:root{
  --paper:#FFFFFF; --paper-deep:#F3F3F1; --card:#FFFFFF;
  --ink:#1A1714; --ink-soft:#4A433A; --ink-mute:#8A8073;
  --rule:rgba(26,23,20,.14); --accent:#7A1E1A; --accent-soft:rgba(122,30,26,.08);
  --good:#2f6b3a; --warn:#9a5b12; --danger:#7A1E1A;
  --shadow:0 1px 2px rgba(26,23,20,.05), 0 1px 3px rgba(26,23,20,.04);
  --serif:'Fraunces',Georgia,serif; --sans:'Manrope',-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.55;
  -webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
em{font-style:normal;color:var(--ink-mute);font-size:.85em;text-transform:uppercase;letter-spacing:.04em}

.topbar{display:flex;justify-content:space-between;align-items:center;padding:.9rem 1.5rem;
  background:rgba(255,255,255,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--rule);
  position:sticky;top:0;z-index:10}
.brand{font-family:var(--serif);font-weight:500;font-size:1.05rem;display:flex;align-items:center;gap:.5rem}
.brand.big{font-size:1.8rem}
.mark{width:8px;height:8px;background:var(--accent);transform:rotate(45deg);display:inline-block}
.nav-right{display:flex;align-items:center;gap:1rem}
.whoami{font-size:.82rem;color:var(--ink-soft)}
.inline{display:inline}

.wrap{max-width:1080px;margin:0 auto;padding:2rem 1.5rem}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}
.page-head h1{font-family:var(--serif);font-weight:500;font-size:1.9rem;letter-spacing:-.02em}
.head-actions{display:flex;gap:.6rem}
.back{font-size:.8rem;color:var(--ink-mute);display:inline-block;margin-bottom:.25rem}
.small{font-size:.7em}.muted{color:var(--ink-mute)}.nowrap{white-space:nowrap}

.card{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:1.5rem;margin-bottom:1.5rem;box-shadow:var(--shadow)}
.card.narrow{max-width:520px}
.card h2{font-family:var(--serif);font-weight:500;font-size:1.15rem;margin-bottom:1rem}
.badge{display:inline-block;min-width:18px;padding:0 5px;background:var(--accent);color:#fff;
  border-radius:999px;font-size:.68rem;font-weight:700;text-align:center;line-height:18px;vertical-align:top}
.pending-box{border:1px solid rgba(154,91,18,.3);background:rgba(154,91,18,.06);border-radius:8px;
  padding:.75rem .9rem;margin-bottom:1rem}
.pending-title{font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;color:var(--warn);
  font-weight:700;margin-bottom:.5rem}
.pending-row{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;
  padding:.4rem 0;border-top:1px solid rgba(154,91,18,.15)}
.pending-row:first-of-type{border-top:none}
.pending-amt{font-weight:700;font-variant-numeric:tabular-nums}
.pending-actions{display:flex;gap:.8rem;white-space:nowrap}

table{width:100%;border-collapse:collapse;font-size:.9rem}
th{text-align:left;font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-mute);
  font-weight:600;padding:.5rem .6rem;border-bottom:1px solid var(--rule)}
td{padding:.6rem;border-bottom:1px solid var(--rule);vertical-align:middle}
tr:last-child td{border-bottom:none}
.num{text-align:right;font-variant-numeric:tabular-nums}
.owes{color:var(--accent);font-weight:600}
.credit{color:var(--good)}.debit{color:var(--ink)}
.row-actions{display:flex;gap:.8rem;justify-content:flex-end;white-space:nowrap}
tr.reversed td{opacity:.5;text-decoration:line-through}
.tag{background:var(--accent-soft);color:var(--accent);font-size:.62rem;padding:.1rem .4rem;
  border-radius:4px;text-transform:uppercase;letter-spacing:.05em;text-decoration:none;display:inline-block}

.pct{font-weight:700;font-variant-numeric:tabular-nums}
.pct.good,.kpi-value.good{color:var(--good)}
.pct.warn,.kpi-value.warn{color:var(--warn)}

.kpi{background:var(--ink);color:var(--paper);border-radius:10px;padding:1.8rem;margin-bottom:1.5rem}
.kpi.small{padding:1.1rem 1.5rem;display:flex;align-items:baseline;gap:1rem}
.kpi-label{font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;color:rgba(241,236,226,.6);margin-bottom:.4rem}
.kpi-value{font-family:var(--serif);font-size:3rem;line-height:1;font-weight:500}
.kpi.small .kpi-value{font-size:1.6rem}
.kpi-value.owes{color:#e5a0a0}.kpi-value.good{color:#a6d6b0}
.kpi-sub{margin-top:.6rem;font-size:.85rem;color:rgba(241,236,226,.75)}

.stack{display:flex;flex-direction:column;gap:1rem}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
label{display:flex;flex-direction:column;gap:.35rem;font-size:.8rem;font-weight:600;color:var(--ink-soft)}
input,select{font-family:var(--sans);font-size:.95rem;padding:.6rem .7rem;border:1px solid var(--rule);
  border-radius:7px;background:#fff;color:var(--ink)}
input:focus,select:focus{outline:none;border-color:var(--accent)}
fieldset.sub{border:1px dashed var(--rule);border-radius:8px;padding:1rem;display:flex;flex-direction:column;gap:1rem}
fieldset.sub legend{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-mute);padding:0 .4rem}
.form-actions{display:flex;justify-content:flex-end;gap:.7rem;margin-top:.5rem}

.btn{background:var(--accent);color:#fff;border:none;border-radius:7px;padding:.6rem 1.1rem;font-family:var(--sans);
  font-size:.85rem;font-weight:600;cursor:pointer}
.btn:hover{background:#5C1612;text-decoration:none}
.btn-ghost{background:transparent;border:1px solid var(--rule);color:var(--ink);border-radius:7px;
  padding:.55rem 1rem;font-size:.85rem;font-weight:600;cursor:pointer}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}
.btn-link{background:none;border:none;color:var(--accent);cursor:pointer;font-size:.85rem;font-family:var(--sans);padding:0}
.btn-link.danger{color:var(--danger)}
.btn-danger{background:transparent;border:1px solid rgba(122,30,26,.4);color:var(--danger);
  border-radius:7px;padding:.5rem 1rem;font-size:.82rem;font-weight:600;cursor:pointer;font-family:var(--sans)}
.btn-danger:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.danger-zone{margin-top:.5rem;padding-top:1rem;border-top:1px solid var(--rule);display:flex;justify-content:flex-end}
.access-row{display:flex;align-items:center;gap:1rem;margin-bottom:.75rem}
.pw-form{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}
.pw-form input{flex:1;min-width:120px;padding:.5rem .6rem;border:1px solid var(--rule);border-radius:7px;
  font-family:var(--sans);font-size:.88rem;background:#fff}
.pw-form input:focus{outline:none;border-color:var(--accent)}
.hint{margin-top:1rem;font-size:.8rem;color:var(--ink-mute);border-top:1px solid var(--rule);padding-top:.8rem}

.login-card{max-width:380px;margin:6vh auto;background:var(--card);border:1px solid var(--rule);
  border-radius:12px;padding:2.5rem}
.login-card .brand{margin-bottom:.25rem}
.login-card .muted{margin-bottom:1.5rem;font-size:.85rem}
.login-card .stack{margin-top:1rem}
.flash{background:var(--accent-soft);color:var(--accent);border:1px solid rgba(122,30,26,.2);
  border-radius:7px;padding:.7rem .9rem;font-size:.85rem;margin-bottom:1rem}

@media(max-width:640px){
  .row2{grid-template-columns:1fr}
  .row-actions{flex-direction:column;gap:.3rem;align-items:flex-end}
  .kpi-value{font-size:2.2rem}
}

/* ---- nav links ---- */
.nav-link{font-size:.82rem;font-weight:600;color:var(--ink-soft);text-decoration:none}
.nav-link:hover{color:var(--accent);text-decoration:none}

/* ---- master–detail workspace ---- */
.workspace{display:grid;grid-template-columns:320px 1fr;gap:1.25rem;align-items:start}
.workspace-kpi{margin-bottom:1.25rem}
.list-pane{position:sticky;top:5rem;background:var(--card);border:1px solid var(--rule);
  border-radius:10px;padding:.75rem;max-height:calc(100vh - 6rem);display:flex;flex-direction:column;box-shadow:var(--shadow)}
.search{width:100%;margin-bottom:.6rem;padding:.55rem .7rem;border:1px solid var(--rule);
  border-radius:7px;font-family:var(--sans);font-size:.9rem;background:#fff}
.search:focus{outline:none;border-color:var(--accent)}
.seller-list{overflow-y:auto;display:flex;flex-direction:column;gap:2px}
.seller-item{display:flex;justify-content:space-between;align-items:center;gap:.5rem;
  padding:.6rem .65rem;border-radius:7px;text-decoration:none;color:var(--ink);cursor:pointer;
  border:1px solid transparent}
.seller-item:hover{background:var(--paper-deep);text-decoration:none}
.seller-item.active{background:var(--accent-soft);border-color:rgba(122,30,26,.25)}
.si-main{display:flex;flex-direction:column;min-width:0}
.si-name{font-weight:600;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.si-booth{font-size:.72rem;color:var(--ink-mute)}
.si-bal{font-size:.8rem;font-variant-numeric:tabular-nums;white-space:nowrap}
.empty{padding:1rem;text-align:center}

.panel-pane{min-height:60vh}
.panel-empty{background:var(--card);border:1px dashed var(--rule);border-radius:10px;
  padding:4rem 2rem;text-align:center}
.pe-title{font-family:var(--serif);font-size:1.4rem;margin-bottom:.5rem}

.panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;
  margin-bottom:1.25rem;flex-wrap:wrap}
.panel-name{font-family:var(--serif);font-weight:500;font-size:1.7rem;letter-spacing:-.02em}
.panel-sub{font-size:.85rem;margin-top:.25rem}
.panel-bal{text-align:right}
.bal-value{font-family:var(--serif);font-size:1.9rem;font-weight:500;line-height:1}
.bal-value.owes{color:var(--accent)}.bal-value.good{color:var(--good)}

.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}
.mini-card{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:1.1rem 1.25rem;margin-bottom:1rem;box-shadow:var(--shadow)}
.mini-card h3{font-family:var(--serif);font-weight:500;font-size:1rem;margin-bottom:.75rem}
.mc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}
.mc-head h3{margin-bottom:0}
.btn.small{padding:.4rem .8rem;font-size:.78rem}
.kv{display:grid;grid-template-columns:auto 1fr;gap:.35rem 1rem;font-size:.88rem}
.kv dt{color:var(--ink-mute)}
.kv dd{text-align:right;font-variant-numeric:tabular-nums}

.note-form{display:flex;gap:.6rem;align-items:flex-start;margin-bottom:1rem}
.note-form textarea{flex:1;padding:.55rem .7rem;border:1px solid var(--rule);border-radius:7px;
  font-family:var(--sans);font-size:.88rem;resize:vertical;background:#fff}
.note-form textarea:focus{outline:none;border-color:var(--accent)}
.notes{list-style:none;display:flex;flex-direction:column;gap:.7rem}
.notes li{border-left:2px solid var(--rule);padding-left:.75rem}
.note-meta{font-size:.72rem;color:var(--ink-mute);margin-bottom:.15rem}
.note-body{font-size:.9rem;white-space:pre-wrap}

@media(max-width:820px){
  .workspace{grid-template-columns:1fr}
  .list-pane{position:static;max-height:340px}
  .panel-grid{grid-template-columns:1fr}
}