/* Import modern fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* --- Modern color system --- */
:root {
    --bg-body: linear-gradient(135deg, rgb(213, 210, 210) 0%, #f8f6f6 100%);
    --bg-container: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.85);
    --bg-card: rgba(255, 255, 255, 0.95);
    --border-color: rgba(255, 255, 255, 0.2);
    --border-subtle: rgba(0, 0, 0, 0.08);
    --text-primary: #1a1a1a;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --accent-color: #6366f1;
    --accent-color-hover: #4f46e5;
    --accent-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --user-message-text: #ffffff;
    --bot-message-bg: rgba(248, 250, 252, 0.8);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1), 0 4px 10px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.1), 0 8px 16px rgba(0, 0, 0, 0.06);
    --blur-glass: blur(10px);
}

/* --- General Styles --- */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-body);
    margin: 0;
    color: var(--text-primary);
    min-height: 100vh;
    font-weight: 400;
    line-height: 1.6;
    letter-spacing: -0.01em;
    backdrop-filter: var(--blur-glass);
}

/* Modern backdrop overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-body);
    z-index: -1;
}

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* --- Main Container (Shared by Login & Chat) --- */
.login-container, .chat-container {
    width: 100%;
    max-width: 800px;
    background-color: var(--bg-container);
    border-radius: 20px;
    box-shadow: 0 10px 40px var(--shadow-color);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-container {
    height: 90vh;
    max-height: 850px;
}

/* --- Login Page Styles --- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #ffffff 0%, #848484 100%);
    padding: 20px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.login-container {
    background: white;
    border-radius: 24px;
    padding: 48px;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideIn 0.6s ease-out;
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.brand-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 16px;
}

.logo-icon {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 16px;
    padding: 12px;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.brand-text h1 {
    margin: 0;
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-text p {
    margin: 0;
    font-size: 1rem;
    color: #6b7280;
    font-weight: 500;
}

.login-subtitle {
    color: #6b7280;
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.5;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.form-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.section-title {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: #374151;
    border-bottom: 2px solid #e5e7eb;
    padding-bottom: 8px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 4px;
}

.form-group input,
.form-group select {
    padding: 14px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    background: white;
    transition: all 0.2s ease;
    color: #374151;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: white;
}

.form-group input::placeholder {
    color: #9ca3af;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.input-hint {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: #6b7280;
    margin-top: 4px;
}

.input-hint svg {
    color: #9ca3af;
    flex-shrink: 0;
}

.login-btn {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 16px 24px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.login-btn:active {
    transform: translateY(0);
}

.btn-text {
    font-weight: 600;
}

.btn-icon {
    transition: transform 0.2s ease;
}

.login-btn:hover .btn-icon {
    transform: translateX(2px);
}

.login-footer {
    text-align: center;
    margin-top: 24px;
}

.security-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: #6b7280;
    margin: 0;
}

.security-note svg {
    color: #10b981;
    flex-shrink: 0;
}

.error-message {
    background: #fef2f2;
    color: #dc2626;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid #fecaca;
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    margin-top: 16px;
    animation: fadeInUp 0.3s ease-out;
}

/* Responsive Design */
@media (max-width: 640px) {
    .login-page {
        padding: 16px;
    }

    .login-container {
        padding: 32px 24px;
        max-width: 100%;
    }

    .brand-text h1 {
        font-size: 1.75rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .login-btn {
        padding: 14px 20px;
        font-size: 0.95rem;
    }
}

/* --- Form Field Validation Indicators --- */
.validation-indicator {
    position: absolute;
    right: -30px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.validation-indicator::before {
    font-family: Arial, sans-serif;
}

.validation-indicator.valid {
    background-color: #10b981;
    color: white;
}

.validation-indicator.valid::before {
    content: "✓";
}

.validation-indicator.invalid {
    background-color: #ef4444;
    color: white;
}

.validation-indicator.invalid::before {
    content: "✗";
}

.validation-indicator.validating {
    background-color: #f59e0b;
    animation: spin 1s linear infinite;
}

.validation-indicator.validating::before {
    content: "⟳";
    color: white;
}

@keyframes spin {
    from { transform: translateY(-50%) rotate(0deg); }
    to { transform: translateY(-50%) rotate(360deg); }
}

/* --- Chat Header --- */
.chat-header {
    background: var(--bg-container);
    color: var(--text-primary);
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}
.chat-header h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}
#logout-btn {
    background: white;
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}
#logout-btn:hover {
    color: #dc2626;
    background-color: #fee2e2;
    border-color: #fca5a5;
    transform: translateY(-1px);
}

/* Optionally style the new header logout in chat panel */
.chat-header .logout-btn { margin-left: 8px; }

/* --- Chat Messages --- */
.message {
    max-width: 85%;
    padding: 16px 20px;
    border-radius: 20px;
    line-height: 1.6;
    word-wrap: break-word;
    animation: fadeInUp 0.4s ease-out;
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
}

.user-message {
    background: var(--accent-gradient);
    color: var(--user-message-text);
    align-self: flex-end;
    border-bottom-right-radius: 8px;
    box-shadow: var(--shadow-md);
}

.bot-message {
    background: var(--bot-message-bg);
    align-self: flex-start;
    border-bottom-left-radius: 8px;
    backdrop-filter: var(--blur-glass);
    border: 1px solid var(--border-subtle);
}

.main-response-text {
    margin: 0;
    white-space: pre-wrap;
    font-weight: 400;
    line-height: 1.6;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Enhanced formatting for AI responses */
.main-response-text strong,
.main-response-text b {
    font-weight: 600;
    color: var(--text-primary);
}

.main-response-text em,
.main-response-text i {
    font-style: italic;
    color: var(--text-secondary);
}

.main-response-text ul,
.main-response-text ol {
    margin: 8px 0;
    padding-left: 20px;
}

.main-response-text li {
    margin-bottom: 4px;
    line-height: 1.5;
}

/* Enhanced styling for formatted lists in chat responses */
.main-response-text br + strong,
.main-response-text br + em,
.main-response-text br + code {
    display: block;
    margin-top: 8px;
}

/* Style bullet points and numbered lists */
.main-response-text {
    /* Existing styles... */
}

/* Add visual styling for list-like content */
.main-response-text br:before {
    content: "";
    display: block;
    margin-bottom: 4px;
}

.main-response-text p {
    margin: 8px 0;
    line-height: 1.6;
}

.main-response-text code {
    background: rgba(0, 0, 0, 0.05);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
    color: #d73a49;
}

.main-response-text pre {
    background: rgba(0, 0, 0, 0.05);
    padding: 12px 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 8px 0;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
    line-height: 1.4;
}

.main-response-text blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: 16px;
    margin: 8px 0;
    color: var(--text-secondary);
    font-style: italic;
}

.status-updates {
    margin-top: 12px;
    font-size: 0.9em;
    color: var(--text-muted);
    font-style: italic;
}

.status-updates i {
    font-style: normal;
    color: var(--accent-color);
}

.blinking-cursor {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    from, to { opacity: 1; }
    50% { opacity: 0; }
}

/* --- Input Area --- */
.chat-input-area {
    padding: 15px 25px;
    border-top: 1px solid var(--border-color);
    background-color: #fff;
    flex-shrink: 0;
}
#chat-form {
    display: flex;
    align-items: flex-end;
    gap: 10px;
}
#message-input {
    flex-grow: 1;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 12px 18px;
    font-size: 1rem;
    font-family: inherit;
    line-height: 1.5;
    resize: none;
    max-height: 150px;
    overflow-y: auto;
    background-color: var(--bg-body);
}
#message-input:focus, #login-form input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 20%, transparent);
}
#chat-form button {
    height: 48px;
    width: 48px;
    border: none;
    background-color: var(--accent-color);
    color: var(--user-message-text);
    border-radius: 50%;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}
#voice-btn.recording {
    background-color: #dc2626;
    animation: pulse 1s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(220,38,38,0.6); }
    70% { box-shadow: 0 0 0 12px rgba(220,38,38,0); }
    100% { box-shadow: 0 0 0 0 rgba(220,38,38,0); }
}
#chat-form button:hover {
    background-color: var(--accent-color-hover);
}

/* Disable button styles */
#login-form button:disabled {
    background-color: #9ca3af;
    cursor: not-allowed;
}

/* --- AI Model Dropdown Styles --- */
select {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    background-color: white;
    margin-bottom: 10px;
}

select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0,123,255,.25);
}

/* Hover effect for dropdown */
select:hover {
    border-color: #007bff;
}

/* Enhanced AI Model Dropdown Styles */
#ai-model {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    background-color: white;
    color: #374151;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
    padding-right: 44px;
    transition: all 0.2s ease;
    font-family: inherit;
}

#ai-model:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background-color: white;
}

#ai-model:hover {
    border-color: #6366f1;
}

#ai-model option {
    background-color: white;
    color: #374151;
    padding: 12px;
    font-family: inherit;
}

/* Style for the dropdown container */
.form-group select {
    box-sizing: border-box;
    margin-bottom: 0;
}

/* Remove default select styles */
select::-ms-expand {
    display: none;
}

/* Quick Replies */
.quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 8px 0 4px 0;
}
.quick-reply-btn {
    background: var(--bot-message-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 6px 12px;
    font-size: 0.85rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.quick-reply-btn:hover {
    background: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color);
}

/* --- App shell layout for dashboard + chat panel --- */
.app-shell {
    display: grid;
    /* Left sidebar fixed, main content flexible, chat panel 35% of viewport width */
    grid-template-columns: 280px 1fr 35vw;
    gap: 24px;
    width: 100vw;
    height: 100vh;
    margin: 0;
    padding: 24px;
    box-sizing: border-box;
}

.left-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: stretch;
    animation: slideIn 0.6s ease-out;
}

.left-sidebar .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    border-radius: 20px;
    background: var(--bg-glass);
    backdrop-filter: var(--blur-glass);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

.left-sidebar .brand:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.left-sidebar h3 { 
    margin: 0; 
    font-size: 1.1rem; 
    font-weight: 600;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.left-sidebar .badge { 
    background: rgba(99, 102, 241, 0.1); 
    color: var(--accent-color); 
    border-radius: 12px; 
    padding: 6px 12px; 
    font-size: 0.8rem; 
    font-weight: 500;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.card { 
    background: var(--bg-card); 
    border-radius: 20px; 
    padding: 24px; 
    border: 1px solid var(--border-subtle); 
    box-shadow: var(--shadow-md);
    backdrop-filter: var(--blur-glass);
    transition: all 0.3s ease;
    animation: fadeInUp 0.5s ease-out;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card h4 {
    margin: 0 0 16px 0;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.quick-actions .actions-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 12px; 
}

.qa { 
    padding: 16px; 
    border-radius: 16px; 
    border: 1px solid var(--border-subtle); 
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%); 
    cursor: pointer; 
    font-weight: 500;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.qa:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
    background: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
}

.ai-insights .insight-box { 
    padding: 20px; 
    border-radius: 16px; 
    background: var(--accent-gradient); 
    color: #fff; 
    text-align: center;
    box-shadow: var(--shadow-md);
}

/* AI Insights card in main content area - Wide layout */
#ai-insights-card.ai-insights.card.wide {
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 200px;
    padding: 24px;
}

#ai-insights-card.ai-insights.card.wide .ai-insights-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding: 0;
}

#ai-insights-card.ai-insights.card.wide .ai-insights-header h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

#ai-insights-card.ai-insights.card.wide .ai-insights-actions {
    display: flex;
    gap: 8px;
}

#ai-insights-card.ai-insights.card.wide .small-btn {
    padding: 8px 16px;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    background: rgba(255, 255, 255, 0.8);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

#ai-insights-card.ai-insights.card.wide .insight-box.scrollable {
    flex: 1;
    max-height: 300px;
    overflow-y: auto;
    padding: 16px 0;
    background: transparent;
    border-radius: 12px;
    border: none;
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.5;
}

#ai-insights-card.ai-insights.card.wide .insight-box .insight-loading {
    color: var(--text-muted);
    text-align: center;
    font-style: italic;
    font-size: 0.9rem;
}

#ai-insights-card.ai-insights.card.wide .insight-box p {
    margin: 0 0 12px 0;
    line-height: 1.5;
}

#ai-insights-card.ai-insights.card.wide .insight-box ul {
    margin: 0 0 12px 20px;
    color: var(--text-primary);
}

#ai-insights-card.ai-insights.card.wide .insight-box li {
    margin-bottom: 8px;
    line-height: 1.4;
    font-size: 0.9rem;
}

#ai-insights-card.ai-insights.card.wide .ai-insights-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
}

#ai-insights-card.ai-insights.card.wide .small-btn:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(99, 102, 241, 0.2);
}

#ai-insights-card.ai-insights.card.wide .tiny-pill {
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid var(--border-subtle);
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.ai-insights-card.expanded {
    position: fixed;
    right: 32px;
    top: 100px;
    width: 480px;
    z-index: 1200;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    background: white;
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.main-content { 
    padding: 8px 0; 
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.cards-grid { 
    display: grid; 
    grid-template-columns: repeat(2, 1fr); 
    gap: 24px; 
}

.card.wide { 
    grid-column: 1 / span 2; 
}

.card.small { 
    height: 160px; 
}

.big-number { 
    font-size: 2.5rem; 
    font-weight: 700; 
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: 8px;
}

.activity-list { 
    list-style: none; 
    padding: 0; 
    margin: 0; 
    display: flex; 
    flex-direction: column; 
    gap: 16px; 
}

.activity-list li { 
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.activity-list li:last-child {
    border-bottom: none;
}

.muted { 
    color: var(--text-muted); 
    font-size: 0.85rem; 
    font-weight: 400;
}

/* Chat panel specifics */
.chat-panel { 
    background: white;
    border-radius: 20px; 
    border: 1px solid var(--border-subtle); 
    padding: 0; 
    display: flex; 
    flex-direction: column; 
    overflow: hidden; 
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03); 
    min-width: 0;
    animation: slideIn 0.8s ease-out 0.4s both;
}

.chat-panel .chat-header { 
    padding: 20px 24px; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    border-bottom: 1px solid var(--border-subtle); 
    background: #fafbfc;
}

.chat-panel .chat-title { 
    display: flex; 
    align-items: center; 
    gap: 16px; 
}

.chat-panel .chat-title h2 { 
    margin: 0; 
    font-size: 1.2rem; 
    font-weight: 600;
    color: var(--text-primary);
}

.chat-panel .status { 
    color: var(--text-secondary); 
    font-size: 0.9rem; 
    display: flex; 
    gap: 8px; 
    align-items: center; 
    font-weight: 500;
}

.dot { 
    width: 8px; 
    height: 8px; 
    border-radius: 50%; 
    display: inline-block; 
}

.dot.online { 
    background: var(--success-color);
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    70% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.chat-panel .chat-user .avatar { 
    width: 40px; 
    height: 40px; 
    border-radius: 50%; 
    background: var(--accent-gradient); 
    color: white; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.chat-panel .chat-box { 
    padding: 24px; 
    overflow-y: auto;
    max-height: calc(100vh - 240px);
    background: white;
    flex: 1;
}

.chat-panel .message { 
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.chat-panel .user-message { 
    justify-content: flex-end;
    padding-left: 60px;
}

.chat-panel .user-message .message-content {
    background: var(--accent-color);
    color: white;
    padding: 12px 16px;
    border-radius: 16px 16px 4px 16px;
    max-width: 80%;
    font-size: 0.95rem;
    line-height: 1.4;
    box-shadow: 0 2px 4px rgba(99, 102, 241, 0.2);
}

.chat-panel .bot-message { 
    justify-content: flex-start;
    padding-right: 60px;
}

.chat-panel .bot-message .message-content {
    background: #f8f9fa;
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 16px 16px 16px 4px;
    max-width: 95%;
    font-size: 0.95rem;
    line-height: 1.4;
    border: 1px solid var(--border-subtle);
}

.quick-action-row { 
    display: flex; 
    gap: 8px; 
    padding: 16px 24px; 
    border-top: 1px solid var(--border-subtle);
    background: #fafbfc;
    flex-wrap: wrap;
}

.pill { 
    background: white; 
    border: 1px solid var(--border-subtle); 
    padding: 8px 14px; 
    border-radius: 16px; 
    cursor: pointer; 
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.85rem;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.pill:hover {
    transform: translateY(-1px);
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    box-shadow: 0 2px 4px rgba(99, 102, 241, 0.2);
}

.chat-input-area { 
    padding: 20px 24px; 
    border-top: 1px solid var(--border-subtle); 
    background: white;
}

#chat-form {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    background: #f8f9fa;
    border-radius: 20px;
    padding: 6px 6px 6px 16px;
    border: 1px solid var(--border-subtle);
    transition: border-color 0.2s ease;
}

#chat-form:focus-within {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

#message-input {
    flex-grow: 1;
    border: none;
    background: transparent;
    border-radius: 16px;
    padding: 12px 4px;
    font-size: 0.95rem;
    font-family: inherit;
    line-height: 1.4;
    color: var(--text-primary);
    resize: none;
    outline: none;
}

#message-input::placeholder {
    color: var(--text-muted);
}

#send-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 16px;
    padding: 10px 16px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

#send-btn:hover {
    background: #5b21b6;
    transform: translateY(-1px);
}

#message-input:focus {
    outline: none;
}

#chat-form button {
    height: 48px;
    width: 48px;
    border: none;
    background: var(--accent-gradient);
    color: white;
    border-radius: 50%;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-md);
}

#chat-form button:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* Responsive rules */
@media (max-width: 1100px) {
    .app-shell { grid-template-columns: 200px 1fr 30vw; }
}
@media (max-width: 900px) {
    .app-shell { grid-template-columns: 1fr; padding: 12px; }
    .chat-panel { order: 3; width: 100%; }
    .left-sidebar { order: 1; }
    .main-content { order: 2; }
}

/* --- Modal styles for task creation --- */
.hidden { display: none !important; }

.modal { 
    position: fixed; 
    inset: 0; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    z-index: 1000; 
    animation: fadeInUp 0.3s ease-out;
}

.modal-backdrop { 
    position: absolute; 
    inset: 0; 
    background: rgba(0, 0, 0, 0.6); 
    backdrop-filter: blur(8px);
}

.modal-panel { 
    position: relative; 
    background: var(--bg-glass); 
    backdrop-filter: var(--blur-glass);
    border-radius: 24px; 
    padding: 32px; 
    width: 480px; 
    max-width: 94%; 
    box-shadow: var(--shadow-xl); 
    border: 1px solid var(--border-color); 
    z-index: 1001;
    animation: slideIn 0.4s ease-out 0.1s both;
}

.modal-panel h3 { 
    margin-top: 0; 
    margin-bottom: 24px;
    font-size: 1.5rem;
    font-weight: 600;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-panel form label { 
    display: block; 
    margin-bottom: 20px; 
    font-weight: 600; 
    color: var(--text-primary);
    font-size: 0.9rem;
}

.modal-panel input[type='text'], 
.modal-panel input[type='date'], 
.modal-panel textarea { 
    width: 100%; 
    padding: 16px 20px; 
    border: 1px solid var(--border-subtle); 
    border-radius: 16px; 
    box-sizing: border-box;
    font-family: inherit;
    font-size: 1rem;
    margin-top: 8px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: var(--blur-glass);
    transition: all 0.2s ease;
}

.modal-panel input:focus,
.modal-panel textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: white;
}

.modal-actions { 
    display: flex; 
    justify-content: flex-end; 
    gap: 12px; 
    margin-top: 24px; 
}

.modal-actions button { 
    padding: 12px 24px; 
    border-radius: 16px; 
    border: none; 
    cursor: pointer; 
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.modal-actions #task-cancel { 
    background: rgba(243, 244, 246, 0.8); 
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.modal-actions #task-cancel:hover {
    background: rgba(229, 231, 235, 0.8);
    transform: translateY(-1px);
}

.modal-actions #task-submit { 
    background: var(--accent-gradient); 
    color: white;
    box-shadow: var(--shadow-md);
}

.modal-actions #task-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.modal-panel .muted { 
    margin-top: 16px; 
    font-size: 0.9rem; 
    color: var(--text-muted);
    text-align: center;
}