@font-face {
  font-family: "Plex Sans"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("/static/fonts/ibm-plex-sans-cyrillic-400-normal.woff2") format("woff2");
  unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;
}
@font-face {
  font-family: "Plex Sans"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("/static/fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Plex Sans"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("/static/fonts/ibm-plex-sans-cyrillic-500-normal.woff2") format("woff2");
  unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;
}
@font-face {
  font-family: "Plex Sans"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("/static/fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Plex Sans"; font-style: normal; font-weight: 600; font-display: swap;
  src: url("/static/fonts/ibm-plex-sans-cyrillic-600-normal.woff2") format("woff2");
  unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;
}
@font-face {
  font-family: "Plex Sans"; font-style: normal; font-weight: 600; font-display: swap;
  src: url("/static/fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Plex Mono"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("/static/fonts/ibm-plex-mono-cyrillic-500-normal.woff2") format("woff2");
  unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;
}
@font-face {
  font-family: "Plex Mono"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("/static/fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
}

:root {
  --paper: #ffffff;
  --field: #eef0f3;
  --ink: #131a21;
  --ink-2: #5b6672;
  --ink-3: #8b949e;
  --rule: #dbdfe5;
  --rule-soft: #e9ecf0;
  --seal: #1b4d72;
  --seal-tint: #e8eff5;
  --due: #8a5200;
  --due-tint: #f8eedd;
  --paid: #14653c;
  --paid-tint: #e3f0e8;
  --void: #9d2b25;
  --void-tint: #f7e6e5;

  --sans: "Plex Sans", "Segoe UI", Roboto, system-ui, sans-serif;
  --mono: "Plex Mono", "SF Mono", Consolas, monospace;
  --nav-w: 216px;
  --r: 3px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--field);
  -webkit-font-smoothing: antialiased;
}

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

:focus-visible {
  outline: 2px solid var(--seal);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ========== Навигация ========== */
.shell { display: flex; min-height: 100vh; }

.nav {
  width: var(--nav-w);
  flex: 0 0 var(--nav-w);
  background: var(--ink);
  color: #c9d1d9;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.nav-brand {
  padding: 20px 20px 18px;
  border-bottom: 1px solid #242e38;
}
.nav-brand a { color: #fff; font-size: 16px; font-weight: 600; letter-spacing: -0.01em; }
.nav-brand a:hover { text-decoration: none; }
.nav-brand .sub { display: block; color: #7d8894; font-size: 12px; margin-top: 2px; }

.nav-links { padding: 12px 10px; flex: 1; }
.nav-links a {
  display: block;
  padding: 7px 10px;
  margin-bottom: 1px;
  color: #c9d1d9;
  border-radius: var(--r);
  font-size: 14px;
}
.nav-links a:hover { background: #1f2933; color: #fff; text-decoration: none; }
.nav-links a[aria-current] { background: #22303c; color: #fff; box-shadow: inset 2px 0 0 #6fa8d6; }
.nav-group {
  margin: 16px 0 5px; padding: 0 10px;
  font-size: 12px; color: #6e7985;
}

.nav-user {
  padding: 14px 20px;
  border-top: 1px solid #242e38;
  font-size: 13px;
}
.nav-user .who { color: #e6edf3; display: block; }
.nav-user .role { color: #7d8894; font-size: 12px; display: block; }
.nav-user .out { color: #7d8894; font-size: 13px; display: inline-block; margin-top: 6px; }

/* ========== Каркас страницы ========== */
.main { flex: 1; min-width: 0; }

.topline {
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
  padding: 16px 28px;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.topline h1 { font-size: 19px; font-weight: 600; margin: 0; letter-spacing: -0.01em; }
.topline .spacer { flex: 1; }

.wrap { padding: 22px 28px 48px; max-width: 1280px; }

h2 {
  font-size: 14px; font-weight: 600; margin: 26px 0 10px;
  color: var(--ink-2);
}
h2:first-child { margin-top: 0; }

/* ========== Кнопки ========== */
.btn {
  display: inline-block; padding: 7px 13px;
  border: 1px solid var(--seal); border-radius: var(--r);
  background: var(--seal); color: #fff;
  font: 500 14px var(--sans); cursor: pointer; white-space: nowrap;
}
.btn:hover { background: #17415f; text-decoration: none; }
.btn-sec { background: var(--paper); color: var(--ink); border-color: var(--rule); }
.btn-sec:hover { background: #f6f7f9; border-color: #c4cad2; }
.btn-sm { padding: 3px 9px; font-size: 13px; }

/* ========== Панели и таблицы ========== */
.panel {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  padding: 18px 20px;
}
.panel + .panel { margin-top: 14px; }

.sheet {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  overflow: hidden;
}

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 14px; border-bottom: 1px solid var(--rule-soft); }
th {
  font-size: 12.5px; font-weight: 600; color: var(--ink-2);
  background: #f7f8fa; border-bottom-color: var(--rule);
  white-space: nowrap;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: #f8f9fb; }
td.num, th.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.panel table th { background: transparent; }

.doc-id { font-family: var(--mono); font-size: 13.5px; letter-spacing: -0.01em; white-space: nowrap; }
.tnum { font-variant-numeric: tabular-nums; }

.empty { padding: 34px 14px; text-align: center; color: var(--ink-3); }

/* ========== Статусы ========== */
.st {
  display: inline-block; font-size: 12.5px; padding: 1px 8px;
  border-radius: 10px; white-space: nowrap;
  background: #eef0f3; color: var(--ink-2);
}
.st-active, .st-sent { background: var(--seal-tint); color: var(--seal); }
.st-paid, .st-closed { background: var(--paid-tint); color: var(--paid); }
.st-cancelled { background: var(--void-tint); color: var(--void); }
.overdue { color: var(--void); font-weight: 500; }

/* ========== Формы ========== */
.field { margin-bottom: 14px; }
.field > label { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 4px; }
input[type=text], input[type=password], input[type=date], input[type=number],
input[type=email], select, textarea {
  width: 100%; padding: 7px 10px;
  border: 1px solid var(--rule); border-radius: var(--r);
  font: 400 14.5px var(--sans); background: var(--paper); color: var(--ink);
}
input:hover, select:hover, textarea:hover { border-color: #c4cad2; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--seal); box-shadow: 0 0 0 3px var(--seal-tint);
}
textarea { min-height: 68px; resize: vertical; }
.row { display: flex; gap: 14px; flex-wrap: wrap; }
.row > .field { flex: 1; min-width: 180px; }
.form-actions { display: flex; gap: 10px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--rule-soft); }
.check { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; }
.check input { width: auto; }

.search { display: flex; gap: 8px; }
.search input[type=text] { width: 240px; }
.search select { width: 155px; }

/* ========== Сводка на обзоре ========== */
.tally {
  display: flex; background: var(--paper);
  border: 1px solid var(--rule); border-radius: var(--r);
  margin-bottom: 22px; flex-wrap: wrap;
}
.tally > div {
  flex: 1; min-width: 150px; padding: 16px 20px;
  border-right: 1px solid var(--rule-soft);
}
.tally > div:last-child { border-right: 0; }
.tally .n { font-size: 26px; font-weight: 600; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.tally .k { font-size: 13px; color: var(--ink-2); margin-top: 1px; }
.tally .flag .n { color: var(--void); }

/* ========== Шапка документа ========== */
.dochead {
  background: var(--paper); border: 1px solid var(--rule); border-radius: var(--r);
  padding: 18px 20px; display: flex; align-items: flex-start; gap: 24px; flex-wrap: wrap;
}
.dochead .who { flex: 1; min-width: 200px; }
.dochead .who .party { font-size: 17px; font-weight: 600; }
.dochead .who .meta { color: var(--ink-2); font-size: 13.5px; margin-top: 2px; }
.dochead .sum { text-align: right; }
.dochead .sum .v {
  font-family: var(--mono); font-size: 25px; font-weight: 500;
  font-variant-numeric: tabular-nums; letter-spacing: -0.02em;
}
.dochead .sum .k { font-size: 13px; color: var(--ink-2); }

/* ========== Пары «поле — значение» ========== */
.dl { display: grid; grid-template-columns: 190px 1fr; gap: 7px 18px; font-size: 14px; }
.dl dt { color: var(--ink-2); }
.dl dd { margin: 0; }
.pre { white-space: pre-line; }

/* ========== Итоги счёта ========== */
.totals { margin-left: auto; width: 320px; margin-top: 12px; }
.totals td { border: 0; padding: 4px 0; }
.totals td.num { font-variant-numeric: tabular-nums; }
.totals .grand td {
  border-top: 1px solid var(--rule); padding-top: 9px;
  font-size: 16px; font-weight: 600;
}

/* ========== Вход ========== */
.gate { display: grid; place-items: center; min-height: 100vh; padding: 24px; }
.gate-card { width: 100%; max-width: 348px; }
.gate-mark { margin-bottom: 20px; }
.gate-mark .t { font-size: 22px; font-weight: 600; letter-spacing: -0.015em; }
.gate-mark .s { color: var(--ink-2); font-size: 14px; margin-top: 2px; }
.gate .panel { padding: 22px; }

.note {
  padding: 9px 12px; border-radius: var(--r); margin-bottom: 14px;
  font-size: 13.5px; border: 1px solid;
}
.note-err { background: var(--void-tint); color: var(--void); border-color: #ecc9c7; }
.note-ok  { background: var(--paid-tint); color: var(--paid); border-color: #c4dfd0; }

/* ========== Мелочи ========== */
.muted { color: var(--ink-2); }
.small { font-size: 13px; }
.files-add { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--rule-soft);
             display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.files-add input[type=file] { flex: 1; min-width: 200px; font-size: 13.5px; }

/* ========== Узкий экран ========== */
@media (max-width: 860px) {
  .shell { display: block; }
  .nav {
    width: auto; height: auto; position: static;
    flex-direction: row; align-items: center;
    flex-wrap: wrap; padding: 10px 16px 0;
  }
  .nav-brand { order: 1; flex: 1; padding: 0; border: 0; }
  .nav-brand .sub { display: none; }
  .nav-user {
    order: 2; border: 0; padding: 0;
    display: flex; gap: 10px; align-items: baseline;
  }
  .nav-user .role { display: none; }
  .nav-user .out { margin-top: 0; }
  .nav-links {
    order: 3; flex-basis: 100%;
    display: flex; gap: 2px; padding: 8px 0 0;
    overflow-x: auto; -webkit-overflow-scrolling: touch;
  }
  .nav-links a { padding: 6px 9px; white-space: nowrap; border-radius: var(--r) var(--r) 0 0; }
  .nav-links a[aria-current] { box-shadow: inset 0 -2px 0 #6fa8d6; }
  .nav-group { display: none; }
  .sheet { overflow-x: auto; }
  .topline, .wrap { padding-left: 16px; padding-right: 16px; }
  .topline { padding-top: 14px; padding-bottom: 14px; }
  .dochead .sum { text-align: left; }
  .dl { grid-template-columns: 1fr; gap: 2px 0; }
  .dl dd { margin-bottom: 8px; }
  .totals { width: 100%; }
  .search input[type=text] { width: 100%; }
}

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

@media print {
  .nav, .topline, .no-print { display: none !important; }
  body { background: #fff; }
  .wrap { padding: 0; }
  .sheet, .panel { border: 0; }
}

/* ========== Лист документа и шаблоны ========== */
.paper {
  background: var(--paper); border: 1px solid var(--rule); border-radius: var(--r);
  padding: 34px 40px; max-width: 820px;
}
.paper h1 { font-size: 19px; font-weight: 600; margin: 0 0 16px; }
.paper h2 { font-size: 15px; font-weight: 600; color: var(--ink); margin: 22px 0 8px; }
.paper p { margin: 0 0 10px; }
.paper ul { margin: 0 0 10px; padding-left: 20px; }
.paper li { margin-bottom: 4px; }

.chips { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 4px; }
.chip {
  font: 500 12.5px var(--mono); padding: 3px 7px; cursor: pointer;
  border: 1px solid var(--rule); border-radius: var(--r);
  background: #f7f8fa; color: var(--seal);
}
.chip:hover { background: var(--seal-tint); border-color: #b9cddd; }

code {
  font: 500 12.5px var(--mono); background: #f2f4f6;
  padding: 1px 4px; border-radius: 2px;
}

.scan-flag { color: var(--paid); font-weight: 500; }
.scan-miss { color: var(--ink-3); }

@media (max-width: 860px) {
  .paper { padding: 22px 18px; }
}

.doc-table { width: 100%; border-collapse: collapse; margin: 14px 0; }
.doc-table th, .doc-table td {
  border: 1px solid var(--ink-3); padding: 7px 9px;
  font-size: 13.5px; vertical-align: top; text-align: left;
}
.doc-table th { background: #f2f4f6; font-weight: 600; color: var(--ink); }
.doc-table tbody tr:hover td { background: transparent; }