/* AI Chat Assistant Styles */

/* Chat Button - Fixed bottom-right */
.ai-chat-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2C5F6F 0%, #1E40AF 100%);
    border-radius: 50%;
    border: none;
    box-shadow: 0 4px 20px rgba(44, 95, 111, 0.4);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    transition: all 0.3s ease;
}

.ai-chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(44, 95, 111, 0.6);
}

.ai-chat-button svg {
    width: 28px;
    height: 28px;
    color: white;
}

.ai-chat-button.open {
    background: #E5E7EB;
}

.ai-chat-button.open svg {
    color: #2C5F6F;
}

/* Chat Modal/Panel */
.ai-chat-modal {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 400px;
    height: 600px;
    background: #FFFFFF;
    border-radius: 20px;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.2);
    display: none;
    flex-direction: column;
    z-index: 998;
    overflow: hidden;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.ai-chat-modal.open {
    display: flex;
}

/* Chat Header */
.ai-chat-header {
    background: linear-gradient(135deg, #2C5F6F 0%, #1E40AF 100%);
    color: white;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: 20px 20px 0 0;
}

.ai-chat-header-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ai-chat-header-icon {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-chat-header-icon svg {
    width: 20px;
    height: 20px;
}

.ai-chat-header-text h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1em;
    font-weight: 600;
    margin: 0;
}

.ai-chat-header-text p {
    font-size: 0.85em;
    opacity: 0.9;
    margin: 2px 0 0 0;
}

.ai-chat-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 5px;
    opacity: 0.9;
    transition: opacity 0.2s;
}

.ai-chat-close:hover {
    opacity: 1;
}

.ai-chat-close svg {
    width: 24px;
    height: 24px;
}

/* Chat Messages Container */
.ai-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: #F8F9FA;
}

.ai-chat-message {
    margin-bottom: 16px;
    display: flex;
    gap: 10px;
}

.ai-chat-message.user {
    flex-direction: row-reverse;
}

.ai-chat-message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85em;
}

.ai-chat-message.assistant .ai-chat-message-avatar {
    background: linear-gradient(135deg, #2C5F6F 0%, #1E40AF 100%);
    color: white;
}

.ai-chat-message.user .ai-chat-message-avatar {
    background: #E5E7EB;
    color: #2D3748;
}

.ai-chat-message-content {
    max-width: 75%;
    padding: 12px 16px;
    border-radius: 12px;
    line-height: 1.5;
    font-size: 0.95em;
}

.ai-chat-message.assistant .ai-chat-message-content {
    background: #FFFFFF;
    color: #2D3748;
    border: 1px solid #E5E7EB;
}

.ai-chat-message.user .ai-chat-message-content {
    background: linear-gradient(135deg, #2C5F6F 0%, #1E40AF 100%);
    color: white;
}

/* Loading Indicator */
.ai-chat-loading {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 16px;
}

.ai-chat-loading-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2C5F6F 0%, #1E40AF 100%);
    flex-shrink: 0;
}

.ai-chat-loading-dots {
    background: #FFFFFF;
    border: 1px solid #E5E7EB;
    padding: 12px 16px;
    border-radius: 12px;
    display: flex;
    gap: 6px;
}

.ai-chat-loading-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #2C5F6F;
    animation: loading-bounce 1.4s infinite ease-in-out both;
}

.ai-chat-loading-dot:nth-child(1) {
    animation-delay: -0.32s;
}

.ai-chat-loading-dot:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes loading-bounce {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Chat Input */
.ai-chat-input-container {
    padding: 16px 20px;
    background: #FFFFFF;
    border-top: 1px solid #E5E7EB;
    border-radius: 0 0 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ai-chat-input-wrapper {
    display: flex;
    gap: 10px;
    align-items: center;
}

.ai-chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid #E5E7EB;
    border-radius: 12px;
    font-size: 0.95em;
    font-family: 'Inter', sans-serif;
    color: #2D3748;
    resize: none;
    max-height: 100px;
    min-height: 44px;
}

.ai-chat-input:focus {
    outline: none;
    border-color: #2C5F6F;
    box-shadow: 0 0 0 3px rgba(44, 95, 111, 0.1);
}

.ai-chat-input::placeholder {
    color: #9CA3AF;
}

.ai-chat-send-button {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #2C5F6F 0%, #1E40AF 100%);
    border: none;
    border-radius: 12px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.ai-chat-send-button:hover:not(:disabled) {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(44, 95, 111, 0.3);
}

.ai-chat-send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ai-chat-send-button svg {
    width: 20px;
    height: 20px;
}

/* Welcome Message */
.ai-chat-welcome {
    text-align: center;
    padding: 40px 20px;
    color: #6B7280;
}

.ai-chat-welcome-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2C5F6F 0%, #1E40AF 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.ai-chat-welcome-icon svg {
    width: 30px;
    height: 30px;
    color: white;
}

.ai-chat-welcome h4 {
    font-family: 'Poppins', sans-serif;
    color: #2D3748;
    font-size: 1.2em;
    margin-bottom: 10px;
}

.ai-chat-welcome p {
    font-size: 0.9em;
    line-height: 1.6;
}

.ai-chat-suggestions {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ai-chat-suggestion {
    background: #FFFFFF;
    border: 1px solid #E5E7EB;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 0.9em;
    color: #2D3748;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
}

.ai-chat-suggestion:hover {
    border-color: #2C5F6F;
    background: #F8F9FA;
    transform: translateY(-2px);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .ai-chat-modal {
        bottom: 0;
        right: 0;
        left: 0;
        width: 100%;
        height: 100%;
        max-height: 100vh;
        border-radius: 0;
    }

    .ai-chat-header {
        border-radius: 0;
    }

    .ai-chat-input-container {
        border-radius: 0;
    }

    .ai-chat-button {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
    }
}

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

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

.ai-chat-messages::-webkit-scrollbar-thumb {
    background: #D1D5DB;
    border-radius: 3px;
}

.ai-chat-messages::-webkit-scrollbar-thumb:hover {
    background: #9CA3AF;
}

/* Format calculated results */
.ai-chat-message-content strong {
    color: #2C5F6F;
    font-weight: 600;
}

/* Code blocks in messages */
.ai-chat-message-content code {
    background: #F3F4F6;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    font-family: 'Courier New', monospace;
}

/* Action Buttons */
.ai-chat-actions {
    display: flex;
    gap: 8px;
    width: 100%;
}

.ai-chat-action-button {
    flex: 1;
    padding: 10px 16px;
    background: linear-gradient(135deg, #2C5F6F 0%, #1E40AF 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 0.9em;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.ai-chat-action-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(44, 95, 111, 0.3);
}

.ai-chat-action-button.secondary {
    background: #FFFFFF;
    color: #2C5F6F;
    border: 2px solid #2C5F6F;
}

.ai-chat-action-button.secondary:hover {
    background: #F8F9FA;
}

.ai-chat-action-button svg {
    width: 18px;
    height: 18px;
}

.ai-chat-action-button span {
    font-size: 0.85em;
}

/* Enhanced Message Formatting */
.ai-chat-message-content .message-heading {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1em;
    font-weight: 600;
    color: #2C5F6F;
    margin: 16px 0 8px 0;
    padding-bottom: 6px;
    border-bottom: 2px solid #E5E7EB;
}

.ai-chat-message-content .message-heading:first-child {
    margin-top: 0;
}

.ai-chat-message-content .message-subheading {
    font-family: 'Poppins', sans-serif;
    font-size: 1em;
    font-weight: 600;
    color: #1E40AF;
    margin: 12px 0 6px 0;
}

.ai-chat-message-content .message-bullet {
    padding-left: 8px;
    margin: 4px 0;
    line-height: 1.6;
}

.ai-chat-message-content .message-numbered {
    padding-left: 24px;
    margin: 4px 0;
    line-height: 1.6;
    position: relative;
    counter-increment: message-counter;
}

.ai-chat-message-content .message-numbered:before {
    content: counter(message-counter) ". ";
    position: absolute;
    left: 0;
    font-weight: 600;
    color: #2C5F6F;
}

/* Report Content Styling */
.ai-chat-message.report .ai-chat-message-content {
    max-width: 90%;
    background: linear-gradient(135deg, #F8F9FA 0%, #FFFFFF 100%);
    border: 2px solid #2C5F6F;
    box-shadow: 0 4px 12px rgba(44, 95, 111, 0.15);
}

/* Mobile adjustments for action buttons */
@media (max-width: 768px) {
    .ai-chat-action-button span {
        font-size: 0.8em;
    }

    .ai-chat-action-button {
        padding: 8px 12px;
    }
}