:root {
    /* Colores */
    --color-primary: #2ECC71; /* Verde Esmeralda */
    --color-primary-hover: #27AE60; /* Tonalidad más oscura para hover */
    --color-secondary: #34495E; /* Azul Medianoche */
    --color-background: #F4F6F7; /* Blanco Humo */
    --color-highlight: #F1C40F; /* Amarillo Suave */
    --color-text: #2C3E50; /* Gris Oscuro */
    --color-heading: #34495E; /* Azul Medianoche */
    --color-card-bg: #fff; 
    --color-border: #ddd; 
    --color-description: #555; 

    /* Tipografías */
    --font-family: 'Arial', sans-serif;
    --font-size-base: clamp(0.875rem, 1rem, 1.125rem);
    --font-size-title: clamp(1rem, 1.5rem, 2rem);
    --font-size-heading: clamp(1.5rem, 2rem, 2.5rem);
    --font-size-price: clamp(1rem, 1.2rem, 1.5rem);

    /* Dimensiones */
    --max-width: 1200px;
    --padding-section: 1rem;
    --gap-grid: 20px;
    --card-border-radius: 8px;
    --card-padding: 15px;
    --card-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --card-shadow-hover: 0 4px 8px rgba(0, 0, 0, 0.2);
    --card-max-height: 360px;
    --image-max-height: 200px;
    --button-border-radius: 5px;

    /* Responsividad */
    --gap-mobile: 15px;
    --gap-tablet: 20px;
    --gap-desktop: 25px;
}

body {
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}

section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--padding-section);
}

h1 {
    text-align: center;
    font-size: var(--font-size-heading);
    margin: 20px 0;
    color: var(--color-heading);
}

/* Grid para listado de propiedades */
#property-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--gap-grid);
    padding: var(--padding-section);
    margin: 0 auto;
}

/* Tarjetas */
.property-item {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    max-height: var(--card-max-height);
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--card-border-radius);
    box-shadow: var(--card-shadow);
    padding: var(--card-padding);
    transition: transform 0.2s, box-shadow 0.2s;
    overflow: hidden;
}

.property-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow-hover);
}

/* Título */
.property-item h3 {
    font-size: var(--font-size-title);
    margin: 10px 0;
    color: var(--color-heading);
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 2;
}

/* Descripción */
.property-item p {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 2;
    font-size: var(--font-size-base);
    color: var(--color-description);
    margin: 0px 0;
}

/* Precio */
.property-item p:last-child {
    font-weight: bold;
    color: var(--color-primary);
    font-size: var(--font-size-price);
}

/* Botones */
.property-item a {
    display: inline-block;
    margin-top: 10px;
    padding: 10px 20px;
    color: #fff;
    background-color: var(--color-primary);
    text-decoration: none;
    border-radius: var(--button-border-radius);
    transition: background-color 0.2s;
}

.property-item a:hover {
    background-color: var(--color-primary-hover);
}

/* Imágenes */
.property-image {
    width: 100%;
    height: auto;
    border-radius: var(--card-border-radius);
    object-fit: cover;
    max-height: var(--image-max-height);
}

/* Diseño Responsive */
@media (max-width: 1024px) {
    #property-list {
        gap: var(--gap-tablet);
    }
}

@media (max-width: 768px) {
    #property-list {
        gap: var(--gap-mobile);
    }

    h1 {
        font-size: 1.75rem;
    }

    .property-item {
        padding: 10px;
    }
}

@media (max-width: 480px) {
    #property-list {
        grid-template-columns: 1fr;
        gap: var(--gap-mobile);
    }

    h1 {
        font-size: 1.5rem;
    }

    .property-item {
        padding: 8px;
    }

    .property-item p {
        font-size: 0.875rem;
    }

    .property-item a {
        font-size: 0.9rem;
    }
}

/* Estado vacío */
.empty-state {
    text-align: center;
    padding: 20px;
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    max-width: 600px;
    margin: 30px auto;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.empty-state .empty-icon {
    max-width: 150px;
    margin: 0 auto 20px;
    display: block;
}

.empty-state h2 {
    font-size: 1.8em;
    color: var(--color-heading);
    margin-bottom: 10px;
}

.empty-state p {
    font-size: 1em;
    color: var(--color-text);
    margin-bottom: 20px;
}

.empty-state .btn-create {
    display: inline-block;
    padding: 10px 20px;
    font-size: 1em;
    color: #fff;
    background-color: var(--color-highlight);
    border-radius: 5px;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.empty-state .btn-create:hover {
    background-color: darken(var(--color-highlight), 10%);
}