-section-label{display:none;}
  .nav-item{flex:none;}
  .sidebar-foot{display:none;}
  .topbar, .content{padding-left:16px; padding-right:16px;}
  .form-grid{grid-template-columns:1fr;}
  .bar-row{grid-template-columns:96px 1fr 76px;}
}