:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --panel-2: #f9fafb;
  --borde: #e3e6eb;
  --texto: #1c2430;
  --texto-2: #5b6472;
  --texto-3: #8a93a1;
  --primario: #1f3a5f;
  --primario-2: #2c5282;
  --primario-suave: #e8eef7;
  --acento: #b7791f;
  --ok: #2f855a;
  --ok-suave: #e6f4ec;
  --alerta: #c05621;
  --alerta-suave: #fdf0e6;
  --critico: #c53030;
  --critico-suave: #fdeaea;
  --info: #2b6cb0;
  --info-suave: #e9f1fb;
  --neutro-suave: #eef0f3;
  --radio: 10px;
  --sombra: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  --sombra-2: 0 10px 30px rgba(16, 24, 40, .16);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #12161c; --panel: #1a2029; --panel-2: #202733; --borde: #2c3441; --texto: #e6e9ee; --texto-2: #a9b1bd;
  --texto-3: #7d8694; --primario: #8fb3e6; --primario-2: #a9c5ee; --primario-suave: #1f2c3f; --acento: #e0a84a;
  --ok: #68d391; --ok-suave: #193326; --alerta: #f6ad55; --alerta-suave: #3a2a17; --critico: #fc8181;
  --critico-suave: #3b1d1f; --info: #90cdf4; --info-suave: #1a2c3f; --neutro-suave: #262d38; color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12161c; --panel: #1a2029; --panel-2: #202733; --borde: #2c3441; --texto: #e6e9ee; --texto-2: #a9b1bd;
    --texto-3: #7d8694; --primario: #8fb3e6; --primario-2: #a9c5ee; --primario-suave: #1f2c3f; --acento: #e0a84a;
    --ok: #68d391; --ok-suave: #193326; --alerta: #f6ad55; --alerta-suave: #3a2a17; --critico: #fc8181;
    --critico-suave: #3b1d1f; --info: #90cdf4; --info-suave: #1a2c3f; --neutro-suave: #262d38; color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 14px/1.5 "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--texto);
}
a { color: var(--primario-2); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0 0 .5rem; line-height: 1.25; }
h1 { font-size: 1.45rem; font-weight: 650; }
h2 { font-size: 1.1rem; font-weight: 650; }
h3 { font-size: .95rem; font-weight: 650; }
p { margin: 0 0 .6rem; }
small, .tenue { color: var(--texto-2); }
.muy-tenue { color: var(--texto-3); }
.mono { font-family: var(--mono); font-size: .9em; }
mark { background: #fde68a; color: inherit; border-radius: 2px; padding: 0 2px; }

/* ---------- layout ---------- */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.lateral {
  background: #13243b; color: #d6deea; padding: 18px 14px; position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column; gap: 4px;
}
.marca { display: flex; align-items: center; gap: 10px; padding: 4px 8px 18px; color: #fff; font-weight: 700; font-size: 1.1rem; }
.marca .logo { width: 30px; height: 30px; border-radius: 8px; background: linear-gradient(135deg, #b7791f, #e3b04b);
  display: grid; place-items: center; color: #13243b; font-weight: 800; }
.lateral .seccion-menu { font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: #7f93b0; margin: 14px 8px 4px; }
.lateral a { color: #d6deea; display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px; }
.lateral a:hover { background: rgba(255, 255, 255, .07); text-decoration: none; }
.lateral a.activo { background: rgba(255, 255, 255, .12); color: #fff; }
.lateral .pie { margin-top: auto; font-size: .75rem; color: #7f93b0; padding: 8px; }
.principal { min-width: 0; display: flex; flex-direction: column; }
.barra {
  display: flex; align-items: center; gap: 12px; padding: 10px 24px; background: var(--panel);
  border-bottom: 1px solid var(--borde); position: sticky; top: 0; z-index: 20;
}
.barra .espacio { flex: 1; }
.contenido { padding: 22px 24px 60px; max-width: 1500px; width: 100%; }
.encabezado-pagina { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.encabezado-pagina p { margin: 0; color: var(--texto-2); }
.migas { font-size: .8rem; color: var(--texto-3); margin-bottom: 4px; }

/* ---------- componentes ---------- */
.panel { background: var(--panel); border: 1px solid var(--borde); border-radius: var(--radio); box-shadow: var(--sombra); }
.panel-cuerpo { padding: 16px 18px; }
.panel-titulo { padding: 12px 18px; border-bottom: 1px solid var(--borde); display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.panel-titulo h2, .panel-titulo h3 { margin: 0; }
.rejilla { display: grid; gap: 16px; }
.rejilla-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.rejilla-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rejilla-auto { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.pila > * + * { margin-top: 16px; }
.fila-flex { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--borde); background: var(--panel);
  color: var(--texto); padding: 7px 13px; border-radius: 8px; font: inherit; font-weight: 550; cursor: pointer;
  white-space: nowrap; text-decoration: none !important;
}
.btn:hover { background: var(--panel-2); }
.btn-primario { background: var(--primario); border-color: var(--primario); color: #fff; }
.btn-primario:hover { background: var(--primario-2); }
:root[data-theme="dark"] .btn-primario { color: #10161f; }
.btn-peligro { color: var(--critico); }
.btn-peligro:hover { background: var(--critico-suave); }
.btn-sm { padding: 4px 9px; font-size: .82rem; }
.btn-icono { padding: 4px 7px; }
.btn[disabled], .htmx-request .btn-cargando { opacity: .6; pointer-events: none; }

input[type=text], input[type=password], input[type=email], input[type=search], input[type=date], input[type=number], select, textarea {
  font: inherit; color: var(--texto); background: var(--panel); border: 1px solid var(--borde); border-radius: 8px;
  padding: 7px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primario-suave); border-color: var(--primario-2); }
textarea { resize: vertical; min-height: 70px; }
label { display: block; font-weight: 550; margin-bottom: 4px; font-size: .88rem; }
.campo { margin-bottom: 12px; }
.ayuda { font-size: .8rem; color: var(--texto-3); margin-top: 3px; }
.error { color: var(--critico); }

.insignia {
  display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 999px; font-size: .76rem;
  font-weight: 600; background: var(--neutro-suave); color: var(--texto-2); white-space: nowrap;
}
.ins-ok { background: var(--ok-suave); color: var(--ok); }
.ins-alerta { background: var(--alerta-suave); color: var(--alerta); }
.ins-critico { background: var(--critico-suave); color: var(--critico); }
.ins-info { background: var(--info-suave); color: var(--info); }
.ins-primario { background: var(--primario-suave); color: var(--primario); }
.punto { width: 8px; height: 8px; border-radius: 50%; background: currentColor; display: inline-block; }

.kpi { padding: 14px 16px; }
.kpi .valor { font-size: 1.6rem; font-weight: 700; letter-spacing: -.02em; }
.kpi .etiqueta { color: var(--texto-2); font-size: .82rem; }
a.kpi { color: inherit; display: block; text-decoration: none; }
a.kpi:hover { border-color: var(--primario-2); }

table.tabla { width: 100%; border-collapse: separate; border-spacing: 0; }
.tabla th { text-align: left; font-size: .74rem; text-transform: uppercase; letter-spacing: .04em; color: var(--texto-2);
  font-weight: 650; padding: 9px 10px; background: var(--panel-2); border-bottom: 1px solid var(--borde); position: sticky; top: 0; }
.tabla td { padding: 9px 10px; border-bottom: 1px solid var(--borde); vertical-align: top; }
.tabla tr:last-child td { border-bottom: 0; }
.tabla tbody tr:hover td { background: var(--panel-2); }
.tabla .acciones { white-space: nowrap; text-align: right; }
.acciones-pila { display: grid; grid-template-columns: repeat(3, auto); gap: 4px; justify-content: end; }
.acciones-pila > .btn-primario { grid-column: 1 / -1; justify-content: center; }
.tabla-contenedor { overflow-x: auto; }
.tabla td.recorte { max-width: 280px; }
.recorte-texto { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
tr.editando td { background: var(--primario-suave) !important; }
tr.resaltado td { animation: resaltar 2.5s ease-out; }
@keyframes resaltar { from { background: #fef3c7; } to { background: transparent; } }

.pestanas { display: flex; gap: 2px; border-bottom: 1px solid var(--borde); margin-bottom: 16px; overflow-x: auto; }
.pestanas a { padding: 9px 14px; color: var(--texto-2); border-bottom: 2px solid transparent; font-weight: 550; white-space: nowrap; }
.pestanas a:hover { color: var(--texto); text-decoration: none; }
.pestanas a.activa { color: var(--primario); border-bottom-color: var(--primario); }
.pestanas .num { font-size: .72rem; background: var(--neutro-suave); border-radius: 999px; padding: 1px 6px; margin-left: 4px; }
.pestanas .num.rojo { background: var(--critico-suave); color: var(--critico); }

.alerta { border-radius: 8px; padding: 10px 12px; border: 1px solid var(--borde); background: var(--panel-2); display: flex; gap: 10px; }
.alerta + .alerta { margin-top: 8px; }
.alerta .icono { font-size: 1rem; line-height: 1.3; }
.alerta-critica { background: var(--critico-suave); border-color: transparent; }
.alerta-critica strong { color: var(--critico); }
.alerta-revisar { background: var(--alerta-suave); border-color: transparent; }
.alerta-revisar strong { color: var(--alerta); }
.alerta-info { background: var(--info-suave); border-color: transparent; }
.alerta-ok { background: var(--ok-suave); border-color: transparent; }

.chip-anot { font-family: var(--mono); font-size: .78rem; background: var(--primario-suave); color: var(--primario); border-radius: 5px;
  padding: 1px 6px; cursor: pointer; border: 0; display: inline-block; }
.chip-anot:hover { background: var(--primario); color: #fff; text-decoration: none; }

/* cadena de titularidad */
.cadena { display: flex; flex-direction: column; gap: 0; }
.eslabon { display: grid; grid-template-columns: 1fr 64px 1fr; align-items: center; gap: 8px; }
.eslabon .lado { background: var(--panel); border: 1px solid var(--borde); border-radius: 10px; padding: 10px 12px; min-height: 54px; }
.eslabon .lado .nombre { font-weight: 600; }
.eslabon .flecha { text-align: center; color: var(--texto-3); font-size: .72rem; line-height: 1.2; }
.eslabon .flecha .linea { font-size: 1.4rem; color: var(--primario-2); }
.acto-cadena { margin: 10px 0 4px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; font-size: .85rem; }
.eslabon.sin-efecto { opacity: .55; }
.eslabon.sin-efecto .lado { border-style: dashed; text-decoration: line-through; }
.eslabon.ruptura .lado:first-child { border-color: var(--alerta); box-shadow: 0 0 0 2px var(--alerta-suave); }
.conector { width: 2px; height: 16px; background: var(--borde); margin-left: 25%; }
.titular-actual { border-color: var(--ok) !important; box-shadow: 0 0 0 2px var(--ok-suave); }

/* cronología */
.linea-tiempo { position: relative; padding-left: 26px; }
.linea-tiempo::before { content: ""; position: absolute; left: 9px; top: 4px; bottom: 4px; width: 2px; background: var(--borde); }
.evento { position: relative; margin-bottom: 14px; }
.evento::before { content: ""; position: absolute; left: -22px; top: 6px; width: 10px; height: 10px; border-radius: 50%;
  background: var(--panel); border: 2px solid var(--texto-3); }
.evento.cat-adquisicion::before { border-color: var(--ok); background: var(--ok); }
.evento.cat-carga::before { border-color: var(--critico); }
.evento.cat-cancelacion::before { border-color: var(--info); background: var(--info); }
.evento.invalida { opacity: .5; }
.evento .meta { font-size: .78rem; color: var(--texto-3); }

.historia { margin: 6px 0 0; padding: 0; list-style: none; font-size: .82rem; }
.historia li { padding: 2px 0; color: var(--texto-2); }

/* subida */
.zona-carga { border: 2px dashed var(--borde); border-radius: var(--radio); padding: 18px; text-align: center; background: var(--panel-2); }
.zona-carga.arrastrando { border-color: var(--primario-2); background: var(--primario-suave); }

/* modal y toasts */
#modal:empty { display: none; }
.modal-fondo { position: fixed; inset: 0; background: rgba(10, 16, 26, .45); z-index: 50; display: grid; place-items: center; padding: 16px; }
.modal { background: var(--panel); border-radius: 12px; box-shadow: var(--sombra-2); width: min(720px, 100%); max-height: 90vh; overflow: auto; }
.modal .panel-titulo { position: sticky; top: 0; background: var(--panel); z-index: 1; }
#toasts { position: fixed; right: 18px; bottom: 18px; z-index: 60; display: flex; flex-direction: column; gap: 8px; }
.toast { background: #1c2430; color: #fff; padding: 10px 14px; border-radius: 8px; box-shadow: var(--sombra-2); max-width: 380px;
  animation: entrar .2s ease-out; border-left: 4px solid var(--ok); }
.toast-error { border-left-color: #fc8181; }
.toast-info { border-left-color: #90cdf4; }
@keyframes entrar { from { transform: translateY(10px); opacity: 0; } }

.texto-fuente { font-family: var(--mono); font-size: .78rem; white-space: pre-wrap; background: var(--panel-2);
  border: 1px solid var(--borde); border-radius: 8px; padding: 10px; max-height: 340px; overflow: auto; }
details > summary { cursor: pointer; color: var(--primario-2); font-weight: 550; }
.barra-progreso { height: 8px; background: var(--neutro-suave); border-radius: 999px; overflow: hidden; }
.barra-progreso > div { height: 100%; background: var(--primario-2); transition: width .4s; }
.indicador-htmx { display: none; }
.htmx-request .indicador-htmx, .htmx-request.indicador-htmx { display: inline-block; }
.giro { width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: girar .7s linear infinite; }
@keyframes girar { to { transform: rotate(360deg); } }
.vacio { text-align: center; color: var(--texto-3); padding: 34px 10px; }
.paginacion { display: flex; gap: 6px; align-items: center; justify-content: space-between; padding: 10px 14px; border-top: 1px solid var(--borde); }
.check-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 6px 14px; }
.check { display: flex; gap: 8px; align-items: flex-start; font-weight: 400; }
.check input { margin-top: 3px; }
.categoria-ok { color: var(--ok); }
.lista-limpia { list-style: none; margin: 0; padding: 0; }
.lista-limpia li + li { margin-top: 6px; }
.dl { display: grid; grid-template-columns: 170px 1fr; gap: 6px 14px; margin: 0; }
.dl dt { color: var(--texto-2); }
.dl dd { margin: 0; }

/* login */
.login-fondo { min-height: 100vh; display: grid; place-items: center; padding: 16px;
  background: radial-gradient(1200px 600px at 10% 0%, #23426b 0, transparent 60%), #13243b; }
.login-caja { width: min(400px, 100%); }
.login-caja .panel-cuerpo { padding: 28px; }

@media (max-width: 1000px) {
  .rejilla-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; }
  .lateral { position: static; height: auto; flex-direction: row; flex-wrap: wrap; padding: 10px; }
  .lateral .seccion-menu, .lateral .pie { display: none; }
  .marca { padding: 4px 8px; }
  .contenido { padding: 16px; }
  .barra { padding: 10px 16px; }
  .rejilla-2, .rejilla-3 { grid-template-columns: 1fr; }
  .eslabon { grid-template-columns: 1fr; }
  .eslabon .flecha { transform: rotate(90deg); }
  .dl { grid-template-columns: 1fr; }
}
@media print {
  .lateral, .barra, .pestanas, .btn, #toasts { display: none !important; }
  .app { display: block; }
}

/* Etapa 2: aviso de asignaciones y distintivo de abogado */
.aviso { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px;
  background: var(--critico-suave); color: var(--critico); font-size: .82rem; font-weight: 600; text-decoration: none;
  animation: latido 2.4s ease-in-out 3; }
.aviso .num { background: var(--critico); color: #fff; border-radius: 999px; padding: 0 7px; font-size: .75rem; }
@keyframes latido { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.06); } }
.abogado { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: .78rem;
  font-weight: 600; white-space: nowrap; background: hsl(var(--tono) 70% 92%); color: hsl(var(--tono) 55% 28%);
  border: 1px solid hsl(var(--tono) 50% 78%); }
:root[data-theme="dark"] .abogado { background: hsl(var(--tono) 35% 22%); color: hsl(var(--tono) 70% 82%); border-color: hsl(var(--tono) 30% 35%); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .abogado { background: hsl(var(--tono) 35% 22%); color: hsl(var(--tono) 70% 82%); border-color: hsl(var(--tono) 30% 35%); } }
.abogado.nuevo::after { content: "nuevo"; background: var(--critico); color: #fff; border-radius: 999px; padding: 0 6px; font-size: .66rem; }
@media (max-width: 720px) { .aviso-texto { display: none; } }