:root {
    color-scheme: light;
    --color-fondo: #f4f6f9;
    --color-panel: #ffffff;
    --color-texto: #243447;
    --color-suave: #64748b;
    --color-borde: #dbe3ef;
    --color-primario: #0d6efd;
    --color-primario-oscuro: #084298;
    --color-exito: #198754;
    --color-alerta: #fff3cd;
    --color-error: #f8d7da;
    --sombra-panel: 0 18px 45px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--color-fondo);
    color: var(--color-texto);
    font-family: "Segoe UI", Arial, sans-serif;
}

.historial-layout {
    width: min(1380px, calc(100% - 32px));
    margin: 0 auto;
    padding: 28px 0 48px;
}

.historial-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 24px;
    margin-bottom: 22px;
    color: #ffffff;
    background: linear-gradient(135deg, #20344d, #0d6efd);
    border-radius: 22px;
    box-shadow: var(--sombra-panel);
}

.historial-header h1 {
    margin: 8px 0 6px;
    font-size: clamp(25px, 4vw, 38px);
    line-height: 1.1;
}

.historial-header p {
    max-width: 720px;
    margin: 0;
    color: rgba(255, 255, 255, 0.82);
}

.enlace-volver {
    display: inline-flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    text-decoration: none;
}

.enlace-volver:hover {
    color: #ffffff;
    text-decoration: underline;
}

.header-badge {
    min-width: 170px;
    padding: 18px;
    text-align: right;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.12);
}

.header-badge span,
.resumen-historial span {
    display: block;
    font-size: 12px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.header-badge strong {
    display: block;
    margin-top: 4px;
    font-size: 20px;
}

.panel-consulta,
.resumen-historial,
.tarjeta-turno,
.estado-inicial,
.alerta,
.historial-sidebar {
    background: var(--color-panel);
    border: 1px solid var(--color-borde);
    border-radius: 20px;
    box-shadow: var(--sombra-panel);
}

.panel-consulta {
    display: grid;
    grid-template-columns: minmax(220px, 0.8fr) minmax(320px, 2fr);
    gap: 24px;
    padding: 22px;
    margin-bottom: 20px;
}

.panel-texto h2 {
    margin: 0 0 8px;
    font-size: 20px;
}

.panel-texto p {
    margin: 0;
    color: var(--color-suave);
    line-height: 1.5;
}

.form-consulta {
    display: grid;
    grid-template-columns: 1.2fr 0.9fr 0.9fr auto;
    gap: 14px;
    align-items: end;
}

.form-consulta label {
    display: grid;
    gap: 7px;
    color: var(--color-suave);
    font-size: 13px;
    font-weight: 600;
}

.form-consulta input {
    width: 100%;
    height: 42px;
    padding: 0 12px;
    color: var(--color-texto);
    border: 1px solid #cbd5e1;
    border-radius: 12px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-consulta input:focus {
    border-color: var(--color-primario);
    box-shadow: 0 0 0 4px rgba(13, 110, 253, 0.12);
}

.form-consulta button {
    height: 42px;
    padding: 0 18px;
    color: #ffffff;
    border: 0;
    border-radius: 12px;
    background: var(--color-primario);
    cursor: pointer;
    font-weight: 700;
    white-space: nowrap;
    transition: background 0.2s, transform 0.2s;
}

.form-consulta button:hover {
    background: var(--color-primario-oscuro);
    transform: translateY(-1px);
}

.form-consulta button:disabled {
    opacity: 0.7;
    cursor: progress;
    transform: none;
}

.alerta {
    padding: 15px 18px;
    margin-bottom: 18px;
    line-height: 1.45;
}

.alerta.info {
    color: #055160;
    background: #cff4fc;
    border-color: #9eeaf9;
}

.alerta.error {
    color: #842029;
    background: var(--color-error);
    border-color: #f5c2c7;
}

.resumen-historial {
    display: grid;
    grid-template-columns: 1.7fr repeat(3, 1fr);
    gap: 1px;
    overflow: hidden;
    margin-bottom: 20px;
}

.resumen-historial article {
    padding: 18px;
    background: #ffffff;
}

.resumen-historial span {
    margin-bottom: 8px;
    color: var(--color-suave);
}

.resumen-historial strong {
    font-size: 20px;
    line-height: 1.25;
}

.historial-workspace {
    display: grid;
    grid-template-columns: 330px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
}

.historial-sidebar {
    position: sticky;
    top: 18px;
    max-height: calc(100vh - 36px);
    overflow: auto;
    padding: 18px;
}

.sidebar-header {
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--color-borde);
}

.sidebar-header h3 {
    margin: 0 0 6px;
    font-size: 18px;
}

.sidebar-header p {
    margin: 0;
    color: var(--color-suave);
    font-size: 13px;
    line-height: 1.45;
}

.lista-cadenas {
    display: grid;
    gap: 10px;
}

.estado-lateral {
    padding: 14px;
    color: var(--color-suave);
    background: #f8fafc;
    border: 1px dashed #cbd5e1;
    border-radius: 14px;
    font-size: 13px;
    text-align: center;
}

.cadena-menu-item {
    width: 100%;
    padding: 14px;
    color: var(--color-texto);
    text-align: left;
    background: #f8fbff;
    border: 1px solid var(--color-borde);
    border-radius: 16px;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s, transform 0.2s;
}

.cadena-menu-item:hover {
    border-color: #93c5fd;
    background: #eff6ff;
    transform: translateY(-1px);
}

.cadena-menu-item.activo {
    border-color: var(--color-primario);
    background: #e8f0ff;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.12);
}

.cadena-menu-top {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    align-items: center;
    margin-bottom: 8px;
}

.cadena-menu-titulo {
    font-weight: 800;
    color: #1e3a5f;
}

.cadena-menu-eventos {
    flex: 0 0 auto;
    padding: 3px 8px;
    color: #1e40af;
    background: #dbeafe;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 800;
}

.cadena-menu-codigo {
    margin-bottom: 8px;
    font-size: 18px;
    font-weight: 900;
    color: #0f172a;
}

.cadena-menu-detalle,
.cadena-menu-periodo,
.cadena-menu-servicio {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 10px;
    color: var(--color-suave);
    font-size: 12px;
    line-height: 1.45;
}

.cadena-menu-servicio {
    margin-top: 6px;
    color: #334155;
    font-weight: 600;
}

.cadena-menu-periodo {
    margin-top: 8px;
}

.contenedor-resultados {
    display: grid;
    gap: 18px;
    min-width: 0;
}

.estado-inicial {
    padding: 42px 24px;
    text-align: center;
}

.estado-inicial h2 {
    margin: 0 0 8px;
}

.estado-inicial p {
    margin: 0;
    color: var(--color-suave);
}

.tarjeta-turno {
    overflow: hidden;
}

.cadena-atencion {
    scroll-margin-top: 20px;
}

.turno-encabezado {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    align-items: start;
    padding: 20px 22px;
    border-bottom: 1px solid var(--color-borde);
    background: #fbfdff;
}

.turno-titulo {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin: 0 0 8px;
}

.turno-titulo h3 {
    margin: 0;
    font-size: 22px;
}

.chip {
    display: inline-flex;
    align-items: center;
    min-height: 25px;
    padding: 4px 10px;
    color: #1e3a8a;
    background: #dbeafe;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.chip.estado {
    color: #14532d;
    background: #dcfce7;
}

.chip-mini {
    min-height: 21px;
    padding: 3px 8px;
    font-size: 11px;
}

.chip-mini.traslado {
    color: #7c2d12;
    background: #ffedd5;
}

.turno-meta,
.evento-detalle,
.evento-extra {
    color: var(--color-suave);
    font-size: 14px;
}

.turno-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
}

.turno-metricas {
    display: grid;
    gap: 8px;
    min-width: 210px;
    text-align: right;
}

.turno-metricas span {
    color: var(--color-suave);
    font-size: 12px;
    text-transform: uppercase;
}

.turno-metricas strong {
    display: block;
    margin-top: 3px;
}

.timeline {
    position: relative;
    display: grid;
    gap: 0;
    margin: 0;
    padding: 20px 22px 22px;
    list-style: none;
}

.timeline::before {
    content: "";
    position: absolute;
    top: 28px;
    bottom: 28px;
    left: 32px;
    width: 2px;
    background: #dbeafe;
}

.timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 14px;
    padding: 0 0 20px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item-traslado .timeline-punto {
    background: #f97316;
    border-color: #ffedd5;
}

.timeline-punto {
    position: relative;
    z-index: 1;
    width: 22px;
    height: 22px;
    margin-top: 4px;
    border: 4px solid #dbeafe;
    border-radius: 50%;
    background: var(--color-primario);
}

.timeline-contenido {
    padding: 14px 16px;
    border: 1px solid var(--color-borde);
    border-radius: 14px;
    background: #ffffff;
}

.evento-fecha {
    margin: 0 0 6px;
    color: var(--color-primario-oscuro);
    font-weight: 800;
}

.evento-descripcion {
    margin: 0 0 5px;
    font-size: 15px;
    line-height: 1.45;
}

.evento-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 8px 0;
}

.evento-extra {
    margin: 4px 0 0;
}

.evento-datos-legibles {
    display: grid;
    gap: 4px;
    padding-top: 8px;
    margin-top: 8px;
    border-top: 1px solid #edf2f7;
}

.timeline-vacio {
    padding: 18px;
    color: var(--color-suave);
    border: 1px dashed #cbd5e1;
    border-radius: 14px;
    background: #f8fafc;
}

.diagnostico-panel {
    padding: 18px;
    text-align: left;
}

.diagnostico-panel summary {
    cursor: pointer;
    font-weight: 800;
}

.diagnostico-panel pre {
    max-height: 420px;
    overflow: auto;
    white-space: pre-wrap;
    font-size: 12px;
}

.cargando {
    padding: 32px;
    text-align: center;
    color: var(--color-suave);
}

@media (max-width: 1100px) {
    .historial-workspace {
        grid-template-columns: 1fr;
    }

    .historial-sidebar {
        position: static;
        max-height: none;
    }

    .lista-cadenas {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    }
}

@media (max-width: 960px) {
    .historial-header,
    .panel-consulta,
    .turno-encabezado {
        grid-template-columns: 1fr;
    }

    .historial-header {
        align-items: stretch;
    }

    .header-badge,
    .turno-metricas {
        text-align: left;
    }

    .form-consulta,
    .resumen-historial {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .historial-layout {
        width: min(100% - 18px, 1180px);
        padding-top: 10px;
    }

    .historial-header,
    .panel-consulta,
    .turno-encabezado {
        padding: 18px;
        border-radius: 16px;
    }

    .form-consulta,
    .resumen-historial {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding: 18px;
    }
}