/* Chat Widget Styles */
.chat-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    pointer-events: auto; /* Ensure interaction */
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.chat-toggle-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00f3ff, #0066ff);
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 243, 255, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-toggle-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 243, 255, 0.6);
}

.chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.5);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.19, 1, 0.22, 1);
}

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

.chat-header {
    padding: 15px;
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-title {
    font-weight: 600;
    color: #333;
}

.chat-close {
    cursor: pointer;
    font-size: 20px;
    color: #999;
}

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

.message {
    padding: 10px 15px;
    border-radius: 15px;
    max-width: 80%;
    font-size: 14px;
    line-height: 1.4;
    word-wrap: break-word;
}

.ai-message {
    background: white;
    align-self: flex-start;
    color: #333;
    border-bottom-left-radius: 5px; /* Speech bubble effect */
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.user-message {
    background: linear-gradient(135deg, #00f3ff, #0066ff);
    align-self: flex-end;
    color: white;
    border-bottom-right-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 102, 255, 0.2);
}

.chat-input-area {
    padding: 15px;
    background: rgba(255, 255, 255, 0.9);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    gap: 10px;
}

#chat-input {
    flex: 1;
    padding: 10px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 20px;
    outline: none;
    background: rgba(255, 255, 255, 0.5);
    transition: background 0.2s;
}

#chat-input:focus {
    background: white;
}

#chat-send {
    background: none;
    border: none;
    color: #0066ff;
    font-weight: 600;
    cursor: pointer;
    padding: 0 10px;
}

/* Scrollbar Styling */
.chat-messages::-webkit-scrollbar {
    width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
}

/* Loading Spinner */
.loading-spinner {
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #0066ff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 5px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}