/* ═══════════════════════════════════════════════════════════════
   Super Agent v5.0 — Styles
   LangGraph StateGraph + Self-Healing 2.0 + Vector Memory
   ═══════════════════════════════════════════════════════════════ */

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
    --bg-primary: #0a0a1a;
    --bg-secondary: #0f0f2a;
    --bg-tertiary: #151535;
    --bg-card: #1a1a3e;
    --bg-card-hover: #1f1f4a;
    --bg-input: #12122e;
    --bg-code: #0d0d22;

    --border-color: #2a2a5a;
    --border-light: #3a3a6a;
    --border-active: #6366f1;

    --text-primary: #e8e8f0;
    --text-secondary: #a0a0c0;
    --text-muted: #6a6a8a;
    --text-accent: #818cf8;

    --accent-primary: #6366f1;
    --accent-hover: #818cf8;
    --accent-green: #22c55e;
    --accent-green-bg: rgba(34, 197, 94, 0.1);
    --accent-red: #ef4444;
    --accent-red-bg: rgba(239, 68, 68, 0.1);
    --accent-blue: #3b82f6;
    --accent-blue-bg: rgba(59, 130, 246, 0.1);
    --accent-yellow: #eab308;
    --accent-purple: #a855f7;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;

    --sidebar-width: 280px;
    --preview-width: 380px;
    --topbar-height: 52px;

    --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --transition: 0.2s ease;
}

/* ── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--text-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

/* ── Layout ────────────────────────────────────────────────── */
.app-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* ── Sidebar ───────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: all var(--transition);
    z-index: 100;
    height: 100%;
}

.sidebar.collapsed {
    width: 0;
    min-width: 0;
    overflow: hidden;
    border-right: none;
}

/* Sidebar collapse button */
.sidebar-collapse-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    transition: all var(--transition);
    flex-shrink: 0;
}

.sidebar-collapse-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border-color: var(--accent-primary);
}

.sidebar-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-purple));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: white;
    flex-shrink: 0;
}

.sidebar-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.sidebar-version {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: -2px;
}

/* Search */
.sidebar-search {
    padding: 12px 16px;
}

.sidebar-search input {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: border-color var(--transition);
}

.sidebar-search input:focus {
    border-color: var(--accent-primary);
}

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

/* Nav */
.sidebar-nav {
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 13px;
    transition: all var(--transition);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

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

.nav-item.active {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
}

.nav-item .nav-icon {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

/* Chat list */
.sidebar-chats {
    flex: 1;
    overflow-y: auto;
    padding: 8px 12px;
}

.sidebar-chats-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    padding: 8px 12px 4px;
    font-weight: 600;
}

.chat-item {
    display: flex;
    flex-direction: column;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    margin-bottom: 2px;
}

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

.chat-item.active {
    background: rgba(99, 102, 241, 0.18);
    border-left: 4px solid var(--accent-primary);
    box-shadow: inset 0 0 0 1px rgba(99, 102, 241, 0.25);
}

.chat-item.active .chat-item-title {
    color: var(--accent-hover);
    font-weight: 600;
}

.chat-item.active .chat-item-meta {
    color: var(--text-secondary);
}

.chat-item-title {
    font-size: 13px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}

.chat-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
    font-size: 11px;
    color: var(--text-muted);
}

.chat-item-cost {
    color: var(--accent-green);
    font-weight: 600;
}

.chat-item-model {
    background: var(--bg-tertiary);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 10px;
}

/* Chat item header with menu button */
.chat-item-header {
    display: flex;
    align-items: center;
    gap: 4px;
}

.chat-item-header .chat-item-title {
    flex: 1;
    min-width: 0;
}

.chat-item-menu-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 18px;
    padding: 4px 8px;
    border-radius: 4px;
    opacity: 0.4;
    transition: all var(--transition);
    flex-shrink: 0;
    line-height: 1;
}

.chat-item:hover .chat-item-menu-btn {
    opacity: 1;
}

.chat-item-menu-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    opacity: 1;
}

/* Permission badges */
.perm-badge {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.3px;
}
.perm-badge.ssh {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}
.perm-badge.browser {
    background: rgba(99, 102, 241, 0.15);
    color: #818cf8;
}
.perm-badge.enhanced {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

/* Chat context menu */
.chat-context-menu {
    display: none;
    position: absolute;
    right: 8px;
    top: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    min-width: 160px;
    padding: 4px;
    animation: menuFadeIn 0.15s ease;
}

.chat-context-menu.visible {
    display: flex;
    flex-direction: column;
}

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

.chat-menu-action {
    background: none;
    border: none;
    color: var(--text-primary);
    padding: 8px 12px;
    text-align: left;
    cursor: pointer;
    font-size: 13px;
    border-radius: 4px;
    transition: background var(--transition);
    white-space: nowrap;
}

.chat-menu-action:hover {
    background: var(--bg-tertiary);
}

.chat-menu-delete {
    color: var(--accent-red);
}

.chat-menu-delete:hover {
    background: var(--accent-red-bg);
}

/* Chat item needs relative for context menu */
.chat-item {
    position: relative;
}

/* Inline rename input */
.chat-rename-input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--accent-primary);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 13px;
    padding: 3px 6px;
    font-weight: 500;
    outline: none;
    font-family: inherit;
}

.chat-rename-input:focus {
    border-color: var(--accent-hover);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

/* New chat button */
.new-chat-btn {
    margin: 12px 16px 16px;
    padding: 10px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-purple));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;

    flex-shrink: 0;}

.new-chat-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ── Main Area ─────────────────────────────────────────────── */
.main-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    position: relative;
}

/* Top bar */
.topbar {
    height: var(--topbar-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 8px;
    flex-shrink: 0;
}

.topbar-toggle {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 16px;
    transition: all var(--transition);
}

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

.topbar-tabs {
    display: flex;
    gap: 4px;
    margin-left: 8px;
}

.topbar-tab {
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    background: none;
    display: flex;
    align-items: center;
    gap: 4px;
}

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

.topbar-tab.active {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
}

.topbar-spacer { flex: 1; }

.topbar-actions {
    display: flex;
    gap: 4px;
    align-items: center;
}

.topbar-btn {
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid var(--border-color);
    background: none;
    display: flex;
    align-items: center;
    gap: 4px;
}

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

/* ── Model Selector (Dropdown like Manus) ─────────────────── */
.model-selector-bar {
    display: flex;
    gap: 12px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

.model-dropdown-wrap {
    position: relative;
}

.model-dropdown-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-sans);
}

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

.model-dropdown-btn.open {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.15);
}

.model-dropdown-arrow {
    transition: transform 0.2s ease;
    opacity: 0.6;
}

.model-dropdown-btn.open .model-dropdown-arrow {
    transform: rotate(180deg);
}

.model-dropdown-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.model-dropdown-dot.red, .model-dropdown-dot[data-color="red"] { background: var(--accent-red); }
.model-dropdown-dot.green, .model-dropdown-dot[data-color="green"] { background: var(--accent-green); }
.model-dropdown-dot.blue, .model-dropdown-dot[data-color="blue"] { background: var(--accent-blue); }

.model-dropdown-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 360px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    overflow: hidden;
    animation: dropdownFadeIn 0.15s ease;
}

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

.model-dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: all var(--transition);
    border-bottom: 1px solid var(--border-color);
}

.model-dropdown-item:last-child {
    border-bottom: none;
}

.model-dropdown-item:hover {
    background: var(--bg-card-hover);
}

.model-dropdown-item.active {
    background: rgba(99, 102, 241, 0.1);
}

.model-dropdown-info {
    flex: 1;
}

.model-dropdown-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

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

.model-dropdown-badge {
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    background: var(--accent-green-bg);
    color: var(--accent-green);
    border: 1px solid rgba(34, 197, 94, 0.3);
    white-space: nowrap;
}

/* ── Scroll Down Button ──────────────────────────────────── */
.scroll-down-btn {
    position: absolute;
    bottom: 200px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    transition: all var(--transition);
    box-shadow: var(--shadow-md);
    animation: fadeIn 0.2s ease;
}

.scroll-down-btn:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    transform: translateX(-50%) scale(1.1);
}

.enhanced-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    font-size: 12px;
    color: var(--text-secondary);
}

.toggle-switch {
    position: relative;
    width: 36px;
    height: 20px;
    background: var(--bg-card);
    border-radius: 10px;
    cursor: pointer;
    transition: background var(--transition);
    border: 1px solid var(--border-color);
}

.toggle-switch.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    background: white;
    border-radius: 50%;
    transition: transform var(--transition);
}

.toggle-switch.active::after {
    transform: translateX(16px);
}

/* ── Chat Area ─────────────────────────────────────────────── */
.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Messages */
.message {
    display: flex;
    gap: 12px;
    max-width: 85%;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.message-avatar {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 12px;
    flex-shrink: 0;
}

.message.assistant .message-avatar {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-purple));
    color: white;
}

.message.user .message-avatar {
    background: var(--accent-green);
    color: white;
}

.message-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.message-content {
    padding: 12px 16px;
    border-radius: var(--radius-lg);
    font-size: 14px;
    line-height: 1.7;
    word-wrap: break-word;
}

.message.assistant .message-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-top-left-radius: 4px;
}

.message.user .message-content {
    background: linear-gradient(135deg, var(--accent-primary), #7c3aed);
    color: white;
    border-top-right-radius: 4px;
}

.message-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-muted);
    padding: 0 4px;
}

.message-cost {
    color: var(--accent-green);
    font-weight: 600;
}

/* Agent status */
.agent-status {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
}

.agent-step {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.agent-step.active {
    color: var(--accent-primary);
}

.agent-step.done {
    color: var(--accent-green);
}

.agent-step .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.agent-step.active .dot {
    background: var(--accent-primary);
    animation: pulse 1s infinite;
}

.agent-step.done .dot {
    background: var(--accent-green);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* Code blocks */
.code-block {
    margin: 12px 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.code-filename {
    font-size: 12px;
    color: var(--text-accent);
    font-family: var(--font-mono);
    display: flex;
    align-items: center;
    gap: 6px;
}

.code-actions {
    display: flex;
    gap: 4px;
}

.code-btn {
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid var(--border-color);
    background: none;
}

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

.code-content {
    padding: 12px 16px;
    background: var(--bg-code);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-primary);
    white-space: pre;
    tab-size: 2;
}

/* Download all */
.download-all-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 8px;
    transition: all var(--transition);
}

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

/* ── Input Area ────────────────────────────────────────────── */
.chat-input-area {
    padding: 12px 20px 16px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

/* Quick templates */
.quick-templates {
    display: flex;
    gap: 6px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.template-btn {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid var(--border-color);
    background: none;
    white-space: nowrap;
}

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

/* ── Generation Progress ───────────────────────────────────── */
.generation-progress {
    padding: 8px 16px;
    margin-bottom: 8px;
}

.progress-bar-track {
    width: 100%;
    height: 3px;
    background: var(--bg-card);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-purple), var(--accent-primary));
    background-size: 200% 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
    animation: progressShimmer 2s linear infinite;
}

@keyframes progressShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.progress-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.progress-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ── Attached Files ───────────────────────────────────────── */
.attached-files {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px 12px 0;
}

.attached-file {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 4px 8px 4px 10px;
    font-size: 12px;
    color: var(--text-secondary);
    max-width: 200px;
}

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

.attached-file .file-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.attached-file .file-size {
    color: var(--text-muted);
    font-size: 10px;
    flex-shrink: 0;
}

.attached-file .file-remove {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    flex-shrink: 0;
    transition: all var(--transition);
}

.attached-file .file-remove:hover {
    background: var(--accent-red-bg);
    color: var(--accent-red);
}

/* ── Input Wrapper (Manus-style) ──────────────────────────── */
.input-wrapper {
    display: flex;
    flex-direction: column;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 0;
    transition: border-color var(--transition);
    overflow: hidden;
}

.input-wrapper:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.15);
}

.input-wrapper textarea {
    width: 100%;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-sans);
    resize: none;
    outline: none;
    max-height: 150px;
    min-height: 24px;
    line-height: 1.5;
    padding: 14px 16px 4px;
    box-sizing: border-box;
}

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

.input-bottom-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 6px 6px 6px;
}

.input-actions-left {
    display: flex;
    gap: 2px;
    align-items: center;
}

.input-icon-btn {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.input-icon-btn:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.input-hint {
    font-size: 11px;
    color: var(--text-muted);
    user-select: none;
}

.send-circle-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: none;
    background: var(--accent-primary);
    color: white;
    cursor: pointer;
    transition: all var(--transition);
    flex-shrink: 0;
}

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

.send-circle-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.send-circle-btn.generating {
    background: var(--accent-red);
    animation: pulse 1.5s ease-in-out infinite;
}

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

/* ── Preview Panel ─────────────────────────────────────────── */
.preview-panel {
    width: var(--preview-width);
    min-width: var(--preview-width);
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: all var(--transition);
}

.preview-panel.hidden {
    width: 0;
    min-width: 0;
    overflow: hidden;
    border-left: none;
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
}

.preview-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
}

.preview-status .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
}

.preview-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 16px;
    padding: 4px;
}

.preview-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.preview-tab {
    flex: 1;
    padding: 8px;
    text-align: center;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition);
}

.preview-tab.active {
    color: var(--accent-primary);
    border-bottom: 2px solid var(--accent-primary);
}

.preview-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    border-bottom: 1px solid var(--border-color);
}

.preview-toolbar-btns {
    display: flex;
    gap: 4px;
}

.preview-toolbar-btn {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition);
}

.preview-toolbar-btn:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.preview-toolbar-btn.active {
    background: var(--accent-primary);
    color: white;
}

.preview-body {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.preview-iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
}

.preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
    padding: 20px;
}

.preview-placeholder .icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.3;
}

.preview-console {
    padding: 12px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-secondary);
    overflow-y: auto;
    height: 100%;
}

.console-line {
    padding: 2px 0;
    display: flex;
    gap: 8px;
}

.console-line .prefix {
    color: var(--text-muted);
}

.console-line.success .prefix { color: var(--accent-green); }
.console-line.info .prefix { color: var(--accent-blue); }
.console-line.error .prefix { color: var(--accent-red); }

/* ── Settings Panel ────────────────────────────────────────── */
.settings-panel {
    padding: 24px;
    overflow-y: auto;
    max-width: 700px;
    margin: 0 auto;
    width: 100%;
}

.settings-section {
    margin-bottom: 28px;
}

.settings-section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.settings-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all var(--transition);
}

.settings-card:hover {
    border-color: var(--border-light);
}

.settings-card.selected {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.08);
}

.settings-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.settings-radio {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.settings-card.selected .settings-radio {
    border-color: var(--accent-primary);
}

.settings-card.selected .settings-radio::after {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-primary);
}

.settings-card-title {
    font-weight: 600;
    font-size: 14px;
}

.settings-card-desc {
    font-size: 12px;
    color: var(--text-secondary);
    margin-left: 28px;
}

.settings-card .badge {
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
}

.badge-recommended {
    background: var(--accent-green-bg);
    color: var(--accent-green);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

/* Settings input */
.settings-input-group {
    margin-bottom: 14px;
}

.settings-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    display: block;
}

.settings-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: border-color var(--transition);
}

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

.settings-save-btn {
    padding: 10px 24px;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}

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

/* ── Analytics Panel ───────────────────────────────────────── */
.analytics-panel {
    padding: 24px;
    overflow-y: auto;
}

.analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
}

.stat-card-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-card-label {
    font-size: 12px;
    color: var(--text-secondary);
}

.stat-card-change {
    font-size: 11px;
    margin-top: 6px;
}

.stat-card-change.positive { color: var(--accent-green); }
.stat-card-change.negative { color: var(--accent-red); }

.comparison-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 24px;
}

.comparison-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
}

.comparison-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.comparison-label {
    width: 120px;
    font-size: 13px;
    color: var(--text-secondary);
}

.comparison-track {
    flex: 1;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    overflow: hidden;
    position: relative;
}

.comparison-fill {
    height: 100%;
    border-radius: 12px;
    display: flex;
    align-items: center;
    padding: 0 10px;
    font-size: 11px;
    font-weight: 600;
    color: white;
    transition: width 1s ease;
}

.comparison-fill.agent {
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-purple));
}

.comparison-fill.programmer {
    background: linear-gradient(90deg, var(--accent-red), #dc2626);
}

/* ── Admin Panel ───────────────────────────────────────────── */
.admin-panel {
    padding: 24px;
    overflow-y: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.admin-table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.admin-table td {
    padding: 12px 16px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-color);
}

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

.admin-table tr:hover td {
    background: var(--bg-card-hover);
}

.status-badge {
    padding: 3px 10px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
}

.status-active {
    background: var(--accent-green-bg);
    color: var(--accent-green);
}

.status-blocked {
    background: var(--accent-red-bg);
    color: var(--accent-red);
}

.admin-btn {
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 11px;
    cursor: pointer;
    border: 1px solid var(--border-color);
    background: none;
    color: var(--text-secondary);
    transition: all var(--transition);
}

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

.admin-btn.danger {
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--accent-red);
}

.admin-btn.danger:hover {
    background: var(--accent-red-bg);
}

/* ── Login Screen ──────────────────────────────────────────────────── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(99, 102, 241, 0.3); }
    50% { box-shadow: 0 0 40px rgba(99, 102, 241, 0.6), 0 0 80px rgba(168, 85, 247, 0.2); }
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.spin { animation: spin 1s linear infinite; }

.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.login-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.4;
}

.login-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 0;
    pointer-events: none;
}
.login-orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.35), transparent 70%);
    top: -100px;
    left: -100px;
    animation: float 12s ease-in-out infinite;
}
.login-orb-2 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.3), transparent 70%);
    bottom: -80px;
    right: -80px;
    animation: float 15s ease-in-out infinite reverse;
}
.login-orb-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 10s ease-in-out infinite 2s;
}

.login-container {
    display: flex;
    align-items: center;
    gap: 60px;
    z-index: 1;
    position: relative;
    max-width: 900px;
    width: 100%;
    padding: 20px;
}

/* Left branding */
.login-branding {
    flex: 1;
    animation: fadeInLeft 0.8s ease-out;
}
.login-brand-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}
.brand-icon {
    animation: pulse-glow 3s ease-in-out infinite;
    border-radius: 12px;
}
.brand-title {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, #818cf8, #a855f7, #6366f1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}
.brand-version {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
}
.brand-description {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}
.brand-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.brand-feature {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    background: rgba(99, 102, 241, 0.06);
    border: 1px solid rgba(99, 102, 241, 0.12);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}
.brand-feature:hover {
    background: rgba(99, 102, 241, 0.12);
    border-color: rgba(99, 102, 241, 0.25);
    transform: translateX(4px);
}
.feature-icon {
    font-size: 24px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 10px;
    flex-shrink: 0;
}
.brand-feature strong {
    display: block;
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 2px;
}
.brand-feature span {
    font-size: 12px;
    color: var(--text-muted);
}

/* Right login card */
.login-card {
    width: 400px;
    flex-shrink: 0;
    background: rgba(26, 26, 62, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(99, 102, 241, 0.1);
    animation: fadeInRight 0.8s ease-out;
}
.login-card-header {
    text-align: center;
    margin-bottom: 32px;
}
.login-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.login-subtitle {
    font-size: 14px;
    color: var(--text-muted);
}

.login-field {
    margin-bottom: 20px;
}
.login-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.login-label svg {
    opacity: 0.6;
}

.login-input {
    width: 100%;
    padding: 14px 16px;
    background: rgba(15, 15, 42, 0.8);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 15px;
    font-family: var(--font-sans);
    outline: none;
    transition: all 0.3s ease;
}
.login-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    background: rgba(15, 15, 42, 1);
}
.login-input::placeholder {
    color: var(--text-muted);
}

.login-password-wrap {
    position: relative;
}
.login-password-wrap .login-input {
    padding-right: 48px;
}
.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: color 0.2s;
}
.password-toggle:hover {
    color: var(--text-primary);
}

.login-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}
.login-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}
.login-remember input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-primary);
    cursor: pointer;
}

.login-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-purple));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.5s ease;
}
.login-btn:hover::before {
    left: 100%;
}
.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}
.login-btn:active {
    transform: translateY(0);
}
.login-btn-loader.hidden {
    display: none;
}

.login-error {
    color: var(--accent-red);
    font-size: 13px;
    text-align: center;
    margin-top: 16px;
    padding: 10px;
    background: var(--accent-red-bg);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    display: none;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    font-size: 12px;
    color: var(--text-muted);
}
.login-footer strong {
    color: var(--text-accent);
    font-weight: 500;
}

/* Responsive login */
@media (max-width: 860px) {
    .login-container {
        flex-direction: column;
        gap: 30px;
    }
    .login-branding {
        text-align: center;
        max-width: 400px;
    }
    .login-brand-logo {
        justify-content: center;
    }
    .brand-features {
        display: none;
    }
    .login-card {
        width: 100%;
        max-width: 400px;
    }
}
@media (max-width: 480px) {
    .login-card {
        padding: 28px 20px;
    }
    .brand-title {
        font-size: 26px;
    }
}─ Modal ─────────────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    width: 90%;
    max-width: 480px;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95);
    transition: transform var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .preview-panel {
        display: none;
    }
}

@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -280px;
        top: 0;
        bottom: 0;
        z-index: 200;
        transition: left var(--transition);
    }

    .sidebar.open {
        left: 0;
    }

    .model-chips {
        overflow-x: auto;
        flex-wrap: nowrap;
    }

    .topbar-tabs {
        display: none;
    }

    .chat-messages {
        padding: 12px;
    }

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

/* ── Loading animation ─────────────────────────────────────── */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 8px 12px;
}

.typing-indicator .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    animation: typing 1.4s infinite;
}

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

@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-6px); opacity: 1; }
}

.typing-cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: var(--accent-primary);
    margin-left: 1px;
    vertical-align: text-bottom;
    animation: cursorBlink 0.8s step-end infinite;
}

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

/* ── Admin Chat Viewer ────────────────────────────────────── */
.admin-chat-viewer {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.admin-chat-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

.admin-chat-header h3 {
    font-size: 16px;
    margin-bottom: 4px;
}

.admin-chat-messages {
    max-height: 600px;
    overflow-y: auto;
    padding: 16px;
}

.admin-msg {
    margin-bottom: 16px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
}

.admin-msg-user {
    background: rgba(99, 102, 241, 0.08);
    border-left: 3px solid var(--accent-primary);
}

.admin-msg-assistant {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent-green);
}

.admin-msg-role {
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.admin-msg-content {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    word-wrap: break-word;
}

.admin-msg-content pre {
    background: var(--bg-code);
    padding: 12px;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    font-size: 12px;
    margin: 8px 0;
}

/* ── Toast notifications ───────────────────────────────────── */
.toast-container {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 13px;
    box-shadow: var(--shadow-md);
    animation: slideIn 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.toast.success { border-left: 3px solid var(--accent-green); }
.toast.error { border-left: 3px solid var(--accent-red); }
.toast.info { border-left: 3px solid var(--accent-blue); }

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

/* ── Theme Toggle Cards ──────────────────────────────────── */
.theme-toggle-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

/* ── Light Theme ─────────────────────────────────────────── */
[data-theme="light"] {
    --bg-primary: #f5f5f7;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f0f0f5;
    --bg-card: #ffffff;
    --bg-card-hover: #f8f8fc;
    --bg-input: #f5f5fa;
    --bg-code: #f8f8fc;

    --border-color: #e0e0ea;
    --border-light: #d0d0da;
    --border-active: #6366f1;

    --text-primary: #1a1a2e;
    --text-secondary: #555570;
    --text-muted: #888898;
    --text-accent: #6366f1;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
}

[data-theme="light"] .login-screen {
    background: linear-gradient(135deg, #f0f0ff, #e8e8ff);
}

[data-theme="light"] .login-card {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(99, 102, 241, 0.15);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .login-input {
    background: #f5f5fa;
}

[data-theme="light"] .login-input:focus {
    background: #ffffff;
}

[data-theme="light"] .message.user .message-content {
    background: linear-gradient(135deg, var(--accent-primary), #7c3aed);
    color: white;
}

[data-theme="light"] .message.assistant .message-content {
    background: #f8f8fc;
    border-color: #e0e0ea;
}

[data-theme="light"] .code-content {
    background: #f8f8fc;
}

[data-theme="light"] .sidebar {
    background: #ffffff;
    border-right-color: #e0e0ea;
}

[data-theme="light"] .topbar {
    background: #ffffff;
    border-bottom-color: #e0e0ea;
}

[data-theme="light"] .model-selector-bar {
    background: #ffffff;
    border-bottom-color: #e0e0ea;
}

[data-theme="light"] .chat-input-area {
    background: #ffffff;
    border-top-color: #e0e0ea;
}

[data-theme="light"] .input-wrapper {
    background: #f5f5fa;
    border-color: #e0e0ea;
}

[data-theme="light"] .login-orb-1 {
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15), transparent 70%);
}

[data-theme="light"] .login-orb-2 {
    background: radial-gradient(circle, rgba(168, 85, 247, 0.12), transparent 70%);
}

[data-theme="light"] .login-orb-3 {
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1), transparent 70%);
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: #d0d0da;
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
    background: #b0b0ba;
}

/* ── Hidden utility ────────────────────────────────────────── */
.hidden { display: none !important; }


/* ═══ Agent Actions Log ═══════════════════════════════════════ */
.agent-actions-log {
    margin-bottom: 12px;
    padding: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 13px;
    max-height: 800px;
    overflow-y: auto;
}

.agent-actions-log::-webkit-scrollbar {
    width: 4px;
}

.agent-actions-log::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.agent-action-header {
    padding: 6px 8px;
    margin-bottom: 4px;
    color: var(--accent-purple);
    font-weight: 600;
    border-left: 3px solid var(--accent-purple);
    padding-left: 10px;
}

.agent-action-done {
    padding: 6px 8px;
    margin-bottom: 4px;
    color: var(--accent-green);
    font-weight: 500;
}

.agent-action-iter {
    padding: 4px 8px;
    margin-bottom: 2px;
    color: var(--text-muted);
    font-size: 12px;
}

.agent-action-stopped {
    padding: 6px 8px;
    color: var(--accent-yellow);
    font-weight: 500;
}

.agent-tool-start {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    margin: 4px 0;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-blue);
}

.agent-tool-start .tool-icon {
    font-size: 16px;
    flex-shrink: 0;
}

.agent-tool-start .tool-label {
    font-weight: 600;
    color: var(--accent-blue);
    white-space: nowrap;
}

.agent-tool-start .tool-args {
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.agent-tool-start .tool-args code {
    background: var(--bg-code);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-accent);
}

.agent-tool-start .tool-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    flex-shrink: 0;
}

.agent-tool-result {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 6px 10px;
    margin: 2px 0 4px 0;
    font-size: 12px;
    border-radius: var(--radius-sm);
}

.agent-tool-result.success {
    color: var(--accent-green);
    background: var(--accent-green-bg);
}

.agent-tool-result.error {
    color: var(--accent-red);
    background: var(--accent-red-bg);
}

.agent-tool-result .tool-result-text {
    flex: 1;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 400px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 12px;
    line-height: 1.5;
}

.agent-tool-result .tool-elapsed {
    color: var(--text-muted);
    white-space: nowrap;
    font-size: 11px;
}

.agent-task-complete {
    padding: 10px 12px;
    margin-top: 8px;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1), rgba(99, 102, 241, 0.1));
    border: 1px solid var(--accent-green);
    border-radius: var(--radius-md);
    color: var(--accent-green);
    font-size: 14px;
}

/* ═══ SSH Settings ════════════════════════════════════════════ */
.settings-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-sans);
    outline: none;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

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

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

.ssh-test-result {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-top: 8px;
    word-break: break-word;
}

.ssh-test-result.success {
    background: var(--accent-green-bg);
    color: var(--accent-green);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.ssh-test-result.error {
    background: var(--accent-red-bg);
    color: var(--accent-red);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.ssh-test-result.loading {
    background: var(--accent-blue-bg);
    color: var(--accent-blue);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* ═══ Agent Mode Progress ═════════════════════════════════════ */
.agent-progress-stages {
    display: flex;
    gap: 4px;
    margin: 8px 0;
}

.agent-progress-stages .stage {
    flex: 1;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    transition: background 0.3s;
}

.agent-progress-stages .stage.active {
    background: var(--accent-blue);
    animation: pulse 1.5s ease-in-out infinite;
}

.agent-progress-stages .stage.done {
    background: var(--accent-green);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ═══ Self-Healing UI ═══════════════════════════════════════ */
.agent-self-heal {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(239, 68, 68, 0.05));
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-sm);
    margin: 4px 0;
    font-size: 12px;
    animation: healPulse 2s ease-in-out;
}

.heal-icon {
    font-size: 16px;
    flex-shrink: 0;
}

.heal-text {
    flex: 1;
    color: var(--text-secondary);
}

.heal-text strong {
    color: #f59e0b;
}

.heal-badge {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    flex-shrink: 0;
}

@keyframes healPulse {
    0% { opacity: 0; transform: translateX(-8px); }
    30% { opacity: 1; transform: translateX(0); }
    60% { border-color: rgba(245, 158, 11, 0.5); }
    100% { border-color: rgba(245, 158, 11, 0.2); }
}

/* ═══ Rate Limit Toast ═══════════════════════════════════════ */
.toast.rate-limit {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

/* ═══ Memory & Versions Panels ═══════════════════════════════ */
#tabMemory .settings-card,
#tabVersions .settings-card {
    cursor: default;
}

#memorySearchResults {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
}

/* Version diff colors */
#versionDiff .diff-add {
    color: var(--accent-green);
}

#versionDiff .diff-remove {
    color: var(--accent-red);
}

#versionDiff .diff-header {
    color: var(--accent-primary);
    font-weight: 600;
}

/* ═══ Agent Action Enhancements ══════════════════════════════ */
.agent-action-stopped {
    padding: 6px 10px;
    color: var(--accent-yellow);
    font-size: 12px;
    border-left: 2px solid var(--accent-yellow);
    margin: 2px 0;
}

.agent-task-complete {
    padding: 8px 12px;
    background: var(--accent-green-bg);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-sm);
    color: var(--accent-green);
    font-size: 12px;
    margin: 4px 0;
}

/* ═══ PWA Install Prompt ═════════════════════════════════════ */
.pwa-install-banner {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-lg);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateX(-50%) translateY(20px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.pwa-install-banner button {
    padding: 6px 16px;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
}

/* ═══ Circuit Breaker Status ═════════════════════════════════ */
.circuit-status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
}

.circuit-status.closed {
    background: var(--accent-green-bg);
    color: var(--accent-green);
}

.circuit-status.open {
    background: var(--accent-red-bg);
    color: var(--accent-red);
}

.circuit-status.half-open {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

/* ── Download & Chat Links ─────────────────────────────────── */
.download-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-hover));
    color: white !important;
    border-radius: 8px;
    text-decoration: none !important;
    font-size: 13px;
    font-weight: 600;
    margin: 4px 2px;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}
.download-link:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.5);
    filter: brightness(1.1);
    text-decoration: none !important;
}

.preview-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary) !important;
    border: 1px solid var(--accent-primary);
    border-radius: 8px;
    text-decoration: none !important;
    font-size: 13px;
    font-weight: 600;
    margin: 4px 2px;
    transition: all 0.2s;
}
.preview-link:hover {
    background: rgba(99, 102, 241, 0.25);
    transform: translateY(-1px);
    text-decoration: none !important;
}

.chat-link {
    color: var(--accent-primary) !important;
    text-decoration: none !important;
    border-bottom: 1px dashed var(--accent-primary);
    transition: all 0.2s;
}
.chat-link:hover {
    border-bottom-style: solid;
    filter: brightness(1.2);
    text-decoration: none !important;
}

.generated-image {
    margin: 12px 0;
    text-align: center;
}
.generated-image img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
}


/* ═══════════════════════════════════════════════════════════════
   Super Agent v6.0 — New Feature Styles
   ═══════════════════════════════════════════════════════════════ */

/* ── Drag & Drop Overlay ────────────────────────────────────── */
.drag-drop-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.25s ease;
}
.drag-drop-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}
.drag-drop-content {
    text-align: center;
    padding: 48px 64px;
    border: 3px dashed var(--accent-primary);
    border-radius: 24px;
    background: rgba(99, 102, 241, 0.08);
    animation: dragPulse 1.5s ease-in-out infinite;
}
.drag-drop-content svg {
    color: var(--accent-primary);
    margin-bottom: 16px;
    animation: dragBounce 1s ease-in-out infinite;
}
.drag-drop-content p {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 8px;
}
.drag-drop-content span {
    font-size: 13px;
    color: var(--text-secondary);
}

@keyframes dragPulse {
    0%, 100% { border-color: var(--accent-primary); background: rgba(99, 102, 241, 0.08); }
    50% { border-color: var(--accent-hover); background: rgba(99, 102, 241, 0.15); }
}
@keyframes dragBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ── Message Action Buttons ─────────────────────────────────── */
.message-actions {
    display: flex;
    gap: 4px;
    margin-top: 8px;
    opacity: 0;
    transition: opacity 0.2s ease;
}
.message.assistant:hover .message-actions,
.message-actions:focus-within {
    opacity: 1;
}

.msg-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 12px;
    font-family: var(--font-main);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}
.msg-action-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent-primary);
}
.msg-action-btn.copied {
    color: var(--accent-green);
    border-color: var(--accent-green);
}
.msg-action-btn svg {
    flex-shrink: 0;
}

/* ── Enhanced Code Blocks ───────────────────────────────────── */
.code-block {
    margin: 12px 0;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-code);
}
.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    background: rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid var(--border-color);
}
.code-filename {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}
.code-actions {
    display: flex;
    gap: 6px;
}
.code-btn {
    padding: 3px 10px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 11px;
    font-family: var(--font-main);
    cursor: pointer;
    transition: all 0.2s;
}
.code-btn:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}
.code-content {
    padding: 14px;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    overflow-x: auto;
    white-space: pre;
    color: var(--text-primary);
}

/* ── Inline Image Display ───────────────────────────────────── */
.generated-image {
    margin: 12px 0;
    text-align: center;
}
.generated-image img {
    max-width: 100%;
    max-height: 500px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.generated-image img:hover {
    transform: scale(1.02);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}
.generated-image .download-link {
    margin-top: 8px;
    display: inline-flex;
}

/* ── Image Lightbox ─────────────────────────────────────────── */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
    animation: fadeIn 0.2s ease;
}
.lightbox-overlay img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* ── File Cards in Messages ─────────────────────────────────── */
.file-card {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    margin: 6px 4px;
    transition: all 0.2s;
}
.file-card:hover {
    border-color: var(--accent-primary);
    background: var(--bg-hover);
}
.file-card .file-card-icon {
    font-size: 24px;
    flex-shrink: 0;
}
.file-card .file-card-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.file-card .file-card-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}
.file-card .file-card-meta {
    font-size: 11px;
    color: var(--text-secondary);
}
.file-card .file-card-actions {
    display: flex;
    gap: 6px;
    margin-left: auto;
}
.file-card .file-card-btn {
    padding: 4px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 11px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}
.file-card .file-card-btn:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

/* ── Enhanced Attached Files ────────────────────────────────── */
.attached-files {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: 12px 12px 0 0;
    animation: slideUp 0.2s ease;
}
.attached-file {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 12px;
    animation: fadeIn 0.2s ease;
}
.attached-file .file-icon {
    font-size: 16px;
}
.attached-file .file-name {
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-primary);
    font-weight: 500;
}
.attached-file .file-size {
    color: var(--text-secondary);
    font-size: 11px;
}
.attached-file .file-remove {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.2s;
    padding: 0;
    line-height: 1;
}
.attached-file .file-remove:hover {
    background: var(--accent-red);
    color: white;
}

/* ── Typing Cursor ──────────────────────────────────────────── */
.typing-cursor {
    display: inline-block;
    width: 2px;
    height: 16px;
    background: var(--accent-primary);
    margin-left: 2px;
    vertical-align: text-bottom;
    animation: blink 0.8s step-end infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* ── Smooth Animations ──────────────────────────────────────── */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ── Tables in Messages ─────────────────────────────────────── */
.message-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 13px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}
.message-content th {
    background: rgba(99, 102, 241, 0.12);
    color: var(--text-primary);
    font-weight: 600;
    padding: 10px 14px;
    text-align: left;
    border-bottom: 2px solid var(--border-color);
}
.message-content td {
    padding: 8px 14px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}
.message-content tr:last-child td {
    border-bottom: none;
}
.message-content tr:hover td {
    background: var(--bg-hover);
}

/* ── Blockquotes in Messages ────────────────────────────────── */
.message-content blockquote {
    border-left: 3px solid var(--accent-primary);
    padding: 8px 16px;
    margin: 12px 0;
    background: rgba(99, 102, 241, 0.06);
    border-radius: 0 8px 8px 0;
    color: var(--text-secondary);
    font-style: italic;
}

/* ── Horizontal Rules ───────────────────────────────────────── */
.message-content hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 16px 0;
}

/* ── Mobile Responsive Adjustments ──────────────────────────── */
@media (max-width: 768px) {
    .message-actions {
        opacity: 1;
    }
    .msg-action-btn span {
        display: none;
    }
    .msg-action-btn {
        padding: 6px;
    }
    .drag-drop-content {
        padding: 32px;
    }
    .drag-drop-content p {
        font-size: 16px;
    }
    .file-card {
        flex-wrap: wrap;
    }
}


/* ═══ Canvas Panel ═══════════════════════════════════════════════ */
.canvas-panel {
    padding: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.canvas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.canvas-new-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.canvas-new-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.canvas-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.canvas-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

.canvas-card:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card);
    transform: translateX(4px);
}

.canvas-card-icon {
    font-size: 28px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.canvas-card-info { flex: 1; }

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

.canvas-card-meta {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.canvas-card-delete {
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
    padding: 8px;
}

.canvas-card:hover .canvas-card-delete { opacity: 0.7; }
.canvas-card-delete:hover { opacity: 1 !important; }

/* Canvas Editor */
.canvas-editor {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.canvas-editor-toolbar {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.canvas-title-input {
    flex: 1;
    min-width: 200px;
    padding: 10px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    font-family: var(--font-sans);
}

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

.canvas-type-select {
    padding: 10px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-sans);
}

.canvas-save-btn,
.canvas-back-btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.canvas-save-btn {
    background: var(--accent-primary);
    color: white;
}

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

.canvas-back-btn {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.canvas-content-area {
    width: 100%;
    min-height: 400px;
    padding: 20px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
}

.canvas-content-area:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.canvas-ai-bar {
    display: flex;
    gap: 12px;
    align-items: center;
}

.canvas-ai-input {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-sans);
}

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

.canvas-ai-btn {
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-purple));
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.canvas-ai-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* ═══ Templates Panel ════════════════════════════════════════════ */
.templates-panel {
    padding: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.templates-filter {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.template-filter-btn {
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.template-filter-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

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

.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.template-card {
    padding: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

.template-card:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.template-card-name {
    font-weight: 600;
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.template-card-prompt {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.template-card-category {
    display: inline-block;
    padding: 4px 10px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
}

/* ═══ Empty State ════════════════════════════════════════════════ */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state .empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
    color: var(--text-muted);
}

/* ═══ Enhanced Analytics Cards ═══════════════════════════════════ */
.analytics-card-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 4px;
}

.analytics-card-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

/* ═══ Mobile Responsive for new panels ═══════════════════════════ */
@media (max-width: 768px) {
    .canvas-panel,
    .templates-panel {
        padding: 16px;
    }

    .canvas-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .canvas-editor-toolbar {
        flex-direction: column;
    }

    .canvas-title-input {
        min-width: 100%;
    }

    .canvas-ai-bar {
        flex-direction: column;
    }

    .templates-grid {
        grid-template-columns: 1fr;
    }

    .templates-filter {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
    }
}


/* ═══ Voice Input Button ═══ */
#voiceInputBtn.voice-active {
    color: #ef4444 !important;
    animation: voicePulse 1s ease-in-out infinite;
}

@keyframes voicePulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.15); opacity: 0.7; }
}

/* ═══ Feedback Buttons ═══ */
.feedback-btn {
    padding: 4px !important;
    min-width: unset !important;
}

.feedback-btn.feedback-active {
    opacity: 1 !important;
}

.feedback-btn:hover svg {
    transform: scale(1.2);
}

/* ═══ Command Palette ═══ */
.command-palette {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
}

.command-palette.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 20vh;
}

.command-palette-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.command-palette-modal {
    position: relative;
    z-index: 1;
    width: 560px;
    max-width: 90vw;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    animation: paletteSlideDown 0.2s ease-out;
}

@keyframes paletteSlideDown {
    from { opacity: 0; transform: translateY(-20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.command-palette-input {
    width: 100%;
    padding: 16px 20px;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 16px;
    outline: none;
}

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

.command-palette-results {
    max-height: 300px;
    overflow-y: auto;
    padding: 8px;
}

.command-palette-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-primary);
    transition: background 0.15s;
}

.command-palette-item:hover {
    background: rgba(255, 255, 255, 0.08);
}

.command-palette-item kbd {
    font-size: 11px;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: var(--text-muted);
    font-family: monospace;
}

/* ═══ Reconnection Toast ═══ */
.reconnecting-indicator {
    position: fixed;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    background: #f59e0b;
    color: #000;
    padding: 8px 20px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    z-index: 9999;
    animation: fadeInDown 0.3s ease-out;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateX(-50%) translateY(-10px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}


/* ═══ Connectors Panel ═══════════════════════════════════════ */
.connectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

.connector-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.2s;
}

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

.connector-icon {
    font-size: 28px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: 10px;
    flex-shrink: 0;
}

.connector-info {
    flex: 1;
    min-width: 0;
}

.connector-info h3 {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 2px;
    color: var(--text-primary);
}

.connector-info p {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0;
}

.connector-status {
    flex-shrink: 0;
}

/* Toggle Switch (checkbox-based) */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    cursor: pointer;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    transition: all 0.3s;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    left: 2px;
    bottom: 2px;
    background: var(--text-secondary);
    border-radius: 50%;
    transition: all 0.3s;
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
    background: white;
}

/* ═══ Custom Agents Panel ════════════════════════════════════ */
.agents-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.agent-card {
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.2s;
}

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

.agent-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.agent-avatar {
    font-size: 28px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: 10px;
    flex-shrink: 0;
}

.agent-card h3 {
    font-size: 15px;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.agent-badge {
    display: inline-block;
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.agent-badge.system {
    background: var(--accent-primary);
    color: white;
}

.agent-badge.custom {
    background: var(--accent-green);
    color: white;
}

.agent-card p {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0 0 8px;
    line-height: 1.4;
}

.agent-tools {
    font-size: 11px;
    color: var(--text-muted);
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
}

/* ═══ Audit Log Panel ════════════════════════════════════════ */
.audit-log-list {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.audit-entry {
    transition: background 0.15s;
}

.audit-entry:hover {
    background: var(--bg-card-hover);
}

/* ═══ GDPR Modal ═════════════════════════════════════════════ */
#gdprModal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

#gdprModal .modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    max-width: 480px;
    width: 90%;
}

#gdprModal .modal-content h3 {
    color: var(--text-primary);
    margin: 0 0 16px;
}

#gdprModal .modal-content button {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    font-size: 14px;
}

/* ═══ Highlight.js Code Blocks Enhancement ═══════════════════ */
.code-block pre.code-content {
    margin: 0;
    padding: 16px;
    overflow-x: auto;
    background: var(--bg-code);
    border-radius: 0 0 8px 8px;
}

.code-block pre.code-content code {
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.5;
}

/* Mermaid diagrams */
.mermaid {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 16px;
    margin: 8px 0;
    text-align: center;
}

.mermaid svg {
    max-width: 100%;
}

/* ── Collapsible nav section (bottom of sidebar) ─────────────── */
.sidebar-nav-section {
    border-top: 1px solid var(--border-color);
    flex-shrink: 1;
    overflow-y: auto;
    background: var(--bg-secondary);
}
.sidebar-nav-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all var(--transition);
    text-align: left;
}
.sidebar-nav-toggle:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}
.nav-toggle-icon {
    font-size: 15px;
    width: 20px;
    text-align: center;
}
.nav-toggle-label {
    flex: 1;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 11px;
}
.nav-toggle-arrow {
    font-size: 10px;
    transition: transform var(--transition);
    color: var(--text-muted);
}
.nav-toggle-arrow.collapsed {
    transform: rotate(180deg);
}
.sidebar-nav {
    padding: 4px 12px 8px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
    max-height: 300px;
    transition: max-height 0.3s ease, padding 0.3s ease, opacity 0.2s ease;
    opacity: 1;
}
.sidebar-nav.nav-collapsed {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
}

/* ═══════════════════════════════════════════════════════════════
   Super Agent v6.0 — Chat UI Redesign (Manus/Grok style)
   ═══════════════════════════════════════════════════════════════ */

/* ── Message Layout ─────────────────────────────────────────── */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 32px 0;
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 100%;
}

.message {
    display: flex;
    gap: 16px;
    max-width: 780px;
    width: 100%;
    margin: 0 auto;
    padding: 16px 24px;
    animation: fadeIn 0.25s ease;
    border-radius: 0;
    position: relative;
}

.message:hover {
    background: rgba(255,255,255,0.02);
}

.message.user {
    align-self: unset;
    flex-direction: row;
}

/* ── Avatars ────────────────────────────────────────────────── */
.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    flex-shrink: 0;
    margin-top: 2px;
}

.message.assistant .message-avatar {
    background: linear-gradient(135deg, #6366f1, #a855f7);
    color: white;
    box-shadow: 0 2px 8px rgba(99,102,241,0.35);
}

.message.user .message-avatar {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
}

/* ── Message Body ───────────────────────────────────────────── */
.message-body {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

/* ── Message Content — NO BUBBLE for assistant ──────────────── */
.message-content {
    padding: 0;
    border-radius: 0;
    background: none !important;
    border: none !important;
    font-size: 15px;
    line-height: 1.75;
    word-wrap: break-word;
    color: var(--text-primary);
    max-height: none !important;
    overflow: visible !important;
}

.message.assistant .message-content {
    background: none !important;
    border: none !important;
    border-top-left-radius: 0 !important;
}

/* ── User message — subtle pill ─────────────────────────────── */
.message.user .message-content {
    background: rgba(99, 102, 241, 0.12) !important;
    border: 1px solid rgba(99, 102, 241, 0.2) !important;
    border-radius: 12px 12px 4px 12px !important;
    padding: 10px 16px !important;
    color: var(--text-primary) !important;
    font-size: 15px;
}

/* ── Typography inside messages ─────────────────────────────── */
.message-content p {
    margin: 0 0 12px 0;
    color: var(--text-primary);
    font-size: 15px;
    line-height: 1.75;
}

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

.message-content h1,
.message-content h2,
.message-content h3,
.message-content h4 {
    font-weight: 700;
    color: var(--text-primary);
    margin: 20px 0 8px 0;
    line-height: 1.3;
}

.message-content h1 { font-size: 22px; }
.message-content h2 { font-size: 18px; border-bottom: 1px solid var(--border-color); padding-bottom: 6px; }
.message-content h3 { font-size: 16px; color: var(--text-accent); }
.message-content h4 { font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); }

.message-content strong, .message-content b {
    font-weight: 700;
    color: var(--text-primary);
}

.message-content em, .message-content i {
    font-style: italic;
    color: var(--text-secondary);
}

.message-content ul,
.message-content ol {
    margin: 8px 0 12px 0;
    padding-left: 20px;
}

.message-content li {
    margin: 4px 0;
    line-height: 1.7;
    font-size: 15px;
    color: var(--text-primary);
}

.message-content ul li::marker {
    color: var(--accent-primary);
}

.message-content ol li::marker {
    color: var(--accent-primary);
    font-weight: 600;
}

/* ── Inline code ────────────────────────────────────────────── */
.message-content code:not(pre code) {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 4px;
    padding: 1px 6px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: #a5b4fc;
    white-space: nowrap;
}

/* ── Code blocks ────────────────────────────────────────────── */
.code-block {
    margin: 12px 0;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-code);
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    background: rgba(255,255,255,0.04);
    border-bottom: 1px solid var(--border-color);
}

.code-filename {
    font-size: 12px;
    color: var(--text-accent);
    font-family: var(--font-mono);
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.code-content {
    padding: 14px 18px;
    background: var(--bg-code);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 13.5px;
    line-height: 1.65;
    color: #e2e8f0;
    white-space: pre;
    tab-size: 2;
    max-height: none;
}

/* ── Blockquote ─────────────────────────────────────────────── */
.message-content blockquote {
    border-left: 3px solid var(--accent-primary);
    padding: 10px 16px;
    margin: 12px 0;
    background: rgba(99, 102, 241, 0.06);
    border-radius: 0 8px 8px 0;
    color: var(--text-secondary);
    font-style: italic;
    font-size: 14px;
}

/* ── Message meta ───────────────────────────────────────────── */
.message-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11.5px;
    color: var(--text-muted);
    padding: 4px 0 0 0;
    margin-top: 2px;
}

.message-cost {
    color: var(--accent-green);
    font-weight: 600;
}

/* ── Message actions (hover) ────────────────────────────────── */
.message-actions {
    opacity: 0;
    transition: opacity 0.15s ease;
    position: absolute;
    right: 24px;
    top: 16px;
}

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

/* ── Separator between user/assistant ──────────────────────── */
.message.user + .message.assistant {
    padding-top: 20px;
}

.message.assistant + .message.user {
    padding-top: 20px;
}

/* ── Thinking / Agent steps ─────────────────────────────────── */
.agent-status {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px 12px;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.12);
    border-radius: 8px;
    margin-bottom: 10px;
}

.agent-step {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: var(--text-secondary);
}

/* ── Sender name ────────────────────────────────────────────── */
.message-sender {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.message.assistant .message-sender {
    color: var(--accent-primary);
}

/* ── Chat area max-width centering ──────────────────────────── */
.chat-area {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
    position: relative;
}

/* ── Light theme overrides ──────────────────────────────────── */
[data-theme="light"] .message-content {
    color: #1a1a2e;
}

[data-theme="light"] .message.user .message-content {
    background: rgba(99, 102, 241, 0.08) !important;
    border-color: rgba(99, 102, 241, 0.2) !important;
    color: #1a1a2e !important;
}

[data-theme="light"] .message.assistant .message-content {
    background: none !important;
    border: none !important;
}

[data-theme="light"] .message-content code:not(pre code) {
    background: rgba(99, 102, 241, 0.08);
    color: #4f46e5;
}