/* ============================================================
   ATRAK ERP — stylesheet. RTL, Persian, light + dark.
   The screen styles come first; the print rules at the bottom are what turns
   an invoice into the paper document customers already recognise.
   ============================================================ */

@font-face {
  font-family: "Vazirmatn";
  src: url("/assets/fonts/Vazirmatn.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg: #f3f6f7; --surface: #ffffff; --surface-2: #f7fafb; --raised: #ffffff;
  --ink: #0f1b21; --muted: #586b73; --faint: #8b9ba1;
  --line: rgba(15,27,33,.13); --line-soft: rgba(15,27,33,.07);
  --accent: #0c8386; --accent-ink: #076063; --accent-soft: rgba(12,131,134,.1);
  --violet: #5b43d6;
  --ok: #12855f; --ok-bg: rgba(18,133,95,.1);
  --warn: #9a6206; --warn-bg: rgba(154,98,6,.1);
  --stop: #a8323f; --stop-bg: rgba(168,50,63,.09);
  --draft: #6b7a80; --draft-bg: rgba(107,122,128,.1);
  --shadow: 0 1px 2px rgba(15,27,33,.05), 0 8px 24px -18px rgba(15,27,33,.35);
  --r: 10px; --r-lg: 14px;
  --font: "Vazirmatn", "Segoe UI", Tahoma, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
}

:root[data-theme="dark"] {
  --bg: #0a1317; --surface: #101c21; --surface-2: #16242a; --raised: #16242a;
  --ink: #e4eef0; --muted: #93a6ac; --faint: #64777d;
  --line: rgba(228,238,240,.14); --line-soft: rgba(228,238,240,.07);
  --accent: #3ddbd9; --accent-ink: #7dedeb; --accent-soft: rgba(61,219,217,.12);
  --violet: #9d84ff;
  --ok: #43c78f; --ok-bg: rgba(67,199,143,.13);
  --warn: #e3ab4a; --warn-bg: rgba(227,171,74,.13);
  --stop: #f0808e; --stop-bg: rgba(240,128,142,.13);
  --draft: #93a6ac; --draft-bg: rgba(147,166,172,.12);
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 30px -20px rgba(0,0,0,.9);
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 15px; line-height: 1.85;
  direction: rtl; -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4 { margin: 0; line-height: 1.4; font-weight: 800; letter-spacing: -.012em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
svg { display: block; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }
.num { font-variant-numeric: tabular-nums; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  padding: .55rem 1.15rem; border-radius: 999px; cursor: pointer; white-space: nowrap;
  border: 1px solid var(--line); background: var(--surface); font-size: .9rem; font-weight: 600;
  transition: transform .2s, border-color .2s, background .2s, opacity .2s;
}
.btn:hover:not(:disabled) { transform: translateY(-1px); border-color: var(--accent); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn--primary { background: var(--accent); border-color: var(--accent); color: #fff; }
:root[data-theme="dark"] .btn--primary { color: #06171a; }
.btn--ghost { background: transparent; }
.btn--danger { color: var(--stop); border-color: color-mix(in srgb, var(--stop) 45%, transparent); }
.btn--sm { padding: .35rem .8rem; font-size: .82rem; }
.btn--full { width: 100%; }

.icon-btn {
  width: 36px; height: 36px; display: grid; place-items: center; cursor: pointer;
  border-radius: 50%; border: 1px solid var(--line); background: var(--surface);
}
.icon-btn svg { width: 17px; height: 17px; fill: none; stroke: currentColor;
  stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.ic-sun { display: none; }
:root[data-theme="dark"] .ic-sun { display: block; }
:root[data-theme="dark"] .ic-moon { display: none; }

/* ---------- fields ---------- */
.field { display: grid; gap: .3rem; }
.field > span { font-size: .82rem; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%; padding: .55rem .8rem; border-radius: 8px; resize: vertical;
  border: 1px solid var(--line); background: var(--surface); font-size: .92rem;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field input[readonly] { background: var(--surface-2); color: var(--muted); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem; }

/* ---------- badges ---------- */
.badge {
  display: inline-flex; align-items: center; gap: .3rem; padding: .12rem .6rem;
  border-radius: 999px; font-size: .76rem; font-weight: 700; white-space: nowrap;
  border: 1px solid transparent;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.t-ok    { color: var(--ok);    background: var(--ok-bg);    border-color: color-mix(in srgb, var(--ok) 30%, transparent); }
.t-warn  { color: var(--warn);  background: var(--warn-bg);  border-color: color-mix(in srgb, var(--warn) 30%, transparent); }
.t-stop  { color: var(--stop);  background: var(--stop-bg);  border-color: color-mix(in srgb, var(--stop) 30%, transparent); }
.t-draft { color: var(--draft); background: var(--draft-bg); border-color: var(--line); }

/* ---------- shell ---------- */
.top { position: sticky; top: 0; z-index: 30; background: var(--surface);
       border-block-end: 1px solid var(--line); }
.top__in { display: flex; align-items: center; gap: 1rem; height: 62px;
           width: min(1560px, calc(100% - 2rem)); margin-inline: auto; }
.brand { display: flex; align-items: center; gap: .6rem; }
.brand svg { width: 30px; height: 30px; }
.brand b { font-size: .95rem; font-weight: 800; display: block; line-height: 1.2; }
.brand i { font-style: normal; font-family: var(--mono); font-size: .55rem;
           letter-spacing: .18em; color: var(--faint); }

.tabs { display: flex; gap: .2rem; margin-inline-start: 1.2rem; flex-wrap: wrap; }
.tabs button {
  padding: .4rem .85rem; border-radius: 999px; border: 1px solid transparent;
  background: transparent; color: var(--muted); font-size: .88rem; cursor: pointer;
}
.tabs button:hover { color: var(--ink); background: var(--surface-2); }
.tabs button.on { color: var(--ink); background: var(--accent-soft); border-color: var(--accent); }

.who { margin-inline-start: auto; display: flex; align-items: center; gap: .55rem; }
.who__name { text-align: end; line-height: 1.25; }
.who__name b { display: block; font-size: .88rem; }
.who__name span { color: var(--faint); font-size: .74rem; }

.wrap { width: min(1560px, calc(100% - 2rem)); margin: 1.5rem auto 4rem; }

/* ============================================================
   sidebar layout — same shape as the CRM's admin console, so moving between
   the two systems does not mean relearning where the navigation lives.
   ============================================================ */
.app { display: flex; align-items: stretch; min-height: 100vh; }

.side {
  position: sticky; top: 0; align-self: flex-start;
  width: 240px; flex: none; height: 100vh; box-sizing: border-box;
  display: flex; flex-direction: column; gap: 1rem;
  padding: 1.1rem .8rem; background: var(--surface-2);
  border-inline-end: 1px solid var(--line);   /* divider facing the content */
}
.side__brand { display: flex; align-items: center; justify-content: space-between; padding-inline: .4rem; }
.side .tabs {
  flex: 1; min-height: 0; overflow-y: auto;
  /* x hidden on purpose: this is a vertical list, and letting it scroll
     sideways put a scrollbar under the menu that had nothing to reveal. */
  overflow-x: hidden; flex-wrap: nowrap;
  flex-direction: column; gap: .15rem; margin: 0; width: 100%;
}
.side .tabs button {
  width: 100%; text-align: start; padding: .62rem .9rem; border-radius: 8px;
  display: flex; align-items: center; gap: .55rem;
}
.side .tabs button svg { width: 17px; height: 17px; flex: none; fill: none;
  stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.side__group {
  font-family: var(--mono); font-size: .64rem; letter-spacing: .14em;
  color: var(--faint); padding: .9rem .9rem .25rem; text-transform: uppercase;
}
.side__foot {
  border-block-start: 1px solid var(--line); padding: .8rem .4rem 0;
  display: grid; gap: .7rem;
}
.side__foot-actions { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.side__foot .who__name { text-align: start; }
.side__close, .side__scrim { display: none; }        /* mobile-only affordances */

.app .wrap {
  flex: 1; min-width: 0; width: auto; max-width: 1320px;
  margin: 1.6rem auto 4rem; padding-inline: 1.6rem;
}

/* Slim bar with the burger, shown only when the sidebar is a drawer. */
.appbar { display: none; align-items: center; gap: .7rem; margin-block-end: 1.2rem; }
.appbar b { font-size: 1rem; font-weight: 800; }

@media (max-width: 980px) {
  .side {
    position: fixed; top: 0; bottom: 0; right: 0; left: auto;
    width: 268px; height: 100vh; z-index: 60;
    transform: translateX(100%); transition: transform .3s ease;
    box-shadow: var(--shadow);
  }
  .side--open { transform: none; }
  .side .tabs { order: 0; overflow-x: visible; overflow-y: auto; }
  .side__close { display: grid; }
  .side__scrim {
    display: block; position: fixed; inset: 0; z-index: 55;
    background: rgba(0,0,0,.5); opacity: 0; pointer-events: none; transition: opacity .3s;
  }
  .side__scrim.on { opacity: 1; pointer-events: auto; }
  .appbar { display: flex; }
  .app .wrap { padding-inline: 1rem; margin-block: 0 3rem; max-width: none; }
}

@media print { .side, .appbar, .side__scrim { display: none !important; } .app .wrap { padding: 0; margin: 0; } }

/* ---------- panels ---------- */
.panel { border: 1px solid var(--line); border-radius: var(--r-lg);
         background: var(--surface); padding: 1.2rem 1.3rem; }
.panel__h { display: flex; align-items: center; justify-content: space-between;
            gap: 1rem; margin-block-end: 1rem; flex-wrap: wrap; }
.panel__h h2 { font-size: 1.05rem; }
.toolbar { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.toolbar input, .toolbar select {
  padding: .42rem .8rem; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface); font-size: .85rem;
}

/* ---------- stat cards ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
         gap: .9rem; margin-block-end: 1.2rem; }
.stat { border: 1px solid var(--line); border-radius: var(--r); background: var(--surface);
        padding: 1rem 1.15rem; }
.stat b { display: block; font-size: 1.5rem; font-weight: 800; color: var(--accent);
          font-variant-numeric: tabular-nums; line-height: 1.3; }
.stat span { font-size: .82rem; color: var(--muted); }
.stat--money b { font-size: 1.25rem; }

/* ---------- tables ---------- */
.tablewrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { padding: .55rem .5rem; text-align: start; border-block-end: 1px solid var(--line-soft);
         vertical-align: middle; }
th { color: var(--faint); font-weight: 500; font-size: .78rem; white-space: nowrap; }
tbody tr:hover { background: var(--surface-2); }
/* Money and dates must never wrap or be squeezed out of view — an amount broken
   across two lines, or scrolled off the end of a narrow panel, is worse than
   useless on a financial screen. Long text yields instead. */
td.num, th.num {
  text-align: start; font-variant-numeric: tabular-nums; font-family: var(--mono);
  white-space: nowrap;
}
/* Names are the elastic column: they truncate rather than push figures away. */
td.name { max-width: 16rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.acts { display: flex; gap: .25rem; justify-content: flex-end; flex-wrap: wrap; }
.rowlink { cursor: pointer; }

/* ---------- dialog ---------- */
.dlg { position: fixed; inset: 0; z-index: 70; display: none; }
.dlg.open { display: grid; place-items: center; padding: 1.5rem; }
.dlg__bg { position: absolute; inset: 0; background: rgba(0,0,0,.55); }
.dlg__box { position: relative; width: min(760px, 100%); max-height: 88svh; overflow-y: auto;
            background: var(--surface); border: 1px solid var(--line);
            border-radius: var(--r-lg); padding: 1.4rem; box-shadow: var(--shadow); }
.dlg__box.wide { width: min(1100px, 100%); }

/* ---------- invoice line editor ---------- */
.lines { width: 100%; border-collapse: collapse; font-size: .86rem; }
.lines th { font-size: .74rem; }
.lines input { width: 100%; padding: .35rem .5rem; border: 1px solid var(--line);
               border-radius: 6px; background: var(--surface); font-size: .85rem; }
.lines td { padding: .25rem; border-block-end: 1px solid var(--line-soft); }
.lines .c-total { font-family: var(--mono); font-variant-numeric: tabular-nums; color: var(--muted); }

.totals { display: grid; gap: .3rem; margin-inline-start: auto; max-width: 320px;
          margin-block-start: 1rem; font-size: .9rem; }
.totals div { display: flex; justify-content: space-between; gap: 1rem;
              padding: .3rem 0; border-block-end: 1px dashed var(--line); }
.totals div:last-child { border-block-end: none; font-weight: 800; font-size: 1.02rem;
                         color: var(--accent); }
.totals b { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* ---------- help ---------- */
.help-block { border: 1px solid var(--line); border-radius: var(--r); background: var(--surface);
              margin-block-end: .6rem; overflow: hidden; }
.help-block summary { padding: .8rem 1rem; cursor: pointer; font-weight: 700; font-size: .95rem;
                      list-style: none; display: flex; align-items: center; gap: .5rem; }
.help-block summary::-webkit-details-marker { display: none; }
.help-block summary::before { content: "+"; font-family: var(--mono); color: var(--accent);
                              font-size: 1rem; width: 1rem; }
.help-block[open] summary::before { content: "−"; }
.help-block[open] summary { border-block-end: 1px solid var(--line-soft); }
.help-body { padding: .9rem 1.2rem 1.1rem; font-size: .92rem; color: var(--muted); }
.help-body p { margin-block-end: .7rem; }
.help-body b { color: var(--ink); }
.help-ol, .help-ul { margin: 0 0 .7rem; padding-inline-start: 1.4rem; display: grid; gap: .35rem; }
.help-ol { list-style: decimal; } .help-ul { list-style: disc; }
.help-note { border-inline-start: 3px solid var(--accent); background: var(--accent-soft);
             padding: .55rem .8rem; border-radius: 0 6px 6px 0; }

/* ---------- changelog ---------- */
.rel { border: 1px solid var(--line); border-radius: var(--r); background: var(--surface);
       padding: 1.1rem 1.2rem; margin-block-end: .9rem; }
.rel__h { display: flex; align-items: baseline; gap: .7rem; flex-wrap: wrap; margin-block-end: .5rem; }
.rel__v { font-family: var(--mono); font-size: .8rem; color: var(--accent-ink);
          background: var(--accent-soft); padding: .1rem .55rem; border-radius: 5px; }
.rel__d { font-size: .78rem; color: var(--faint); margin-inline-start: auto; }
.rel h3 { font-size: 1rem; }
.rel__s { color: var(--muted); font-size: .9rem; margin-block-end: .8rem; }
.rel ul { display: grid; gap: .5rem; }
.rel li { display: grid; grid-template-columns: auto 1fr; gap: .6rem; align-items: start;
          font-size: .9rem; color: var(--muted); }
.k { font-size: .72rem; font-weight: 700; padding: .1rem .5rem; border-radius: 4px;
     white-space: nowrap; margin-block-start: .15rem; }
.k-new { color: var(--ok); background: var(--ok-bg); }
.k-improve { color: var(--accent-ink); background: var(--accent-soft); }
.k-fix { color: var(--warn); background: var(--warn-bg); }
.k-security { color: var(--stop); background: var(--stop-bg); }

/* ---------- misc ---------- */
.empty { text-align: center; padding: 2.5rem 1rem; color: var(--muted); }
.spin { width: 20px; height: 20px; margin: 2rem auto; border-radius: 50%;
        border: 2px solid var(--line); border-top-color: var(--accent);
        animation: rot .7s linear infinite; }
@keyframes rot { to { rotate: 360deg; } }

#toast { position: fixed; inset-block-end: 1.4rem; inset-inline-start: 50%;
         translate: 50% 0; z-index: 90; display: grid; gap: .4rem; justify-items: center;
         pointer-events: none; }
.toast { padding: .6rem 1.2rem; border-radius: 999px; font-size: .88rem; font-weight: 600;
         border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow); }
.toast.good { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); }
.toast.bad  { color: var(--stop); border-color: color-mix(in srgb, var(--stop) 45%, transparent); }

.testbanner { background: var(--warn-bg); color: var(--warn); text-align: center;
              padding: .35rem; font-size: .82rem; font-weight: 700;
              border-block-end: 1px solid color-mix(in srgb, var(--warn) 35%, transparent); }

@media (max-width: 780px) {
  .row, .row-3 { grid-template-columns: 1fr; }
  .top__in { height: auto; padding-block: .6rem; flex-wrap: wrap; }
  .tabs { margin-inline-start: 0; order: 3; width: 100%; }
}

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ============================================================
   PRINT — the paper document.
   Deliberately close to what محک already produces, because customers and the
   accountant recognise that layout and a replacement that prints differently
   creates questions on every single invoice.
   ============================================================ */
@media print {
  @page { size: A4; margin: 12mm 10mm; }
  body { background: #fff; color: #000; font-size: 11pt; }
  .noprint, .top, .toolbar, .dlg, #toast, .testbanner { display: none !important; }
  .wrap { width: 100%; margin: 0; }
  .panel { border: none; padding: 0; background: #fff; }
}

/* The printable document, styled the same on screen and on paper so what you
   see before pressing print is what comes out. */
.doc {
  background: #fff; color: #000; width: 210mm; min-height: 297mm;
  margin: 0 auto; padding: 12mm 10mm; font-size: 11pt; line-height: 1.7;
  border: 1px solid var(--line);
}
@media print { .doc { width: auto; min-height: 0; border: none; padding: 0; margin: 0; } }

.doc__head { display: flex; align-items: flex-start; justify-content: space-between;
             gap: 1rem; border-block-end: 2px solid #000; padding-block-end: 6px; }
.doc__logo { text-align: center; }
.doc__logo b { display: block; font-size: 15pt; font-weight: 800; }
.doc__logo span { font-size: 8pt; color: #444; }
.doc__title { text-align: center; }
.doc__title b { font-size: 13pt; }
.doc__meta { font-size: 8.5pt; text-align: start; }
.doc__addr { font-size: 8.5pt; text-align: center; padding-block: 4px;
             border-block-end: 1px solid #000; }

.doc__box { border: 1px solid #000; margin-block-start: 6px; }
.doc__boxtitle { text-align: center; font-size: 9pt; font-weight: 700;
                 border-block-end: 1px solid #000; background: #eee; padding: 1px; }
.doc__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 10px;
             padding: 4px 6px; font-size: 9.5pt; }
.doc__grid .full { grid-column: 1 / -1; }

table.doc__lines { width: 100%; border-collapse: collapse; margin-block-start: 6px;
                   font-size: 9.5pt; }
table.doc__lines th, table.doc__lines td { border: 1px solid #000; padding: 3px 4px; }
table.doc__lines th { background: #eee; font-weight: 700; text-align: center; }
table.doc__lines td.c { text-align: center; }
table.doc__lines td.money { text-align: center; font-family: var(--mono);
                            font-variant-numeric: tabular-nums; white-space: nowrap; }
table.doc__lines tbody tr:nth-child(even) { background: #f4f4f4; }
table.doc__lines tfoot td { font-weight: 700; background: #eee; }

.doc__foot { display: flex; justify-content: space-between; gap: 12px;
             margin-block-start: 6px; align-items: flex-start; }
.doc__notes { flex: 1; border: 1px solid #000; min-height: 60px; padding: 4px 6px; font-size: 9.5pt; }
.doc__sums { width: 240px; font-size: 9.5pt; }
.doc__sums div { display: flex; justify-content: space-between; border: 1px solid #000;
                 border-block-end: none; padding: 2px 6px; }
.doc__sums div:last-child { border-block-end: 1px solid #000; font-weight: 800; }
.doc__sums b { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.doc__words { border: 1px solid #000; padding: 3px 6px; margin-block-start: 6px;
              font-size: 9.5pt; font-weight: 700; }
.doc__signs { display: flex; justify-content: space-around; margin-block-start: 28px;
              font-size: 9.5pt; }
.doc__printed { margin-block-start: 18px; font-size: 8pt; color: #333; }