/* =====================================================
   INTRANET TUNEART3D - HOJA DE ESTILOS GLOBAL
   Versión de evaluación 1.0
   ===================================================== */

/* -------- Variables de marca -------- */
:root {
    --color-fondo: #f5f7fa;
    --color-superficie: #ffffff;
    --color-borde: #e4e7ec;
    --color-texto: #1f2937;
    --color-texto-suave: #6b7280;
    --color-texto-tenue: #9ca3af;
    
    --color-primario: #2563eb;
    --color-primario-oscuro: #1d4ed8;
    --color-primario-suave: #dbeafe;
    
    --color-verde: #059669;
    --color-verde-suave: #d1fae5;
    --color-azul: #2563eb;
    --color-azul-suave: #dbeafe;
    --color-naranja: #ea580c;
    --color-naranja-suave: #ffedd5;
    --color-rojo: #dc2626;
    --color-rojo-suave: #fee2e2;
    --color-amarillo: #ca8a04;
    --color-amarillo-suave: #fef3c7;
    --color-gris: #6b7280;
    --color-gris-suave: #f3f4f6;
    
    --sombra-sm: 0 1px 2px rgba(0,0,0,0.05);
    --sombra: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
    --sombra-md: 0 4px 6px rgba(0,0,0,0.05), 0 2px 4px rgba(0,0,0,0.04);
    --sombra-lg: 0 10px 25px rgba(0,0,0,0.08), 0 5px 10px rgba(0,0,0,0.03);
    
    --radio: 10px;
    --radio-sm: 6px;
    --radio-lg: 14px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.5;
    font-size: 15px;
}

a { color: var(--color-primario); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { color: var(--color-texto); font-weight: 700; }
h1 { font-size: 26px; margin-bottom: 4px; }
h2 { font-size: 20px; }
h3 { font-size: 16px; }

/* -------- Página de login -------- */
.pagina-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #eff6ff 0%, #f5f7fa 100%);
    padding: 20px;
}

.login-caja {
    background: var(--color-superficie);
    padding: 48px 40px;
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra-lg);
    width: 100%;
    max-width: 400px;
}

.login-marca {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    width: 64px;
    height: 64px;
    background: var(--color-primario);
    color: white;
    font-weight: 700;
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radio);
    margin: 0 auto 16px;
    box-shadow: var(--sombra-md);
}

.login-marca h1 {
    font-size: 24px;
    margin-bottom: 4px;
}

.login-subtitulo {
    color: var(--color-texto-suave);
    font-size: 14px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-form label {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.login-form label span {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-texto-suave);
}

.login-form input {
    padding: 12px 14px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-sm);
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.login-form input:focus {
    outline: none;
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px var(--color-primario-suave);
}

.login-pie {
    text-align: center;
    color: var(--color-texto-tenue);
    font-size: 12px;
    margin-top: 24px;
}

/* -------- Barra superior -------- */
.barra-superior {
    background: var(--color-superficie);
    border-bottom: 1px solid var(--color-borde);
    padding: 14px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--sombra-sm);
}

.barra-marca {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-mini {
    width: 42px;
    height: 42px;
    background: var(--color-primario);
    color: white;
    font-weight: 700;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radio-sm);
}

.marca-titulo {
    font-weight: 700;
    font-size: 16px;
    color: var(--color-texto);
}

.marca-subtitulo {
    font-size: 12px;
    color: var(--color-texto-suave);
}

.barra-usuario {
    display: flex;
    align-items: center;
    gap: 16px;
}

.usuario-info {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--color-texto);
}

.rol-badge {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.rol-admin {
    background: var(--color-primario-suave);
    color: var(--color-primario-oscuro);
}

.rol-operario {
    background: var(--color-verde-suave);
    color: var(--color-verde);
}

/* -------- Contenido principal -------- */
.contenido {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px;
}

.bienvenida {
    margin-bottom: 28px;
}

.bienvenida p {
    color: var(--color-texto-suave);
    font-size: 14px;
    text-transform: capitalize;
}

.seccion-titulo {
    margin-bottom: 20px;
    color: var(--color-texto);
}

/* -------- KPIs -------- */
.resumen-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.kpi {
    background: var(--color-superficie);
    padding: 20px 22px;
    border-radius: var(--radio);
    border: 1px solid var(--color-borde);
    box-shadow: var(--sombra-sm);
}

.kpi-etiqueta {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-texto-suave);
    margin-bottom: 8px;
}

.kpi-valor {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-texto);
    line-height: 1;
    margin-bottom: 4px;
}

.kpi-pie {
    font-size: 12px;
    color: var(--color-texto-tenue);
}

.kpi-alerta {
    border-color: var(--color-naranja);
    background: var(--color-naranja-suave);
}

.kpi-alerta .kpi-valor {
    color: var(--color-naranja);
}

/* -------- Grilla de áreas -------- */
.grilla-areas {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 18px;
}

.tarjeta-area {
    background: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio);
    padding: 24px;
    display: flex;
    flex-direction: column;
    transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
    position: relative;
    overflow: hidden;
}

.tarjeta-area.activa {
    cursor: default;
}

.tarjeta-area.activa:hover {
    transform: translateY(-3px);
    box-shadow: var(--sombra-lg);
    border-color: var(--color-primario);
}

.tarjeta-area.inactiva {
    opacity: 0.6;
    background: var(--color-gris-suave);
}

.tarjeta-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-gris);
}

.tarjeta-area.color-azul::before { background: var(--color-azul); }
.tarjeta-area.color-verde::before { background: var(--color-verde); }
.tarjeta-area.color-naranja::before { background: var(--color-naranja); }
.tarjeta-area.color-gris::before { background: var(--color-gris); }

.area-icono {
    font-size: 32px;
    margin-bottom: 12px;
}

.area-nombre {
    font-weight: 700;
    font-size: 16px;
    color: var(--color-texto);
    margin-bottom: 4px;
}

.area-descripcion {
    font-size: 13px;
    color: var(--color-texto-suave);
    margin-bottom: 20px;
    flex-grow: 1;
}

.area-boton {
    display: inline-block;
    padding: 8px 14px;
    background: var(--color-primario);
    color: white;
    border-radius: var(--radio-sm);
    font-size: 13px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    transition: background 0.15s;
    align-self: flex-start;
}

.area-boton:hover {
    background: var(--color-primario-oscuro);
    text-decoration: none;
}

.area-boton-inactivo {
    background: var(--color-gris-suave);
    color: var(--color-texto-tenue);
    cursor: not-allowed;
}

.area-boton-inactivo:hover {
    background: var(--color-gris-suave);
}

/* -------- Botones -------- */
.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: var(--radio-sm);
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s, border-color 0.15s;
}

.btn:hover { text-decoration: none; }

.btn-primario {
    background: var(--color-primario);
    color: white;
}
.btn-primario:hover { background: var(--color-primario-oscuro); }

.btn-secundario {
    background: var(--color-superficie);
    color: var(--color-texto);
    border: 1px solid var(--color-borde);
}
.btn-secundario:hover { background: var(--color-gris-suave); }

.btn-peligro {
    background: var(--color-rojo);
    color: white;
}
.btn-peligro:hover { background: #b91c1c; }

.btn-exito {
    background: var(--color-verde);
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

/* -------- Alertas -------- */
.alerta {
    padding: 12px 16px;
    border-radius: var(--radio-sm);
    margin-bottom: 16px;
    font-size: 14px;
}

.alerta-error {
    background: var(--color-rojo-suave);
    color: var(--color-rojo);
    border: 1px solid #fecaca;
}

.alerta-exito {
    background: var(--color-verde-suave);
    color: var(--color-verde);
    border: 1px solid #a7f3d0;
}

.alerta-info {
    background: var(--color-azul-suave);
    color: var(--color-primario-oscuro);
    border: 1px solid #bfdbfe;
}

/* -------- Formularios -------- */
.form-grupo {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-grupo label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-texto-suave);
}

.form-grupo input,
.form-grupo select,
.form-grupo textarea {
    padding: 10px 12px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-sm);
    font-size: 14px;
    font-family: inherit;
    background: var(--color-superficie);
}

.form-grupo input:focus,
.form-grupo select:focus,
.form-grupo textarea:focus {
    outline: none;
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px var(--color-primario-suave);
}

.form-grupo textarea {
    min-height: 100px;
    resize: vertical;
}

/* -------- Tablas -------- */
.tabla {
    width: 100%;
    background: var(--color-superficie);
    border-radius: var(--radio);
    border: 1px solid var(--color-borde);
    overflow: hidden;
    border-collapse: separate;
    border-spacing: 0;
}

.tabla th {
    background: var(--color-gris-suave);
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-texto-suave);
    border-bottom: 1px solid var(--color-borde);
}

.tabla td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-borde);
    font-size: 14px;
}

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

.tabla tr:hover {
    background: var(--color-gris-suave);
}

/* -------- Badges de estado -------- */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-programada {
    background: var(--color-amarillo-suave);
    color: var(--color-amarillo);
}

.badge-ensamble {
    background: var(--color-verde-suave);
    color: var(--color-verde);
}

.badge-alta { background: var(--color-rojo-suave); color: var(--color-rojo); }
.badge-media { background: var(--color-amarillo-suave); color: var(--color-amarillo); }
.badge-baja { background: var(--color-verde-suave); color: var(--color-verde); }

/* -------- Contenedor de módulo -------- */
.modulo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.modulo-titulo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.modulo-titulo-icono {
    font-size: 28px;
}

.miga {
    font-size: 13px;
    color: var(--color-texto-suave);
    margin-bottom: 8px;
}

.miga a { color: var(--color-texto-suave); }

/* -------- Pie -------- */
.pie {
    text-align: center;
    padding: 24px;
    color: var(--color-texto-tenue);
    font-size: 12px;
}

/* -------- Responsive -------- */
@media (max-width: 640px) {
    .contenido { padding: 20px 16px; }
    .barra-superior { padding: 12px 16px; }
    .marca-subtitulo { display: none; }
    .usuario-info strong { display: none; }
    h1 { font-size: 22px; }
    .grilla-areas { grid-template-columns: 1fr; }
}