/* =============================================================================
 *  Message Wrapper - Container for each message
 *  ============================================================================= */

.message-wrapper {
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
}

.message-wrapper.hidden {
    display: none;
}

.message-wrapper.animate-in {
    animation: messageSlideIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* User messages - right aligned */
.message-wrapper.user {
    align-items: flex-end;
}

/* AI messages - left aligned */
.message-wrapper.ai {
    align-items: flex-start;
}

/* Announcements - center aligned */
.message-wrapper.announce {
    align-items: center;
}

/* Command messages */
.message-wrapper.user_command {
    align-items: flex-end;
}

.message-wrapper.command_response {
    align-items: flex-start;
}

/* =============================================================================
 *  Message Bubble - Modern Design
 *  ============================================================================= */

.message {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 16px;
    border-radius: var(--radius-lg);
    border: 1px solid transparent;
    box-shadow: var(--shadow-soft);
    word-wrap: break-word;
    overflow: hidden;
    position: relative;
    max-width: var(--message-max-width, 75%);
    width: fit-content;
    gap: 8px;
    backdrop-filter: blur(10px);
}

/* Highlight for search results */
.message.search-highlight {
    background: var(--important-bg) !important;
    border-color: var(--accent) !important;
}

.message.search-highlight mark {
    background: var(--accent);
    color: var(--bg-primary);
    padding: 1px 4px;
    border-radius: 2px;
}

/* =============================================================================
 *  User Messages - Elevated Design
 *  ============================================================================= */

.message.user {
    background: var(--bg-message-user);
    border: 1px solid var(--border-user);
    border-bottom-right-radius: var(--radius-sm);
    color: var(--text-primary);
}

/* =============================================================================
 *  AI Messages - Clean & Minimal
 *  ============================================================================= */

.message.ai {
    background: var(--bg-message-ai);
    border: 1px solid var(--border-message);
    border-bottom-left-radius: var(--radius-sm);
    color: var(--text-primary);
    min-width: 80px;
}

/* Content container for AI messages */
.message-content-container {
    width: 100%;
    gap: 8px;
}

/* =============================================================================
 *  Reasoning Blocks
 *  ============================================================================= */

.reasoning-wrapper {
    width: 100%;
}

.reasoning-wrapper:first-child {
    margin-top: 0;
}

.reasoning-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    cursor: pointer;
    user-select: none;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
                background-color 0.2s ease;
}

.reasoning-header:hover {
    filter: brightness(1.03);
}

.reasoning-header svg {
    flex-shrink: 0;
}

.reasoning-icon {
    width: 16px;
    height: 16px;
}

.reasoning-text {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.reasoning-label {
    font-weight: 500;
}

.reasoning-dots {
    display: inline-flex;
    gap: 3px;
}

.reasoning-dots span {
    display: inline-block;
    width: 4px;
    height: 4px;
    background: currentColor;
    border-radius: 50%;
    opacity: 0;
}

.reasoning-toggle {
    width: 14px;
    height: 14px;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.reasoning-wrapper.collapsed .reasoning-toggle {
    transform: rotate(-90deg);
}

.reasoning-wrapper.expanded .reasoning-toggle {
    transform: rotate(0deg);
}

.reasoning-block {
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    overflow: hidden;
    opacity: 1;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.25s ease, 
                padding 0.25s ease;
}

.reasoning-content {
    padding: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.6;
}

.reasoning-wrapper.collapsed .reasoning-block {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
}

.reasoning-wrapper.collapsed .reasoning-header {
    border-radius: var(--radius-sm);
}

.reasoning-wrapper.expanded .reasoning-header {
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    margin-bottom: 0;
}

.reasoning-wrapper.expanded .reasoning-block {
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    animation: reasoningBlockFadeIn 0.3s ease-out forwards;
}

@keyframes reasoningBlockFadeIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Reasoning Streaming Animation */
@keyframes reasoningPulse {
    0%, 100% { opacity: 1; filter: brightness(1); }
    50% { opacity: 1; filter: brightness(1.3); }
}

@keyframes reasoningDot {
    0%, 100% { opacity: 0; transform: scale(0.5); }
    50% { opacity: 1; transform: scale(1); }
}

.reasoning-wrapper.is-reasoning-active .reasoning-header {
    animation: reasoningPulse 2s ease-in-out infinite;
}

.reasoning-wrapper.is-reasoning-active .reasoning-dots span {
    opacity: 1;
    animation: reasoningDot 1.5s ease-in-out infinite;
}

.reasoning-wrapper.is-reasoning-active .reasoning-dots span:nth-child(1) {
    animation-delay: 0s;
}

.reasoning-wrapper.is-reasoning-active .reasoning-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.reasoning-wrapper.is-reasoning-active .reasoning-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

.streaming .reasoning-content {
    max-height: none;
}

/* =============================================================================
 *  Tool Calls Container
 *  ============================================================================= */

.tool-calls-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 14px;
}

.tool-calls-streaming-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 8px;
}

/* =============================================================================
 *  Tool Call Card - Modern Glass Design
 *  ============================================================================= */

.tool-call-card {
    background: linear-gradient(135deg, var(--tool-bg) 0%, var(--tool-bg-secondary) 100%);
    border: 1px solid var(--tool-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.2s ease;
    position: relative;
    box-shadow: var(--shadow-soft);
}

.tool-call-card:hover {
    border-color: var(--tool-border-hover);
}

/* Tool call card entrance animation */
@keyframes toolCardSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.tool-call-card.animate-in {
    animation: toolCardSlideIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.tool-call-card:last-child {
    margin-bottom: 0;
}

.tool-call-card.streaming {
    border-left: 3px solid var(--accent);
    animation: toolCallPulse 1.5s ease-in-out infinite;
}

@keyframes toolCallPulse {
    0%, 100% { border-left-color: var(--accent); }
    50% { border-left-color: var(--accent-glow); }
}

.tool-call-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    cursor: pointer;
    user-select: none;
    background: var(--tool-bg);
    transition: background 0.15s ease;
}

.tool-call-toggle {
    width: 14px;
    height: 14px;
    color: var(--text-muted);
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.tool-call-card:not(.collapsed) .tool-call-toggle {
    transform: rotate(90deg);
}

.tool-call-icon {
    width: 16px;
    height: 16px;
    color: var(--accent);
    flex-shrink: 0;
}

.tool-call-name {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.9rem;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tool-call-inline-arg {
    color: var(--text-muted);
    font-size: 0.85rem;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tool-call-arg-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 600;
    margin-left: 8px;
    flex-shrink: 0;
}

.tool-call-status {
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    font-weight: 500;
    flex-shrink: 0;
}

.tool-call-status.streaming {
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent);
}

.tool-call-status.pending {
    background: var(--tool-pending-bg);
    color: var(--tool-pending-color);
    animation: statusPulse 1.5s ease-in-out infinite;
}

.tool-call-status.completed {
    background: var(--tool-completed-bg);
    color: var(--tool-completed-color);
}

.tool-call-status.error {
    background: var(--error-bg);
    color: var(--error);
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.streaming-dots {
    display: inline-flex;
    gap: 2px;
}

.streaming-dots span {
    display: inline-block;
    animation: streamingDot 1.4s infinite ease-in-out;
}

.streaming-dots span:nth-child(1) { animation-delay: -0.32s; }
.streaming-dots span:nth-child(2) { animation-delay: -0.16s; }
.streaming-dots span:nth-child(3) { animation-delay: 0s; }

@keyframes streamingDot {
    0%, 80%, 100% { opacity: 0.3; }
    40% { opacity: 1; }
}

.tool-call-body {
    max-height: none;
    overflow-y: auto;
    transition: max-height 0.3s ease, opacity 0.2s ease, padding 0.2s ease;
}

.tool-call-card.collapsed .tool-call-body {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
    overflow: hidden;
}

.tool-call-section {
    padding: 12px 14px;
    border-top: 1px solid var(--border-color);
}

.tool-call-section-title {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.tool-call-args {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.tool-call-arg-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

.tool-call-arg-name {
    color: var(--accent);
    min-width: 80px;
    flex-shrink: 0;
    font-weight: 500;
}

.tool-call-arg-name::after {
    content: ':';
    margin-left: 2px;
}

.tool-call-arg-value {
    color: var(--text-primary);
    word-break: break-word;
    white-space: pre-wrap;
    flex: 1;
}

.tool-call-no-args {
    color: var(--text-muted);
    font-style: italic;
    text-align: center;
    padding: 8px;
    font-size: 0.85rem;
}

.tool-call-args-streaming {
    font-family: var(--code-font);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    word-break: break-all;
}

.tool-call-arg-row.partial {
    opacity: 0.7;
}

.tool-call-arg-value.streaming {
    font-family: var(--code-font);
}

/* =============================================================================
 *  Tool Response Section - Compact & Clean
 *  ============================================================================= */

.tool-response-section {
    background: transparent;
}

.tool-response-content {
    font-size: 0.85rem;
    max-height: 300px;
    overflow-y: auto;
}

.tool-response-string {
    color: var(--text-primary);
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-word;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
}

.tool-response-empty {
    font-style: italic;
    color: var(--text-muted);
    padding: 8px 10px;
}

.tool-response-summary {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: background 0.15s ease;
}
.tool-response-summary-icon {
    font-size: 0.75rem;
}

.tool-response-preview-bracket {
    opacity: 0.5;
    color: var(--text-muted);
}

.tool-response-kv {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 3px 6px;
    border-radius: var(--radius-sm);
}

.tool-response-key {
    color: var(--accent);
    font-weight: 500;
    font-size: 0.85rem;
    flex-shrink: 0;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tool-response-colon {
    color: var(--text-muted);
    opacity: 0.4;
}

.tool-response-value {
    color: var(--text-primary);
    font-size: 0.85rem;
    word-break: break-word;
    flex: 1;
    min-width: 0;
}

.tool-response-nested {
    margin-left: 10px;
    padding-left: 8px;
    border-left: 1px solid var(--border-color);
}

.tool-response-array-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 3px 6px;
    border-radius: var(--radius-sm);
}

.tool-response-index {
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 500;
    min-width: 20px;
    opacity: 0.6;
}

.tool-response-truncated {
    color: var(--text-muted);
    font-size: 0.75rem;
    padding: 4px 6px;
    font-style: italic;
    opacity: 0.8;
}

.tool-response-summary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    cursor: default;
}

.tool-response-summary-icon {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.tool-response-summary-text {
    color: var(--text-secondary);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tool-response-depth-1 .tool-response-kv,
.tool-response-depth-1 .tool-response-array-item {
    padding: 2px 4px;
}

.tool-response-depth-1 .tool-response-key,
.tool-response-depth-1 .tool-response-value {
    font-size: 0.8rem;
}

.tool-response-depth-2 .tool-response-kv,
.tool-response-depth-2 .tool-response-array-item {
    padding: 1px 2px;
}

.tool-response-depth-2 .tool-response-key {
    font-size: 0.75rem;
    max-width: 100px;
}

.tool-response-depth-2 .tool-response-value {
    font-size: 0.75rem;
}

.tool-response-depth-2 .tool-response-nested {
    margin-left: 6px;
    padding-left: 4px;
}

/* =============================================================================
 *  Tool Processing Indicator - Enhanced Fancy Style
 *  ============================================================================= */


.tool-processing-indicator {
    animation: processingFadeIn 0.2s ease-out;
}

@keyframes processingFadeIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tool-processing-content {
    position: relative;
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    border-radius: var(--radius-md);
    z-index: 0;
    box-shadow: 0 4px 15px -5px rgba(0, 0, 0, 0.3);
}

/* The beloved border animation */
.tool-processing-content::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: conic-gradient(from var(--angle), transparent, var(--tool-border), var(--accent), transparent);
    z-index: -1;
    animation: rotate 2s linear infinite;
    padding: 1px;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask-composite: xor;
    opacity: 0.8;
}

@property --angle {
    syntax: '<angle>';
    initial-value: 0deg;
    inherits: false;
}

@keyframes rotate {
    to { --angle: 360deg; }
}

.tool-processing-spinner {
    width: 16px;
    height: 16px;
    color: var(--accent);
    animation: processingSpin 1s linear infinite;
    filter: drop-shadow(0 0 4px var(--accent-glow));
}

@keyframes processingSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.tool-processing-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.3px;
    background: linear-gradient(90deg, var(--text-secondary) 0%, var(--accent) 50%, var(--text-secondary) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textShimmer 3s linear infinite;
}

@keyframes textShimmer {
    to { background-position: 200% center; }
}

/* The container for the bar */
.tool-progress-bar {
    height: 6px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    display: flex; /* Or block */
    align-items: center;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.5);
    margin-bottom: 4px;
    width: 100%; /* Forces it to break the line inside inline-flex */
}

/* The filling animation */
.tool-progress-bar-fill {
    height: 100%;
    width: 0%; /* Start at 0% */
    background: var(--accent);
    border-radius: inherit;
    transition: width 0.1s ease-out;
    box-shadow: 0 0 10px var(--accent-glow);
}

/* Ensure the percentage text inside is visible (overriding the transparent parent fill) */
.tool-processing-percent {
    font-weight: 700;
    -webkit-text-fill-color: var(--accent);
    color: var(--accent);
    margin-left: 4px;
}

/* Shimmer keyframes for the bar fill */
@keyframes shimmer {
    to { background-position: 200% center; }
}

/* =============================================================================
 *  Announcement Messages - Polished
 *  ============================================================================= */

.message.announce {
    background: var(--bg-message-announce);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    font-size: 0.9rem;
    max-width: var(--message-max-width, 75%);
    white-space: pre-wrap;
}

.message.announce.announce_error {
    background: var(--error-bg);
    border-color: var(--error-border);
    color: var(--error);
    font-style: normal;
    font-weight: 500;
}

.message.announce.announce_important {
    background: var(--important-bg);
    border-color: var(--important-border);
    color: var(--important);
    font-style: normal;
    font-weight: 500;
}

.message.announce.announce_info {
    background: var(--info-bg);
    border-color: var(--info-border);
    color: var(--info);
    font-style: normal;
}

.message.announce.announce_schedule {
    background: var(--info-bg);
    border-color: var(--info-border);
    color: var(--info);
    font-style: normal;
}

/* =============================================================================
 *  Command Messages - Code Style
 *  ============================================================================= */

.message.user_command {
    background: var(--bg-message-command);
    border: 1px solid var(--border-message);
    font-family: var(--code-font);
    font-size: 0.85rem;
    border-bottom-right-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.message.user_command pre {
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    font-size: inherit;
    white-space: pre-wrap;
}

.message.command_response {
    background: var(--bg-message-command-response);
    border: 1px solid var(--border-message);
    font-family: var(--code-font);
    font-size: 0.85rem;
    border-bottom-left-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.message.command_response pre {
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    font-size: inherit;
    white-space: pre-wrap;
    word-break: break-word;
}

/* =============================================================================
 *  Placeholder Messages (during send)
 *  ============================================================================= */

.message-wrapper.user-placeholder {
    opacity: 0.7;
}

.message-wrapper.user-placeholder .message {
    border: 1px dashed var(--border-user);
    gap: 0px !important;
}

.placeholder-status {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

/* =============================================================================
 *  Message Actions (copy, edit, delete buttons)
 *  ============================================================================= */

.actions-stats-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 2px;
    width: var(--message-max-width);
}


.message-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.message-wrapper:hover .message-actions {
    opacity: 1;
}

.action-stats {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
    opacity: 1 !important; /* Stats stay visible */
}


.message-wrapper:hover .message-actions {
    opacity: 1;
}

.message-action-btn {
    width: 28px;
    height: 28px;
    padding: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.message-action-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--accent);
}

.message-action-btn:active {
    transform: scale(0.95);
}

.message-action-btn.delete:hover {
    border-color: var(--error);
    color: var(--error);
}

.message-action-btn.regenerate:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.message-action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.message-action-btn svg {
    width: 14px;
    height: 14px;
}

/* =============================================================================
 *  Timestamp and Index Badge
 *  ============================================================================= */

.message .timestamp {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 6px;
    opacity: 0.8;
}

.message .timestamp-left {
    text-align: left;
}

.message .timestamp-right {
    text-align: right;
}

.message .timestamp-center {
    text-align: center;
}

.message .index-badge {
    font-size: 0.65rem;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: 1px 5px;
    border-radius: var(--radius-sm);
    margin-left: 6px;
    opacity: 0.6;
}

.message .edit-indicator {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-left: 6px;
    font-style: italic;
}

/* =============================================================================
 *  Markdown Content Styles
 *  ============================================================================= */

.message h1,
.message h2,
.message h3,
.message h4 {
    margin: 18px 0 10px;
    font-weight: 600;
    line-height: 1.3;
}

.message h1:first-child,
.message h2:first-child,
.message h3:first-child {
    margin-top: 0;
}

.message h1 { font-size: 1.5em; }
.message h2 { font-size: 1.3em; }
.message h3 { font-size: 1.15em; }
.message h4 { font-size: 1.05em; }

.message p {
    margin: 10px 0;
    line-height: 1.7;
}

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

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

.message ul,
.message ol {
    margin: 10px 0;
    padding-left: 24px;
}

.message li {
    margin: 5px 0;
    line-height: 1.6;
}

.message blockquote {
    border-left: 3px solid var(--accent);
    margin: 10px 0;
    padding: 10px 16px;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.message blockquote p {
    margin: 5px 0;
}

.message a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.15s ease;
    border-bottom: 1px solid transparent;
}

.message a:hover {
    text-decoration: underline;
    color: var(--accent-light);
}

.message hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 20px 0;
}

/* Tables */
.message table {
    border-collapse: collapse;
    margin: 10px 0;
    width: 100%;
    overflow-x: auto;
    display: block;
}

.message th,
.message td {
    border: 1px solid var(--border-message);
    padding: 8px 12px;
    text-align: left;
}

.message th {
    background: var(--bg-tertiary);
    font-weight: 600;
}

.message tr:nth-child(even) td {
    background: rgba(0, 0, 0, 0.1);
}

/* =============================================================================
 *  Code Blocks - Enhanced Design
 *  ============================================================================= */

.message pre {
    background: var(--bg-code);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    margin: 10px 0;
    overflow-x: auto;
    position: relative;
    max-width: 100%;
    white-space: pre-wrap !important;
}

.message pre code {
    background: transparent;
    padding: 0;
    font-size: 0.88em;
    line-height: 1.6;
}

.message code {
    font-family: var(--code-font);
}

.message :not(pre) > code {
    background: var(--bg-tertiary);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.88em;
    border: 1px solid var(--border-color);
}

/* Copy button for code blocks */
.copy-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 5px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
    opacity: 0;
    transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform: translateY(-4px);
}

.message pre:hover .copy-btn {
    opacity: 1;
    transform: translateY(0);
}

.copy-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.copy-btn.copied {
    color: var(--accent);
    border-color: var(--accent);
    animation: copySuccess 0.3s ease-out;
}

@keyframes copySuccess {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* =============================================================================
 *  File Previews
 *  ============================================================================= */

.file-preview {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 2px;
    border-radius: var(--radius-sm);
}

.file-name {
    color: var(--text-primary);
    font-size: 0.9em;
}

/* Image previews */
.uploaded-image-container {
    margin: 10px 0;
    max-width: 100%;
    animation: imageFadeIn 0.4s ease-out forwards;
}

@keyframes imageFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.uploaded-image-preview {
    max-width: 100%;
    max-height: 400px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.uploaded-image-preview:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-medium);
    border-color: var(--accent);
}

/* =============================================================================
 *  Edit Mode
 *  ============================================================================= */

.edit-textarea {
    width: 100%;
    min-height: 80px;
    background: var(--bg-primary);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 12px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: inherit;
    resize: vertical;
    outline: none;
    line-height: 1.6;
}

.edit-textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.edit-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    justify-content: flex-end;
}

.edit-actions button {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.edit-save {
    background: var(--accent);
    border: none;
    color: var(--bg-primary);
}

.edit-save:hover {
    filter: brightness(1.1);
}

.edit-cancel {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.edit-cancel:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* =============================================================================
 *  Typing Indicator
 *  ============================================================================= */

.typing-indicator {
    display: none;
    align-self: flex-start;
    padding: 12px 16px;
    background: var(--bg-message-ai);
    border: 1px solid var(--border-message);
    border-radius: var(--radius-xl);
    border-bottom-left-radius: var(--radius-sm);
    margin-left: 0;
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
}

.typing-indicator.show {
    display: flex;
    gap: 4px;
    align-items: center;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }
.typing-indicator span:nth-child(3) { animation-delay: 0s; }

@keyframes typingBounce {
    0%, 80%, 100% { transform: scale(0.8); }
    40% { transform: scale(1.2); }
}

/* =============================================================================
 *  Improved Prompt Processing Indicator
 *  ============================================================================= */

.prompt-processing-indicator-wrapper {
    display: flex;
    gap: 4px;
    align-items: center;
    align-self: flex-start;
    padding: 12px 16px;
    background: var(--bg-message-ai);
    border: 1px solid var(--border-message);
    border-radius: var(--radius-xl);
    border-bottom-left-radius: var(--radius-sm);
    margin-left: 0;
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
}

.prompt-processing-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    width: 100%;
}

.prompt-processing-percent {
    font-weight: 600;
    font-size: 14px;
    color: inherit;
    line-height: 1.4;
}

.prompt-processing-eta {
    font-size: 11px;
    font-weight: 400;
    opacity: 0.6;
    margin-top: 2px;
}

.prompt-progress-bar {
    width: 100%;
    height: 6px;
    background-color: var(--bg-message-ai); /* Dark track background */
    border-radius: var(--radius-sm);
    margin-top: 6px;
    overflow: hidden; /* Ensures fill respects rounded corners */
}

.prompt-progress-bar-fill {
    height: 100%;
    background-color: var(--accent) ; /* Bright cyan/blue fill */
    border-radius: var(--radius-sm);
    transition: width 0.2s ease-in-out; /* Smooth animation */
}


/* =============================================================================
 *  Special backend signals
 *  ============================================================================= */
.signal .summarization_cutoff {
    border-top: 4px dotted var(--text-muted);
    border-radius: 0;
    width: 100%;
    margin: 0 auto;
    display: block;
}

/* =============================================================================
 *  Streaming State
 *  ============================================================================= */

.message-wrapper.streaming .message-action-btn {
    opacity: 0 !important;
    pointer-events: none;
}

.message-wrapper.streaming .reasoning-header {
    pointer-events: auto;
    cursor: pointer;
}

.message-wrapper.streaming .tool-call-header {
    pointer-events: auto;
    cursor: pointer;
}

.message-wrapper.streaming .reasoning-content {
    max-height: none;
}

/* =============================================================================
 *  Responsive Adjustments
 *  ============================================================================= */

@media (max-width: 768px) {
    .message {
        max-width: 90%;
        padding: 12px 14px;
    }

    .message.ai {
        max-width: 90%;
    }

    .message.user {
        max-width: 90%;
    }

    .tool-call-header {
        padding: 8px 10px;
    }

    .tool-call-section {
        padding: 10px;
    }
}

@media (max-width: 480px) {
    .message {
        max-width: 95%;
        padding: 10px 12px;
        font-size: 0.9em;
    }

    .message-actions {
        opacity: 1;
    }

    .tool-call-arg-row {
        flex-direction: column;
        gap: 4px;
    }

    .tool-call-arg-name {
        min-width: unset;
    }
}