/* ===== CHATBOT STYLES ===== */

/* Chatbot Container */
.chatbot-container {
    position: fixed;
    top: 80px;
    right: 20px;
    width: 480px;
    max-height: 750px;
    background: var(--background-color);
    border-radius: 20px;
    box-shadow: 0 15px 50px var(--shadow-color), 0 0 0 1px rgba(74, 108, 247, 0.1);
    display: flex;
    flex-direction: column;
    z-index: 999;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
    overflow: hidden;
    backdrop-filter: blur(20px);
}

.chatbot-container.minimized {
    max-height: 70px;
}

/* Chatbot Header */
.chatbot-header {
    background: var(--gradient-primary);
    color: white;
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
    position: relative;
    overflow: hidden;
}

.chatbot-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: headerGlow 3s ease-in-out infinite;
}

@keyframes headerGlow {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20px, -20px); }
}

.chatbot-header-left {
    display: flex;
    align-items: center;
    gap: 14px;
    position: relative;
    z-index: 1;
}

.chatbot-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 3px solid white;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
    position: relative;
}

.chatbot-avatar:hover {
    transform: scale(1.1) rotate(5deg);
}

.chatbot-title-container h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 3px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.chatbot-status {
    font-size: 13px;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: #4ade80;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.chatbot-controls {
    display: flex;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.chatbot-control-btn {
    background: rgba(255, 255, 255, 0.25);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    font-size: 16px;
}

.chatbot-control-btn:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Chatbot Body */
.chatbot-body {
    flex: 1;
    overflow-y: auto;
    padding: 26px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-height: 560px;
    background: var(--background-alt);
    position: relative;
}

.chatbot-body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 20px;
    background: linear-gradient(to bottom, var(--background-alt), transparent);
    pointer-events: none;
    z-index: 1;
}

.chatbot-body::-webkit-scrollbar {
    width: 8px;
}

.chatbot-body::-webkit-scrollbar-track {
    background: transparent;
    margin: 10px 0;
}

.chatbot-body::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--primary-color), var(--primary-color));
    border-radius: 10px;
    border: 2px solid var(--background-alt);
}

.chatbot-body::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #3d5ae6, #6254e8);
}

/* Message Styles */
.message {
    display: flex;
    gap: 12px;
    animation: fadeInSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes fadeInSlide {
    from {
        opacity: 0;
        transform: translateY(15px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

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

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
    object-fit: cover;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--background-color);
}

.message-content {
    max-width: 78%;
    padding: 18px 22px;
    border-radius: 16px;
    font-size: 15px;
    line-height: 1.7;
    word-wrap: break-word;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    letter-spacing: 0.01em;
    font-weight: 400;
}

.message-content:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.message.bot .message-content {
    background: var(--background-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-bottom-left-radius: 4px;
}

.message.user .message-content {
    background: linear-gradient(135deg, var(--primary-color) 0%, #6254e8 100%);
    color: white;
    border-bottom-right-radius: 4px;
    border: none;
}

.message-time {
    font-size: 12px;
    color: var(--text-color-light);
    margin-top: 4px;
    opacity: 0.7;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    gap: 6px;
    align-items: center;
    padding: 14px 18px;
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    border-bottom-left-radius: 4px;
    width: fit-content;
}

.typing-dot {
    width: 9px;
    height: 9px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-10px);
    }
}

/* Quick Actions */
.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 11px;
    padding: 18px 26px;
    background: var(--background-color);
    border-top: 1px solid var(--border-color);
}

.quick-action-btn {
    padding: 11px 18px;
    background: var(--background-alt);
    border: 1.5px solid var(--border-color);
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.quick-action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.3s ease;
    z-index: -1;
}

.quick-action-btn:hover {
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 4px 12px rgba(74, 108, 247, 0.3);
}

.quick-action-btn:hover::before {
    left: 0;
}

/* Chatbot Footer */
.chatbot-footer {
    padding: 22px 26px;
    background: var(--background-color);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 14px;
    align-items: center;
}

.chatbot-input {
    flex: 1;
    padding: 16px 22px;
    border: 2px solid var(--border-color);
    border-radius: 28px;
    background: var(--background-alt);
    color: var(--text-color);
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
}

.chatbot-input:focus {
    border-color: var(--primary-color);
    background: var(--background-color);
    box-shadow: 0 0 0 4px rgba(74, 108, 247, 0.1);
}

.chatbot-input::placeholder {
    color: var(--text-color-light);
    font-style: italic;
    opacity: 0.7;
}

.chatbot-send-btn {
    width: 52px;
    height: 52px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(74, 108, 247, 0.3);
    font-size: 17px;
}

.chatbot-send-btn:hover {
    transform: scale(1.15) rotate(15deg);
    box-shadow: 0 6px 20px rgba(74, 108, 247, 0.5);
}

.chatbot-send-btn:active {
    transform: scale(1.05) rotate(0deg);
}

.chatbot-send-btn:disabled {
    background: var(--border-color);
    cursor: not-allowed;
    transform: scale(1);
    box-shadow: none;
}

/* Toggle Button (for mobile/collapsed state) */
.chatbot-toggle-btn {
    position: fixed;
    top: 80px;
    right: 20px;
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 28px;
    cursor: pointer;
    box-shadow: 0 6px 25px rgba(74, 108, 247, 0.4);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 998;
    transition: all 0.3s ease;
    animation: floatBounce 3s ease-in-out infinite;
}

@keyframes floatBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.chatbot-toggle-btn:hover {
    transform: scale(1.15) rotate(10deg);
    box-shadow: 0 8px 30px rgba(74, 108, 247, 0.6);
}

.chatbot-toggle-btn.active {
    display: flex;
}

/* Welcome Message */
.welcome-message {
    text-align: center;
    padding: 20px;
    color: var(--text-color-light);
}

.welcome-message h4 {
    color: var(--text-color);
    margin-bottom: 8px;
    font-size: 16px;
}

.welcome-message p {
    font-size: 13px;
    line-height: 1.6;
}

/* Link Preview Card (for enhanced link display) */
.link-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    margin: 8px 0;
    background: var(--background-alt);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.link-card:hover {
    border-color: var(--primary-color);
    background: var(--background-color);
    transform: translateX(4px);
}

.link-card-icon {
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    flex-shrink: 0;
}

.link-card-content {
    flex: 1;
    min-width: 0;
}

.link-card-title {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-color);
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.link-card-url {
    font-size: 11px;
    color: var(--text-color-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Blockquote styling */
.message-content blockquote {
    margin: 12px 0;
    padding: 10px 16px;
    border-left: 4px solid var(--primary-color);
    background: var(--background-alt);
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--text-color-light);
}

/* Horizontal rule */
.message-content hr {
    margin: 16px 0;
    border: none;
    border-top: 2px solid var(--border-color);
    opacity: 0.5;
}

/* Info boxes */
.info-box {
    padding: 12px 16px;
    margin: 10px 0;
    border-radius: 8px;
    background: rgba(74, 108, 247, 0.08);
    border-left: 4px solid var(--primary-color);
}

.info-box-title {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--primary-color);
}

/* Enhanced text selection */
.message-content ::selection {
    background: var(--primary-color);
    color: white;
}

.message.user .message-content ::selection {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

/* Error Message */
.error-message {
    background: #fee;
    color: #c33;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    text-align: center;
    margin: 10px 0;
}

/* Loading State */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

[data-theme="dark"] .loading-overlay {
    background: rgba(18, 18, 18, 0.9);
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .chatbot-container {
        width: 420px;
        top: 70px;
        right: 10px;
        max-height: 650px;
    }
    
    .chatbot-body {
        max-height: 450px;
    }
}

@media (max-width: 480px) {
    .chatbot-container {
        width: calc(100vw - 20px);
        left: 10px;
        right: 10px;
        top: 70px;
        border-radius: 16px;
        max-height: 600px;
    }
    
    .chatbot-body {
        max-height: 400px;
    }
    
    .chatbot-toggle-btn {
        width: 62px;
        height: 62px;
        font-size: 24px;
        right: 15px;
    }
    
    .quick-actions {
        gap: 9px;
        padding: 16px 22px;
    }
    
    .quick-action-btn {
        font-size: 13px;
        padding: 10px 16px;
    }
}

/* Hidden State */
.chatbot-container.hidden {
    display: none;
}

/* Message Links - Enhanced */
.message-content a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: 6px;
    background: rgba(74, 108, 247, 0.08);
    border: 1px solid rgba(74, 108, 247, 0.2);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 2px 0;
}

.message-content a:hover {
    background: rgba(74, 108, 247, 0.15);
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(74, 108, 247, 0.2);
}

.message-content a::before {
    content: '🔗';
    font-size: 12px;
    opacity: 0.8;
}

.message.user .message-content a {
    color: white;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.message.user .message-content a:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: white;
}

.message.user .message-content a::before {
    content: '🔗';
    opacity: 1;
}

/* Code blocks in messages */
.message-content code {
    background: var(--background-alt);
    padding: 3px 8px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    border: 1px solid var(--border-color);
    color: #e83e8c;
    font-weight: 500;
}

.message.user .message-content code {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
}

/* Lists in messages - Enhanced */
.message-content ul,
.message-content ol {
    margin: 12px 0;
    padding-left: 24px;
}

.message-content li {
    margin: 8px 0;
    list-style: inherit;
    line-height: 1.7;
}

.message-content ul li::marker {
    color: var(--primary-color);
    font-size: 1.1em;
}

/* Paragraphs in messages */
.message-content p {
    margin: 10px 0;
}

.message-content p:first-child {
    margin-top: 0;
}

.message-content p:last-child {
    margin-bottom: 0;
}

/* Strong/Bold text in messages */
.message-content strong,
.message-content b {
    font-weight: 600;
    color: var(--primary-color);
}

.message.user .message-content strong,
.message.user .message-content b {
    color: white;
    font-weight: 700;
}

/* Emphasis/Italic text */
.message-content em,
.message-content i {
    font-style: italic;
    opacity: 0.95;
}

/* Headings in messages */
.message-content h4,
.message-content h5,
.message-content h6 {
    margin: 12px 0 8px 0;
    font-weight: 600;
    color: var(--text-color);
}

.message-content h4 {
    font-size: 16px;
}

.message-content h5 {
    font-size: 15px;
}

.message-content h6 {
    font-size: 14px;
}