:root {
    --background-color: #131314;
    --content-background: #1e1f20;
    --user-message-bg: #283541;
    --ai-message-bg: #2a2a2a;
    --text-color: #e3e3e3;
    --border-color: #3c4043;
    --accent-color: #8ab4f8;
}

* { box-sizing: border-box; }

body {
    font-family: 'Google Sans', Roboto, Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.main-content {
    flex-grow: 1;
    overflow-y: auto;
    display: flex;
    justify-content: center;
    padding: 20px;
    padding-bottom: 120px;
}

.chat-container {
    width: 100%;
    max-width: 800px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.chat-message {
    display: flex;
    max-width: 85%;
}

.chat-message.user {
    align-self: flex-end;
}

.chat-message.ai {
    align-self: flex-start;
}

.message-content {
    background-color: var(--ai-message-bg);
    padding: 16px 22px;
    border-radius: 12px;
    line-height: 1.7;
    width: 100%;
}

.chat-message.user .message-content {
    background-color: var(--user-message-bg);
}

.message-content p { margin: 0; }


.chat-message.ai .message-content.code-block {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
    max-width: 100%;
}

.message-content pre {
    margin: 0;
    background-color: #0d0d0d !important;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    white-space: pre-wrap;
    word-wrap: break-word;

    padding: 18px 22px;

    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);

    overflow-x: auto;
}


.chat-input-area {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(180deg, rgba(19, 19, 20, 0) 0%, var(--background-color) 80%);
    display: flex;
    justify-content: center;
}

.input-wrapper {
    width: 100%;
    max-width: 800px;
    position: relative;
    display: flex;
    align-items: flex-end;
}

textarea {
    flex-grow: 1;
    background-color: var(--content-background);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 12px 60px 12px 20px;
    font-size: 1rem;
    line-height: 1.5;
    resize: none;
    max-height: 200px;
}
textarea:focus { outline: none; border-color: var(--accent-color); }

button {
    position: absolute;
    right: 8px;
    bottom: 8px;
    background-color: var(--accent-color);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}
.icon { width: 20px; height: 20px; color: #202124; }

.chat-message.ai .message-content.code-block {
    position: relative;
    background-color: transparent;
    padding: 0;
    border-radius: 0;
    max-width: 100%;
}

.copy-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: #333;
    color: #ccc;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 5px 10px;
    font-size: 0.8rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s, background-color 0.2s;
}

.message-content.code-block:hover .copy-button {
    opacity: 1;
}

.copy-button:hover {
    background-color: #444;
}

/* --- Estilos de Clippy --- */

#clippy-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 100;
}

#clippy-icon {
    font-size: 2.5rem;
    cursor: pointer;
    transition: transform 0.2s ease;
}

#clippy-icon:hover {
    transform: scale(1.15);
}

#clippy-bubble {
    position: absolute;
    bottom: 75px;
    right: 0;
    width: 280px;
    background-color: var(--content-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    color: var(--text-color);
    line-height: 1.6;

    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

#clippy-bubble.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

#clippy-tip-text {
    margin: 0;
    margin-top: 10px;
    font-size: 0.9rem;
}

#clippy-close-btn {
    position: absolute;
    top: 5px;
    right: 10px;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.7;
    width: auto;
    height: auto;
    border-radius: 0;
}

#clippy-close-btn:hover {
    opacity: 1;
}

/* --- Estilos del Switch de Lenguaje --- */

.lang-switch-container {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 10px;
}

.lang-btn {
    position: relative;
    right: auto;
    bottom: auto;
    width: auto;
    height: auto;

    background-color: var(--content-background);
    color: var(--text-color);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.lang-btn:hover {
    background-color: #3c4043;
}

.lang-btn.active {
    background-color: var(--accent-color);
    color: #202124;
    border-color: var(--accent-color);
}

/* --- Estilos Responsivos (Móvil) --- */

@media (max-width: 480px) {
    .main-content {
        padding: 10px;
        padding-bottom: 140px;
    }

    .chat-container {
        max-width: 100%;
    }

    .chat-input-area {
        padding: 10px;
    }

    .input-wrapper {
        max-width: 100%;
    }

    .chat-message {
        max-width: 90%;
    }

    #clippy-container {
        bottom: 15px;
        right: 15px;
    }

    #clippy-icon {
        font-size: 2rem;
    }

    #clippy-bubble {
        width: 250px;
        bottom: 60px;
    }
}