/* Veila App - Consolidated Chat Interface Component */

/* Main Content Area */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--glass-primary);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
}

/* Chat Container */
.chat-container {
    background: var(--glass-primary);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-glass);
    height: calc(100vh - 6rem);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--shadow-deep);
    position: relative;
    transition: all var(--transition-magnetic);
}

.chat-container:hover {
    box-shadow: var(--shadow-deep), 0 0 30px rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.15);
}

/* Welcome Message */
.welcome-message {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.welcome-message h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-weight: 300;
    letter-spacing: 1px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.welcome-message p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-tertiary);
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
}

/* Chat Header */
.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-glass);
}

.chat-header-left {
    flex: 1;
}

.chat-header-right {
    display: flex;
    align-items: center;
}

.chat-title {
    font-size: 1.6rem;
    font-weight: 300;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.chat-subtitle {
    font-size: 1rem;
    color: var(--text-tertiary);
    font-weight: 400;
    line-height: 1.6;
}

/* Chat Messages Area */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    scroll-behavior: smooth;
}

/* Empty State */
#emptyState {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    opacity: 0.9;
}

#emptyState h3 {
    font-size: 1.6rem;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    font-weight: 300;
}

#emptyState p {
    font-size: 1rem;
    color: var(--text-tertiary);
    max-width: 450px;
    line-height: 1.7;
    font-weight: 400;
}

/* ===== CONSOLIDATED MESSAGE STYLES ===== */

/* Base Message Container */
.message {
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
    animation: messageSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    margin-bottom: 2rem;
}

/* Message alignment */
.message.user,
.message.user-message {
    align-self: flex-end;
}

.message.assistant,
.message.ai-message {
    align-self: flex-start;
}

/* Message Content Wrapper - Supporting both .content and .message-content */
.message .content,
.message .message-content {
    position: relative;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* User Message Styles */
.message.user .content,
.message.user .message-content,
.message.user-message .content,
.message.user-message .message-content {
    background: linear-gradient(135deg, var(--glass-tertiary) 0%, var(--glass-secondary) 100%);
    backdrop-filter: var(--blur-subtle);
    -webkit-backdrop-filter: var(--blur-subtle);
    color: var(--text-primary);
    margin-left: auto;
    max-width: 75%;
    padding: 1.5rem 1.75rem;
    border-radius: 20px 20px 4px 20px;
    font-size: 0.95rem;
    line-height: 1.7;
    white-space: pre-wrap;
    border: 1px solid var(--border-burgundy);
    box-shadow: var(--shadow-glass), 0 0 20px rgba(114, 47, 55, 0.15);
    font-weight: 500;
}

.message.user .content::before,
.message.user .message-content::before,
.message.user-message .content::before,
.message.user-message .message-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(114, 47, 55, 0.05) 0%, rgba(107, 28, 62, 0.02) 100%);
    border-radius: 20px 20px 4px 20px;
    pointer-events: none;
}

/* Assistant Message Styles */
.message.assistant .content,
.message.assistant .message-content,
.message.ai-message .content,
.message.ai-message .message-content {
    background: linear-gradient(135deg, var(--glass-primary) 0%, var(--glass-secondary) 100%);
    backdrop-filter: var(--blur-subtle);
    -webkit-backdrop-filter: var(--blur-subtle);
    color: var(--text-secondary);
    padding: 1.5rem 1.75rem;
    border-radius: 20px 20px 20px 4px;
    font-size: 0.95rem;
    line-height: 1.7;
    white-space: normal;
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-glass);
    font-weight: 400;
}

/* Hover effects */
.message.user .content:hover,
.message.user .message-content:hover,
.message.user-message .content:hover,
.message.user-message .message-content:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glass), 0 0 25px rgba(114, 47, 55, 0.2);
}

.message.assistant .content:hover,
.message.assistant .message-content:hover,
.message.ai-message .content:hover,
.message.ai-message .message-content:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glass), 0 0 20px rgba(139, 92, 246, 0.1);
}

/* Inner content styles for text */
.message-text {
    color: inherit;
    line-height: inherit;
    word-wrap: break-word;
}

/* AI Response specific styling (when used as inner content) */
.ai-response {
    position: relative;
    padding: 1.5rem;
    background: var(--glass-primary);
    backdrop-filter: var(--blur-subtle);
    -webkit-backdrop-filter: var(--blur-subtle);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 0.95rem;
    white-space: pre-line;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    animation: responseSlideIn 0.5s ease-out;
}

.ai-response h3 {
    white-space: normal !important;
    display: block;
    margin: 0 !important;
    padding: 0 !important;
}

.ai-response:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glass), 0 0 20px rgba(139, 92, 246, 0.1);
}

/* ===== REASONING STYLES ===== */

/* Reasoning Section (both static and streaming) */
.reasoning,
.reasoning-section,
.ai-reasoning {
    background: var(--glass-tertiary);
    backdrop-filter: var(--blur-subtle);
    -webkit-backdrop-filter: var(--blur-subtle);
    border: 1px solid var(--border-burgundy);
    border-radius: var(--radius-lg);
    padding: 0.75rem 1rem;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
    box-shadow: var(--shadow-subtle), 0 0 20px rgba(114, 47, 55, 0.2);
    position: relative;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reasoning::before,
.reasoning-section::before,
.ai-reasoning::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(114, 47, 55, 0.05) 0%, rgba(107, 28, 62, 0.02) 100%);
    border-radius: var(--radius-lg);
    pointer-events: none;
}

.reasoning:hover,
.reasoning-section:hover,
.ai-reasoning:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-subtle), 0 0 25px rgba(114, 47, 55, 0.25);
}

/* Reasoning Header */
.reasoning-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-glass);
    position: relative;
    z-index: 1;
    cursor: pointer;
}

.reasoning-header h4,
.reasoning strong {
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent-rose-gold);
    margin: 0;
    display: block;
    margin-bottom: 0.75rem;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    text-transform: uppercase;
}

/* Reasoning Status */
.reasoning-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* Reasoning Content */
.reasoning-content {
    position: relative;
    z-index: 1;
    line-height: 1.6;
    color: var(--text-secondary);
}

.reasoning p,
.reasoning-step {
    position: relative;
    z-index: 1;
    line-height: 1.6;
    padding-left: 1rem;
    color: var(--text-primary);
    border-left: 3px solid var(--accent-electric);
    animation: stepFadeIn 0.5s ease-out;
}

/* Collapsed state */
.reasoning.collapsed .reasoning-content,
.reasoning-section.collapsed .reasoning-content {
    display: none;
}

/* Reduce padding when collapsed */
.reasoning.collapsed,
.reasoning-section.collapsed {
    overflow: hidden;
    padding: 0.5rem 0.75rem;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

/* Remove bottom margin from header when collapsed */
.reasoning.collapsed .reasoning-header,
.reasoning-section.collapsed .reasoning-header {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}


/* Expand/Collapse Chevron */
.expand-chevron {
    transition: transform 0.3s ease;
}

/* ===== FILE ATTACHMENTS ===== */
.message-files {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.file-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background: var(--glass-secondary);
    backdrop-filter: var(--blur-subtle);
    border-radius: 12px;
    border: 1px solid var(--border-glass);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.file-size {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-left: 0.25rem;
}

/* ===== TRACE VALIDATION ===== */
.trace-validation {
    background: var(--glass-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-glass);
    animation: validationSlideIn 0.3s ease-out 0.5s both;
}

.trace-info {
    display: flex;
    justify-content: space-between;
    align-items: left;
}

.trace-id {
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.trace-actions {
    display: flex;
    gap: 0.5rem;
}

.view-trace-btn,
.validate-btn {
    background: none;
    border: 1px solid var(--border-glass);
    border-radius: 4px;
    padding: 0.25rem 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
}

.view-trace-btn:hover,
.validate-btn:hover {
    background: var(--glass-hover);
    border-color: var(--accent-electric);
}

/* ===== LOADING STATES ===== */
.loading-message-simple {
    background: none !important;
    border: none !important;
    box-shadow: none !important;
    padding: 1rem !important;
    display: flex;
    justify-content: center;
    align-items: center;
}

.moon-loading {
    font-size: 1.5rem;
    animation: moonPulse 2s ease-in-out infinite;
}

/* ===== ANIMATIONS ===== */
@keyframes messageSlide {
    from { 
        opacity: 0; 
        transform: translateY(20px) scale(0.95); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0) scale(1); 
    }
}

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

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

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

@keyframes moonPulse {
    0%, 100% { 
        transform: scale(1); 
        opacity: 0.8; 
    }
    50% { 
        transform: scale(1.1); 
        opacity: 1; 
    }
}

/* ===== CHAT INPUT AREA ===== */
.chat-input-container {
    padding: 1.25rem;
    background: var(--glass-primary);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border-top: 1px solid var(--border-glass);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
}

#attachments {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    padding: 0 0.5rem;
    width: 100%;
    max-width: 900px;
}

.attachment-preview {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background: var(--glass-secondary);
    backdrop-filter: var(--blur-subtle);
    border-radius: 12px;
    border: 1px solid var(--border-glass);
    font-size: 0.85rem;
    color: var(--text-secondary);
    animation: fadeIn 0.3s ease;
}

.remove-attachment {
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.remove-attachment:hover {
    opacity: 1;
}

/* Form and Input */
.chat-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
    width: 100%;
}

.input-wrapper {
    flex: 1;
    position: relative;
}

#userInput {
    width: 100%;
    padding: 1rem 60px 1rem 1.25rem;
    background: var(--glass-secondary);
    backdrop-filter: var(--blur-subtle);
    -webkit-backdrop-filter: var(--blur-subtle);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.5;
    resize: vertical;
    transition: all var(--transition-smooth);
    min-height: 52px;
    max-height: 150px;
    font-family: inherit;
}

#userInput:focus {
    outline: none;
    border-color: var(--accent-electric);
    background: var(--glass-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

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

.attach-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
}

.attach-btn:hover {
    color: var(--accent-electric);
    transform: translateY(-50%) scale(1.1);
}

.send-btn {
    padding: 0.875rem 1.5rem;
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-electric) 100%);
    border: none;
    border-radius: var(--radius-lg);
    color: white;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.send-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

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

/* ===== MISSING FORM COMPONENTS ===== */

/* Original Chat Form Styles (from messages.css) */
.input-row {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
    width: 100%;
    max-width: 900px;
}

.textarea-container {
    position: relative;
    flex: 1;
}

/* Removed - using #userInput styles instead */

/* Send Button */
.send-button {
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-electric) 100%);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 1rem 2rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-magnetic);
    font-size: 1rem;
    box-shadow: var(--shadow-subtle), 0 0 15px rgba(124, 58, 237, 0.4);
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.send-button:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-magnetic), 0 0 30px rgba(124, 58, 237, 0.5);
}

.send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Trace Discovery Button */
.trace-discovery-btn {
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border: 1px solid var(--accent-electric);
    border-radius: 50%;
    background: var(--glass-secondary);
    backdrop-filter: var(--blur-subtle);
    color: var(--accent-electric);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.trace-discovery-btn:hover {
    background: var(--glass-hover);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
    transform: translateY(-50%) translateY(-1px);
}

.trace-discovery-btn:active {
    transform: translateY(-50%) translateY(0);
}

/* Demo Send Button */
.demo-send-btn {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border: 1px solid #6b1c3e;
    border-radius: 50%;
    background: rgba(25, 15, 25, 0.3);
    color: #6b1c3e;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.demo-send-btn:hover {
    border-color: #8b5cf6;
    color: #8b5cf6;
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
    background: rgba(139, 92, 246, 0.1);
    transform: translateY(-50%) translateY(-1px);
}

.demo-send-btn:active {
    transform: translateY(-50%) translateY(0);
}

/* File Input Styles (corrected from backup) */
.file-input-btn {
    padding: 1rem;
    background: var(--glass-secondary);
    backdrop-filter: var(--blur-subtle);
    -webkit-backdrop-filter: var(--blur-subtle);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: all var(--transition-base);
    display: block;
    text-align: center;
    white-space: nowrap;
    font-weight: 400;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-input-btn:hover {
    background: var(--glass-hover);
    border-color: var(--border-active);
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
}

.file-input-btn input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

/* Attachments */
.attachments {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.attachment {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: var(--glass-secondary);
    backdrop-filter: var(--blur-subtle);
    -webkit-backdrop-filter: var(--blur-subtle);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-primary);
    font-weight: 300;
    border: 1px solid var(--border-glass);
}

.attachment-remove {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-tertiary);
    font-size: 1rem;
    padding: 0.125rem;
    border-radius: 50%;
    transition: all var(--transition-fast);
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.attachment-remove:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}


/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .chat-messages {
        padding: 1rem;
    }
    
    .message {
        margin-bottom: 1rem;
    }
    
    .message.user .content,
    .message.user .message-content,
    .message.user-message .content,
    .message.user-message .message-content {
        max-width: 85%;
    }
    
    .reasoning-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}