/* algotrade — консоль управления. Тёмная тема по умолчанию, светлая по переключателю/ОС. */

:root {
  color-scheme: dark;
  --bg: #0b0f14;
  --bg-elev: #0e141b;
  --surface: #12181f;
  --surface-2: #19212b;
  --surface-3: #212b37;
  --border: #232c38;
  --border-strong: #31404f;
  --text: #e9edf2;
  --text-dim: #9aa7b5;
  --text-faint: #626e7d;
  --accent: #4f9cf9;
  --accent-strong: #6cb0ff;
  --accent-dim: #16324f;
  --up: #40b877;
  --up-dim: #12351f;
  --down: #f26372;
  --down-dim: #3a1520;
  --warn: #e2a64c;
  --warn-dim: #382713;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 12px 32px -12px rgba(0,0,0,.5);
  --radius: 12px;
  --radius-sm: 8px;
  --sidebar-w: 236px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Segoe UI Variable", Roboto,
          "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Mono", Menlo, Consolas, monospace;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f7fa;
  --bg-elev: #eef2f6;
  --surface: #ffffff;
  --surface-2: #f3f6f9;
  --surface-3: #e9eef4;
  --border: #e4e9ef;
  --border-strong: #cfd8e2;
  --text: #182230;
  --text-dim: #5a6675;
  --text-faint: #8a97a6;
  --accent: #2f7fe0;
  --accent-strong: #1f6fd0;
  --accent-dim: #dcebfd;
  --up: #16965a;
  --up-dim: #d9f0e4;
  --down: #d64556;
  --down-dim: #fbe1e4;
  --warn: #b7802b;
  --warn-dim: #f8ecd6;
  --shadow: 0 1px 2px rgba(20,30,45,.06), 0 12px 28px -14px rgba(20,30,45,.18);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); }
h1, h2, h3, h4 { font-weight: 650; line-height: 1.25; letter-spacing: -0.01em; }
code, .mono { font-family: var(--mono); font-size: 0.92em; }
.num, td.num, th.num { font-family: var(--mono); font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.up { color: var(--up); }
.down { color: var(--down); }
.muted { color: var(--text-dim); }
.faint { color: var(--text-faint); }
.small { font-size: 12px; }
::selection { background: var(--accent-dim); }

/* ---------- App shell ---------- */
.app { display: grid; grid-template-columns: var(--sidebar-w) 1fr; min-height: 100vh; }
.app > main { min-width: 0; }             /* не даём grid-элементу расширяться под контент */
.content, .topbar, .grid, .stack, .card { min-width: 0; }
.card { overflow-wrap: anywhere; }

.sidebar {
  position: sticky; top: 0; align-self: start;
  height: 100vh; overflow-y: auto;
  background: var(--bg-elev);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  padding: 18px 12px;
}
.brand {
  display: flex; align-items: center; gap: 9px;
  padding: 6px 10px 16px; font-weight: 700; font-size: 15px; letter-spacing: 0.02em;
}
.brand .dot { width: 9px; height: 9px; border-radius: 3px; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav-label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.11em; color: var(--text-faint); padding: 15px 10px 5px; }
.nav > .nav-label:first-child { padding-top: 2px; }
.nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: var(--radius-sm);
  color: var(--text-dim); font-weight: 500; font-size: 13.5px;
  transition: background .12s, color .12s;
}
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a.active { background: var(--accent-dim); color: var(--accent-strong); }
.nav a .ic { width: 16px; text-align: center; opacity: .85; font-size: 14px; }
.sidebar-foot { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); }
.sidebar-foot a { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: var(--radius-sm); color: var(--text-dim); font-size: 13px; }
.sidebar-foot a:hover { background: var(--surface-2); color: var(--text); }
.sidebar-foot .who { font-weight: 600; color: var(--text); }
.sidebar-foot .role { font-size: 11px; color: var(--text-faint); }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 12px; row-gap: 8px; flex-wrap: wrap;
  padding: 12px 24px;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar h1 { font-size: 17px; font-weight: 650; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.topbar h1 .badge { font-size: 11px; }
.topbar .sub { color: var(--text-faint); font-size: 12.5px; }
.topbar .spacer { flex: 1 1 24px; }
.topbar-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; min-width: 0; }
.topbar-actions form { flex-wrap: wrap; }
.topbar-actions select { max-width: 160px; }
.hamburger { display: none; background: none; border: 0; color: var(--text); font-size: 20px; cursor: pointer; padding: 4px 6px; }

.content { padding: 24px; max-width: 1320px; }
.page-intro { color: var(--text-dim); margin-bottom: 20px; font-size: 13.5px; }

/* ---------- Sub-tabs (страница «Счёт», «Журнал») ---------- */
.subtabs {
  display: flex; gap: 2px; margin: 0 0 20px; flex-wrap: wrap;
  border-bottom: 1px solid var(--border); overflow-x: auto;
}
.subtabs a {
  padding: 8px 14px; font-size: 13.5px; color: var(--text-dim); white-space: nowrap;
  border-bottom: 2px solid transparent; margin-bottom: -1px; text-decoration: none;
}
.subtabs a:hover { color: var(--text); }
.subtabs a.on { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }

.toast {
  margin-bottom: 16px; padding: 10px 14px; border-radius: 8px; font-size: 13.5px;
  background: var(--up-dim); color: var(--up); border: 1px solid transparent;
}

/* ---------- Cards & grid ---------- */
.grid { display: grid; gap: 14px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.auto { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.stack { display: flex; flex-direction: column; gap: 16px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.card > h2, .card > h3 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-faint); margin-bottom: 12px; font-weight: 600; }
.card-lg { padding: 22px; }

.stat .label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-faint); }
.stat .value { font-family: var(--mono); font-size: 22px; font-weight: 600; margin-top: 6px; letter-spacing: -0.02em; }
.stat .delta { font-size: 12.5px; margin-top: 4px; font-family: var(--mono); }

/* ---------- Badges ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 9px; border-radius: 999px; white-space: nowrap;
  font-size: 11.5px; font-weight: 600; letter-spacing: 0.01em;
  background: var(--surface-3); color: var(--text-dim);
  border: 1px solid transparent;
}
.badge--ok, .badge.ok { background: var(--up-dim); color: var(--up); }
.badge--warn, .badge.running { background: var(--accent-dim); color: var(--accent-strong); }
.badge--danger, .badge.error { background: var(--down-dim); color: var(--down); }
.badge--amber { background: var(--warn-dim); color: var(--warn); }
.badge .d { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------- Buttons ---------- */
.btn, button, input[type="submit"] {
  font: inherit; font-weight: 550; font-size: 13px;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: var(--radius-sm);
  border: 1px solid var(--accent); background: var(--accent); color: #fff;
  cursor: pointer; transition: filter .12s, background .12s, border-color .12s;
  white-space: nowrap;
}
.btn:hover, button:hover { filter: brightness(1.08); }
.btn:active, button:active { filter: brightness(.95); }
.btn--ghost, button.ghost {
  background: transparent; color: var(--text-dim); border-color: var(--border-strong);
}
.btn--ghost:hover, button.ghost:hover { background: var(--surface-2); color: var(--text); filter: none; }
.btn--danger { background: var(--down); border-color: var(--down); }
.btn--sm { padding: 5px 10px; font-size: 12px; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* ---------- Forms ---------- */
input, select, textarea {
  font: inherit; font-size: 13px;
  padding: 8px 10px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong); background: var(--bg-elev); color: var(--text);
  width: 100%;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); outline: none; }
input[type="checkbox"] { width: auto; accent-color: var(--accent); }
input[type="range"] { width: 100%; accent-color: var(--accent); }
label.field { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--text-dim); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; align-items: end; }
form.inline { display: inline-flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius-sm); -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  text-align: left; padding: 8px 12px; font-size: 10.5px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-faint);
  border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--surface);
}
tbody td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: 0; }
tbody tr { transition: background .1s; }
tbody tr:hover { background: var(--surface-2); }
td .m { display: block; font-family: var(--mono); font-size: 11px; color: var(--text-faint); margin-top: 2px; }

/* ---------- Banners ---------- */
.banner {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px; border-radius: var(--radius-sm);
  font-size: 13px; margin-bottom: 16px;
  background: var(--surface-2); border: 1px solid var(--border-strong);
}
.banner--warn { background: var(--warn-dim); border-color: color-mix(in srgb, var(--warn) 45%, transparent); color: var(--text); }
.banner--danger { background: var(--down-dim); border-color: color-mix(in srgb, var(--down) 45%, transparent); }
.banner .ic { font-size: 15px; line-height: 1.3; }

/* ---------- Chart ---------- */
.chart { width: 100%; height: 240px; display: block; }
svg.chart text { font-family: var(--mono); }

/* ---------- Empty state ---------- */
.empty { padding: 28px 16px; text-align: center; color: var(--text-faint); font-size: 13px; }

/* ---------- Misc ---------- */
hr { border: 0; border-top: 1px solid var(--border); margin: 16px 0; }
.divider-row { border-top: 1px solid var(--border); padding-top: 12px; margin-top: 12px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: 13px; }
.kv dt { color: var(--text-faint); }
.kv dd { font-family: var(--mono); }

/* ---------- Guide / долгий текст ---------- */
.guide { display: grid; grid-template-columns: 210px 1fr; gap: 44px; align-items: start; }
.guide-toc { position: sticky; top: 78px; display: flex; flex-direction: column; gap: 3px; font-size: 12.5px; }
.guide-toc a { color: var(--text-dim); padding: 4px 8px; border-radius: 6px; border-left: 2px solid transparent; }
.guide-toc a:hover { color: var(--text); background: var(--surface-2); }
.guide-prose { min-width: 0; }
.guide-prose section { padding: 26px 0; border-top: 1px solid var(--border); }
.guide-prose section:first-child { border-top: 0; padding-top: 0; }
.guide-prose h2 { font-size: 20px; margin-bottom: 12px; scroll-margin-top: 80px; }
.guide-prose h3 { font-size: 14px; margin: 20px 0 6px; color: var(--text); letter-spacing: .01em; }
.guide-prose p { color: var(--text-dim); margin: 8px 0; }
.guide-prose ul, .guide-prose ol { color: var(--text-dim); margin: 8px 0; padding-left: 20px; }
.guide-prose li { margin: 5px 0; }
.guide-prose b { color: var(--text); font-weight: 600; }
.guide-prose code { background: var(--surface-2); padding: 1px 5px; border-radius: 4px; color: var(--text); }
.guide-prose .lead { color: var(--text); font-size: 15px; }
.flow { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 14px 0; }
.flow .step { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 12px; font-size: 12.5px; color: var(--text); }
.flow .arr { color: var(--text-faint); }
/* Глоссарий: термин | определение на всю ширину (меньше переносов) */
.gloss { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 7px 24px; font-size: 13px; align-items: baseline; }
.gloss dt { color: var(--text); font-weight: 600; }
.gloss dd { color: var(--text-dim); margin: 0; max-width: 110ch; }

/* пошаговый «с чего начать» — плитками, 2 в ряд на широком экране */
.guide-prose ol.start {
  counter-reset: gs; list-style: none; padding: 0; margin: 14px 0; display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
}
.guide-prose ol.start > li {
  counter-increment: gs; position: relative; padding: 12px 14px 12px 46px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-dim); margin: 0; max-width: none;
}
.guide-prose ol.start > li::before {
  content: counter(gs); position: absolute; left: 12px; top: 11px;
  width: 22px; height: 22px; border-radius: 6px; display: grid; place-items: center;
  font-size: 12.5px; font-weight: 700; color: var(--accent-strong); background: var(--accent-dim);
  font-family: var(--mono, ui-monospace, monospace);
}
.guide-prose ol.start > li > b:first-child { display: block; margin-bottom: 3px; color: var(--text); }
.guide-prose .note {
  border-left: 2px solid var(--accent); background: var(--surface-2);
  padding: 8px 12px; border-radius: 0 6px 6px 0; margin: 12px 0; font-size: 13px;
}
@media (max-width: 900px) {
  .guide { grid-template-columns: 1fr; gap: 0; }
  .guide-toc { position: static; flex-direction: row; flex-wrap: wrap; margin-bottom: 18px; }
  .gloss { grid-template-columns: 1fr; gap: 2px 0; }
  .gloss dt { margin-top: 8px; }
}

/* ---------- Auth ---------- */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.auth-card { width: 100%; max-width: 360px; }
.auth-card .brand { padding: 0 0 4px; font-size: 18px; }
.auth-card form { display: flex; flex-direction: column; gap: 12px; margin-top: 18px; }

/* ---------- Drawer / mobile ---------- */
.scrim { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 30; }

@media (max-width: 980px) {
  .app { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0; z-index: 40;
    width: 264px; transform: translateX(-100%); transition: transform .22s ease;
    box-shadow: var(--shadow);
  }
  .app.drawer-open .sidebar { transform: translateX(0); }
  .app.drawer-open .scrim { display: block; }
  .hamburger { display: block; }
  .content { padding: 16px; }
  .topbar { padding: 10px 14px; }
  .topbar h1 { font-size: 15px; }
  .topbar-actions { width: 100%; justify-content: flex-start; }
  .grid.cols-2, .grid.cols-3 { grid-template-columns: 1fr; }
  .form-grid label.field[style*="span 2"] { grid-column: auto !important; }
}

@media (max-width: 640px) {
  .grid.auto { grid-template-columns: 1fr; }
  .stat .value { font-size: 18px; word-break: break-word; }
  .card { padding: 15px; }
  .content { padding: 14px; }
  .table-wrap table { min-width: 480px; }   /* колонки не сминаются, таблица скроллится */
  .table-wrap { border: 1px solid var(--border); }
}

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