:root {
    --salas-bg-page: #FBFBFA;
    --salas-bg: #F6F6F3;
    --salas-surface: #FFFFFF;
    --salas-ink: #23262A;
    --salas-ink-muted: #6E7176;
    --salas-ink-faint: #9A9C98;
    --salas-line: #E4E4E0;
    --salas-line-inner: #EDEDE8;
    --salas-line-input: #D5D5D0;
    --salas-accent: #1F4E6B;
    --salas-accent-hover: #16384E;
    --salas-accent-ink: #FFFFFF;
    --salas-booking-bg: #E8EEF2;
    --salas-booking-border: #C6D3DB;
    --salas-ok: #2F5D50;
    --salas-ok-bg: rgba(47, 93, 80, 0.1);
    --salas-warn: #8A6A2E;
    --salas-warn-bg: #FBF6EC;
    --salas-warn-border: #D9C9A8;
    --salas-error: #8C3B2E;
    --salas-error-bg: #FBF3F1;
    --salas-error-border: #E2CFCB;
    --salas-radius: 2px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--salas-bg-page);
    color: var(--salas-ink);
    font-family: 'Source Sans 3', system-ui, sans-serif;
    line-height: 1.5;
}

h1, h2, h3 {
    font-family: 'Spectral', Georgia, serif;
    font-weight: 400;
    margin: 0 0 0.5em;
}

.salas-header {
    padding: 1rem 1.5rem 0;
    border-bottom: 1px solid var(--salas-line);
    background: #fff;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.salas-header__left {
    display: flex;
    align-items: flex-end;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.salas-header__admin {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-bottom: 0.9rem;
    font-size: 0.9rem;
    color: var(--salas-ink-muted);
}
.salas-header__admin a { color: var(--salas-accent); text-decoration: none; }

.salas-header__brand {
    font-family: 'Spectral', Georgia, serif;
    font-weight: 600;
    font-size: 1.25rem;
    padding-bottom: 0.9rem;
    color: var(--salas-ink);
    text-decoration: none;
}

.salas-toplevel-tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: -1px;
}
.salas-toplevel-tabs a {
    display: inline-block;
    padding: 0.8rem 1.25rem;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    text-decoration: none;
    color: var(--salas-ink-muted);
    background: transparent;
    border: 1px solid transparent;
    border-bottom-color: transparent;
    border-radius: var(--salas-radius) var(--salas-radius) 0 0;
    white-space: nowrap;
}
.salas-toplevel-tabs a.is-active {
    color: var(--salas-accent);
    background: var(--salas-surface);
    border-color: var(--salas-line);
    border-bottom-color: var(--salas-surface);
}

.salas-main {
    max-width: 880px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.salas-card {
    background: #fff;
    border: 1px solid var(--salas-line);
    border-radius: var(--salas-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.salas-field { margin-bottom: 1rem; }

.salas-field label {
    display: block;
    font-weight: 400;
    margin-bottom: 0.4375rem;
    font-size: 0.8125rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--salas-ink-muted);
}

.input, .select, textarea.input {
    width: 100%;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--salas-line-input);
    border-radius: var(--salas-radius);
    font-family: inherit;
    font-size: 1rem;
    background: #fff;
    color: var(--salas-ink);
}

.input:focus, .select:focus {
    outline: 2px solid var(--salas-accent);
    outline-offset: 1px;
}

.salas-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.salas-salas-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.salas-sala-opt {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.7rem;
    border: 1px solid var(--salas-line);
    border-radius: var(--salas-radius);
}

.btn {
    display: inline-block;
    padding: 0.65rem 1.25rem;
    border-radius: var(--salas-radius);
    border: 1px solid var(--salas-accent);
    background: var(--salas-accent);
    color: var(--salas-accent-ink);
    font-weight: 600;
    cursor: pointer;
    font-size: 1rem;
    font-family: inherit;
    text-decoration: none;
}
.btn:hover { background: var(--salas-accent-hover); border-color: var(--salas-accent-hover); }

.btn--secondary {
    background: #fff;
    color: var(--salas-ink);
    border-color: var(--salas-line);
}

.btn--danger {
    background: #fff;
    color: var(--salas-error);
    border-color: var(--salas-error);
}

.salas-errors {
    background: var(--salas-error-bg);
    color: var(--salas-error);
    border: 1px solid var(--salas-error-border);
    border-radius: var(--salas-radius);
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.salas-messages { list-style: none; padding: 0; margin: 0 0 1rem; }
.salas-messages__item {
    border-radius: var(--salas-radius);
    padding: 0.6rem 0.9rem;
    margin-bottom: 0.5rem;
    border: 1px solid var(--salas-line);
}
.salas-messages__item--success { background: var(--salas-ok-bg); color: var(--salas-ok); border-color: var(--salas-ok); }
.salas-messages__item--error { background: var(--salas-error-bg); color: var(--salas-error); border-color: var(--salas-error-border); }

.salas-estado {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: var(--salas-radius);
}
.salas-estado--activa { background: var(--salas-ok-bg); color: var(--salas-ok); }
.salas-estado--pendiente { background: var(--salas-warn-bg); color: var(--salas-warn); }
.salas-estado--cancelada { background: var(--salas-error-bg); color: var(--salas-error); }

.salas-dias-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.salas-dia-chip {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    border: 1px solid var(--salas-line);
    border-radius: var(--salas-radius);
    padding: 0.35rem 0.6rem;
    font-size: 0.85rem;
}
.salas-dia-chip--excluido {
    text-decoration: line-through;
    color: var(--salas-ink-muted);
    background: var(--salas-bg);
}

.salas-honeypot { position: absolute; left: -9999px; top: -9999px; }

/* ------------------------------------------------------------------ */
/* Panel de administración                                            */
/* ------------------------------------------------------------------ */

.salas-admin-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.salas-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    border-bottom: 1px solid var(--salas-line);
    margin-bottom: 1.5rem;
}
.salas-tabs a {
    display: inline-block;
    padding: 0.6rem 0.9rem;
    color: var(--salas-ink-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    border-bottom: 2px solid transparent;
}
.salas-tabs a.is-active {
    color: var(--salas-accent);
    border-bottom-color: var(--salas-accent);
}

.salas-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.salas-table th, .salas-table td {
    text-align: left;
    padding: 0.55rem 0.6rem;
    border-bottom: 1px solid var(--salas-line);
    vertical-align: top;
}
.salas-table th { color: var(--salas-ink-muted); font-weight: 600; font-size: 0.8rem; }

.salas-table-actions form { display: inline; margin-right: 0.4rem; }
.salas-table-actions > a { margin-right: 0.4rem; }
.salas-table-actions .btn, .salas-table-actions .btn--secondary, .salas-table-actions .btn--danger {
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
}

.salas-filtros { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: end; margin-bottom: 1rem; }
.salas-filtros .salas-field { margin-bottom: 0; min-width: 160px; }

.salas-pagination { display: flex; gap: 0.5rem; margin-top: 1rem; align-items: center; font-size: 0.9rem; }

.salas-mapa-lienzo {
    position: relative;
    width: 100%;
    padding-bottom: 60%;
    background: var(--salas-bg);
    border: 1px solid var(--salas-line);
    border-radius: var(--salas-radius);
    margin-bottom: 1.5rem;
    overflow: hidden;
    touch-action: none;
}

.salas-mapa-sala {
    position: absolute;
    border: 1px solid var(--salas-accent);
    background: rgba(31, 78, 107, 0.12);
    border-radius: var(--salas-radius);
    padding: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: move;
    user-select: none;
    min-width: 40px;
    min-height: 40px;
    display: flex;
    align-items: flex-start;
}
.salas-mapa-sala--mantenimiento {
    border-color: var(--salas-warn-border);
    background: repeating-linear-gradient(45deg, #E6E6E1 0 5px, #D8D8D1 5px 10px);
    color: var(--salas-warn);
}

.salas-mapa-resize {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 18px;
    height: 18px;
    background: var(--salas-accent);
    border-top-left-radius: var(--salas-radius);
    cursor: nwse-resize;
    touch-action: none;
}

.salas-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: var(--salas-radius);
    background: var(--salas-bg);
    color: var(--salas-ink-muted);
    border: 1px solid var(--salas-line);
}
.salas-badge--principal { background: var(--salas-ok-bg); color: var(--salas-ok); border-color: var(--salas-ok); }

/* ------------------------------------------------------------------ */
/* Calendario público                                                  */
/* ------------------------------------------------------------------ */

.salas-cal-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.salas-cal-toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 1rem;
}

.salas-cal-filtros { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: end; }
.salas-cal-filtros .salas-field { margin-bottom: 0; min-width: 160px; }

.salas-cal-nav {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}
.salas-cal-titulo { margin: 0; font-size: 1.1rem; }

.salas-cal-chip {
    border: 1px solid var(--salas-line);
    border-radius: var(--salas-radius);
    padding: 0.3rem 0.5rem;
    margin-bottom: 0.35rem;
    font-size: 0.8rem;
    line-height: 1.35;
}
.salas-cal-chip strong { display: block; font-size: 0.75rem; }
.salas-cal-chip__salas { display: block; color: var(--salas-ink-muted); font-size: 0.75rem; }
.salas-cal-chip--reserva { background: var(--salas-booking-bg); border-color: var(--salas-booking-border); }
.salas-cal-chip--bloqueo {
    background: var(--salas-warn-bg);
    border-color: var(--salas-warn);
    border-style: dashed;
    color: var(--salas-warn);
}
.salas-cal-chip__accion { margin-top: 0.3rem; }
.salas-cal-chip__accion .btn--secondary { padding: 0.15rem 0.5rem; font-size: 0.7rem; }

.salas-cal-vacio { color: var(--salas-ink-muted); font-size: 0.8rem; margin: 0 0 0.35rem; }

/* Semana: tabla de 7 columnas (escritorio) / agenda apilada (móvil) */
.salas-cal-semana-tabla {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.75rem;
}
.salas-cal-dia-col {
    border: 1px solid var(--salas-line);
    border-radius: var(--salas-radius);
    padding: 0.5rem;
    background: #fff;
    min-height: 120px;
}
.salas-cal-dia-col.is-hoy { border-color: var(--salas-accent); }
.salas-cal-dia-col__header {
    font-weight: 600;
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
    text-transform: capitalize;
}

.salas-cal-semana-agenda { display: none; }
.salas-cal-agenda-dia {
    border: 1px solid var(--salas-line);
    border-radius: var(--salas-radius);
    padding: 0.75rem;
    background: #fff;
    margin-bottom: 0.75rem;
}
.salas-cal-agenda-dia.is-hoy { border-color: var(--salas-accent); }
.salas-cal-agenda-dia h3 { font-size: 0.95rem; text-transform: capitalize; margin-bottom: 0.5rem; }

@media (max-width: 899px) {
    .salas-cal-semana-tabla { display: none; }
    .salas-cal-semana-agenda { display: block; }
}

/* Mes: rejilla 7 columnas con "+N más" */
.salas-cal-mes__dow, .salas-cal-mes__semana {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.4rem;
}
.salas-cal-mes__dow {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--salas-ink-muted);
    margin-bottom: 0.4rem;
    text-align: center;
}
.salas-cal-mes__semana { margin-bottom: 0.4rem; }
.salas-cal-mes__dia {
    border: 1px solid var(--salas-line);
    border-radius: var(--salas-radius);
    padding: 0.35rem;
    background: #fff;
    min-height: 90px;
    font-size: 0.75rem;
}
.salas-cal-mes__dia.is-fuera-mes { background: var(--salas-bg); color: var(--salas-ink-muted); }
.salas-cal-mes__dia.is-hoy { border-color: var(--salas-accent); }
.salas-cal-mes__dia-num { font-weight: 600; margin-bottom: 0.25rem; }
.salas-cal-mes__mas summary { cursor: pointer; color: var(--salas-accent); font-size: 0.75rem; }

/* Año: 12 mini-calendarios coloreados por densidad de reservas */
.salas-cal-anio {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
}
.salas-cal-anio__mes h3 { font-size: 0.95rem; margin-bottom: 0.4rem; text-transform: capitalize; }
.salas-cal-anio__dow, .salas-cal-anio__semana {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
}
.salas-cal-anio__dow {
    font-size: 0.65rem;
    color: var(--salas-ink-muted);
    text-align: center;
    margin-bottom: 2px;
}
.salas-cal-anio__dia {
    display: block;
    text-align: center;
    font-size: 0.65rem;
    padding: 0.2rem 0;
    border-radius: var(--salas-radius);
    text-decoration: none;
    color: var(--salas-ink);
    background: var(--salas-bg);
}
.salas-cal-anio__dia.is-fuera-mes { opacity: 0.35; }
.salas-cal-anio__dia.is-hoy { outline: 1px solid var(--salas-accent); }
.salas-cal-anio__dia--nivel1 { background: var(--salas-booking-bg); }
.salas-cal-anio__dia--nivel2 { background: #A9C0CE; }
.salas-cal-anio__dia--nivel3 { background: var(--salas-accent); color: #fff; }

/* ------------------------------------------------------------------ */
/* Reservar: asistente de 3 pasos (mapa/lista de salas, resumen)      */
/* ------------------------------------------------------------------ */

.salas-reservar-main {
    max-width: 1180px;
    margin: 0 auto;
    padding: 2rem 1.5rem 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.salas-paso-encabezado {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 1.1rem;
}
.salas-paso-encabezado__titulo { display: flex; align-items: baseline; gap: 0.75rem; }
.salas-paso-numero {
    font-family: 'Spectral', Georgia, serif;
    font-size: 0.8rem;
    color: var(--salas-accent);
    letter-spacing: 0.14em;
    text-transform: uppercase;
}
.salas-paso-encabezado h2 { font-weight: 400; font-size: 1.35rem; margin: 0; }

.salas-segmentado {
    display: inline-flex;
    gap: 4px;
    border: 1px solid var(--salas-line);
    background: var(--salas-surface);
    padding: 3px;
}
.salas-segmentado button {
    border: none;
    background: none;
    padding: 0.5rem 0.9rem;
    font-size: 0.9rem;
    font-family: inherit;
    color: var(--salas-ink-muted);
    cursor: pointer;
    border-radius: var(--salas-radius);
}
.salas-segmentado button.is-active { background: var(--salas-accent); color: var(--salas-accent-ink); }

.salas-paso1-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
}
.salas-paso1-texto {
    font-size: 0.9rem;
    color: var(--salas-ink-muted);
    line-height: 1.55;
}

.salas-aviso-bloqueadas {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    border: 1px solid var(--salas-warn-border);
    background: var(--salas-warn-bg);
    padding: 1rem 1.1rem;
    margin-bottom: 1.1rem;
}
.salas-aviso-bloqueadas__titulo {
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--salas-warn);
}
.salas-aviso-bloqueadas__item { font-size: 0.9rem; color: #4A4437; }

.salas-planta {
    position: relative;
    width: 100%;
    padding-top: 58%;
    background: var(--salas-bg);
    border: 1px solid var(--salas-line-inner);
}

.salas-sala-checkbox {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
    pointer-events: none;
}

.salas-sala-mapa-btn {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    border: 1px solid #C9C9C2;
    background: #FFFFFF;
    color: var(--salas-ink);
    cursor: pointer;
    text-align: center;
    padding: 4px;
    font-family: inherit;
}
.salas-sala-mapa-btn.is-seleccionada {
    background: var(--salas-accent);
    border-color: var(--salas-accent);
    color: var(--salas-accent-ink);
    box-shadow: 0 1px 3px rgba(31, 78, 107, 0.28);
}
.salas-sala-mapa-btn.is-bloqueada {
    background: repeating-linear-gradient(45deg, #E6E6E1 0 5px, #D8D8D1 5px 10px);
    border-color: #C9C9C2;
    color: #8A8C86;
    cursor: not-allowed;
}
.salas-sala-mapa-btn__nombre { font-family: 'Spectral', Georgia, serif; font-size: clamp(11px, 1.7vw, 16px); line-height: 1.2; }
.salas-sala-mapa-btn__estado { font-size: clamp(9px, 1.2vw, 12px); letter-spacing: 0.07em; text-transform: uppercase; opacity: 0.75; }

.salas-leyenda { display: flex; flex-wrap: wrap; gap: 1.3rem; margin-top: 1.1rem; font-size: 0.8rem; color: var(--salas-ink-muted); }
.salas-leyenda__muestra { display: inline-flex; align-items: center; gap: 8px; }
.salas-leyenda__caja { width: 13px; height: 13px; border: 1px solid #C9C9C2; display: inline-block; }
.salas-leyenda__caja--disponible { background: #FFFFFF; }
.salas-leyenda__caja--seleccionada { background: var(--salas-accent); border-color: var(--salas-accent); }
.salas-leyenda__caja--bloqueada { background: repeating-linear-gradient(45deg, #E6E6E1 0 5px, #D8D8D1 5px 10px); }

.salas-lista-salas { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.salas-sala-lista-btn {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    text-align: left;
    border: 1px solid var(--salas-line);
    background: var(--salas-surface);
    padding: 0.9rem 1rem;
    cursor: pointer;
    font-family: inherit;
    color: var(--salas-ink);
}
.salas-sala-lista-btn__cabecera { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.salas-sala-lista-btn__nombre { font-family: 'Spectral', Georgia, serif; font-size: 1.1rem; }
.salas-sala-lista-btn__estado { font-size: 0.75rem; letter-spacing: 0.07em; text-transform: uppercase; opacity: 0.7; }
.salas-sala-lista-btn__detalle { font-size: 0.85rem; opacity: 0.8; }
.salas-sala-lista-btn.is-seleccionada {
    background: var(--salas-accent);
    border-color: var(--salas-accent);
    color: var(--salas-accent-ink);
}
.salas-sala-lista-btn.is-bloqueada {
    background: var(--salas-bg);
    color: var(--salas-ink-faint);
    cursor: not-allowed;
}

.salas-resumen-bar {
    position: sticky;
    bottom: 0;
    border-top: 1px solid var(--salas-line);
    background: var(--salas-surface);
    padding: 1.1rem 1.5rem;
    margin: 0 -1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
    justify-content: space-between;
}
.salas-resumen-bar__texto { font-size: 0.95rem; line-height: 1.6; color: #55585C; max-width: 620px; }
.salas-resumen-bar__acciones { display: flex; flex-direction: column; align-items: flex-end; gap: 0.6rem; }
.salas-resumen-bar__error { font-size: 0.9rem; color: var(--salas-error); }