/* VA Chatbot Widget Styles */

:root {
    --va-primary: #001489;
    --va-primary-light: #1a2da1;
    --va-white: #ffffff;
    --va-gray-light: #f5f5f5;
    --va-gray: #666666;
    --va-border: #ddd;
    --va-shadow: rgba(0, 20, 137, 0.15);
    --va-error: #d32f2f;
}

/* Chat Widget Container */
#va-chat-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    z-index: 9999;
}

/* Chat Button (Minimized State) */
#va-chat-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--va-primary);
    color: var(--va-white);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 12px var(--va-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 24px;
}

#va-chat-button:hover {
    background: var(--va-primary-light);
    transform: scale(1.05);
}

#va-chat-button.hidden {
    display: none;
}

/* Chat Container (Expanded State) */
#va-chat-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 380px;
    height: 600px;
    min-width: 320px;
    min-height: 400px;
    max-width: 100vw;
    max-height: calc(100vh - 40px);
    background: var(--va-white);
    border-radius: 12px;
    border: 3px solid #999;
    box-shadow: 0 8px 32px var(--va-shadow);
    display: none;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.3s ease;
    transition: all 0.3s ease;
}

#va-chat-container.active {
    display: flex;
}

/* Resize Handles */
\.va-resize-handle {
    position: absolute;
    width: 20px;
    height: 20px;
    z-index: 10;
    background: var(--va-primary);
    border: 2px solid white;
    border-radius: 50%;
    opacity: 0.7;
    transition: opacity 0.2s;
}

\.va-resize-handle:hover {
    opacity: 1;
    transform: scale(1.2);
}

\.va-resize-nw {
    top: -10px;
    left: -10px;
    cursor: nw-resize;
}

\.va-resize-ne {
    top: -10px;
    right: -10px;
    cursor: ne-resize;
}

\.va-resize-sw {
    bottom: -10px;
    left: -10px;
    cursor: sw-resize;
}

\.va-resize-se {
    bottom: -10px;
    right: -10px;
    cursor: se-resize;
}

/* Full-width mode for search results */
#va-chat-container.search-mode {
    width: calc(100vw - 40px) !important;
    max-width: 1800px !important;
    height: calc(100vh - 100px) !important;
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) !important;
    bottom: 50px !important;
    resize: both !important;
    overflow: auto !important;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Chat Header */
#va-chat-header {
    background: var(--va-primary);
    color: var(--va-white);
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: move;
    user-select: none;
}

#va-chat-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #d0d0d0;
}

#va-chat-header \.va-header-controls {
    display: flex;
    gap: 8px;
}

#va-chat-header button {
    background: transparent;
    border: none;
    color: var(--va-white);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.2s;
    font-size: 14px;
}

#va-chat-header button:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Mode Toggle */
#va-mode-toggle {
    background: var(--va-gray-light);
    padding: 8px;
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--va-border);
}

#va-mode-toggle button {
    flex: 1;
    padding: 8px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 6px;
    font-size: 13px;
    transition: all 0.2s;
    color: var(--va-gray);
}

#va-mode-toggle button.active {
    background: var(--va-primary);
    color: var(--va-white);
    font-weight: 600;
}

/* Chat Messages Area */
#va-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--va-gray-light);
}

/* Message Bubbles */
\.va-message {
    display: flex;
    flex-direction: column;
    max-width: 75%;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

\.va-message.user {
    align-self: flex-end;
    margin-left: 25%;
}

\.va-message.assistant {
    align-self: flex-start;
    margin-right: 25%;
}

\.va-message-content {
    padding: 12px 16px;
    border-radius: 16px;
    word-wrap: break-word;
    line-height: 1.5;
    font-size: 14px;
    max-height: none;
    overflow-y: auto;
    white-space: pre-wrap;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

\.va-message.user \.va-message-content {
    background: linear-gradient(135deg, #001489 0%, #1a2da1 100%);
    color: var(--va-white);
    border-bottom-right-radius: 4px;
    box-shadow: 0 3px 10px rgba(0, 20, 137, 0.25);
}

\.va-message.assistant \.va-message-content {
    background: #ffffff;
    color: #1a1a1a;
    border-bottom-left-radius: 4px;
    border: 1px solid #e8e8e8;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    max-height: none;
    overflow: visible;
}

\.va-message-content a {
    color: #1a0dab;
    text-decoration: underline;
    word-break: break-all;
}

\.va-message-content a:hover {
    color: #0066cc;
}

/* Search Results */
\.va-search-results {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

\.va-search-result {
    background: #f8f9fa;
    padding: 14px;
    border-left: 4px solid var(--va-primary);
    border-radius: 6px;
    transition: all 0.2s;
}

\.va-search-result:hover {
    background: #e3f2fd;
    transform: translateX(2px);
    box-shadow: 0 2px 8px rgba(0, 20, 137, 0.1);
}

\.va-search-result h4 {
    margin: 0 0 8px 0;
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
}

\.va-search-result h4::before {
    content: "📄";
    margin-right: 8px;
    font-size: 16px;
}

\.va-search-result h4 a {
    color: var(--va-primary);
    text-decoration: none;
    flex: 1;
}

\.va-search-result a:hover {
    color: #0066cc;
    text-decoration: underline;
}

\.va-result-url {
    font-size: 14px;
    color: #006621;
    margin-bottom: 4px;
    word-break: break-all;
    line-height: 1.3;
}

\.va-result-url a {
    color: #006621;
    text-decoration: none;
}

\.va-result-url a:hover {
    text-decoration: underline;
}

\.va-search-result p {
    margin: 0;
    font-size: 13px;
    color: #555;
    line-height: 1.6;
    white-space: pre-wrap;
    overflow: visible;
    text-overflow: clip;
}

/* Loading Indicator */
\.va-loading {
    display: flex;
    gap: 4px;
    padding: 10px 14px;
}

\.va-loading span {
    width: 8px;
    height: 8px;
    background: var(--va-gray);
    border-radius: 50%;
    animation: bounce 1.4s infinite ease-in-out both;
}

\.va-loading span:nth-child(1) { animation-delay: -0.32s; }
\.va-loading span:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

/* Input Area */
#va-chat-input-area {
    padding: 12px 16px;
    border-top: 1px solid var(--va-border);
    background: var(--va-white);
    display: flex;
    gap: 8px;
}

#va-chat-input {
    flex: 1;
    border: 1px solid var(--va-border);
    border-radius: 20px;
    padding: 10px 16px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
    resize: none;
    max-height: 100px;
    font-family: inherit;
}

#va-chat-input:focus {
    border-color: var(--va-primary);
}

#va-send-button {
    background: var(--va-primary);
    color: var(--va-white);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    flex-shrink: 0;
}

#va-send-button:hover:not(:disabled) {
    background: var(--va-primary-light);
}

#va-send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Citations */
\.va-citations {
    margin-top: 12px;
    padding: 12px;
    background: #f8f9fa;
    border-left: 3px solid var(--va-primary);
    border-radius: 4px;
    font-size: 12px;
}

\.va-citations-title {
    font-weight: 700;
    color: var(--va-primary);
    margin-bottom: 8px;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

\.va-citation {
    display: flex;
    align-items: flex-start;
    color: var(--va-primary);
    text-decoration: none;
    padding: 6px 8px;
    margin: 4px 0;
    background: white;
    border-radius: 4px;
    transition: all 0.2s;
    border: 1px solid #e0e0e0;
}

\.va-citation:hover {
    background: #e3f2fd;
    border-color: var(--va-primary);
    transform: translateX(2px);
}

\.va-citation::before {
    content: "🔗";
    margin-right: 6px;
    font-size: 14px;
}

/* Error Messages */
\.va-error {
    background: #ffebee;
    color: var(--va-error);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    border-left: 3px solid var(--va-error);
}

/* Responsive Design */
@media (max-width: 480px) {
    #va-chat-container {
        width: calc(100vw - 40px);
        height: calc(100vh - 40px);
        bottom: 20px;
        right: 20px;
    }
}

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

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

#va-chat-messages::-webkit-scrollbar-thumb {
    background: var(--va-border);
    border-radius: 3px;
}

#va-chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--va-gray);
}