/* ==========================================================================
   Cashbook — classic Tally feel, modern build.
   Green chrome, ruled ledgers, monospaced figures, light background.
   ========================================================================== */

:root{
  /* Chrome */
  --green-900:#0c4429;
  --green-800:#12603a;
  --green-700:#1a7a4a;
  --green-600:#23935c;
  --lime-300:#d9f0a3;
  --lime-400:#b9e06b;

  /* Surfaces */
  --bg:#eef2e9;
  --panel:#ffffff;
  --panel-alt:#f7faf4;
  --rule:#cfdcc8;
  --rule-strong:#a9bfa0;

  /* Ink */
  --ink:#17291f;
  --ink-soft:#5c6f62;
  --ink-faint:#89998e;

  /* Semantics */
  --income:#136b45;
  --income-bg:#eaf6ef;
  --expense:#a5342a;
  --expense-bg:#fbeeec;
  --highlight:#fff6cf;
  --warn:#8a6d0b;
  --warn-bg:#fdf6dd;

  --radius:5px;
  --radius-lg:8px;
  --shadow:0 1px 2px rgba(20,50,35,.06), 0 4px 14px rgba(20,50,35,.05);
  --shadow-lg:0 10px 40px rgba(12,44,29,.22);

  --mono:"SFMono-Regular", ui-monospace, "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:14px;
  line-height:1.5;
}

a{color:var(--green-700);text-decoration:none}
a:hover{text-decoration:underline}

h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.01em}

/* ---------- Top chrome ------------------------------------------------- */
.topbar{
  background:linear-gradient(180deg,var(--green-800),var(--green-900));
  color:#fff;
  border-bottom:2px solid var(--lime-400);
}
.topbar-inner{
  max-width:1400px;margin:0 auto;padding:0 18px;
  height:52px;display:flex;align-items:center;gap:26px;
}
.brand{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;flex-shrink:0}
.brand:hover{text-decoration:none}
.brand-mark{
  display:grid;place-items:center;width:28px;height:28px;
  background:var(--lime-300);color:var(--green-900);
  border-radius:var(--radius);font-family:var(--mono);font-weight:700;font-size:16px;
}
.brand-mark.lg{width:44px;height:44px;font-size:24px;margin:0 auto 10px}
.brand-text{font-weight:650;font-size:15px;letter-spacing:.04em;text-transform:uppercase}

.mainnav{display:flex;gap:2px;flex:1}
.navlink{
  color:#cfe6d8;padding:7px 15px;border-radius:var(--radius);
  font-size:13.5px;font-weight:550;letter-spacing:.02em;
}
.navlink u{text-decoration:none;border-bottom:1.5px solid rgba(217,240,163,.55)}
.navlink:hover{background:rgba(255,255,255,.10);color:#fff;text-decoration:none}
.navlink.is-active{background:var(--lime-300);color:var(--green-900);font-weight:650}
.navlink.is-active u{border-bottom-color:var(--green-800)}

.topbar-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.who{font-size:12.5px;color:#cfe6d8;display:flex;align-items:center;gap:7px;
  padding:5px 9px;border-radius:var(--radius);transition:background .12s,color .12s}
a.who:hover{background:rgba(255,255,255,.12);color:#fff;text-decoration:none}
a.who:hover .who-role{background:rgba(255,255,255,.22)}
.who-role{
  background:rgba(255,255,255,.14);padding:1px 7px;border-radius:20px;
  font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;
}

.statusline{
  background:var(--green-700);color:#d8ecdf;
  font-size:11.5px;letter-spacing:.03em;
  padding:5px 18px;display:flex;gap:10px;justify-content:center;
  border-bottom:1px solid var(--green-900);
}
.status-sep{opacity:.4}

.page{max-width:1400px;margin:0 auto;padding:18px}

.footer{
  max-width:1400px;margin:0 auto;padding:18px;
  color:var(--ink-faint);font-size:11.5px;text-align:center;
}

/* ---------- Panels ----------------------------------------------------- */
.panel{
  background:var(--panel);border:1px solid var(--rule);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);margin-bottom:16px;overflow:hidden;
}
.panel-head{
  background:var(--panel-alt);border-bottom:1px solid var(--rule);
  padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.panel-title{
  font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.09em;color:var(--green-800);
}
.panel-body{padding:16px}
.panel-body.tight{padding:0}

/* ---------- Forms ------------------------------------------------------ */
.field{margin-bottom:14px}
.field label,.lbl{
  display:block;font-size:11px;font-weight:700;text-transform:uppercase;
  letter-spacing:.07em;color:var(--ink-soft);margin-bottom:5px;
}
.req{color:var(--expense)}

input[type=text],input[type=email],input[type=password],input[type=date],
input[type=number],input[type=search],select,textarea{
  width:100%;padding:8px 11px;
  border:1px solid var(--rule-strong);border-radius:var(--radius);
  background:#fff;color:var(--ink);font-family:var(--sans);font-size:14px;
  transition:border-color .12s, box-shadow .12s, background .12s;
}
input:focus,select:focus,textarea:focus{
  outline:none;border-color:var(--green-600);
  box-shadow:0 0 0 3px rgba(35,147,92,.15);
  background:var(--highlight);
}
input[readonly]{background:var(--panel-alt);color:var(--ink-soft)}
textarea{resize:vertical;min-height:64px;line-height:1.5}
select{appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5L6 8.5L10 4.5' stroke='%235c6f62' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 10px center;background-size:12px;padding-right:30px;
}
.amount-input{
  font-family:var(--mono);font-size:19px;font-weight:600;text-align:right;letter-spacing:.01em;
}
.input-prefix{position:relative}
.input-prefix .prefix{
  position:absolute;left:11px;top:50%;transform:translateY(-50%);
  font-family:var(--mono);font-size:14px;color:var(--ink-soft);pointer-events:none;
}
.input-prefix input{padding-left:44px}

.hint{font-size:11.5px;color:var(--ink-faint);margin-top:5px}
.grid{display:grid;gap:14px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- Buttons ---------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:9px 17px;border:1px solid transparent;border-radius:var(--radius);
  background:var(--green-800);color:#fff;
  font-family:var(--sans);font-size:13.5px;font-weight:600;line-height:1.2;
  cursor:pointer;transition:background .12s,border-color .12s,transform .06s,opacity .12s;
  text-decoration:none;white-space:nowrap;
}
.btn:hover{background:var(--green-700);color:#fff;text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn:disabled,.btn.is-busy{opacity:.6;cursor:not-allowed;transform:none}
.btn-sm{padding:5px 11px;font-size:12.5px}
.btn-lg{padding:11px 24px;font-size:15px;width:100%}
.btn-outline{background:#fff;border-color:var(--rule-strong);color:var(--ink)}
.btn-outline:hover{background:var(--panel-alt);border-color:var(--green-600);color:var(--green-800)}
.btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.28);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.22)}
.btn-danger{background:var(--expense)}
.btn-danger:hover{background:#8d2b22}
.btn-link{background:none;border:none;color:var(--green-700);padding:2px 4px;cursor:pointer;font-size:12.5px;text-decoration:underline}
.btn-link.danger{color:var(--expense)}
.btn-row{display:flex;gap:9px;align-items:center;flex-wrap:wrap}

/* ---------- Income / expense switch ------------------------------------ */
.typeswitch{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--rule-strong);border-radius:var(--radius);overflow:hidden}
.typeswitch input{position:absolute;opacity:0;pointer-events:none}
.typeswitch label{
  margin:0;padding:11px 10px;text-align:center;cursor:pointer;background:#fff;
  font-size:13px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-soft);
  transition:background .12s,color .12s;
}
.typeswitch label + label{border-left:1px solid var(--rule-strong)}
.typeswitch input:checked + label.t-income{background:var(--income);color:#fff}
.typeswitch input:checked + label.t-expense{background:var(--expense);color:#fff}
.typeswitch label:hover{background:var(--panel-alt)}
.typeswitch input:checked + label:hover{color:#fff}
.typeswitch input:focus-visible + label{box-shadow:inset 0 0 0 2px var(--lime-400)}

/* ---------- Party autocomplete ----------------------------------------- */
.ac{position:relative}
.ac-menu{
  position:absolute;z-index:60;top:calc(100% + 3px);left:0;right:0;
  background:#fff;border:1px solid var(--rule-strong);border-radius:var(--radius);
  box-shadow:var(--shadow-lg);max-height:270px;overflow-y:auto;display:none;
}
.ac-menu.open{display:block}
.ac-item{padding:8px 12px;cursor:pointer;display:flex;justify-content:space-between;gap:10px;align-items:center;border-bottom:1px solid #f0f4ee}
.ac-item:last-child{border-bottom:none}
.ac-item:hover,.ac-item.is-active{background:var(--highlight)}
.ac-item .ac-name{font-weight:550}
.ac-item .ac-meta{font-size:11.5px;color:var(--ink-faint);font-family:var(--mono)}
.ac-item mark{background:var(--lime-300);color:inherit;padding:0 1px;border-radius:2px}
.ac-empty{padding:10px 12px;color:var(--ink-faint);font-size:12.5px}
.ac-create{
  padding:9px 12px;cursor:pointer;background:var(--income-bg);
  color:var(--green-800);font-weight:600;font-size:13px;
  border-top:1px solid var(--rule);display:flex;align-items:center;gap:7px;
}
.ac-create:hover,.ac-create.is-active{background:var(--lime-300)}

/* Chips (multi-party filter) */
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;min-height:0}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--income-bg);border:1px solid #b9d8c6;color:var(--green-800);
  padding:3px 6px 3px 10px;border-radius:20px;font-size:12.5px;font-weight:550;
}
.chip button{
  border:none;background:rgba(19,107,69,.14);color:var(--green-800);
  width:17px;height:17px;border-radius:50%;cursor:pointer;line-height:1;
  font-size:13px;display:grid;place-items:center;padding:0;
}
.chip button:hover{background:var(--expense);color:#fff}

/* ---------- Tables / ledger -------------------------------------------- */
.table-wrap{overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-size:13.5px}
table.data th{
  background:var(--panel-alt);text-align:left;padding:9px 12px;
  font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;
  color:var(--ink-soft);border-bottom:1.5px solid var(--rule-strong);white-space:nowrap;
}
table.data td{padding:9px 12px;border-bottom:1px solid #eef2ea;vertical-align:top}
table.data tbody tr:hover{background:var(--highlight)}
table.data tbody tr:last-child td{border-bottom:none}
.num{font-family:var(--mono);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.t-in{color:var(--income);font-weight:600}
.t-ex{color:var(--expense);font-weight:600}
.muted{color:var(--ink-faint)}
.nowrap{white-space:nowrap}
.empty{padding:34px 16px;text-align:center;color:var(--ink-faint);font-size:13px}
.empty strong{display:block;color:var(--ink-soft);font-size:14px;margin-bottom:3px}

.pill{
  display:inline-block;padding:1.5px 8px;border-radius:20px;
  font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
}
.pill-in{background:var(--income-bg);color:var(--income)}
.pill-ex{background:var(--expense-bg);color:var(--expense)}
.pill-off{background:#eceee9;color:var(--ink-faint)}

/* ---------- Cashbook (two-column ledger) ------------------------------- */
.daybook{border:1px solid var(--rule-strong);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:18px;background:#fff;box-shadow:var(--shadow)}
.daybook-head{
  background:var(--green-800);color:#fff;padding:8px 14px;
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
}
.daybook-date{font-size:13px;font-weight:650;letter-spacing:.05em;text-transform:uppercase}
.daybook-net{font-family:var(--mono);font-size:12.5px;color:var(--lime-300)}

.ledger{display:grid;grid-template-columns:1fr 1fr}
.ledger-side{min-width:0}
.ledger-side + .ledger-side{border-left:2px solid var(--rule-strong)}
.ledger-head{
  padding:7px 14px;font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.09em;
  border-bottom:1px solid var(--rule);display:flex;justify-content:space-between;
}
.ledger-head.in{background:var(--income-bg);color:var(--income)}
.ledger-head.ex{background:var(--expense-bg);color:var(--expense)}

table.ledger-table{width:100%;border-collapse:collapse;font-size:13px}
table.ledger-table td{padding:7px 14px;border-bottom:1px dotted #dde5d9;vertical-align:top}
table.ledger-table tr:hover td{background:var(--highlight)}
table.ledger-table .l-party{font-weight:550}
table.ledger-table .l-narr{display:block;color:var(--ink-faint);font-size:11.5px;margin-top:1px;word-break:break-word}
table.ledger-table .l-amt{font-family:var(--mono);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums;width:34%}
tr.row-open td,tr.row-close td{background:var(--panel-alt);font-weight:600}
tr.row-open td{color:var(--ink-soft);font-style:italic}
tr.row-close td{border-top:1.5px solid var(--rule-strong);border-bottom:none}
tr.row-total td{
  background:var(--panel-alt);border-top:1.5px solid var(--rule-strong);
  border-bottom:none;font-weight:700;
}
.ledger-empty{padding:16px 14px;color:var(--ink-faint);font-size:12.5px;font-style:italic}

/* Grand total strip */
.totalbar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--rule-strong);border:1px solid var(--rule-strong);
  border-radius:var(--radius-lg);overflow:hidden;margin-bottom:16px;
}
.total-cell{background:#fff;padding:13px 16px}
.total-cell .t-label{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft)}
.total-cell .t-value{font-family:var(--mono);font-size:21px;font-weight:700;margin-top:3px;font-variant-numeric:tabular-nums}
.total-cell.c-open .t-value{color:var(--ink-soft)}
.total-cell.c-in .t-value{color:var(--income)}
.total-cell.c-ex .t-value{color:var(--expense)}
.total-cell.c-close{background:var(--green-800)}
.total-cell.c-close .t-label{color:var(--lime-300)}
.total-cell.c-close .t-value{color:#fff}
.total-cell.c-close.is-neg .t-value{color:#ffc9c2}

/* ---------- Alerts / toasts -------------------------------------------- */
.alert{
  padding:11px 15px;border-radius:var(--radius);margin-bottom:14px;
  font-size:13.5px;border:1px solid;display:flex;gap:9px;align-items:flex-start;
}
.alert-success{background:var(--income-bg);border-color:#b9d8c6;color:var(--income)}
.alert-error,.alert-danger{background:var(--expense-bg);border-color:#e8bdb7;color:var(--expense)}
.alert-warning{background:var(--warn-bg);border-color:#e6d69a;color:var(--warn)}
.alert-info{background:#eef4fa;border-color:#c3d7e8;color:#2b5876}

.toast-stack{position:fixed;right:18px;bottom:18px;z-index:400;display:flex;flex-direction:column;gap:9px}
.toast{
  background:var(--green-900);color:#fff;padding:11px 16px;border-radius:var(--radius);
  box-shadow:var(--shadow-lg);font-size:13.5px;max-width:340px;
  animation:toastIn .18s ease-out;border-left:3px solid var(--lime-400);
}
.toast.is-error{background:#7d2820;border-left-color:#f0a79e}
.toast.is-warn{background:#6b5407;border-left-color:#f5d76e}
.toast.is-out{animation:toastOut .18s ease-in forwards}
@keyframes toastIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateY(6px)}}

/* ---------- Modal ------------------------------------------------------ */
.modal-backdrop{
  position:fixed;inset:0;background:rgba(12,44,29,.5);z-index:300;
  display:none;align-items:flex-start;justify-content:center;padding:6vh 16px 16px;overflow-y:auto;
}
.modal-backdrop.open{display:flex}
.modal{
  background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
  width:100%;max-width:520px;animation:modalIn .16s ease-out;border:1px solid var(--rule-strong);
}
.modal.narrow{max-width:420px}
@keyframes modalIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}
.modal-head{
  background:var(--green-800);color:#fff;padding:12px 18px;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
  display:flex;justify-content:space-between;align-items:center;
}
.modal-head h3{font-size:13.5px;font-weight:650;text-transform:uppercase;letter-spacing:.07em}
.modal-close{background:none;border:none;color:#cfe6d8;font-size:22px;line-height:1;cursor:pointer;padding:0 2px}
.modal-close:hover{color:#fff}
.modal-body{padding:18px}
.modal-foot{
  padding:13px 18px;border-top:1px solid var(--rule);background:var(--panel-alt);
  display:flex;justify-content:flex-end;gap:9px;border-radius:0 0 var(--radius-lg) var(--radius-lg);
}

/* ---------- Auth screens ----------------------------------------------- */
.auth-body{
  background:
    radial-gradient(1100px 600px at 50% -10%, #1c7146 0%, transparent 60%),
    linear-gradient(160deg,#0c4429,#123f2b 60%,#0a3722);
  min-height:100vh;display:grid;place-items:center;padding:22px;
}
.auth-wrap{width:100%;max-width:410px}
.auth-card{
  background:#fff;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.32);
  overflow:hidden;border:1px solid rgba(255,255,255,.16);
}
.auth-head{padding:26px 26px 16px;text-align:center;border-bottom:1px solid var(--rule)}
.auth-head h1{font-size:19px;letter-spacing:.03em;text-transform:uppercase;color:var(--green-800)}
.auth-sub{margin:5px 0 0;color:var(--ink-faint);font-size:12.5px}
.auth-form{padding:22px 26px 26px}
.auth-links{margin-top:16px;text-align:center;font-size:12.5px}
.auth-foot{text-align:center;color:rgba(255,255,255,.55);font-size:11.5px;margin-top:16px}

/* ---------- Filter bar -------------------------------------------------- */
.filterbar{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:13px;align-items:end}
.quick-ranges{display:flex;gap:5px;flex-wrap:wrap;margin-top:9px}
.quick-ranges button{
  background:#fff;border:1px solid var(--rule-strong);border-radius:20px;
  padding:3px 11px;font-size:12px;color:var(--ink-soft);cursor:pointer;font-family:var(--sans);
}
.quick-ranges button:hover{background:var(--lime-300);border-color:var(--green-600);color:var(--green-800)}

/* ---------- Utility ----------------------------------------------------- */
.flex{display:flex}
.between{justify-content:space-between}
.items-center{align-items:center}
.gap-8{gap:8px}
.mt-0{margin-top:0}.mt-8{margin-top:8px}.mt-16{margin-top:16px}
.mb-0{margin-bottom:0}.mb-8{margin-bottom:8px}
.text-right{text-align:right}
.w-100{width:100%}
.spin{display:inline-block;width:13px;height:13px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- Responsive --------------------------------------------------- */
@media (max-width:960px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .totalbar{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .topbar-inner{height:auto;padding:9px 12px;flex-wrap:wrap;gap:10px}
  .mainnav{order:3;width:100%;overflow-x:auto}
  .brand-text{font-size:14px}
  .who{font-size:11.5px;padding:4px 7px}
  .who-role{display:none}
  .page{padding:12px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .ledger{grid-template-columns:1fr}
  .ledger-side + .ledger-side{border-left:none;border-top:2px solid var(--rule-strong)}
  .totalbar{grid-template-columns:1fr}
  .statusline{font-size:10.5px;text-align:center}
  .status-hint{display:none}
}

/* ---------- Print (hand the ledger to an auditor) ------------------------ */
@media print{
  .topbar,.statusline,.footer,.no-print,.toast-stack,.quick-ranges{display:none !important}
  body{background:#fff;font-size:11.5px}
  .page{max-width:none;padding:0}
  .panel,.daybook{box-shadow:none;break-inside:avoid}
  .daybook-head{background:#12603a !important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .total-cell.c-close{background:#12603a !important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
}