/* ============================================================
   ARKLOS FACTURACIÓN — CSS completo
   ============================================================ */

:root {
  --negro:      #1a1a1a;
  --blanco:     #ffffff;
  --gris-claro: #f5f5f3;
  --gris-medio: #e8e8e5;
  --gris-texto: #6b7280;
  --amarillo:   #D4A017;
  --verde:      #16a34a;
  --rojo:       #dc2626;
  --azul:       #2563eb;
  --naranja:    #ea580c;
  --radio:      8px;
  --radio-lg:   12px;
  --sombra:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--gris-claro);
  color: var(--negro);
  font-size: 14px;
  line-height: 1.5;
}

/* ── Layout ─────────────────────────────────────────────── */
.fac-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────────────── */
.fac-sidebar {
  background: var(--negro);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.fac-sidebar-logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.fac-sidebar-logo img { height: 28px; filter: invert(1) brightness(2); }
.fac-sidebar-logo .subtitle {
  font-size: 10px;
  color: rgba(255,255,255,.4);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 4px;
}

.fac-sidebar-user {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.fac-sidebar-user-name { font-size: 13px; color: white; font-weight: 500; }
.fac-sidebar-user-role { font-size: 11px; color: rgba(255,255,255,.4); }

.fac-nav { padding: 8px 0; flex: 1; }
.fac-nav-title {
  font-size: 10px;
  font-weight: 600;
  color: rgba(255,255,255,.3);
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 10px 16px 4px;
}
.fac-nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 16px;
  color: rgba(255,255,255,.65);
  text-decoration: none;
  font-size: 13px;
  font-weight: 400;
  border-radius: 0;
  transition: background .12s, color .12s;
  position: relative;
}
.fac-nav-item:hover { background: rgba(255,255,255,.07); color: white; }
.fac-nav-item.activo { background: rgba(255,255,255,.12); color: white; font-weight: 500; }
.fac-nav-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.fac-nav-badge {
  margin-left: auto;
  background: var(--rojo);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

.fac-sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,.08);
}
.fac-logout {
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  color: rgba(255,255,255,.4);
  font-size: 12px;
  cursor: pointer;
  width: 100%;
  padding: 6px 0;
  transition: color .15s;
}
.fac-logout:hover { color: rgba(255,255,255,.7); }

/* ── Main content ────────────────────────────────────────── */
.fac-main { display: flex; flex-direction: column; min-height: 100vh; }

.fac-topbar {
  background: white;
  border-bottom: 1px solid var(--gris-medio);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}
.fac-topbar-title { font-size: 17px; font-weight: 600; }
.fac-topbar-sub { font-size: 12px; color: var(--gris-texto); margin-top: 1px; }
.fac-topbar-actions { display: flex; gap: 8px; align-items: center; }

.fac-content { padding: 24px 28px; flex: 1; }

/* ── Cards ───────────────────────────────────────────────── */
.fac-card {
  background: white;
  border: 1px solid var(--gris-medio);
  border-radius: var(--radio-lg);
  padding: 20px 24px;
  box-shadow: var(--sombra);
}
.fac-card-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--negro);
}

/* ── KPIs ────────────────────────────────────────────────── */
.fac-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.fac-kpi {
  background: white;
  border: 1px solid var(--gris-medio);
  border-radius: var(--radio-lg);
  padding: 16px 20px;
  box-shadow: var(--sombra);
}
.fac-kpi-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--gris-texto);
  margin-bottom: 6px;
}
.fac-kpi-value { font-size: 26px; font-weight: 700; }
.fac-kpi-sub { font-size: 12px; color: var(--gris-texto); margin-top: 3px; }
.fac-kpi.verde .fac-kpi-value { color: var(--verde); }
.fac-kpi.rojo  .fac-kpi-value { color: var(--rojo); }
.fac-kpi.azul  .fac-kpi-value { color: var(--azul); }
.fac-kpi.amarillo .fac-kpi-value { color: var(--amarillo); }

/* ── Tabla ───────────────────────────────────────────────── */
.fac-table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--gris-texto);
  padding: 10px 14px;
  border-bottom: 1px solid var(--gris-medio);
  text-align: left;
  white-space: nowrap;
  background: var(--gris-claro);
}
tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid #f0f0ee;
  font-size: 13px;
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: #fafaf8; }

/* ── Botones ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radio);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: opacity .15s, transform .1s;
  white-space: nowrap;
}
.btn:hover { opacity: .88; }
.btn:active { transform: scale(.98); }
.btn-primary   { background: var(--negro); color: white; }
.btn-secondary { background: var(--gris-claro); color: var(--negro); border: 1px solid var(--gris-medio); }
.btn-success   { background: #dcfce7; color: var(--verde); border: 1px solid #bbf7d0; }
.btn-danger    { background: #fee2e2; color: var(--rojo); border: 1px solid #fecaca; }
.btn-warning   { background: #fef3c7; color: #92400e; border: 1px solid #fde68a; }
.btn-amarillo  { background: var(--amarillo); color: white; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-lg { padding: 11px 22px; font-size: 15px; }
.btn-block { width: 100%; justify-content: center; }

/* ── Formularios ─────────────────────────────────────────── */
.fac-form-grid { display: grid; gap: 16px; }
.fac-form-grid-2 { grid-template-columns: 1fr 1fr; }
.fac-form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.fac-form-full   { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-label { font-size: 12px; font-weight: 600; color: var(--negro); }
.form-label .req { color: var(--rojo); margin-left: 2px; }
.form-control {
  border: 1px solid var(--gris-medio);
  border-radius: var(--radio);
  padding: 8px 12px;
  font-size: 13px;
  color: var(--negro);
  background: white;
  width: 100%;
  transition: border-color .15s;
  font-family: inherit;
}
.form-control:focus { outline: none; border-color: var(--negro); }
textarea.form-control { resize: vertical; min-height: 80px; }
.form-hint { font-size: 11px; color: var(--gris-texto); }

/* ── Badges ──────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.badge-borrador    { background: #f3f4f6; color: #374151; }
.badge-emitida     { background: #dbeafe; color: #1d4ed8; }
.badge-cobrada     { background: #dcfce7; color: #166534; }
.badge-anulada     { background: #fee2e2; color: #991b1b; }
.badge-rectificada { background: #fef3c7; color: #78350f; }
.badge-pendiente   { background: #fef9c3; color: #713f12; }
.badge-aceptada    { background: #dcfce7; color: #166534; }
.badge-rechazada   { background: #fee2e2; color: #991b1b; }
.badge-enviando    { background: #dbeafe; color: #1e40af; }
.badge-no_enviada  { background: #f3f4f6; color: #6b7280; }
.badge-aceptada_con_errores { background: #fef3c7; color: #92400e; }

/* ── Flash ───────────────────────────────────────────────── */
.flash {
  padding: 12px 16px;
  border-radius: var(--radio);
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 500;
}
.flash-exito  { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.flash-error  { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.flash-aviso  { background: #fef9c3; color: #713f12; border: 1px solid #fde047; }
.flash-info   { background: #dbeafe; color: #1d4ed8; border: 1px solid #bfdbfe; }

/* ── Login ───────────────────────────────────────────────── */
.fac-login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--negro);
}
.fac-login-box {
  background: white;
  border-radius: 16px;
  padding: 40px 36px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.fac-login-logo { text-align: center; margin-bottom: 24px; }
.fac-login-logo img { height: 36px; }
.fac-login-title {
  font-size: 20px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 4px;
}
.fac-login-sub {
  font-size: 13px;
  color: var(--gris-texto);
  text-align: center;
  margin-bottom: 24px;
}

/* ── Detalle factura ─────────────────────────────────────── */
.fac-detalle-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 20px;
  align-items: start;
}
.fac-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}
.fac-meta-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--gris-texto);
  margin-bottom: 3px;
}
.fac-meta-value { font-size: 14px; font-weight: 500; }

/* ── Conceptos (editor) ──────────────────────────────────── */
.conceptos-tabla { width: 100%; border-collapse: collapse; margin-bottom: 12px; }
.conceptos-tabla th {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: .04em; color: var(--gris-texto);
  padding: 6px 10px; border-bottom: 1px solid var(--gris-medio);
  background: var(--gris-claro); text-align: left;
}
.conceptos-tabla td {
  padding: 6px 6px; border-bottom: 1px solid #f0f0ee; vertical-align: middle;
}
.conceptos-tabla input, .conceptos-tabla textarea, .conceptos-tabla select {
  border: 1px solid var(--gris-medio); border-radius: 4px;
  padding: 5px 8px; font-size: 12px; width: 100%;
  font-family: inherit;
}
.conceptos-tabla input:focus, .conceptos-tabla textarea:focus {
  outline: none; border-color: var(--negro);
}

/* ── Estado AEAT ─────────────────────────────────────────── */
.aeat-status {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-radius: var(--radio);
  font-size: 13px; font-weight: 500;
}
.aeat-status.ok      { background: #dcfce7; color: #166534; }
.aeat-status.error   { background: #fee2e2; color: #991b1b; }
.aeat-status.pending { background: #fef9c3; color: #713f12; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .fac-layout { grid-template-columns: 1fr; }
  .fac-sidebar { display: none; }
  .fac-kpis { grid-template-columns: 1fr 1fr; }
  .fac-detalle-grid { grid-template-columns: 1fr; }
  .fac-form-grid-2, .fac-form-grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .fac-content { padding: 16px 14px; }
  .fac-kpis { grid-template-columns: 1fr; }
  .fac-topbar { flex-wrap: wrap; gap: 10px; padding: 12px 14px; }
  .fac-topbar-actions { flex-wrap: wrap; }
  .fac-main { min-width: 0; }
}


/* ── Buscador/autocomplete de clientes ───────────────────── */
.cliente-search-wrap { position: relative; }
.cliente-search-input { padding-right: 42px; }
.cliente-search-results {
  position: absolute; z-index: 50; left: 0; right: 0; top: calc(100% + 6px);
  background: #fff; border: 1px solid var(--gris-medio); border-radius: 10px;
  box-shadow: 0 12px 30px rgba(0,0,0,.12); max-height: 280px; overflow-y: auto; display: none;
}
.cliente-search-results.is-open { display: block; }
.cliente-search-item {
  width: 100%; background: transparent; border: 0; padding: 10px 12px; text-align: left;
  cursor: pointer; display: block; border-bottom: 1px solid #f2f2ef; font-family: inherit;
}
.cliente-search-item:last-child { border-bottom: 0; }
.cliente-search-item:hover, .cliente-search-item.is-active { background: var(--gris-claro); }
.cliente-search-name { font-size: 13px; font-weight: 700; color: var(--negro); display: block; }
.cliente-search-meta { font-size: 11px; color: var(--gris-texto); margin-top: 2px; display: block; }
.cliente-search-empty { padding: 12px; color: var(--gris-texto); font-size: 12px; }
.cliente-search-help { margin-top: 6px; color: var(--gris-texto); font-size: 12px; }
.cliente-search-selected { color: var(--negro); font-weight: 600; }


/* ── Buscador/autocomplete de clientes v2 ───────────────────── */
.cliente-search-wrap{position:relative;width:100%;}
.cliente-search-input{width:100%;box-sizing:border-box;height:38px;border:1px solid #1f2937;border-radius:8px;background:#fff;padding:8px 12px;font:inherit;}
.cliente-search-input:focus{outline:none;border-color:#111827;box-shadow:0 0 0 3px rgba(17,24,39,.08);}
.cliente-search-results{display:none;position:absolute;left:0;right:0;top:calc(100% + 8px);z-index:9999;background:#fff;border:1px solid #e5e7eb;border-radius:10px;box-shadow:0 14px 34px rgba(15,23,42,.15);max-height:300px;overflow-y:auto;padding:6px;}
.cliente-search-results.is-open{display:block;}
.cliente-search-item{display:block;width:100%;appearance:none;-webkit-appearance:none;border:0;background:#fff;border-radius:8px;padding:10px 12px;text-align:left;cursor:pointer;font:inherit;color:#111827;line-height:1.25;margin:0;}
.cliente-search-item:hover,.cliente-search-item.is-active{background:#f3f4f6;}
.cliente-search-name{display:block;font-size:13px;font-weight:700;color:#111827;}
.cliente-search-meta{display:block;margin-top:3px;font-size:12px;color:#6b7280;}
.cliente-search-empty{padding:12px;color:#6b7280;font-size:13px;}
.cliente-search-help{margin-top:8px;color:#6b7280;font-size:12px;}
.cliente-search-selected{color:#111827;font-weight:700;}