/**
 * Custom GPT Chat Interface - Dark Mode Design (Figma)
 * 
 * Modern dark mode chat interface matching the provided Figma design.
 * Uses CSS custom properties for theming and maintains all existing
 * class names for JavaScript compatibility.
 *
 * @package CustomGPTManager
 * @since 2.0.1
 */

/* ==========================================================================
   CSS Custom Properties (Design Tokens) - Dark Theme
   ========================================================================== */

.custom-gpt-container {
    /* Dark Theme Colors */
    --cgpt-bg-primary: #111111;
    --cgpt-bg-secondary: #1a1a1a;
    --cgpt-bg-tertiary: #2d2d2d;
    --cgpt-bg-input: #2a2a2a;
    --cgpt-text-primary: #ffffff;
    --cgpt-text-secondary: rgba(255, 255, 255, 0.7);
    --cgpt-text-muted: rgba(255, 255, 255, 0.5);
    --cgpt-border-color: rgba(255, 255, 255, 0.1);
    --cgpt-accent: #007bff;
    --cgpt-accent-hover: #0056b3;

    /* Spacing rhythm (8px base unit) */
    --cgpt-space-xs: 0.25rem;
    /* 4px */
    --cgpt-space-sm: 0.5rem;
    /* 8px */
    --cgpt-space-md: 1rem;
    /* 16px */
    --cgpt-space-lg: 1.5rem;
    /* 24px */
    --cgpt-space-xl: 2rem;
    /* 32px */

    /* Animation timings - fast for perceived speed */
    --cgpt-transition-fast: 100ms;
    --cgpt-transition-normal: 150ms;
    --cgpt-transition-slow: 200ms;

    /* Border radius - Premium soft corners */
    --cgpt-radius-sm: 0.5rem;
    --cgpt-radius-md: 0.75rem;
    --cgpt-radius-lg: 1rem;
    --cgpt-radius-xl: 1.25rem;
    --cgpt-radius-2xl: 1.5rem;
    --cgpt-radius-full: 9999px;

    /* Opacity levels */
    --cgpt-opacity-subtle: 0.05;
    --cgpt-opacity-muted: 0.1;
    --cgpt-opacity-soft: 0.2;
    --cgpt-opacity-medium: 0.5;
    --cgpt-opacity-strong: 0.8;
}

/* Light Theme Overrides */
.custom-gpt-container.cgpt-theme-light {
    --cgpt-bg-primary: #ffffff;
    --cgpt-bg-secondary: #f3f4f6;
    --cgpt-bg-tertiary: #e5e7eb;
    --cgpt-bg-input: #ffffff;
    --cgpt-text-primary: #111827;
    --cgpt-text-secondary: #4b5563;
    --cgpt-text-muted: #9ca3af;
    --cgpt-border-color: #e5e7eb;
    --cgpt-accent: #007bff;
    --cgpt-accent-hover: #0056b3;
}


.custom-gpt-container.cgpt-theme-light .cgpt-sources-list {
    border-top-color: rgba(0, 0, 0, 0.1);
}

.custom-gpt-container.cgpt-theme-light .cgpt-sources-list li a {
    color: var(--cgpt-accent);
    background: transparent;
    border: none;
}

.custom-gpt-container.cgpt-theme-light .cgpt-sources-list li a:hover {
    color: var(--cgpt-accent-hover);
    background: transparent;
}

.custom-gpt-container.cgpt-theme-light .cgpt-message-content pre {
    background: #f8f9fa;
    border-color: #e9ecef;
}

.custom-gpt-container.cgpt-theme-light .cgpt-button-ghost {
    color: var(--cgpt-text-secondary);
}

.custom-gpt-container.cgpt-theme-light .cgpt-button-ghost:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--cgpt-text-primary);
}

/* Fix Header Background in Light Mode */
.custom-gpt-container.cgpt-theme-light .cgpt-branding {
    background: #ffffff;
}

/* Fix Input Area in Light Mode */
.custom-gpt-container.cgpt-theme-light .cgpt-input-wrapper {
    background: #ffffff;
}

.custom-gpt-container.cgpt-theme-light .cgpt-input-field {
    background: #ffffff;
    border-color: #e5e7eb;
}

.custom-gpt-container.cgpt-theme-light .cgpt-input-field:focus-within {
    background: #ffffff;
    border-color: var(--cgpt-accent);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.15);
}

/* Fix Sidebar Active State in Light Mode */
.custom-gpt-container.cgpt-theme-light .cgpt-thread-item.active {
    background: #e5e7eb;
    color: var(--cgpt-text-primary);
    border-color: var(--cgpt-accent) !important;
}

/* Fix Send/Mic Buttons in Light Mode */
.custom-gpt-container.cgpt-theme-light .cgpt-send-btn,
.custom-gpt-container.cgpt-theme-light .cgpt-upload-btn,
.custom-gpt-container.cgpt-theme-light .cgpt-mic-btn {
    background: #e5e7eb;
    color: var(--cgpt-text-secondary);
}

.custom-gpt-container.cgpt-theme-light .cgpt-send-btn:hover,
.custom-gpt-container.cgpt-theme-light .cgpt-upload-btn:hover,
.custom-gpt-container.cgpt-theme-light .cgpt-mic-btn:hover {
    background: var(--cgpt-accent);
    color: #ffffff;
}

/* Active buttons should be accented */
.custom-gpt-container.cgpt-theme-light .cgpt-mic-btn.active {
    background: var(--cgpt-accent);
    color: #ffffff;
}

/* Fix Starter Prompts in Light Mode */
.custom-gpt-container.cgpt-theme-light .cgpt-prompt-btn {
    background: #ffffff;
    border: 1px solid var(--cgpt-border-color);
    color: var(--cgpt-text-primary);
}

.custom-gpt-container.cgpt-theme-light .cgpt-prompt-btn:hover {
    background: var(--cgpt-bg-secondary);
    color: var(--cgpt-text-primary);
    border-color: var(--cgpt-accent);
}

/* Fix Loading Screen in Light Mode */
.custom-gpt-container.cgpt-theme-light .custom-gpt-loading {
    background: #ffffff;
    color: var(--cgpt-text-primary);
}

/* Fix Send Button Loader in Light Mode */
.custom-gpt-container.cgpt-theme-light .cgpt-send-btn.loading::after {
    border-color: rgba(0, 0, 0, 0.2);
    border-top-color: var(--cgpt-accent);
}

/* Fix User Timestamp in Light Mode */
.custom-gpt-container.cgpt-theme-light .cgpt-message-time,
.custom-gpt-container.cgpt-theme-light .cgpt-message.user .cgpt-message-time {
    color: #6b7280 !important;
    /* Force nice gray */
}

/* ==========================================================================
   Container & Layout - Dark Theme
   ========================================================================== */

.custom-gpt-container {
    /* Strict Isolation & Resets (Anti-Theme Bleed) */
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    text-align: left;
    margin: 0;
    padding: 0;

    width: 100%;
    max-width: 100%;
    background: var(--cgpt-bg-primary);
    color: var(--cgpt-text-primary);
    position: relative;
    display: flex;
    flex-direction: column;
    display: flex;
    flex-direction: column;
    height: 85vh;
    max-height: 85vh;
    border-radius: var(--cgpt-radius-lg);
    overflow: hidden;
}

/* Reset all descendants */
.custom-gpt-container *,
.custom-gpt-container *::before,
.custom-gpt-container *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Anti-Bleed: Reset common elements that themes hijack */
.custom-gpt-container ul,
.custom-gpt-container ol,
.custom-gpt-container li,
.custom-gpt-container dl,
.custom-gpt-container dt,
.custom-gpt-container dd,
.custom-gpt-container h1,
.custom-gpt-container h2,
.custom-gpt-container h3,
.custom-gpt-container h4,
.custom-gpt-container h5,
.custom-gpt-container h6,
.custom-gpt-container p,
.custom-gpt-container blockquote,
.custom-gpt-container pre,
.custom-gpt-container figure,
.custom-gpt-container hr,
.custom-gpt-container fieldset,
.custom-gpt-container legend {
    margin: 0;
    padding: 0;
    border: none;
    background: transparent;
    font-size: inherit;
    line-height: inherit;
    font-weight: inherit;
    list-style: none;
    text-indent: 0;
    text-transform: none;
}

/* Reset Form Elements */
.custom-gpt-container input,
.custom-gpt-container button,
.custom-gpt-container textarea,
.custom-gpt-container select {
    font-family: inherit;
    font-size: 14px;
    line-height: normal;
    text-transform: none;
    margin: 0;
    box-shadow: none;
    border-radius: 0;
    letter-spacing: normal;
}

/* Fix links */
.custom-gpt-container a {
    text-decoration: none;
    color: inherit;
    box-shadow: none;
    border: none;
}

.custom-gpt-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--cgpt-space-xl);
    color: var(--cgpt-text-muted);
    height: 100%;
}

.cgpt-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--cgpt-border-color);
    border-top-color: var(--cgpt-accent);
    border-radius: 50%;
    animation: cgpt-spin 0.8s linear infinite;
}

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

/* Custom Scrollbar */
.custom-gpt-container ::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.custom-gpt-container ::-webkit-scrollbar-track {
    background: transparent;
}

.custom-gpt-container ::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--cgpt-radius-full);
}

.custom-gpt-container ::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Main layout wrapper */
.cgpt-layout {
    display: flex;
    width: 100%;
    height: 100%;
    flex: 1;
    overflow: hidden;
}


/* ==========================================================================
   Sidebar - Dark Theme with Search & New Chat at Bottom
   ========================================================================== */

.cgpt-sidebar {
    width: 280px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    background: var(--cgpt-bg-tertiary);
    border-right: 1px solid var(--cgpt-border-color);
    transition: transform var(--cgpt-transition-slow) ease-out,
        opacity var(--cgpt-transition-slow) ease-out;
    position: relative;
    height: 100%;
}

.cgpt-sidebar.collapsed {
    width: 0;
    padding: 0;
    opacity: 0;
    overflow: hidden;
}

.cgpt-sidebar.hidden {
    display: none;
}

/* Sidebar Header with Title and Search */
.cgpt-sidebar-header {
    display: flex;
    flex-direction: column;
    gap: var(--cgpt-space-md);
    padding: var(--cgpt-space-md);
    border-bottom: 1px solid var(--cgpt-border-color);
}

.cgpt-sidebar-header .cgpt-sidebar-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--cgpt-text-primary);
    margin: 0;
}

.cgpt-sidebar-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--cgpt-border-color);
    border-radius: var(--cgpt-radius-sm);
    background: transparent;
    color: var(--cgpt-text-secondary);
    cursor: pointer;
    transition: all var(--cgpt-transition-fast);
}

.cgpt-sidebar-close:hover {
    background: var(--cgpt-bg-tertiary);
    color: var(--cgpt-text-primary);
}

/* Header Top Row (Title + Full Screen) */
.cgpt-header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Title with Info Icon Wrapper */
.cgpt-title-with-info {
    display: flex;
    align-items: center;
    gap: var(--cgpt-space-xs);
}

/* Info Icon Wrapper */
.cgpt-info-icon-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: help;
}

/* Info Icon */
.cgpt-info-icon {
    color: var(--cgpt-text-muted);
    transition: color var(--cgpt-transition-fast);
    flex-shrink: 0;
}

.cgpt-info-icon-wrapper:hover .cgpt-info-icon {
    color: var(--cgpt-accent);
}

/* Tooltip */
.cgpt-info-tooltip {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: var(--cgpt-bg-secondary);
    border: 1px solid var(--cgpt-border-color);
    border-radius: var(--cgpt-radius-md);
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--cgpt-text-secondary);
    white-space: normal;
    max-width: 400px;
    min-width: 280px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--cgpt-transition-fast), visibility var(--cgpt-transition-fast);
    pointer-events: none;
}

.cgpt-info-icon-wrapper:hover .cgpt-info-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Tooltip Arrow */
.cgpt-info-tooltip::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 12px;
    border: 6px solid transparent;
    border-bottom-color: var(--cgpt-border-color);
}

.cgpt-info-tooltip::after {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 12px;
    border: 5px solid transparent;
    border-bottom-color: var(--cgpt-bg-secondary);
}

/* Full Screen Toggle */
.cgpt-fullscreen-toggle {
    background: transparent;
    border: none;
    color: var(--cgpt-text-secondary);
    cursor: pointer;
    padding: var(--cgpt-space-xs);
    border-radius: var(--cgpt-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--cgpt-transition-fast);
}

.cgpt-fullscreen-toggle:hover {
    background: var(--cgpt-bg-primary);
    color: var(--cgpt-text-primary);
}

/* Full Screen Mode */
.custom-gpt-container.cgpt-full-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    max-height: none;
    z-index: 99999;
    border-radius: 0;
    margin: 0;
}

/* Lock body scroll */
body.cgpt-body-lock {
    overflow: hidden !important;
}

/* Search Bar */
.cgpt-search-wrapper {
    padding: 0;
    margin: 0;
    position: relative;
}

.custom-gpt-container .cgpt-search-input {
    width: 100%;
    box-sizing: border-box;
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    padding-left: 36px;
    background: var(--cgpt-bg-primary) !important;
    border: 1px solid var(--cgpt-border-color);
    border-radius: var(--cgpt-radius-md);
    color: var(--cgpt-text-primary);
    font-size: 0.875rem;
    font-family: inherit;
    transition: border-color var(--cgpt-transition-fast);
}

.custom-gpt-container .cgpt-search-input::placeholder {
    color: var(--cgpt-text-muted);
}

.custom-gpt-container .cgpt-search-input:focus {
    outline: none;
    border-color: var(--cgpt-accent);
}



.cgpt-search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cgpt-text-muted);
    pointer-events: none;
}

/* Thread List */
.cgpt-thread-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: var(--cgpt-space-sm) var(--cgpt-space-sm);
    overflow-y: auto;
    flex: 1;
}

/* Empty Thread List State */
.cgpt-thread-list:empty::after {
    content: "No conversations yet";
    display: block;
    padding: var(--cgpt-space-lg);
    text-align: center;
    color: var(--cgpt-text-muted);
    font-size: 0.875rem;
    font-style: italic;
}

/* Thread Item - Card Style with Premium Feel */
.cgpt-thread-item {
    padding: var(--cgpt-space-md);
    margin: 0 var(--cgpt-space-sm) var(--cgpt-space-xs);
    cursor: pointer;
    color: var(--cgpt-text-primary);
    transition: all 0.2s ease;
    font-size: 0.875rem;
    display: flex;
    flex-direction: column;
    gap: var(--cgpt-space-xs);
    background: var(--cgpt-bg-primary);
    position: relative;
    border: 2px solid transparent;
    outline: none;
    box-sizing: border-box;
    border-radius: var(--cgpt-radius-lg);
}

.cgpt-thread-item:hover {
    background: var(--cgpt-bg-secondary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.cgpt-thread-item.active {
    border: 2px solid var(--cgpt-accent);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.2), 0 4px 12px rgba(0, 0, 0, 0.15);
    background: var(--cgpt-bg-tertiary);
}

/* Thread Title Row - with blue indicator on right */
.cgpt-thread-title-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--cgpt-space-sm);
}

.cgpt-thread-title {
    font-weight: 600;
    color: var(--cgpt-text-primary);
    flex: 1;
    line-height: 1.3;
    padding-right: 24px;
    /* Prevent overlap with delete button */
}

/* Blue indicator dot - positioned on right */
.cgpt-thread-indicator {
    width: 8px;
    height: 8px;
    background: var(--cgpt-accent);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 4px;
}

.cgpt-thread-snippet {
    font-size: 0.8125rem;
    color: var(--cgpt-text-secondary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.cgpt-thread-date {
    font-size: 0.75rem;
    color: var(--cgpt-text-muted);
    margin-top: var(--cgpt-space-xs);
}

.cgpt-thread-delete {
    position: absolute;
    top: var(--cgpt-space-sm);
    right: var(--cgpt-space-sm);
    padding: var(--cgpt-space-xs);
    border: none;
    background: transparent;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--cgpt-transition-fast), visibility var(--cgpt-transition-fast);
    color: var(--cgpt-text-secondary);
    line-height: 0;
    border-radius: var(--cgpt-radius-sm);
}

.cgpt-thread-item:hover .cgpt-thread-delete {
    opacity: 1;
    visibility: visible;
}

.cgpt-thread-delete:hover {
    color: #dc2626;
    background: rgba(220, 38, 38, 0.1);
}

.cgpt-thread-delete svg {
    display: block;
}

/* New Chat Button - Fixed at Bottom */
.cgpt-sidebar-footer {
    padding: var(--cgpt-space-md);
    border-top: 1px solid var(--cgpt-border-color);
    margin-top: auto;
}

.cgpt-new-chat-btn {
    width: 100%;
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    border: none;
    border-radius: var(--cgpt-radius-md);
    cursor: pointer;
    background: var(--cgpt-accent);
    color: #ffffff;
    text-align: center;
    transition: all var(--cgpt-transition-fast) ease-out;
    font-weight: 600;
    font-family: inherit;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--cgpt-space-sm);
}

.cgpt-new-chat-btn:hover,
.cgpt-new-chat-btn:focus {
    background: var(--cgpt-accent-hover);
    transform: translateY(-1px);
}

.cgpt-new-chat-btn:active {
    transform: translateY(0);
}

/* Sidebar Toggle Button (Mobile) */
.cgpt-sidebar-toggle {
    position: absolute;
    top: var(--cgpt-space-md);
    left: var(--cgpt-space-md);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--cgpt-border-color);
    border-radius: var(--cgpt-radius-md);
    background: var(--cgpt-bg-secondary);
    cursor: pointer;
    z-index: 110;
    transition: all var(--cgpt-transition-fast);
    color: var(--cgpt-text-primary);
}

.cgpt-sidebar-toggle:hover {
    background: var(--cgpt-bg-tertiary);
}

/* Hide toggle on desktop when sidebar is visible */
.cgpt-layout:not(.sidebar-collapsed) .cgpt-sidebar-toggle {
    display: none;
}


/* ==========================================================================
   Main Chat Area - Dark Theme
   ========================================================================== */

.cgpt-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    background: var(--cgpt-bg-primary);
    position: relative;
    overflow: hidden;
}

/* Branding Header */
/* Branding Header - Avatar, Title, Subtitle */
.cgpt-branding {
    display: flex;
    align-items: center;
    gap: var(--cgpt-space-md);
    padding: 0 var(--cgpt-space-lg);
    min-height: 0;
    color: var(--cgpt-text-primary);
    background: #2d2d2d;
    transition: transform var(--cgpt-transition-normal), opacity var(--cgpt-transition-normal), height var(--cgpt-transition-normal), padding var(--cgpt-transition-normal);
    overflow: hidden;
}

.cgpt-branding.cgpt-header-hidden {
    height: 0;
    opacity: 0;
    padding: 0 var(--cgpt-space-lg);
    /* keep horizontal padding to prevent width shift, remove vertical */
    border-bottom: 0;
    pointer-events: none;
}

/* In empty state, hide subtitle in header because it's at bottom */
.cgpt-branding.cgpt-header-empty .cgpt-branding-subtitle {
    display: none;
}

.cgpt-branding-avatar {
    display: none;
}

.cgpt-branding-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--cgpt-accent);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cgpt-branding-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.cgpt-branding-title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--cgpt-text-primary);
}

/* Hide main chat title on desktop (keep sidebar title visible) */
.cgpt-branding .cgpt-branding-title {
    display: none;
}

.cgpt-branding-subtitle {
    display: none;
}

/* Messages Container */
.cgpt-messages {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--cgpt-space-md);
    padding: var(--cgpt-space-lg);
    scroll-behavior: smooth;
}


/* Empty State - Centered Input */
.cgpt-empty-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--cgpt-space-xl);
    text-align: center;
    position: relative;
    cursor: default;
    /* Prevent text cursor blinking everywhere */
}

/* Prevent selection cursor on all empty state content except textarea */
.cgpt-empty-state *:not(.cgpt-textarea) {
    cursor: default !important;
}

.cgpt-empty-state button,
.cgpt-empty-state .cgpt-prompt-btn {
    cursor: pointer !important;
}

.cgpt-empty-state .cgpt-textarea {
    cursor: text !important;
}


/* Hide messages in empty state */
.cgpt-empty-state .cgpt-messages {
    display: none !important;
}

/* Hide branding on new chat screen (empty state) */
.cgpt-empty-state .cgpt-branding {
    display: none !important;
}


/* Centered input wrapper */
.cgpt-empty-state .cgpt-input-wrapper {
    width: 100%;
    max-width: 700px;
    background: transparent;
    padding: 0;
    margin: 0 auto;
}

/* Input Row styling in Empty State - Single unified container */
.cgpt-empty-state .cgpt-input-row {
    background: #1a1a1a !important;
    border: 1px solid #2a2a2a;
    border-radius: 28px;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 0;
    position: relative;
}

.cgpt-empty-state .cgpt-input-row:focus-within {
    border-color: #3a3a3a;
}

/* Hide Mic and Upload buttons in Empty State */
.cgpt-empty-state .cgpt-mic-btn,
.cgpt-empty-state .cgpt-upload-btn {
    display: none !important;
}

/* The Inner Input Field Wrapper - Takes full width */
.cgpt-empty-state .cgpt-input-field {
    background: #2d2d2d;
    border-radius: 28px;
    padding: 12px 56px 12px 20px;
    /* Extra right padding for send button */
    flex: 1;
    display: flex;
    align-items: center;
    border: 1px solid #333333;
    margin: 0;
}

/* Adjust textarea in empty state */
.cgpt-empty-state .cgpt-textarea {
    font-size: 1rem;
    text-align: left;
    background: transparent;
    color: var(--cgpt-text-primary);
    padding: 0;
    min-height: 24px;
    line-height: 24px;
    width: 100%;
    /* cursor: text is set via earlier rule with !important */
}



/* Button container positioned inside the input field */
.cgpt-empty-state .cgpt-input-buttons {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
}

/* Style the Send Button in Empty State - Dark themed */
.cgpt-empty-state .cgpt-send-btn {
    background: #3a3a3a;
    border: 1px solid #4a4a4a;
    color: #888;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s ease;
}

.cgpt-empty-state .cgpt-send-btn:hover {
    background: #4a4a4a;
    color: #fff;
}

/* Welcome Heading in Empty State - Premium Typography */
.cgpt-welcome-heading {
    font-size: 2rem;
    font-weight: 600;
    color: var(--cgpt-text-primary);
    text-align: center;
    margin-bottom: var(--cgpt-space-xl);
    max-width: 600px;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

/* Description - Bottom centered */
.cgpt-description-bottom {
    text-align: center;
    color: var(--cgpt-text-muted);
    font-size: 0.875rem;
    margin-top: var(--cgpt-space-md);
    padding: 0 var(--cgpt-space-md);
    width: 100%;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Starter Prompts Slider Container */
.cgpt-starter-prompts-area {
    margin-top: var(--cgpt-space-xl);
    width: 100%;
    max-width: 600px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--cgpt-space-md);
    opacity: 0;
    animation: fadeIn 0.5s ease-out forwards;
    animation-delay: 0.2s;
}

/* Slider Viewport */
.cgpt-prompts-slider {
    width: 100%;
    overflow: hidden;
    border-radius: var(--cgpt-radius-lg);
}

/* Slider Track - Horizontal flex */
.cgpt-prompts-track {
    display: flex;
    transition: transform 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* Each Prompt Card - Full width of viewport */
.cgpt-starter-prompts-area .cgpt-prompt-btn {
    flex: 0 0 100%;
    width: 100%;
    box-sizing: border-box;
}

/* Dot Navigation Container */
.cgpt-prompts-dots {
    display: flex;
    justify-content: center;
    gap: var(--cgpt-space-sm);
    padding: var(--cgpt-space-sm) 0;
}

/* Individual Dot */
.cgpt-prompts-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: rgba(128, 128, 128, 0.3);
    cursor: pointer;
    padding: 0;
    transition: all var(--cgpt-transition-fast);
}

.cgpt-prompts-dot:hover {
    background: rgba(128, 128, 128, 0.5);
}

.cgpt-prompts-dot.active {
    background: var(--cgpt-accent);
    transform: scale(1.25);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hide starter prompts if NOT in empty state (just in case) */
.cgpt-main:not(.cgpt-empty-state) .cgpt-starter-prompts-area {
    display: none !important;
}


/* Helper text below input - Centered */
.cgpt-empty-state .cgpt-helper-text {
    margin-top: var(--cgpt-space-sm);
    color: var(--cgpt-text-muted);
    font-size: 0.8rem;
    text-align: center;
    width: 100%;
    display: block;
}

.cgpt-empty-state .cgpt-helper-text .cgpt-helper-left {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin: 0 auto;
}

/* Override the upload-based padding in empty state */
.cgpt-empty-state .cgpt-helper-text.cgpt-has-upload {
    padding-left: 0 !important;
}





/* ==========================================================================
   Message Bubbles - Fast, Subtle Animations
   ========================================================================== */

.cgpt-message {
    display: flex;
    gap: var(--cgpt-space-sm);
    max-width: 85%;
    animation: messageSlideIn 120ms ease-out;
    position: relative;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cgpt-message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

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

/* Message Avatar */
.cgpt-message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    border: 1px solid var(--cgpt-border-color);
    overflow: hidden;
    background: var(--cgpt-bg-tertiary);
    color: var(--cgpt-text-primary);
}

.cgpt-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Message Content */
.cgpt-message-content {
    flex: 1;
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    border-radius: var(--cgpt-radius-md);
    line-height: 1.6;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Message Timestamp */
.cgpt-message-time {
    font-size: 0.7rem;
    color: var(--cgpt-text-muted);
    margin-top: 2px;
    padding-left: 2px;
}

.cgpt-message.user .cgpt-message-time {
    text-align: right;
    padding-left: 0;
    padding-right: 2px;
    color: var(--cgpt-text-muted);
}

.cgpt-message.user .cgpt-message-content {
    background: var(--cgpt-accent);
    border: none;
    color: #ffffff;
}

.cgpt-message.assistant .cgpt-message-content {
    background: var(--cgpt-bg-secondary);
    border: 1px solid var(--cgpt-border-color);
    color: var(--cgpt-text-primary);
}

/* Message Hover Actions */
.cgpt-message-actions {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    gap: var(--cgpt-space-xs);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--cgpt-transition-fast), visibility var(--cgpt-transition-fast);
    padding: var(--cgpt-space-xs);
    background: inherit;
    border-radius: var(--cgpt-radius-sm);
}

.cgpt-message.user .cgpt-message-actions {
    left: 0;
    right: auto;
}

.cgpt-message:hover .cgpt-message-actions {
    opacity: 1;
    visibility: visible;
}

.cgpt-message-action-btn {
    padding: var(--cgpt-space-xs);
    border: none;
    background: var(--cgpt-bg-tertiary);
    border-radius: var(--cgpt-radius-sm);
    cursor: pointer;
    color: var(--cgpt-text-primary);
    transition: all var(--cgpt-transition-fast);
    font-size: 0.75rem;
    line-height: 1;
}

.cgpt-message-action-btn:hover {
    background: var(--cgpt-accent);
    color: #ffffff;
}

/* ==========================================================================
   Markdown Content Styling
   ========================================================================== */

.cgpt-message-content p {
    margin: 0.75em 0;
    line-height: 1.6;
}

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

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

/* Headings Restoration */
.cgpt-message-content h1,
.cgpt-message-content h2,
.cgpt-message-content h3,
.cgpt-message-content h4,
.cgpt-message-content h5,
.cgpt-message-content h6 {
    font-weight: 600;
    margin-top: 1.25em;
    margin-bottom: 0.5em;
    line-height: 1.3;
    color: inherit;
}

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

.cgpt-message-content h1 {
    font-size: 1.5em;
}

.cgpt-message-content h2 {
    font-size: 1.35em;
}

.cgpt-message-content h3 {
    font-size: 1.2em;
}

.cgpt-message-content h4 {
    font-size: 1.1em;
}

/* Lists Restoration */
.cgpt-message-content ul,
.cgpt-message-content ol {
    margin: 0.75em 0;
    padding-left: 1.5em;
    display: block;
}

.cgpt-message-content ul {
    list-style-type: disc;
}

.cgpt-message-content ol {
    list-style-type: decimal;
}

.cgpt-message-content li {
    margin: 0.25em 0;
    padding: 0;
    display: list-item;
}

.cgpt-message-content li>p {
    margin: 0.25em 0;
}

/* Inline Code */
.cgpt-message-content code {
    padding: 0.125rem 0.375rem;
    border-radius: var(--cgpt-radius-sm);
    background: rgba(128, 128, 128, 0.12);
    font-size: 0.875em;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

/* Code Blocks */
.cgpt-message-content pre {
    margin: 0.75em 0;
    padding: var(--cgpt-space-md);
    border-radius: var(--cgpt-radius-md);
    background: rgba(128, 128, 128, 0.08);
    overflow-x: auto;
    position: relative;
    border: 1px solid rgba(128, 128, 128, 0.1);
}

.cgpt-message-content pre code {
    padding: 0;
    background: none;
    font-size: 0.8125rem;
    line-height: 1.5;
}

/* Code Block Copy Button - Icon based */
.cgpt-copy-btn {
    position: absolute;
    top: var(--cgpt-space-sm);
    right: var(--cgpt-space-sm);
    padding: 6px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--cgpt-radius-sm);
    cursor: pointer;
    background: rgba(255, 255, 255, 0.05);
    color: var(--cgpt-text-muted);
    opacity: 0;
    transition: all var(--cgpt-transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cgpt-copy-btn svg {
    display: block;
}

.cgpt-message-content pre:hover .cgpt-copy-btn {
    opacity: 1;
}

.cgpt-copy-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--cgpt-text-primary);
}

.cgpt-copy-btn.copied {
    background: rgba(34, 197, 94, 0.15);
    border-color: rgba(34, 197, 94, 0.3);
    color: #22c55e;
}


/* ==========================================================================
   Sources Section - RAG Context Display
   ========================================================================== */

.cgpt-sources-list {
    margin-top: var(--cgpt-space-md);
    padding: var(--cgpt-space-sm) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cgpt-sources-list h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--cgpt-text-primary);
    margin: 0 0 var(--cgpt-space-sm) 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.cgpt-source-icon {
    width: 14px;
    height: 14px;
    opacity: 0.7;
}

.cgpt-sources-list ul {
    margin: 0;
    padding-left: 20px;
    list-style-type: disc !important;
    display: block;
}

.cgpt-sources-list li {
    margin-bottom: 4px;
    line-height: 1.5;
    list-style-type: disc !important;
    display: list-item !important;
}

.cgpt-sources-list li a {
    color: var(--cgpt-accent);
    text-decoration: underline;
    font-size: 0.85rem;
    word-break: break-all;
    background: transparent;
    border: none;
    padding: 0;
    display: inline !important;
}

.cgpt-sources-list li a:hover {
    color: var(--cgpt-accent-hover);
    text-decoration: none;
    background: transparent;
    border: none;
}

.cgpt-sources-list li a::before {
    content: none;
}


/* Tables */
.cgpt-message-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.75em 0;
    font-size: 0.875rem;
}

.cgpt-message-content th,
.cgpt-message-content td {
    padding: var(--cgpt-space-sm);
    border: 1px solid rgba(128, 128, 128, 0.2);
    text-align: left;
}

.cgpt-message-content th {
    background: rgba(128, 128, 128, 0.05);
    font-weight: 600;
}

/* ==========================================================================
   Inline Images & Attachments
   ========================================================================== */

.cgpt-inline-images,
.cgpt-message-attachments {
    display: flex;
    flex-wrap: wrap;
    gap: var(--cgpt-space-sm);
    margin-top: var(--cgpt-space-sm);
}

.cgpt-img-wrap {
    flex: 0 0 auto;
}

.cgpt-inline-image,
.cgpt-message-attachments img,
.cgpt-message-content img {
    width: 400px;
    max-width: 100%;
    max-height: 400px;
    height: auto;
    display: block;
    border-radius: var(--cgpt-radius-md);
    object-fit: contain;
    border: 1px solid rgba(128, 128, 128, 0.1);
}

/* ==========================================================================
   Input Area - Floating Rounded Design (Figma)
   ========================================================================== */

.cgpt-input-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--cgpt-space-sm);
    padding: var(--cgpt-space-md) var(--cgpt-space-lg);
    background: #2d2d2d;
}

/* Centered input wrapper for empty state */
.cgpt-empty-state .cgpt-input-wrapper {
    padding: 0;
}

.cgpt-toolbar {
    display: flex;
    gap: var(--cgpt-space-sm);
    align-items: center;
    padding: var(--cgpt-space-sm) 0;
}

.cgpt-toolbar .cgpt-attachments {
    display: flex;
    align-items: center;
    gap: var(--cgpt-space-sm);
    padding: 0;
    margin: 0 0 0 var(--cgpt-space-xs);
}

.cgpt-toolbar-btn {
    padding: var(--cgpt-space-sm);
    border: 1px solid var(--cgpt-border-color);
    border-radius: var(--cgpt-radius-sm);
    cursor: pointer;
    transition: all var(--cgpt-transition-fast);
    background: transparent;
    color: var(--cgpt-text-secondary);
    font-size: 0.875rem;
}

.cgpt-toolbar-btn:hover,
.cgpt-toolbar-btn:focus {
    border-color: var(--cgpt-accent);
    background: var(--cgpt-bg-tertiary);
    color: var(--cgpt-text-primary);
}

.cgpt-toolbar-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Input Row - Field and Buttons side by side */
.cgpt-input-row {
    display: flex;
    align-items: center;
    gap: var(--cgpt-space-md);
}

/* Input Field - Clean rounded container for textarea */
.cgpt-input-field {
    flex: 1;
    background: #000000;
    border: 1px solid var(--cgpt-border-color);
    border-radius: 28px;
    padding: 6px var(--cgpt-space-lg);
    transition: all 0.2s ease;
}

.cgpt-input-field:focus-within {
    border-color: var(--cgpt-accent);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.2);
}

/* Buttons Container - Outside the field */
.cgpt-input-buttons {
    display: flex;
    align-items: center;
    gap: var(--cgpt-space-sm);
    flex-shrink: 0;
}

/* Textarea - Minimal styling inside rounded container */
.custom-gpt-container .cgpt-textarea {
    flex: 1;
    width: 100%;
    padding: 8px 0;
    border: none;
    border-radius: 0;
    resize: none;
    min-height: 24px;
    max-height: 200px;
    font-family: inherit;
    font-size: inherit;
    line-height: 1.5;
    background: transparent;
    color: var(--cgpt-text-primary);
    overflow-y: auto;
    box-shadow: none !important;
}

.custom-gpt-container .cgpt-textarea::placeholder {
    color: var(--cgpt-text-muted);
}

.custom-gpt-container .cgpt-textarea:focus {
    outline: none !important;
    box-shadow: none !important;
    border: none !important;
}

/* Upload Button - Circular dark style */
.cgpt-upload-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: #3d3d3d;
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--cgpt-transition-fast);
    flex-shrink: 0;
}

.cgpt-upload-btn:hover {
    background: var(--cgpt-accent-hover);
    transform: scale(1.05);
}

/* Mic Button - Circular Blue Accent */
.cgpt-mic-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: var(--cgpt-accent);
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--cgpt-transition-fast);
    flex-shrink: 0;
}

.cgpt-mic-btn:hover {
    background: var(--cgpt-accent-hover);
    transform: scale(1.05);
}

.cgpt-mic-btn svg {
    width: 18px;
    height: 18px;
}

/* Send Button - Circular with arrow icon */
.cgpt-send-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--cgpt-transition-fast);
    background: #3d3d3d;
    color: #ffffff;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cgpt-send-btn svg {
    width: 18px;
    height: 18px;
}

.cgpt-send-btn:hover:not(:disabled),
.cgpt-send-btn:focus:not(:disabled) {
    background: var(--cgpt-accent-hover);
    transform: scale(1.05);
}

.cgpt-send-btn:active:not(:disabled) {
    transform: scale(0.98);
}

.cgpt-send-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Helper Text - Left and Right layout */
.cgpt-helper-text {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--cgpt-space-sm) var(--cgpt-space-lg);
    padding-left: 72px;
    /* Align with input text (40px button + 16px gap + 16px input padding) */
    font-size: 0.75rem;
    color: var(--cgpt-text-muted);
}

/* Remove left padding in empty state (centered) */
.cgpt-empty-state .cgpt-helper-text {
    padding-left: var(--cgpt-space-lg);
}

.cgpt-helper-left,
.cgpt-helper-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

.cgpt-helper-right {
    text-align: right;
}


.cgpt-send-btn.loading {
    position: relative;
    color: transparent !important;
}

.cgpt-send-btn.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: buttonSpin 0.6s linear infinite;
}

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

/* File input - Completely hidden */
.cgpt-file-input,
input[type="file"].cgpt-file-input,
.cgpt-toolbar input[type="file"] {
    display: none !important;
    position: absolute !important;
    left: -9999px !important;
    top: -9999px !important;
    width: 0 !important;
    height: 0 !important;
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

/* Attachment Preview */
.cgpt-attachments {
    display: flex;
    gap: var(--cgpt-space-sm);
    flex-wrap: wrap;
    padding: var(--cgpt-space-sm);
}

.cgpt-attachment-item {
    display: flex;
    align-items: center;
    gap: var(--cgpt-space-sm);
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    border: 1px solid rgba(128, 128, 128, 0.2);
    border-radius: var(--cgpt-radius-sm);
    font-size: 0.875rem;
    background: rgba(128, 128, 128, 0.05);
    animation: attachmentSlideIn 150ms ease-out;
}

@keyframes attachmentSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.cgpt-toolbar .cgpt-attachment-item {
    padding: var(--cgpt-space-xs) var(--cgpt-space-sm);
    font-size: 0.8125rem;
}

.cgpt-attachment-remove {
    cursor: pointer;
    opacity: var(--cgpt-opacity-medium);
    font-weight: bold;
    transition: opacity var(--cgpt-transition-fast);
    padding: 0 var(--cgpt-space-xs);
}

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

/* File Upload Progress */
.cgpt-upload-progress {
    display: flex;
    align-items: center;
    gap: var(--cgpt-space-sm);
    padding: var(--cgpt-space-sm);
    font-size: 0.875rem;
}

.cgpt-upload-progress-bar {
    flex: 1;
    height: 4px;
    background: rgba(128, 128, 128, 0.15);
    border-radius: 2px;
    overflow: hidden;
}

.cgpt-upload-progress-fill {
    height: 100%;
    background: currentColor;
    opacity: var(--cgpt-opacity-strong);
    transition: width var(--cgpt-transition-fast);
}

/* ==========================================================================
   Typing Indicator - Enhanced Animation
   ========================================================================== */

.cgpt-typing-indicator {
    display: inline-flex;
    gap: 4px;
    padding: var(--cgpt-space-sm);
    align-items: center;
}

.cgpt-typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    opacity: var(--cgpt-opacity-medium);
    animation: typingPulse 1.4s infinite ease-in-out;
}

.cgpt-typing-dot:nth-child(1) {
    animation-delay: -0.32s;
}

.cgpt-typing-dot:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes typingPulse {

    0%,
    80%,
    100% {
        transform: scale(0.6);
        opacity: 0.3;
    }

    40% {
        transform: scale(1);
        opacity: 0.8;
    }
}

/* Streaming Cursor */
.cgpt-streaming-cursor {
    display: inline-block;
    width: 2px;
    height: 1.1em;
    background: currentColor;
    margin-left: 2px;
    vertical-align: text-bottom;
    animation: cursorBlink 0.8s infinite;
}

@keyframes cursorBlink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

/* ==========================================================================
   Error & Success Messages - Inline, Non-blocking
   ========================================================================== */

.cgpt-error {
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    border: 1px solid rgba(220, 38, 38, 0.3);
    border-radius: var(--cgpt-radius-md);
    background: rgba(220, 38, 38, 0.08);
    color: inherit;
    font-size: 0.875rem;
    animation: errorSlideIn 150ms ease-out;
    display: flex;
    align-items: center;
    gap: var(--cgpt-space-sm);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cgpt-error-dismiss {
    margin-left: auto;
    cursor: pointer;
    opacity: var(--cgpt-opacity-medium);
    padding: var(--cgpt-space-xs);
}

.cgpt-error-dismiss:hover {
    opacity: 1;
}

.custom-gpt-error {
    padding: var(--cgpt-space-md);
    opacity: var(--cgpt-opacity-strong);
}

.cgpt-success-message {
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--cgpt-radius-md);
    font-size: 0.875rem;
    text-align: center;
    animation: successSlideIn 150ms ease-out;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   Starter Prompts - Clear Intent
   ========================================================================== */

.cgpt-starter-prompts {
    display: flex;
    flex-direction: column;
    gap: var(--cgpt-space-sm);
    padding: var(--cgpt-space-md);
    margin: var(--cgpt-space-md) 0;
    animation: promptsFadeIn 300ms ease-out;
}

@keyframes promptsFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.cgpt-prompts-title {
    font-size: 0.875rem;
    opacity: var(--cgpt-opacity-strong);
    font-weight: 600;
    margin-bottom: var(--cgpt-space-xs);
}

.cgpt-prompt-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: var(--cgpt-space-md) var(--cgpt-space-lg);
    border: 1px solid rgba(128, 128, 128, 0.12);
    border-radius: var(--cgpt-radius-xl);
    background: rgba(128, 128, 128, 0.04);
    cursor: pointer;
    text-align: left;
    transition: all 0.2s cubic-bezier(0.25, 0.1, 0.25, 1);
    color: inherit;
    font-family: inherit;
    font-size: inherit;
    outline: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.cgpt-prompt-btn:hover,
.cgpt-prompt-btn:focus {
    border-color: var(--cgpt-accent);
    background: rgba(128, 128, 128, 0.08);
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 123, 255, 0.1);
    outline: none;
}

.cgpt-prompt-btn:active {
    transform: translateY(-2px) scale(1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.cgpt-prompt-text {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.4;
}

.cgpt-prompt-desc {
    font-size: 0.875rem;
    opacity: var(--cgpt-opacity-strong);
    display: block;
    margin-top: var(--cgpt-space-xs);
    line-height: 1.5;
}

/* Disclaimer */
.cgpt-disclaimer {
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    margin-top: var(--cgpt-space-sm);
    border-top: 1px solid rgba(128, 128, 128, 0.1);
    text-align: center;
    opacity: var(--cgpt-opacity-medium);
    font-size: 0.75rem;
    line-height: 1.4;
}

.cgpt-disclaimer small {
    display: block;
}

/* ==========================================================================
   Delete Confirmation Modal - Non-blocking
   ========================================================================== */

.cgpt-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
}

.cgpt-modal[aria-hidden="false"] {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: modalFadeIn 150ms ease-out;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.cgpt-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
}

.cgpt-modal-content {
    position: relative;
    background: var(--cgpt-bg-secondary);
    border-radius: var(--cgpt-radius-lg);
    padding: var(--cgpt-space-lg);
    max-width: 400px;
    width: 90%;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    z-index: 1;
    animation: modalSlideIn 150ms ease-out;
    border: 1px solid var(--cgpt-border-color);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-10px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.cgpt-modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--cgpt-space-md) 0;
    color: var(--cgpt-text-primary);
}

.cgpt-modal-message {
    margin: 0 0 var(--cgpt-space-lg) 0;
    color: var(--cgpt-text-secondary);
    line-height: 1.5;
}

.cgpt-modal-actions {
    display: flex;
    gap: var(--cgpt-space-sm);
    justify-content: flex-end;
}

.cgpt-modal-btn {
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    border-radius: var(--cgpt-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--cgpt-transition-fast);
    border: 1px solid transparent;
    font-family: inherit;
}

.cgpt-modal-cancel {
    background: var(--cgpt-bg-tertiary);
    color: var(--cgpt-text-primary);
    border-color: var(--cgpt-border-color);
}

.cgpt-modal-cancel:hover {
    background: var(--cgpt-bg-input);
}

.cgpt-modal-confirm {
    background: #dc2626;
    color: white;
}

.cgpt-modal-confirm:hover {
    background: #b91c1c;
}

.cgpt-modal-confirm:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

.cgpt-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Enhanced Focus Visible for keyboard navigation */
.cgpt-send-btn:focus-visible,
.cgpt-toolbar-btn:focus-visible,
.cgpt-new-chat-btn:focus-visible,
.cgpt-thread-item:focus-visible,
.cgpt-prompt-btn:focus-visible,
.cgpt-copy-btn:focus-visible,
.cgpt-modal-btn:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==========================================================================
   Responsive Design - Mobile Drawer (Figma)
   ========================================================================== */

@media (max-width: 768px) {

    /* Layout adjusts for mobile */
    .cgpt-layout {
        position: relative;
    }

    /* Sidebar becomes overlay drawer */
    .cgpt-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 85%;
        max-width: 320px;
        height: 100vh;
        z-index: 1000;
        transform: translateX(-100%);
        transition: transform var(--cgpt-transition-slow) ease-out;
        border-right: 1px solid var(--cgpt-border-color);
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
    }

    .cgpt-sidebar.open {
        transform: translateX(0);
    }

    /* Sidebar Overlay Backdrop */
    .cgpt-sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--cgpt-transition-normal), visibility var(--cgpt-transition-normal);
    }

    .cgpt-sidebar-overlay.visible {
        opacity: 1;
        visibility: visible;
    }

    /* Show toggle button on mobile - Positioned inside header area */
    .cgpt-sidebar-toggle {
        display: flex !important;
        top: var(--cgpt-space-sm);
        left: var(--cgpt-space-sm);
        /* Match header padding: 8px */
    }

    /* Main area takes full width */
    .cgpt-main {
        padding-top: 0;
    }

    /* Branding positioned in header row on mobile */
    .cgpt-branding {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: var(--cgpt-bg-primary);
        border-bottom: 1px solid var(--cgpt-border-color);
        padding: var(--cgpt-space-sm) var(--cgpt-space-md);
        padding-left: 60px;
        /* Space for toggle button (8px + 40px + gap) */
        min-height: 58px;
        /* Ensure it covers the 40px button + padding */
        display: flex;
        align-items: center;
    }

    /* Force header to be visible on mobile, even when "hidden" class is added by scroll */
    .cgpt-branding.cgpt-header-hidden {
        height: auto !important;
        opacity: 1 !important;
        padding: var(--cgpt-space-sm) var(--cgpt-space-md) !important;
        padding-left: 56px !important;
        pointer-events: auto !important;
        border-bottom: 1px solid var(--cgpt-border-color) !important;
    }

    /* Keep hiding it in empty state though */
    .cgpt-branding.cgpt-header-empty {
        display: none !important;
    }


    .cgpt-branding-avatar {
        display: none;
    }

    .cgpt-branding .cgpt-branding-title {
        font-size: 0.9rem;
        display: block;
        /* Show on mobile */
    }

    .cgpt-branding-subtitle {
        font-size: 0.7rem;
        max-width: 200px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* Messages need top padding for fixed header */
    .cgpt-messages {
        padding-top: 70px;
        /* Ensure messages go under the header */
    }


    /* Messages container adjustments */
    .cgpt-messages {
        padding: var(--cgpt-space-md);
    }

    .cgpt-message {
        max-width: 95%;
    }

    /* Input container responsive */
    .cgpt-input-wrapper {
        padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    }

    .cgpt-input-container {
        border-radius: var(--cgpt-radius-lg);
    }

    /* Images scale down */
    .cgpt-inline-image,
    .cgpt-message-attachments img,
    .cgpt-message-content img {
        width: 100%;
        max-width: 280px;
        max-height: 280px;
    }

    /* Starter prompts stack */
    .cgpt-starter-prompts {
        gap: var(--cgpt-space-sm);
    }

    .cgpt-prompt-btn {
        padding: var(--cgpt-space-sm);
    }

    /* Helper text responsive */
    .cgpt-helper-text {
        font-size: 0.75rem;
    }
}

/* Smaller mobile screens */
@media (max-width: 480px) {
    .cgpt-sidebar {
        width: 100%;
        max-width: none;
    }

    .cgpt-input-container {
        padding: var(--cgpt-space-xs);
    }

    .cgpt-textarea {
        font-size: 16px;
        /* Prevent iOS zoom */
    }
}

/* Ensure touch targets are adequate */
@media (pointer: coarse) {

    .cgpt-toolbar-btn,
    .cgpt-send-btn,
    .cgpt-new-chat-btn,
    .cgpt-thread-item,
    .cgpt-prompt-btn,
    .cgpt-mic-btn,
    .cgpt-sidebar-toggle {
        min-height: 44px;
        min-width: 44px;
    }
}


/* ==========================================================================
   Citation / Sources Styling (Tooltip Version)
   ========================================================================== */

/* The Container grouping H3 and UL */
.cgpt-sources-container {
    position: relative;
    display: inline-block;
    margin-top: 1rem;
}

/* The Header acts as the Trigger/Badge */
.cgpt-sources-container h3,
.cgpt-message-content .cgpt-sources-container h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    cursor: help;
    margin: 0;
    padding: 6px 12px;
    background: rgba(128, 128, 128, 0.08);
    /* Neutral badge bg */
    border-radius: 20px;
    border: 1px solid rgba(128, 128, 128, 0.15);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
    opacity: 1;
    /* Reset opacity from previous rules */
}

/* Hover state for the badge */
.cgpt-sources-container:hover h3 {
    background: rgba(128, 128, 128, 0.15);
    border-color: currentColor;
}

/* The Source Icon */
.cgpt-source-icon {
    font-size: 1.1em;
    line-height: 1;
}

/* The List (Tooltip) - Hidden by default */
/* The List (Tooltip) - Hidden by default */
.cgpt-sources-container>ul {
    position: absolute;
    bottom: 110%;
    /* Place above the badge */
    left: 0;
    width: max-content;
    max-width: 400px;
    min-width: 250px;
    background: #ffffff;
    /* Solid background for legibility */
    color: #333333;
    /* Dark text for contrast */
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 4px 6px rgba(0, 0, 0, 0.05);
    /* stronger shadow */
    padding: 12px;
    border-radius: 8px;
    z-index: 1000;

    /* Animation state: hidden */
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.2s cubic-bezier(0.165, 0.84, 0.44, 1);

    /* Reset list styles */
    list-style: none;
    margin: 0;
    text-align: left;
    pointer-events: none;
    /* Prevent interaction when hidden */
}

/* Tooltip Arrow */
.cgpt-sources-container>ul::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 20px;
    border-width: 6px;
    border-style: solid;
    border-color: #ffffff transparent transparent transparent;
}

/* Show Tooltip on Hover */
.cgpt-sources-container:hover>ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
    /* Enable clicks */
}

/* Dark Mode override if parent is dark (heuristic) */
/* Using @media (prefers-color-scheme: dark) is an option, 
   but for theme inheriting, we force a light tooltip for "paper" feel 
   or we can try to invert. For now, solid white is safest for "Large tooltip". */


/* List Items */
.cgpt-sources-container li {
    margin-bottom: 8px;
    display: block;
    line-height: 1.4;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding-bottom: 8px;
}

.cgpt-sources-container li:last-child {
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

/* Links inside tooltip */
.cgpt-sources-container li a {
    text-decoration: none;
    color: #2563eb;
    /* Standard link blue */
    font-weight: 500;
    font-size: 0.9rem;
    word-break: break-all;
    /* Ensure long URLs wrap */
    display: block;
}

.cgpt-sources-container li a:hover {
    text-decoration: underline;
}

/* Message Time */
.cgpt-message-time {
    font-size: 0.7rem;
    color: var(--cgpt-text-muted);
    margin-top: 2px;
    opacity: 0.8;
}

.cgpt-message.user .cgpt-message-time {
    text-align: right;
    color: rgba(255, 255, 255, 0.7);
    /* Slightly transparent white for user bubbles */
}



/* ==========================================================================
   Nuclear Fixes (High Specificity)
   ========================================================================== */

/* 1. Search Input: Force Dark Background ONLY in Dark Mode */
body .custom-gpt-container:not(.cgpt-theme-light) .cgpt-search-input,
body .custom-gpt-container:not(.cgpt-theme-light) input.cgpt-search-input {
    background-color: #111111 !important;
    background-image: none !important;
    color: #ffffff !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    box-shadow: none !important;
}

body .custom-gpt-container:not(.cgpt-theme-light) .cgpt-search-input::placeholder {
    color: rgba(255, 255, 255, 0.5) !important;
    opacity: 1 !important;
}

/* Explicitly force Light Mode to be Light (resetting if needed) */
body .custom-gpt-container.cgpt-theme-light .cgpt-search-input,
body .custom-gpt-container.cgpt-theme-light input.cgpt-search-input {
    background-color: #ffffff !important;
    background: #ffffff !important;
    color: #000000 !important;
    border: 1px solid #e5e5e5 !important;
}

/* 2. Icons: Force Size and Visibility */
body .custom-gpt-container svg,
body .custom-gpt-container symbol,
body .custom-gpt-container use {
    visibility: visible !important;
    opacity: 1 !important;
    max-width: none !important;
    max-height: none !important;
}

body .custom-gpt-container .cgpt-mic-btn svg,
body .custom-gpt-container .cgpt-upload-btn svg,
body .custom-gpt-container .cgpt-send-btn svg {
    width: 18px !important;
    height: 18px !important;
    display: block !important;
    fill: none !important;
    stroke: currentColor !important;
    stroke-width: 2px !important;
    margin: auto !important;
    /* Center in button */
}

/* 3. Prompt Box: Remove ALL Borders/Outlines */
body .custom-gpt-container .cgpt-textarea,
body .custom-gpt-container textarea.cgpt-textarea {
    background: transparent !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    appearance: none !important;
}

body .custom-gpt-container .cgpt-textarea:focus,
body .custom-gpt-container .cgpt-textarea:focus-visible,
body .custom-gpt-container .cgpt-textarea:active {
    outline: none !important;
    border: none !important;
    box-shadow: none !important;
    background: transparent !important;
}

/* 4. Buttons: Ensure Flex Centering for Icons */
body .custom-gpt-container .cgpt-mic-btn,
body .custom-gpt-container .cgpt-upload-btn,
body .custom-gpt-container .cgpt-send-btn {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 0 !important;
}

/* 5. Empty State: Hide Upload and Mic Icons */
.cgpt-empty-state .cgpt-upload-btn,
.cgpt-empty-state .cgpt-mic-btn,
body .cgpt-empty-state .cgpt-upload-btn,
body .cgpt-empty-state .cgpt-mic-btn {
    display: none !important;
}

/* Ensure Send button remains visible and centered if needed, or just let it exist */
.cgpt-empty-state .cgpt-input-buttons {
    gap: 0 !important;
}

/* Disclaimer Tooltip Styles */
.cgpt-disclaimer-wrapper {
    position: relative;
    display: inline-block;
}

.cgpt-disclaimer-label,
.cgpt-feedback-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--cgpt-text-muted);
    cursor: pointer;
    transition: color var(--cgpt-transition-fast);
    user-select: none;
    line-height: 1.2;
}

.cgpt-disclaimer-label:hover,
.cgpt-feedback-label:hover {
    color: var(--cgpt-text-primary);
}

.cgpt-disclaimer-label svg,
.cgpt-feedback-label svg {
    opacity: 0.7;
    transition: opacity var(--cgpt-transition-fast);
}

.cgpt-disclaimer-label:hover svg,
.cgpt-feedback-label:hover svg {
    opacity: 1;
}

.cgpt-disclaimer-tooltip {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    bottom: 110% !important;
    top: auto !important;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--cgpt-bg-tertiary);
    color: var(--cgpt-text-primary);
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    border-radius: var(--cgpt-radius-md);
    font-size: 0.75rem;
    white-space: normal;
    text-align: center;
    width: max-content;
    max-width: min(400px, 90vw);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--cgpt-border-color);
    z-index: 10000;
    margin-bottom: 8px;
    transition: all var(--cgpt-transition-normal);
    pointer-events: none;
}

/* Tooltip Arrow */
.cgpt-disclaimer-tooltip::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--cgpt-border-color) transparent transparent transparent;
}

.cgpt-disclaimer-wrapper:hover .cgpt-disclaimer-tooltip {
    visibility: visible;
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Helper Text Container Adjustment */
.cgpt-helper-text {
    font-size: 0.75rem;
    color: var(--cgpt-text-muted);
    text-align: center;
    margin-top: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.cgpt-footer-separator {
    color: var(--cgpt-border-color);
    font-size: 1rem;
    line-height: 0;
    margin-top: 2px;
    opacity: 0.5;
}

@media (max-width: 768px) {
    .cgpt-description-bottom {
        display: none;
    }
}

/* Feedback Button Styles - Relocated to footer (Text Style) */
.cgpt-feedback-wrapper {
    display: inline-flex;
    align-items: center;
}

.cgpt-branding {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--cgpt-space-sm) var(--cgpt-space-md);
    border-bottom: 1px solid var(--cgpt-border-color);
}

.cgpt-branding-actions {
    display: flex;
    gap: var(--cgpt-space-xs);
    align-items: center;
}

/* Modal Styles */
.cgpt-modal {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
}

.cgpt-modal.active {
    display: flex;
}

.cgpt-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.cgpt-modal-content {
    position: relative;
    width: 90%;
    max-width: 480px;
    background: var(--cgpt-bg-secondary);
    border: 1px solid var(--cgpt-border-color);
    border-radius: var(--cgpt-radius-lg);
    padding: var(--cgpt-space-lg);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    animation: cgpt-modal-in 0.2s cubic-bezier(0, 0, 0.2, 1);
}

@keyframes cgpt-modal-in {
    from {
        transform: scale(0.95);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

.cgpt-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--cgpt-space-md);
}

.cgpt-modal-header h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--cgpt-text-primary);
}

.cgpt-modal-close {
    background: transparent;
    border: none;
    color: var(--cgpt-text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.cgpt-modal-close:hover {
    color: var(--cgpt-text-primary);
}

.cgpt-feedback-form {
    margin-top: var(--cgpt-space-md);
}

.cgpt-feedback-textarea {
    width: 100%;
    min-height: 120px;
    background: var(--cgpt-bg-input);
    border: 1px solid var(--cgpt-border-color);
    border-radius: var(--cgpt-radius-md);
    color: var(--cgpt-text-primary);
    padding: var(--cgpt-space-md);
    font-size: 0.875rem;
    resize: vertical;
    outline: none;
    transition: border-color var(--cgpt-transition-fast);
}

.cgpt-feedback-textarea:focus {
    border-color: var(--cgpt-accent);
}

.cgpt-feedback-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--cgpt-space-md);
}

.cgpt-char-counter {
    font-size: 0.75rem;
    color: var(--cgpt-text-muted);
}

.cgpt-modal-actions {
    display: flex;
    gap: var(--cgpt-space-sm);
}

.cgpt-btn {
    padding: 8px 16px;
    border-radius: var(--cgpt-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--cgpt-transition-fast);
    border: 1px solid transparent;
}

.cgpt-btn-secondary {
    background: var(--cgpt-bg-tertiary);
    color: var(--cgpt-text-secondary);
    border-color: var(--cgpt-border-color);
}

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

.cgpt-btn-primary {
    background: var(--cgpt-accent);
    color: #ffffff;
}

.cgpt-btn-primary:hover:not(:disabled) {
    background: var(--cgpt-accent-hover);
}

.cgpt-btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.cgpt-btn-danger {
    background: #dc2626;
    color: #ffffff;
}

.cgpt-btn-danger:hover {
    background: #b91c1c;
}