:root {
    --bg: #f5f6f8;
    --surface: #ffffff;
    --header-bg: rgba(255, 255, 255, .72);
    --surface-2: #f0f2f5;
    --text: #1d2330;
    --muted: #5f6b7a;
    --border: #dde2e8;
    --primary: #1f5fbf;
    --primary-hover: #194f9f;
    --primary-soft: #e6eefb;
    --primary-text: #ffffff;
    --danger: #b42318;
    --danger-hover: #912018;
    --danger-soft: #fdecea;
    --success: #1b6b3a;
    --success-soft: #e7f6ec;
    --error-text: #8a1c12;
    --radius: 10px;
    --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
    --shadow-hover: 0 4px 12px rgba(16, 24, 40, .12);
    --focus: 0 0 0 3px rgba(31, 95, 191, .35);
    --warning: #8a5a00;
    --warning-soft: #fdf3dc;
    /* Gráficos: marcas en color, texto siempre en tinta */
    --chart-series: #2a78d6;
    --chart-grid: #e1e0d9;
    --chart-axis: #c3c2b7;
    --status-present: #0ca30c;
    --status-late: #fab219;
    --status-excused: #4a3aa7;
    --status-absent: #d03b3b;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #12151a;
        --surface: #1b1f27;
        --header-bg: rgba(27, 31, 39, .72);
        --surface-2: #232834;
        --text: #e6e9ee;
        --muted: #9aa5b4;
        --border: #2f3542;
        --primary: #5b9bff;
        --primary-hover: #7aaeff;
        --primary-soft: #1d2b44;
        --primary-text: #0b1220;
        --danger: #ff6b5e;
        --danger-hover: #ff8a80;
        --danger-soft: #3a1a17;
        --success: #8fe0ab;
        --success-soft: #173523;
        --error-text: #ffb4ab;
        --shadow: 0 1px 2px rgba(0, 0, 0, .4);
        --shadow-hover: 0 4px 14px rgba(0, 0, 0, .5);
        --focus: 0 0 0 3px rgba(91, 155, 255, .45);
        --warning: #ffd27a;
        --warning-soft: #3a2e12;
        --chart-series: #3987e5;
        --chart-grid: #2c2c2a;
        --chart-axis: #383835;
        --status-excused: #9085e9;
    }
}

* { box-sizing: border-box; }

/* La cabecera queda fija arriba, el contenido se desplaza debajo y el pie cierra la página */
/* Sin rebote al llegar arriba o abajo (macOS, iOS): la cabecera fija no se separa del borde de la ventana */
html, body { overscroll-behavior-y: none; }
/* Los enlaces a una sección (#alumnos) la dejan a la vista, por debajo de la cabecera fija */
[id] { scroll-margin-top: 7.5rem; }
body { display: flex; flex-direction: column; min-height: 100vh; }
body > main { flex: 1 0 auto; width: 100%; }

[hidden] { display: none !important; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

h1, h2 { line-height: 1.25; }
h1 { font-size: 1.75rem; margin: 0 0 .25rem; }
h2 { font-size: 1.1rem; margin: 0 0 .75rem; }
p { margin: 0 0 .5rem; }
a { color: var(--primary); }
code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: .9em;
}

:focus-visible { outline: none; box-shadow: var(--focus); border-radius: 6px; }

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ---------- Iconos ---------- */
.icon {
    width: 1.15em;
    height: 1.15em;
    flex-shrink: 0;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    vertical-align: -0.2em;
}

.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 2rem;
    height: 2rem;
    border-radius: 8px;
    background: var(--primary);
    color: var(--primary-text);
}
.brand-mark .icon { width: 1.15rem; height: 1.15rem; }
.brand-mark.large { width: 3.25rem; height: 3.25rem; border-radius: 14px; margin-bottom: .75rem; }
.brand-mark.large .icon { width: 1.75rem; height: 1.75rem; }

/* Logo de ClubBook (imagen cuadrada; el radio recorta el fondo de las esquinas) */
.brand-logo {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border-radius: 22%;
    box-shadow: 0 0 0 1px var(--border);
}
.brand-logo.large { display: block; width: 4rem; height: 4rem; margin: 0 auto .75rem; }

/* ---------- Barra superior ---------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    min-height: 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: .6rem 1rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    color: var(--text);
}

.topbar-user { display: flex; align-items: center; gap: .5rem; min-width: 0; }

.user-chip {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    min-width: 0;
    padding: .3rem .65rem;
    border-radius: 999px;
    background: var(--surface-2);
    color: var(--muted);
    font-size: .875rem;
}
.user-chip span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- Layout ---------- */
.container { max-width: 1000px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
.container.narrow { max-width: 560px; }

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.muted { color: var(--muted); }
.inline { display: inline; margin: 0; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1.25rem; }
.actions.centered { justify-content: center; }
.header-actions { display: flex; gap: .5rem; flex-wrap: wrap; }

.back-link {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    margin-bottom: 1rem;
    color: var(--muted);
    text-decoration: none;
    font-weight: 500;
}
.back-link:hover { color: var(--text); }

/* ---------- Formularios ---------- */
label { display: block; font-weight: 600; margin: 1.25rem 0 .45rem; }
form > label:first-of-type, .card > form > label:first-of-type { margin-top: 0; }

input, textarea, select {
    width: 100%;
    padding: .6rem .75rem;
    font: inherit;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: border-color .15s, box-shadow .15s;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--primary); box-shadow: var(--focus); }
textarea { resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9rem; }
input.invalid, textarea.invalid { border-color: var(--danger); }
input.valid { border-color: var(--success); }

.input-icon { position: relative; }
.input-icon > .icon {
    position: absolute;
    left: .75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    pointer-events: none;
}
.input-icon > input { padding-left: 2.4rem; }

/* Botón para ver la contraseña unos segundos, dentro del campo a la derecha (lo muestra password-toggle.js) */
.input-icon > .password-toggle {
    position: absolute;
    right: .3rem;
    top: 50%;
    transform: translateY(-50%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.1rem;
    height: 2.1rem;
    padding: 0;
    color: var(--muted);
    background: transparent;
    border: 0;
    border-radius: 6px;
    cursor: pointer;
}
.input-icon > .password-toggle[hidden] { display: none; }
.input-icon > .password-toggle:hover { color: var(--text); background: var(--surface-2); }
.input-icon > .password-toggle:focus-visible { outline: none; box-shadow: var(--focus); }
.password-toggle > .icon:last-child, .password-toggle[aria-pressed="true"] > .icon:first-child { display: none; }
.password-toggle[aria-pressed="true"] > .icon:last-child { display: inline-block; }
.input-icon:has(> .password-toggle:not([hidden])) > input { padding-right: 2.75rem; }

/* Texto en bloque con el icono en la primera línea: si el texto ocupa varias líneas, continúa bajo el icono en
   lugar de quedar sangrado a su derecha */
.hint, .field-error {
    display: block;
    font-size: .85rem;
    line-height: 1.45;
    margin: .5rem 0 0;
}
.hint > .icon, .field-error > .icon { margin-right: .35rem; }
.hint { color: var(--muted); }
.field-error { color: var(--danger); }

/* ---------- Botones ---------- */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    padding: .55rem 1rem;
    font: inherit;
    font-weight: 600;
    line-height: 1.25;
    text-decoration: none;
    color: var(--primary-text);
    background: var(--primary);
    border: 1px solid var(--primary);
    border-radius: 8px;
    cursor: pointer;
    transition: background-color .15s, border-color .15s, opacity .15s;
}
.button:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.button.block { width: 100%; margin-top: 1.5rem; }
.button.secondary { background: transparent; color: var(--text); border-color: var(--border); }
.button.secondary:hover { background: var(--surface-2); }
.button.ghost { background: transparent; color: var(--muted); border-color: transparent; padding: .45rem .6rem; }
.button.ghost:hover { background: var(--surface-2); color: var(--text); }
.button.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.button.danger:hover { background: var(--danger-hover); border-color: var(--danger-hover); }
.button:disabled, .button:disabled:hover {
    opacity: .45;
    cursor: not-allowed;
    background: var(--danger);
    border-color: var(--danger);
}

/* ---------- Avisos ---------- */
.alert {
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    padding: .75rem 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}
.alert > .icon { margin-top: .15rem; }
.alert p { margin: 0; }
.alert.success { background: var(--success-soft); color: var(--success); }
.alert.error { background: var(--danger-soft); color: var(--error-text); }
.alert.info { background: var(--primary-soft); color: var(--text); }

.privacy-note {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .6rem .85rem;
    border-radius: 8px;
    background: var(--primary-soft);
    color: var(--muted);
    font-size: .875rem;
    margin-bottom: 1.25rem;
}
.privacy-note .icon { color: var(--primary); }

/* ---------- Login / páginas de error ---------- */
.auth-page { align-items: center; }
.auth-page { padding-top: 2rem; }
/* Tarjeta centrada en el espacio libre; el pie queda abajo */
.auth-page > main.auth-card { flex: 0 0 auto; width: calc(100% - 2rem); margin: auto; }
.auth-card { width: 100%; max-width: 400px; padding: 2rem; }
.auth-header { text-align: center; margin-bottom: 1.5rem; }

/* ---------- Páginas tipo documento (aceptar una invitación) ---------- */
/* Ancha en escritorio (los campos se agrupan en dos columnas) y a ancho completo en el móvil */
.auth-card.wide { max-width: 720px; padding: 2.5rem 3rem; }
.doc-header {
    padding-bottom: 1.25rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    text-align: center;
}
.doc-header h1 { font-size: 1.5rem; margin: 0 0 .35rem; }
.doc-header p { margin: 0; }
.doc-header .doc-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    margin-bottom: 1.25rem;
    font-weight: 700;
    letter-spacing: .01em;
}
.doc-brand .brand-logo { width: 1.75rem; height: 1.75rem; }

/* Datos fijados por la invitación: resumen en dos columnas, solo lectura */
.summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 2rem;
    margin: 0 0 1.75rem;
    padding: 1.1rem 1.25rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 8px;
}
.summary dt {
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--muted);
}
.summary dd { margin: .15rem 0 0; font-weight: 500; overflow-wrap: anywhere; }

.form-section + .form-section, .form-section + .hint, .hint + .form-section { margin-top: 1.75rem; }
.form-section > h2 {
    font-size: 1rem;
    margin: 0 0 1rem;
    padding-bottom: .5rem;
    border-bottom: 1px solid var(--border);
}
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem 1.5rem; }
.field > label { margin: 0 0 .45rem; }
.field-grid + .field-grid, .field-grid + .field { margin-top: 1.25rem; }
.field-grid + .hint { margin-top: .75rem; }
.form-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: .75rem;
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}
.form-actions.centered { justify-content: center; }
.form-actions.centered .button { min-width: 14rem; }
.doc-footer { margin-top: 1.5rem; }
.card > form > .check-row.terms { align-items: flex-start; margin: 1.75rem 0 0; font-weight: 400; }
.check-row.terms > input { margin-top: .25rem; width: 1rem; height: 1rem; flex: none; }

@media (max-width: 640px) {
    .auth-card.wide { padding: 1.5rem 1.25rem; }
    .summary, .field-grid { grid-template-columns: 1fr; }
    .form-actions .button { flex: 1 1 100%; }
}

.empty-state { text-align: center; padding: 2.5rem 1.5rem; }
.empty-state .button { margin-top: 1rem; }

/* ---------- Listado de clubes ---------- */
.club-grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.club-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    height: 100%;
    margin: 0;
    color: var(--text);
    text-decoration: none;
    transition: box-shadow .15s, border-color .15s, transform .15s;
}
.club-card:hover { box-shadow: var(--shadow-hover); border-color: var(--primary); transform: translateY(-1px); }

.club-card-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: .5rem;
    font-weight: 600;
    font-size: 1.05rem;
}
.club-card-title .icon { color: var(--muted); }

.club-card-stats { display: flex; gap: .5rem; flex-wrap: wrap; }

.stat-chip {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .25rem .6rem;
    border-radius: 999px;
    background: var(--surface-2);
    color: var(--muted);
    font-size: .85rem;
    font-variant-numeric: tabular-nums;
}

/* ---------- Detalle ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.stat { display: flex; flex-direction: column; gap: .15rem; margin: 0; }
.stat-icon {
    display: inline-grid;
    place-items: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 8px;
    background: var(--primary-soft);
    color: var(--primary);
    margin-bottom: .5rem;
}
.stat-value { font-size: 2rem; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.1; }

.email-list, .impact-list { list-style: none; margin: 0; padding: 0; }
.email-list li, .impact-list li {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .55rem 0;
    border-bottom: 1px solid var(--border);
    overflow-wrap: anywhere;
}
.email-list li:last-child, .impact-list li:last-child { border-bottom: 0; }
.email-list .icon, .impact-list .icon { color: var(--muted); }

/* ---------- Eliminar ---------- */
.danger-card { border-color: var(--danger); }
.danger-card .impact-list { margin-bottom: 1.5rem; }

.confirm-phrase {
    padding: .1rem .4rem;
    border-radius: 4px;
    background: var(--danger-soft);
    color: var(--error-text);
    font-weight: 600;
    overflow-wrap: anywhere;
}

/* ---------- Modal ---------- */
body:has(dialog[open]) { overflow: hidden; }

.modal {
    width: min(480px, calc(100vw - 2rem));
    max-height: calc(100vh - 2rem);
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--surface);
    color: var(--text);
    box-shadow: 0 24px 60px rgba(10, 15, 25, .35);
}
.modal[open] { animation: modal-in .2s ease-out; }
.modal::backdrop {
    background: rgba(10, 15, 25, .55);
    backdrop-filter: blur(3px);
    animation: backdrop-in .2s ease-out;
}
.modal-content { padding: 1.5rem; }
.modal-header { display: flex; align-items: flex-start; gap: .85rem; margin-bottom: 1.25rem; }
.modal-header > div { flex: 1; }
.modal-header h2 { margin: 0 0 .15rem; font-size: 1.2rem; }
.modal-header p { margin: 0; }
.modal-icon {
    display: inline-grid;
    place-items: center;
    flex-shrink: 0;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    background: var(--danger-soft);
    color: var(--danger);
}
.modal-icon .icon { width: 1.4rem; height: 1.4rem; }
.modal .impact-list { margin-bottom: 1.25rem; }
.modal .actions { justify-content: flex-end; }
.button.icon-only { padding: .4rem; margin: -.25rem -.4rem 0 0; }

@keyframes modal-in {
    from { opacity: 0; transform: translateY(12px) scale(.97); }
    to { opacity: 1; transform: none; }
}
@keyframes backdrop-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ====================================================================
   Área de club (administradores y profesores)
   ==================================================================== */
.container.wide { max-width: 1200px; }



input[type="checkbox"], input[type="radio"] { width: auto; accent-color: var(--primary); }
input[type="date"], input[type="time"] { min-height: 2.6rem; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 1rem; }
.form-grid > div > label { margin-top: 1.1rem; }
.optional { font-weight: 400; color: var(--muted); font-size: .85rem; }
.section-title { display: flex; justify-content: space-between; align-items: center; gap: .75rem; flex-wrap: wrap; }
.section-title h2 { margin: 0; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
legend { font-weight: 600; padding: 0; margin-bottom: .4rem; }

.check-row { display: flex; align-items: center; gap: .55rem; font-weight: 500; margin: .4rem 0; cursor: pointer; }

/* ---------- Badges ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    padding: .1rem .55rem;
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 600;
    background: var(--surface-2);
    color: var(--muted);
    white-space: nowrap;
}
.badge .icon { width: .95em; height: .95em; }
.badge.success { background: var(--success-soft); color: var(--success); }
.badge.warning { background: var(--warning-soft); color: var(--warning); }
.badge.danger { background: var(--danger-soft); color: var(--error-text); }
.badge.info { background: var(--primary-soft); color: var(--primary); }

/* ---------- Tablas ---------- */
.table-wrap { overflow-x: auto; margin: 0 -1.25rem; padding: 0 1.25rem; }
table.data { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.data th, table.data td { padding: .6rem .6rem; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; }
table.data th { font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; white-space: nowrap; }
table.data tbody tr:last-child td { border-bottom: 0; }
table.data tbody tr:hover { background: var(--surface-2); }
table.data .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
table.data tfoot th, table.data tfoot td { border-top: 2px solid var(--border); border-bottom: 0; font-weight: 600; color: var(--text); font-size: .92rem; text-transform: none; letter-spacing: 0; }
table.data a { font-weight: 600; text-decoration: none; }
table.data a:hover { text-decoration: underline; }
tr.inactive td { color: var(--muted); }

/* Matriz de asistencia: primera columna fija al desplazar en horizontal */
table.matrix th, table.matrix td { text-align: center; padding: .45rem .35rem; }
table.matrix th:first-child, table.matrix td:first-child {
    position: sticky;
    left: 0;
    text-align: left;
    background: var(--surface);
    z-index: 1;
    min-width: 9rem;
    max-width: 14rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
table.matrix th.session { font-size: .72rem; text-transform: none; letter-spacing: 0; line-height: 1.2; }
table.matrix tbody tr:hover td:first-child { background: var(--surface-2); }

.mark {
    display: inline-grid;
    place-items: center;
    width: 1.6rem;
    height: 1.6rem;
    border-radius: 6px;
    font-size: .75rem;
    font-weight: 700;
    color: #fff;
}
.mark.PRESENT { background: var(--status-present); }
.mark.ABSENT { background: var(--status-absent); }
.mark.none { background: transparent; color: var(--muted); border: 1px dashed var(--border); }

.legend { display: flex; flex-wrap: wrap; gap: .4rem 1rem; list-style: none; margin: .5rem 0 0; padding: 0; font-size: .85rem; color: var(--muted); }
.legend li { display: inline-flex; align-items: center; gap: .4rem; }
.swatch { display: inline-block; width: .75rem; height: .75rem; border-radius: 3px; }
.swatch.PRESENT { background: var(--status-present); }
.swatch.ABSENT { background: var(--status-absent); }
.swatch.series { background: var(--chart-series); }

/* ---------- Filtros ---------- */
.filters {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: .75rem;
    margin-bottom: 1.25rem;
}
.filters label { margin: 0 0 .3rem; font-size: .8rem; color: var(--muted); }
.filters .field { flex: 1 1 140px; min-width: 0; }
.filters .presets { display: flex; gap: .35rem; flex-wrap: wrap; flex-basis: 100%; }
.chip {
    padding: .3rem .7rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--text);
    text-decoration: none;
    font-size: .85rem;
    background: var(--surface);
}
.chip:hover { background: var(--surface-2); }
.chip[aria-current="true"] { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); font-weight: 600; }
.search { max-width: 340px; margin-bottom: .75rem; }

/* ---------- KPIs ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.kpi { margin: 0; display: flex; flex-direction: column; gap: .15rem; }
.kpi .label { color: var(--muted); font-size: .85rem; }
.kpi .value { font-size: 1.9rem; font-weight: 650; line-height: 1.15; }
.kpi .sub { color: var(--muted); font-size: .8rem; }
.kpi.hero .value { font-size: 3rem; }
.kpi.hero { grid-column: span 2; }

.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 0 1rem; }

/* ---------- Gráficos (SVG con medidas en %, sin estilos en línea por la CSP) ---------- */
.chart { margin-top: .5rem; }
.chart-plot { position: relative; display: flex; align-items: stretch; gap: 2px; height: 200px; padding-left: 2.4rem; }
.chart-grid { position: absolute; left: 2.4rem; right: 0; height: 0; border-top: 1px solid var(--chart-grid); pointer-events: none; }
.chart-grid span { position: absolute; left: -2.4rem; top: -.55rem; width: 2rem; text-align: right; font-size: .7rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.chart-grid.g0 { bottom: 0; border-top-color: var(--chart-axis); }
.chart-grid.g25 { bottom: 25%; }
.chart-grid.g50 { bottom: 50%; }
.chart-grid.g75 { bottom: 75%; }
.chart-grid.g100 { bottom: 100%; }
.chart-col { position: relative; flex: 1 1 0; min-width: 0; display: flex; justify-content: center; }
.chart-col svg { width: 100%; max-width: 24px; height: 100%; overflow: hidden; display: block; }
.chart-col:hover rect, .chart-col:focus-visible rect { opacity: .8; }
.chart-col:focus-visible { box-shadow: var(--focus); border-radius: 4px; outline: none; }
.chart-col .empty { fill: transparent; }
.bar { fill: var(--chart-series); }
.chart-labels { display: flex; gap: 2px; padding-left: 2.4rem; margin-top: .35rem; }
/* Los rótulos pueden desbordar su columna: las vecinas sin rótulo les dejan sitio */
.chart-labels span { flex: 1 1 0; min-width: 0; text-align: center; font-size: .72rem; color: var(--muted); overflow: visible; white-space: nowrap; }
.chart-caption { font-size: .8rem; color: var(--muted); margin: .5rem 0 0; }

.hbars { list-style: none; margin: .5rem 0 0; padding: 0; display: grid; gap: .6rem; }
.hbars li { display: grid; grid-template-columns: minmax(6rem, 30%) 1fr 5.5rem; align-items: center; gap: .6rem; font-size: .9rem; }
.hbars .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hbars svg { width: 100%; height: 14px; display: block; }
.hbars .track { fill: var(--surface-2); }
.hbars .value { text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }

.stacked { width: 100%; height: 22px; display: block; margin-top: .5rem; }
.stacked rect.PRESENT { fill: var(--status-present); }
.stacked rect.LATE { fill: var(--status-late); }
.stacked rect.EXCUSED { fill: var(--status-excused); }
.stacked rect.ABSENT { fill: var(--status-absent); }

details.table-view { margin-top: .75rem; }
details.table-view summary { cursor: pointer; color: var(--muted); font-size: .85rem; }
details.table-view[open] summary { margin-bottom: .5rem; }

/* ---------- Listas de grupos / agenda ---------- */
.group-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 1rem; }
.group-card { display: flex; flex-direction: column; gap: .6rem; height: 100%; margin: 0; color: var(--text); text-decoration: none; transition: box-shadow .15s, border-color .15s; }
.group-card:hover { box-shadow: var(--shadow-hover); border-color: var(--primary); }
.group-card .title { display: flex; justify-content: space-between; gap: .5rem; align-items: flex-start; font-weight: 600; font-size: 1.05rem; }
.group-card .meta { display: flex; flex-wrap: wrap; gap: .4rem; }
.group-card .schedule { color: var(--muted); font-size: .88rem; }

.agenda { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.agenda li { display: flex; align-items: center; justify-content: space-between; gap: .75rem; flex-wrap: wrap; padding: .75rem 1rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.agenda .when { font-variant-numeric: tabular-nums; font-weight: 700; min-width: 6.5rem; }
.agenda .what { flex: 1 1 10rem; min-width: 0; }
.agenda .what span { display: block; color: var(--muted); font-size: .85rem; }

.rules { list-style: none; margin: 0; padding: 0; }
.rules li { padding: .5rem 0; border-bottom: 1px solid var(--border); display: flex; gap: .5rem; flex-wrap: wrap; align-items: baseline; }
.rules li:last-child { border-bottom: 0; }
.rules .time { font-weight: 700; font-variant-numeric: tabular-nums; }
.rules .period { color: var(--muted); font-size: .85rem; }

/* ---------- Pasar lista ---------- */
.rollcall { list-style: none; margin: 0; padding: 0; }
.rollcall li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem 1rem;
    padding: .6rem .5rem;
    border-bottom: 1px solid var(--border);
    transition: background-color .15s;
}
/* Pasar lista: todos asisten por defecto; «Falta» se pulsa solo en quien no ha venido */
.rollcall li:has(.absence-toggle input:checked) { background: var(--danger-soft); }
.absence-toggle { position: relative; display: inline-flex; align-items: center; gap: .9rem; flex: none; margin: 0; cursor: pointer; user-select: none; }
.absence-toggle input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.absence-present { display: inline-flex; align-items: center; gap: .3rem; font-size: .9rem; font-weight: 600; color: var(--success); }
.absence-button {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    min-height: 2.6rem;
    padding: .45rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--muted);
    font-weight: 600;
    transition: background-color .15s, border-color .15s, color .15s;
}
.absence-toggle:hover .absence-button { border-color: var(--status-absent); color: var(--status-absent); }
.absence-toggle input:focus-visible ~ .absence-button { box-shadow: var(--focus); }
.absence-toggle input:checked ~ .absence-present { visibility: hidden; }
.absence-toggle input:checked ~ .absence-button { background: var(--status-absent); border-color: var(--status-absent); color: #fff; }
/* Lista que ya no se puede modificar: solo se ve si asistió o faltó */
.absence-toggle:has(input:disabled) { cursor: default; }
.absence-toggle input:disabled:not(:checked) ~ .absence-button { display: none; }
.absence-toggle input:disabled ~ .absence-button { pointer-events: none; }
.rollcall li:last-child { border-bottom: 0; }
.rollcall .student { font-weight: 600; min-width: 0; overflow-wrap: anywhere; }
.rollcall-summary { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.sticky-actions { position: sticky; bottom: 0; background: var(--surface); padding: .75rem 0 .25rem; border-top: 1px solid var(--border); margin-top: 1rem; }

/* ---------- Formulario de grupo ---------- */
.rule {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: .9rem 1rem 1rem;
    margin-bottom: .75rem;
    background: var(--surface-2);
}
.rule-head { display: flex; justify-content: space-between; align-items: center; gap: .5rem; }
.rule-head strong { font-size: .9rem; }
.rule .form-grid label { margin-top: .6rem; font-size: .85rem; }
.days { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .5rem; }
.days label { margin: 0; }
.days input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.days span {
    display: inline-grid;
    place-items: center;
    min-width: 2.6rem;
    height: 2.3rem;
    padding: 0 .5rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    font-weight: 600;
    font-size: .85rem;
    cursor: pointer;
}
/* "~" y no "+": Thymeleaf añade un input oculto (_campo) justo después de cada casilla */
.days input:checked ~ span { background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
.days input:focus-visible ~ span { box-shadow: var(--focus); }
.split-tool { display: flex; flex-wrap: wrap; align-items: flex-end; gap: .5rem; padding: .75rem 1rem; border: 1px dashed var(--border); border-radius: var(--radius); margin-bottom: .75rem; }
.split-tool label { margin: 0 0 .3rem; font-size: .85rem; }
.split-tool p { flex-basis: 100%; margin: 0; font-size: .85rem; color: var(--muted); }

.checklist { max-height: 18rem; overflow-y: auto; border: 1px solid var(--border); border-radius: 8px; padding: .25rem .75rem; background: var(--surface); }
.checklist .check-row { margin: 0; padding: .45rem 0; border-bottom: 1px solid var(--border); }
.checklist .check-row:last-child { border-bottom: 0; }
.checklist .check-row[hidden] { display: none; }

.activation-link { display: flex; gap: .5rem; align-items: stretch; flex-wrap: wrap; margin-top: .5rem; }
.activation-link input { flex: 1 1 260px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .85rem; }

.choose-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .75rem; }
.choose-list a { display: flex; justify-content: space-between; align-items: center; gap: .75rem; margin: 0; color: var(--text); text-decoration: none; }
.choose-list a:hover { border-color: var(--primary); }

dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1rem; margin: 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; overflow-wrap: anywhere; }

pre.sample { background: var(--surface-2); border-radius: 8px; padding: .75rem; overflow-x: auto; font-size: .82rem; margin: .5rem 0 0; }
.error-list { margin: .25rem 0 0; padding-left: 1.1rem; }


/* ---------- Pie de página ---------- */
.site-footer { flex: none; width: 100%; margin-top: 2rem; background: var(--surface); border-top: 1px solid var(--border); }
.site-footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: .5rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem 1rem;
    font-size: .85rem;
    color: var(--muted);
}
.site-footer-brand { display: inline-flex; align-items: center; gap: .55rem; }
.site-footer-brand strong { color: var(--text); }
.site-footer-brand .brand-logo { width: 1.5rem; height: 1.5rem; }
.site-footer-links { display: flex; gap: 1.25rem; }
.site-footer-links a { color: var(--muted); text-decoration: none; }
.site-footer-links a:hover { color: var(--text); text-decoration: underline; }
.site-footer-copy { margin: 0; flex-basis: 100%; }
.auth-page .site-footer { margin-top: 2rem; }

/* ---------- Desplegables: flecha propia, más altos y legibles ---------- */
select:not([multiple]) {
    appearance: none;
    -webkit-appearance: none;
    padding-right: 2.5rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235f6b7a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right .75rem center;
    background-size: 1.1rem;
    cursor: pointer;
}
select:not([multiple]):hover { border-color: var(--primary); }
@media (prefers-color-scheme: dark) {
    select:not([multiple]) {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239aa5b4' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    }
}

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
    h1 { font-size: 1.45rem; }
    .hide-sm { display: none; }
    .user-chip { max-width: 55vw; }
    .header-actions { width: 100%; }
    .header-actions .button { flex: 1 1 auto; }
    .actions .button { flex: 1 1 auto; }
    .kpi.hero { grid-column: span 1; }
    .kpi.hero .value { font-size: 2.4rem; }
    .container { padding-top: 1rem; }
    .card { padding: 1rem; }
    .table-wrap { margin: 0 -1rem; padding: 0 1rem; }
    .hbars li { grid-template-columns: minmax(5rem, 34%) 1fr 4.75rem; }
    .chart-plot { height: 160px; }
}

@media print {
    .topbar, .app-header, .site-footer, .filters, .simple-filters, .actions, .header-actions { display: none; }
    .card { box-shadow: none; }
}

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

.email-list .push-right { margin-left: auto; }
.email-list li { flex-wrap: wrap; }

.add-students { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--border); gap: 1rem 2rem; }
.add-students h3 { font-size: 1rem; margin: 0 0 .75rem; }
.add-students > form:only-child { max-width: 32rem; }
.add-students label:first-of-type { margin-top: 0; }
.subheading { font-size: 1rem; margin: 1.25rem 0 .25rem; }

/* ---------- Cabecera del club: marca centrada arriba; módulos centrados y sesión debajo (sin borde entre ambos) ---------- */
.app-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}
/* El contenido se ve difuminado al pasar por detrás de la cabecera (si el navegador lo permite) */
@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .app-header, .topbar {
        background: var(--header-bg);
        -webkit-backdrop-filter: saturate(180%) blur(20px);
        backdrop-filter: saturate(180%) blur(20px);
    }
}
.topbar-row { display: flex; justify-content: center; align-items: center; padding: .65rem 1rem 0; }
.topbar-row .brand { font-size: 1.3rem; letter-spacing: -.015em; }
.subbar {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 1rem;
    min-height: 3rem;
    padding: 0 1rem;
}
.subbar > .module-nav { grid-column: 2; }
.subbar-end { grid-column: 3; justify-self: end; display: flex; align-items: center; gap: 1rem; min-width: 0; max-width: 100%; }
.bell {
    position: relative;
    display: inline-grid;
    place-items: center;
    flex: none;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    color: var(--muted);
    transition: color .15s, background-color .15s;
}
.bell .icon { width: 1.2rem; height: 1.2rem; }
.bell:hover, .bell[aria-current="page"] { color: var(--text); background: var(--surface-2); }
.bell-count {
    position: absolute;
    top: .1rem;
    right: .05rem;
    min-width: 1.05rem;
    height: 1.05rem;
    padding: 0 .25rem;
    border-radius: 999px;
    background: var(--danger);
    color: #fff;
    font-size: .66rem;
    font-weight: 700;
    line-height: 1.05rem;
    text-align: center;
    box-shadow: 0 0 0 2px var(--surface);
}

.module-nav ul { display: flex; align-items: center; gap: 1.5rem; margin: 0; padding: 0; list-style: none; }
.module-nav a {
    display: block;
    padding: .25rem 0;
    color: var(--muted);
    font-size: .875rem;
    white-space: nowrap;
    text-decoration: none;
    transition: color .15s;
}
.module-nav a:hover { color: var(--text); }
.module-nav a[aria-current="page"] { color: var(--text); font-weight: 600; }
.module-nav .module-home { max-width: 14rem; overflow: hidden; text-overflow: ellipsis; color: var(--text); font-weight: 600; }
/* El botón «Menú» y su casilla solo existen en el móvil */
.module-nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.module-nav-button { display: none; }
.module-nav-panel { display: contents; }
.nav-session { display: none; }

/* ---------- Menú de la persona (derecha): nombre, club y papel; cambiar de club y salir ---------- */
.user-menu { position: relative; min-width: 0; }
.user-trigger {
    display: flex;
    align-items: center;
    gap: .4rem;
    min-width: 0;
    padding: .25rem 0;
    color: var(--muted);
    cursor: pointer;
    list-style: none;
    transition: color .15s;
}
.user-trigger::-webkit-details-marker { display: none; }
.user-trigger:hover, .user-menu[open] > .user-trigger { color: var(--text); }
.user-trigger > .icon { width: .9rem; height: .9rem; transition: transform .15s; }
.user-menu[open] > .user-trigger > .icon { transform: rotate(180deg); }
.user-text { display: flex; flex-direction: column; min-width: 0; line-height: 1.2; text-align: left; }
.user-text strong { font-size: .875rem; font-weight: 500; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-text small { font-size: .75rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-trigger .user-text { max-width: 16rem; }
.user-panel {
    position: absolute;
    top: calc(100% + .35rem);
    right: 0;
    z-index: 30;
    width: min(18rem, calc(100vw - 2rem));
    padding: .35rem 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 6px 16px rgba(16, 24, 40, .12);
}
.user-panel-head { display: flex; flex-direction: column; gap: .1rem; padding: .55rem 1rem .7rem; }
.user-panel-head strong { font-size: .95rem; }
.user-panel-head span { font-size: .82rem; color: var(--muted); }
.user-panel-title { margin: 0; padding: .6rem 1rem .2rem; border-top: 1px solid var(--border); font-size: .8rem; color: var(--muted); }
.user-panel form { margin: 0; }
.club-text { display: flex; flex-direction: column; flex: 1 1 auto; min-width: 0; line-height: 1.25; text-align: left; }
.club-text span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.club-text small { font-size: .78rem; color: var(--muted); }
.club-option, .menu-item {
    display: flex;
    align-items: center;
    gap: .6rem;
    width: 100%;
    padding: .45rem 1rem;
    font: inherit;
    font-size: .9rem;
    color: var(--text);
    background: transparent;
    border: 0;
    text-decoration: none;
    cursor: pointer;
}
.club-option:hover, .menu-item:hover, .club-option:focus-visible, .menu-item:focus-visible { background: var(--surface-2); }
.club-option > .icon { width: 1rem; height: 1rem; color: var(--primary); }
.club-option[aria-current="true"] .club-text span { font-weight: 600; }
.user-panel-actions { margin-top: .35rem; padding-top: .35rem; border-top: 1px solid var(--border); }
.menu-item .icon { width: 1rem; height: 1rem; color: var(--muted); }

@media (max-width: 1200px) {
    .subbar { display: flex; padding: 0 .75rem; }
    .subbar-end .user-menu { display: none; }
    .module-nav { flex: 1 1 auto; min-width: 0; }
    .module-nav-button {
        display: inline-flex;
        align-items: center;
        gap: .5rem;
        max-width: 100%;
        padding: .45rem .5rem;
        border-radius: 6px;
        font-size: .9rem;
        font-weight: 600;
        cursor: pointer;
        user-select: none;
    }
    .module-nav-current { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font-weight: 400; }
    .module-nav-current::before { content: "·"; margin-right: .5rem; }
    .module-nav-toggle:focus-visible + .module-nav-button { box-shadow: var(--focus); }
    .module-nav-button:hover, .module-nav-toggle:checked + .module-nav-button { background: var(--surface-2); }
    .module-nav-panel {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        max-height: calc(100vh - 6rem);
        overflow-y: auto;
        overscroll-behavior: contain;
        padding: .25rem 0 .5rem;
        background: var(--surface);
        border-bottom: 1px solid var(--border);
        box-shadow: 0 8px 16px rgba(16, 24, 40, .08);
    }
    .module-nav-toggle:checked ~ .module-nav-panel { display: block; }
    .module-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
    .module-nav a { padding: .7rem 1.25rem; font-size: 1rem; }
    .module-nav a[aria-current="page"] { background: var(--surface-2); }
    .module-nav .module-home { max-width: none; }
    .nav-session { display: block; margin-top: .35rem; border-top: 1px solid var(--border); }
    .nav-session .user-panel-head { padding: .8rem 1.25rem .6rem; border-bottom: 0; }
    .nav-session .user-panel-title { padding: .6rem 1.25rem .2rem; }
    .nav-session .club-option, .nav-session .menu-item { padding: .65rem 1.25rem; font-size: 1rem; }
    .nav-session .user-panel-actions { margin-top: 0; }
    .module-nav .nav-session .menu-item { color: var(--text); }
}

/* ---------- Inicio del administrador: módulos en tarjetas ---------- */
.home-header { margin-bottom: 1.5rem; }
.modules {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}
.modules > li { display: flex; }
.module-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    padding: 1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
    color: var(--text);
    text-decoration: none;
    transition: border-color .15s, box-shadow .15s, transform .15s;
}
.module-card:hover { border-color: var(--primary); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.module-card:focus-visible { border-color: var(--primary); }
.module-icon {
    display: inline-grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    border-radius: 12px;
    background: var(--primary-soft);
    color: var(--primary);
}
.module-icon .icon { width: 1.5rem; height: 1.5rem; }
.module-card.featured .module-icon { background: var(--primary); color: var(--primary-text); }
.module-body { display: flex; flex-direction: column; gap: .4rem; flex: 1 1 auto; }
.module-title { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; font-size: 1.2rem; font-weight: 700; }
.module-title .badge { font-size: .72rem; font-weight: 600; }
.module-figure { font-size: 1.05rem; font-weight: 600; }
.module-desc { color: var(--muted); font-size: .95rem; }
.module-insight { display: flex; align-items: center; gap: .9rem; margin-top: .15rem; }
.insight-value { font-size: 2.6rem; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; white-space: nowrap; }
.insight-text { display: flex; flex-direction: column; gap: .15rem; font-size: .88rem; color: var(--muted); }
.insight-text strong { color: var(--text); font-size: .95rem; font-weight: 600; }
.module-note { display: inline-flex; align-items: center; gap: .4rem; font-size: .88rem; font-weight: 600; }
.module-note.warning { color: var(--warning); }
.module-cta {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding-top: .9rem;
    border-top: 1px solid var(--border);
    color: var(--primary);
    font-weight: 600;
}
.module-card:hover .module-cta .icon { transform: translateX(3px); }
.module-cta .icon { transition: transform .15s; }

/* ---------- Valoración de la asistencia: buena, regular o baja ---------- */
.good { --tone: var(--status-present); --tone-text: var(--success); --tone-soft: var(--success-soft); }
.fair { --tone: var(--status-late); --tone-text: var(--warning); --tone-soft: var(--warning-soft); }
.low { --tone: var(--status-absent); --tone-text: var(--error-text); --tone-soft: var(--danger-soft); }
.insight-value.good, .insight-value.fair, .insight-value.low,
.headline-value.good, .headline-value.fair, .headline-value.low { color: var(--tone-text); }
.bar.good, .bar.fair, .bar.low { fill: var(--tone); }
.swatch.good, .swatch.fair, .swatch.low { background: var(--tone); }
.tone-pill {
    display: inline-block;
    padding: .2rem .7rem;
    border-radius: 999px;
    background: var(--tone-soft, var(--surface-2));
    color: var(--tone-text, var(--muted));
    font-size: .85rem;
    font-weight: 700;
}

/* ---------- Módulo de asistencia ---------- */
.tabs {
    display: flex;
    gap: .25rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}
.tabs a {
    padding: .65rem 1rem;
    margin-bottom: -1px;
    color: var(--muted);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 3px solid transparent;
}
.tabs a:hover { color: var(--text); }
.tabs a[aria-current="page"] { color: var(--primary); border-bottom-color: var(--primary); }

.simple-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 1rem 1.25rem;
    margin-bottom: 1.25rem;
    padding: 1rem 1.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.simple-filters .field { flex: 0 1 17rem; min-width: 12rem; }
.simple-filters label {
    display: flex;
    align-items: center;
    gap: .4rem;
    margin: 0 0 .4rem;
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--muted);
}
.simple-filters label .icon { color: var(--primary); }
.simple-filters select {
    min-height: 2.9rem;
    font-size: 1rem;
    font-weight: 600;
    background-color: var(--surface-2);
    border-color: transparent;
}
.simple-filters select:hover { border-color: var(--primary); }
.simple-filters select:focus { background-color: var(--surface); border-color: var(--primary); }
.headline { display: flex; align-items: center; gap: 1.5rem 2.5rem; flex-wrap: wrap; padding: 1.5rem; }
.headline-figure { display: flex; flex-direction: column; align-items: flex-start; gap: .5rem; }
.headline-value { font-size: 3.4rem; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; white-space: nowrap; }
.headline-text { flex: 1 1 18rem; }
.headline-sentence { font-size: 1.3rem; font-weight: 600; margin: 0 0 .75rem; }
.headline-facts { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; list-style: none; margin: 0; padding: 0; color: var(--muted); }
.headline-facts strong { color: var(--text); font-size: 1.1rem; margin-right: .2rem; }
.headline-facts .warning strong, .headline-facts .warning { color: var(--warning); }
.chart-intro { margin-top: -.35rem; font-size: .92rem; }
.empty-note { color: var(--muted); padding: 1.5rem 0; text-align: center; }

.session-list { list-style: none; margin: .75rem 0 0; padding: 0; }
.session-list li {
    display: grid;
    grid-template-columns: minmax(11rem, 1.3fr) minmax(9rem, 1fr) minmax(10rem, 1fr) auto;
    align-items: center;
    gap: .5rem 1.25rem;
    padding: .9rem 0;
    border-top: 1px solid var(--border);
}
.session-list li:first-child { border-top: 0; }
.session-when, .session-by { display: flex; flex-direction: column; gap: .1rem; min-width: 0; }
.session-by .muted { font-size: .8rem; }
.session-when .muted { font-size: .88rem; }
.session-rate { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.session-list.students li { grid-template-columns: minmax(12rem, 1.5fr) minmax(12rem, 1fr) auto; }
.simple-filters input[type="search"] {
    min-height: 2.9rem;
    font-size: 1rem;
    background-color: var(--surface-2);
    border-color: transparent;
}
.simple-filters input[type="search"]:hover { border-color: var(--primary); }
.simple-filters input[type="search"]:focus { background-color: var(--surface); border-color: var(--primary); }
.simple-filters .button { min-height: 2.9rem; }

/* ---------- Notificaciones ---------- */
.notification-list { list-style: none; margin: 0; padding: 0; }
.notification-list li + li { border-top: 1px solid var(--border); }
.notification-list a {
    display: grid;
    grid-template-columns: .5rem 1fr auto;
    align-items: baseline;
    gap: .75rem;
    padding: .95rem .5rem;
    color: var(--muted);
    text-decoration: none;
}
.notification-list a:hover { background: var(--surface-2); }
.notification-list .unread a { color: var(--text); font-weight: 600; }
.notification-dot { width: .5rem; height: .5rem; border-radius: 50%; }
.notification-list .unread .notification-dot { background: var(--primary); }
.notification-when { font-size: .82rem; font-weight: 400; color: var(--muted); white-space: nowrap; }
@media (max-width: 600px) {
    .notification-list a { grid-template-columns: .5rem 1fr; }
    .notification-when { grid-column: 2; }
}

/* ---------- Módulos en construcción ---------- */
.construction { text-align: center; padding: 2.5rem 1.5rem; }
.construction .brand-mark { margin: 0 auto .75rem; }
.upcoming { list-style: none; display: grid; width: fit-content; gap: .5rem; margin: .75rem auto 1.5rem; padding: 0; text-align: left; }
.upcoming li { display: flex; align-items: center; gap: .5rem; }
.upcoming .icon { color: var(--success); }
.construction-note { align-items: flex-start; }
.construction-note .icon { margin-top: .15rem; }

@media (max-width: 900px) {
    .modules { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .session-list li { grid-template-columns: 1fr 1fr; }
    .session-list li > .button { justify-self: start; }
    .session-list.students li { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
    .modules { grid-template-columns: 1fr; gap: 1rem; }
    .module-card { padding: 1.25rem; }
    .session-by:empty { display: none; }
    .topbar { gap: .5rem; padding: .5rem .75rem; }
    .site-footer-inner { justify-content: center; text-align: center; }
    .headline { padding: 1.25rem; }
    .headline-value { font-size: 2.8rem; }
    .headline-sentence { font-size: 1.15rem; }
    .simple-filters .field { flex: 1 1 100%; }
    .session-list li, .session-list.students li { grid-template-columns: 1fr; }
    .session-list li > .button { width: 100%; }
}

/* Elegir club: cada club es un botón (POST) con aspecto de tarjeta */
.choose-list form { margin: 0; }
.choose-list button.card { display: flex; justify-content: space-between; align-items: center; gap: .75rem; width: 100%;
    margin: 0; color: var(--text); font: inherit; text-align: left; cursor: pointer; }
.choose-list button.card:hover { border-color: var(--primary); }
.choose-list .current { border-color: var(--primary); }
.choose-club + .choose-club { margin-top: 1.25rem; }
.choose-club-name { margin: 0 0 .5rem; font-size: 1rem; }
.choose-role-icon { display: inline-flex; flex: none; align-items: center; justify-content: center; width: 2.25rem;
    height: 2.25rem; border-radius: 50%; background: var(--surface-2); color: var(--primary); }
.choose-role-icon .icon { width: 1.15rem; height: 1.15rem; }
.choose-text { display: flex; flex: 1 1 auto; flex-direction: column; align-items: flex-start; gap: .15rem; min-width: 0; }

/* Invitaciones y accesos */
.invitation-summary { margin: 0 0 1rem; }
.access-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .75rem; }
.access-actions form { margin: 0; }

/* ---------- Área del profesor (pensada para el móvil) ---------- */
.container.teacher { max-width: 760px; }

/* Inicio: tarjetas de sus grupos. Las que imparte llevan el color de la aplicación; las de solo consulta, un fondo
   neutro, borde discontinuo y un ojo. */
.tgroups { list-style: none; margin: 0; padding: 0; display: grid; gap: .75rem; }
.tgroup-card {
    display: flex;
    align-items: center;
    gap: .9rem;
    min-height: 4.5rem;
    padding: 1rem 1rem 1rem 1.1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 5px solid var(--primary);
    border-radius: 12px;
    box-shadow: var(--shadow);
    color: var(--text);
    text-decoration: none;
    transition: border-color .15s, box-shadow .15s;
}
.tgroup-card:hover { box-shadow: var(--shadow-hover); border-color: var(--primary); }
.tgroup-card.views { background: var(--surface-2); border-style: dashed; border-left: 5px solid var(--muted); box-shadow: none; }
.tgroup-card.views:hover { border-color: var(--muted); }
.tgroup-icon {
    display: inline-grid;
    place-items: center;
    flex: none;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 10px;
    background: var(--primary);
    color: var(--primary-text);
}
.tgroup-icon .icon { width: 1.35rem; height: 1.35rem; }
.tgroup-card.views .tgroup-icon { background: var(--surface); color: var(--muted); border: 1px solid var(--border); }
.tgroup-body { display: flex; flex-direction: column; gap: .2rem; flex: 1 1 auto; min-width: 0; }
.tgroup-name { font-size: 1.1rem; font-weight: 700; overflow-wrap: anywhere; }
.tgroup-role { font-size: .85rem; color: var(--muted); }
.tgroup-card.teaches .tgroup-role { color: var(--primary); font-weight: 600; }
.tgroup-go, .action-go { display: inline-flex; flex: none; color: var(--muted); }
.today-pill {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    align-self: flex-start;
    margin-top: .3rem;
    padding: .2rem .65rem;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: .82rem;
    font-weight: 600;
}
.today-pill .icon { width: .95em; height: .95em; }
.today-pill.pending { background: var(--warning-soft); color: var(--warning); }
.today-pill.saved { background: var(--success-soft); color: var(--success); }

/* Ficha del grupo: información del club y tarjetas de operaciones */
.page-header h1 + .badge { margin-top: .25rem; }
.info-list { display: grid; gap: .75rem; margin: 0; }
.info-list > div { display: grid; grid-template-columns: 8.5rem 1fr; gap: .5rem; align-items: baseline; }
.info-list dt { display: inline-flex; align-items: center; gap: .45rem; color: var(--muted); font-size: .9rem; font-weight: 600; }
.info-list dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.info-line { display: block; }
.info-text { white-space: pre-line; font-weight: 400; }

.actions-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.actions-grid > li { display: flex; }
.actions-grid > li:first-child:has(.action-card.primary, .action-card.disabled) { grid-column: 1 / -1; }
.action-card {
    display: flex;
    align-items: center;
    gap: .85rem;
    width: 100%;
    min-height: 4.75rem;
    padding: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow);
    color: var(--text);
    text-decoration: none;
    transition: border-color .15s, box-shadow .15s;
}
a.action-card:hover { border-color: var(--primary); box-shadow: var(--shadow-hover); }
.action-icon {
    display: inline-grid;
    place-items: center;
    flex: none;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 10px;
    background: var(--primary-soft);
    color: var(--primary);
}
.action-icon .icon { width: 1.35rem; height: 1.35rem; }
.action-icon.danger { background: var(--danger-soft); color: var(--danger); }
.action-body { display: flex; flex-direction: column; gap: .2rem; flex: 1 1 auto; min-width: 0; }
.action-title { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; font-size: 1.05rem; font-weight: 700; }
.action-title .badge { font-size: .75rem; }
.action-desc { color: var(--muted); font-size: .88rem; }
.action-card.primary { border-color: var(--primary); border-width: 2px; }
.action-card.primary .action-icon { background: var(--primary); color: var(--primary-text); }
.action-card.disabled { background: var(--surface-2); box-shadow: none; border-style: dashed; color: var(--muted); }
.action-card.disabled .action-icon { background: var(--surface); color: var(--muted); border: 1px solid var(--border); }
.action-card.disabled .action-title { color: var(--muted); }

/* Consultar asistencia */
.chip-row { display: flex; gap: .5rem; overflow-x: auto; padding: .1rem .1rem .6rem; margin-bottom: .5rem; scrollbar-width: thin; }
.chip-row .chip { flex: none; padding: .45rem .9rem; font-size: .9rem; }
.pending-note { display: flex; align-items: center; gap: .45rem; color: var(--warning); font-weight: 600; font-size: .92rem; }
.day-list { list-style: none; margin: 0 0 .5rem; padding: 0; }
.day-list > li { border-bottom: 1px solid var(--border); }
.day-list > li:last-child { border-bottom: 0; }
.day-row { display: flex; align-items: center; gap: .75rem; min-height: 3.5rem; padding: .6rem .25rem; color: var(--text); text-decoration: none; }
a.day-row:hover { background: var(--surface-2); }
.day-when { display: flex; flex-direction: column; flex: 1 1 auto; min-width: 0; }
.day-when span { color: var(--muted); font-size: .85rem; font-variant-numeric: tabular-nums; }
.day-state { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: .4rem; }
.day-count { color: var(--muted); font-size: .85rem; }
.day-count strong { color: var(--text); font-size: 1rem; font-variant-numeric: tabular-nums; }

/* Alumnos */
.person-list { list-style: none; padding: .25rem 1rem; }
.person-list > li { border-bottom: 1px solid var(--border); }
.person-list > li:last-child { border-bottom: 0; }
.person-row { display: flex; align-items: center; gap: .75rem; min-height: 3.5rem; padding: .5rem 0; color: var(--text); text-decoration: none; }
a.person-row:hover .person-name > span:first-child { color: var(--primary); }
.person-name { display: flex; align-items: center; flex-wrap: wrap; gap: .25rem .5rem; flex: 1 1 auto; min-width: 0; font-weight: 600; overflow-wrap: anywhere; }
.avatar {
    display: inline-grid;
    place-items: center;
    flex: none;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 50%;
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 700;
}
.avatar.large { width: 3.5rem; height: 3.5rem; font-size: 1.4rem; }
.person-head { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.25rem; }
.person-head h1 { font-size: 1.4rem; margin: 0; overflow-wrap: anywhere; }
.person-head p { margin: 0; }
.person-card h2 { font-size: 1rem; margin-top: 1.25rem; color: var(--muted); }
.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list li { display: flex; align-items: center; gap: .75rem; padding: .6rem 0; border-bottom: 1px solid var(--border); }
.contact-list li:last-child { border-bottom: 0; }
.contact-icon { display: inline-grid; place-items: center; flex: none; width: 2.25rem; height: 2.25rem; border-radius: 8px; background: var(--surface-2); color: var(--muted); }
.contact-value { display: flex; flex-direction: column; flex: 1 1 auto; min-width: 0; overflow-wrap: anywhere; }
.contact-value small { color: var(--muted); font-size: .8rem; }
.status-line { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; }
.button.danger-text { color: var(--danger); }
.button.danger-text:hover { border-color: var(--danger); background: var(--danger-soft); }
.confirm-card { text-align: center; padding: 2rem 1.25rem; }
.confirm-card .modal-icon { margin: 0 auto 1rem; }
.confirm-card h1 { font-size: 1.35rem; overflow-wrap: anywhere; }
.stacked-actions { justify-content: center; }

/* Pasar lista: etiquetas junto al nombre */
.rollcall .student { display: flex; align-items: center; flex-wrap: wrap; gap: .25rem .5rem; }

/* Bandeja de solicitudes (administrador) */
.request-list { list-style: none; margin: 0; padding: 0; }
.request-head { display: flex; align-items: center; gap: .6rem; margin-bottom: .35rem; font-size: 1.05rem; }
.request-card .actions { margin-top: .75rem; }
.request-alert { text-decoration: none; align-items: center; margin-bottom: 1.25rem; }
.request-alert .push-right { margin-left: auto; color: var(--primary); }

@media (max-width: 600px) {
    .actions-grid { grid-template-columns: 1fr; }
    .info-list > div { grid-template-columns: 1fr; gap: .15rem; }
    .stacked-actions { flex-direction: column; }
    .stacked-actions .button { width: 100%; justify-content: center; }
    .request-card .actions form, .request-card .actions form .button { width: 100%; }
    .request-card .actions .button { justify-content: center; }
}
.swatch.none { background: transparent; border: 1px dashed var(--muted); }
.section-title + .chart-intro { margin-top: .4rem; }
.person-row > .button, .person-row > .badge { flex: none; white-space: nowrap; }