.connection-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--bg-secondary) 100%);
    padding: var(--space-6);
}

.startup-loader {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: color-mix(in srgb, var(--bg-secondary) 78%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    z-index: calc(var(--z-toast) + 10);
}

.startup-loader-card {
    min-width: 300px;
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    text-align: center;
}

.startup-loader-card p {
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

.startup-loader-spinner {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 3px solid color-mix(in srgb, var(--primary-500) 18%, var(--border-color));
    border-top-color: var(--primary-500);
    animation: spin 0.8s linear infinite;
}

.connection-card {
    width: 100%;
    max-width: 480px;
    padding: var(--space-10);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.connection-card .brand {
    text-align: center;
    margin-bottom: var(--space-8);
}

.connection-card .logo {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    color: white;
}

.connection-card .logo svg {
    width: 32px;
    height: 32px;
}

.connection-card h1 {
    font-size: var(--text-2xl);
    font-weight: 800;
    margin-bottom: var(--space-1);
    color: var(--text-primary);
}

.connection-card p {
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

/* Connection Form Styles */
.connection-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.connection-form .form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.connection-form label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.connection-form input[type="url"],
.connection-form input[type="password"],
.connection-form input[type="text"] {
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
    outline: none;
    width: 100%;
    height: 44px;
}

.connection-form input:focus {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px var(--primary-100);
}

.connection-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.connection-form .form-options {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-2);
}

.connection-form .checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    cursor: pointer;
}

.connection-form .checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-500);
}

/* Dashboard Layout */
.dashboard {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: var(--z-sticky);
    transition: width var(--transition-slow);
    overflow: hidden;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    height: var(--top-bar-height);
    border-bottom: 1px solid var(--border-light);
}

.sidebar-header .logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.sidebar-header .logo svg {
    width: 20px;
    height: 20px;
}

.brand-text {
    font-weight: 700;
    font-size: var(--text-lg);
    white-space: nowrap;
    transition: opacity var(--transition-base);
}

.sidebar.collapsed .brand-text {
    opacity: 0;
    width: 0;
}

.sidebar-toggle {
    margin-left: auto;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    transition: all var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
}

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

.sidebar.collapsed .sidebar-toggle {
    transform: rotate(180deg);
    margin-left: 0;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4) var(--space-3);
}

.nav-section {
    margin-bottom: var(--space-6);
}

.nav-label {
    display: block;
    padding: 0 var(--space-4);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    margin-bottom: var(--space-2);
    white-space: nowrap;
    transition: opacity var(--transition-base);
}

.sidebar.collapsed .nav-label {
    opacity: 0;
    height: 0;
    margin: 0;
    overflow: hidden;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
    margin-bottom: var(--space-1);
    position: relative;
    text-decoration: none;
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

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

.nav-item.active {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: var(--shadow-md);
}

.nav-item.active svg {
    color: white;
}

.nav-badge {
    margin-left: auto;
    background: var(--primary-100);
    color: var(--primary-700);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

.nav-item.active .nav-badge {
    background: rgba(255,255,255,0.2);
    color: white;
}

.sidebar.collapsed .nav-item span:not(.nav-badge) {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar.collapsed .nav-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    font-size: 10px;
    min-width: 18px;
    padding: 1px 4px;
}

.sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--border-light);
}

.store-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    font-size: var(--text-sm);
    font-weight: 500;
    white-space: nowrap;
}

.store-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.store-status.online {
    background: var(--success-500);
    box-shadow: 0 0 0 3px var(--success-50);
}

.sidebar.collapsed .store-info {
    justify-content: center;
}

.sidebar.collapsed .store-info span {
    display: none;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-slow);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.sidebar.collapsed ~ .main-content {
    margin-left: var(--sidebar-collapsed);
}

/* Top Bar */
.top-bar {
    height: var(--top-bar-height);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-6);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    gap: var(--space-4);
}

.search-bar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-2) var(--space-4);
    width: min(400px, 100%);
    flex: 1 1 320px;
    min-width: 0;
    transition: all var(--transition-fast);
}

.search-bar:focus-within {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px var(--primary-100);
}

.search-bar svg {
    width: 18px;
    height: 18px;
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.search-bar input {
    border: none;
    background: none;
    outline: none;
    width: 100%;
    color: var(--text-primary);
    font-size: var(--text-sm);
}

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

.top-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

.mobile-menu-toggle {
    display: none;
    flex-shrink: 0;
}

.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    position: relative;
    transition: all var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
}

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

.icon-btn.active {
    background: color-mix(in srgb, var(--primary-500) 18%, var(--bg-secondary));
    color: var(--primary-500);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--primary-400) 28%, transparent);
}

.icon-btn svg {
    width: 20px;
    height: 20px;
}

.notification-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--danger-500);
    border-radius: 50%;
    border: 2px solid var(--bg-primary);
}

.avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--border-color);
}

/* Page Content */
.page-content {
    flex: 1;
    padding: var(--space-6);
    overflow-y: auto;
    min-width: 0;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    gap: var(--space-4);
    flex-wrap: wrap;
}

.page-header h1 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
}

.page-header-actions {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}

.stat-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-fast);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon.primary { background: var(--primary-50); color: var(--primary-600); }
.stat-icon.success { background: var(--success-50); color: var(--success-600); }
.stat-icon.warning { background: var(--warning-50); color: var(--warning-600); }
.stat-icon.danger { background: var(--danger-50); color: var(--danger-600); }

.stat-icon svg {
    width: 22px;
    height: 22px;
}

.stat-trend {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-xs);
    font-weight: 600;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-md);
}

.stat-trend.up {
    background: var(--success-50);
    color: var(--success-600);
}

.stat-trend.down {
    background: var(--danger-50);
    color: var(--danger-600);
}

.stat-value {
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

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

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-6);
}

.content-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.content-card-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.content-card-header h2 {
    font-size: var(--text-lg);
    font-weight: 600;
}

.content-card-body {
    padding: var(--space-5) var(--space-6);
}