/* 
 * AVA - Custom CSS Erweiterungen zu TailwindCSS
 */

/* iOS PWA Fix - Ensure proper background colors */
html {
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease;
}

body {
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease;
}

/* iOS Safe Area Handling */
@supports (padding: max(0px)) {
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }
}

/* Theme Mode Button Styles */
.theme-mode-btn {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    font-size: 11px;
    font-weight: 500;
}

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

.theme-mode-btn.active {
    background-color: var(--button-bg);
    color: white;
    border-color: var(--button-bg);
}

.theme-mode-btn.active:hover {
    background-color: var(--button-hover-bg);
    border-color: var(--button-hover-bg);
}

/* Light Mode Variables - ChatGPT Style Enhanced */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f7f7f8;
    --bg-secondary-rgb: 247, 247, 248;
    --bg-tertiary: #ececf1;
    --text-primary: #0d0d0d;
    --text-secondary: #6e6e80;
    --text-tertiary: #8e8ea0;
    --border-color: #c5c5d2;
    --chat-user-bg: #f4f4f4;
    --chat-user-text: #0d0d0d;
    --chat-user-border: #d1d1e9;
    --chat-bot-bg: transparent;
    --chat-bot-text: #0d0d0d;
    --input-bg: #ffffff;
    --input-border: #d1d1e9;
    --input-focus-border: #336699;
    --button-bg: #336699;
    --button-bg-rgb: 51, 102, 153;
    --button-hover-bg: #2d5a85;
    --button-disabled-bg: #f3f4f6;
    --shadow-light: rgba(0, 0, 0, 0.02);
    --shadow-medium: rgba(0, 0, 0, 0.05);
    --shadow-lg: rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
    --bg-primary: #212121;
    --bg-secondary: #2f2f2f;
    --bg-secondary-rgb: 47, 47, 47;
    --bg-tertiary: #404040;
    --text-primary: #ececec;
    --text-secondary: #b3b3b3;
    --text-tertiary: #8b8b8b;
    --border-color: #444444;
    --chat-user-bg: #3a3a3a; /* Dunkles Grau für User-Sprechblasen */
    --chat-user-text: #ececec;
    --chat-user-border: #3a3a3a;
    --chat-bot-bg: transparent;
    --chat-bot-text: #ececec;
    --input-bg: #2f2f2f;
    --input-border: #3a3a3a;
    --input-focus-border: #9ca3af;
    --button-bg: #9ca3af;
    --button-bg-rgb: 156, 163, 175;
    --button-hover-bg: #d1d5db;
    --button-disabled-bg: #404040;
    --shadow-light: rgba(0, 0, 0, 0.2);
    --shadow-medium: rgba(0, 0, 0, 0.3);
}

/* Markdown Rendering Styles */
.markdown-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 14px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.markdown-table th {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 600;
    padding: 16px 20px;
    text-align: left;
    border-bottom: 2px solid var(--border-color);
    font-size: 14px;
    position: sticky;
    top: 0;
    z-index: 1;
}

.markdown-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: top;
    line-height: 1.5;
}

.markdown-table tr:last-child td {
    border-bottom: none;
}

.markdown-table tr:nth-child(even) {
    background-color: var(--bg-secondary);
}

.markdown-table tr:hover {
    background-color: var(--bg-tertiary);
    transition: background-color 0.15s ease;
}

.code-block {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    margin: 16px 0;
    overflow-x: auto;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    font-size: 13px;
    line-height: 1.5;
}

.code-block code {
    background: none;
    padding: 0;
    border: none;
    font-family: inherit;
    color: var(--text-primary);
}

.inline-code {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    font-size: 0.9em;
    border: 1px solid var(--border-color);
}

/* Apply theme variables */
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    /* Prevent flash of wrong theme */
    transition: none !important;
}

/* Re-enable transitions after theme is loaded */
body.theme-loaded {
    transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out;
}

/* Custom scrollbar for webkit browsers */
::-webkit-scrollbar {
    width: 0px;
    background: transparent;
}

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

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

/* Chat Layout Optimierungen */
#chat-state {
    height: calc(100vh - 50px); /* Noch kompakter */
    display: flex;
    flex-direction: column;
}

#chat-messages {
    flex: 1;
    padding: 0.5rem 1rem 2rem 1rem; /* Bottom-Padding hinzugefügt für besseren Abstand */
    scroll-behavior: smooth;
    overflow-y: auto;
}

/* Fixed Input Area Optimierung */
#fixed-input-area {
    backdrop-filter: blur(8px);
    background-color: transparent;
    padding: 0.25rem 1rem; /* Noch weniger Padding */
    bottom: 4rem; /* Platz für Footer-Status */
}

[data-theme="dark"] #fixed-input-area {
    background-color: transparent;
}

/* Reduzierte Message-Abstände für bessere Raumnutzung */
.chat-message-container {
    margin-bottom: 0.25rem !important; /* Noch kompakter */
}

#chat-messages .chat-message-user {
    margin-bottom: 0.375rem; /* Sehr kompakt */
}

#chat-messages .chat-message-bot {
    margin-bottom: 0.375rem; /* Sehr kompakt */
}

/* Hide scrollbar for Firefox */
#chat-messages {
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* Internet Explorer 10+ */
}

#chat-messages::-webkit-scrollbar {
    width: 0px;
    background: transparent;
}

/* Smooth transitions */
* {
    transition: all 0.2s ease-in-out;
}

/* WhatsApp-style typing animation */
.typing-indicator {
    display: flex;
    align-items: center;
    padding: 0.5rem;
}

.typing-dots {
    display: flex;
    gap: 0.25rem;
}

.typing-dots span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--text-tertiary);
    animation: typing 1.4s infinite ease-in-out;
}

/* Theme-aware chat messages - Höhere Spezifität ohne !important */
#chat-messages .chat-message-user {
    background-color: var(--chat-user-bg);
    color: var(--chat-user-text);
    border: 1px solid var(--chat-user-border);
    padding: 8px 12px; /* Sehr kompakt - wie ChatGPT */
    border-radius: 18px; /* Gerundete Ecken wie ChatGPT */
    max-width: 75%; /* Etwas weniger breit */
    margin-left: auto;
    margin-right: 0;
    margin-bottom: 6px; /* Minimaler Abstand zwischen Nachrichten */
}

#chat-messages .chat-message-bot {
    background-color: var(--chat-bot-bg);
    color: var(--chat-bot-text);
    padding: 8px 12px; /* Sehr kompakt - wie ChatGPT */
    border-radius: 18px; /* Gerundete Ecken wie ChatGPT */
    max-width: 95%; /* Fast volle Breite für Bot-Antworten */
    margin-left: 0;
    margin-right: auto;
    margin-bottom: 6px; /* Minimaler Abstand zwischen Nachrichten */
}

/* Copy button styling */
.copy-button, .tts-button, .tts-download-button {
    background-color: transparent;
    border: none;
    padding: 6px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
}

.copy-button:hover, .tts-button:hover, .tts-download-button:hover:not(:disabled) {
    background-color: var(--bg-tertiary);
}

.copy-button i, .tts-button i, .tts-download-button i {
    color: var(--text-secondary);
    width: 14px;
    height: 14px;
}

.copy-button.copied i {
    color: #336699; /* Blue color for checkmark */
}

.tts-button.speaking i {
    color: #f59e0b; /* Orange color when speaking */
}

/* Ensure TTS button is always clickable when speaking */
.tts-button.speaking {
    cursor: pointer !important;
    pointer-events: auto !important;
    opacity: 1 !important;
}

.tts-button.processing i {
    color: #6b7280; /* Gray color when processing */
    animation: spin 1s linear infinite;
}

/* Ensure TTS button is not clickable when processing */
.tts-button.processing {
    cursor: not-allowed !important;
    pointer-events: none !important;
    opacity: 0.7 !important;
}

.tts-download-button.downloading i {
    color: #f59e0b; /* Orange color when downloading */
    animation: spin 1s linear infinite;
}

.tts-download-button.success i {
    color: #22c55e; /* Green color for success */
}

.tts-download-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* TTS auto-speak active state */
#tts-auto-speak-btn.active {
    background-color: var(--bg-tertiary);
}

#tts-auto-speak-btn.active i {
    color: #336699; /* Blue color when active */
}

/* Message actions container */
.message-actions {
    display: flex;
    justify-content: flex-start;
    gap: 4px;
    gap: 4px;
    margin-top: 8px;
    margin-bottom: 16px;
    opacity: 1;
    transition: opacity 0.2s ease;
}

/* Bot message actions align left, user message actions align right */
.chat-message-bot + .message-actions {
    justify-content: flex-start;
}

.chat-message-user + .message-actions {
    justify-content: flex-end;
}

/* Ensure all chat content is properly aligned - Höhere Spezifität */
#chat-messages {
    text-align: left;
}

#chat-messages > div {
    text-align: left;
    margin-left: 0;
    padding-left: 0;
}

/* Force all text content to be left-aligned */
#chat-messages div,
#chat-messages p,
#chat-messages span {
    text-align: left;
    margin-left: 0;
    padding-left: 0;
}

/* Loading indicator styling */
#chat-messages #loading-indicator {
    width: 100%;
    display: block;
    text-align: left;
    margin-left: 0;
    padding-left: 0;
}

/* Theme-aware utility classes - Höhere Spezifität */
body .theme-bg-primary {
    background-color: var(--bg-primary);
}

body .theme-bg-secondary {
    background-color: var(--bg-secondary);
}

body .theme-bg-tertiary {
    background-color: var(--bg-tertiary);
}

body .theme-text-primary {
    color: var(--text-primary);
}

body .theme-text-secondary {
    color: var(--text-secondary);
}

body .theme-border {
    border-color: var(--border-color);
}

body .theme-input {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-primary);
}

body .theme-shadow {
    box-shadow: 0 1px 3px var(--shadow-light), 0 1px 2px var(--shadow-medium);
}

/* Enhanced Input Container Styling */
.input-container {
    border: 2px solid var(--input-border);
    background-color: var(--input-bg);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

[data-theme="dark"] .input-container {
    border: none;
    box-shadow: none;
}

.input-container:focus-within {
    border-color: var(--input-focus-border);
    box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.1);
}

[data-theme="dark"] .input-container:focus-within {
    border: none;
    box-shadow: none;
}

/* Input Button Hover States */
.input-btn {
    transition: all 0.15s ease;
    border-radius: 0.5rem;
}

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

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

/* Auto-resize textarea */
.auto-resize {
    overflow: hidden;
    resize: none;
    min-height: 24px;
    max-height: 120px;
    line-height: 1.5;
    vertical-align: middle;
}

.typing-dots span:nth-child(1) {
    animation-delay: 0ms;
}

.typing-dots span:nth-child(2) {
    animation-delay: 200ms;
}

.typing-dots span:nth-child(3) {
    animation-delay: 400ms;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-4px);
        opacity: 1;
    }
}

/* Chat message styles */
#chat-messages {
    scroll-behavior: smooth;
}

/* Focus styles */
input:focus,
button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

textarea:focus {
    outline: none;
    box-shadow: none;
}

[data-theme="dark"] input:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] button:focus {
    outline: none;
    box-shadow: none;
}

/* Custom pulse animation for loading */
@keyframes pulse-slow {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulse-slow {
    animation: pulse-slow 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ============================================================================
 * AVA MARKDOWN STYLING - ChatGPT inspiriert
 * ============================================================================ */

/* Base Markdown Container - wird auf Bot-Nachrichten angewendet */
.ava-markdown {
    width: 100%;
    word-break: break-word;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
}

/* Paragraph Styling - ChatGPT-style intelligente Abstände */
.ava-markdown p {
    margin: 0 0 1rem 0;
    line-height: 1.5;
}

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

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

/* Aufeinanderfolgende Paragraphen - wie ChatGPT */
.ava-markdown p + p {
    margin-top: 1rem;
}

/* Überschriften - ChatGPT-style Hierarchie */
.ava-markdown h1,
.ava-markdown h2,
.ava-markdown h3,
.ava-markdown h4,
.ava-markdown h5,
.ava-markdown h6 {
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    margin: 1.5rem 0 0.75rem 0;
}

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

.ava-markdown h1 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.ava-markdown h2 {
    font-size: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-top: 1.8rem;
    margin-bottom: 1rem;
}

.ava-markdown h3 {
    font-size: 1.125rem;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.ava-markdown h4 {
    font-size: 1rem;
    margin-top: 1.2rem;
    margin-bottom: 0.6rem;
}

/* First heading shouldn't have top margin */
.ava-markdown h1:first-child,
.ava-markdown h2:first-child,
.ava-markdown h3:first-child,
.ava-markdown h4:first-child {
    margin-top: 0;
}

/* Überschrift + Paragraph Kombinationen - wie ChatGPT */
.ava-markdown h1 + p,
.ava-markdown h2 + p,
.ava-markdown h3 + p,
.ava-markdown h4 + p {
    margin-top: 0.5rem;
}

/* Listen - ChatGPT-style */
.ava-markdown ul,
.ava-markdown ol {
    margin: 1rem 0;
    padding-left: 1rem; /* Reduziert von 1.5rem auf 1rem */
}

.ava-markdown ul:first-child,
.ava-markdown ol:first-child {
    margin-top: 0;
}

.ava-markdown ul:last-child,
.ava-markdown ol:last-child {
    margin-bottom: 0;
}

.ava-markdown li {
    margin-bottom: 0.25rem;
    line-height: 1.5;
}

.ava-markdown li:last-child {
    margin-bottom: 0;
}

/* Improved list styling for better readability */
.ava-markdown .numbered-list {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
    counter-reset: item;
    list-style: none;
    background-color: rgba(var(--bg-secondary-rgb), 0.3);
    border-radius: 6px;
    padding: 1rem 1.5rem;
}

.ava-markdown .numbered-list .numbered-item {
    display: block;
    margin-bottom: 0.8rem;
    line-height: 1.7;
    padding-left: 0.5rem;
    position: relative;
    counter-increment: item;
}

.ava-markdown .numbered-list .numbered-item::before {
    content: counter(item) ".";
    font-weight: 600;
    color: var(--button-bg);
    position: absolute;
    left: -1.5rem;
    width: 1.2rem;
    text-align: right;
}

.ava-markdown .bullet-list {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
    list-style: none;
    background-color: rgba(var(--bg-secondary-rgb), 0.3);
    border-radius: 6px;
    padding: 1rem 1.5rem;
}

.ava-markdown .bullet-list .bullet-item {
    display: block;
    margin-bottom: 0.6rem;
    line-height: 1.7;
    padding-left: 0.5rem;
    position: relative;
}

.ava-markdown .bullet-list .bullet-item::before {
    content: "•";
    font-weight: 600;
    color: var(--button-bg);
    position: absolute;
    left: -1rem;
}

/* Better paragraph spacing for readability */
.ava-markdown .text-paragraph {
    margin: 1.2rem 0;
    line-height: 1.7;
    text-align: left;
    hyphens: auto;
    max-width: none;
}

.ava-markdown .text-paragraph:first-child {
    margin-top: 0;
}

.ava-markdown .text-paragraph:last-child {
    margin-bottom: 0;
}

/* Special styling for sources sections */
.ava-markdown .sources-section {
    margin: 1.5rem 0;
    padding: 1rem;
    background-color: rgba(var(--bg-secondary-rgb), 0.2);
    border-left: 3px solid var(--button-bg);
    border-radius: 0 6px 6px 0;
}

.ava-markdown .sources-section p {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
}

.ava-markdown .sources-list {
    margin: 0.5rem 0 0 0;
    background-color: transparent;
    padding: 0 1rem;
}

.ava-markdown .sources-list .bullet-item {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
}

.ava-markdown .sources-paragraph {
    margin: 1.5rem 0;
    padding: 0.8rem 1rem;
    background-color: rgba(var(--bg-secondary-rgb), 0.2);
    border-left: 3px solid var(--button-bg);
    border-radius: 0 6px 6px 0;
    font-size: 0.9rem;
}

.ava-markdown .platform-list {
    margin: 0.8rem 0;
    background-color: rgba(var(--button-bg-rgb), 0.05);
    border: 1px solid rgba(var(--button-bg-rgb), 0.1);
}

.ava-markdown .platform-list .bullet-item {
    font-size: 0.9rem;
    color: var(--text-primary);
}

/* Add space between paragraphs and lists */
.ava-markdown .text-paragraph + .numbered-list,
.ava-markdown .text-paragraph + .bullet-list {
    margin-top: 1rem;
}

.ava-markdown .numbered-list + .text-paragraph,
.ava-markdown .bullet-list + .text-paragraph {
    margin-top: 1rem;
}

/* Improved spacing after headings */
.ava-markdown h1 + .text-paragraph,
.ava-markdown h2 + .text-paragraph,
.ava-markdown h3 + .text-paragraph {
    margin-top: 0.75rem;
}

/* Verschachtelte Listen */
.ava-markdown li > ul,
.ava-markdown li > ol {
    margin: 0.25rem 0; /* Reduziert von 0.5rem */
    padding-left: 1rem; /* Konsistente Einrückung */
}

/* Listen nach Überschriften */
.ava-markdown h1 + ul,
.ava-markdown h2 + ul,
.ava-markdown h3 + ul,
.ava-markdown h1 + ol,
.ava-markdown h2 + ol,
.ava-markdown h3 + ol,
.ava-markdown h1 + .numbered-list,
.ava-markdown h2 + .numbered-list,
.ava-markdown h3 + .numbered-list,
.ava-markdown h1 + .bullet-list,
.ava-markdown h2 + .bullet-list,
.ava-markdown h3 + .bullet-list {
    margin-top: 0.5rem;
}

/* Code Blocks - ChatGPT-style */
.ava-markdown pre {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    overflow-x: auto;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    font-size: 13px;
    line-height: 1.4;
}

.ava-markdown pre:first-child {
    margin-top: 0;
}

.ava-markdown pre:last-child {
    margin-bottom: 0;
}

/* Inline Code */
.ava-markdown code:not(pre code) {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.125rem 0.25rem;
    border-radius: 3px;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    font-size: 0.875em;
    border: 1px solid var(--border-color);
}

/* Blockquotes - ChatGPT-style */
.ava-markdown blockquote {
    border-left: 3px solid var(--border-color);
    padding-left: 1rem;
    margin: 1rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

.ava-markdown blockquote:first-child {
    margin-top: 0;
}

.ava-markdown blockquote:last-child {
    margin-bottom: 0;
}

.ava-markdown blockquote p {
    margin: 0.5rem 0;
}

/* Horizontale Trennlinien */
.ava-markdown hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 1.5rem 0;
    opacity: 0.6;
}

/* Links */
.ava-markdown a {
    color: var(--button-bg);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}

.ava-markdown a:hover {
    border-bottom-color: var(--button-bg);
}

/* Strong/Bold */
.ava-markdown strong {
    font-weight: 600;
    color: var(--text-primary);
}

/* Emphasis/Italic */
.ava-markdown em {
    font-style: italic;
    color: var(--text-primary);
}

/* Auto-Spacing für Text ohne semantische Struktur - Fallback */
#chat-messages .chat-message-bot:not(.ava-markdown) p:not(:last-child) {
    margin-bottom: 1rem;
}

#chat-messages .chat-message-bot:not(.ava-markdown) ul,
#chat-messages .chat-message-bot:not(.ava-markdown) ol {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

#chat-messages .chat-message-bot:not(.ava-markdown) li {
    margin-bottom: 0.5rem;
}

/* ============================================================================
 * CHATGPT-INSPIRED ENHANCEMENTS - Technische Verbesserungen
 * ============================================================================ */

/* 1. Intelligente Spacing-Variablen - Dynamische Abstände */
:root {
    --ava-spacing-xs: 0.25rem;
    --ava-spacing-sm: 0.5rem;
    --ava-spacing-md: 1rem;
    --ava-spacing-lg: 1.5rem;
    --ava-content-width: min(100%, 65ch);
}

/* 2. Smooth Content-Einblendung - Neue Absätze erscheinen sanft */
@keyframes ava-content-reveal {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ava-markdown.ava-streaming p:last-child,
.ava-markdown.ava-streaming li:last-child,
.ava-markdown.ava-streaming pre:last-child {
    animation: ava-content-reveal 0.3s ease-out;
}

/* 3. Better Code Block Styling - ChatGPT's raffinierte Pre/Code-Behandlung */
.ava-markdown pre:has(> code) {
    font-size: 1rem;
    line-height: 1.4;
    padding: calc(0.5rem + 4px);
    position: relative;
}

.ava-markdown pre code {
    display: block;
    padding: 0;
    background: none;
    border: none;
    font-family: inherit;
    white-space: pre-wrap;
    word-break: break-word;
}

/* 4. Hover-Micro-Interactions - Subtile Hover-Effekte */
.ava-markdown a {
    transition: all 0.15s ease;
}

.ava-markdown a:hover {
    transform: translateY(-0.5px);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.ava-markdown code:not(pre code):hover {
    background-color: var(--bg-tertiary);
    transform: scale(1.02);
    transition: all 0.15s ease;
}

.ava-markdown blockquote:hover {
    border-left-color: var(--button-bg);
    transition: border-left-color 0.2s ease;
}

/* Moderne CSS-Selektoren für bessere Performance */
.ava-markdown :is(h1, h2, h3, h4, h5, h6) + p {
    margin-top: var(--ava-spacing-sm);
}

.ava-markdown :is(ul, ol) + :is(h1, h2, h3, h4, h5, h6) {
    margin-top: var(--ava-spacing-lg);
}

/* ============================================================================
 * CITATION BUBBLES - ChatGPT-style Source References
 * ============================================================================ */

/* Citation Bubble Container */
.ava-citation {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: 0.25rem;
    vertical-align: baseline;
}

/* Citation Bubble Styling */
.ava-citation-bubble {
    display: inline-flex;
    align-items: center;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    white-space: nowrap;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Hover Effects */
.ava-citation-bubble:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--button-bg);
    color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .ava-citation-bubble:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Citation Tooltip */
.ava-citation-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 8px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    white-space: nowrap;
    font-size: 0.875rem;
    color: var(--text-primary);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 1000;
    min-width: 200px;
    max-width: 300px;
    white-space: normal;
    line-height: 1.4;
}

[data-theme="dark"] .ava-citation-tooltip {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* Show tooltip on hover */
.ava-citation-bubble:hover .ava-citation-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Tooltip Arrow */
.ava-citation-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: var(--bg-primary);
}

/* Different Citation Types */
.ava-citation-bubble.web {
    background-color: #f0f9ff;
    border-color: #0ea5e9;
    color: #0ea5e9;
}

[data-theme="dark"] .ava-citation-bubble.web {
    background-color: rgba(14, 165, 233, 0.1);
    border-color: #0ea5e9;
    color: #38bdf8;
}

.ava-citation-bubble.document {
    background-color: #fef3f2;
    border-color: #ef4444;
    color: #ef4444;
}

[data-theme="dark"] .ava-citation-bubble.document {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: #ef4444;
    color: #f87171;
}

.ava-citation-bubble.reference {
    background-color: #f0f4f8;
    border-color: #336699;
    color: #336699;
}

[data-theme="dark"] .ava-citation-bubble.reference {
    background-color: rgba(51, 102, 153, 0.1);
    border-color: #336699;
    color: #5b9bd5;
}

/* Citation Number Badge */
.ava-citation-number {
    background-color: var(--button-bg);
    color: white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    font-weight: 600;
    margin-right: 0.25rem;
    flex-shrink: 0;
}

/* Multiple Citations Container */
.ava-citations-group {
    display: inline-flex;
    gap: 0.25rem;
    margin-left: 0.25rem;
    flex-wrap: wrap;
}

/* Responsive Citations */
@media (max-width: 768px) {
    .ava-citation-bubble {
        max-width: 80px;
        font-size: 0.7rem;
        padding: 0.1rem 0.4rem;
    }
    
    .ava-citation-tooltip {
        min-width: 150px;
        max-width: 250px;
        font-size: 0.8rem;
    }
}

/* Emoji-Support für Überschriften (deprecated - wird durch .ava-markdown ersetzt) */

.prose code {
    background-color: #f1f5f9;
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 0.8125rem; /* 13px - ChatGPT style */
}

.prose pre {
    background-color: #1e293b;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 0.5rem;
    overflow-x: auto;
}

/* ChatGPT-style typography */
.chat-message {
    font-size: 0.875rem; /* 14px - ChatGPT standard */
    line-height: 1.5;
}

.input-container textarea::placeholder {
    font-size: 0.875rem; /* 14px */
}

.sidebar-button-text {
    font-size: 0.875rem; /* 14px */
}

/* Button hover effects */
button:hover {
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

/* Status indicator pulse */
#status-indicator.online {
    animation: pulse-slow 2s infinite;
}

/* Enhanced status indicator with pulse for connected state */
.pulse-slow {
    animation: pulse-slow 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

#status-indicator {
    transition: all 0.3s ease;
}

/* Responsive improvements */
@media (max-width: 768px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .flex.space-x-3 {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .flex.space-x-3 > * {
        width: 100%;
    }
}

/* Dark mode support (future enhancement) */
@media (prefers-color-scheme: dark) {
    /* Dark mode styles could be added here */
}

/* ChatGPT-style input and button improvements - Höhere Spezifität */
form #prompt-input,
form #prompt-input-fixed {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.5;
    transition: box-shadow 0.2s ease-in-out;
    border: none;
}

[data-theme="dark"] form #prompt-input,
[data-theme="dark"] form #prompt-input-fixed {
    border: none;
}

form #prompt-input:focus,
form #prompt-input-fixed:focus {
    border: none;
    box-shadow: none;
}

form #submit-btn,
form #submit-btn-fixed {
    transition: all 0.2s ease-in-out;
}

form #submit-btn:hover,
form #submit-btn-fixed:hover {
    transform: scale(1.05);
}

form #submit-btn:disabled,
form #submit-btn-fixed:disabled {
    background-color: var(--button-disabled-bg);
    cursor: not-allowed;
    transform: none;
}

/* ChatGPT-style message bubbles - Höhere Spezifität ohne !important */
#chat-messages .chat-message-user {
    background-color: var(--chat-user-bg);
    color: var(--chat-user-text);
    border-radius: 18px;
    margin-left: auto;
    margin-right: 0;
    max-width: 75%; /* Etwas weniger breit für User */
    padding: 12px 16px; /* Weniger Padding - wie ChatGPT */
}

#chat-messages .chat-message-bot {
    background-color: var(--chat-bot-bg);
    color: var(--chat-bot-text);
    border-radius: 18px;
    margin-left: 0;
    margin-right: auto;
    max-width: 95%; /* Fast volle Breite für Bot-Antworten */
    padding: 12px 16px; /* Weniger Padding - wie ChatGPT */
}

/* Theme-aware classes */
.theme-bg-primary {
    background-color: var(--bg-primary) !important;
}

.theme-bg-secondary {
    background-color: var(--bg-secondary) !important;
}

.theme-bg-tertiary {
    background-color: var(--bg-tertiary) !important;
}

.theme-text-primary {
    color: var(--text-primary) !important;
}

.theme-text-secondary {
    color: var(--text-secondary) !important;
}

.theme-border {
    border-color: var(--border-color) !important;
}

.theme-input {
    background-color: var(--input-bg) !important;
    color: var(--text-primary) !important;
    border-color: var(--input-border) !important;
}

/* Smooth hover effects for buttons */
button {
    transition: all 0.2s ease-in-out;
}

/* Header logo color - Höhere Spezifität */
.header .header-logo {
    background-color: var(--button-bg);
}

/* Animation for response area */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

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

/* Sidebar Styling */
#sidebar {
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
}

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

[data-theme="dark"] #sidebar {
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
}

/* Sidebar Overlay Styling */
#sidebar-overlay {
    transition: opacity 0.3s ease-in-out;
    opacity: 0;
    visibility: hidden;
}

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

/* Main content adjustment when sidebar is open */
#main-content {
    transition: margin-left 0.3s ease-in-out;
}

/* Footer Status Styling */
footer {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

footer .theme-bg-secondary {
    background-color: rgba(var(--bg-secondary-rgb), 0.8);
    border: 1px solid var(--border-color);
}

[data-theme="light"] {
    --bg-secondary-rgb: 249, 249, 249;
}

[data-theme="dark"] {
    --bg-secondary-rgb: 47, 47, 47;
}

/* Model Switcher Styles */
#model-dropdown {
    backdrop-filter: blur(20px);
    box-shadow: 0 10px 25px var(--shadow-medium);
}

#model-dropdown .space-y-1 > div:hover {
    background-color: var(--bg-tertiary);
}

.model-item-selected {
    background-color: var(--bg-tertiary) !important;
    position: relative;
}

/* Model change notification */
.model-notification {
    animation: slideInRight 0.3s ease-out;
}

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

body[data-theme="auto"] header, 
body[data-theme="light"] header {
    background: rgba(var(--color-background-primary-rgb), 0.8);
}

body[data-theme="dark"] header {
    background: rgba(var(--color-background-primary-rgb), 0.8);
}

/* Top Navigation Adjustments */
.top-nav {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.8);
}

[data-theme="dark"] .top-nav {
    background-color: rgba(33, 33, 33, 0.8);
}

#main-content.sidebar-open {
    margin-left: 16rem; /* 256px */
}

/* Hide sidebar toggle when sidebar is open */
#sidebar-toggle {
    transition: opacity 0.3s ease-in-out;
}

body.sidebar-open #sidebar-toggle {
    opacity: 0;
    pointer-events: none;
}

/* Responsive sidebar behavior */
@media (max-width: 768px) {
    #sidebar {
        width: 80%;
        max-width: 280px;
    }
    
    #main-content.sidebar-open {
        margin-left: 0;
    }
}

/* File Upload Styles */
.drag-over {
    border-color: #3b82f6 !important;
    background-color: rgba(59, 130, 246, 0.1) !important;
}

#file-upload-overlay,
#file-upload-overlay-fixed {
    transition: all 0.2s ease-in-out;
}

.file-preview-item {
    transition: all 0.2s ease-in-out;
}

.file-preview-item:hover {
    background-color: var(--bg-tertiary);
}

.file-icon {
    flex-shrink: 0;
}

/* File type specific colors */
.file-icon[data-type*="image"] {
    color: #336699;
}

.file-icon[data-type*="pdf"] {
    color: #ef4444;
}

.file-icon[data-type*="text"] {
    color: #6366f1;
}

.file-icon[data-type*="word"] {
    color: #2563eb;
}

/* File upload button styling */
#file-upload-btn,
#file-upload-btn-fixed {
    transition: all 0.2s ease-in-out;
}

#file-upload-btn:hover,
#file-upload-btn-fixed:hover {
    transform: scale(1.05);
}

/* TTS Settings Modal Styles */
.voice-btn {
    transition: all 0.2s ease-in-out;
    position: relative;
}

.voice-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.voice-btn.selected-voice {
    background-color: var(--button-bg);
    border-color: var(--button-bg);
    color: white;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.voice-btn.selected-voice .theme-text-primary,
.voice-btn.selected-voice .theme-text-secondary {
    color: white !important;
}

.voice-btn.selected-voice i {
    color: white !important;
}

/* TTS Auto-speak toggle slider */
#tts-auto-speak-slider {
    transition: all 0.3s ease-in-out;
}

#tts-auto-speak-slider.active {
    transform: translateX(24px);
    background-color: var(--button-bg);
}

/* TTS Settings Button Icon Animation */
#tts-settings-btn {
    position: relative;
}

#tts-settings-btn.text-green-600 {
    background-color: rgba(51, 102, 153, 0.1);
    border: 1px solid rgba(51, 102, 153, 0.2);
}

#tts-settings-btn:hover i {
    transform: scale(1.1);
    transition: transform 0.2s ease-in-out;
}

/* Modal Animation */
#tts-settings-modal {
    animation: fadeIn 0.2s ease-in-out;
}

#tts-settings-modal > div {
    animation: slideUp 0.2s ease-in-out;
}

/* Test button loading state */
#test-voice-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

/* Voice Options Modal Styles */
.voice-tab.active {
    background-color: rgb(59 130 246 / 0.1);
    border-color: rgb(59 130 246);
    color: rgb(59 130 246);
}

.voice-section {
    display: block;
}

.voice-section.hidden {
    display: none;
}

/* Toggle switch styles for voice options */
#voice-auto-speak-slider.active {
    background-color: rgb(34 197 94);
    transform: translateX(24px);
}

#voice-auto-speak-toggle:hover #voice-auto-speak-slider {
    background-color: #f3f4f6;
}

#voice-auto-speak-toggle:hover #voice-auto-speak-slider.active {
    background-color: rgb(34 197 94);
}

/* Custom voice item hover effects */
.custom-voice-item:hover {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* ============================================
   Speech-to-Text (STT) Button & UI Styles
   ============================================ */

/* Mikrofon-Button Styling (ChatGPT-ähnlich) */
.mic-button {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-right: 8px;
    position: relative;
}

.mic-button:hover {
    background: var(--bg-tertiary);
    border-color: var(--text-tertiary);
    color: var(--text-primary);
}

/* Aufnahme-Status (rote Farbe) */
.mic-button.recording {
    background: #ef4444;
    border-color: #dc2626;
    color: white;
    animation: pulse-recording 1.5s ease-in-out infinite;
}

.mic-button.recording:hover {
    background: #dc2626;
}

/* Processing-Status (blaue Farbe mit Spinner) */
.mic-button.processing {
    background: #3b82f6;
    border-color: #2563eb;
    color: white;
    cursor: wait;
}

.mic-button.processing:hover {
    background: #3b82f6;
}

/* Aufnahme-Indikator Overlay */
.recording-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    z-index: 10000;
    min-width: 300px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.recording-indicator.hidden {
    display: none;
}

.recording-animation {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 16px;
}

.recording-dot {
    width: 12px;
    height: 12px;
    background: #ef4444;
    border-radius: 50%;
    margin-bottom: 8px;
    animation: pulse-recording 1s ease-in-out infinite;
}

.recording-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.recording-duration {
    font-size: 14px;
    color: var(--text-secondary);
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
}

.recording-controls {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.cancel-btn, .stop-btn {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid;
}

.cancel-btn {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.cancel-btn:hover {
    background: #fee2e2;
    color: #dc2626;
    border-color: #fca5a5;
}

.stop-btn {
    background: #3b82f6;
    color: white;
    border-color: #2563eb;
}

.stop-btn:hover {
    background: #2563eb;
    border-color: #1d4ed8;
}

/* Spinner für Processing-Status */
.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Pulse-Animation für Aufnahme */
@keyframes pulse-recording {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

/* 🎵 Frequency Visualization (ChatGPT-Style) */
.frequency-bar {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    animation: slideInFromTop 0.3s ease-out;
}

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

#frequency-canvas {
    flex: 1;
    height: 40px;
    border-radius: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.recording-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.stop-recording-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #ef4444;
    border: none;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.stop-recording-btn:hover {
    background: #dc2626;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.recording-timer {
    font-family: ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Monaco, Consolas, monospace;
    font-size: 14px;
    font-weight: 600;
    color: #ef4444;
    min-width: 40px;
    text-align: center;
}

@keyframes slideInFromTop {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Toast-Notifications für STT-Feedback */
.notification {
    animation: slideInFromRight 0.3s ease-out;
}

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

/* Dark Mode Anpassungen für STT */
[data-theme="dark"] .mic-button {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

[data-theme="dark"] .mic-button:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

[data-theme="dark"] .recording-indicator {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .frequency-bar {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] #frequency-canvas {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

/* Responsive Design für STT */
@media (max-width: 640px) {
    .recording-indicator {
        min-width: 280px;
        padding: 20px;
    }
    
    .mic-button {
        width: 36px;
        height: 36px;
    }
}

/* ChatGPT-Style Audio Visualizer */
.audio-visualizer {
    transition: all 0.3s ease;
    animation: slideInDown 0.3s ease-out;
}

.waveform-container {
    position: relative;
    overflow: hidden;
}

.waveform-bar {
    transition: all 0.1s ease;
    border-radius: 1px;
}

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

.recording-pulse {
    animation: pulse-blue 1.5s infinite;
}

@keyframes pulse-blue {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

#frequency-canvas:hover,
#frequency-canvas-fixed:hover {
    border-color: rgba(239, 68, 68, 0.6);
}

.transcript-live {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(239, 68, 68, 0.2);
    transition: all 0.3s ease;
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
}

[data-theme="dark"] .transcript-live {
    background: rgba(31, 41, 55, 0.95);
    border-color: rgba(239, 68, 68, 0.3);
}

/* Voice Input Button Animation */
.voice-input-btn {
    transition: all 0.2s ease;
}

.voice-input-btn:hover {
    transform: scale(1.05);
}

.voice-input-btn.recording {
    background-color: #ef4444 !important;
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.4);
    animation: pulse-button 2s infinite;
}

@keyframes pulse-button {
    0%, 100% {
        box-shadow: 0 0 20px rgba(239, 68, 68, 0.4);
    }
    50% {
        box-shadow: 0 0 30px rgba(239, 68, 68, 0.7);
    }
}