body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #111;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    color: white;
    display: flex;
    justify-content: space-between;
    width: 100%;
    background-color: #111A22; /* mismo color que el modo oscuro de la app */
    z-index: 100;
    top: 0;
}

main {
    flex: 1;
}

.title-bar {
    padding: 0.75rem 0;
    text-align: left;
    margin-left: 2rem;
}

.title-bar h1 {
    margin: 0;
    font-size: 2rem;
    letter-spacing: 1px;
}

/* Barra de navegación */
.navbar {

    display: flex;
    justify-content: right;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 0.75rem;
}

.navbar .nav-link {
    color: white;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s, border-bottom 0.2s;
    padding-bottom: 0.2rem;
}

.navbar .nav-link:hover {
    color: #dff1ff;
    border-bottom: 2px solid white;
}

.navbar .nav-link.active {
    border-bottom: 2px solid white;
}

header nav {
    margin-top: 0.5rem;
}

header nav a {
    color: white;
    margin: 0 1rem;
    text-decoration: none;
    font-weight: bold;
}

header nav a:hover {
    text-decoration: underline;
}


header h1 {
    margin: 0;
    font-size: 2.5rem;
}

header p {
    margin: 0.5rem 0 0;
}

main {
    padding: 2rem 1rem;
    max-width: 900px;
    margin: 0 auto;
}

.help-intro h2 {
    margin-top: 0;
}


.help-sections article h3 {
    margin-top: 0;
}

.home-buttons {
    margin: 2rem 0;
}

.home-buttons .button {
    display: inline-block;
    margin: 0.5rem;
    padding: 1rem 2rem;
    background-color: #007ACC;
    color: white;
    text-decoration: none;
    font-weight: bold;
    border-radius: 8px;
    transition: background-color 0.3s;
}

.home-buttons .button:hover {
    background-color: #005f99;
}

.intro {
    max-width: 800px;
    padding: 2rem;
    background-color: #f9f9f9;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    text-align: center;
}


.intro h2 {
    color: #007ACC;
    margin-bottom: 1rem;
}


.intro p {
    color: #333;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.intro ul {
    text-align: left;
    list-style-type: square;
    margin: 1rem auto;
    padding-left: 1.5rem;
    color: #333;
}

footer {
    background-color: #222;
    color: white;
    text-align: center;
    padding: 1rem;
    margin-top: 2rem;
}

/* ======= EQUIPO ======= */
.team {
    background-color: #f9f9f9;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    
}

.team h3 {
    color: #007ACC;
    text-align: center;
}

.team p {
    text-align: center;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    justify-content: center;    /* centra las columnas */
    justify-items: center; 
}

.card {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 1rem;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    width: 230px;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.avatar img {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 0.8rem;
}

.card h4 {
    margin: 0.5rem 0;
    color: #007ACC;
}

.card p {
    font-size: 0.9rem;
    color: #333;
}

/* ======= DESCARGAS ======= */
.downloads {
    text-align: center;
    padding: 2rem 1rem;
}

.downloads h2 {
    color: #007ACC;
    margin-bottom: 0.5rem;
}

.downloads p {
    max-width: 600px;
    margin: 0 auto 2rem;
    color: #333;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.5rem;
    justify-items: center;
}

.download-card {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 1.5rem;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    max-width: 260px;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.download-card img {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
}

.download-card h3 {
    color: #007ACC;
    margin-bottom: 0.5rem;
}

.download-card p {
    color: #555;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.download-btn {
    background-color: #007ACC;
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.2s;
}

.download-btn-no-disponible {
    background-color: #ff9100;
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.2s;

    pointer-events: none; /* Evita clics */
    user-select: none;    /* Evita selección de texto */
    cursor: not-allowed;  /* Cambia el cursor para indicar que no está disponible */
    opacity: 0.7;         /* Opcional: da un aspecto deshabilitado */
}

.download-btn:hover {
    background-color: #005ea6;
}

.notes, .old-versions {
    background-color: #f9f9f9;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 2rem auto;
    max-width: 800px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.notes h3, .old-versions h3 {
    color: #007ACC;
}