* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

.app { display: flex; min-height: 100vh; }

/* ---------- Sidebar ---------- */
.sidebar {
  width: 232px;
  flex-shrink: 0;
  background: var(--sidebar);
  color: var(--sidebar-ink);
  padding: 20px 12px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 0 8px 18px; }
.brand .logo {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 15px;
}
.brand .name { font-weight: 600; font-size: 14.5px; color: #fff; }
.brand .sub { font-size: 11.5px; color: var(--muted); }

.nav-label {
  text-transform: uppercase; letter-spacing: .08em; font-size: 10.5px;
  color: var(--muted); padding: 14px 8px 6px;
}
.nav a {
  display: flex; align-items: center; gap: 10px;
  color: var(--sidebar-ink); text-decoration: none;
  padding: 8px 10px; border-radius: 7px; font-size: 13.5px;
  margin-bottom: 2px;
}
.nav a:hover { background: var(--sidebar-active); color: #fff; }
.nav a.active { background: var(--sidebar-active); color: #fff; box-shadow: inset 3px 0 0 var(--accent); }
.nav a .ico { width: 18px; text-align: center; opacity: .7; }

.sidebar .foot { margin-top: auto; padding: 12px 8px 0; font-size: 11px; color: var(--muted); border-top: 1px solid var(--sidebar-active); }
.user-box { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.user-info { min-width: 0; }
.user-name { color: #fff; font-weight: 600; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { color: var(--muted); font-size: 11px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.btn-logout {
  font: inherit; font-size: 11.5px; font-weight: 600; cursor: pointer;
  background: var(--sidebar-active); color: var(--sidebar-ink);
  border: 1px solid rgba(255,255,255,.08); border-radius: 6px; padding: 4px 9px;
}
.btn-logout:hover { background: #333844; color: #fff; }
.foot-note { font-size: 11px; color: var(--muted); }

/* ---------- Main ---------- */
.main { flex: 1; min-width: 0; padding: 0 28px 40px; max-width: 1600px; }
.topbar {
  display: flex; align-items: flex-end; justify-content: space-between;
  padding: 22px 0 14px; gap: 8px 16px; flex-wrap: wrap;
}
.topbar h1 { margin: 0 0 2px; font-size: 22px; font-weight: 650; letter-spacing: -.01em; }
.topbar .crumbs { color: var(--ink-2); font-size: 13.5px; }
.topbar .crumbs strong { color: var(--ink); font-weight: 600; }
.topbar .datos { color: var(--muted); font-size: 12px; }

/* ---------- Filtros ---------- */
.filters {
  background: var(--filter-bg);
  border: 1px solid var(--filter-border);
  border-left: 4px solid var(--accent);
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 18px;
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 12px 16px;
  box-shadow: 0 1px 3px rgba(16, 24, 40, .04);
}
.filters-title {
  display: flex;
  align-items: center;
  gap: 7px;
  align-self: center;
  font-weight: 700;
  font-size: 13px;
  color: var(--ink);
  padding-right: 14px;
  border-right: 1px solid var(--filter-sep);
  min-height: 38px;
}
.filters-ico {
  width: 15px;
  height: 15px;
  color: var(--accent);
  flex-shrink: 0;
}
.filter-group {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 10px 12px;
  padding-right: 16px;
  border-right: 1px solid var(--filter-sep);
}
.filter-group:last-of-type {
  border-right: none;
  padding-right: 0;
}
.field { display: flex; flex-direction: column; gap: 4px; }
.field[hidden] { display: none; }
.field > label {
  font-size: 11px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--filter-label); font-weight: 700;
}
.field input, .field select {
  font: inherit; color: var(--ink); height: 36px; font-weight: 500;
  border: 1px solid var(--input-border); border-radius: 7px;
  padding: 0 10px; background: var(--input-bg); min-width: 140px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, .04);
}
.field input:hover, .field select:hover { border-color: var(--input-border-hover); }
.field input.hora { min-width: 0; width: 84px; font-variant-numeric: tabular-nums; }
.field input:invalid { border-color: #d03b3b; }
.field input:focus, .field select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

/* Selector segmentado Mes | Día | Rango */
.seg {
  display: inline-flex; height: 36px; padding: 3px; gap: 2px;
  background: var(--seg-bg); border: 1px solid var(--input-border); border-radius: 8px;
}
.seg label { display: flex; cursor: pointer; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span {
  display: flex; align-items: center; padding: 0 12px; border-radius: 6px;
  font-size: 13px; color: var(--filter-label); font-weight: 500;
}
.seg input:checked + span {
  background: var(--panel); color: var(--accent-ink); font-weight: 600;
  box-shadow: 0 1px 2px rgba(0,0,0,.12);
}
.seg input:focus-visible + span { outline: 2px solid var(--accent); }

.actions { display: flex; gap: 8px; margin-left: auto; }
.btn {
  font: inherit; font-weight: 600; cursor: pointer; height: 36px;
  display: inline-flex; align-items: center;
  background: var(--accent); color: #fff; border: 1px solid var(--accent); border-radius: 7px;
  padding: 0 16px; text-decoration: none;
}
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn.ghost { background: var(--input-bg); color: var(--ink-2); border-color: var(--input-border); }
.btn.ghost:hover { background: var(--panel-subtle); color: var(--ink); border-color: var(--input-border-hover); }

/* ---------- Grid de tarjetas ---------- */
.grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.col-full { grid-column: span 6; }
.col-half { grid-column: span 3; }
.col-third { grid-column: span 2; }
/* Renglón propio con el ancho de su contenido; si no cabe, la tabla hace scroll. */
.col-fit { grid-column: 1 / -1; justify-self: start; max-width: 100%; }

.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px 16px;
  min-width: 0;
}
.card h3 { margin: 0 0 10px; font-size: 14px; font-weight: 600; color: var(--ink); }
.vacio { color: var(--muted); padding: 24px 0; text-align: center; }

.chart { width: 100%; height: 320px; }
/* La altura del pastel la calcula el JS según el ancho y el largo de la leyenda. */
.chart-bar, .chart-bar_line { height: 380px; }

/* ---------- KPIs ---------- */
.card-kpi { padding-bottom: 12px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.kpi { border: 1px solid var(--hair); border-radius: 8px; padding: 10px 12px; background: var(--panel-subtle); }
.k-label { font-size: 11.5px; color: var(--muted); }
.k-valor { font-size: 22px; font-weight: 650; letter-spacing: -.01em; margin-top: 2px; }
.k-sub { font-size: 12px; color: var(--ink-2); }

/* ---------- Tabla ---------- */
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { padding: 7px 10px; text-align: left; white-space: nowrap; }
th.num, td.num { text-align: right; font-variant-numeric: tabular-nums; }
th {
  color: var(--ink-2); font-weight: 600; font-size: 11.5px;
  background: var(--table-head-bg);
  border-bottom: 1px solid var(--table-border);
  white-space: normal;
}
td { border-bottom: 1px solid var(--border); }
td:first-child { color: var(--ink); font-weight: 500; }
/* Primera columna (concepto) fija al hacer scroll horizontal y con salto de línea. */
th:first-child, td:first-child {
  position: sticky; left: 0; z-index: 1;
  white-space: normal; min-width: 160px;
  border-right: 1px solid var(--table-border);
}
th:first-child { background: var(--table-head-bg); }
td:first-child { background: var(--panel); }

/* Zebra notable en renglones pares + resalte al pasar el cursor */
tbody tr:nth-child(even) td { background: var(--table-zebra); }
tbody tr.cabecera td { font-weight: 600; background: var(--accent-soft); }
tbody tr.total td { font-weight: 700; border-top: 1px solid var(--table-border); border-bottom: 0; background: var(--table-total); }
tbody tr:hover td { background: var(--table-hover); }

/* Tabla ancha (Indicadores): separadores por bloques lógicos (Referencias | Meses | Promedio) */
.col-full table { font-size: 12.5px; }
.col-full th, .col-full td { padding: 6px 8px; }
.col-full th:nth-child(4), .col-full td:nth-child(4) {
  border-left: 1px solid var(--table-border);
}
.col-full th:last-child, .col-full td:last-child {
  border-left: 1px solid var(--table-border);
  font-weight: 600;
}

/* ---------- Portada ---------- */
.cards-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.tile {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 18px; text-decoration: none; color: inherit;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.tile:hover { border-color: var(--accent); box-shadow: 0 4px 16px rgba(16,24,40,.06); }
.tile .kicker { color: var(--accent); font-size: 18px; margin-bottom: 6px; }
.tile .t { font-size: 15.5px; font-weight: 600; margin-bottom: 4px; }
.tile .d { color: var(--ink-2); font-size: 13px; line-height: 1.5; }

/* ---------- Login y Gestión de Usuarios ---------- */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 20px; background: var(--bg);
}
.login-card {
  width: 100%; max-width: 390px; background: var(--panel);
  border: 1px solid var(--border); border-radius: 12px; padding: 26px 24px;
  box-shadow: 0 8px 24px rgba(16,24,40,.05);
}
.login-card .brand { padding: 0 0 18px; border-bottom: 1px solid var(--hair); margin-bottom: 18px; }
.login-card .brand .name { color: var(--ink); }
.login-card h1 { margin: 0 0 4px; font-size: 19px; font-weight: 650; }
.login-sub { margin: 0 0 16px; color: var(--ink-2); font-size: 13px; }

.form-stack { display: flex; flex-direction: column; gap: 14px; }
.btn-block { width: 100%; justify-content: center; margin-top: 4px; }
.btn-sm { height: 30px; padding: 0 10px; font-size: 12.5px; }
.btn-danger { background: #c93636; border-color: #c93636; color: #fff; }
.btn-danger:hover { background: #a82828; border-color: #a82828; }

.messages { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.msg {
  padding: 10px 14px; border-radius: 8px; font-size: 13px; font-weight: 500;
  border: 1px solid var(--border); background: var(--panel);
}
.msg-success { background: var(--success-bg); border-color: var(--success-border); color: var(--success-ink); }
.msg-error { background: var(--danger-bg); border-color: var(--danger-border); color: var(--danger-ink); margin-bottom: 12px; }

.tags { display: flex; flex-wrap: wrap; gap: 5px; }
.badge {
  display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 99px;
  font-size: 11.5px; font-weight: 600; background: var(--bg); color: var(--ink-2);
  border: 1px solid var(--border);
}
.badge-accent { background: var(--accent-soft); color: var(--accent-ink); border-color: var(--accent-border); }
.badge-admin { background: var(--admin-bg); color: var(--admin-ink); border-color: var(--admin-border); }
.badge-ok { background: var(--success-bg); color: var(--success-ink); border-color: var(--success-border); }
.badge-muted { background: var(--panel-subtle); color: var(--muted); border-color: var(--border); }

.user-form-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; align-items: start;
}
.card-head-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.card-head-row h3 { margin: 0; }
.quick-links { font-size: 12px; color: var(--muted); display: flex; gap: 6px; align-items: center; }
.link-btn {
  background: none; border: none; padding: 0; font: inherit; font-size: 12px;
  color: var(--accent-ink); cursor: pointer; font-weight: 600;
}
.link-btn:hover { text-decoration: underline; }
.link-btn:disabled { color: var(--muted); cursor: default; text-decoration: none; }

.help-text { margin: 0 0 10px; font-size: 12.5px; color: var(--accent-ink); background: var(--accent-soft); padding: 8px 10px; border-radius: 6px; }
.check-group { display: flex; flex-direction: column; gap: 8px; }
.check-tile {
  display: flex; align-items: flex-start; gap: 10px; padding: 10px 12px;
  border: 1px solid var(--border); border-radius: 8px; cursor: pointer;
  background: var(--panel-subtle); transition: border-color .12s ease, background .12s ease;
}
.check-tile:hover { border-color: var(--accent); background: var(--panel); }
.check-tile input[type="checkbox"],
.check-tile input[type="radio"] {
  margin-top: 2px; width: 16px; height: 16px; accent-color: var(--accent); flex-shrink: 0;
}
.check-title { font-weight: 600; font-size: 13.5px; color: var(--ink); }
.check-title .ico { color: var(--accent); margin-right: 4px; }
.check-desc { font-size: 12px; color: var(--ink-2); margin-top: 1px; }

.form-footer { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--hair); display: flex; gap: 8px; }
.danger-zone {
  margin-top: 16px; border-color: var(--danger-border);
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}

/* ---------- Configuración (Selector de Tema) ---------- */
.settings-wrap { max-width: 720px; }
.theme-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px;
  margin-top: 12px;
}
.theme-option {
  display: flex; flex-direction: column; gap: 10px; padding: 12px;
  border: 2px solid var(--border); border-radius: 10px; cursor: pointer;
  background: var(--panel-subtle); transition: border-color .15s ease, background .15s ease;
}
.theme-option:hover { border-color: var(--input-border-hover); background: var(--panel); }
.theme-option:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.theme-preview {
  height: 76px; border-radius: 7px; overflow: hidden;
  display: flex; border: 1px solid var(--border);
  background: var(--bg);
}
.theme-preview-sidebar {
  width: 26%; background: var(--sidebar); padding: 8px 6px;
  display: flex; flex-direction: column; gap: 5px;
}
.theme-preview-dot {
  width: 10px; height: 10px; border-radius: 3px; background: var(--accent);
}
.theme-preview-bar {
  height: 4px; border-radius: 2px; background: var(--sidebar-active);
}
.theme-preview-main {
  flex: 1; padding: 8px; display: flex; flex-direction: column; gap: 6px;
}
.theme-preview-filter {
  height: 12px; border-radius: 3px; background: var(--filter-bg);
  border-left: 3px solid var(--accent);
}
.theme-preview-cards {
  flex: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
}
.theme-preview-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 4px;
}
.theme-meta {
  display: flex; align-items: flex-start; gap: 8px;
}
.theme-meta input[type="radio"] {
  margin-top: 2px; width: 16px; height: 16px; accent-color: var(--accent); flex-shrink: 0;
}

@media (max-width: 1100px) {
  .col-third, .col-half { grid-column: span 3; }
  .user-form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .sidebar { display: none; }
  .main { padding: 0 16px 32px; }
  .col-third, .col-half, .col-full { grid-column: span 6; }
  .actions { margin-left: 0; }
}