/* Chat Window - Windows XP Style */
html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    background-color: #ECE9D8;
    font-family: 'Tahoma', 'Titillium Web', sans-serif;
    font-size: 13px;
    color: #000;
    overflow: hidden;
}

.chat-window {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background-color: #ECE9D8;
}

/* Header estilo Windows XP */
.chat-header {
    background: linear-gradient(to right, #0a246a, #a5bff0);
    border-bottom: 2px solid #003c74;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.header-icon {
    width: 24px;
    height: 24px;
    margin-right: 10px;
}

.header-text {
    color: white;
    font-family: 'Tahoma', sans-serif;
    font-size: 14px;
    font-weight: bold;
    text-shadow: 1px 1px 1px rgba(0,0,0,0.5);
    letter-spacing: 1px;
}

/* Contenido principal */
.chat-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 10px;
    overflow: hidden;
}

/* Mensaje de bienvenida - COMPACTO */
.welcome-message {
    background: linear-gradient(to bottom, #ffffff, #f5f5f5);
    border: 2px solid #0a246a;
    border-radius: 5px;
    padding: 8px 10px;
    margin-bottom: 10px;
    box-shadow: 2px 2px 5px rgba(0,0,0,0.1);
    flex-shrink: 0; /* No se encoge */
}

.welcome-message h2 {
    margin: 0 0 6px 0;
    font-size: 13px;
    color: #0a246a;
    font-family: 'Tahoma', sans-serif;
    border-bottom: 2px solid #a5bff0;
    padding-bottom: 3px;
}

.welcome-message p {
    margin: 4px 0;
    line-height: 1.4;
    color: #333;
    font-size: 11px;
}

.chat-note {
    background: #fffef0;
    border-left: 4px solid #ffd700;
    padding: 6px 8px;
    margin-top: 6px;
    font-size: 10px;
    border-radius: 3px;
}

.chat-note strong {
    color: #0a246a;
}

/* Contenedor del iframe del chat - MÁS ESPACIO */
.chat-container {
    flex: 1;
    background-color: #fff;
    border: 2px inset #919b9c;
    box-shadow: inset 1px 1px 3px rgba(0,0,0,0.2);
    overflow: hidden;
    min-height: 450px;
}

.chat-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: transparent;
}

/* Scrollbar personalizada estilo XP */
::-webkit-scrollbar {
    width: 16px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border: 1px solid #919b9c;
}

::-webkit-scrollbar-thumb {
    background: #d4d0c8;
    border: 1px solid #919b9c;
}

::-webkit-scrollbar-thumb:hover {
    background: #a0a0a0;
}

/* Responsive */
@media screen and (max-width: 768px) {
    .chat-content {
        padding: 10px;
    }
    
    .welcome-message {
        padding: 10px;
    }
    
    .welcome-message h2 {
        font-size: 14px;
    }
    
    .chat-container {
        min-height: 300px;
    }
}