:root {
    --bg-primary: #0f1117;
    --bg-secondary: #161822;
    --bg-tertiary: #1c1f2e;
    --bg-card: #1a1d2b;
    --bg-hover: #252838;
    --border-color: #2a2d3d;
    --text-primary: #e4e6f0;
    --text-secondary: #9ca3b8;
    --text-muted: #6b7280;
    --accent: #6366f1;
    --accent-hover: #818cf8;
    --accent-bg: rgba(99, 102, 241, 0.1);
    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.1);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --warning: #f59e0b;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.4);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

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

[x-cloak] { display: none !important; }

/* App Layout */
.app-layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-header { padding: 20px; border-bottom: 1px solid var(--border-color); }

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 700;
}

.sidebar-logo:hover { color: var(--text-primary); }

.sidebar-nav { flex: 1; padding: 12px; }

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.15s;
}

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

.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; }

.nav-item-active { background: var(--accent-bg); color: var(--accent); }
.nav-item-active:hover { color: var(--accent-hover); }

.sidebar-footer { padding: 12px; border-top: 1px solid var(--border-color); }

/* Main Content */
.main-content { flex: 1; margin-left: 260px; }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-title { font-size: 20px; font-weight: 600; }

.topbar-right { position: relative; }

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 14px;
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
}

.chevron { width: 16px; height: 16px; transition: transform 0.15s; }
.chevron-up { transform: rotate(180deg); }

.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 180px;
    overflow: hidden;
}

.dropdown-item {
    display: block;
    padding: 10px 16px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
}

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

.dropdown-divider { height: 1px; background: var(--border-color); }

.logout-item { color: var(--danger); }
.logout-item:hover { background: var(--danger-bg); }

.content { padding: 32px; }

/* Auth Layout */
.auth-layout {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-primary);
}

.auth-container { width: 100%; max-width: 420px; padding: 20px; }

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-lg);
}

.auth-header { text-align: center; margin-bottom: 28px; }
.auth-header svg { margin-bottom: 16px; }
.auth-header h1 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.auth-header p { color: var(--text-secondary); font-size: 14px; }

.auth-form { display: flex; flex-direction: column; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 14px; font-weight: 500; color: var(--text-secondary); }

.form-group input {
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: border-color 0.15s;
}

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

.form-hint { font-size: 12px; color: var(--text-muted); }
.form-error { font-size: 13px; color: var(--danger); padding: 8px 12px; background: var(--danger-bg); border-radius: var(--radius); }
.form-success { font-size: 13px; color: var(--success); padding: 8px 12px; background: var(--success-bg); border-radius: var(--radius); }

.auth-footer { text-align: center; margin-top: 20px; font-size: 14px; color: var(--text-secondary); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.btn:disabled { opacity: 0.6; cursor: not-allowed; }

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

.btn-outline { background: transparent; border-color: var(--border-color); color: var(--text-primary); }
.btn-outline:hover:not(:disabled) { background: var(--bg-hover); }

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover:not(:disabled) { background: #dc2626; }

.btn-full { width: 100%; padding: 12px; }
.btn-sm { padding: 6px 12px; font-size: 13px; }

/* Dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon svg { width: 24px; height: 24px; }
.stat-icon-blue { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
.stat-icon-green { background: var(--success-bg); color: var(--success); }
.stat-icon-purple { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }
.stat-icon-orange { background: rgba(245, 158, 11, 0.15); color: var(--warning); }

.stat-value { font-size: 24px; font-weight: 700; display: block; }
.stat-label { font-size: 13px; color: var(--text-secondary); }

/* Sections */
.section { margin-bottom: 32px; }

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

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

.link { font-size: 14px; color: var(--accent); }

/* Quick Actions */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.action-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    transition: all 0.15s;
}

.action-card:hover { border-color: var(--accent); background: var(--bg-hover); }
.action-card svg { width: 32px; height: 32px; color: var(--accent); flex-shrink: 0; }
.action-card h3 { font-size: 15px; font-weight: 600; margin-bottom: 2px; }
.action-card p { font-size: 13px; color: var(--text-secondary); }

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

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

.connector-item-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.connector-item-icon.connected { background: var(--success-bg); color: var(--success); }

.connector-item-info { flex: 1; }
.connector-item-info h3 { font-size: 14px; font-weight: 600; }
.connector-item-info p { font-size: 12px; color: var(--text-secondary); }

/* Status Badge */
.status-badge {
    font-size: 12px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 999px;
}

.status-connected { background: var(--success-bg); color: var(--success); }
.status-disconnected { background: var(--bg-tertiary); color: var(--text-muted); }

/* Connectors Grid */
.connectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.connector-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.connector-card-header { display: flex; align-items: center; justify-content: space-between; }

.connector-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.connector-card-icon.connected { background: var(--success-bg); color: var(--success); }

.connector-card-body h3 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.connector-card-body p { font-size: 13px; color: var(--text-secondary); margin-bottom: 8px; }

.connector-card-meta { display: flex; gap: 12px; font-size: 12px; color: var(--text-muted); }
.meta-dot { position: relative; padding-left: 12px; }
.meta-dot::before { content: ''; position: absolute; left: 4px; top: 50%; width: 3px; height: 3px; border-radius: 50%; background: var(--text-muted); transform: translateY(-50%); }

.connector-card-actions { display: flex; gap: 8px; margin-top: auto; }

/* API Keys */
.api-keys-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }

.api-key-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.api-key-value {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 13px;
    background: var(--bg-tertiary);
    padding: 4px 10px;
    border-radius: 4px;
}

.api-key-meta { display: block; font-size: 12px; color: var(--text-muted); margin-top: 4px; }

.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-secondary);
}

.empty-state svg { width: 48px; height: 48px; margin-bottom: 16px; color: var(--text-muted); }
.empty-state h3 { font-size: 16px; margin-bottom: 8px; color: var(--text-primary); }
.empty-state p { font-size: 14px; }

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-lg);
}

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

.modal-header h3 { font-size: 16px; font-weight: 600; }

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

.modal-body { padding: 24px; }
.modal-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 20px; }

.new-key-result { margin: 16px 0; }
.new-key-warning { font-size: 13px; color: var(--warning); margin-bottom: 8px; }

.new-key-display {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.new-key-display code {
    flex: 1;
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 12px;
    word-break: break-all;
}

/* Settings */
.settings-page { max-width: 600px; }

.settings-section {
    margin-bottom: 32px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.settings-section h2 { font-size: 16px; font-weight: 600; margin-bottom: 20px; }

.settings-form { display: flex; flex-direction: column; gap: 16px; }

.settings-section-danger { border-color: rgba(239, 68, 68, 0.3); }
.settings-section-danger h2 { color: var(--danger); }

.danger-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.danger-actions h3 { font-size: 14px; font-weight: 600; }
.danger-actions p { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }

.inline-form { display: inline; }

/* Flash Messages */
.flash-messages { margin-bottom: 20px; }
.flash { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 8px; font-size: 14px; }
.flash-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(34, 197, 94, 0.2); }
.flash-error { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.2); }
.flash-info { background: var(--accent-bg); color: var(--accent); border: 1px solid rgba(99, 102, 241, 0.2); }

/* Responsive */
@media (max-width: 768px) {
    .sidebar { display: none; }
    .main-content { margin-left: 0; }
    .content { padding: 16px; }
    .topbar { padding: 12px 16px; }
    .connectors-grid { grid-template-columns: 1fr; }
    .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
    .danger-actions { flex-direction: column; align-items: flex-start; }
}

/* Connector Detail Page */
.connector-detail { max-width: 900px; }

.detail-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 32px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.detail-header-info {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.connector-icon-large {
    width: 64px;
    height: 64px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    flex-shrink: 0;
}

.connector-icon-large.connected { background: var(--success-bg); color: var(--success); }

.detail-header-info h1 { font-size: 24px; margin-bottom: 4px; }

.connector-desc { font-size: 14px; color: var(--text-secondary); margin-bottom: 12px; }

.status-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.status-row .meta { font-size: 12px; color: var(--text-muted); }

.status-healthy { background: var(--success-bg); color: var(--success); }
.status-unhealthy { background: var(--danger-bg); color: var(--danger); }

.detail-actions { flex-shrink: 0; }

.detail-section {
    margin-bottom: 32px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.detail-section h2 {
    font-size: 18px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.detail-section h2 .count { font-weight: normal; font-size: 14px; color: var(--text-muted); }

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

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

.tool-card h3 { font-size: 14px; font-weight: 600; margin-bottom: 8px; color: var(--accent); }

.tool-card p { font-size: 13px; color: var(--text-secondary); margin-bottom: 12px; }

.tool-params { font-size: 12px; }

.tool-params ul { margin-top: 4px; padding-left: 16px; }

.tool-params code { background: var(--bg-primary); padding: 2px 6px; border-radius: 4px; font-size: 11px; }

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

.resource-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.resource-icon { font-size: 24px; }

.resource-info h3 { font-size: 14px; font-weight: 600; margin-bottom: 4px; }

.resource-uri { font-size: 12px; background: var(--bg-primary); padding: 2px 6px; border-radius: 4px; }

.resource-info p { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }

.mime-type {
    display: inline-block;
    font-size: 11px;
    background: var(--accent-bg);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 4px;
    margin-top: 8px;
}

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

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

.prompt-card h3 { font-size: 14px; font-weight: 600; margin-bottom: 8px; color: var(--warning); }

.prompt-card p { font-size: 13px; color: var(--text-secondary); margin-bottom: 12px; }

.prompt-args { font-size: 12px; }

.prompt-args ul { margin-top: 4px; padding-left: 16px; }

.prompt-args code { background: var(--bg-primary); padding: 2px 6px; border-radius: 4px; font-size: 11px; }

.connector-card-body-link { text-decoration: none; color: inherit; display: block; }

.connector-card-body-link:hover .connector-card-body { background: var(--bg-hover); }

/* Client Connection Section */
.section-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

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

.client-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.client-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.client-icon {
    font-size: 24px;
}

.warning-box {
    background: var(--warning);
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--warning);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 20px;
}

.warning-box p {
    color: var(--warning);
    margin: 0;
}

.warning-box a {
    color: var(--warning);
    text-decoration: underline;
}

.client-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.client-instructions {
    font-size: 13px;
}

.client-instructions p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.code-block {
    background: var(--bg-primary);
    border-radius: var(--radius);
    padding: 12px;
    margin-bottom: 12px;
    overflow-x: auto;
}

.code-block pre {
    margin: 0;
    font-size: 11px;
    color: var(--text-secondary);
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
}

.copy-btn {
    width: 100%;
    padding: 8px 16px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 13px;
    cursor: pointer;
    transition: background 0.2s;
}

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

/* Status badges */
.status-pending {
    background: var(--warning);
    color: white;
}

.info-box {
    background: var(--accent-bg);
    border: 1px solid var(--accent);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 24px;
}

.info-box p {
    margin: 0;
    color: var(--accent);
}