:root {
  --bg: #0F1720;
  --sidebar-bg: #0B121A;
  --panel-bg: #16202B;
  --panel-bg2: #1B2733;
  --border: #26333F;
  --grid-line: #22303B;
  --text: #E7EDF2;
  --text-muted: #8CA0B3;
  --accent: #FF8A3D;
  --accent-soft: #3A2A1A;
  --ok: #4CAF6D;
  --bad: #D9695F;
  --alert: #D9A83E;
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; background: var(--bg); }
body { font-family: var(--font-ui); color: var(--text); }
#root { display: flex; min-height: 100vh; }

input, select, button { font-family: var(--font-ui); font-size: 13.5px; }
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px rgba(255,138,61,0.28); }
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

/* ---- Login ---- */
.login-wrap {
  flex: 1; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 30% 20%, #16202B 0%, #0B121A 70%);
}
.login-card {
  background: var(--panel-bg); border: 1px solid var(--border); border-radius: 12px;
  padding: 34px 36px; width: 340px;
}
.login-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 22px; }
.login-brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.logo-c { width: 34px; height: 34px; border-radius: 50%; border: 5px solid var(--accent); border-right-color: transparent; transform: rotate(-45deg); flex-shrink: 0; }
.brand .logo-c { width: 26px; height: 26px; border-width: 4px; }
.login-brand h1 { font-size: 15px; margin: 0; letter-spacing: 0.4px; }
.login-brand p { font-size: 11px; color: var(--text-muted); margin: 2px 0 0; }
.login-card label { display: block; font-size: 12px; color: var(--text-muted); margin: 14px 0 6px; }
.login-card input {
  width: 100%; background: var(--panel-bg2); border: 1px solid var(--border);
  border-radius: 7px; color: var(--text); padding: 9px 11px;
}
.login-card button {
  margin-top: 20px; width: 100%; background: var(--accent); color: #08161A;
  border: none; border-radius: 7px; padding: 10px; font-weight: 700; cursor: pointer;
}
.login-error {
  margin-top: 12px; font-size: 12.5px; color: var(--bad);
  background: rgba(217,105,95,0.1); padding: 8px 10px; border-radius: 6px;
}
.login-hint { margin-top: 16px; font-size: 11px; color: var(--text-muted); line-height: 1.5; }

/* ---- App shell ---- */
.sidebar {
  width: 220px; background: var(--sidebar-bg); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 20px 14px; flex-shrink: 0;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 0 6px 20px; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.brand-title { font-size: 13px; font-weight: 700; letter-spacing: 0.6px; }
.brand-sub { font-size: 10.5px; color: var(--text-muted); margin-top: 2px; }
.nav { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.nav button {
  display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 7px;
  background: transparent; border: none; color: var(--text-muted); font-size: 13.5px;
  cursor: pointer; text-align: left; width: 100%;
}
.nav button.active { background: var(--accent); color: #08161A; }
.nav button:hover { color: var(--text); }
.nav-grupo-header {
  display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 8px 10px;
  border-radius: 7px; background: var(--panel-bg2); border: 1px solid var(--border); color: var(--text-muted); font-size: 11px;
  font-weight: 700; letter-spacing: 0.5px; text-transform: uppercase; cursor: pointer; text-align: left;
  width: 100%; margin-top: 8px; opacity: 0.8;
}
.nav-grupo-header:hover { opacity: 1; border-color: var(--accent); }
.nav-grupo-header.abierto { background: rgba(232,131,58,0.15); border-color: var(--accent); color: var(--accent); opacity: 1; }
.nav-subitems-guia {
  display: flex; flex-direction: column; gap: 2px; margin-left: 17px; padding-left: 10px;
  border-left: 2px solid var(--border); margin-bottom: 2px;
}
.nav-subitem {
  display: block; padding: 7px 10px; border-radius: 7px; background: transparent; border: none;
  color: var(--text); font-size: 13px; cursor: pointer; text-align: left; width: 100%;
}
.nav-subitem.active { background: var(--accent); color: #08161A; font-weight: 600; }
.nav-subitem.active span { color: #08161A !important; opacity: 0.75; }
.nav-subitem:hover { background: var(--panel-bg2); }
.nav-item-planned {
  padding: 7px 10px; font-size: 12.5px; color: var(--text-muted); opacity: 0.5; cursor: default;
}
.userbox { border-top: 1px solid var(--border); padding-top: 14px; margin-top: 10px; }
.userbox .who { font-size: 12.5px; }
.userbox .role { font-size: 10.5px; color: var(--text-muted); margin: 2px 0 10px; }
.userbox button {
  width: 100%; background: var(--panel-bg2); border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; padding: 7px; font-size: 12px; cursor: pointer;
}

.main { flex: 1; padding: 26px 30px; overflow-y: auto; position: relative; }
.page-header { margin-bottom: 22px; }
.page-header h1 { font-size: 20px; font-weight: 700; margin: 0; }
.page-header p { font-size: 13px; color: var(--text-muted); margin: 6px 0 0; max-width: 640px; line-height: 1.5; }

.cards-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 20px; }
.stat-card { background: var(--panel-bg); border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; }
.stat-card .label { display: flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 13px; }
.stat-card .value { font-family: var(--font-mono); font-size: 24px; font-weight: 700; margin-top: 6px; }
.stat-card .footer { font-size: 12px; margin-top: 4px; }
.tone-ok { color: var(--ok); } .tone-bad { color: var(--bad); }
.tone-alert { color: var(--alert); } .tone-neutral { color: var(--text); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.panel { background: var(--panel-bg); border: 1px solid var(--border); border-radius: 10px; padding: 18px; }
.panel-title { font-size: 13.5px; font-weight: 600; margin-bottom: 12px; }
.cat-row { display: flex; justify-content: space-between; align-items: center; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.cat-row:last-child { border-bottom: none; }
.empty-state { color: var(--text-muted); font-size: 13px; padding: 24px 0; text-align: center; }

.form-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px; background: var(--panel-bg);
  border: 1px solid var(--border); border-radius: 10px; padding: 22px; max-width: 720px;
}
.field { display: flex; flex-direction: column; gap: 5px; font-size: 12.5px; }
.field span { color: var(--text-muted); }
.field input, .field select {
  background: var(--panel-bg2); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); padding: 8px 10px; width: 100%;
}
.form-error { grid-column: 1 / -1; color: var(--bad); font-size: 12.5px; background: rgba(217,105,95,0.1); padding: 8px 10px; border-radius: 6px; }
.btn-submit {
  grid-column: 1 / -1; margin-top: 4px; background: var(--accent); color: #08161A; border: none;
  border-radius: 7px; padding: 10px 16px; font-weight: 700; font-size: 13.5px; cursor: pointer; width: fit-content;
}
.btn-small { background: var(--panel-bg2); border: 1px solid var(--border); color: var(--text); border-radius: 6px; padding: 8px 12px; font-size: 12.5px; cursor: pointer; }
.btn-remove { background: none; border: none; color: var(--text-muted); font-size: 11.5px; cursor: pointer; text-decoration: underline; }
.btn-anular { display: inline-flex; align-items: center; gap: 4px; background: none; border: 1px solid var(--border); color: var(--bad); border-radius: 6px; padding: 5px 8px; font-size: 11.5px; cursor: pointer; }

.search-input { max-width: 360px; margin-bottom: 16px; display: block; }
.table-wrap { background: var(--panel-bg); border: 1px solid var(--border); border-radius: 10px; overflow: auto; max-height: 520px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; padding: 10px 12px; color: var(--text-muted); font-weight: 600; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.3px; border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--panel-bg); }
td { padding: 9px 12px; border-bottom: 1px solid var(--border); }
tr.anulado { opacity: 0.5; }
.badge { margin-left: 8px; font-size: 10px; padding: 2px 6px; border-radius: 4px; }
.badge-reversa { background: rgba(232,131,58,0.18); color: var(--accent); }
.badge-anulado { background: rgba(217,105,95,0.18); color: var(--bad); }

.toast { position: fixed; top: 16px; right: 20px; padding: 9px 14px; border-radius: 7px; font-size: 13px; z-index: 1000; }
.toast-ok { background: rgba(76,175,109,0.15); color: var(--ok); border: 1px solid var(--ok); }
.toast-error { background: rgba(217,105,95,0.15); color: var(--bad); border: 1px solid var(--bad); }

.loading-wrap { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; }
.spinner { width: 28px; height: 28px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.chart-svg text { font-family: var(--font-mono); font-size: 10.5px; fill: var(--text-muted); }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(4,8,12,0.6); display: flex;
  align-items: center; justify-content: center; z-index: 100;
}
.modal-card {
  background: var(--panel-bg); border: 1px solid var(--border); border-radius: 12px;
  padding: 24px 26px; width: 420px; max-width: 92vw;
}
.modal-title { font-size: 15px; font-weight: 700; }
.modal-sub { font-size: 12.5px; color: var(--text-muted); margin-top: 6px; line-height: 1.5; }

/* ============================================================
   Pantalla de VENTA / COMPRA — estilo maqueta (naranja)
   ============================================================ */
.vm { max-width: 1180px; }
.vm-bar { display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border: 1px solid var(--border); border-bottom: none;
  border-radius: 14px 14px 0 0; background: linear-gradient(180deg,#1a1206,#121924); }
.vm-bar .vm-tit { font-size: 16px; font-weight: 700; }
.vm-bar .vm-tit small { color: var(--text-muted); font-weight: 400; margin-left: 8px; font-size: 12px; }
.vm-bar .vm-fecha { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text-muted); }
.vm-bar .vm-fecha input { background: #0e1620; border: 1px solid var(--border); border-radius: 8px; color: var(--text); padding: 5px 8px; }
.vm-body { border: 1px solid var(--border); border-top: none; border-radius: 0 0 14px 14px; background: var(--bg); padding-bottom: 8px; }
.vm-top { display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px; padding: 14px 16px; }
.vm-card { background: var(--panel-bg); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; }
.vm-card h3 { margin: 0 0 10px; font-size: 11px; letter-spacing: .08em; color: var(--text-muted); text-transform: uppercase; font-weight: 700; }
.vm-cliente-top { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.vm-cliente-nombre { font-size: 19px; font-weight: 700; }
.vm-badge { font-size: 11px; padding: 2px 9px; border-radius: 999px; background: #33251a; color: var(--accent); font-weight: 600; border: 1px solid #4a3316; }
.vm-btnmini { font-size: 12px; padding: 5px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel-bg2); color: var(--text); cursor: pointer; }
.vm-btnmini:hover { border-color: var(--accent); color: var(--accent); }
.vm-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; font-size: 13px; }
.vm-campo { display: flex; flex-direction: column; gap: 2px; }
.vm-campo .vm-lb { color: var(--text-muted); font-size: 11px; }
.vm-campo .vm-vl { font-weight: 600; }
.vm-buscar-cli { display: flex; flex-direction: column; gap: 6px; margin-top: 6px; }
.vm-comp-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.vm-comp-x { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }
.vm-xchip { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); border: 1px dashed var(--border); border-radius: 8px; padding: 3px 8px; white-space: nowrap; }
.vm-xchip b { color: var(--text); }
.vm-toggle { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; font-size: 12.5px; color: var(--text-muted); }
.vm-sw { width: 38px; height: 22px; border-radius: 999px; background: #2a3a4c; position: relative; transition: .2s; flex-shrink: 0; }
.vm-sw::after { content: ""; position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; border-radius: 50%; background: #8aa0b6; transition: .2s; }
.vm-toggle.on .vm-sw { background: rgba(255,138,61,.35); }
.vm-toggle.on .vm-sw::after { left: 18px; background: var(--accent); }
.vm-toggle.on { color: var(--accent); font-weight: 600; }
.vm-scan { display: flex; gap: 8px; padding: 0 16px 8px; position: relative; }
.vm-scan-drop { position: absolute; top: calc(100% - 4px); left: 16px; right: 16px; z-index: 40;
  background: var(--panel-bg2); border: 1px solid var(--accent); border-radius: 10px; overflow: hidden;
  box-shadow: 0 12px 30px rgba(0,0,0,0.45); max-height: 320px; overflow-y: auto; }
.vm-scan-opt { padding: 10px 14px; cursor: pointer; font-size: 14px; border-bottom: 1px solid var(--border); }
.vm-scan-opt:last-child { border-bottom: none; }
.vm-scan-opt .cod { color: var(--text-muted); font-family: var(--font-mono); font-size: 12px; margin-left: 6px; }
.vm-scan-opt:hover, .vm-scan-opt.hi { background: var(--accent-soft); color: var(--accent); }
.vm-scan input { flex: 1; background: #0e1620; border: 1px solid var(--border); border-radius: 9px; padding: 10px 12px; color: var(--text); font-size: 14px; }
.vm-detalle { margin: 0 16px; border: 1px solid var(--border); border-radius: 12px; overflow: auto; }
.vm-detalle table { width: 100%; border-collapse: collapse; font-size: 13px; }
.vm-detalle thead th { background: #1a130a; color: var(--text-muted); text-align: left; padding: 9px 12px; font-weight: 600; font-size: 11px; letter-spacing: .04em; text-transform: uppercase; }
.vm-detalle tbody td { padding: 7px 10px; border-top: 1px solid var(--border); vertical-align: middle; }
.vm-pie { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; padding: 14px 16px; }
.vm-totrow { display: flex; justify-content: space-between; font-size: 13px; padding: 3px 0; }
.vm-totrow .vm-lb { color: var(--text-muted); }
.vm-fiscal { margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--border); opacity: .5; }
.vm-fiscal.activo { opacity: 1; }
.vm-pagos { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; align-content: start; }
.vm-pago { padding: 11px; border-radius: 10px; border: 1px solid var(--border); background: var(--panel-bg2); text-align: center; font-weight: 600; font-size: 13.5px; cursor: pointer; }
.vm-pago.sel { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; background: var(--accent-soft); }
.vm-pago.off { opacity: .35; cursor: not-allowed; }
.vm-pago small { display: block; color: var(--text-muted); font-weight: 400; font-size: 10px; margin-top: 2px; }
.vm-cierre { display: flex; flex-direction: column; justify-content: space-between; gap: 10px; }
.vm-totalpagar { background: linear-gradient(180deg,#1c1206,#0e1620); border: 1px solid #4a3316; border-radius: 12px; padding: 12px 16px; text-align: right; }
.vm-totalpagar .vm-lb { color: var(--text-muted); font-size: 12px; }
.vm-totalpagar .vm-vl { font-size: 32px; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }
.vm-emitir { background: var(--accent); color: #2a1402; border: none; border-radius: 12px; padding: 14px; font-size: 16px; font-weight: 800; cursor: pointer; width: 100%; }
.vm-emitir:hover { filter: brightness(1.06); }
.vm-mas { margin: 4px 16px 8px; }
.vm-mas > summary { cursor: pointer; color: var(--text-muted); font-size: 12.5px; padding: 8px 0; list-style: none; }
.vm-mas > summary::-webkit-details-marker { display: none; }
.vm-mas > summary::before { content: "▸ "; color: var(--accent); }
.vm-mas[open] > summary::before { content: "▾ "; }
.vm-mas-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; padding: 6px 0 10px; }
@media (max-width: 900px) {
  .vm-top, .vm-pie, .vm-mas-grid { grid-template-columns: 1fr; }
}