/* --- Chatbot Main Container & Button --- */
#chatbot-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    border-radius: 50%;
    transform: scale(0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease;
}

#chatbot-container.visible {
    transform: scale(1);
    opacity: 1;
    visibility: visible;
    box-shadow: 0 0 30px -5px var(--secondary-color-glow);
}

#chat-toggle-btn {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 15px var(--primary-color-glow);
    transition: transform 0.3s ease;
}

#chat-toggle-btn:hover {
    transform: scale(1.1);
}

#chat-toggle-btn img {
    width: 35px;
    height: 35px;
    vertical-align: middle;
}

/* --- Chat Window --- */
#chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: translateY(20px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#chat-window.visible {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

#chat-header {
    padding: 15px;
    background-color: rgba(0, 0, 0, 0.3);
    color: var(--primary-color);
    font-weight: 700;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

#chat-messages {
    flex-grow: 1;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* --- Input Area & Messages --- */
#input-area-container {
    display: flex;
    align-items: center;
    background-color: #1a1a1a;
    border-top: 1px solid var(--border-color);
    position: relative;
    flex-shrink: 0;
}

#chat-input {
    background-color: transparent;
    border: none;
    color: var(--text-color);
    padding: 15px;
    flex-grow: 1;
    outline: none;
}

.chat-btn {
    background-color: var(--primary-color);
    color: #000;
    border: none;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    margin: 5px;
    cursor: pointer;
    font-size: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.chat-btn:active {
    transform: scale(0.9);
}

.message {
    padding: 8px 12px;
    max-width: 80%;
    word-wrap: break-word;
    line-height: 1.4;
}

.user-message {
    background-color: var(--primary-color);
    color: #000;
    align-self: flex-end;
    border-radius: 10px 10px 0 10px;
}

.bot-message {
    background-color: #333;
    color: var(--text-color);
    align-self: flex-start;
    border-radius: 10px 10px 10px 0;
}

/* --- Voice Recording UI --- */
#recording-ui, #locked-ui {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #1a1a1a;
    display: flex;
    align-items: center;
    padding: 0 15px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease;
}

#input-area-container.is-recording #recording-ui,
#input-area-container.is-locked #locked-ui {
    opacity: 1;
    visibility: visible;
}

#record-timer, #locked-timer {
    color: #ff4141;
    font-weight: bold;
    width: 50px;
}

#slide-to-cancel-text {
    margin: 0 auto;
    color: var(--text-secondary-color);
    animation: slide-hint 1.5s ease-in-out infinite;
}

@keyframes slide-hint {
    0%, 100% { transform: translateX(0); opacity: 0.7; }
    50% { transform: translateX(-5px); opacity: 1; }
}

#locked-trash-btn, #locked-send-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-color);
    cursor: pointer;
}