/* ==========================================
   Chat Switchboard - Styles
   ========================================== */

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

:root {
    --bg-primary: #212121;
    --bg-secondary: #171717;
    --bg-tertiary: #2f2f2f;
    --text-primary: #ececec;
    --text-secondary: #b4b4b4;
    --accent: #10a37f;
    --accent-hover: #0d8a6a;
    --border: #3a3a3a;
    --code-bg: #1e1e1e;
    --error: #ff6b6b;
    --success: #10a37f;
    --warning: #ffd93d;
    --thinking-bg: #1a1a2e;
    --thinking-border: #4a4a6a;
    --thinking-text: #a0a0c0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: var(--bg-secondary);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    flex-shrink: 0;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent);
}

.header-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

/* Buttons */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: transparent; color: var(--error); border: 1px solid var(--error); }
.btn-danger:hover { background: var(--error); color: white; }
.btn-small { padding: 0.25rem 0.5rem; font-size: 0.75rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Layout */
.main-container {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
}

.sidebar.collapsed { width: 0; overflow: hidden; }

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

.sidebar-title {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.new-chat-btn { margin: 1rem; width: calc(100% - 2rem); }

.chat-history { flex: 1; overflow-y: auto; padding: 0.5rem; }

.chat-history-item {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    margin-bottom: 0.25rem;
    transition: background 0.2s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
}

.chat-history-item:hover { background: var(--bg-tertiary); }
.chat-history-item.active { background: var(--bg-tertiary); border-left: 3px solid var(--accent); }

.chat-history-item .title {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 0.875rem;
}

.chat-history-item .item-actions {
    display: flex;
    gap: 0.25rem;
    opacity: 0;
    transition: opacity 0.2s;
}

.chat-history-item:hover .item-actions { opacity: 1; }

.chat-history-item .item-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.2s;
}

.chat-history-item .item-btn:hover { color: var(--text-primary); background: rgba(255,255,255,0.1); }
.chat-history-item .item-btn.delete:hover { color: var(--error); background: rgba(255, 107, 107, 0.1); }

/* Chat Area */
.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 2rem;
    min-height: 0;
}

/* Messages */
.message {
    max-width: 800px;
    margin: 0 auto 1.5rem;
    animation: fadeIn 0.3s ease;
}

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

.message-content {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.message.user .message-avatar { background: var(--accent); }
.message.assistant .message-avatar { background: linear-gradient(135deg, #6366f1, #8b5cf6); }

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

.message-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.message-role {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.message-time {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.message-actions {
    display: flex;
    gap: 0.25rem;
    opacity: 0;
    transition: opacity 0.2s;
}

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

.message-action-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    transition: all 0.2s;
}

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

.message-text {
    line-height: 1.6;
    word-wrap: break-word;
}

.message-text p { margin-bottom: 0.75rem; }
.message-text p:last-child { margin-bottom: 0; }

/* Code blocks */
.message-text code {
    background: var(--code-bg);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Fira Code', 'Monaco', 'Consolas', monospace;
    font-size: 0.875em;
}

.message-text pre {
    background: var(--code-bg);
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 0.75rem 0;
    position: relative;
}

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

.copy-code-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
}

.message-text pre:hover .copy-code-btn { opacity: 1; }
.copy-code-btn:hover { background: var(--border); color: var(--text-primary); }

/* ==========================================
   THINKING BLOCKS - Collapsible & Styled
   ========================================== */
.thinking-block {
    background: var(--thinking-bg);
    border: 1px solid var(--thinking-border);
    border-radius: 8px;
    margin: 0.75rem 0;
    overflow: hidden;
}

.thinking-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(74, 74, 106, 0.3);
    cursor: pointer;
    user-select: none;
    transition: background 0.2s;
}

.thinking-header:hover {
    background: rgba(74, 74, 106, 0.5);
}

.thinking-toggle {
    font-size: 0.75rem;
    transition: transform 0.2s;
    color: var(--thinking-text);
}

.thinking-block.collapsed .thinking-toggle {
    transform: rotate(-90deg);
}

.thinking-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--thinking-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.thinking-content {
    padding: 1rem;
    color: var(--thinking-text);
    font-size: 0.9rem;
    line-height: 1.5;
    max-height: 300px;
    overflow-y: auto;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.thinking-block.collapsed .thinking-content {
    max-height: 0;
    padding: 0 1rem;
    overflow: hidden;
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 0.5rem 0;
}

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

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

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

/* Input Area */
.input-area {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 1rem 2rem;
    flex-shrink: 0;
}

.input-container { max-width: 800px; margin: 0 auto; }

.input-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.model-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.model-selector label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.model-selector select {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
    cursor: pointer;
    max-width: 200px;
}

.model-selector select:focus { outline: none; border-color: var(--accent); }

.input-shortcuts {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.input-shortcuts kbd {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 0.1rem 0.3rem;
    font-family: inherit;
}

.input-wrapper {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
    transition: border-color 0.2s ease;
}

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

.input-wrapper textarea {
    width: 100%;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    resize: none;
    outline: none;
    line-height: 1.5;
    max-height: 200px;
    min-height: 60px;
}

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

.input-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.input-left { display: flex; gap: 0.5rem; align-items: center; }

.send-btn {
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.send-btn:hover:not(:disabled) { background: var(--accent-hover); }
.send-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.stop-btn {
    padding: 0.5rem 1rem;
    background: var(--error);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    display: none;
    align-items: center;
    gap: 0.5rem;
}

.stop-btn:hover { background: #ff5252; }
.stop-btn.visible { display: flex; }

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

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

.modal {
    background: var(--bg-secondary);
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 { font-size: 1.25rem; font-weight: 600; }

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 6px;
    transition: all 0.2s;
    font-size: 1.5rem;
    line-height: 1;
}

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

.modal-body { padding: 1.5rem; }

.form-group { margin-bottom: 1.5rem; }

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.toggle-group {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.toggle-label { font-weight: 500; }

.toggle-switch {
    position: relative;
    width: 50px;
    height: 26px;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--border);
    border-radius: 26px;
    transition: 0.3s;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: 0.3s;
}

.toggle-switch input:checked + .toggle-slider { background: var(--accent); }
.toggle-switch input:checked + .toggle-slider:before { transform: translateX(24px); }

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Toast */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideIn 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

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

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--error); }
.toast.warning { border-left: 3px solid var(--warning); }

.toast-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    margin-left: auto;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    padding: 2rem;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.empty-state-icon svg { width: 40px; height: 40px; stroke: var(--accent); }
.empty-state h2 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.empty-state p { color: var(--text-secondary); max-width: 400px; }

/* Dropdown */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    min-width: 160px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 100;
}

.dropdown-content.show { display: block; }

.dropdown-item {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
    font-size: 0.875rem;
    transition: background 0.2s;
}

.dropdown-item:hover { background: var(--bg-tertiary); }
.dropdown-item:first-child { border-radius: 8px 8px 0 0; }
.dropdown-item:last-child { border-radius: 0 0 8px 8px; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: 0; top: 0; bottom: 0;
        z-index: 100;
        transform: translateX(-100%);
    }
    .sidebar.open { transform: translateX(0); }
    .header { padding: 1rem; }
    .chat-messages { padding: 1rem; }
    .input-area { padding: 1rem; }
    .form-row { grid-template-columns: 1fr; }
    .input-top-bar { flex-direction: column; align-items: flex-start; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* ── Connection Status ──────────────────── */
.connection-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.7rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.2s;
    user-select: none;
}
.connection-status:hover { opacity: 0.8; }

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.connection-status.managed .status-dot { background: #22c55e; }
.connection-status.managed { color: #22c55e; border: 1px solid rgba(34, 197, 94, 0.3); }

.connection-status.available .status-dot { background: #f59e0b; }
.connection-status.available { color: #f59e0b; border: 1px solid rgba(245, 158, 11, 0.3); }

.connection-status.offline .status-dot { background: var(--text-secondary); }
.connection-status.offline { color: var(--text-secondary); border: 1px solid var(--border); }

/* ── Auth Modal ─────────────────────────── */
.auth-modal {
    max-width: 400px;
}

.auth-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.auth-tab {
    flex: 1;
    padding: 0.6rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
}

.auth-tab:hover { color: var(--text-primary); }
.auth-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.auth-error {
    color: #ef4444;
    font-size: 0.85rem;
    min-height: 1.2rem;
    margin-top: 0.5rem;
}

/* ── App Hidden (splash gate active) ─────── */

.app-hidden {
    display: none !important;
}

#appContainer {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

/* ── Splash Gate ─────────────────────────── */

.splash-gate {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--bg-primary);
    align-items: center;
    justify-content: center;
}

.splash-gate.visible {
    display: flex;
}

.splash-card {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.splash-brand {
    text-align: center;
    margin-bottom: 2rem;
}

.splash-logo {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.splash-brand h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.splash-tagline {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.splash-form {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.splash-form .auth-tabs {
    margin-bottom: 1rem;
}

.splash-actions {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.splash-divider {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0.25rem 0;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.splash-divider::before,
.splash-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}


/* ── Admin Panel ─────────────────────────── */

.admin-modal {
    max-width: 700px;
    width: 90vw;
}

.admin-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1rem;
}

.admin-tab {
    padding: 0.5rem 1rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
}

.admin-tab:hover { color: var(--text-primary); }
.admin-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.admin-user-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
}

.admin-user-row:last-child { border-bottom: none; }

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

.admin-user-name {
    font-weight: 600;
    display: block;
}

.admin-user-email {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.admin-user-meta {
    display: flex;
    gap: 0.4rem;
}

.admin-badge {
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.admin-badge-admin { background: #7c3aed22; color: #a78bfa; }
.admin-badge-user { background: #3b82f622; color: #60a5fa; }
.admin-badge-moderator { background: #f59e0b22; color: #fbbf24; }
.admin-badge-active { background: #10b98122; color: #34d399; }
.admin-badge-inactive { background: #ef444422; color: #f87171; }

.admin-user-actions {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}

.admin-role-select {
    padding: 0.2rem 0.4rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 0.8rem;
}

.admin-you {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-style: italic;
}

.btn-warning { background: #f59e0b; color: #000; }
.btn-danger { background: #ef4444; color: #fff; }
.btn-success { background: #10b981; color: #fff; }
.btn-small { padding: 0.2rem 0.5rem; font-size: 0.75rem; }

.admin-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.75rem;
}

.admin-stat-card {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
}

.admin-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.admin-stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.admin-loading, .admin-empty, .admin-error {
    padding: 1rem;
    text-align: center;
    color: var(--text-secondary);
}

.admin-error { color: #ef4444; }

.toggle-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

/* ── Admin Add User / Reset Password ─────── */

.admin-add-user-toggle {
    margin-bottom: 0.75rem;
}

.admin-add-user-form {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem;
    margin-bottom: 0.75rem;
}

.admin-form-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.admin-form-row:last-child {
    margin-bottom: 0;
}

.admin-input {
    flex: 1;
    padding: 0.4rem 0.6rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 0.85rem;
}

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

.admin-reset-dialog {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: 8px;
}

.admin-reset-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.25rem;
    min-width: 300px;
}

.admin-reset-card h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
}

.admin-reset-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin: 0 0 0.75rem 0;
}

.admin-reset-card .admin-input {
    width: 100%;
    margin-bottom: 0.75rem;
    box-sizing: border-box;
}

.admin-modal .modal-body {
    position: relative;
}

/* ── Profile Section in Settings ─────────── */

.settings-section-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent);
    margin: 0 0 0.75rem 0;
}

.settings-divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 1rem 0;
}

.profile-password-row {
    margin-top: 0.5rem;
}

#profileChangePwForm {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
}

#profileChangePwForm .form-group {
    margin-bottom: 0.5rem;
}

/* ── API Providers List ──────────────────── */

.provider-list {
    margin-bottom: 0.5rem;
}

.provider-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 0.4rem;
    background: var(--bg-primary);
}

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

.provider-name {
    font-weight: 600;
    font-size: 0.9rem;
    display: block;
}

.provider-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.provider-actions {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.provider-empty {
    padding: 0.75rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border: 1px dashed var(--border);
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.provider-add-toggle {
    margin-bottom: 0.5rem;
}

.provider-add-form {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
}

.provider-add-form .form-group {
    margin-bottom: 0.5rem;
}

.provider-add-form .form-group:last-of-type {
    margin-bottom: 0.75rem;
}

.admin-hint {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0 0 0.75rem 0;
}

/* ── Admin Models Tab ────────────────────── */

.admin-models-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.admin-models-header .admin-hint {
    flex: 1;
    margin: 0;
}

.admin-model-group {
    margin-bottom: 1rem;
}

.admin-model-group-header {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.25rem;
}

.admin-model-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border);
}

.admin-model-row:last-child {
    border-bottom: none;
}

.admin-model-toggle {
    flex-shrink: 0;
}

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

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

.admin-model-name {
    font-weight: 500;
    font-size: 0.85rem;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-model-id {
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-family: monospace;
}

.admin-model-caps {
    display: flex;
    gap: 0.25rem;
    flex-shrink: 0;
}

.cap-badge {
    font-size: 0.65rem;
    padding: 0.1rem 0.35rem;
    border-radius: 3px;
    border: 1px solid var(--border);
    cursor: pointer;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    background: none;
    transition: all 0.15s;
}

.cap-active {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
}

.cap-inactive {
    color: var(--text-secondary);
    opacity: 0.5;
}

.cap-badge:hover {
    opacity: 1;
}

.admin-model-actions {
    flex-shrink: 0;
}

/* ── Settings Mode Badge ─────────────────── */

.settings-mode-badge {
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.mode-managed {
    background: #10b98115;
    border: 1px solid #10b98133;
    color: #34d399;
}

.mode-unmanaged {
    background: #f59e0b15;
    border: 1px solid #f59e0b33;
    color: #fbbf24;
}

/* ── Debug Modal ─────────────────────────── */

.debug-modal {
    max-width: 900px;
    height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden; /* override base .modal overflow-y: auto */
}

.debug-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    padding: 0 1rem;
    background: var(--bg-secondary);
}

.debug-tab {
    padding: 0.5rem 1rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.8rem;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

.debug-tab:hover { color: var(--text-primary); }
.debug-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.debug-modal-body {
    flex: 1;
    overflow: hidden;
    padding: 0 !important;
}

.debug-tab-content {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.debug-toolbar {
    display: flex;
    gap: 1rem;
    padding: 0.4rem 1rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.75rem;
}

.debug-check {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.debug-content {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.72rem;
    line-height: 1.5;
}

.debug-entry {
    padding: 1px 0.5rem;
    border-bottom: 1px solid rgba(128, 128, 128, 0.08);
    white-space: pre-wrap;
    word-break: break-all;
}

.debug-entry:hover {
    background: rgba(255, 255, 255, 0.02);
}

.debug-time {
    color: var(--text-secondary);
    opacity: 0.6;
    font-size: 0.68rem;
}

.debug-msg {
    color: var(--text-primary);
}

.debug-empty {
    color: var(--text-secondary);
    text-align: center;
    padding: 2rem;
    font-family: inherit;
}

.debug-net-entry {
    border-bottom: 1px solid var(--border);
}

.debug-net-entry summary {
    padding: 0.4rem 0.5rem;
    cursor: pointer;
    font-size: 0.75rem;
}

.debug-net-entry summary:hover {
    background: rgba(255, 255, 255, 0.02);
}

.debug-net-method {
    font-weight: bold;
    color: var(--accent);
    min-width: 3em;
    display: inline-block;
}

.debug-net-url {
    color: var(--text-primary);
    word-break: break-all;
}

.debug-net-detail {
    padding: 0.5rem 1rem;
    font-size: 0.72rem;
}

.debug-pre {
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 200px;
    overflow: auto;
    padding: 0.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
    margin: 0.3rem 0;
}

.debug-state-pre {
    max-height: none;
    font-size: 0.75rem;
}

.debug-footer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-top: 1px solid var(--border);
}