/* Inmunomédica Lab — sistema de diseño
 * Paleta del brand kit + Montserrat (titulares) + Lato (cuerpo)
 */
:root {
  --platino:        #E6E8EB;
  --plata-brillante:#C8CDD3;
  --plata-cepillada:#A8AEB6;
  --gris-claro:     #DADDE1;
  --grafito:        #33383F;
  --teal-suave:     #7FB7B3;
  --teal-deep:      #4F8783;

  --bg:             var(--platino);
  --card:           #FFFFFF;
  --rule:           var(--gris-claro);
  --rule-soft:      #EEF0F2;
  --ink:            var(--grafito);
  --ink-muted:      #5C636C;
  --ink-subtle:     var(--plata-cepillada);

  --shadow-sm: 0 1px 2px rgba(51,56,63,.05), 0 1px 4px rgba(51,56,63,.04);
  --shadow-md: 0 4px 14px rgba(51,56,63,.08);
  --shadow-lg: 0 12px 40px rgba(51,56,63,.10);

  --error-bg:    #FEE2E2;
  --error-text:  #991B1B;
  --error-border:#DC2626;
  --success-bg:  rgba(127,183,179,.18);
  --success-text:#2A5350;
}

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

body {
  font-family: 'Lato', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.5;
}

h1, h2, h3, .display, .montserrat {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  letter-spacing: 0.01em;
  color: var(--ink);
}

a { color: var(--teal-deep); text-decoration: none; transition: color .2s; }
a:hover { color: var(--teal-suave); }

/* ─── Brand logo (imagen oficial Inmunomédica plata premium) ─── */
.brand-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.brand-logo img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 360px;
}
.brand-logo-sm {
  text-decoration: none;
}
.brand-logo-sm img {
  max-width: 220px;
  height: 42px;
  width: auto;
}

/* ─── Login page ─── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, var(--gris-claro) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 50% 100%, var(--plata-brillante) 0%, transparent 50%),
    var(--platino);
  background-attachment: fixed;
}

.login-card {
  background: var(--card);
  border-radius: 18px;
  padding: 3rem 2.6rem 2.5rem;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 440px;
  border-top: 3px solid var(--teal-suave);
  position: relative;
}

.login-card .brand-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}
.login-card .brand-logo img {
  max-width: 340px;
}

.login-card h1 {
  font-size: 1.4rem;
  font-weight: 300;
  text-align: center;
  margin-bottom: 0.5rem;
  color: var(--ink);
}
.login-card .lede {
  font-size: 0.85rem;
  color: var(--ink-subtle);
  text-align: center;
  margin-bottom: 1.8rem;
}

/* ─── Forms ─── */
form .field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}

form label {
  font-family: 'Lato', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-subtle);
}

form input {
  font-family: 'Lato', sans-serif;
  font-size: 1rem;
  padding: 0.75rem 0.95rem;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: var(--platino);
  color: var(--ink);
  transition: border-color .2s, background .2s, box-shadow .2s;
}

form input:focus {
  outline: none;
  border-color: var(--teal-suave);
  background: white;
  box-shadow: 0 0 0 3px rgba(127, 183, 179, 0.18);
}

.btn {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.9rem 1.4rem;
  background: var(--grafito);
  color: white;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background .25s, transform .15s;
  text-decoration: none;
}
.btn:hover { background: var(--teal-deep); transform: translateY(-1px); color: white; }
.btn-block { width: 100%; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--rule);
}
.btn-ghost:hover { background: var(--platino); color: var(--ink); border-color: var(--teal-suave); }

/* Botones de icono (acciones compactas: editar / duplicar / eliminar) */
.icon-actions { display: inline-flex; gap: 0.4rem; align-items: center; }
.icon-actions form { display: inline; margin: 0; }
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: 9px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, transform .12s;
}
.icon-btn svg { width: 17px; height: 17px; display: block; }
.icon-btn:hover { background: var(--platino); border-color: var(--teal-suave); transform: translateY(-1px); }
.icon-btn-edit:hover { color: var(--teal-deep); }
.icon-btn-copy:hover { color: var(--teal-deep); }
.icon-btn-danger:hover { background: #FEE2E2; border-color: #FCA5A5; color: #991B1B; }

/* Flashes */
.flash {
  padding: 0.75rem 1rem;
  margin-bottom: 1.2rem;
  font-size: 0.88rem;
  border-radius: 8px;
  border-left: 3px solid;
}
.flash-error   { background: var(--error-bg);   color: var(--error-text);   border-left-color: var(--error-border); }
.flash-success { background: var(--success-bg); color: var(--success-text); border-left-color: var(--teal-suave); }

.footer-note {
  text-align: center;
  font-size: 0.72rem;
  color: var(--ink-subtle);
  margin-top: 2rem;
  letter-spacing: 0.04em;
}

/* ─── App layout ─── */
.app-header {
  background: var(--card);
  border-bottom: 1px solid var(--rule);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.app-header .brand-logo img { height: 38px; max-width: 200px; }

.session-info {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--ink-muted);
}
.session-info .user-name { color: var(--ink); font-weight: 600; }
.session-info .user-link {
  color: var(--ink);
  padding: 0.45rem 1rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 0.82rem;
  transition: border-color .2s, background .2s;
}
.session-info .user-link:hover {
  border-color: var(--teal-suave);
  background: rgba(127,183,179,.08);
}

.session-info a {
  color: var(--ink-muted);
  padding: 0.45rem 1rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  transition: border-color .2s, color .2s, background .2s;
}
.session-info a:hover {
  border-color: var(--teal-suave);
  color: var(--teal-deep);
  background: rgba(127,183,179,.08);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem 4rem;
}
/* Variante para listados con tabla ancha: usa todo el ancho disponible */
.container.container-wide {
  max-width: min(1600px, calc(100vw - 2rem));
}
@media (min-width: 1280px) {
  .container.container-wide { padding: 2.5rem 2.5rem 4rem; }
}

.welcome { margin-bottom: 2.4rem; }
.welcome .eyebrow {
  font-family: 'Lato', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--plata-cepillada);
  margin-bottom: 0.4rem;
}
.welcome h1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.005em;
  color: var(--ink);
  line-height: 1.1;
}
.welcome h1 .accent { color: var(--teal-deep); font-weight: 400; }
.welcome .subtitle {
  color: var(--ink-muted);
  font-size: 0.95rem;
  margin-top: 0.5rem;
  max-width: 580px;
}

/* Cards */
.card {
  background: var(--card);
  border-radius: 14px;
  padding: 1.6rem 1.7rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.4rem;
  border: 1px solid var(--rule-soft);
}
.card .card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1.1rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.card .card-head h2 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 400;
  font-size: 1.1rem;
  letter-spacing: 0.005em;
  color: var(--ink);
}
.card .card-head .meta {
  font-size: 0.78rem;
  color: var(--ink-subtle);
}

.kv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem 1.5rem;
}
.kv-grid .kv-row { display: flex; flex-direction: column; gap: 4px; }
.kv-grid .kv-row .k {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-subtle);
  font-weight: 600;
}
.kv-grid .kv-row .v {
  font-family: 'Lato', sans-serif;
  font-size: 0.95rem;
  color: var(--ink);
  font-weight: 400;
}

/* Tables */
table { width: 100%; border-collapse: collapse; }
table th, table td {
  padding: 0.75rem 0.95rem;
  text-align: left;
  border-bottom: 1px solid var(--rule-soft);
}
table th {
  font-family: 'Lato', sans-serif;
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-subtle);
  font-weight: 700;
  background: var(--platino);
}
table td {
  font-size: 0.92rem;
  color: var(--ink);
}
table tr:last-child td { border-bottom: none; }
table tr:hover td { background: rgba(230, 232, 235, 0.4); }

/* Badges */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: 'Lato', sans-serif;
}
.badge-rol-gerencia      { background: rgba(127,183,179,.22); color: var(--teal-deep); }
.badge-rol-administrador { background: rgba(168,174,182,.30); color: var(--grafito); }
.badge-rol-bacteriologo  { background: rgba(168,174,182,.20); color: #50565F; }
.badge-rol-secretaria,
.badge-rol-auxiliar_asistencial,
.badge-rol-coordinador_multisede,
.badge-rol-auditor_calidad { background: rgba(168,174,182,.20); color: #50565F; }

/* Empty state */
.empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--ink-subtle);
  font-style: italic;
  font-size: 0.92rem;
}

/* ─── Nav header ─── */
.app-nav {
  display: flex;
  gap: 0.3rem;
  flex: 1;
  justify-content: center;
}
.app-nav .nav-item {
  padding: 0.45rem 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-muted);
  border-radius: 8px;
  transition: background .2s, color .2s;
  font-family: 'Lato', sans-serif;
}
.app-nav .nav-item:hover {
  background: var(--platino);
  color: var(--ink);
}
.app-nav .nav-item.active {
  background: rgba(127,183,179,.16);
  color: var(--teal-deep);
}
.nav-badge {
  display: inline-block;
  background: #FEF3C7;
  color: #92400E;
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  margin-left: 4px;
  vertical-align: middle;
  line-height: 1.3;
}

/* ─── Toggle mostrar/ocultar contraseña ─── */
.pwd-wrap {
  position: relative;
  display: block;
}
.pwd-wrap input[type="password"],
.pwd-wrap input[type="text"] {
  padding-right: 2.6rem;
  width: 100%;
}
.pwd-toggle {
  position: absolute;
  top: 50%;
  right: 0.5rem;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  padding: 0.35rem 0.45rem;
  border-radius: 6px;
  cursor: pointer;
  color: var(--ink-subtle);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color .15s, background .15s;
  line-height: 0;
}
.pwd-toggle:hover {
  color: var(--teal-deep);
  background: rgba(127, 183, 179, 0.10);
}
.pwd-toggle:focus-visible {
  outline: 2px solid var(--teal-suave);
  outline-offset: 1px;
  color: var(--teal-deep);
}
.pwd-toggle svg {
  width: 18px;
  height: 18px;
  display: block;
}
/* Cuando está visible (input tipo text), oculta icono de "ojo" y muestra "ojo-tachado" */
.pwd-toggle .icon-eye-off { display: none; }
.pwd-toggle[aria-pressed="true"] .icon-eye { display: none; }
.pwd-toggle[aria-pressed="true"] .icon-eye-off { display: block; }

/* ─── KPI grid (dashboard) ─── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.6rem;
}
.kpi-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.4rem 1.5rem;
  background: var(--card);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule-soft);
  text-decoration: none;
  color: var(--ink);
  border-left: 4px solid var(--rule);
  transition: transform .15s, box-shadow .15s, border-left-color .15s;
}
.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--ink);
}
.kpi-card .kpi-label {
  font-family: 'Lato', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--ink-subtle);
}
.kpi-card .kpi-value {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.4rem;
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1;
}
.kpi-card .kpi-foot {
  font-size: 0.8rem;
  color: var(--ink-muted);
}

.kpi-card.kpi-ok       { border-left-color: var(--teal-suave); }
.kpi-card.kpi-info     { border-left-color: var(--plata-cepillada); }
.kpi-card.kpi-warn     { border-left-color: #F59E0B; }
.kpi-card.kpi-urgente  { border-left-color: #DC2626; }
.kpi-card.kpi-urgente .kpi-value { color: #991B1B; }

/* ─── Buckets de vencimientos ─── */
.venc-buckets {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.venc-bucket {
  padding: 1rem 1.2rem;
  background: var(--platino);
  border-radius: 10px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid var(--rule);
  text-decoration: none;
  cursor: pointer;
  transition: transform .15s, box-shadow .2s, filter .2s;
}
a.venc-bucket:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(15, 23, 42, .12);
  filter: brightness(0.98);
}
.venc-bucket strong {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 2rem;
  color: var(--ink);
}
.venc-bucket span {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-subtle);
  font-weight: 600;
}
.venc-bucket.b-rojo     { background: #FEE2E2; border-color: #DC2626; }
.venc-bucket.b-rojo strong     { color: #991B1B; }
.venc-bucket.b-naranja  { background: #FED7AA; border-color: #EA580C; }
.venc-bucket.b-naranja strong  { color: #9A3412; }
.venc-bucket.b-amarillo { background: #FEF3C7; border-color: #F59E0B; }
.venc-bucket.b-amarillo strong { color: #92400E; }
.venc-bucket.b-azul     { background: rgba(59,130,246,.12); border-color: #60A5FA; }
.venc-bucket.b-azul strong     { color: #1E40AF; }

@media (max-width: 700px) {
  .venc-buckets { grid-template-columns: repeat(2, 1fr); }
}

/* Dropdown en navbar */
.nav-dropdown {
  position: relative;
  display: inline-block;
}
.nav-dropdown.active .nav-dropdown-trigger {
  background: rgba(127,183,179,.16);
  color: var(--teal-deep);
}
.nav-dropdown-trigger {
  background: none;
  border: none;
  font-family: 'Lato', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
}
.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  padding: 0.4rem 0;
  margin-top: 0.3rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .15s, transform .15s, visibility .15s;
  z-index: 50;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  padding: 0.55rem 1rem;
  font-family: 'Lato', sans-serif;
  font-size: 0.88rem;
  color: var(--ink);
  transition: background .15s, color .15s;
}
.nav-dropdown-menu a:hover {
  background: var(--platino);
  color: var(--teal-deep);
}

/* ─── Welcome compact ─── */
.welcome.compact { margin-bottom: 1.6rem; }
.welcome.compact h1 { font-size: clamp(1.5rem, 3.5vw, 2rem); }

.title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.title-row .title-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.count-pill {
  display: inline-block;
  font-family: 'Lato', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 3px 10px;
  background: var(--platino);
  color: var(--ink-muted);
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 0.5rem;
  letter-spacing: 0.04em;
}

.back-link {
  font-family: 'Lato', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-deep);
}

.link-action {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--teal-deep);
}

/* ─── Filters ─── */
.filters {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  align-items: flex-end;
}
.filters .field { margin-bottom: 0; flex: 0 0 160px; }
.filters .field-grow { flex: 1 1 220px; min-width: 200px; }
.filters .field-actions { flex: 0 0 auto; display: flex; gap: 0.5rem; align-items: center; }
.filters select, .filters input { padding: 0.6rem 0.8rem; font-size: 0.92rem; }
.btn-text {
  background: none;
  border: none;
  color: var(--teal-deep);
  font-size: 0.82rem;
  cursor: pointer;
  padding: 0.5rem 0.5rem;
  font-family: 'Lato', sans-serif;
}
.btn-text:hover { color: var(--teal-suave); text-decoration: underline; }

/* ─── Tables ─── */
/* overflow-x:auto en vez de hidden: las tablas anchas se desplazan dentro
   de la tarjeta en celular/tablet en vez de cortarse. */
.card-flush {
  padding: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.data-table { width: 100%; }
.data-table th { padding: 0.85rem 1rem; }
.data-table td { padding: 0.8rem 1rem; font-size: 0.9rem; }
.data-table tr.clickable { cursor: pointer; }
.data-table tr.clickable:hover td { background: rgba(230, 232, 235, 0.55); }
.row-sub {
  display: block;
  font-size: 0.74rem;
  color: var(--ink-subtle);
  margin-top: 2px;
}
.reg-icons {
  display: flex;
  gap: 4px;
}
.reg-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(127,183,179,.20);
  color: var(--teal-deep);
  font-size: 0.7rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Lato', sans-serif;
}

/* ─── Badges adicionales (criticidad, estado, temp) ─── */
.badge-crit-alta   { background: #FEE2E2; color: #991B1B; }
.badge-crit-media  { background: #FEF3C7; color: #92400E; }
.badge-crit-baja   { background: rgba(168,174,182,.20); color: var(--grafito); }

.badge-estado-activo       { background: rgba(127,183,179,.24); color: var(--teal-deep); }
.badge-estado-inactivo     { background: rgba(168,174,182,.30); color: #50565F; }
.badge-estado-descontinuado{ background: #FEE2E2; color: #991B1B; }
.badge-estado-en_cambio    { background: #FEF3C7; color: #92400E; }

.badge-estado-prov-activo        { background: rgba(127,183,179,.24); color: var(--teal-deep); }
.badge-estado-prov-inactivo      { background: rgba(168,174,182,.30); color: #50565F; }
.badge-estado-prov-en_evaluacion { background: #FEF3C7; color: #92400E; }
.badge-estado-prov-suspendido    { background: #FEE2E2; color: #991B1B; }

.badge-temp-ambiente      { background: rgba(168,174,182,.20); color: var(--grafito); }
.badge-temp-refrigerado   { background: rgba(96,165,250,.22); color: #1E3A8A; }
.badge-temp-congelado     { background: rgba(59,130,246,.28); color: #1E40AF; }
.badge-temp-ultracongelado{ background: rgba(30,58,138,.30); color: white; }

/* ─── Pagination ─── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.2rem;
  margin-top: 1.4rem;
  padding: 1rem;
}
.pagination .page-link {
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink);
}
.pagination .page-link:hover { border-color: var(--teal-suave); color: var(--teal-deep); }
.pagination .page-info {
  font-size: 0.85rem;
  color: var(--ink-muted);
}

/* ─── Product form ─── */
.product-form .card { margin-bottom: 1.2rem; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem 1.4rem;
}
.form-grid .field { margin-bottom: 0; }
.form-grid .field-span-2 { grid-column: span 2; }
.form-grid .field-span-3 { grid-column: span 3; }
.form-grid .field-check { align-self: flex-end; padding-bottom: 0.7rem; }
.req { color: var(--error-border); font-weight: 700; }
.hint {
  font-size: 0.74rem;
  color: var(--ink-subtle);
  margin-top: 4px;
  font-style: italic;
}

form select, form textarea {
  font-family: 'Lato', sans-serif;
  font-size: 1rem;
  padding: 0.75rem 0.95rem;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: var(--platino);
  color: var(--ink);
  transition: border-color .2s, background .2s, box-shadow .2s;
  width: 100%;
}
form select:focus, form textarea:focus {
  outline: none;
  border-color: var(--teal-suave);
  background: white;
  box-shadow: 0 0 0 3px rgba(127, 183, 179, 0.18);
}
form input[readonly] {
  background: var(--rule-soft);
  cursor: not-allowed;
}

.check-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.2rem;
}
label.check {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Lato', sans-serif;
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: normal;
  text-transform: none;
  cursor: pointer;
}
label.check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--teal-deep);
  cursor: pointer;
}

.form-actions {
  display: flex;
  gap: 0.7rem;
  justify-content: flex-end;
  margin-top: 1.4rem;
  padding: 1.2rem 0;
}
.btn-danger {
  background: #DC2626;
  color: white;
}
.btn-danger:hover { background: #991B1B; }

/* CSV headers preview */
.csv-headers {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.csv-headers code {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 0.78rem;
  background: var(--platino);
  padding: 4px 8px;
  border-radius: 6px;
  color: var(--ink);
}
.csv-headers code.required {
  background: rgba(127,183,179,.22);
  color: var(--teal-deep);
  font-weight: 700;
}

.muted-dash { color: var(--ink-subtle); font-style: italic; font-size: 0.85rem; }
.hidden { display: none !important; }

.sugerencia {
  background: rgba(127,183,179,.16);
  color: var(--teal-deep);
  padding: 0.7rem 1rem;
  border-radius: 8px;
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.sugerencia .sug-val {
  font-weight: 700;
  font-size: 1.05rem;
}
.sugerencia-err {
  background: var(--error-bg);
  color: var(--error-text);
  padding: 0.7rem 1rem;
  border-radius: 8px;
  font-size: 0.88rem;
}

.card-compact {
  padding: 1rem 1.4rem;
  font-size: 0.85rem;
  color: var(--ink-muted);
}
.kv-grid .kv-row.kv-wide {
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  .form-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid .field-span-2, .form-grid .field-span-3 { grid-column: span 2; }
}
@media (max-width: 640px) {
  .app-header { padding: 0.85rem 1rem; flex-direction: column; align-items: stretch; }
  .app-nav { justify-content: flex-start; }
  .container { padding: 1.5rem 1rem 3rem; }
  .session-info { font-size: 0.78rem; gap: 0.5rem; }
  .login-card { padding: 2.4rem 1.6rem 2rem; }
  .app-header .brand-logo img { height: 32px; max-width: 160px; }
  .login-card .brand-logo img { max-width: 280px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .field-span-2, .form-grid .field-span-3 { grid-column: span 1; }
  .filters { flex-direction: column; align-items: stretch; }
  .filters .field { flex: 1 1 auto; }
}

/* ─── Responsive: celular y tablet (que nada se corte) ─── */

/* Reglas generales seguras (sin romper desktop) */
/* OJO: nada de overflow en .app-nav — recortaría el menú desplegable de
   Configuración (posicionado absoluto). En su lugar, los ítems hacen wrap. */
.app-nav { flex-wrap: wrap; }
.app-nav .nav-item { white-space: nowrap; }
.title-row, .title-actions, .form-actions, .filters { flex-wrap: wrap; }
img, video, table, pre { max-width: 100%; }
.data-table code { white-space: nowrap; }

/* ─── Tabla de items en órdenes de compra ─── */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0;
}
.oc-items .table-scroll { padding: 0; }
.table-items { min-width: 720px; }
.table-items th.num,
.table-items td.num {
  text-align: right;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.table-items th { font-size: 0.78rem; color: var(--ink-subtle); }
.table-items td { vertical-align: middle; }
.table-items td.lote { font-size: 0.82rem; max-width: 160px; }
.table-items .acciones {
  text-align: right;
  white-space: nowrap;
  padding-right: 1.1rem;
}
.table-items .ok { color: var(--teal-deep); font-weight: 600; }
.table-items .parcial { color: #92400E; font-weight: 600; }
.table-items tr.totales td { background: var(--platino); padding-top: 0.7rem; padding-bottom: 0.7rem; }
.table-items tr.totales.total-final td { font-size: 1.02rem; border-top: 2px solid rgba(0,0,0,0.06); }
.cell-input {
  width: 100%;
  max-width: 110px;
  padding: 0.32rem 0.5rem;
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: 6px;
  background: #fff;
}
.cell-input.num { text-align: right; }
.cell-input:focus {
  outline: none;
  border-color: var(--teal-deep);
  box-shadow: 0 0 0 3px rgba(127,183,179,0.18);
}
.btn-icon {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0.32rem 0.5rem;
  cursor: pointer;
  font-size: 0.95rem;
  line-height: 1;
  color: var(--ink-deep);
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn-icon:hover { background: rgba(127,183,179,0.16); border-color: rgba(127,183,179,0.3); }
.btn-icon.danger:hover { background: #FEE2E2; border-color: #FCA5A5; }

/* ─── Tabla de productos (listado) ─── */
.table-productos {
  min-width: 1100px;     /* fuerza scroll cuando no cabe en lugar de aplastar */
}
.table-productos th,
.table-productos td {
  white-space: nowrap;   /* nombres largos no rompen línea — usar row-sub si quieres detalle */
}
.table-productos td:nth-child(2) {
  white-space: normal;   /* la columna 'Nombre' sí puede envolver */
  min-width: 220px;
}
.table-productos .col-acciones,
.table-productos td.icon-actions {
  text-align: right;
  white-space: nowrap;
  padding-right: 1.2rem;
  min-width: 140px;
}

/* ─── Tabla de destrucciones ─── */
.table-destrucciones { min-width: 980px; }
.table-destrucciones th { font-size: 0.78rem; color: var(--ink-subtle); }
.table-destrucciones .col-acciones { white-space: nowrap; min-width: 220px; padding-right: 1.2rem; }
.table-destrucciones .col-acciones .btn-icon { margin-left: 0.3rem; }

/* ─── Pestañas (tabs) ─── */
.tabs { display: flex; gap: 0.4rem; border-bottom: 1px solid rgba(0,0,0,0.08); }
.tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1rem;
  font-size: 0.9rem;
  color: var(--ink-subtle);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
}
.tab:hover { color: var(--ink-deep); }
.tab.active { color: var(--teal-deep); border-bottom-color: var(--teal-deep); font-weight: 600; }
.tab .count {
  background: rgba(127,183,179,0.16);
  color: var(--teal-deep);
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ─── Modal ─── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(20, 24, 28, 0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  padding: 1rem;
}
.modal {
  background: #fff;
  border-radius: 12px;
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 50px rgba(0,0,0,0.18);
  display: flex;
  flex-direction: column;
}
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 1.4rem 0.6rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.modal-head h3 { margin: 0; font-family: 'Montserrat', sans-serif; font-weight: 500; font-size: 1.15rem; }
.modal-close {
  background: transparent; border: none; cursor: pointer;
  font-size: 1.6rem; color: var(--ink-subtle); line-height: 1;
  padding: 0 0.3rem; border-radius: 6px;
}
.modal-close:hover { background: rgba(0,0,0,0.05); color: var(--ink-deep); }
.modal-body { padding: 1.2rem 1.4rem; }
.modal-body .field { margin-bottom: 1rem; }
.modal-actions {
  display: flex; gap: 0.6rem; justify-content: flex-end;
  padding: 0.8rem 1.4rem 1.2rem;
  border-top: 1px solid rgba(0,0,0,0.06);
}

/* Radio-card (selector visual de opciones) */
.radio-card {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(0,0,0,0.10);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.radio-card:hover { border-color: rgba(127,183,179,0.5); background: rgba(127,183,179,0.04); }
.radio-card input[type="radio"] { margin-top: 0.25rem; }
.radio-card input[type="radio"]:checked ~ div strong { color: var(--teal-deep); }
.radio-card:has(input:checked) {
  border-color: var(--teal-deep);
  background: rgba(127,183,179,0.06);
}
.radio-card.radio-danger { border-color: rgba(220,38,38,0.3); background: rgba(254,226,226,0.4); }
.radio-card.radio-danger:hover { border-color: rgba(220,38,38,0.6); background: rgba(254,226,226,0.6); }
.radio-card.radio-danger:has(input:checked) {
  border-color: #991B1B;
  background: rgba(254,226,226,0.8);
}

/* Banner de pendientes de aprobación (productos en_cambio) */
.banner-pendientes {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  padding: 1rem 1.3rem;
  margin-bottom: 1rem;
  background: #FED7AA;
  color: #9A3412;
  border-left: 4px solid #EA580C;
  border-radius: 10px;
  flex-wrap: wrap;
}
.banner-pendientes strong { font-size: 1.02rem; }
.banner-pendientes .hint { color: #9A3412; opacity: 0.85; font-size: .85rem; }
.banner-pendientes .btn {
  background: #EA580C;
  color: #fff;
  border: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.banner-pendientes .btn:hover { background: #C2410C; }

/* Tablet (≤1024px): menos padding lateral y header más compacto */
@media (max-width: 1024px) {
  .container { padding: 2rem 1.25rem 3rem; }
  .app-header { padding: 0.9rem 1.25rem; }
  .app-nav { justify-content: flex-start; }
  .welcome { margin-bottom: 1.8rem; }
}

/* Móvil/Tablet angosto (≤760px): tablas legibles con scroll horizontal */
@media (max-width: 760px) {
  .card-flush .data-table { min-width: 640px; }   /* fuerza scroll, no aplasta */
  .data-table th, .data-table td { padding: 0.6rem 0.7rem; font-size: 0.84rem; }
  .card { padding: 1.2rem 1.1rem; }
  .title-row { gap: 0.6rem; }
  .title-actions .btn, .form-actions .btn { flex: 1 1 auto; text-align: center; }
  .kpi-grid { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
}

/* Móvil (≤640px): el menú no se encima y se desplaza con el dedo */
@media (max-width: 640px) {
  .app-header { gap: 0.6rem; }
  .app-nav {
    flex: 1 1 100%;
    flex-wrap: wrap;
    gap: 0.3rem;
  }
  .app-nav .nav-item { padding: 0.45rem 0.7rem; font-size: 0.85rem; }
  .session-info { flex-wrap: wrap; justify-content: flex-start; }
  .nav-dropdown-menu { position: static; box-shadow: none; }
  .venc-buckets { grid-template-columns: repeat(2, 1fr); }
  .welcome h1 { font-size: clamp(1.5rem, 6vw, 2rem); }
}

/* Móvil chico (≤420px) */
@media (max-width: 420px) {
  .container { padding: 1.2rem 0.8rem 2.5rem; }
  .card-flush .data-table { min-width: 560px; }
  .kpi-grid { grid-template-columns: 1fr; }
  .venc-buckets { grid-template-columns: 1fr 1fr; }
}

/* ════════════════════════════════════════════════════════════════════════
   MODERNIZACIÓN UI (conserva la paleta del brand)
   ════════════════════════════════════════════════════════════════════════ */
:root {
  --radius:    14px;
  --radius-sm: 10px;
  --radius-lg: 20px;
  --teal-grad: linear-gradient(135deg, #5C9A95 0%, #4F8783 100%);
  --ring: 0 0 0 3px rgba(127,183,179,.35);
}

body {
  background:
    radial-gradient(1100px 600px at 100% -10%, rgba(127,183,179,.10), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(51,56,63,.05), transparent 55%),
    var(--bg);
  background-attachment: fixed;
}

/* Encabezado app: más aire y borde sutil con leve glass */
.app-header {
  backdrop-filter: saturate(1.1);
  border-bottom: 1px solid var(--rule-soft);
  box-shadow: 0 1px 0 rgba(255,255,255,.6), var(--shadow-sm);
}

/* Títulos de sección con barrita de acento */
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.card-head h2 {
  position: relative;
  padding-left: 0.85rem;
  font-size: 1.18rem;
}
.card-head h2::before {
  content: "";
  position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 4px; height: 1.05em; border-radius: 4px;
  background: var(--teal-grad);
}

/* Cards más modernas */
.card {
  border-radius: var(--radius);
  border: 1px solid var(--rule-soft);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s ease;
}
.card:hover { box-shadow: var(--shadow-md); }

/* ─── KPI cards con icono ─── */
.kpi-card {
  position: relative;
  flex-direction: row;
  align-items: center;
  gap: 1rem;
  padding: 1.35rem 1.4rem;
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .18s ease, box-shadow .25s ease;
}
.kpi-card::after {                     /* franja de acento superior */
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: var(--teal-grad); opacity: .9;
}
.kpi-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.kpi-card .kpi-icon {
  flex: 0 0 auto;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(127,183,179,.16);
  color: var(--teal-deep);
}
.kpi-card .kpi-icon svg { width: 22px; height: 22px; }
.kpi-card .kpi-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.kpi-card .kpi-label {
  font-size: 0.72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-subtle); font-weight: 700;
}
.kpi-card .kpi-value {
  font-family: 'Montserrat', sans-serif; font-weight: 300;
  font-size: 2rem; line-height: 1.05; color: var(--ink);
}
.kpi-card .kpi-foot { font-size: 0.78rem; color: var(--ink-muted); }
.kpi-card.kpi-urgente::after { background: linear-gradient(135deg,#EF4444,#DC2626); }
.kpi-card.kpi-urgente .kpi-icon { background: #FEE2E2; color: #B91C1C; }
.kpi-card.kpi-urgente .kpi-value { color: #B91C1C; }
.kpi-card.kpi-warn::after { background: linear-gradient(135deg,#F59E0B,#D97706); }
.kpi-card.kpi-warn .kpi-icon { background: #FEF3C7; color: #B45309; }
.kpi-card.kpi-info::after { background: linear-gradient(135deg,#60A5FA,#3B82F6); }
.kpi-card.kpi-info .kpi-icon { background: rgba(59,130,246,.14); color: #2563EB; }

/* Botones modernos */
.btn {
  border-radius: 999px;
  letter-spacing: .04em;
  text-transform: none;
  font-size: 0.9rem;
  padding: 0.7rem 1.3rem;
  background: var(--teal-grad);
  box-shadow: 0 6px 16px rgba(79,135,131,.22);
}
.btn:hover { background: var(--teal-grad); filter: brightness(1.05); box-shadow: 0 8px 20px rgba(79,135,131,.30); }
.btn:active { transform: translateY(1px); }
.btn-ghost {
  background: var(--card); color: var(--ink);
  border: 1px solid var(--rule); box-shadow: var(--shadow-sm);
}
.btn-ghost:hover { background: var(--platino); filter: none; color: var(--ink); }
.btn-danger { background: linear-gradient(135deg,#EF4444,#DC2626); box-shadow: 0 6px 16px rgba(220,38,38,.22); }
.btn:focus-visible, .btn-text:focus-visible, .icon-btn:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: none; box-shadow: var(--ring); }

/* Inputs modernos */
input[type=text], input[type=number], input[type=date], input[type=email],
input[type=password], select, textarea {
  border-radius: var(--radius-sm);
  border: 1px solid var(--rule);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--teal-suave); }

/* Tablas modernas */
.data-table thead th {
  background: linear-gradient(180deg, rgba(127,183,179,.12), rgba(127,183,179,.06));
  color: var(--ink);
  font-family: 'Lato', sans-serif; font-weight: 700;
  font-size: 0.74rem; letter-spacing: .06em; text-transform: uppercase;
  border-bottom: 1px solid var(--rule);
  position: sticky; top: 0;
}
.data-table tbody tr { transition: background .15s; }
.data-table tbody tr:nth-child(even) td { background: rgba(230,232,235,.28); }
.data-table tr.clickable:hover td { background: rgba(127,183,179,.14); }

/* Badges más suaves */
.badge { border-radius: 999px; font-weight: 600; letter-spacing: .02em; }

/* Buckets de vencimiento modernos */
.venc-bucket { border-radius: var(--radius); transition: transform .15s, box-shadow .2s; }
a.venc-bucket:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

/* Contenedor de gráficos */
.chart-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.4rem;
  align-items: center;
}
.chart-box { position: relative; height: 240px; }
.chart-center {
  position: absolute; inset: 0; display: grid; place-items: center;
  pointer-events: none; text-align: center;
}
.chart-center b {
  display: block; font-family: 'Montserrat', sans-serif; font-weight: 300;
  font-size: 2rem; color: var(--ink); line-height: 1;
}
.chart-center span {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink-subtle); font-weight: 700;
}
@media (max-width: 760px) {
  .chart-grid { grid-template-columns: 1fr; }
  .chart-box { height: 260px; }
}

/* Nav con icono */
.app-nav .nav-item { display: inline-flex; align-items: center; gap: .4rem; }
.app-nav .nav-item svg { width: 16px; height: 16px; opacity: .85; }
.app-nav .nav-item.active svg { opacity: 1; }