:root {
    --color-blanco: #FFFFFF;
    --color-celeste-azulado: #E3F2FD;
    --color-negro: #000000;
    --color-azul: #1E3A8A;
    --color-rojo: #D32F2F;
    --color-gris: #F4F4F8;
    --color-sombra: rgba(0, 0, 0, 0.12);
    --color-sombra-hover: rgba(30, 58, 138, 0.25);
    --font-base: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    font-family: var(--font-base);
    background-color: var(--color-gris);
    color: var(--color-negro);
    margin: 0;
    padding: 0;
}

.opcion-diagrama {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 24px 32px;
    border-radius: 12px;
    background-color: var(--color-blanco);
    box-shadow: 0 2px 6px var(--color-sombra);
    cursor: pointer;
    transition: 
        background-color 0.3s ease,
        box-shadow 0.3s ease,
        transform 0.3s ease;
    user-select: none;
}

.opcion-diagrama:hover,
.opcion-diagrama:focus {
    background-color: var(--color-celeste-azulado);
    box-shadow: 0 8px 16px var(--color-sombra-hover);
    transform: scale(1.05);
    outline: none;
}

.grafico-container {
    width: 95%;
    max-width: 650px;
    height: 520px;
    margin: 1.5rem auto;
    background-color: var(--color-blanco);
    padding: 28px 32px;
    border-radius: 14px;
    box-shadow: 0 6px 12px var(--color-sombra);
    display: flex;
    align-items: center;
    justify-content: center;
}

.grafico-container canvas {
    width: 100% !important;
    height: 100% !important;
    border-radius: 10px;
}

.modal-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 2rem;
}

.modal-title {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-azul);
    margin-bottom: 1rem;
    text-align: center;
}

.btn-outline-primary {
    border-color: var(--color-azul);
    color: var(--color-azul);
    font-weight: 600;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background-color: var(--color-azul);
    color: var(--color-blanco);
    border-color: var(--color-azul);
    outline: none;
}

.btn-outline-primary i {
    margin-right: 10px;
    font-size: 1.1rem;
    vertical-align: middle;
}

#btnImprimirImpuestos {
        background: linear-gradient(to right, #0d6efd, #084298);
        color: white;
        border: none;
        padding: 10px 24px;
        font-size: 15px;
        font-weight: 600;
        border-radius: 50px;
        box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
        transition: all 0.3s ease-in-out;
        display: inline-flex;
        align-items: center;
        gap: 10px;
    }

    #btnImprimirImpuestos:hover {
        background: linear-gradient(to right, #084298, #052c65);
        box-shadow: 0 6px 16px rgba(13, 110, 253, 0.5);
        transform: translateY(-2px);
    }

    #btnImprimirImpuestos i {
        font-size: 18px;
    }

    #btnImprimirImpuestos span {
        font-size: 15px;
        letter-spacing: 0.5px;
    }

    #btnImprimirPropietarios {
        background: linear-gradient(to right, #0d6efd, #084298);
        color: white;
        border: none;
        padding: 10px 24px;
        font-size: 15px;
        font-weight: 600;
        border-radius: 50px;
        box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
        transition: all 0.3s ease-in-out;
        display: inline-flex;
        align-items: center;
        gap: 10px;
    }

    #btnImprimirPropietarios:hover {
        background: linear-gradient(to right, #084298, #052c65);
        box-shadow: 0 6px 16px rgba(13, 110, 253, 0.5);
        transform: translateY(-2px);
    }

    #btnImprimirPropietarios i {
        font-size: 18px;
    }

    #btnImprimirPropietarios span {
        font-size: 15px;
        letter-spacing: 0.5px;
    }

    #btnImprimirAntiguedad {
    background: linear-gradient(to right, #0d6efd, #0a58ca); /* azul primario con degradado */
    color: white;
    border: none;
    padding: 10px 24px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 50px;
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
    transition: all 0.3s ease-in-out;
    display: inline-flex;
    align-items: center;
    gap: 10px;
  }

  #btnImprimirAntiguedad:hover {
    background: linear-gradient(to right, #0a58ca, #084298);
    box-shadow: 0 6px 16px rgba(13, 110, 253, 0.5);
    transform: translateY(-2px);
  }

  #btnImprimirAntiguedad i {
    font-size: 18px;
  }

  #btnImprimirAntiguedad span {
    font-size: 15px;
    letter-spacing: 0.5px;
  }
.overlay-blur {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(10px);
    background-color: rgba(0, 46, 93, 0.4); /* Azul oscuro traslúcido */
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.overlay-content {
    background-color: var(--color-blanco);
    padding: 50px 40px;
    border-radius: 18px;
    text-align: center;
    max-width: 420px;
    box-shadow: 0 10px 30px rgba(0, 46, 93, 0.2);
    border: 1px solid var(--color-borde);
    animation: fadeIn 0.5s ease-in-out;
}

.overlay-img {
    max-width: 130px;
    margin-bottom: 25px;
    filter: drop-shadow(0 0 5px rgba(0, 0, 0, 0.2));
}

.overlay-title {
    font-size: 1.4rem;
    color: var(--color-azul-oscuro);
    font-weight: 600;
}

.overlay-buttons .btn-register {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    padding: 10px 30px;
    font-size: 1rem;
    border-radius: 10px;
    border: none;
    box-shadow: 0 4px 10px var(--color-sombra);
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.overlay-buttons .btn-register:hover {
    background-color: var(--color-hover);
    transform: scale(1.05);
}

/* Animación de entrada */
@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.btn-registro-estadistica {
    background-color: var(--color-azul-oscuro);
    color: var(--color-blanco);
    padding: 10px 28px;
    font-size: 1rem;
    border-radius: 10px;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-registro-estadistica:hover {
    background-color: var(--color-hover);
    transform: scale(1.05);
}