/* Truezor Soft - billing & accounts. Indigo-dye ink, madder-red ledger margin, IBM Plex. */
@font-face{font-family:"Plex";src:url(../fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Plex";src:url(../fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Plex";src:url(../fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"PlexCond";src:url(../fonts/ibm-plex-sans-condensed-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}

:root{
  --ink:#1c2a5e; --ink-2:#2c3f87; --wash:#eaedf7; --madder:#b5342e; --leaf:#1b7a4a;
  --paper:#f4f5f9; --surface:#fff; --text:#181d2c; --muted:#596178; --line:#dce0ea; --line-2:#c4cadb;
  --link:#2c3f87; --focus:#e0a100; --side:#14204d; --side-text:#cfd6f2; --side-dim:#8e9acb;
  --shadow:0 1px 2px rgba(20,32,77,.06),0 4px 14px rgba(20,32,77,.05);
  --r:8px; --side-w:256px;
  --font:"Plex","Noto Sans Tamil","Segoe UI",system-ui,sans-serif; --head:"PlexCond","Plex",system-ui,sans-serif;
}
:root[data-theme="dark"]{
  --ink:#9fb0ff; --ink-2:#b8c4ff; --wash:#1b2547; --madder:#ff8a80; --leaf:#5fd28f;
  --paper:#0d1222; --surface:#151c33; --text:#e8ebf5; --muted:#9aa3bd; --line:#28325a; --line-2:#37436f;
  --link:#a9b8ff; --side:#0a0f20; --side-text:#cfd6f2; --side-dim:#7f8bb8; --shadow:none;
}
@media (prefers-color-scheme:dark){
  :root[data-theme="auto"]{
    --ink:#9fb0ff; --ink-2:#b8c4ff; --wash:#1b2547; --madder:#ff8a80; --leaf:#5fd28f;
    --paper:#0d1222; --surface:#151c33; --text:#e8ebf5; --muted:#9aa3bd; --line:#28325a; --line-2:#37436f;
    --link:#a9b8ff; --side:#0a0f20; --side-text:#cfd6f2; --side-dim:#7f8bb8; --shadow:none;
  }
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--text);font:400 15px/1.5 var(--font);font-variant-numeric:tabular-nums}
h1,h2{font-family:var(--head);font-weight:600;letter-spacing:.005em;margin:0;line-height:1.2}
h1{font-size:1.75rem} h2{font-size:1.15rem}
a{color:var(--link)} a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 12px;z-index:100;border-radius:6px}
.skip:focus{left:8px}
.sprite{position:absolute}
.i{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
.muted{color:var(--muted)} .small{font-size:.85rem}
.num{font-variant-numeric:tabular-nums;white-space:nowrap}
.r{text-align:right}

/* ---------- shell ---------- */
.shell{min-height:100vh}
.side{position:fixed;inset:0 auto 0 0;width:var(--side-w);background:var(--side);color:var(--side-text);overflow-y:auto;z-index:40;display:flex;flex-direction:column;overscroll-behavior:contain}
.brand{display:flex;align-items:center;gap:12px;padding:18px 18px 14px}
.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:9px;background:#f4f5fb;color:#14204d;font:600 22px var(--head);box-shadow:inset -3px 0 0 var(--madder)}
.brand-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand-text strong{font:600 1.05rem var(--head);color:#fff}
.brand-text small{color:var(--side-dim);font-size:.78rem}
.side nav{padding:4px 10px 24px}
.nav-group{margin-top:14px}
.nav-title{margin:0 10px 4px;color:var(--side-dim);font-size:.78rem;font-weight:500;letter-spacing:.02em}
.nav-link{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:7px;color:var(--side-text);text-decoration:none;font-size:.93rem}
.nav-link:hover{background:rgba(255,255,255,.07)}
.nav-link.is-active{background:rgba(255,255,255,.12);color:#fff;box-shadow:inset 3px 0 0 var(--madder)}
.nav-link.is-soon{opacity:.62}
.soon{margin-left:auto;font-style:normal;font-size:.7rem;padding:1px 6px;border-radius:99px;border:1px solid var(--side-dim);color:var(--side-dim)}
.icon-btn.only-drawer{display:none;margin-left:auto;color:#fff}
.main-col{margin-left:var(--side-w);min-height:100vh;display:flex;flex-direction:column}
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;padding:10px 24px;background:var(--surface);border-bottom:1px solid var(--line)}
.who{display:flex;align-items:center;gap:12px;min-width:0;flex:1}
.company{font:600 1.05rem var(--head);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.year-form{flex:none}.year-form select{width:auto;min-width:104px;min-height:38px;padding:5px 8px}
.top-actions{display:flex;align-items:center;gap:4px}
.page{padding:24px 28px;max-width:none;width:100%;margin:0 auto;flex:1}
.page:focus{outline:none}
.icon-btn.only-mobile{display:none}
.scrim{position:fixed;inset:0;background:rgba(10,15,32,.55);z-index:35}
.tabbar{display:none}

/* ---------- controls ---------- */
.icon-btn{display:inline-flex;align-items:center;gap:7px;min-height:40px;min-width:40px;justify-content:center;padding:0 10px;border:0;background:transparent;color:inherit;border-radius:8px;cursor:pointer;font:500 .9rem var(--font);text-decoration:none}
.icon-btn:hover{background:var(--wash)}
.icon-btn.danger:hover{background:color-mix(in srgb,var(--madder) 16%,transparent);color:var(--madder)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 16px;border:1px solid var(--line-2);background:var(--surface);color:var(--text);border-radius:8px;font:500 .95rem var(--font);text-decoration:none;cursor:pointer}
.btn:hover{border-color:var(--ink);background:var(--wash)}
.btn-primary{background:var(--ink-2);border-color:var(--ink-2);color:#fff}
:root[data-theme="dark"] .btn-primary{color:#0d1222}
@media (prefers-color-scheme:dark){:root[data-theme="auto"] .btn-primary{color:#0d1222}}
.btn-primary:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-block{width:100%}
.link-btn{border:0;background:none;color:var(--link);font:500 .85rem var(--font);cursor:pointer;padding:6px}
input,select,textarea{width:100%;min-height:42px;padding:8px 11px;border:1px solid var(--line-2);border-radius:8px;background:var(--surface);color:var(--text);font:400 .95rem var(--font)}
textarea{resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--ink-2)}
input[aria-invalid="true"]{border-color:var(--madder)}
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field label{font-weight:500;font-size:.88rem}
.field-err{color:var(--madder);font-size:.85rem}
.grow{flex:1 1 220px}
.stack{display:flex;flex-direction:column;gap:16px}
.pw{position:relative}.pw input{padding-right:64px}.pw .link-btn{position:absolute;right:4px;top:50%;transform:translateY(-50%)}
.notice{padding:11px 14px;border-radius:8px;margin-bottom:16px;border:1px solid var(--line-2);background:var(--wash)}
.notice-ok{border-color:var(--leaf);background:color-mix(in srgb,var(--leaf) 12%,var(--surface))}
.notice-err{border-color:var(--madder);background:color-mix(in srgb,var(--madder) 11%,var(--surface))}

/* ---------- page parts ---------- */
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.page-head p{margin:4px 0 0}
.head-actions{display:flex;gap:8px;flex-wrap:wrap}
.filters{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap;margin-bottom:18px}
.filters .field:not(.grow){min-width:150px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;box-shadow:var(--shadow);margin-bottom:20px}
.panel h2{margin-bottom:12px}
.panel-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:6px}.panel-head h2{margin:0}
.grid-2{display:grid;grid-template-columns:3fr 2fr;gap:20px}.grid-2 .panel{margin-bottom:20px}

/* statement: the dashboard's lead - an accountant's running total */
.statement{display:grid;grid-template-columns:minmax(0,520px) 1fr;gap:24px;align-items:end;margin-bottom:24px;padding:22px 24px 18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:inset 4px 0 0 var(--madder),var(--shadow)}
.stmt{margin:0}
.stmt>div{display:flex;justify-content:space-between;gap:16px;padding:7px 0;border-bottom:1px solid var(--line)}
.stmt dt{color:var(--muted)} .stmt dd{margin:0;font-weight:500}
.stmt .neg{color:var(--leaf)}
.stmt-total{border-bottom:0!important;border-top:3px double var(--ink);margin-top:4px;padding-top:12px!important}
.stmt-total dt{color:var(--text);font:600 1.05rem var(--head)}
.stmt-total dd{font:600 2rem var(--head);color:var(--ink)}
.stmt-side{margin:0;color:var(--muted);max-width:30ch}
.rank{list-style:none;margin:0;padding:0}
.rank li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line)}
.rank li:last-child{border-bottom:0}.rank a{overflow:hidden;text-overflow:ellipsis}
.bars{width:100%;height:auto;max-height:340px;display:block}
.bar{fill:var(--ink-2)} .bar-val{font:500 14px var(--font);fill:var(--muted)} .bar-lbl{font:400 14px var(--font);fill:var(--muted)}

/* ledger tables: double-ruled head, faint row rules, red margin line */
.ledger-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:inset 3px 0 0 var(--madder)}
.panel .ledger-wrap{border:0;box-shadow:none;border-radius:0}
.ledger{width:100%;border-collapse:collapse}
.ledger th{padding:11px 14px;text-align:left;font:600 .85rem var(--font);color:var(--ink);border-bottom:3px double var(--ink);white-space:nowrap;background:var(--surface)}
.ledger th.r{text-align:right}
.ledger td{padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:top}
@media (hover:hover){.ledger tbody tr:hover{background:color-mix(in srgb,var(--wash) 55%,transparent)}}
.ledger tfoot td{border-top:1px solid var(--line-2);border-bottom:0;padding:7px 14px}
.ledger tfoot .grand td{border-top:3px double var(--ink);font:600 1.1rem var(--head)}
.ledger .actions{display:flex;gap:2px;justify-content:flex-end;white-space:nowrap}
.ledger .actions form{margin:0}
.pager{display:flex;justify-content:center;align-items:center;gap:16px;margin:20px 0}

/* forms */
.form{display:flex;flex-direction:column;gap:20px;max-width:1100px}
.form fieldset{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:16px 20px 20px;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px}
.form legend{padding:0 8px;font:600 1.05rem var(--head);color:var(--ink)}
.form .span-2{grid-column:1/-1}
.form-actions{display:flex;gap:10px;flex-wrap:wrap}

/* empty/error */
.empty{max-width:520px;margin:10vh auto;text-align:center;display:flex;flex-direction:column;gap:12px;align-items:center}
.empty-code{font:600 4rem var(--head);color:var(--madder);margin:0;line-height:1}

/* ---------- login ---------- */
.bare{min-height:100vh}
.login{display:grid;grid-template-columns:1.05fr 1fr;min-height:100vh}
.login-art{background:var(--side);color:#fff;display:flex;align-items:flex-end;padding:56px;
  background-image:repeating-linear-gradient(to bottom,transparent 0 35px,rgba(255,255,255,.07) 35px 36px);box-shadow:inset -6px 0 0 var(--madder)}
.art-title{font:600 clamp(2rem,4vw,3.2rem)/1.08 var(--head);margin:0 0 14px}
.art-sub{color:var(--side-text);max-width:34ch;margin:0}
.login-card{display:flex;flex-direction:column;justify-content:center;gap:18px;padding:40px clamp(24px,6vw,88px);max-width:560px;width:100%;margin:0 auto}
.brand-lg{padding:0}.brand-lg .brand-text strong{color:var(--text)}.brand-lg .brand-text small{color:var(--muted)}
.brand-lg .brand-mark{background:var(--ink);color:#fff}
.login-card h1{margin:6px 0 0}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .side{transform:translateX(-102%);transition:transform .22s ease;width:min(300px,86vw);box-shadow:0 0 40px rgba(0,0,0,.4)}
  .side.open{transform:none}
  .main-col{margin-left:0}
  .icon-btn.only-mobile,.icon-btn.only-drawer{display:inline-flex}
  .top{padding:8px 8px;gap:4px}
  .company{font-size:.95rem}
  .top-actions{gap:0}
  .top .icon-btn{min-width:38px;padding:0 6px}
  .page{padding:18px 14px calc(88px + env(safe-area-inset-bottom))}
  .grid-2,.statement{grid-template-columns:1fr}
  .tabbar{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--surface);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
  .tabbar a,.tabbar button{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 4px;border:0;background:none;color:var(--muted);font:500 .72rem var(--font);text-decoration:none;cursor:pointer;min-height:56px;justify-content:center}
  .tabbar .is-active{color:var(--ink);box-shadow:inset 0 3px 0 var(--madder)}
  .btn-label{display:none}
}
@media (max-width:760px){
  h1{font-size:1.45rem}
  .login{grid-template-columns:1fr}.login-art{display:none}
  .form fieldset{grid-template-columns:1fr}
  .stmt-total dd{font-size:1.6rem}
  .filters .field:not(.grow){min-width:0;flex:1 1 130px}
  .stack-sm thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .stack-sm,.stack-sm tbody,.stack-sm tr,.stack-sm td,.stack-sm tfoot{display:block;width:100%}
  .stack-sm tr{padding:10px 12px;border-bottom:1px solid var(--line-2)}
  .stack-sm td{display:flex;justify-content:space-between;gap:16px;padding:3px 0;border:0;text-align:right}
  .stack-sm td::before{content:attr(data-label);color:var(--muted);text-align:left;flex:none}
  .stack-sm td:not([data-label])::before{content:none}
  .stack-sm td[colspan]{display:block;text-align:left}
  .stack-sm tfoot td{display:flex}
  .stack-sm .actions{justify-content:flex-end}
}

/* ---------- document forms & views ---------- */
.req{color:var(--madder)} .hint{color:var(--muted);font-size:.82rem}
.err-list{margin:6px 0 0 18px;padding:0}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:2px 24px;margin:0 0 16px}
.facts>div{border-bottom:1px solid var(--line);padding:6px 0}.facts dt{color:var(--muted);font-size:.8rem}.facts dd{margin:0;font-weight:500}
.doc-form{max-width:none}
.form .lines-set{display:block}
.lines-wrap{overflow-x:auto;margin-bottom:12px}
table.lines{width:100%;border-collapse:collapse}
.lines th{padding:6px 6px;text-align:left;font:600 .8rem var(--font);color:var(--ink);border-bottom:2px solid var(--ink);white-space:nowrap}
.lines th.r{text-align:right}
.lines td{padding:5px 4px;vertical-align:middle}
.lines input,.lines select{min-height:38px;padding:4px 7px}
.lines input.n{text-align:right}
.lines .sno{width:32px;color:var(--muted);text-align:center}
.lines td:nth-child(2) input{min-width:200px}
.lines td input{min-width:68px}
.totals-set .stmt{grid-column:1/-1;max-width:420px}
.danger-btn{color:var(--madder);border-color:var(--madder)}
.danger-btn:hover{background:color-mix(in srgb,var(--madder) 12%,var(--surface))}
@media (max-width:760px){
  table.lines.stack-sm tr.line{border:1px solid var(--line-2);border-radius:var(--r);margin-bottom:10px;padding:8px 10px;background:var(--surface)}
  table.lines.stack-sm td{padding:3px 0}
  table.lines.stack-sm td input,table.lines.stack-sm td select{width:62%;min-width:0;text-align:right}
  table.lines.stack-sm td:nth-child(2) input{min-width:0}
  table.lines.stack-sm td.sno{display:block;text-align:left;font-weight:600;color:var(--ink)}
  table.lines.stack-sm td.sno::before{content:"Line "}
  table.lines.stack-sm td.actions{justify-content:flex-end}
}
.statement-head{display:flex;flex-direction:column;gap:2px;margin:0 0 10px}
.open-row td{background:var(--wash);font-weight:500}
.check{display:flex;align-items:center;gap:8px;min-height:42px}.check input{width:auto;min-height:0}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
@media print{.side,.top,.tabbar,.scrim,.filters,.head-actions{display:none!important}.main-col{margin:0}.page{padding:0}}
.stmt-narrow{max-width:380px}
.audit-json{white-space:pre-wrap;word-break:break-word;font-size:.8rem;background:var(--wash);padding:8px;border-radius:6px;max-width:60ch;margin:4px 0}

/* Desktop default scale is 80% so more fits on screen; the layout then fills the full window width.
   Phones and tablets (under 1024px) keep 100%. */
@media (min-width:1024px){
  html{zoom:.8}
  .shell,.main-col,.login{min-height:calc(100vh / .8)}
  .side{height:calc(100vh / .8)}
}

/* ---------- collapsible sidebar groups ---------- */
.side nav{display:flex;flex-direction:column;gap:2px}
.nav-top{font-weight:500}
.nav-group{margin-top:0}
.nav-head{display:flex;align-items:center;gap:11px;width:100%;padding:9px 10px;border:0;border-radius:7px;background:transparent;color:var(--side-text);font:500 .93rem var(--font);text-align:left;cursor:pointer}
.nav-head:hover{background:rgba(255,255,255,.07)}
.nav-head span{flex:1}
.nav-head .chev{width:15px;height:15px;transition:transform .18s ease;opacity:.7}
.nav-group.is-open>.nav-head .chev{transform:rotate(90deg)}
.nav-group.is-open>.nav-head{color:#fff}
.nav-sub{display:grid;grid-template-rows:0fr;transition:grid-template-rows .2s ease}
.nav-sub>div{overflow:hidden;margin-left:19px;padding-left:10px;border-left:1px solid rgba(255,255,255,.14)}
.nav-group.is-open>.nav-sub{grid-template-rows:1fr}
.nav-sub .nav-link{padding:7px 10px;font-size:.9rem;color:var(--side-dim)}
.nav-sub .nav-link:hover,.nav-sub .nav-link.is-active{color:#fff}
@media (prefers-reduced-motion:reduce){.nav-sub,.nav-head .chev{transition:none}}