/* Chat Widget Styles */
.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    font-family: inherit;
    display: none; /* Hidden by default, shown if Ollama is available */
}

.chat-button {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3B82F6 0%, #22C55E 100%);
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.chat-button:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.6);
}

.chat-button svg {
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

/* Sparkle effect for AI feel */
.chat-button::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(45deg);
    transition: all 0.5s;
    pointer-events: none;
}

.chat-button:hover::after {
    left: 120%;
}

.chat-window {
    position: absolute;
    bottom: 85px;
    right: 0;
    width: 380px;
    height: 550px;
    background-color: var(--color-card-bg); /* Fixed variable name */
    border-radius: 20px;
    box-shadow: 0 15px 40px var(--color-shadow-base);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(20px) scale(0.95);
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    border: 1px solid var(--color-border);
}

.chat-window.active {
    transform: translateY(0) scale(1);
    opacity: 1;
    pointer-events: all;
}

.chat-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-header h3::before {
    content: '✦';
    color: #fcd34d;
}

.close-chat {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    cursor: pointer;
    font-size: 1.2rem;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.close-chat:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
    background-color: var(--color-background); /* Fixed variable name */
}

.message {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 0.95rem;
    line-height: 1.5;
    word-wrap: break-word;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.message.bot {
    align-self: flex-start;
    background-color: var(--color-card-bg);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-bottom-left-radius: 4px;
}

.message.user {
    align-self: flex-end;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    border-bottom-right-radius: 4px;
}

.chat-input-container {
    padding: 20px;
    background-color: var(--color-card-bg);
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: 12px;
}

.chat-input-container input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: 25px;
    outline: none;
    background-color: var(--color-background);
    color: var(--color-text);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.chat-input-container input:focus {
    border-color: var(--color-primary);
}

.chat-input-container button {
    background-color: var(--color-primary);
    color: white;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.chat-input-container button:hover {
    background-color: var(--color-primary-dark);
    transform: rotate(-10deg);
}

.typing-indicator {
    align-self: flex-start;
    background-color: var(--color-card-bg);
    padding: 10px 18px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--color-muted);
    border: 1px solid var(--color-border);
    display: none;
    margin-bottom: 10px;
}

@media (max-width: 480px) {
    .chat-window {
        width: calc(100vw - 40px);
        right: -10px;
        bottom: 80px;
        height: 70vh;
    }
}

@media print {
    .chat-widget {
        display: none !important;
    }
}