:root {
    --color-gradiente-inicio: #e91e63;
    --color-gradiente-fin: #1a2b4c;
    --color-primario: #e91e63;
    --color-primario-oscuro: #c2185b;
    --color-primario-claro: #fce4ec;
    --color-fondo: #f8f9fa;
    --color-superficie: #ffffff;
    --color-borde: #e8eaed;
    --color-texto: #1f2430;
    --color-texto-secundario: #5f6368;
    --color-exito: #16a34a;
    --color-peligro: #dc2626;
    --radio-base: 14px;
    --radio-boton: 10px;
    --sombra-suave: 0 1px 2px rgba(60, 64, 67, 0.08), 0 1px 3px rgba(60, 64, 67, 0.1);
    --sombra-media: 0 2px 6px rgba(60, 64, 67, 0.12), 0 1px 2px rgba(60, 64, 67, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Roboto', system-ui, -apple-system, 'Segoe UI', sans-serif;
    background: var(--color-fondo);
    color: var(--color-texto);
}

a {
    color: inherit;
}

.gradiente-marca {
    background: linear-gradient(135deg, var(--color-gradiente-inicio), var(--color-gradiente-fin));
}

.texto-gradiente {
    background: linear-gradient(135deg, var(--color-gradiente-inicio), var(--color-gradiente-fin));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* --- Íconos (Google Material Symbols) --- */

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 20;
    font-size: 20px;
    line-height: 1;
    vertical-align: middle;
    flex-shrink: 0;
}

.material-symbols-outlined.icono-chico {
    font-size: 16px;
}

/* --- Login --- */

.pantalla-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.logo-login {
    height: 40px;
    margin: 0 auto 20px;
    display: block;
}

.tarjeta-login {
    background: var(--color-superficie);
    border-radius: 20px;
    padding: 40px 36px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(16, 16, 40, 0.18);
    text-align: center;
}

.tarjeta-login h1 {
    font-size: 22px;
    margin: 0 0 4px;
}

.tarjeta-login p.subtitulo {
    color: var(--color-texto-secundario);
    margin: 0 0 28px;
    font-size: 14px;
}

.campo-con-icono {
    position: relative;
    margin-bottom: 16px;
    text-align: left;
}

.campo-con-icono .material-symbols-outlined {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-texto-secundario);
}

.campo-con-icono input {
    width: 100%;
    padding: 12px 14px 12px 44px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-boton);
    font-size: 14px;
    background: var(--color-fondo);
    font-family: inherit;
}

.campo-con-icono input:focus {
    outline: none;
    border-color: var(--color-primario);
    background: var(--color-superficie);
}

.alerta-error {
    background: #fef2f2;
    color: var(--color-peligro);
    border: 1px solid #fecaca;
    border-radius: var(--radio-boton);
    padding: 10px 14px;
    font-size: 13px;
    margin-bottom: 16px;
    text-align: left;
}

.alerta-exito {
    background: #e9f9ee;
    color: var(--color-exito);
    border: 1px solid #bbf0cc;
    border-radius: var(--radio-boton);
    padding: 10px 14px;
    font-size: 13px;
    margin-bottom: 16px;
    text-align: left;
}

.boton-primario {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 11px 20px;
    border: none;
    border-radius: var(--radio-boton);
    background: var(--color-primario);
    color: #fff;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, box-shadow 0.15s ease;
}

.boton-primario:hover {
    background: var(--color-primario-oscuro);
    box-shadow: var(--sombra-media);
}

.boton-primario.gradiente-marca {
    background: linear-gradient(135deg, var(--color-gradiente-inicio), var(--color-gradiente-fin));
}

.boton-primario.gradiente-marca:hover {
    background: linear-gradient(135deg, var(--color-gradiente-inicio), var(--color-gradiente-fin));
    filter: brightness(1.08);
}

/* --- Panel (sidebar + header) --- */

.panel {
    display: flex;
    min-height: 100vh;
}

.barra-lateral {
    width: 248px;
    flex-shrink: 0;
    background: var(--color-superficie);
    border-right: 1px solid var(--color-borde);
    display: flex;
    flex-direction: column;
    padding: 20px 12px;
}

.barra-lateral .logo {
    display: flex;
    align-items: center;
    padding: 8px 12px 24px;
}

.barra-lateral .logo img {
    height: 28px;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 999px;
    font-size: 14px;
    color: var(--color-texto-secundario);
    text-decoration: none;
    margin-bottom: 2px;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.menu-item .material-symbols-outlined {
    color: inherit;
}

.menu-item:hover {
    background: var(--color-fondo);
    color: var(--color-texto);
}

.menu-item.activo {
    background: var(--color-primario-claro);
    color: var(--color-primario);
    font-weight: 600;
}

.menu-item.activo .material-symbols-outlined {
    font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 20;
}

.contenido-principal {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.encabezado {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 28px;
    border-bottom: 1px solid var(--color-borde);
    background: var(--color-superficie);
}

.insignia-rol {
    background: var(--color-primario-claro);
    color: var(--color-primario-oscuro);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
}

.boton-secundario {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-boton);
    padding: 8px 14px;
    font-family: inherit;
    font-size: 13px;
    text-decoration: none;
    cursor: pointer;
    color: var(--color-texto);
    transition: background-color 0.15s ease;
}

.boton-secundario:hover {
    background: var(--color-fondo);
}

.area-contenido {
    padding: 28px;
}

.rejilla-tarjetas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.tarjeta-metrica {
    background: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-base);
    padding: 20px;
    box-shadow: var(--sombra-suave);
}

.tarjeta-metrica .titulo {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-texto-secundario);
    font-size: 13px;
    margin-bottom: 10px;
}

.tarjeta-metrica .titulo .material-symbols-outlined {
    font-size: 18px;
    color: var(--color-primario);
}

.tarjeta-metrica .cifra {
    font-size: 28px;
    font-weight: 700;
}

.tarjeta-metrica .cifra.positiva {
    color: var(--color-exito);
}

/* --- Encabezado de sección + tablas + formularios --- */

.encabezado-seccion {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.encabezado-seccion h1 {
    margin: 0;
    font-size: 22px;
    font-weight: 600;
}

.tarjeta {
    background: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-base);
    box-shadow: var(--sombra-suave);
    overflow: hidden;
}

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

.tabla th,
.tabla td {
    text-align: left;
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-borde);
}

.tabla th {
    color: var(--color-texto-secundario);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.tabla tbody tr:last-child td {
    border-bottom: none;
}

.tabla tbody tr:hover {
    background: var(--color-fondo);
}

.tabla .acciones {
    display: flex;
    align-items: center;
    gap: 14px;
}

.tabla .acciones a,
.tabla .acciones button {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    padding: 0;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    color: var(--color-primario);
    text-decoration: none;
}

.tabla .acciones button.peligro {
    color: var(--color-peligro);
}

.estado-vacio {
    padding: 40px;
    text-align: center;
    color: var(--color-texto-secundario);
    font-size: 14px;
}

.insignia {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

.insignia.activo {
    background: #e9f9ee;
    color: var(--color-exito);
}

.insignia.inactivo {
    background: #f1f3f4;
    color: var(--color-texto-secundario);
}

.formulario-tarjeta {
    background: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-base);
    box-shadow: var(--sombra-suave);
    padding: 28px 32px;
    max-width: 760px;
}

.rejilla-formularios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 24px;
    align-items: start;
    margin-bottom: 24px;
}

.rejilla-formularios .formulario-tarjeta {
    max-width: none;
    margin-bottom: 0;
}

.campo {
    margin-bottom: 16px;
}

.campos-en-fila {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.campos-en-fila .campo {
    margin-bottom: 0;
}

.campo label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
}

.campo input,
.campo select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-boton);
    font-size: 14px;
    background: var(--color-fondo);
    font-family: inherit;
}

.campo input:focus,
.campo select:focus {
    outline: none;
    border-color: var(--color-primario);
    background: var(--color-superficie);
}

.campo input:-webkit-autofill,
.campo input:-webkit-autofill:hover,
.campo input:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--color-texto);
    -webkit-box-shadow: 0 0 0 1000px var(--color-fondo) inset;
    box-shadow: 0 0 0 1000px var(--color-fondo) inset;
    transition: background-color 9999s ease-in-out 0s;
}

.campo .ayuda {
    color: var(--color-texto-secundario);
    font-size: 12px;
    margin-top: 4px;
}

.acciones-formulario {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.acciones-formulario .boton-primario,
.acciones-formulario .boton-secundario {
    width: auto;
}