/* Estilo propio sobre Bootstrap 5.3. Los colores que cambian con el tema salen de variables para
   que `data-bs-theme="light|dark"` los resuelva solo. La barra lateral es oscura en los dos temas:
   da el contraste de consola que buscamos y mantiene la identidad al cambiar de modo. */
:root {
  --acc: #0891b2;
  --acc-soft: rgba(8, 145, 178, .1);
  --app-bg: #f1f5f9;
  --app-surface: #ffffff;
  --app-line: rgba(15, 23, 42, .09);
  --app-muted: #64748b;

  --side-bg: #0f172a;
  --side-fg: #cbd5e1;
  --side-fg-dim: #7c8ba1;
  --side-hover: rgba(255, 255, 255, .06);
  --side-active: rgba(8, 145, 178, .18);
  --side-line: rgba(255, 255, 255, .07);
  --side-w: 248px;

  --app-diff-header-bg: #e9ecef;
  --app-diff-gutter-bg: #f8f9fa;
  --app-diff-gutter-fg: #94a3b8;
  --app-diff-add: #d4f8d4;
  --app-diff-chg: #fff3bf;
  --app-diff-sub: #ffd7d5;
}

[data-bs-theme="dark"] {
  --acc: #22d3ee;
  --acc-soft: rgba(34, 211, 238, .12);
  --app-bg: #0b1120;
  --app-surface: #111a2e;
  --app-line: rgba(148, 163, 184, .14);
  --app-muted: #94a3b8;

  --side-bg: #080e1c;
  --side-active: rgba(34, 211, 238, .16);

  --app-diff-header-bg: #1e293b;
  --app-diff-gutter-bg: #141f33;
  --app-diff-gutter-fg: #64748b;
  --app-diff-add: #0f3d22;
  --app-diff-chg: #453a10;
  --app-diff-sub: #4a1f1d;
}

body {
  background: var(--app-bg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  letter-spacing: -.005em;
}

/* --------------------------------------------------------------- estructura */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--side-w);
  flex: 0 0 var(--side-w);
  background: var(--side-bg);
  color: var(--side-fg);
  display: flex;
  flex-direction: column;
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 1045;
  overflow-y: auto;
  transition: transform .18s ease;
}
.sidebar-brand {
  display: flex; align-items: center; gap: .6rem;
  padding: 1.05rem 1.15rem;
  color: #fff; text-decoration: none;
  font-weight: 650; letter-spacing: -.02em;
  border-bottom: 1px solid var(--side-line);
}
.sidebar-brand i { color: var(--acc); font-size: 1.25rem; }
.sidebar-brand small { display: block; font-weight: 400; font-size: .68rem; color: var(--side-fg-dim); letter-spacing: .04em; text-transform: uppercase; }

.sidebar-section {
  padding: 1rem 1.15rem .35rem;
  font-size: .67rem; font-weight: 600; letter-spacing: .09em;
  text-transform: uppercase; color: var(--side-fg-dim);
}
.sidebar-nav { list-style: none; margin: 0; padding: 0 .6rem; }
.sidebar-nav a {
  display: flex; align-items: center; gap: .65rem;
  padding: .5rem .55rem; margin-bottom: 1px;
  color: var(--side-fg); text-decoration: none;
  border-radius: .45rem; font-size: .895rem;
  border-left: 2px solid transparent;
}
.sidebar-nav a i { width: 1.1rem; text-align: center; color: var(--side-fg-dim); }
.sidebar-nav a:hover { background: var(--side-hover); color: #fff; }
.sidebar-nav a:hover i { color: var(--side-fg); }
.sidebar-nav a.active { background: var(--side-active); color: #fff; border-left-color: var(--acc); font-weight: 550; }
.sidebar-nav a.active i { color: var(--acc); }
.sidebar-foot { margin-top: auto; padding: .9rem 1.15rem; border-top: 1px solid var(--side-line); font-size: .72rem; color: var(--side-fg-dim); }

.app-main { flex: 1 1 auto; min-width: 0; margin-left: var(--side-w); display: flex; flex-direction: column; }

.topbar {
  position: sticky; top: 0; z-index: 1030;
  display: flex; align-items: center; gap: .75rem;
  padding: .55rem 1.25rem;
  background: color-mix(in srgb, var(--app-surface) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--app-line);
}
.topbar .btn-burger { display: none; }

.content { padding: 1.4rem 1.25rem 3rem; }
.page-title { font-size: 1.35rem; font-weight: 650; letter-spacing: -.02em; margin: 0; }

@media (max-width: 991.98px) {
  .sidebar { transform: translateX(-100%); box-shadow: 0 0 40px rgba(0,0,0,.4); }
  .sidebar.open { transform: none; }
  .app-main { margin-left: 0; }
  .topbar .btn-burger { display: inline-flex; }
  .sidebar-backdrop { position: fixed; inset: 0; background: rgba(2,6,23,.5); z-index: 1040; }
}

/* --------------------------------------------------------------- buscador global */
.global-search { position: relative; flex: 1 1 420px; max-width: 520px; }
.global-search .form-control { padding-left: 2.1rem; background: var(--app-bg); border-color: var(--app-line); }
.global-search .form-control:focus { background: var(--app-surface); }
.global-search > .bi-search { position: absolute; left: .72rem; top: 50%; transform: translateY(-50%); color: var(--app-muted); pointer-events: none; }
.global-search kbd { position: absolute; right: .5rem; top: 50%; transform: translateY(-50%); font-size: .68rem; opacity: .55; background: var(--app-line); color: inherit; padding: .1rem .35rem; border-radius: .25rem; }

.search-results {
  position: absolute; left: 0; right: 0; top: calc(100% + .35rem);
  background: var(--app-surface); border: 1px solid var(--app-line);
  border-radius: .6rem; box-shadow: 0 12px 32px rgba(2, 6, 23, .18);
  max-height: 70vh; overflow-y: auto; padding: .3rem; display: none;
}
.search-results.show { display: block; }
.search-results .group-label { font-size: .66rem; text-transform: uppercase; letter-spacing: .08em; color: var(--app-muted); padding: .5rem .6rem .25rem; font-weight: 600; }
.search-results a { display: flex; align-items: center; gap: .6rem; padding: .45rem .6rem; border-radius: .4rem; color: inherit; text-decoration: none; }
.search-results a:hover, .search-results a.active { background: var(--acc-soft); }
.search-results a i { color: var(--acc); width: 1.1rem; text-align: center; }
.search-results .sub { font-size: .78rem; color: var(--app-muted); }
.search-results .empty { padding: .9rem .6rem; color: var(--app-muted); font-size: .88rem; }

/* --------------------------------------------------------------- superficies */
.card {
  border: 1px solid var(--app-line);
  border-radius: .7rem;
  background: var(--app-surface);
  box-shadow: 0 1px 2px rgba(2, 6, 23, .04);
}
.card-header { background: transparent; border-bottom: 1px solid var(--app-line); font-weight: 600; }
.stat-card .value { font-size: 1.9rem; font-weight: 650; line-height: 1; letter-spacing: -.03em; }
.stat-card .label { color: var(--app-muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .07em; font-weight: 600; }

.btn { border-radius: .45rem; font-weight: 500; }
.btn-primary { --bs-btn-bg: var(--acc); --bs-btn-border-color: var(--acc); --bs-btn-hover-bg: color-mix(in srgb, var(--acc) 85%, #000); --bs-btn-hover-border-color: color-mix(in srgb, var(--acc) 85%, #000); }
.form-control, .form-select { border-radius: .45rem; border-color: var(--app-line); }
.form-control:focus, .form-select:focus { border-color: var(--acc); box-shadow: 0 0 0 .2rem var(--acc-soft); }
.badge { font-weight: 550; letter-spacing: .01em; }

/* --------------------------------------------------------------- tablas */
.table { --bs-table-border-color: var(--app-line); margin-bottom: 0; }
.table > thead th {
  font-size: .7rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--app-muted); font-weight: 600; white-space: nowrap;
  border-bottom: 1px solid var(--app-line); background: transparent;
}
.table td, .table th { vertical-align: middle; }
.table-sm td { font-size: .9rem; }
.table-hover > tbody > tr:hover > * { --bs-table-bg-state: var(--acc-soft); }

/* Encabezados ordenables */
th[data-sortable] { cursor: pointer; user-select: none; position: relative; padding-right: 1.25rem !important; }
th[data-sortable]:hover { color: var(--acc); }
th[data-sortable]::after {
  content: "\F0DC"; font-family: bootstrap-icons; font-size: .62rem;
  position: absolute; right: .45rem; top: 50%; transform: translateY(-50%); opacity: .3;
}
th[data-dir="asc"]::after { content: "\F0DD"; opacity: 1; color: var(--acc); }
th[data-dir="desc"]::after { content: "\F0DE"; opacity: 1; color: var(--acc); }

/* Filas que llevan a un detalle */
tr[data-href] { cursor: pointer; }

.table-pager {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding: .6rem .9rem; border-top: 1px solid var(--app-line); font-size: .85rem; color: var(--app-muted);
}
.table-pager .pages { display: flex; gap: .2rem; }
.table-pager .pages button {
  min-width: 1.9rem; padding: .18rem .45rem; font-size: .82rem; line-height: 1.4;
  border: 1px solid var(--app-line); background: transparent; color: inherit; border-radius: .35rem;
}
.table-pager .pages button:hover:not(:disabled) { border-color: var(--acc); color: var(--acc); }
.table-pager .pages button[aria-current="page"] { background: var(--acc); border-color: var(--acc); color: #fff; font-weight: 600; }
.table-pager .pages button:disabled { opacity: .4; }

.table-empty td { color: var(--app-muted); padding: 2.2rem 1rem; text-align: center; }

/* --------------------------------------------------------------- varios */
.text-mono, code.cfg, .text-mono input { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
/* El visor de configuración es oscuro en ambos temas: imita la consola de RouterOS. */
pre.config { background: #0d1117; color: #d4d4d4; padding: 1rem; border-radius: .5rem; max-height: 75vh; overflow: auto; font-size: .82rem; }
pre.config .c { color: #6a9955; }
pre.config .p { color: #569cd6; }

.secret-field input { font-family: ui-monospace, Consolas, monospace; letter-spacing: .02em; }

/* difflib.HtmlDiff */
table.diff { font-family: ui-monospace, Consolas, monospace; font-size: .8rem; border-collapse: collapse; width: 100%; background: var(--bs-body-bg); color: var(--bs-body-color); }
table.diff td { padding: 0 .4rem; white-space: pre-wrap; word-break: break-all; vertical-align: top; }
table.diff th { background: var(--app-diff-header-bg); padding: .3rem .4rem; }
table.diff td.diff_header { color: var(--app-diff-gutter-fg); text-align: right; background: var(--app-diff-gutter-bg); width: 1%; }
table.diff td.diff_next { display: none; }
.diff_add { background: var(--app-diff-add); }
.diff_chg { background: var(--app-diff-chg); }
.diff_sub { background: var(--app-diff-sub); }

.version-timeline .list-group-item.current { border-left: 3px solid var(--acc); }
.error-text { max-width: 420px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: inline-block; vertical-align: bottom; }