:root {
    --primario: #0f172a;
    --primario-hover: #1e293b;
    --secundario: #2563eb;
    --fondo: #f8fafc;
    --panel: #ffffff;
    --texto: #0f172a;
    --texto-secundario: #475569;
    --gris: #64748b;
    --borde: #e2e8f0;
    --borde-dark: #cbd5e1;
    --ok: #15803d;
    --error: #b91c1c;
    --info: #0369a1;
    --radio: 0px;
    --sombra: none;
}

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: var(--texto); background: var(--fondo); font-size: 0.88rem; line-height: 1.5; }

body.admin { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
a { color: var(--secundario); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Sidemenu */
.sidemenu {
    background: #0b1329;
    color: #fff;
    display: flex;
    flex-direction: column;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    height: 100vh;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.sidemenu__marca {
    font-weight: 800;
    font-size: 1.05rem;
    padding: 0.5rem 1.25rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
    color: #ffffff;
}
.sidemenu__nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1px;
}
.sidemenu__item {
    color: rgba(255, 255, 255, 0.75);
    padding: 0.55rem 1.25rem;
    border-radius: 0;
    font-size: 0.86rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    transition: background 0.15s, color 0.15s;
    text-decoration: none;
    border-left: 3px solid transparent;
}
.sidemenu__item:hover, .sidemenu__item.activo {
    background: rgba(255, 255, 255, 0.06);
    color: #ffffff;
    border-left-color: #38bdf8;
    text-decoration: none;
}
.sidemenu__usuario {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.85rem 1.25rem 0.5rem;
    font-size: 0.8rem;
    display: grid;
    gap: 0.2rem;
}
.sidemenu__usuario strong {
    color: #ffffff;
    font-size: 0.85rem;
}
.sidemenu__usuario span {
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}
.sidemenu__usuario a {
    color: #f87171;
    text-decoration: none;
    margin-top: 0.2rem;
    font-weight: 600;
}
.sidemenu__usuario a:hover {
    text-decoration: underline;
}

/* Main Content */
.contenido {
    padding: 1.25rem 1.75rem;
    max-width: 1350px;
    width: 100%;
}

.pagina__cabecera {
    margin-bottom: 1rem;
}
.pagina__cabecera h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primario);
    margin: 0;
    letter-spacing: -0.01em;
}
.pagina__cabecera p {
    color: var(--gris);
    margin: 0.2rem 0 0;
    font-size: 0.84rem;
}
.pagina__subtitulo {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primario);
    margin: 1.25rem 0 0.65rem;
    letter-spacing: -0.01em;
}

/* Stat Cards (KPIs) - Minimalist flat boxes without roundings/shadows */
.tarjetas--estad {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.65rem;
    margin-bottom: 1.25rem;
}
.estad {
    background: var(--panel);
    border: 1px solid var(--borde);
    border-radius: 0;
    box-shadow: none;
    padding: 0.85rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}
.estad__valor {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--primario);
    line-height: 1.15;
}
.estad__etiqueta {
    color: var(--gris);
    font-size: 0.8rem;
    font-weight: 500;
}

/* CRUD Tables - Minimalist, compact, sharp borders */
.tabla-envoltura {
    overflow-x: auto;
    background: var(--panel);
    border: 1px solid var(--borde);
    border-radius: 0;
    box-shadow: none;
    margin-bottom: 1rem;
}
.tabla {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}
.tabla th, .tabla td {
    padding: 0.55rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--borde);
    vertical-align: middle;
}
.tabla th {
    background: #f8fafc;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gris);
    border-bottom: 1px solid var(--borde-dark);
}
.tabla td small {
    display: block;
    color: var(--gris);
    font-size: 0.74rem;
    margin-top: 1px;
}
.tabla tr:last-child td {
    border-bottom: none;
}
.tabla tbody tr:hover {
    background: #f8fafc;
}

/* Status Badges - Compact minimalist tag style */
.estado {
    display: inline-block;
    padding: 2px 7px;
    border-radius: 0;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: 1px solid transparent;
}
.estado--pendiente { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.estado--confirmada { background: #eff6ff; color: #1d4ed8; border-color: #dbeafe; }
.estado--en_curso { background: #f0fdf4; color: #15803d; border-color: #bbf7d0; }
.estado--finalizada { background: #f1f5f9; color: #475569; border-color: #e2e8f0; }
.estado--cancelada, .estado--anulada { background: #fef2f2; color: #b91c1c; border-color: #fecaca; }
.estado--alta { background: #f0fdf4; color: #15803d; border-color: #bbf7d0; }
.estado--reparacion { background: #fef2f2; color: #b91c1c; border-color: #fecaca; }
.estado--alquiler { background: #eff6ff; color: #1d4ed8; border-color: #dbeafe; }
.estado--baja { background: #f1f5f9; color: #475569; border-color: #e2e8f0; }
.estado--pagada { background: #f0fdf4; color: #15803d; border-color: #bbf7d0; }

/* Alerts */
.alerta {
    padding: 0.65rem 0.95rem;
    border-radius: 0;
    margin-bottom: 0.85rem;
    font-size: 0.84rem;
    border: 1px solid;
}
.alerta--ok { background: #f0fdf4; color: #166534; border-color: #bbf7d0; }
.alerta--error { background: #fef2f2; color: #991b1b; border-color: #fecaca; }
.alerta--info { background: #eff6ff; color: #1e40af; border-color: #bfdbfe; }

/* Buttons - Minimalist flat with crisp lines */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.45rem 0.85rem;
    border: 1px solid transparent;
    border-radius: 0;
    cursor: pointer;
    font-size: 0.84rem;
    font-weight: 600;
    text-decoration: none;
    line-height: 1.25;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { text-decoration: none; }
.btn--primario { background: #0f172a; color: #fff; border-color: #0f172a; }
.btn--primario:hover { background: #1e293b; border-color: #1e293b; }
.btn--secundario { background: #2563eb; color: #fff; border-color: #2563eb; }
.btn--secundario:hover { background: #1d4ed8; border-color: #1d4ed8; }
.btn--linea { background: #fff; border-color: var(--borde); color: var(--texto); }
.btn--linea:hover { background: #f8fafc; border-color: var(--borde-dark); }
.btn--peligro { background: #fff; color: #b91c1c; border-color: #fecaca; }
.btn--peligro:hover { background: #fef2f2; border-color: #b91c1c; }
.btn--whatsapp { background: #16a34a; color: #fff; border-color: #16a34a; }
.btn--whatsapp:hover { background: #15803d; border-color: #15803d; color: #fff; }
.btn--sm { padding: 0.25rem 0.55rem; font-size: 0.78rem; }

.pagina__acciones {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.85rem;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* Forms & Inputs - Sharp borders, minimal spacing */
form.panel-form {
    background: var(--panel);
    border: 1px solid var(--borde);
    border-radius: 0;
    box-shadow: none;
    padding: 1.15rem 1.35rem;
    max-width: 800px;
}
label {
    display: grid;
    gap: 0.25rem;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #334155;
}
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], input[type=url], select, textarea {
    font: inherit;
    padding: 0.45rem 0.65rem;
    border: 1px solid var(--borde);
    border-radius: 0;
    background: #fff;
    width: 100%;
    font-size: 0.86rem;
    color: var(--texto);
    transition: border-color 0.15s;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 1px #2563eb;
}
.grupo--2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.grupo--3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.75rem; }

/* Filter Bar */
.filtros {
    background: var(--panel);
    border: 1px solid var(--borde);
    border-radius: 0;
    box-shadow: none;
    padding: 0.65rem 0.85rem;
    margin-bottom: 0.85rem;
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    align-items: end;
}
.filtros input, .filtros select {
    width: auto;
    min-width: 140px;
}

/* Table Actions & Miniatures */
.inline { display: inline-flex; gap: 0.35rem; align-items: center; }
form.inline { display: inline-flex; }
.tabla__acciones { display: flex; gap: 0.35rem; align-items: center; flex-wrap: wrap; }
.tabla__acciones form { margin: 0; }
.campo-error { color: var(--error); font-weight: 500; font-size: 0.78rem; margin-top: 2px; }
.check { display: flex; flex-direction: row; align-items: center; gap: 0.5rem; cursor: pointer; }
.check input { width: auto; margin: 0; }
.miniatura { width: 52px; height: 38px; object-fit: cover; border-radius: 0; border: 1px solid var(--borde); display: block; }
.galeria-admin { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 0.75rem; }
.galeria-admin__item { background: var(--panel); border: 1px solid var(--borde); border-radius: 0; box-shadow: none; padding: 0.5rem; display: grid; gap: 0.4rem; }
.galeria-admin__item img { width: 100%; height: 90px; object-fit: cover; border-radius: 0; }
.paginacion { display: flex; align-items: center; gap: 0.75rem; margin-top: 0.85rem; }
.paginacion__info { color: var(--gris); font-size: 0.82rem; }

/* Tabs (Ajustes) - Clean flat tab line */
.tabs__nav {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--borde);
    margin-bottom: 0.95rem;
    flex-wrap: wrap;
}
.tabs__tab {
    background: transparent;
    border: none;
    padding: 0.5rem 0.95rem;
    cursor: pointer;
    font: inherit;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--gris);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 0.15s, border-color 0.15s;
}
.tabs__tab:hover { color: var(--texto); }
.tabs__tab--activa { color: #2563eb; border-bottom-color: #2563eb; }
.tabs__panel { display: none; }
.tabs__panel--activa { display: block; }
.tabs__form {
    background: var(--panel);
    border: 1px solid var(--borde);
    border-radius: 0;
    box-shadow: none;
    padding: 1.15rem 1.35rem;
}
.tabs__form .pagina__acciones { justify-content: flex-end; margin-top: 0.75rem; }
.oculto { display: none !important; }
.smtp-prueba { border-top: 1px solid var(--borde); margin-top: 0.75rem; padding-top: 0.75rem; }
.smtp-prueba h3 { font-size: 0.88rem; margin: 0 0 0.5rem; }
.resumen-totales { margin-top: 0.95rem; }
.resumen-totales .tabla {
    background: var(--panel);
    border: 1px solid var(--borde);
    border-radius: 0;
    box-shadow: none;
    max-width: 380px;
    margin-left: auto;
}
.resumen-totales td:last-child { text-align: right; }

/* Auth page (Admin Login) */
body.auth { display: grid; place-items: center; min-height: 100vh; background: #0b1329; padding: 1rem; }
.auth__panel { background: #fff; border: 1px solid var(--borde); border-radius: 0; box-shadow: none; padding: 1.75rem; width: 100%; max-width: 380px; }
.auth__panel h1 { font-size: 1.15rem; color: var(--primario); margin: 0 0 0.25rem; font-weight: 700; }
.auth__panel h2 { font-size: 0.82rem; color: var(--gris); font-weight: 500; margin: 0 0 1rem; }
.auth__panel form { display: grid; gap: 0.75rem; }
.auth__aviso { font-size: 0.76rem; color: var(--gris); margin-top: 0.9rem; text-align: center; }

/* Modal Minimalista Flat */
.modal-envoltura {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}
.modal-envoltura.activo {
    display: flex;
}
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    z-index: 1;
}
.modal-caja {
    position: relative;
    z-index: 2;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
    width: 100%;
    max-width: 540px;
    display: flex;
    flex-direction: column;
}
.modal-cabecera {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.15rem;
    border-bottom: 1px solid var(--borde);
    background: #f8fafc;
}
.modal-titulo {
    margin: 0;
    font-size: 0.96rem;
    font-weight: 700;
    color: var(--primario);
    display: flex;
    align-items: center;
}
.modal-cerrar {
    background: transparent;
    border: none;
    font-size: 1.4rem;
    line-height: 1;
    color: var(--gris);
    cursor: pointer;
    padding: 0 0.25rem;
}
.modal-cerrar:hover {
    color: var(--texto);
}
.modal-cuerpo {
    padding: 1.15rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin: 0;
}
.modal-cuerpo label {
    margin-bottom: 0;
}
.modal-adjunto-box {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 0.75rem;
    background: #f1f5f9;
    border: 1px dashed var(--borde-dark);
    font-size: 0.8rem;
    color: #334155;
}
.modal-pie {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--borde);
    margin-top: 0.25rem;
}

@media (max-width: 900px) {
    body.admin { grid-template-columns: 1fr; }
    .sidemenu { position: static; height: auto; flex-direction: row; align-items: center; gap: 0.5rem; flex-wrap: wrap; padding: 0.75rem; }
    .sidemenu__marca { border-bottom: none; margin-bottom: 0; padding: 0 0.75rem; }
    .sidemenu__nav { flex-direction: row; flex-wrap: wrap; }
    .sidemenu__usuario { border-top: none; padding: 0 0.75rem; }
    .contenido { padding: 1rem; }
    .grupo--2, .grupo--3 { grid-template-columns: 1fr; }
}