/* Variables para colores, fuentes y dimensiones */
:root {
    --primary-bg-color: #282c34;
    --primary-text-color: white;
    --secondary-bg-color: #f4f4f9;
    --secondary-text-color: goldenrod;
    --card-border-color: #ddd;
    --card-bg-overlay: rgba(0, 0, 0, 0.1);
    --button-bg-color: darkblue;
    --button-border-color: gray;
    --box-shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 6px 10px rgba(0, 0, 0, 0.15);
    --font-family: Arial, sans-serif;
    --font-size-h1: 2.5rem;
    --padding-large: 20px;
    --padding-small: 10px;
    --border-radius: 8px;
}

/*Estilos Generales */
* {
    box-sizing: border-box;
}

h1, h2 {
    font-size: var(--font-size-h1);
    text-align: center;
}

h3 {
    text-align: center;
}

body {
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    background: linear-gradient(150deg, #46464b, #acab91, #968f30);
}


/* Estilos del header y footer */
header,footer {
    text-align: center;
    background-color: var(--primary-bg-color);
    color: var(--primary-text-color);
    padding: var(--padding-large);
}

header{
    background: linear-gradient(90deg, #ffcc00, #ff9900, #ff6600, #ff3300, #ff9900);
    background-size: 300% 300%;
    animation: warm-gradient 10s linear infinite;
    
}

header a:hover{
    color: var(--primary-bg-color);
}

header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    display: inline;
}

header p {
    font-size: 1.2rem;
    font-weight: lighter;
}

/* svg del footer */
#svgLogo{
    border-radius: 30px;
}

header nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    justify-content: center;
    padding: 0;
    margin: 20px 0;
}

header nav ul li a {
    text-decoration: none;
    color: var(--primary-text-color);
    font-weight: bold;
    transition: color 0.5s ease;
}

header nav ul li a:hover {
    color: var(--primary-bg-color);
}

footer {
    text-align: center;
    background-color: var(--primary-bg-color);
    color: var(--secondary-text-color);
    padding: var(--padding-large);
    font-family: var(--font-primary);
}

footer p {
    margin: 5px 0;
    font-size: 1rem;
}

footer a, footer div a {
    color: var(--primary-text-color);
    text-decoration: none;
    margin: 0 5px;
    transition: color 0.5s ease;
}

footer a:hover, footer div a:hover{
    color: var(--secondary-text-color);
}

footer div a:hover {
    filter: brightness(1.2);
}

/* Estilos de la sección principal */
main {
    padding: var(--padding-large);
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px); 
    padding: 20px;
    margin: 50px auto; 
    border-radius: 10px; 
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); 
    text-align: center; 
    background-image: url('img/DBWallpaper.gif');
    background-size: cover; 
    background-position: center;
    width: 90%;
    aspect-ratio: 16/9;
}

.main__text{
    background-color: var(--primary-text-color);
    padding: var(--padding-small);
    border-radius: var(--padding-small);
    width: fit-content;
    margin: 0 auto;
    margin-bottom: var(--padding-large);
    margin-top: var(--padding-large);
}

hr {
    width: 80%;
}

/* Estilos grid */
.grid {
    display: grid;
    gap: var(--padding-large);
    grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
}

/* Ajustes extras a algunas secciones */
#filterCharacters, #filterPlanets {
    margin-bottom: var(--padding-large);
}

#numPlanetas, #numPersonajes {
    width: fit-content;
    margin: 0 auto;
}

/* Estilos de cartas */
.character-card, .planet-card {
    border: 1px solid var(--card-border-color);
    border-radius: var(--border-radius);
    padding: var(--padding-small);
    text-align: center;
    box-shadow: var(--box-shadow-light);
    transition: transform 0.2s, box-shadow 0.2s;
    background: linear-gradient(var(--card-bg-overlay), var(--card-bg-overlay)), url("img/cardWallpaper.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    color: var(--primary-text-color);
}

.character-card:hover, .planet-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.character-card img, .planet-card img {
    width: auto;
    object-fit: cover;
    transition: transform 0.3s ease-in-out, opacity 0.5s ease-in-out;
    opacity: 1;
}

.planet-card img {
    border-radius: var(--padding-large);
}

.character-card h3, .planet-card h3{
    color: black;
}

.character-card img:hover, .planet-card img:hover {
    transform: scale(1.15);
    cursor: pointer;
}

.character-card img {
    height: 250px;
}

.planet-card img {
    height: 160px;
}

/* estilos de los botones de paginación */
.pagination-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--padding-small);
    padding: var(--padding-large);
    border: 1px solid var(--button-border-color);
    border-radius: 20px;
    align-items: center;
    justify-content: center;
    margin: 20px auto;
    width: fit-content;
    background-color: var(--primary-bg-color);
}

button {
    color: var(--primary-text-color);
    background-color: var(--button-bg-color);
    padding: var(--padding-small);
    border-radius: 20%;
    border: 1px solid var(--button-border-color);
    box-shadow: var(--box-shadow-light);
    cursor: pointer;
}

/* Ajustes responsive */
@media (max-width: 600px) {
    header, footer {
        font-size: 14px;
    }
    main{
        font-size: 12px;
    }
}

/* Estilos de formularios */
form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--padding-large);
}

label {
    font-weight: bold;
}

input, select {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    border: 1px solid var(--card-border-color);
    border-radius: 4px;
}

@media (max-width: 768px) {
    form {
        grid-template-columns: 1fr;
    }
}

/* Estilos adicionales de secciones */
.characteristics-div {
    background-color: var(--primary-bg-color);
    padding: var(--padding-large);
    margin-top: var(--padding-large);
    border-radius: 20px;
}

.characteristics {
    font-weight: bold;
    color: var(--primary-text-color);
}

.yellow {
    color: var(--secondary-text-color);
}

.description-container, .habitants-container {
    overflow-y: auto;
    border: 1px solid var(--card-border-color);
    padding: 8px;
    background-color: #f9f9f9;
    border-radius: 4px;
    color: black;
}

.description-container {
    max-height: 150px;
    margin-top: var(--padding-large);
}

.habitants-container {
    max-height: 200px;
}

/* Animaciones fade-in y fade-out */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}
/* Animación del fondo del header */
@keyframes warm-gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.fade-in {
    opacity: 0;
    animation: fadeIn 0.5s forwards;
}

.fade-out {
    opacity: 1;
    animation: fadeOut 0.5s forwards;
}
/* Animaciones de bienvenida */
.welcome-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-light);
}

.welcome-content {
    text-align: left;
    color: var(--primary-bg-color);
    padding: 1rem;
}

.welcome-content ul {
    list-style-type: none;
    padding: 0;
}

.welcome-content li {
    padding: 0.5rem 0;
    margin: 0.5rem 0;
    border-left: 4px solid var(--secondary-text-color);
    padding-left: 1rem;
}

.welcome-content p {
    margin: 1rem 0;
    line-height: 1.6;
}

.active-section {
    display: block;
}

.section-content {
    display: none;
}

/* Actualizar los header nav styles */
header nav ul li a.active {
    color: var(--primary-bg-color);
    border-bottom: 2px solid var(--primary-bg-color);
    padding-bottom: 3px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--primary-text-color);
}

::-webkit-scrollbar-thumb {
    background: #a5a5a5;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--button-border-color);
}

.detail-card {
    background-color: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    max-width: 90%;
    margin: 0 auto;
    text-align: center;
}

.detail-img {
    width: 100%;
    max-width: 200px;
    height: auto;
    border-radius: 10px;
    margin-bottom: 20px;
    transition: transform 0.3s ease-in-out;
}

.detail-img:hover{
    transform: scale(1.3);
}

/* Estilos para nombres clickables en planetas */
.clickable-character {
    color: var(--secondary-text-color);
    text-decoration: none;
    cursor: pointer;
    transition: color 0.3s ease;
    display: block;
    text-align: center;
    padding-bottom: var(--padding-small);
}

.clickable-character:hover {
    color: #ff6600;
    text-decoration: underline;
}

/* Añade estas reglas */
#character-description {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: all 0.3s ease;
}

#character-description.expanded {
    -webkit-line-clamp: unset;
    line-clamp: unset;
    display: block;
}

.description-toggle {
    background: #3498db;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
    display: inline-block;
}