/* ============================================================
   MSANTI · Sistema de Gestión — Design System v2
   Fintech-inspired UI · Light & Dark · Responsive
   ============================================================ */

/* ── Reset ──────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Geometry */
  --sidebar-w: 260px;
  --topbar-h: 64px;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --ring: 0 0 0 3px var(--primary-ring);
  --ease: cubic-bezier(.4, 0, .2, 1);

  /* Brand gradient (logo + accents) */
  --brand-1: #34d399;
  --brand-2: #2563eb;
  --brand-grad: linear-gradient(135deg, #34d399 0%, #22b8e6 45%, #2563eb 100%);

  /* Accent system (shared across themes) */
  --primary: #2563eb;
  --primary-2: #3b82f6;
  --primary-grad: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  --primary-ring: rgba(59, 130, 246, .32);
  --primary-glow: 0 10px 28px -8px rgba(37, 99, 235, .55);

  --success: #10b981;
  --success-2: #059669;
  --success-grad: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --success-glow: 0 10px 26px -10px rgba(16, 185, 129, .55);

  --warn: #f59e0b;
  --danger: #ef4444;
  --danger-2: #dc2626;
  --info: #3b82f6;

  --font: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

/* ── Light theme (default) ──────────────────── */
:root, [data-theme="light"] {
  --bg: #eef2f9;
  --primary-light: #eef2ff;
  --bg-grad: radial-gradient(1200px 600px at 100% -10%, rgba(37,99,235,.06), transparent 60%),
             radial-gradient(900px 500px at -10% 110%, rgba(16,185,129,.06), transparent 55%);
  --surface: #ffffff;
  --surface-2: #f6f8fc;
  --surface-hover: #f1f5fb;
  --sidebar-bg: #ffffff;
  --sidebar-grad: linear-gradient(180deg, #ffffff 0%, #f7f9fd 100%);
  --border: #e6eaf2;
  --border-strong: #d6dcea;
  --text: #0f172a;
  --text-2: #475569;
  --text-muted: #8a96ab;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, .05);
  --shadow: 0 4px 16px -4px rgba(16, 24, 40, .10);
  --shadow-lg: 0 20px 50px -12px rgba(16, 24, 40, .22);
  --overlay: rgba(15, 23, 42, .42);

  --nav-text: #5b667c;
  --nav-hover-bg: #f1f5fb;
  --nav-active-bg: rgba(37, 99, 235, .10);
  --nav-active-text: var(--primary);

  --chip-bg: #f1f5fb;
  --chip-border: #e6eaf2;

  /* Badge tints */
  --green-bg:#dcfce7; --green-text:#15803d;
  --amber-bg:#fef3c7; --amber-text:#b45309;
  --blue-bg:#dbeafe;  --blue-text:#1d4ed8;
  --red-bg:#fee2e2;   --red-text:#dc2626;
  --gray-bg:#eef1f6;  --gray-text:#64748b;
  --skel-1:#eef2f8; --skel-2:#dde4ee;
}

/* ── Dark theme ─────────────────────────────── */
[data-theme="dark"] {
  --bg: #060b16;
  --primary-light: rgba(59,130,246,.12);
  --bg-grad: radial-gradient(1100px 560px at 100% -12%, rgba(37,99,235,.16), transparent 58%),
             radial-gradient(800px 480px at -8% 108%, rgba(16,185,129,.10), transparent 55%);
  --surface: #0d1626;
  --surface-2: #111c30;
  --surface-hover: #15233b;
  --sidebar-bg: #0a1120;
  --sidebar-grad: linear-gradient(180deg, #0b1322 0%, #080e1b 100%);
  --border: #1b2740;
  --border-strong: #25344f;
  --text: #e9eef9;
  --text-2: #aeb9cf;
  --text-muted: #74819a;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow: 0 8px 28px -10px rgba(0, 0, 0, .6);
  --shadow-lg: 0 28px 64px -16px rgba(0, 0, 0, .72);
  --overlay: rgba(3, 7, 15, .66);

  --nav-text: #97a3bd;
  --nav-hover-bg: rgba(255, 255, 255, .045);
  --nav-active-bg: rgba(59, 130, 246, .16);
  --nav-active-text: #93c0ff;

  --chip-bg: rgba(255, 255, 255, .04);
  --chip-border: #1f2c45;

  --primary-ring: rgba(59, 130, 246, .4);

  --green-bg:rgba(16,185,129,.16); --green-text:#5be3b3;
  --amber-bg:rgba(245,158,11,.16); --amber-text:#fbbf24;
  --blue-bg:rgba(59,130,246,.18);  --blue-text:#93c0ff;
  --red-bg:rgba(239,68,68,.16);    --red-text:#fca5a5;
  --gray-bg:rgba(148,163,184,.14); --gray-text:#94a3b8;
  --skel-1:#111c30; --skel-2:#1b2740;
}

/* ── Base ───────────────────────────────────── */
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  background-image: var(--bg-grad);
  background-attachment: fixed;
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
button { font-family: inherit; }
:focus-visible { outline: none; box-shadow: var(--ring); border-radius: var(--radius-sm); }

/* Scrollbars */
* { scrollbar-width: thin; scrollbar-color: var(--border-strong) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 20px; border: 3px solid transparent; background-clip: content-box; }
*::-webkit-scrollbar-thumb:hover { background: var(--text-muted); background-clip: content-box; }

/* ── Layout ─────────────────────────────────── */
.app-layout { display: flex; min-height: 100vh; }

/* ── Sidebar ─────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-grad);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; inset: 0 auto 0 0;
  z-index: 300;
  transition: transform .3s var(--ease);
}
.sidebar-brand {
  display: flex; align-items: center; gap: 12px;
  padding: 18px 18px 16px;
  border-bottom: 1px solid var(--border);
}
.brand-logo {
  width: 42px; height: 42px; flex-shrink: 0;
  border-radius: 13px;
  /* Fondo CLARO: el logo es arte oscuro (búho verde + texto) sobre transparente,
     así que sobre blanco se ve siempre, en tema claro u oscuro. */
  background: #fff;
  display: grid; place-items: center;
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px -3px rgba(0, 0, 0, .2);
}
.brand-logo svg { width: 24px; height: 24px; }
.brand-logo img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
/* Botón CTA del sidebar (Nueva Venta) */
.nav-cta { display: flex; align-items: center; justify-content: center; gap: .5rem; width: calc(100% - 24px); margin: 4px 12px 12px; padding: .8rem; border: none; border-radius: 12px; background: var(--brand-grad); color: #fff; font-weight: 700; font-size: .92rem; cursor: pointer; box-shadow: 0 8px 20px -8px rgba(37,99,235,.6); transition: transform .12s var(--ease); }
.nav-cta:hover { transform: translateY(-1px); }
/* Ítem de resultado en la búsqueda global */
.buscar-item { padding: .55rem .65rem; border-radius: 9px; cursor: pointer; display: flex; gap: .55rem; align-items: center; }
.buscar-item:hover { background: var(--surface-hover); }
.brand-meta { display: flex; flex-direction: column; min-width: 0; line-height: 1.15; }
.brand-name { font-size: 1.05rem; font-weight: 800; letter-spacing: -.01em; color: var(--text); }
.brand-sub {
  font-size: .62rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--text-muted);
  display: flex; align-items: center; gap: 4px; margin-top: 2px;
}
.brand-theme {
  margin-left: auto; flex-shrink: 0;
  width: 34px; height: 34px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface-2);
  color: var(--text-2); cursor: pointer;
  display: grid; place-items: center;
  transition: all .2s var(--ease);
}
.brand-theme:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); }
.brand-theme svg { width: 17px; height: 17px; }

/* ── Brand user dropdown ──────────────────────────────────────── */
.sidebar-brand { position: relative; cursor: pointer; user-select: none; }
.sidebar-brand:hover .brand-name { color: var(--primary); }
.brand-user-dropdown {
  display: none; position: absolute; top: calc(100% + 6px); left: 0;
  min-width: 220px; z-index: 300;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; box-shadow: 0 8px 28px -4px rgba(0,0,0,.18);
  padding: .75rem;
}
.brand-user-dropdown.open { display: block; }
.brand-drop-name  { font-size: .9rem; font-weight: 700; color: var(--text); margin-bottom: 2px; }
.brand-drop-email { font-size: .77rem; color: var(--text-muted); }
.brand-drop-role  { font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text-muted); margin-top: 3px; }
.brand-drop-divider { border-top: 1px solid var(--border); margin: .6rem 0; }
.brand-drop-logout {
  display: flex; align-items: center; gap: .5rem; width: 100%;
  padding: .45rem .6rem; border-radius: 8px;
  background: none; border: none; cursor: pointer;
  font-size: .85rem; font-weight: 600; color: var(--danger, #dc2626);
}
.brand-drop-logout:hover { background: rgba(220,38,38,.08); }
.brand-drop-logout svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

.sidebar-nav { padding: 12px 12px 24px; flex: 1; overflow-y: auto; overflow-x: hidden; }
.nav-section {
  font-size: .62rem; font-weight: 700; letter-spacing: .13em;
  text-transform: uppercase; color: var(--text-muted);
  padding: 18px 12px 6px;
}
.nav-item {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 12px; margin: 2px 0;
  color: var(--nav-text); text-decoration: none;
  font-size: .875rem; font-weight: 500;
  border-radius: 10px; position: relative;
  transition: background .16s var(--ease), color .16s var(--ease);
}
.nav-item:hover { background: var(--nav-hover-bg); color: var(--text); }
.nav-item.active { background: var(--nav-active-bg); color: var(--nav-active-text); font-weight: 600; }
.nav-item.active::before {
  content: ''; position: absolute; left: -12px; top: 50%; transform: translateY(-50%);
  width: 3px; height: 20px; border-radius: 0 4px 4px 0; background: var(--primary);
}
.nav-icon { display: grid; place-items: center; width: 20px; height: 20px; flex-shrink: 0; }
.nav-icon svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }

/* ── Main wrapper ──────────────────────────── */
.main-wrapper {
  margin-left: var(--sidebar-w);
  flex: 1; display: flex; flex-direction: column;
  min-height: 100vh; min-width: 0; overflow-x: hidden;
}

/* ── Topbar ──────────────────────────────────── */
.topbar {
  height: var(--topbar-h);
  display: flex; align-items: center; gap: .85rem;
  padding: 0 1.5rem;
  position: sticky; top: 0; z-index: 200;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--border);
}
.sidebar-toggle {
  display: none; width: 40px; height: 40px;
  border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface); color: var(--text-2);
  cursor: pointer; place-items: center; flex-shrink: 0;
}
.sidebar-toggle svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; }
.topbar-mobile-brand { display: none; align-items: center; gap: 9px; font-weight: 800; font-size: .98rem; }
.topbar-mobile-brand .brand-logo { width: 32px; height: 32px; border-radius: 10px; }
.topbar-mobile-brand .brand-logo svg { width: 18px; height: 18px; }
.topbar-spacer { flex: 1; }

.topbar-actions { display: flex; align-items: center; gap: .5rem; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 11px;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text-2); cursor: pointer;
  display: grid; place-items: center;
  transition: all .18s var(--ease);
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.icon-btn svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }

.user-chip {
  display: flex; align-items: center; gap: .6rem;
  padding: 5px 10px 5px 6px; border-radius: 999px;
  background: var(--chip-bg); border: 1px solid var(--chip-border);
  position: relative; cursor: pointer; user-select: none;
  transition: background .15s, border-color .15s;
}
.user-chip:hover { background: var(--surface-hover); border-color: var(--primary); }
.user-chevron { width: 13px; height: 13px; flex-shrink: 0; color: var(--text-muted); transition: transform .2s; }
.user-chip.open .user-chevron { transform: rotate(180deg); }
.user-dropdown {
  display: none; position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  min-width: 180px; box-shadow: 0 6px 24px rgba(0,0,0,.14); z-index: 300;
  animation: fadeIn .12s ease;
}
.user-chip.open .user-dropdown { display: block; }
.user-dropdown-item {
  display: flex; align-items: center; gap: .55rem;
  width: 100%; padding: .75rem 1rem; font-size: .875rem; font-weight: 500;
  background: none; border: none; color: var(--text); cursor: pointer; text-align: left;
  border-radius: var(--radius); transition: background .12s, color .12s;
}
.user-dropdown-item:hover { background: var(--surface-hover); color: #dc2626; }
.user-dropdown-item svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.9; flex-shrink: 0; }
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--brand-grad); color: #fff;
  display: grid; place-items: center;
  font-size: .8rem; font-weight: 700; flex-shrink: 0;
  text-transform: uppercase;
}
.user-meta { display: flex; flex-direction: column; line-height: 1.1; }
.user-name { font-size: .82rem; font-weight: 600; color: var(--text); }
.user-role { font-size: .68rem; color: var(--text-muted); text-transform: capitalize; }

/* ── Main content ──────────────────────────── */
.main-content { flex: 1; padding: 1.75rem; max-width: 1500px; width: 100%; margin: 0 auto; }
.loading-screen { text-align: center; color: var(--text-muted); padding: 5rem 1rem; font-size: .95rem; }

/* ── Page header (enhanced section-header) ───── */
.section-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 1rem; margin-bottom: 1.4rem; flex-wrap: wrap;
}
.section-header h3 { font-size: 1.5rem; font-weight: 800; letter-spacing: -.02em; color: var(--text); }
.page-head-text { min-width: 0; }
.page-title-row { display: flex; align-items: center; gap: .65rem; flex-wrap: wrap; }
.role-pill {
  font-size: .64rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
  color: var(--primary); background: var(--blue-bg);
  padding: 4px 10px; border-radius: 999px; line-height: 1;
}
.page-subtitle { font-size: .9rem; color: var(--text-muted); margin-top: .35rem; }
.section-header .actions, .section-header > div:not(.page-head-text) { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }

/* ── Stat cards ─────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 1.1rem; margin-bottom: 1.5rem; }
.stat-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.3rem 1.35rem;
  box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--border-strong); }
.stat-card::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: var(--accent, var(--primary));
}
.stat-card.green  { --accent: var(--success); }
.stat-card.amber  { --accent: var(--warn); }
.stat-card.blue   { --accent: var(--primary); }
.stat-card.red    { --accent: var(--danger); }
.stat-num { font-size: 1.9rem; font-weight: 800; line-height: 1.05; letter-spacing: -.02em; }
.stat-label { font-size: .76rem; color: var(--text-muted); font-weight: 500; margin-top: 6px; }

/* ── Toolbar ─────────────────────────────────── */
.toolbar { display: flex; gap: .7rem; margin-bottom: 1.1rem; flex-wrap: wrap; align-items: center; }
.search-input, .filter-select {
  padding: .62rem .95rem; border: 1px solid var(--border); border-radius: 10px;
  font-size: .875rem; background: var(--surface); color: var(--text); outline: none;
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.search-input { flex: 1; min-width: 200px; }
.filter-select { cursor: pointer; }
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus, .filter-select:focus { border-color: var(--primary); box-shadow: var(--ring); }
.combo-item:hover { background: var(--primary-light, rgba(99,102,241,.08)); }

/* ── Cards / Tables ─────────────────────────── */
.table-card, .dash-card, .cart-form-card, .cart-card, .cart-panel {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
.table-card { overflow: hidden; }
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
thead { background: var(--surface-2); }
th {
  padding: .85rem 1.1rem; text-align: left; font-weight: 600;
  font-size: .7rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--text-muted); white-space: nowrap; border-bottom: 1px solid var(--border);
}
td { padding: .9rem 1.1rem; border-top: 1px solid var(--border); vertical-align: middle; color: var(--text-2); }
td strong { color: var(--text); font-weight: 600; }
tbody tr { transition: background .12s var(--ease); }
tbody tr:hover { background: var(--surface-hover); }
tbody tr:active { background: var(--surface-2) !important; }

/* Empty states */
.empty-row td { text-align: center; color: var(--text-muted); padding: 2.75rem 1rem; font-size: .9rem; }
.empty-cell { padding: 0 !important; }
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 3.5rem 1.5rem; gap: .35rem;
}
.empty-state .empty-icon {
  width: 76px; height: 76px; border-radius: 50%;
  background: var(--surface-2); border: 1px solid var(--border);
  display: grid; place-items: center; color: var(--text-muted);
  margin-bottom: .9rem;
}
.empty-state .empty-icon svg { width: 32px; height: 32px; stroke: currentColor; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.empty-state .empty-title { font-size: 1.05rem; font-weight: 700; color: var(--text); }
.empty-state .empty-sub { font-size: .875rem; color: var(--text-muted); }

/* ── Badges ─────────────────────────────────── */
.badge { display: inline-flex; align-items: center; padding: 4px 11px; border-radius: 999px; font-size: .72rem; font-weight: 600; line-height: 1.2; white-space: nowrap; }
.badge-green,.badge-activo,.badge-pagada,.badge-completada,.badge-emitido,.badge-aceptada { background: var(--green-bg); color: var(--green-text); }
.badge-red,.badge-inactivo,.badge-anulada,.badge-rechazada { background: var(--red-bg); color: var(--red-text); }
.badge-amber,.badge-yellow,.badge-pendiente,.badge-parcialmente_pagada { background: var(--amber-bg); color: var(--amber-text); }
.badge-blue,.badge-true,.badge-activo-bool { background: var(--blue-bg); color: var(--blue-text); }
.badge-gray,.badge-false,.badge-vencida { background: var(--gray-bg); color: var(--gray-text); }
.badge-devuelta { background: #dbeafe; color: #1d4ed8; }
.badge-devuelta_parcial { background: #e0e7ff; color: #4338ca; }

/* ── Buttons ─────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  padding: .6rem 1.15rem; border: 1px solid transparent; border-radius: 11px;
  font-size: .865rem; font-weight: 600; cursor: pointer; white-space: nowrap;
  transition: transform .15s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.btn-primary { background: var(--primary-grad); color: #fff; box-shadow: var(--primary-glow); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 32px -8px rgba(37,99,235,.62); }
.btn-success { background: var(--success-grad); color: #fff; box-shadow: var(--success-glow); }
.btn-success:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -8px rgba(16,185,129,.6); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--border); box-shadow: var(--shadow-sm); }
.btn-secondary:hover { background: var(--surface-hover); border-color: var(--border-strong); transform: translateY(-1px); }
.btn-danger { background: var(--red-bg); color: var(--red-text); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-danger-solid { background: var(--danger-2); color: #fff; }
.btn-danger-solid:hover { background: #b91c1c; transform: translateY(-1px); }
.btn-sm { padding: .4rem .8rem; font-size: .8rem; border-radius: 9px; }
.btn-ghost { background: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--surface-hover); color: var(--text); }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary-light); transform: translateY(-1px); }

.btn-icon {
  padding: 0; width: 34px; height: 34px; display: inline-grid; place-items: center;
  border: 1px solid var(--border); border-radius: 9px; background: var(--surface);
  cursor: pointer; font-size: .9rem; color: var(--text-2);
  transition: all .15s var(--ease);
}
.btn-icon:hover { background: var(--surface-hover); border-color: var(--border-strong); color: var(--text); transform: translateY(-1px); }
.btn-icon.danger:hover { background: var(--red-bg); border-color: var(--danger); color: var(--red-text); }
.actions { display: flex; gap: 6px; }

/* Location / generic pill */
.pill-btn {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .55rem 1rem; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text-2); font-size: .84rem; font-weight: 600; cursor: pointer;
  box-shadow: var(--shadow-sm); transition: all .15s var(--ease);
}
.pill-btn:hover { border-color: var(--border-strong); color: var(--text); }
.pill-btn svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ── Modal ──────────────────────────────────── */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 600;
  background: var(--overlay); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  align-items: center; justify-content: center; padding: 1rem;
}
.modal-overlay.active { display: flex; animation: fadeIn .18s var(--ease); }
.modal {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-xl); width: 100%; max-width: 660px;
  box-shadow: var(--shadow-lg); animation: modalIn .24s var(--ease);
  max-height: 94vh; display: flex; flex-direction: column;
}
.modal.modal-lg { max-width: 900px; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalIn { from { transform: translateY(16px) scale(.98); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }
.spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid currentColor; border-top-color: transparent; border-radius: 50%; animation: spin .6s linear infinite; vertical-align: middle; margin-right: .3em; }
.input-error { border-color: var(--danger, #dc2626) !important; box-shadow: 0 0 0 3px rgba(220,38,38,.15) !important; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 1.2rem 1.5rem; border-bottom: 1px solid var(--border); flex-shrink: 0; }
.modal-header h2 { font-size: 1.1rem; font-weight: 700; letter-spacing: -.01em; }
.modal-close { background: var(--surface-2); border: 1px solid var(--border); width: 44px; height: 44px; border-radius: 9px; font-size: 1.25rem; cursor: pointer; color: var(--text-muted); line-height: 1; display: grid; place-items: center; transition: all .15s var(--ease); }
.modal-close:hover { color: var(--text); background: var(--surface-hover); }
/* #modalBody es el ÚNICO contenedor con scroll dentro del .modal acotado (max-height).
   Sin esto, formularios altos (ej. crear producto) desbordan y el botón Guardar
   queda inalcanzable, sobre todo en móvil. */
#modalBody { flex: 1 1 auto; min-height: 0; overflow-y: auto; }
.modal-body { padding: 1.4rem 1.5rem; }
/* Footer fijo: los botones (Guardar/Cancelar) quedan siempre visibles al hacer scroll. */
.modal-footer { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: .75rem; padding: 1.1rem 1.5rem; padding-bottom: max(1.1rem, env(safe-area-inset-bottom)); border-top: 1px solid var(--border); flex-shrink: 0; position: sticky; bottom: 0; background: var(--surface); }

/* ── Forms ──────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: .78rem; font-weight: 600; color: var(--text-2); text-transform: uppercase; letter-spacing: .04em; }
.form-group input, .form-group select, .form-group textarea {
  padding: .62rem .9rem; border: 1px solid var(--border); border-radius: 10px;
  font-size: .9rem; color: var(--text); background: var(--surface); outline: none;
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease); font-family: inherit; width: 100%;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--primary); box-shadow: var(--ring); }
.form-group textarea { resize: vertical; min-height: 80px; }

/* ── Dashboard grids ─────────────────────────── */
.dash-grid { display: grid; grid-template-columns: 1.55fr 1fr; gap: 1.1rem; }
.dash-card { padding: 1.35rem; }
.dash-card h4 { font-size: .78rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 1rem; }
.dash-card table th, .dash-card table td { padding: .6rem .65rem; }
.dash-card table th:first-child, .dash-card table td:first-child { padding-left: 0; }

/* ── Dashboard hero greeting ─────────────────── */
.dash-greeting { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.dash-greeting-name { font-size: 1.8rem; font-weight: 800; letter-spacing: -.03em; color: var(--text); line-height: 1.1; }
.dash-greeting-sub { font-size: .875rem; color: var(--text-muted); margin-top: .2rem; }
.dash-date-chip { display: inline-flex; align-items: center; gap: .4rem; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: .4rem .85rem; font-size: .78rem; font-weight: 600; color: var(--text-muted); white-space: nowrap; }
.dash-date-chip::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--success); display: inline-block; }

/* KPI cards with icon badge (stat-card upgrade) */
.stat-card .stat-icon { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.stat-card .stat-top { display: flex; align-items: flex-start; justify-content: space-between; gap: .5rem; margin-bottom: .5rem; }

/* Caja hero cards (when session is open) */
.caja-hero { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 1.5rem; }
.caja-hero-card { border-radius: var(--radius-lg); padding: 1.4rem 1.5rem; position: relative; overflow: hidden; }
.caja-hero-card.indigo { background: linear-gradient(135deg, #312e81, #4338ca); color: #fff; }
.caja-hero-card.slate  { background: var(--surface); border: 1px solid var(--border); }
.caja-hero-card.emerald { background: linear-gradient(135deg, #065f46, #059669); color: #fff; }
.caja-hero-label { font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; opacity: .75; margin-bottom: .3rem; }
.caja-hero-value { font-size: 1.9rem; font-weight: 800; letter-spacing: -.03em; line-height: 1; }
.caja-hero-sub { font-size: .75rem; opacity: .75; margin-top: .3rem; }
.caja-hero-avatar { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,.15); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1rem; margin-bottom: .5rem; }

/* Dashboard quick-actions card */
.quick-actions-card { display: flex; flex-direction: column; gap: .75rem; }
.quick-actions-card .btn-quick { width: 100%; padding: .9rem 1rem; font-size: .95rem; font-weight: 700; border-radius: 12px; display: flex; align-items: center; justify-content: center; gap: .5rem; transition: all .18s; }
.quick-actions-card .btn-quick:hover { transform: translateY(-2px); }

/* Caja banner (in dashboard) */
.caja-banner-dash { display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1rem 1.25rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.caja-banner-dash .caja-banner-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px rgba(22,163,74,.2); flex-shrink: 0; }

/* ── Cart (Ventas/Compras/Cotizaciones) ─────── */
.cart-layout { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(320px, 1fr); gap: 1.25rem; align-items: stretch; }
.cart-form-card, .cart-card, .cart-panel { padding: 1.35rem; box-shadow: var(--shadow-sm); }
.cart-card h4 { font-size: .9rem; font-weight: 700; margin-bottom: .85rem; }
.cart-search { display: flex; gap: .5rem; margin-bottom: .85rem; }
.cart-search input { flex: 1; }
.cart-items { max-height: 380px; overflow-y: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.cart-item { display: flex; align-items: center; gap: .6rem; padding: .6rem .85rem; border-bottom: 1px solid var(--border); font-size: .875rem; }
.cart-item:last-child { border-bottom: none; }
.cart-item:hover { background: var(--surface-hover); }
.cart-item-thumb { width: 38px; height: 38px; object-fit: cover; border-radius: 7px; flex-shrink: 0; background: var(--surface-2); }
.cart-item-name { flex: 1; min-width: 0; font-weight: 600; }
.cart-item-name .nm { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cart-item-name .sub { font-size: .72rem; font-weight: 500; color: var(--text-muted); }
/* Columnas de campos (costo / cantidad): ancho fijo para que TODAS las filas alineen */
.cart-field { display: flex; flex-direction: column; gap: 2px; width: 78px; flex-shrink: 0; }
.cart-field-label { font-size: .70rem; text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); text-align: center; }
/* Importante: estos inputs usan la clase .search-input (flex:1; min-width:200px),
   pero dentro del carrito deben ceñirse a su columna. Anulamos ese ancho. */
.cart-item-qty { width: 100%; min-width: 0; flex: none; text-align: center; box-sizing: border-box; }
.cart-item-price { font-weight: 700; color: var(--primary); white-space: nowrap; text-align: right; min-width: 86px; flex-shrink: 0; }
/* Checkbox grande y tocable (ej. "pagar con efectivo de caja") */
.check-card { display: flex; align-items: center; gap: .7rem; padding: .75rem .9rem; border: 1px solid var(--border); border-radius: 10px; cursor: pointer; margin-bottom: .85rem; transition: border-color .15s var(--ease); }
.check-card:hover { border-color: var(--border-strong); }
.check-card input[type=checkbox] { width: 20px; height: 20px; flex-shrink: 0; cursor: pointer; accent-color: var(--primary); }
.check-card strong { font-size: .9rem; font-weight: 600; }
.check-card small { color: var(--text-muted); font-size: .75rem; }
.cart-total { display: flex; justify-content: space-between; align-items: center; padding: .9rem .9rem 0; border-top: 2px solid var(--border); margin-top: .5rem; font-weight: 800; font-size: 1.15rem; }
.cart-total span:last-child { color: var(--primary); }
.cart-empty { text-align: center; color: var(--text-muted); padding: 3rem 1rem; font-size: .875rem; }
.cart-panel { display: flex; flex-direction: column; gap: 1rem; position: sticky; top: calc(var(--topbar-h) + 1rem); }
/* Botón de acción al fondo: el panel se estira a la altura de la columna de productos,
   así ambas tarjetas quedan del mismo tamaño en escritorio. */
/* El botón de acción (Cobrar / Confirmar Compra) queda pegado abajo y FIJO:
   aunque el carrito crezca, permanece visible sin tener que bajar. */
.cart-panel > .btn { margin-top: auto; position: sticky; bottom: 1rem; }
.cart-panel-title { font-size: .66rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--text-muted); margin-bottom: .25rem; }

/* ── Product search results ─────────────────── */
.product-results, .search-dropdown { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); max-height: 240px; overflow-y: auto; }
.product-result-item, .top-item { padding: .65rem .9rem !important; cursor: pointer; font-size: .85rem; border-bottom: 1px solid var(--border) !important; }
.product-result-item:last-child, .top-item:last-child { border-bottom: none !important; }
.product-result-item:hover, .top-item:hover { background: var(--surface-hover); }
.product-result-item .pname { font-weight: 600; }
.product-result-item .pmeta { font-size: .75rem; color: var(--text-muted); }

/* ── Skeleton loader ────────────────────────── */
@keyframes shimmer { 0% { background-position: -600px 0; } 100% { background-position: 600px 0; } }
.skeleton { background: linear-gradient(90deg, var(--skel-1) 25%, var(--skel-2) 50%, var(--skel-1) 75%); background-size: 600px 100%; animation: shimmer 1.4s infinite linear; border-radius: 6px; display: block; }
.skeleton-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.4rem; }

/* ── Pago combinado / tipo pago ─────────────── */
.cc-fila { display: grid; grid-template-columns: 1.4fr .9fr 1fr 36px; gap: .5rem; align-items: flex-end; margin-bottom: .5rem; padding: .6rem .8rem; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); }
.tipo-pago-label { display: flex; align-items: center; gap: .5rem; cursor: pointer; padding: .65rem .85rem; background: var(--surface); border-radius: 10px; border: 2px solid var(--border); font-size: .85rem; font-weight: 600; color: var(--text); transition: border-color .15s var(--ease), background .15s var(--ease); }
.tipo-pago-label.activo { border-color: var(--primary); background: var(--blue-bg); color: var(--primary); }

/* ── Confirm dialog ─────────────────────────── */
.confirm-icon { font-size: 2.75rem; margin-bottom: .75rem; line-height: 1; }
.confirm-msg { font-size: .95rem; color: var(--text); margin-bottom: 1.5rem; line-height: 1.5; }

/* ── Toast ──────────────────────────────────── */
#toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; display: flex; flex-direction: column-reverse; gap: .6rem; z-index: 9999; }
.toast {
  display: flex; align-items: center; gap: .65rem;
  background: var(--surface); color: var(--text); border: 1px solid var(--border);
  padding: .8rem 1.1rem; border-radius: 12px; font-size: .875rem;
  opacity: 0; transform: translateX(24px); transition: opacity .26s var(--ease), transform .26s var(--ease);
  min-width: 240px; max-width: 360px; box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--text-muted);
}
.toast.show { opacity: 1; transform: translateX(0); }
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.info { border-left-color: var(--info); }
.toast.warning { border-left-color: var(--warn); }
.toast-icon { font-size: .95rem; flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; color: #fff; }
.toast.success .toast-icon { background: var(--success); }
.toast.error .toast-icon { background: var(--danger); }
.toast.info .toast-icon { background: var(--info); }
.toast.warning .toast-icon { background: var(--warn); }
.toast-msg { flex: 1; line-height: 1.35; }
.toast-close { background: none; border: none; cursor: pointer; color: var(--text-muted); font-size: 1.1rem; padding: 0 .2rem; line-height: 1; flex-shrink: 0; opacity: .65; }
.toast-close:hover { opacity: 1; color: var(--text); }

/* ── Login ──────────────────────────────────── */
.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 1.25rem; background: var(--bg); background-image: var(--bg-grad); background-attachment: fixed; }
.login-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-xl); box-shadow: var(--shadow-lg);
  width: 100%; max-width: 410px; padding: .75rem 2.25rem 2rem;
  animation: modalIn .3s var(--ease);
  position: relative;
}
/* Botón de tema integrado en la tarjeta de login (esquina superior derecha) */
.login-theme-btn {
  position: absolute; top: 1.1rem; right: 1.1rem;
  width: 36px; height: 36px; border-radius: 11px;
  border: 1px solid var(--border); background: var(--surface-2);
  color: var(--text-2); cursor: pointer;
  display: grid; place-items: center;
  transition: all .2s var(--ease);
}
.login-theme-btn:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.login-theme-btn svg { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.login-brand { display: flex; flex-direction: column; align-items: center; text-align: center; margin-bottom: 1.5rem; gap: 0; }
.login-brand .brand-logo { width: 56px; height: 56px; border-radius: 17px; margin-bottom: .45rem; }
.login-brand .brand-logo svg { width: 30px; height: 30px; }
.login-brand h1 { font-size: 1.4rem; font-weight: 800; letter-spacing: -.02em; }
.login-brand p { font-size: .875rem; color: var(--text-muted); margin: 0; }
.login-logo { width: 180px; max-width: 62%; height: auto; margin-bottom: .25rem; }
.login-form { display: flex; flex-direction: column; gap: 1rem; }
.login-hint { text-align: center; font-size: .8rem; color: var(--text-muted); }
.login-error { margin-top: 1rem; padding: .8rem 1rem; border-radius: 10px; background: var(--red-bg); color: var(--red-text); font-size: .85rem; display: none; }

/* ── Login mobile ───────────────────────────── */
@media (max-width: 480px) {
  .login-wrap { align-items: flex-start; padding: .75rem; }
  .login-card { padding: .6rem 1.25rem 1.5rem; border-radius: 20px; }
  .login-logo { width: 130px; }
  .login-brand { margin-bottom: 1rem; }
  .login-theme-btn { top: .65rem; right: .65rem; }
}
@media (max-height: 680px) {
  .login-wrap { align-items: flex-start; padding: .5rem; }
  .login-card { padding: .5rem 1.25rem 1rem; }
  .login-logo { width: 90px; margin-bottom: .15rem; }
  .login-brand { margin-bottom: .75rem; }
  .login-form { gap: .7rem; }
  .login-theme-btn { top: .6rem; right: .6rem; width: 32px; height: 32px; }
}

/* ── Subscription banner ────────────────────── */
.susc-banner {
  padding: .6rem 1rem; text-align: center;
  font-size: .85rem; font-weight: 600; cursor: pointer;
  transition: opacity .2s var(--ease);
}
.susc-banner:hover { opacity: .88; }
.susc-banner.trial { background: var(--amber-bg); color: var(--amber-text); }
.susc-banner.vencida { background: var(--red-bg); color: var(--red-text); }

/* ── Dashboard profit badge ─────────────────── */
.stat-card .stat-trend {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: .7rem; font-weight: 600; margin-top: .35rem;
  padding: 2px 8px; border-radius: 999px;
  background: rgba(255,255,255,.12); color: inherit; opacity: .8;
}

/* ── Backdrop (mobile sidebar) ──────────────── */
.backdrop { display: none; position: fixed; inset: 0; background: var(--overlay); z-index: 250; opacity: 0; transition: opacity .3s var(--ease); }
.backdrop.show { display: block; opacity: 1; }

/* ── Responsive ─────────────────────────────── */
@media (max-width: 1080px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .cart-layout { grid-template-columns: 1fr; }
  .cart-panel { position: static; }
}
@media (max-width: 920px) {
  .sidebar { transform: translateX(-100%); box-shadow: var(--shadow-lg); }
  .sidebar.open { transform: translateX(0); }
  .main-wrapper { margin-left: 0; }
  .sidebar-toggle { display: grid; }
  .topbar-mobile-brand { display: flex; }
  .dash-grid { grid-template-columns: 1fr; }
  .main-content { padding: 1.25rem; }
  /* Empty state must stay centered in the viewport, not in a wide scrollable table */
  .empty-cell .empty-state { position: sticky; left: 0; width: 100vw; max-width: 100%; box-sizing: border-box; }
}
@media (max-width: 560px) {
  .topbar { padding: 0 1rem; gap: .6rem; }
  .user-meta { display: none; }
  .user-chip { padding: 4px; border: none; background: transparent; }
  .section-header h3 { font-size: 1.3rem; }
  .section-header { gap: .9rem; }
  .page-head-text { flex: 1 1 100%; }
  /* Action zone: either a wrapper div or buttons directly under section-header */
  .section-header > div:not(.page-head-text) { width: 100%; flex-direction: column; align-items: stretch; }
  .section-header > .btn,
  .section-header > .pill-btn,
  .section-header > div:not(.page-head-text) > .btn,
  .section-header > div:not(.page-head-text) > .pill-btn { width: 100%; flex: none; justify-content: center; }
  .modal-overlay { padding: 0; align-items: flex-end; }
  .modal { max-width: 100%; border-radius: var(--radius-xl) var(--radius-xl) 0 0; max-height: 94vh; animation: sheetIn .28s var(--ease); }
  @keyframes sheetIn { from { transform: translateY(100%); } to { transform: translateY(0); } }
  .form-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; gap: .85rem; }
  .main-content { padding: 1rem; }
  #toast-container { left: 1rem; right: 1rem; bottom: 1rem; }
  .toast { min-width: 0; max-width: 100%; }
  .caja-hero { grid-template-columns: 1fr; }
  .dash-greeting-name { font-size: 1.4rem; }
  .dash-grid { grid-template-columns: 1fr; }
  /* Más datos visibles en tablas angostas (igual hay scroll-x si hace falta) */
  th { padding: .6rem .55rem; }
  td { padding: .65rem .55rem; }
  table { font-size: .82rem; }
  /* Filas de pago combinado: apilar en pantallas chicas */
  .cc-fila { grid-template-columns: 1fr 1fr; }
  /* Carrito compacto en móvil: campos y subtotal más angostos para que quepa la fila */
  .cart-item { gap: .35rem; padding: .55rem .45rem; }
  .cart-field { width: 52px; }
  .cart-item-qty { box-sizing: border-box; padding-left: .25rem; padding-right: .25rem; }
  .cart-item-price { min-width: 56px; font-size: .8rem; }
  .cart-item-thumb { width: 30px; height: 30px; }
  .cart-item-name .sub { font-size: .68rem; }
}
@media (max-width: 380px) {
  .stat-num { font-size: 1.6rem; }
}

/* Ocultar scrollbar en touch — es un artefacto visual innecesario */
@media (pointer: coarse) {
  * { scrollbar-width: none; }
  *::-webkit-scrollbar { display: none; }
}

/* ── Columnas ocultables en móvil ───────────── */
/* Uso: añade class="col-hide-sm" a <th>/<td> que no son esenciales en pantallas chicas */
@media (max-width: 640px) {
  .col-hide-sm { display: none; }
}
@media (max-width: 920px) {
  .col-hide-md { display: none; }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}