/* ==========================================================================
   Casos de simulación clínica — hoja de estilos
   Dirección: ficha clínica impresa. Retícula de registro, reglas finas,
   valores en monoespaciada con banderas de laboratorio (ALTO / BAJO).
   ========================================================================== */

:root {
    /* Papel y tinta */
    --paper:      #e9ece7;
    --card:       #ffffff;
    --sunken:     #f4f6f2;
    --rule:       #d5dad0;
    --rule-soft:  #e6e9e2;

    --ink:        #151917;
    --ink-2:      #4e564f;
    --ink-3:      #828b83;

    /* Verde quirúrgico: color institucional */
    --green:      #2d4a41;
    --green-2:    #456b5f;
    --green-wash: #e0e8e2;

    /* Banderas de laboratorio */
    --hi:         #9c3021;
    --hi-wash:    #f8ebe7;
    --lo:         #1c4d78;
    --lo-wash:    #e8eef5;

    --radius:     3px;
    --sans: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
    --mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

::selection { background: var(--green-wash); }

:focus-visible {
    outline: 2px solid var(--green);
    outline-offset: 2px;
}

/* Utilidades tipográficas ------------------------------------------------ */

.mono {
    font-family: var(--mono);
    font-variant-numeric: tabular-nums;
}

.eyebrow {
    font-family: var(--mono);
    font-size: 10.5px;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-3);
}

/* Cabecera --------------------------------------------------------------- */

.masthead {
    position: sticky;
    top: 0;
    z-index: 90;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    padding: 16px 40px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
}

.masthead-id {
    background: none;
    border: 0;
    text-align: left;
    cursor: pointer;
    font: inherit;
    color: inherit;
}

.masthead-id .eyebrow { display: block; margin-bottom: 3px; }

.masthead-id h1 {
    font-size: 19px;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.masthead-id h1 em {
    font-style: normal;
    font-weight: 400;
    color: var(--ink-2);
}

.masthead-id:hover h1 { color: var(--green); }

.search {
    position: relative;
    width: 340px;
    flex-shrink: 0;
}

.search input {
    width: 100%;
    font-family: var(--mono);
    font-size: 13px;
    color: var(--ink);
    background: var(--card);
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    padding: 8px 34px 8px 11px;
}

.search input::placeholder { color: var(--ink-3); }

.search input:focus {
    outline: none;
    border-color: var(--green);
    box-shadow: inset 0 0 0 1px var(--green);
}

.search-clear {
    position: absolute;
    right: 4px;
    top: 4px;
    bottom: 4px;
    width: 26px;
    border: 0;
    background: none;
    color: var(--ink-3);
    font-family: var(--mono);
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    border-radius: 2px;
}

.search-clear:hover { color: var(--hi); background: var(--sunken); }

/* Vistas ----------------------------------------------------------------- */

.page-view { display: none; }
.page-view.is-active { display: block; }

.wrap {
    max-width: 1360px;
    margin: 0 auto;
    padding: 28px 40px 80px;
}

/* Línea de resumen ------------------------------------------------------- */

.summary {
    font-family: var(--mono);
    font-size: 12.5px;
    color: var(--ink-2);
    padding-bottom: 18px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--rule);
    display: flex;
    flex-wrap: wrap;
    gap: 6px 18px;
}

.summary b {
    font-weight: 600;
    color: var(--ink);
}

/* Distribución biblioteca ------------------------------------------------ */

.library {
    display: grid;
    grid-template-columns: 232px 1fr;
    gap: 44px;
    align-items: start;
}

.index-col {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 26px;
}

.index-group > .eyebrow {
    display: block;
    padding-bottom: 8px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--rule);
}

.index-list { list-style: none; }

.index-item {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 6px 8px 6px 11px;
    border-left: 3px solid var(--spine, transparent);
    cursor: pointer;
    line-height: 1.35;
    transition: background 120ms linear, color 120ms linear;
}

.index-item + .index-item { margin-top: 1px; }

.index-item:hover { background: var(--sunken); }

.index-item.is-active {
    background: var(--green-wash);
    color: var(--green);
}

.index-name {
    flex: 1;
    font-size: 14px;
}

.index-item.is-active .index-name { font-weight: 500; }

.index-count {
    font-family: var(--mono);
    font-variant-numeric: tabular-nums;
    font-size: 11.5px;
    color: var(--ink-3);
}

.index-item.is-active .index-count { color: var(--green-2); }

/* Filtros secundarios */

.choice-list { display: flex; flex-direction: column; }

.choice {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 5px 8px;
    background: none;
    border: 0;
    font: inherit;
    font-size: 14px;
    color: var(--ink-2);
    text-align: left;
    cursor: pointer;
    border-radius: 2px;
}

.choice::before {
    content: "";
    width: 9px;
    height: 9px;
    flex-shrink: 0;
    border: 1px solid var(--ink-3);
    background: transparent;
}

.choice:hover { background: var(--sunken); color: var(--ink); }

.choice.is-active { color: var(--ink); }

.choice.is-active::before {
    background: var(--green);
    border-color: var(--green);
}

.field-select {
    width: 100%;
    font-family: var(--mono);
    font-size: 12.5px;
    color: var(--ink);
    background: var(--card);
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    padding: 7px 9px;
    cursor: pointer;
}

.field-select:focus { outline: none; border-color: var(--green); }

/* Rejilla de registros --------------------------------------------------- */

.results-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 10px;
    margin-bottom: 18px;
    border-bottom: 1px solid var(--rule);
}

.results-head h2 {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.results-count {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--ink-3);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 16px;
}

.record {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 14px;
    background: var(--card);
    border: 1px solid var(--rule);
    border-left: 3px solid var(--spine, var(--ink-3));
    border-radius: var(--radius);
    padding: 18px 20px 16px;
    cursor: pointer;
    text-align: left;
    font: inherit;
    color: inherit;
    transition: border-color 120ms linear, background 120ms linear;
}

.record:hover { border-color: var(--green-2); border-left-color: var(--spine, var(--ink-3)); }

.record:focus-visible { outline-offset: 0; }

.record-head {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.record-photo {
    width: 54px;
    height: 54px;
    flex-shrink: 0;
    object-fit: cover;
    border: 1px solid var(--rule);
    border-radius: 2px;
    background: var(--sunken);
}

.record-titles { min-width: 0; flex: 1; }

.record-ref {
    font-family: var(--mono);
    font-size: 10.5px;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--spine, var(--ink-3));
    display: block;
    margin-bottom: 2px;
}

.record-name {
    font-size: 17px;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.25;
    overflow-wrap: anywhere;
}

.record-demo {
    font-family: var(--mono);
    font-size: 11.5px;
    color: var(--ink-2);
    margin-top: 3px;
}

.record-brief {
    font-size: 13.5px;
    line-height: 1.55;
    color: var(--ink-2);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.record-foot {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid var(--rule-soft);
    font-family: var(--mono);
    font-size: 11.5px;
    color: var(--ink-3);
}

.record-open { color: var(--green); }

.record:hover .record-open { text-decoration: underline; text-underline-offset: 3px; }

/* Estado vacío */

.empty {
    grid-column: 1 / -1;
    border: 1px dashed var(--rule);
    border-radius: var(--radius);
    background: var(--card);
    padding: 48px 32px;
    text-align: center;
}

.empty p { color: var(--ink-2); font-size: 14px; }
.empty p + p { margin-top: 6px; color: var(--ink-3); font-size: 13px; }

/* ==========================================================================
   Ficha del paciente
   ========================================================================== */

.ficha { max-width: 1080px; }

.ficha-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding-bottom: 12px;
    margin-bottom: 26px;
    border-bottom: 1px solid var(--rule);
}

.link-btn {
    background: none;
    border: 0;
    padding: 0;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.04em;
    color: var(--green);
    cursor: pointer;
}

.link-btn:hover { text-decoration: underline; text-underline-offset: 3px; }

.step-nav { display: flex; align-items: center; gap: 14px; }

.step-nav button {
    background: none;
    border: 0;
    padding: 0;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--ink-2);
    cursor: pointer;
}

.step-nav button:hover:not(:disabled) { color: var(--green); text-decoration: underline; text-underline-offset: 3px; }

.step-nav button:disabled { color: var(--rule); cursor: default; }

.step-nav .sep { color: var(--rule); }

/* Encabezado de la ficha */

.ficha-head {
    display: flex;
    gap: 26px;
    align-items: flex-start;
    padding-bottom: 26px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--ink);
}

.ficha-photo {
    width: 132px;
    height: 132px;
    flex-shrink: 0;
    object-fit: cover;
    border: 1px solid var(--rule);
    border-radius: 2px;
    background: var(--sunken);
}

.ficha-id { flex: 1; min-width: 0; }

.ficha-ref {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-3);
}

.ficha-id h2 {
    font-size: 30px;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.12;
    margin: 4px 0 14px;
}

.ficha-demo {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    border-top: 1px solid var(--rule);
}

.ficha-demo div {
    padding: 9px 14px 9px 0;
    border-right: 1px solid var(--rule-soft);
}

.ficha-demo div:last-child { border-right: 0; }

.ficha-demo div + div { padding-left: 14px; }

.ficha-demo dt {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-3);
}

.ficha-demo dd {
    font-size: 15px;
    font-weight: 500;
    margin-top: 2px;
}

/* Bloques de contenido */

.block { margin-bottom: 34px; }

.block-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 8px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--rule);
}

.block-head h3 {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink);
}

.block-note {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-3);
}

/* Tabla de constantes: el elemento firma de la ficha */

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.results-table th {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    color: var(--ink-3);
    text-align: left;
    padding: 0 12px 7px;
    border-bottom: 1px solid var(--rule);
}

.results-table th:first-child,
.results-table td:first-child { padding-left: 0; }

.results-table td {
    padding: 9px 12px;
    border-bottom: 1px solid var(--rule-soft);
    vertical-align: baseline;
}

.results-table tr:last-child td { border-bottom: 0; }

.results-table .col-val,
.results-table .col-ref,
.results-table .col-unit {
    font-family: var(--mono);
    font-variant-numeric: tabular-nums;
}

.results-table .col-val { font-size: 16px; font-weight: 500; white-space: nowrap; }
.results-table .col-unit { font-size: 12px; color: var(--ink-2); white-space: nowrap; }
.results-table .col-ref { font-size: 12px; color: var(--ink-3); white-space: nowrap; }
.results-table .col-flag { width: 62px; }

.results-table tr.is-hi td { background: var(--hi-wash); }
.results-table tr.is-lo td { background: var(--lo-wash); }
.results-table tr.is-hi .col-val { color: var(--hi); }
.results-table tr.is-lo .col-val { color: var(--lo); }

.flag {
    display: inline-block;
    font-family: var(--mono);
    font-size: 9.5px;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 2px 5px;
    border-radius: 2px;
}

.flag.hi,
.flag.alt { color: var(--hi); border: 1px solid currentColor; }
.flag.lo { color: var(--lo); border: 1px solid currentColor; }

/* Hallazgos alterados */

.findings {
    list-style: none;
    border-top: 1px solid var(--rule-soft);
}

.findings li {
    display: flex;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 1px solid var(--rule-soft);
    font-size: 14.5px;
}

.findings li::before {
    content: "";
    width: 6px;
    height: 6px;
    flex-shrink: 0;
    margin-top: 8px;
    background: var(--hi);
}

.findings.neutral li::before { background: var(--green-2); }

/* Narrativa */

.narrative {
    white-space: pre-wrap;
    font-size: 15px;
    line-height: 1.72;
    color: var(--ink);
    max-width: 68ch;
}

/* Impresiones de laboratorio */

.printout {
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    background: var(--card);
}

.printout + .printout { margin-top: 12px; }

.printout-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 14px;
    background: var(--sunken);
    border-bottom: 1px solid var(--rule);
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.06em;
}

.printout-head span:last-child { color: var(--ink-3); text-transform: uppercase; }

.printout pre {
    padding: 14px;
    font-family: var(--mono);
    font-size: 12.5px;
    line-height: 1.65;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    color: var(--ink-2);
}

/* Galería */

.plates {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 14px;
}

.plate {
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    background: var(--card);
    overflow: hidden;
    cursor: pointer;
    padding: 0;
    text-align: left;
    font: inherit;
    color: inherit;
    transition: border-color 120ms linear;
}

.plate:hover { border-color: var(--green-2); }

.plate img {
    display: block;
    width: 100%;
    height: 168px;
    object-fit: cover;
    border-bottom: 1px solid var(--rule);
    background: var(--sunken);
}

/* Los paraclínicos y trazados se leen completos, no recortados */
.plate.doc img {
    object-fit: contain;
    background: var(--sunken);
    padding: 6px;
}

.plate figcaption {
    padding: 8px 10px;
    font-family: var(--mono);
    font-size: 11px;
    line-height: 1.4;
    color: var(--ink-2);
    overflow-wrap: anywhere;
}

.plate figcaption em {
    display: block;
    font-style: normal;
    color: var(--ink-3);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: 10px;
    margin-top: 2px;
}

/* Guion de evaluación ABCDE (plantillas ECOE) */

.checklist { list-style: none; }

.chk {
    display: flex;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--rule-soft);
}

.chk:last-child { border-bottom: 0; }

.chk-code {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 600;
    color: var(--green);
    background: var(--green-wash);
    border-radius: 2px;
}

.chk-body { flex: 1; min-width: 0; }

.chk-body h4 {
    font-size: 14.5px;
    font-weight: 600;
    margin-bottom: 6px;
}

.chk-body ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 2px 20px;
}

.chk-body li {
    position: relative;
    padding-left: 15px;
    font-size: 13.5px;
    color: var(--ink-2);
}

.chk-body li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 7px;
    width: 7px;
    height: 7px;
    border: 1px solid var(--ink-3);
}

.chk-options {
    margin-top: 8px;
    font-family: var(--mono);
    font-size: 11.5px;
    color: var(--ink-3);
}

/* Parámetros del simulador, ya interpretados */

.sim-group { margin-bottom: 22px; }

.sim-group h4 {
    font-family: var(--mono);
    font-size: 10.5px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-3);
    padding-bottom: 6px;
    margin-bottom: 4px;
    border-bottom: 1px solid var(--rule-soft);
}

.param-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 0 28px;
}

.param {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 6px 0;
    border-bottom: 1px solid var(--rule-soft);
    font-size: 13px;
}

.param dt { color: var(--ink-2); overflow-wrap: anywhere; }

.param dd {
    font-family: var(--mono);
    font-variant-numeric: tabular-nums;
    font-size: 12.5px;
    color: var(--ink);
    font-weight: 500;
    white-space: nowrap;
}

.param.is-altered dd { color: var(--hi); }

.param.is-altered dt::after {
    content: "alterado";
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--hi);
    background: var(--hi-wash);
    padding: 1px 4px;
    border-radius: 2px;
    margin-left: 7px;
}

.param-delay {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-3);
}

.raw-params {
    margin-top: 6px;
    border-top: 1px solid var(--rule);
    padding-top: 10px;
}

.raw-params summary {
    font-family: var(--mono);
    font-size: 11.5px;
    color: var(--green);
    cursor: pointer;
}

.raw-params summary:hover { text-decoration: underline; text-underline-offset: 3px; }

.raw-params[open] summary { margin-bottom: 10px; }

.raw-params .param { font-family: var(--mono); font-size: 11.5px; }
.raw-params .param dt { color: var(--ink-3); }

/* Fila sin valor definido en la tabla de constantes */
.results-table tr.is-unset .col-val { color: var(--ink-3); font-size: 13px; }

.muted { color: var(--ink-3); font-size: 13.5px; }

/* Lightbox --------------------------------------------------------------- */

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(21, 25, 23, 0.94);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 40px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 160ms linear;
}

.lightbox.is-active { opacity: 1; pointer-events: auto; }

.lightbox img {
    max-width: 92vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 2px;
    background: var(--card);
}

.lightbox p {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--paper);
}

.lightbox-close {
    position: absolute;
    top: 18px;
    right: 24px;
    background: none;
    border: 0;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    color: var(--paper);
    cursor: pointer;
}

.lightbox-close:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Adaptación ------------------------------------------------------------- */

@media (max-width: 1060px) {
    .library { grid-template-columns: 1fr; gap: 28px; }
    .index-col { position: static; flex-direction: row; flex-wrap: wrap; gap: 28px 40px; }
    .index-group { flex: 1 1 220px; }
    .index-list { columns: 2; column-gap: 24px; }
    .index-item { break-inside: avoid; }
}

@media (max-width: 720px) {
    .masthead { flex-direction: column; align-items: stretch; gap: 12px; padding: 14px 20px; }
    .search { width: 100%; }
    .wrap { padding: 22px 20px 60px; }
    .index-list { columns: 1; }
    .cases-grid { grid-template-columns: 1fr; }
    .ficha-head { flex-direction: column; gap: 18px; }
    .ficha-photo { width: 104px; height: 104px; }
    .ficha-id h2 { font-size: 24px; }
    .ficha-demo div { border-right: 0; border-bottom: 1px solid var(--rule-soft); }
    .ficha-demo div + div { padding-left: 0; }
    .results-table .col-ref { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}