* { box-sizing: border-box; }

/* ---------- Тема: тёмная (по умолчанию) ---------- */
:root, html[data-theme="dark"] {
  --bg: #0f1218;
  --panel: #171b24;
  --panel-2: #1e2330;
  --panel-hover: #262c3a;
  --border: #262c3a;
  --border-strong: #333a4a;
  --text: #e8ecf3;
  --text-muted: #8a93a6;
  --primary: #5b8cff;
  --primary-2: #7c5bff;
  --danger: #ff5c72;
  --warn: #ffb648;
  --ok: #45d19b;
  --shadow: 0 8px 24px rgba(0,0,0,.25);
  --sidebar-bg: linear-gradient(180deg, #12161f, #0e1219);
  --row-hover: rgba(255,255,255,.02);
  --row-danger: rgba(255,92,114,.05);
  --row-warning: rgba(255,182,72,.05);
  --badge-ok-bg: rgba(69,209,155,.12);
  --badge-ok-fg: #b9f4da;
  --badge-ok-br: rgba(69,209,155,.25);
  --badge-warn-bg: rgba(255,182,72,.12);
  --badge-warn-fg: #ffe3b6;
  --badge-warn-br: rgba(255,182,72,.25);
  --badge-danger-bg: rgba(255,92,114,.12);
  --badge-danger-fg: #ffc2cb;
  --badge-danger-br: rgba(255,92,114,.3);
  --flash-ok-bg: rgba(69,209,155,.1);
  --flash-ok-fg: #b9f4da;
  --flash-ok-br: rgba(69,209,155,.3);
  --flash-err-bg: rgba(255,92,114,.1);
  --flash-err-fg: #ffc2cb;
  --flash-err-br: rgba(255,92,114,.3);
  --radius: 12px;
  color-scheme: dark;
}

/* ---------- Тема: светлая ---------- */
html[data-theme="light"] {
  --bg: #f4f6fb;
  --panel: #ffffff;
  --panel-2: #eef1f7;
  --panel-hover: #e3e8f2;
  --border: #dfe4ee;
  --border-strong: #c8d0e0;
  --text: #1a2233;
  --text-muted: #667085;
  --primary: #3b6bff;
  --primary-2: #6d4bff;
  --danger: #e04356;
  --warn: #c8801a;
  --ok: #17996b;
  --shadow: 0 8px 24px rgba(20,30,60,.08);
  --sidebar-bg: linear-gradient(180deg, #ffffff, #f8fafd);
  --row-hover: rgba(20,30,60,.03);
  --row-danger: rgba(224,67,86,.06);
  --row-warning: rgba(200,128,26,.06);
  --badge-ok-bg: rgba(23,153,107,.1);
  --badge-ok-fg: #0e6b4a;
  --badge-ok-br: rgba(23,153,107,.25);
  --badge-warn-bg: rgba(200,128,26,.12);
  --badge-warn-fg: #8a5b12;
  --badge-warn-br: rgba(200,128,26,.3);
  --badge-danger-bg: rgba(224,67,86,.1);
  --badge-danger-fg: #a82334;
  --badge-danger-br: rgba(224,67,86,.3);
  --flash-ok-bg: rgba(23,153,107,.1);
  --flash-ok-fg: #0e6b4a;
  --flash-ok-br: rgba(23,153,107,.3);
  --flash-err-bg: rgba(224,67,86,.1);
  --flash-err-fg: #a82334;
  --flash-err-br: rgba(224,67,86,.3);
  color-scheme: light;
}

html, body { margin: 0; height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  transition: background-color .2s ease, color .2s ease;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--primary); }
.muted { color: var(--text-muted); }
.small { font-size: 12px; }
.right { text-align: right; }
.mt-2 { margin-top: 8px; }

/* ---------- Layout ---------- */
.layout { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  padding: 20px 16px;
  display: flex; flex-direction: column; gap: 24px;
  position: sticky; top: 0; height: 100vh;
  transition: transform .25s ease;
  z-index: 40;
}
.brand { display: flex; gap: 12px; align-items: center; }
.brand-logo {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; letter-spacing: -0.5px;
  color: #fff;
}
.brand-name { font-weight: 600; }
.brand-sub { font-size: 12px; color: var(--text-muted); }

.sidebar nav { display: flex; flex-direction: column; gap: 4px; }
.sidebar nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 10px;
  color: var(--text-muted);
  transition: all .15s ease;
}
.sidebar nav a:hover { background: var(--panel-2); color: var(--text); }
.sidebar nav a.active {
  background: linear-gradient(90deg, rgba(91,140,255,.15), rgba(91,140,255,.05));
  color: var(--text);
  box-shadow: inset 2px 0 0 var(--primary);
}
.ico { width: 18px; display: inline-block; text-align: center; opacity: .85; }
.sidebar-foot { margin-top: auto; }

.content { padding: 28px 32px; max-width: 1400px; min-width: 0; }

/* ---------- Topbar ---------- */
.topbar {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 24px;
  gap: 12px;
}
.topbar-left { display: flex; align-items: flex-end; gap: 12px; min-width: 0; }
.topbar h1 { margin: 0; font-size: 26px; letter-spacing: -0.4px; }
.topbar-actions { display: flex; gap: 8px; align-items: center; }

/* ---------- Hamburger ---------- */
.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  cursor: pointer;
  padding: 9px 10px;
  flex-direction: column;
  justify-content: space-between;
}
.menu-toggle span {
  display: block; height: 2px;
  background: var(--text); border-radius: 2px;
}
.menu-toggle:hover { background: var(--panel-hover); }

/* ---------- Theme toggle ---------- */
.theme-toggle {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  font-size: 16px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.theme-toggle:hover { background: var(--panel-hover); }
.theme-toggle .theme-icon-dark { display: inline; }
.theme-toggle .theme-icon-light { display: none; }
html[data-theme="light"] .theme-toggle .theme-icon-dark { display: none; }
html[data-theme="light"] .theme-toggle .theme-icon-light { display: inline; }

/* ---------- Overlay для мобильного меню ---------- */
.overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 30;
  opacity: 0;
  transition: opacity .2s ease;
}
.overlay.show { display: block; opacity: 1; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px;
  padding: 9px 14px; border-radius: 10px;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border);
  font-weight: 500; font-size: 13px;
  cursor: pointer;
  transition: all .15s;
  font-family: inherit;
}
.btn:hover { background: var(--panel-hover); border-color: var(--border-strong); color: var(--text); }
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  border-color: transparent;
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.08); color: #fff; }
.btn-danger { color: var(--danger); border-color: var(--badge-danger-br); }
.btn-danger:hover { background: var(--badge-danger-bg); color: var(--danger); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-block { width: 100%; }

/* ---------- Cards ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.card h2 { margin: 0 0 14px; font-size: 16px; font-weight: 600; }
.card-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 12px;
}
.card-head h2 { margin: 0; }
.link { color: var(--primary); font-size: 13px; }

/* ---------- Grid ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ---------- KPI ---------- */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.kpi {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  position: relative; overflow: hidden;
}
.kpi::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(600px circle at 0% 0%, rgba(91,140,255,.08), transparent 40%);
  pointer-events: none;
}
.kpi-label { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.kpi-value { font-size: 28px; font-weight: 700; margin: 6px 0 4px; letter-spacing: -0.5px; }
.kpi-foot { font-size: 12px; }
.kpi-danger .kpi-value { color: var(--danger); }
.kpi-warn .kpi-value { color: var(--warn); }

/* ---------- Tables ---------- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
  text-align: left; padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.table th { color: var(--text-muted); font-weight: 500; font-size: 12px;
            text-transform: uppercase; letter-spacing: .04em; }
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--row-hover); }
.row-danger  td { background: var(--row-danger); }
.row-warning td { background: var(--row-warning); }

/* ---------- Badges & pills ---------- */
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 20px;
  font-size: 11px; font-weight: 600;
  background: var(--panel-2); color: var(--text-muted);
  border: 1px solid var(--border);
}
.badge.big { font-size: 13px; padding: 6px 12px; }
.badge-ok      { color: var(--badge-ok-fg); background: var(--badge-ok-bg); border-color: var(--badge-ok-br); }
.badge-warning { color: var(--badge-warn-fg); background: var(--badge-warn-bg); border-color: var(--badge-warn-br); }
.badge-danger  { color: var(--badge-danger-fg); background: var(--badge-danger-bg); border-color: var(--badge-danger-br); }
.badge-expired { color: var(--badge-danger-fg); background: var(--badge-danger-bg); border-color: var(--badge-danger-br); }

.pill {
  display: inline-block; padding: 3px 9px; border-radius: 20px;
  font-size: 11px; font-weight: 600;
  background: var(--panel-2); color: var(--text-muted);
}
.pill-ok     { background: var(--badge-ok-bg); color: var(--badge-ok-fg); }
.pill-warn   { background: var(--badge-warn-bg); color: var(--badge-warn-fg); }
.pill-danger { background: var(--badge-danger-bg); color: var(--badge-danger-fg); }

/* ---------- Forms ---------- */
.form label { display: flex; flex-direction: column; gap: 6px;
              font-size: 13px; color: var(--text-muted); margin-bottom: 12px; }
.form input, .form select, .form textarea, .filters input, .filters select,
.inline-form select {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 9px 12px;
  font-size: 13px; font-family: inherit;
  outline: none;
  transition: border-color .15s;
  width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus {
  border-color: var(--primary);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.form .checkbox { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
.form .checkbox input { width: auto; }
.form-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }

.filters { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.filters input { flex: 1; min-width: 180px; }
.filters select { width: auto; }

/* ---------- KV list ---------- */
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 8px 16px; margin: 0; }
.kv dt { color: var(--text-muted); font-size: 13px; }
.kv dd { margin: 0; }

/* ---------- Tabs ---------- */
.tabs { display: flex; gap: 4px; margin-bottom: 16px;
        background: var(--panel-2); padding: 4px; border-radius: 10px; width: fit-content;
        flex-wrap: wrap; }
.tabs a { padding: 6px 14px; border-radius: 8px; color: var(--text-muted); font-size: 13px; }
.tabs a.active { background: var(--panel); color: var(--text); }

/* ---------- Notifications ---------- */
.notif-list { list-style: none; margin: 0; padding: 0; }
.notif {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px; border-bottom: 1px solid var(--border); gap: 12px;
}
.notif:last-child { border-bottom: none; }
.notif.unread { background: rgba(91,140,255,.06); border-radius: 8px; }
.notif-msg { font-weight: 500; }

/* ---------- Flash ---------- */
.flashes { margin-bottom: 16px; display: flex; flex-direction: column; gap: 8px; }
.flash {
  padding: 10px 14px; border-radius: 10px; font-size: 13px;
  border: 1px solid var(--border);
}
.flash-success { background: var(--flash-ok-bg); border-color: var(--flash-ok-br); color: var(--flash-ok-fg); }
.flash-error   { background: var(--flash-err-bg); border-color: var(--flash-err-br); color: var(--flash-err-fg); }

.row-between { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.inline-form { display: flex; gap: 8px; align-items: center; }

/* ---------- Планшеты ---------- */
@media (max-width: 1100px) {
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
}

/* ---------- Мобильные ---------- */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .menu-toggle { display: flex; }
  .content { padding: 20px 16px 40px; }

  .sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 260px;
    height: 100vh;
    transform: translateX(-105%);
    box-shadow: 8px 0 24px rgba(0,0,0,.4);
    background: var(--panel);
  }
  .sidebar.open { transform: translateX(0); }

  .topbar {
    align-items: flex-start;
    flex-wrap: wrap;
    position: sticky; top: 0;
    background: var(--bg);
    padding: 12px 0 8px;
    margin: -8px 0 16px;
    z-index: 20;
    border-bottom: 1px solid var(--border);
  }
  .topbar h1 { font-size: 20px; }
  .topbar-actions { width: 100%; justify-content: flex-start; flex-wrap: wrap; }

  .kpis { grid-template-columns: 1fr 1fr; gap: 10px; }
  .kpi { padding: 14px; }
  .kpi-value { font-size: 22px; }

  .card { padding: 14px; border-radius: 10px; }
  .form-grid { grid-template-columns: 1fr; }

  .table { font-size: 13px; }
  .table th, .table td { padding: 8px 6px; }

  /* Горизонтальный скролл для широких таблиц */
  .card .table { display: block; overflow-x: auto; white-space: nowrap; }
  .card .table thead, .card .table tbody { display: table; width: 100%; }

  .kv { grid-template-columns: 120px 1fr; }
  .filters { flex-direction: column; align-items: stretch; }
  .filters input, .filters select, .filters .btn { width: 100%; }

  .notif { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .topbar h1 { font-size: 18px; }
  .kpis { grid-template-columns: 1fr; }
  .content { padding: 16px 12px 32px; }
  .card { padding: 12px; }
  .btn { padding: 8px 12px; font-size: 12px; }
  .theme-toggle, .menu-toggle { width: 36px; height: 36px; }
}

/* ---------- Login ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--bg);
}
.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: var(--shadow);
}
.login-logo {
  width: 52px; height: 52px;
  margin: 0 auto 12px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 22px;
  letter-spacing: -0.5px;
}
.login-title { text-align: center; font-size: 20px; font-weight: 700; }
.login-sub { text-align: center; color: var(--text-muted); margin-bottom: 20px; font-size: 13px; }
.login-field { display: block; margin-bottom: 12px; }
.login-field span { display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.login-field input {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
  outline: none;
}
.login-field input:focus { border-color: var(--primary); }

/* ---------- User info in sidebar ---------- */
.user-info {
  padding: 8px 12px;
  margin-bottom: 8px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.user-name { font-weight: 600; font-size: 13px; }
.user-role { color: var(--text-muted); font-size: 11px; }

/* ---------- Doc status pills ---------- */
.doc-status {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid var(--border);
  background: var(--panel-2);
}
.doc-status-signed         { background: var(--badge-ok-bg); color: var(--badge-ok-fg); border-color: var(--badge-ok-br); }
.doc-status-attention      { background: var(--badge-warn-bg); color: var(--badge-warn-fg); border-color: var(--badge-warn-br); }
.doc-status-need_originals { background: var(--badge-danger-bg); color: var(--badge-danger-fg); border-color: var(--badge-danger-br); }

.doc-pill {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}
.doc-pill-signed         { background: var(--badge-ok-bg); color: var(--badge-ok-fg); }
.doc-pill-attention      { background: var(--badge-warn-bg); color: var(--badge-warn-fg); }
.doc-pill-need_originals { background: var(--badge-danger-bg); color: var(--badge-danger-fg); }

/* ---------- Document input styling in dark theme ---------- */
.inline-form input[type="file"] {
  color: var(--text-muted);
  font-size: 13px;
}
.inline-form input[type="file"]::file-selector-button {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
  margin-right: 10px;
  font-family: inherit;
  font-size: 13px;
}