/* HyndSyte AI - Styles */

:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --bg-hover: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --border-color: #333333;
    --accent: #6366f1;
    --accent-hover: #5558e3;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --user-msg-bg: #2563eb;
    --assistant-msg-bg: #1e1e1e;
    --sidebar-width: 280px;
    --header-height: 60px;
    --input-height: 120px;
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e5e5e5;
    --bg-hover: #d5d5d5;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border-color: #e0e0e0;
    --assistant-msg-bg: #f0f0f0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height for mobile browsers */
    overflow: hidden;
    overflow-x: hidden;
    padding-top: env(safe-area-inset-top);
}

/* Layout */
.app-container {
    display: flex;
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height for mobile browsers */
    height: calc(100dvh - env(safe-area-inset-top));
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: width 0.2s ease;
    min-height: 0;
}

.sidebar.collapsed {
    width: 60px;
}

.sidebar.collapsed .sidebar-title,
.sidebar.collapsed .sidebar-text,
.sidebar.collapsed .section-text,
.sidebar.collapsed .projects-list,
.sidebar.collapsed .conversations-list,
.sidebar.collapsed .projects-header > svg:last-child,
.sidebar.collapsed #projectsSearch,
.sidebar.collapsed #chatHistorySearch,
.sidebar.collapsed .new-project-btn,
.sidebar.collapsed .user-info,
.sidebar.collapsed .user-menu > svg:last-child {
    display: none !important;
}

.sidebar.collapsed .sidebar-footer-item {
    justify-content: center;
    padding: 12px !important;
    border-bottom: none !important;
    margin-bottom: 4px !important;
    width: 100%;
    box-sizing: border-box;
}

.sidebar-footer-item {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 6px;
    transition: background 0.2s;
}

.sidebar-footer-item:hover {
    background: var(--bg-hover);
}

.sidebar.collapsed .footer-icon {
    margin: 0;
}

.sidebar.collapsed .sidebar-header {
    padding: 12px;
}

.sidebar.collapsed .sidebar-header > div:first-child {
    justify-content: center;
    margin-bottom: 8px;
}

.sidebar.collapsed .new-chat-btn {
    width: 36px;
    height: 36px;
    padding: 0;
    justify-content: center;
}

.sidebar.collapsed .projects-section {
    padding: 0;
    border-bottom: none;
}

.sidebar.collapsed .projects-header {
    justify-content: center;
    padding: 12px;
    cursor: pointer;
}

.sidebar.collapsed .section-icon {
    margin: 0;
}

.sidebar.collapsed .sidebar-footer {
    margin-top: auto;
}

.sidebar.collapsed .user-menu {
    justify-content: center;
    padding: 8px;
}

.sidebar.collapsed .user-avatar {
    margin: 0;
    width: 28px;
    height: 28px;
    font-size: 12px;
}

/* Section icons styling */
.section-icon {
    flex-shrink: 0;
}

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

.section-text {
    flex: 1;
}

.sidebar-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header h1 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.new-chat-btn {
    width: 100%;
    padding: 10px 16px;
    background: white;
    color: black;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background 0.2s;
}

.new-chat-btn:hover {
    background: #f5f5f5;
}

.conversations-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    min-height: 0;
    max-height: 100%;
}

/* Ensure scrolling works properly */
.conversations-list::-webkit-scrollbar {
    width: 6px;
}

.conversations-list::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.conversations-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.conversations-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.conversation-item {
    padding: 12px;
    border-radius: 8px;
    cursor: pointer;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.2s;
}

.conversation-item:hover {
    background: var(--bg-hover);
}

.conversation-item.active {
    background: var(--bg-tertiary);
}

.conversation-title {
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}

.conversation-actions {
    display: none;
    gap: 4px;
}

.conversation-item:hover .conversation-actions {
    display: flex;
}

.conversation-actions button {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
}

.conversation-actions button:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Sidebar Search */
.sidebar-search {
    padding: 0 12px 12px;
}

.search-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 13px;
}

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

.search-input::placeholder {
    color: var(--text-muted);
}

/* Projects Section */
.projects-section {
    padding: 0 12px 12px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 8px;
    flex: none;
}

.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.projects-header:hover {
    color: var(--text-primary);
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 8px;
}

.project-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-secondary);
    transition: all 0.15s;
}

.project-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.project-item.active {
    background: var(--accent);
    color: white;
}

.project-item svg {
    flex-shrink: 0;
}

.project-item .project-delete-btn {
    display: none;
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.15s;
}

.project-item:hover .project-delete-btn {
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-item .project-delete-btn:hover {
    color: var(--error);
    background: rgba(239, 68, 68, 0.1);
}

.project-item.active .project-delete-btn {
    color: rgba(255, 255, 255, 0.7);
}

.project-item.active .project-delete-btn:hover {
    color: white;
    background: rgba(255, 255, 255, 0.2);
}

.new-project-btn {
    width: 100%;
    padding: 8px;
    background: transparent;
    border: 1px dashed var(--border-color);
    border-radius: 6px;
    color: var(--text-muted);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
}

.new-project-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 12px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
    flex-shrink: 0;
    margin-top: auto;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
}

.user-menu:hover {
    background: var(--bg-hover);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
}

.user-info {
    flex: 1;
    overflow: hidden;
}

.user-name {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

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

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

/* Chat Header */
.chat-header {
    height: var(--header-height);
    padding: 0 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.chat-title {
    font-size: 16px;
    font-weight: 500;
}

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

.header-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}

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

/* Chat View */
.chat-view {
    display: none;
    flex: 1;
    flex-direction: column;
    min-height: 0;
}

.chat-view.active {
    display: flex;
}

/* Messages Area */
.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    min-height: 0;
}

/* Ensure scrolling works properly */
.messages-container::-webkit-scrollbar {
    width: 8px;
}

.messages-container::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

.messages-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.messages-list {
    max-width: 800px;
    margin: 0 auto;
}

.message {
    margin-bottom: 24px;
    display: flex;
    gap: 16px;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
}

.message.user .message-avatar {
    background: var(--user-msg-bg);
}

.message.assistant .message-avatar {
    background: var(--bg-tertiary);
}

.message-content {
    flex: 1;
    min-width: 0;
}

.message-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.message-role {
    font-weight: 600;
    font-size: 14px;
}

.message-time {
    font-size: 12px;
    color: var(--text-muted);
}

.message-model {
    font-size: 11px;
    color: var(--accent);
    background: rgba(99, 102, 241, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 500;
}

.tools-badge {
    font-size: 11px;
    color: var(--text-secondary);
}

.message-text {
    font-size: 15px;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
}

.message-text code {
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
}

.message-text pre {
    background: var(--bg-tertiary);
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 12px 0;
}

.message-text pre code {
    background: none;
    padding: 0;
}

/* Welcome Screen */
.welcome-screen {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    text-align: center;
}

.welcome-screen h2 {
    font-size: 28px;
    margin-bottom: 12px;
}

.welcome-screen p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 500px;
}

.suggestions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    max-width: 600px;
}

.suggestion-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s;
}

.suggestion-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

.suggestion-card h4 {
    font-size: 14px;
    margin-bottom: 4px;
}

.suggestion-card p {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
}

/* Input Area */
.input-container {
    padding: 20px;
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.input-wrapper {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.message-input {
    width: 100%;
    min-height: 56px;
    max-height: 200px;
    padding: 16px 60px 16px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 15px;
    resize: none;
    outline: none;
    font-family: inherit;
    line-height: 1.5;
}

.message-input:focus {
    border-color: var(--accent);
}

.message-input::placeholder {
    color: var(--text-muted);
}

.send-btn {
    position: absolute;
    right: 12px;
    bottom: 12px;
    width: 36px;
    height: 36px;
    background: var(--accent);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.send-btn:hover {
    background: var(--accent-hover);
}

.send-btn:disabled {
    background: var(--bg-tertiary);
    cursor: not-allowed;
}

#collabSendBtn {
    right: 12px;
}

#sendBtn[hidden], #collabSendBtn[hidden], #voiceBtn[hidden] {
    display: none !important;
}

/* Voice Button */
.voice-btn {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    border-color: #8b5cf6;
}

.voice-btn:hover {
    background: linear-gradient(135deg, #7c3aed, #5558e3);
}

.voice-btn.listening {
    animation: voice-pulse 1.5s ease-in-out infinite;
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

@keyframes voice-pulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.4); }
    50% { transform: scale(1.05); box-shadow: 0 0 0 10px rgba(139, 92, 246, 0); }
}

/* Voice Mode Input */
.message-input.voice-mode {
    font-weight: 700;
    color: #ffffff;
    text-align: center;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    border-color: #8b5cf6;
}

.message-input.voice-mode::placeholder {
    color: #ffffff;
    font-weight: 700;
    opacity: 1;
}

/* Mobile-specific voice mode placeholder styling */
@media (max-width: 768px) {
    .message-input.voice-mode::placeholder {
        font-size: 12px !important;
    }
}

/* Translation Mode Input */
.message-input.translate-mode {
    border-color: #e57373;
}

.message-input.translate-mode::placeholder {
    color: #e57373;
    opacity: 1;
}

/* Voice Transcription Indicator */
.voice-transcription {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    margin-bottom: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}

.voice-transcription .listening-indicator {
    display: flex;
    gap: 2px;
}

.voice-transcription .listening-indicator span {
    width: 3px;
    height: 12px;
    background: #8b5cf6;
    border-radius: 2px;
    animation: voice-bar 0.8s ease-in-out infinite;
}

.voice-transcription .listening-indicator span:nth-child(2) { animation-delay: 0.1s; }
.voice-transcription .listening-indicator span:nth-child(3) { animation-delay: 0.2s; }
.voice-transcription .listening-indicator span:nth-child(4) { animation-delay: 0.3s; }

@keyframes voice-bar {
    0%, 100% { height: 4px; }
    50% { height: 16px; }
}

.input-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-muted);
}

.provider-select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
}

/* Model Selector */
.model-selector {
    display: flex;
    gap: 8px;
    align-items: center;
}

.model-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

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

.model-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.model-btn[data-is-model2020="true"].active {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    border-color: #8b5cf6;
}

/* Think Longer spinner */
.thinking-spinner {
    display: inline-block;
    width: 10px;
    height: 10px;
    border: 2px solid var(--accent);
    border-top-color: transparent;
    border-radius: 50%;
    animation: thinking-spin 0.8s linear infinite;
    vertical-align: middle;
    margin-right: 4px;
}

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

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

.model-more-btn {
    background: transparent;
    border: 1px dashed var(--border-color);
}

.model-more-btn:hover {
    border-style: solid;
}

/* Plugin Toggle Buttons */
.plugin-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-muted);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.plugin-toggle:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--text-muted);
}

.plugin-toggle.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.plugin-toggle.active:hover {
    background: var(--accent-hover);
}

.plugin-toggle-mini {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.plugin-toggle-mini:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--text-muted);
}

.plugin-toggle-mini.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.plugin-toggle-mini.active:hover {
    background: var(--accent-hover);
}

.plugin-tooltip {
    position: absolute;
    left: 44px;
    top: 0;
    width: 220px;
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    z-index: 100;
    animation: tooltipFadeIn 0.15s ease-out;
}

@keyframes tooltipFadeIn {
    from { opacity: 0; transform: translateX(-8px); }
    to { opacity: 1; transform: translateX(0); }
}

.plugin-tooltip h4 {
    margin: 0 0 6px 0;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.plugin-tooltip p {
    margin: 0;
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.plugin-tooltip .tooltip-status {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
    font-size: 11px;
    font-weight: 500;
}

.plugin-tooltip .tooltip-status.on {
    color: #22c55e;
}

.plugin-tooltip .tooltip-status.off {
    color: var(--text-muted);
}

/* Model Picker Modal */
.model-picker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    padding: 20px;
}

.model-provider-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.model-provider-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
}

.model-provider-header .provider-icon {
    font-size: 20px;
}

.model-list {
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.model-group-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 8px;
    margin-bottom: 4px;
    padding-left: 4px;
}

.model-group-label:first-child {
    margin-top: 0;
}

.model-option {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
    width: 100%;
}

.model-option:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .model-selector {
        flex-wrap: wrap;
        gap: 6px;
    }
    
    .model-btn {
        padding: 5px 10px;
        font-size: 11px;
    }
    
    .model-picker-grid {
        grid-template-columns: 1fr;
        padding: 12px;
    }
}

/* Auth Pages */
.auth-container {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    padding-top: calc(20px + env(safe-area-inset-top));
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
}

.auth-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

.auth-card h1 {
    font-size: 24px;
    margin-bottom: 8px;
    text-align: center;
}

.auth-card .subtitle {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 15px;
    outline: none;
}

.form-group input:focus {
    border-color: var(--accent);
}

.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
    outline: none;
    resize: vertical;
    min-height: 100px;
}

.form-group textarea:focus {
    border-color: var(--accent);
}

.form-group small {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-muted);
}

/* Toggle Items */
.toggle-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    background: var(--bg-primary);
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    transition: background 0.15s;
}

.toggle-item:hover {
    background: var(--bg-hover);
}

.toggle-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
    cursor: pointer;
}

/* Behavior Slider */
.behavior-slider-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
}

.behavior-label {
    font-size: 12px;
    color: var(--text-muted);
    min-width: 80px;
}

.behavior-label:last-child {
    text-align: right;
}

.behavior-slider {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: linear-gradient(to right, #3b82f6, #8b5cf6, #a855f7, #ec4899, #ef4444);
    border-radius: 3px;
    outline: none;
}

.behavior-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: white;
    border: 2px solid var(--accent);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.behavior-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: white;
    border: 2px solid var(--accent);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.behavior-value {
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 8px;
    font-weight: 500;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: white;
    width: 100%;
}

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

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

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

.test-filter-btn.active {
    background: var(--accent-color);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--accent);
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Modals */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    font-size: 24px;
    line-height: 1;
}

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

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Full Page Settings for Super Admin */
.modal-overlay.full-page {
    background: var(--bg-primary);
}

.modal-overlay.full-page .modal {
    width: 100%;
    max-width: 100%;
    height: 100%;
    max-height: 100%;
    border-radius: 0;
    border: none;
}

.modal-overlay.full-page .modal-header {
    padding: 16px 32px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.modal-overlay.full-page .modal-body {
    padding: 32px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.modal-overlay.full-page .settings-tabs {
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
}

.modal-overlay.full-page .settings-tab {
    padding: 10px 20px;
    font-size: 14px;
}

/* Settings Tabs */
.settings-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.settings-tab {
    padding: 8px 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    font-size: 14px;
}

.settings-tab:hover {
    background: var(--bg-hover);
}

.settings-tab.active {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.settings-section {
    display: none;
}

.settings-section.active {
    display: block;
}

.settings-section h3 {
    font-size: 16px;
    margin-bottom: 16px;
}

/* User List */
.user-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.user-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    background: var(--bg-tertiary);
    border-radius: 8px;
}

.user-item-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-item-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.user-item-details h4 {
    font-size: 14px;
    margin-bottom: 2px;
}

.user-item-details p {
    font-size: 12px;
    color: var(--text-secondary);
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
}

.badge-admin {
    background: var(--accent);
    color: white;
}

.badge-user {
    background: var(--bg-hover);
    color: var(--text-secondary);
}

.badge-child {
    background: var(--warning);
    color: black;
}

/* Loading */
.loading {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.loading-dots {
    display: flex;
    gap: 4px;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    background: var(--text-secondary);
    border-radius: 50%;
    animation: bounce 1.4s infinite ease-in-out both;
}

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

@keyframes bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
}

.mobile-menu-btn:hover {
    background: var(--bg-hover);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        position: fixed !important;
        left: -280px !important;
        top: 0 !important;
        height: 100% !important;
        z-index: 1001 !important;
        transition: left 0.3s ease !important;
        width: var(--sidebar-width) !important;
        display: flex !important;
        flex-direction: column !important;
    }
    
    /* Force sidebar to be visible when open */
    .sidebar.open {
        left: 0 !important;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3) !important;
        display: flex !important;
        visibility: visible !important;
    }
    
    /* On mobile, never show collapsed state - always full sidebar */
    .sidebar.collapsed {
        width: var(--sidebar-width) !important;
    }
    
    .sidebar.collapsed .sidebar-title,
    .sidebar.collapsed .sidebar-text,
    .sidebar.collapsed .section-text,
    .sidebar.collapsed .projects-list,
    .sidebar.collapsed .conversations-list,
    .sidebar.collapsed .projects-header > svg:last-child,
    .sidebar.collapsed #projectsSearch,
    .sidebar.collapsed #chatHistorySearch,
    .sidebar.collapsed .new-project-btn,
    .sidebar.collapsed .user-info,
    .sidebar.collapsed .user-menu > svg:last-child {
        display: unset !important;
    }
    
    .sidebar.collapsed .projects-list,
    .sidebar.collapsed .conversations-list {
        display: flex !important;
        flex-direction: column;
    }
    
        
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1000;
        display: none;
    }
    
    .sidebar-overlay.active {
        display: block;
    }
    
    .mobile-menu-btn {
        display: flex !important;
    }
    
    .mobile-only {
        display: flex !important;
    }
    
    .chat-title {
        font-size: 12px !important;
    }
    
    .suggestions {
        grid-template-columns: 1fr;
    }
    
    .modal {
        width: 95%;
        max-height: 90dvh;
    }
    
    /* Hide project side panel on mobile - use modal instead */
    #projectSidePanel {
        display: none !important;
    }
    
    /* Project sub-header adjustments for mobile */
    #projectSubHeader {
        flex-wrap: wrap;
        gap: 8px;
        padding: 8px 12px;
    }
    
    #projectSubHeader > div {
        width: 100%;
        justify-content: center;
    }
    
    #projectSubHeader button {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .desktop-only {
        display: none !important;
    }
    
    /* Disable conversation action buttons on mobile to prevent accidental touches */
    .conversation-actions {
        display: none !important;
        pointer-events: none !important;
    }
    
    .conversation-actions button {
        pointer-events: none !important;
        visibility: hidden !important;
    }
    
    /* Disable project delete buttons on mobile */
    .project-delete-btn {
        display: none !important;
        pointer-events: none !important;
    }
    
    /* Disable notification delete buttons on mobile */
    .notification-item button[onclick*="deleteNotification"] {
        display: none !important;
        pointer-events: none !important;
    }
    
    /* Disable project file remove buttons on mobile */
    .project-file-icon button {
        display: none !important;
        pointer-events: none !important;
    }
    
    /* Make conversation items more touch-friendly on mobile */
    .conversation-item {
        padding: 16px !important;
        min-height: 44px !important; /* iOS touch target minimum */
        -webkit-tap-highlight-color: transparent;
    }
    
    /* Remove hover effect on mobile and add active state */
    .conversation-item:hover {
        background: transparent;
    }
    
    .conversation-item:active {
        background: var(--bg-hover) !important;
        transform: scale(0.98);
        transition: all 0.1s ease;
    }
    
    /* Make other interactive elements more touch-friendly */
    .btn {
        min-height: 44px !important;
        min-width: 44px !important;
    }
    
    /* Ensure all clickable areas meet mobile touch targets */
    button, .clickable, [onclick] {
        min-height: 44px !important;
        min-width: 44px !important;
    }
}

@media (min-width: 769px) {
    .mobile-menu-btn {
        display: none !important;
    }
    
    .mobile-only {
        display: none !important;
    }
    
    .sidebar-overlay {
        display: none !important;
    }
}

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

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

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

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

/* Typing indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 12px 16px;
    background: var(--assistant-msg-bg);
    border-radius: 12px;
    width: fit-content;
}

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

.typing-indicator span:nth-child(1) { animation-delay: 0s; }
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

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

/* Project Select List */
.project-select-list {
    max-height: 400px;
    overflow-y: auto;
}

.project-select-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s;
}

.project-select-item:hover {
    background: var(--bg-hover);
}

.project-select-item.active {
    background: var(--accent);
    color: white;
}

.project-select-item:last-child {
    border-bottom: none;
}

/* Conversation Project Badge */
.conv-project-badge {
    font-size: 12px;
    margin-left: auto;
    margin-right: 8px;
    opacity: 0.7;
}

/* Agent Tool Checkboxes */
.tool-checkbox {
    display: flex;
    align-items: flex-start;
    padding: 12px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s;
}

.tool-checkbox:hover {
    border-color: var(--accent);
    background: var(--bg-tertiary);
}

.tool-checkbox:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent);
}

.tool-checkbox:has(input:checked) .tool-name {
    color: white;
}

.tool-checkbox:has(input:checked) .tool-desc {
    color: rgba(255, 255, 255, 0.8);
}

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

.tool-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
}

.tool-desc {
    font-size: 11px;
    color: var(--text-muted);
}

/* Custom Tool Card */
.custom-tool-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
}

.custom-tool-card .tool-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.custom-tool-card .tool-header input {
    flex: 1;
    margin-right: 10px;
}

.custom-tool-card .remove-tool-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
}

.custom-tool-card .remove-tool-btn:hover {
    color: var(--error);
}

.custom-tool-card .tool-fields {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.custom-tool-card input,
.custom-tool-card textarea,
.custom-tool-card select {
    width: 100%;
    padding: 8px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
}

.custom-tool-card textarea {
    min-height: 60px;
    resize: vertical;
}

.custom-tool-card label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

/* Collab Typing Indicator */
.collab-typing-indicator {
    padding: 8px 16px;
    margin: 8px 0;
}

.collab-typing-indicator .typing-bubble {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-tertiary);
    padding: 10px 16px;
    border-radius: 18px;
    font-size: 14px;
}

.collab-typing-indicator .typing-name {
    color: var(--accent);
    font-weight: 600;
}

.collab-typing-indicator .typing-text {
    color: var(--text-secondary);
}

.collab-typing-indicator .typing-dots {
    display: inline-flex;
    gap: 3px;
    margin-left: 4px;
}

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

.collab-typing-indicator .typing-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.collab-typing-indicator .typing-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes typingBounce {
    0%, 80%, 100% {
        transform: scale(0.6);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

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

/* Collab Participants in Header */
.collab-participants {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.collab-participants svg {
    flex-shrink: 0;
    color: var(--text-muted);
    margin-right: 4px;
}

#collabParticipantsList {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

/* Other collab user messages - purple avatar */
.message.collab-other .message-avatar {
    background: #8b5cf6;
    color: white;
}

/* Assistants Modal Styles */
.assistants-tabs {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}

.assistant-tab {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    font-size: 13px;
    text-align: left;
    transition: all 0.15s;
}

.assistant-tab:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.assistant-tab.active {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.assistant-content {
    display: none;
}

.assistant-content.active {
    display: block;
}

/* Admin Settings Tabs */
.admin-settings-tabs {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.admin-tab {
    padding: 12px 20px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    text-align: left;
    font-size: 13px;
    transition: all 0.15s;
}

.admin-tab:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.admin-tab.active {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-left: 3px solid var(--accent);
}

/* Page Management - Hide manageable pages by default to prevent flash on load */
[data-page-id="projects"],
[data-page-id="assistants"],
[data-page-id="agents"], 
[data-page-id="deep-research"],
[data-page-id="collab"],
[data-page-id="messenger"],
[data-page-id="experiments"] {
    display: none;
}

/* Show pages only when explicitly enabled via JavaScript */
[data-page-id="projects"].page-visible,
[data-page-id="assistants"].page-visible,
[data-page-id="agents"].page-visible,
[data-page-id="deep-research"].page-visible {
    display: block;
}

[data-page-id="collab"].page-visible,
[data-page-id="messenger"].page-visible {
    display: block;
}

[data-page-id="experiments"].page-visible {
    display: flex;
}

/* Mobile Keyboard Handling */
@media (max-width: 768px) {
    /* When keyboard is open, adjust layout to keep input visible */
    .keyboard-open .input-container {
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        z-index: 1000 !important;
        background: var(--bg-primary) !important;
        border-top: 1px solid var(--border-color) !important;
        padding: 12px !important;
        max-height: 50vh !important;
        overflow-y: auto !important;
    }
    
    /* Never hide the chat container - always keep it visible */
    .keyboard-open .chat-container {
        padding-bottom: 200px !important; /* Space for keyboard + input */
    }
    
    /* Only adjust welcome message area when keyboard is open */
    .keyboard-open .welcome-message {
        display: none !important; /* Hide welcome message when keyboard open */
    }
    
    /* Ensure message input stays visible and usable */
    .keyboard-open .message-input {
        min-height: 44px !important;
        max-height: 120px !important;
    }
    
    /* Keep model selector visible */
    .keyboard-open .model-selector {
        flex-wrap: wrap !important;
        gap: 4px !important;
    }
    
    .keyboard-open .model-btn {
        font-size: 11px !important;
        padding: 6px 8px !important;
    }
}

/* iOS Safari specific fix for viewport */
@supports (-webkit-touch-callout: none) {
    .input-container {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* Prevent horizontal overflow globally */
body, html {
    overflow-x: hidden !important;
    max-width: 100vw !important;
}

/* Fix header overflow */
.chat-header {
    max-width: 100%;
    box-sizing: border-box;
}

.header-actions {
    flex-shrink: 0;
    gap: 4px !important;
}

/* Hide beta bug icon and membership badge in messenger and collab views */
#messengerView[style*="flex"] ~ .main-content .chat-header #bugReportBtn,
#messengerView[style*="flex"] ~ .main-content .chat-header #membershipBadge,
.collab-mode-active .chat-header #bugReportBtn,
.collab-mode-active .chat-header #membershipBadge {
    display: none !important;
}

/* Alternative selectors for when messenger is active */
body.messenger-active #bugReportBtn,
body.messenger-active #membershipBadge,
body.collab-active #bugReportBtn,
body.collab-active #membershipBadge {
    display: none !important;
}

/* Messenger and Collab specific title section */
body.messenger-active .chat-title-section,
body.collab-active .chat-title-section {
    display: block !important;
}

/* Hide the original chat title in header when messenger/collab is active */
body.messenger-active .chat-title.mobile-only,
body.collab-active .chat-title.mobile-only {
    display: none !important;
}

/* Title section hover effects */
.chat-title-display:hover {
    color: var(--accent) !important;
}

/* Only show hover effect for collab sessions */
body.collab-active .chat-title-display:hover {
    color: var(--accent) !important;
}

/* Hide AI selection buttons in collab mode, show voice button */
body.collab-active .ai-only-btn {
    display: none !important;
}

body.collab-active .collab-voice-btn {
    display: flex !important;
}

/* Don't show hover effect for messenger sessions (they're not editable) */
body.messenger-active .chat-title-display:hover {
    color: var(--text-primary) !important;
}