/* ==================== Global Variables ==================== */
:root {
    /* Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e9ecef;
    --text-primary: #333;
    --text-secondary: #666;
    --text-tertiary: #999;
    --border-color: #e0e0e0;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.15);
    --primary-color: #0078d4;
    --primary-hover: #005a9e;
    --primary-light: #dbeafe;
    --success-color: #10b981;
    --warning-color: #ff9800;
    --error-color: #ef4444;
    --agent-bg: #7e3ff2;
    --user-bg: #0078d4;
    --transition-speed: 0.2s;
    --border-radius: 6px;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Dark Theme */
.dark-theme {
    --bg-primary: #1f2937;
    --bg-secondary: #111827;
    --bg-tertiary: #374151;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-tertiary: #9ca3af;
    --border-color: #374151;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --agent-bg: #1e3a5f;
    --user-bg: #374151;
}

/* ==================== Base Styles ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    font-size: 13px;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

html, body {
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
}

/* ==================== Main Container ==================== */
.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* ==================== Left Chat Panel ==================== */
.chat-panel {
    width: 45%;
    min-width: 400px;
    max-width: 600px;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    transition: background-color var(--transition-speed);
}

.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-primary);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 28px;
    color: var(--primary-color);
}

.app-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.speed-control {
    display: flex;
    gap: 4px;
    padding: 2px;
    background: var(--bg-secondary);
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.speed-btn {
    padding: 4px 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 3px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 12px;
    min-width: 28px;
    height: 24px;
}

.speed-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.speed-btn.active {
    background: var(--primary-color);
    color: white;
}

.speed-btn.active:hover {
    background: var(--primary-hover);
}

.icon-btn {
    padding: 6px 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid #d0d0d0;
    border-radius: 3px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 12px;
    transition: all var(--transition-speed);
}

.icon-btn:hover {
    background-color: #f0f0f0;
    border-color: #999;
}

/* ==================== Message Area ==================== */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Conversation Item Styles (for demo page) */
.conversation-item {
    margin-bottom: 16px;
    animation: fadeIn 0.3s ease-in;
}

.conv-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.conv-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
}

.conv-avatar.user {
    background: #0078d4;
    color: #fff;
}

.conv-avatar.assistant {
    background: #7e3ff2;
    color: #fff;
}

.conv-role {
    font-size: 13px;
    font-weight: 600;
    color: #333;
}

.conv-content {
    background: transparent;
    padding: 0;
    border: none;
    line-height: 1.6;
    font-size: 13px;
    margin-left: 0;
}

.conv-content.user-content {
    background: #f8f9fa;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
    margin-left: 32px;
}

.conv-content pre {
    background: #fff;
    padding: 12px;
    border-radius: 4px;
    overflow-x: auto;
    margin: 8px 0;
    font-size: 12px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    border: 1px solid #e0e0e0;
}

.conv-content code {
    background: #fff;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 12px;
    color: #d63384;
    border: 1px solid #f0e5ea;
}

/* Tool Call Styles (matching replay.html) */
.tool-call {
    background: transparent;
    border: none;
    border-left: 3px solid #ff9800;
    padding: 8px 12px;
    padding-left: 12px;
    border-radius: 4px;
    margin: 6px 0;
    cursor: pointer;
    transition: all 0.2s;
    display: block;
    font-size: 13px;
}

.tool-call:hover {
    background: #fff8f0;
    border-left-color: #f57c00;
}

.tool-call.active {
    background: #fff3e0;
    border-left-width: 4px;
    font-weight: 500;
}

.tool-call-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tool-icon {
    font-size: 14px;
    flex-shrink: 0;
}

.tool-name {
    font-weight: 600;
    color: #e65100;
    font-size: 13px;
}

.tool-goal {
    font-size: 12px;
    color: #666;
    font-style: italic;
    flex: 1;
}

.tool-chevron {
    color: #999;
    font-size: 11px;
    transition: transform 0.2s;
    margin-left: auto;
}

.tool-call:hover .tool-chevron {
    transform: translateX(2px);
}

.message {
    display: flex;
    gap: 12px;
    animation: fadeIn 0.3s ease-out;
}

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

.message-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 12px;
    font-weight: 600;
}

.message.agent .message-avatar {
    background-color: var(--agent-bg);
    color: #fff;
}

.message.user .message-avatar {
    background-color: var(--user-bg);
    color: #fff;
}

.message-content {
    max-width: 75%;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.message-bubble {
    padding: 12px;
    border-radius: var(--border-radius);
    font-size: 13px;
    line-height: 1.6;
    word-wrap: break-word;
}

.message.agent .message-bubble {
    background-color: transparent;
    color: var(--text-primary);
    border: none;
    padding: 0;
}

.message.user .message-bubble {
    background-color: #f8f9fa;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.message-time {
    font-size: 12px;
    color: var(--text-tertiary);
    padding: 0 4px;
}

.message.user .message-time {
    text-align: right;
}

/* Agent Action Cards */
.action-card {
    background-color: transparent;
    border: none;
    border-left: 3px solid var(--warning-color);
    border-radius: 4px;
    padding: 8px 12px;
    margin-top: 6px;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.action-card:hover {
    background-color: #fff8f0;
    border-left-color: #f57c00;
}

.action-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.action-icon {
    font-size: 14px;
    flex-shrink: 0;
    color: var(--warning-color);
}

.action-title {
    font-size: 13px;
    font-weight: 600;
    color: #e65100;
}

.action-status {
    margin-left: auto;
    font-size: 12px;
    color: var(--text-secondary);
}

.action-status.loading {
    color: var(--primary-color);
}

.action-status.completed {
    color: var(--success-color);
}

.action-body {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Collapsible Code Block */
.action-code-collapsible {
    margin-top: 12px;
    border-top: 1px solid var(--border-color);
    padding-top: 8px;
}

.action-code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-speed);
    user-select: none;
}

.action-code-header:hover {
    background: var(--bg-primary);
}

.action-code-header i.fa-play-circle {
    color: var(--success-color);
    font-size: 14px;
}

.action-code-header span {
    flex: 1;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
}

.action-code-header .collapse-icon {
    font-size: 12px;
    color: var(--text-tertiary);
    transition: transform var(--transition-speed);
}

.action-code-content {
    margin-top: 8px;
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
    height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
}

.action-code-content pre {
    margin: 0;
    padding: 12px;
    font-family: Consolas, Monaco, 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.action-code-content code {
    font-family: inherit;
}

/* JavaScript Syntax Highlighting */
.action-code-content .keyword {
    color: #569cd6;
    font-weight: 500;
}

.action-code-content .string {
    color: #ce9178;
}

.action-code-content .comment {
    color: #6a9955;
    font-style: italic;
}

.action-code-content .function {
    color: #dcdcaa;
}

.action-code-content .number {
    color: #b5cea8;
}

.action-code-content .property {
    color: #9cdcfe;
}

.action-code-content .operator {
    color: #d4d4d4;
}

.action-code-content .punctuation {
    color: #d4d4d4;
}

/* Loading Animation */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--text-tertiary);
    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);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* ==================== Input Area ==================== */
.chat-input-container {
    padding: 16px 24px 24px;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-primary);
}

.input-wrapper {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    margin-bottom: 12px;
}

.chat-input {
    flex: 1;
    min-height: 44px;
    max-height: 120px;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-size: 13px;
    font-family: var(--font-family);
    background-color: #fff;
    color: var(--text-primary);
    resize: none;
    transition: all var(--transition-speed);
}

.chat-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: #fff;
}

.chat-input:disabled {
    cursor: not-allowed;
    opacity: 0.6;
    background-color: var(--bg-secondary);
    color: var(--text-tertiary);
}

.send-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 3px;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-speed);
    flex-shrink: 0;
}

.send-btn:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.send-btn:disabled {
    cursor: not-allowed;
    opacity: 0.5;
    background-color: var(--text-tertiary);
    border-color: var(--text-tertiary);
}

.send-btn:disabled:hover {
    background-color: var(--text-tertiary);
    border-color: var(--text-tertiary);
}

.send-btn:active {
    transform: none;
}

.demo-suggestions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.suggestion-chip {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-speed);
}

.suggestion-chip:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.suggestion-chip i {
    font-size: 12px;
}

/* ==================== Right Preview Panel ==================== */
.preview-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-secondary);
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.preview-title-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.preview-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.preview-subtitle {
    font-size: 12px;
    color: var(--text-secondary);
}

.preview-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.zoom-level {
    font-size: 14px;
    color: var(--text-secondary);
    min-width: 50px;
    text-align: center;
}

.preview-content {
    flex: 1;
    overflow: auto;
    padding: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Empty State */
.empty-state {
    text-align: center;
    color: var(--text-tertiary);
}

.empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-text {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.empty-hint {
    font-size: 14px;
}

/* Document Container */
.document-container {
    width: 100%;
    max-width: 900px;
    background-color: var(--bg-primary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    padding: 60px 80px;
    margin: 0 auto;
    animation: fadeIn 0.5s ease-out;
}

.document-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    text-align: center;
}

.document-meta {
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--border-color);
}

.document-body {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-primary);
}

.document-body h2 {
    font-size: 24px;
    font-weight: 600;
    margin: 32px 0 16px 0;
    color: var(--text-primary);
}

.document-body h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 24px 0 12px 0;
    color: var(--text-primary);
}

.document-body p {
    margin-bottom: 16px;
}

.document-body ul,
.document-body ol {
    margin: 16px 0;
    padding-left: 32px;
}

.document-body li {
    margin-bottom: 8px;
}

.document-body strong {
    font-weight: 600;
    color: var(--primary-color);
}

/* ==================== Toast Notifications ==================== */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    min-width: 300px;
    padding: 12px 16px;
    background-color: var(--bg-primary);
    border-radius: 4px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideInRight 0.3s ease-out;
    border-left: 3px solid var(--primary-color);
}

.toast.success {
    border-left-color: var(--success-color);
}

.toast.error {
    border-left-color: var(--error-color);
}

.toast.warning {
    border-left-color: var(--warning-color);
}

.toast i {
    font-size: 20px;
}

.toast.success i {
    color: var(--success-color);
}

.toast.error i {
    color: var(--error-color);
}

.toast.warning i {
    color: var(--warning-color);
}

.toast-message {
    flex: 1;
    color: var(--text-primary);
    font-size: 14px;
}

/* ==================== Animations ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ==================== Scrollbar Styles ==================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}

/* ==================== Responsive Design ==================== */
@media (max-width: 1024px) {
    .chat-panel {
        width: 50%;
        min-width: 350px;
    }

    .document-container {
        padding: 40px 50px;
    }
}

@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }

    .chat-panel {
        width: 100%;
        min-width: auto;
        max-width: none;
        height: 50vh;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

    .preview-panel {
        height: 50vh;
    }

    .document-container {
        padding: 32px 24px;
    }

    .message-content {
        max-width: 85%;
    }

    .toast-container {
        right: 16px;
        left: 16px;
    }

    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .chat-header {
        padding: 16px;
    }

    .app-title {
        font-size: 18px;
    }

    .chat-messages {
        padding: 16px;
    }

    .chat-input-container {
        padding: 12px 16px 16px;
    }

    .document-container {
        padding: 24px 16px;
    }

    .document-title {
        font-size: 24px;
    }

    .document-body {
        font-size: 15px;
    }
}

/* ==================== Action Detail View ==================== */
.action-detail-view {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-primary);
    z-index: 10;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    position: sticky;
    top: 0;
    z-index: 1;
}

.detail-title-section {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.detail-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.detail-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.detail-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
}

.close-detail-btn {
    background: #fff;
    border: 1px solid #d0d0d0;
    border-radius: 3px;
    padding: 6px 12px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    transition: all var(--transition-speed);
}

.close-detail-btn:hover {
    background: #f0f0f0;
    border-color: #999;
}

.detail-content {
    padding: 20px;
    flex: 1;
}

.detail-section {
    margin-bottom: 24px;
}

.detail-section h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 12px 0;
}

.code-block {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 12px;
    overflow-x: auto;
    font-family: Consolas, Monaco, 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.6;
}

.code-block pre {
    margin: 0;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.detail-description {
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 13px;
}

/* Clickable action cards */
.action-card {
    cursor: pointer;
    transition: all var(--transition-speed);
    position: relative;
}

.action-card.active {
    background: #fff3e0;
    border-left-width: 4px;
    font-weight: 500;
}

/* ==================== Preview Content Containers ==================== */
.preview-code-container,
.preview-file-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--bg-primary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.preview-code-header,
.preview-file-header {
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 13px;
    border-bottom: 1px solid var(--border-color);
}

.preview-code-container .code-block,
.preview-file-container .file-content {
    padding: 16px;
    max-height: calc(100vh - 250px);
    overflow-y: auto;
    background: #fff;
}

.preview-file-container .file-content pre {
    margin: 0;
    color: var(--text-primary);
    font-family: Consolas, Monaco, 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.preview-default {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 4rem;
    color: var(--text-tertiary);
}

.preview-default i {
    font-size: 4rem;
    opacity: 0.3;
}

.preview-default p {
    font-size: 1.125rem;
}

/* Office Online Viewer */
.office-viewer-container {
    width: 100%;
    height: calc(100vh - 200px);
    background-color: var(--bg-primary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.office-viewer-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ==================== Query Gallery Page ==================== */
.query-gallery-page {
    min-height: 100vh;
    background: var(--bg-secondary);
    padding: 0;
    width: 100%;
    position: relative;
}

.gallery-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-icon-large {
    font-size: 28px;
    color: var(--primary-color);
}

.brand-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.gallery-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 32px 64px;
}

.gallery-intro {
    text-align: center;
    margin-bottom: 40px;
    padding: 24px 0;
}

.gallery-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.gallery-subtitle {
    font-size: 15px;
    font-weight: 400;
    color: var(--text-secondary);
    margin: 0;
}

/* Query Grid - Emphasize individual queries */
.queries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

.query-card-large {
    background: var(--bg-primary);
    border-radius: 8px;
    padding: 24px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid var(--border-color);
    position: relative;
}

.query-card-large:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

.query-card-large.featured {
    background: var(--primary-light);
    color: var(--text-primary);
    border-color: var(--primary-color);
}

.query-card-large.featured:hover {
    border-color: var(--primary-color);
}

.query-card-large.featured .query-title-large,
.query-card-large.featured .query-description-large,
.query-card-large.featured .query-example {
    color: var(--text-primary);
}

.category-badge {
    display: inline-block;
    padding: 4px 10px;
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 12px;
}

.query-card-large.featured .category-badge {
    background: var(--primary-color);
    color: white;
}

.featured-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 10px;
    background: var(--primary-color);
    color: white;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.query-icon-large {
    font-size: 56px;
    margin-bottom: 16px;
}

.query-title-large {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 12px 0;
    line-height: 1.3;
}

.query-description-large {
    font-size: 15px;
    color: var(--text-secondary);
    margin: 0 0 16px 0;
    line-height: 1.6;
}

.query-example {
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-left: 3px solid var(--primary-color);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    font-style: italic;
    margin-top: 16px;
}

.query-card-large.featured .query-example {
    background: rgba(255, 255, 255, 0.15);
    border-left-color: white;
    color: rgba(255, 255, 255, 0.95);
}

/* ==================== Creation Method Modal ==================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--bg-primary);
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    border: 1px solid var(--border-color);
    animation: modalSlideIn 0.3s ease-out;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 3px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 18px;
    transition: all var(--transition-speed);
}

.modal-close:hover {
    background: #f0f0f0;
    color: var(--text-primary);
}

.modal-body {
    padding: 20px;
}

/* Query Details Section */
.query-details-section {
    margin-bottom: 24px;
}

.query-details-label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.query-details-hint {
    font-size: 13px;
    color: var(--text-tertiary);
    font-style: italic;
    margin: 0 0 12px 0;
}

.query-details-textarea {
    width: 100%;
    min-height: 120px;
    max-height: 200px;
    padding: 12px;
    background: #f8f9fa;  /* Lighter background for read-only */
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    color: var(--text-secondary);  /* Slightly muted text */
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;  /* Monospace for example data */
    font-size: 13px;
    line-height: 1.6;
    resize: none;  /* Disable resize for read-only */
    cursor: default;  /* Default cursor instead of text cursor */
    transition: all var(--transition-speed);
}

/* Read-only state - no focus styles needed */
.query-details-textarea[readonly] {
    background: #f5f6f7;
    opacity: 0.9;
}

.query-details-textarea:focus {
    outline: none;
    /* No border change for read-only */
}

.query-details-textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

/* Dark theme adjustments for textarea */
.dark-theme .query-details-textarea {
    background: #2a2f38;  /* Darker background for read-only in dark mode */
    border-color: #3a3f48;
    color: var(--text-secondary);
}

.dark-theme .query-details-textarea[readonly] {
    background: #262b34;
    opacity: 0.9;
}

/* Modal Actions */
.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.cancel-btn, .proceed-btn {
    padding: 6px 12px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.cancel-btn {
    background: #fff;
    color: var(--text-primary);
    border: 1px solid #d0d0d0;
}

.cancel-btn:hover {
    background: #f0f0f0;
    border-color: #999;
}

.proceed-btn {
    background: var(--primary-color);
    color: white;
    border: 1px solid var(--primary-color);
}

.proceed-btn:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

/* Dark theme adjustments for modal buttons */
.dark-theme .cancel-btn {
    background: var(--bg-tertiary);
    border-color: var(--border-color);
}

.dark-theme .cancel-btn:hover {
    background: #4a5568;
}

/* ==================== Demo Page ==================== */
.demo-page {
    width: 100%;
    height: 100vh;
}

.back-btn {
    margin-right: 8px;
}

.back-btn:hover {
    background: var(--bg-secondary);
}

/* ==================== Dark Theme for Gallery ==================== */
.dark-theme .query-card-large {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.dark-theme .query-card-large:hover {
    background: var(--bg-tertiary);
}

.dark-theme .query-card-large.featured {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.dark-theme .query-title-large {
    color: var(--text-primary);
}

.dark-theme .query-description-large {
    color: var(--text-secondary);
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
    .gallery-header {
        padding: 16px 24px;
    }

    .brand-title {
        font-size: 24px;
    }

    .logo-icon-large {
        font-size: 28px;
    }

    .gallery-content {
        padding: 40px 24px;
    }

    .gallery-title {
        font-size: 32px;
    }

    .gallery-subtitle {
        font-size: 16px;
    }

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

    .query-card-large {
        padding: 24px;
    }

    .query-title-large {
        font-size: 20px;
    }

    .query-icon-large {
        font-size: 48px;
    }

    .modal-content {
        width: 95%;
    }
}
/* ==================== Query List Layout ==================== */
.query-list-container {
    max-width: 1200px;
    margin: 0 auto;
}

.query-section {
    margin-bottom: 40px;
}

.section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 16px 0;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.query-items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(450px, 1fr));
    gap: 12px;
}

.query-item {
    background: var(--bg-primary);
    padding: 12px 14px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid var(--border-color);
    border-left: 3px solid transparent;
    position: relative;
}

.query-item:hover {
    border-left-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateX(2px);
    background: #f0f0f0;
}

.query-item.featured {
    background: var(--primary-light);
    border: 1px solid var(--primary-color);
    border-left: 3px solid var(--primary-color);
}

.query-item.featured:hover {
    background: var(--primary-light);
}

.query-item.featured .query-text {
    color: var(--primary-color);
    font-weight: 500;
}

.featured-tag {
    display: inline-block;
    padding: 4px 10px;
    background: var(--primary-color);
    color: white;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    margin-right: 8px;
}

.query-text {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.6;
}

/* Query Subsections */
.query-subsection {
    margin-bottom: 32px;
}

.subsection-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 12px 0;
    padding-left: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.template-gallery-link {
    display: block;
    font-size: 13px;
    font-weight: 400;
    color: var(--primary-color);
    text-decoration: none;
    margin: 16px 0 0 8px;
    transition: all 0.2s ease;
}

.template-gallery-link:hover {
    color: var(--primary-hover);
    transform: translateX(2px);
}

/* Template Link Item - styled like query-item but with subtle differences */
.template-link-item {
    display: block;
    text-decoration: none;
    background: var(--bg-primary);
    padding: 12px 14px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--primary-color);
    position: relative;
}

.template-link-item:hover {
    border-left-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateX(2px);
    background: #f0f0f0;
}

.template-link-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.template-link-arrow {
    font-size: 16px;
    color: var(--primary-color);
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.template-link-item:hover .template-link-arrow {
    transform: translateX(4px);
    color: var(--primary-color);
}

/* Dark theme adjustments for query items */
.dark-theme .query-item {
    border-color: var(--border-color);
}

.dark-theme .query-item:hover {
    border-color: var(--primary-color);
    background: var(--bg-tertiary);
}

/* Dark theme adjustments for template link */
.dark-theme .template-link-item {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

.dark-theme .template-link-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
}

.dark-theme .template-link-arrow {
    color: var(--primary-color);
}

.gallery-footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background: var(--bg-primary);
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.footer-text {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
    font-weight: 500;
}

/* Dark theme adjustments */
.dark-theme .query-item {
    background: var(--bg-tertiary);
}

.dark-theme .query-item:hover {
    background: var(--bg-primary);
}

.dark-theme .query-item.featured {
    background: rgba(37, 99, 235, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .query-items {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 18px;
    }

    .query-item {
        padding: 14px 16px;
    }

    .query-text {
        font-size: 14px;
    }
}