:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a1f35;
    --bg-hover: #242b44;
    --border-color: #2a3152;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-green: #10b981;
    --accent-yellow: #f59e0b;
    --accent-red: #ef4444;
    --accent-purple: #8b5cf6;
    --gradient-blue: linear-gradient(135deg, #3b82f6, #06b6d4);
    --gradient-green: linear-gradient(135deg, #10b981, #06b6d4);
    --gradient-purple: linear-gradient(135deg, #8b5cf6, #3b82f6);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.15);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

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

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

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

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

.layout { display: flex; min-height: 100vh; }

.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;
    transition: var(--transition);
}

.sidebar-logo {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-blue);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
}

.sidebar-logo .logo-text {
    font-size: 20px;
    font-weight: 700;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-nav { flex: 1; padding: 16px 12px; overflow-y: auto; }

.nav-section {
    margin-bottom: 24px;
}

.nav-section-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 0 12px;
    margin-bottom: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
    margin-bottom: 2px;
}

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

.nav-item.active {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
}

.nav-item .nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.nav-item .nav-badge {
    margin-left: auto;
    background: var(--accent-blue);
    color: #fff;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
}

.main-content {
    margin-left: 260px;
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.topbar {
    height: 64px;
    background: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar-title {
    font-size: 18px;
    font-weight: 600;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.topbar-user:hover { border-color: var(--accent-blue); }

.topbar-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
}

.page-content {
    flex: 1;
    padding: 24px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.card:hover { border-color: rgba(59, 130, 246, 0.3); }

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-title .icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.stat-card.blue::before { background: var(--gradient-blue); }
.stat-card.green::before { background: var(--gradient-green); }
.stat-card.purple::before { background: var(--gradient-purple); }
.stat-card.yellow::before { background: linear-gradient(135deg, #f59e0b, #ef4444); }

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

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 500;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.2;
}

.stat-card.blue .stat-value { color: var(--accent-blue); }
.stat-card.green .stat-value { color: var(--accent-green); }
.stat-card.purple .stat-value { color: var(--accent-purple); }
.stat-card.yellow .stat-value { color: var(--accent-yellow); }

.stat-change {
    font-size: 12px;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.stat-change.up { color: var(--accent-green); }
.stat-change.down { color: var(--accent-red); }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-blue);
    color: #fff;
}
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }

.btn-success {
    background: var(--accent-green);
    color: #fff;
}
.btn-success:hover { opacity: 0.9; }

.btn-danger {
    background: var(--accent-red);
    color: #fff;
}
.btn-danger:hover { opacity: 0.9; }

.btn-warning {
    background: var(--accent-yellow);
    color: #000;
}
.btn-warning:hover { opacity: 0.9; }

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

.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 12px 24px; font-size: 16px; }

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: var(--transition);
    outline: none;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-textarea { min-height: 100px; resize: vertical; }

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-sm);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table th {
    background: var(--bg-primary);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.data-table tr:hover td {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-online { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }
.badge-offline { background: rgba(239, 68, 68, 0.15); color: var(--accent-red); }
.badge-pending { background: rgba(245, 158, 11, 0.15); color: var(--accent-yellow); }
.badge-completed { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }
.badge-failed { background: rgba(239, 68, 68, 0.15); color: var(--accent-red); }
.badge-sending { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }
.badge-active { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }
.badge-paused { background: rgba(245, 158, 11, 0.15); color: var(--accent-yellow); }
.badge-stopped { background: rgba(239, 68, 68, 0.15); color: var(--accent-red); }
.badge-draft { background: rgba(100, 116, 139, 0.15); color: var(--text-muted); }
.badge-info { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 20px;
}

.pagination .page-btn {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.pagination .page-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.pagination .page-btn.active { background: var(--accent-blue); color: #fff; border-color: var(--accent-blue); }

.filter-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.filter-bar .form-input, .filter-bar .form-select {
    width: auto;
    min-width: 160px;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: var(--transition);
}

.modal-overlay.show .modal { transform: translateY(0); }

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

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

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-hover);
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition);
}

.modal-close:hover { background: var(--accent-red); color: #fff; }

.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border-color); display: flex; justify-content: flex-end; gap: 8px; }

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state .icon { font-size: 48px; margin-bottom: 16px; }
.empty-state .title { font-size: 18px; font-weight: 600; margin-bottom: 8px; color: var(--text-secondary); }
.empty-state .desc { font-size: 14px; margin-bottom: 20px; }

.toast-container {
    position: fixed;
    top: 80px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-card);
    animation: slideIn 0.3s ease;
    min-width: 280px;
}

.toast-success { background: var(--accent-green); color: #fff; }
.toast-error { background: var(--accent-red); color: #fff; }
.toast-warning { background: var(--accent-yellow); color: #000; }
.toast-info { background: var(--accent-blue); color: #fff; }

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

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

.status-dot.online { background: var(--accent-green); box-shadow: 0 0 8px rgba(16, 185, 129, 0.5); }
.status-dot.offline { background: var(--text-muted); }

.pulse { animation: pulse 2s infinite; }
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }

@media (max-width: 1024px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .stat-grid { grid-template-columns: 1fr; }
    .filter-bar { flex-direction: column; align-items: stretch; }
    .page-content { padding: 16px; }
}

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

.login-page::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    top: -200px;
    right: -200px;
}

.login-page::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 40px;
    width: 400px;
    max-width: 90%;
    box-shadow: var(--shadow-card);
    position: relative;
    z-index: 1;
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo .icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-blue);
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

.login-logo h1 {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-logo p {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 4px;
}

.login-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--accent-red);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 16px;
}

.flow-canvas {
    min-height: 300px;
    background: var(--bg-primary);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    position: relative;
}

.flow-step {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: grab;
    transition: var(--transition);
}

.flow-step:hover { border-color: var(--accent-blue); }

.flow-step .step-number {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--gradient-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.flow-step .step-info { flex: 1; min-width: 0; }
.flow-step .step-type { font-size: 12px; font-weight: 600; }
.flow-step .step-params { font-size: 11px; color: var(--text-muted); }

.flow-connector {
    width: 2px;
    height: 10px;
    background: var(--border-color);
    margin: 0 auto;
    position: relative;
}

.flow-connector::after {
    content: '▼';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--border-color);
    font-size: 6px;
}

.checkbox-group, .radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.checkbox-item, .radio-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 13px;
}

.checkbox-item:hover, .radio-item:hover { border-color: var(--accent-blue); }
.checkbox-item.selected, .radio-item.selected { border-color: var(--accent-blue); background: rgba(59, 130, 246, 0.1); color: var(--accent-blue); }

.device-selector {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.device-selector-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}
.device-selector-header .select-actions {
    display: flex;
    gap: 8px;
}
.device-selector-filter {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}
.device-selector-filter .device-filter-owner {
    width: auto;
    min-width: 120px;
    max-width: 180px;
    padding: 6px 10px;
    font-size: 12px;
}
.device-selector-filter .device-filter-search {
    flex: 1;
    min-width: 0;
    padding: 6px 10px;
    font-size: 12px;
}
.device-selector-list {
    max-height: 200px;
    overflow-y: auto;
    padding: 8px;
}
.device-selector-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 13px;
    border: 1px solid transparent;
    margin-bottom: 4px;
}
.device-selector-item:hover { background: var(--bg-primary); border-color: var(--border-color); }
.device-selector-item.selected {
    background: rgba(59, 130, 246, 0.08);
    border-color: var(--accent-blue);
}
.device-selector-item .device-check {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}
.device-selector-item.selected .device-check {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: white;
}
.device-selector-item .device-check::after {
    content: '✓';
    font-size: 11px;
    font-weight: 700;
    display: none;
}
.device-selector-item.selected .device-check::after { display: block; }
.device-selector-item .device-info {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}
.device-selector-item .device-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.device-selector-item.selected .device-name { color: var(--accent-blue); }
.device-selected-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    min-height: 40px;
    align-items: center;
}
.device-selected-bar:empty::before {
    content: '未选择设备';
    color: var(--text-muted);
    font-size: 12px;
}
.device-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    background: rgba(59, 130, 246, 0.12);
    color: var(--accent-blue);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}
.device-tag .tag-remove {
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    opacity: 0.6;
    margin-left: 2px;
}
.device-tag .tag-remove:hover { opacity: 1; }

.flow-selector {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.flow-selector-list {
    max-height: 180px;
    overflow-y: auto;
    padding: 8px;
}
.flow-selector-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    margin-bottom: 4px;
}
.flow-selector-item:hover { background: var(--bg-primary); border-color: var(--border-color); }
.flow-selector-item.selected {
    background: rgba(59, 130, 246, 0.08);
    border-color: var(--accent-blue);
}
.flow-selector-item .flow-info { flex: 1; min-width: 0; }
.flow-selector-item .flow-name { font-weight: 500; font-size: 13px; }
.flow-selector-item .flow-desc { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.flow-selector-item .flow-steps-count { font-size: 11px; color: var(--text-muted); white-space: nowrap; }

.loading-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.text-blue { color: var(--accent-blue); }
.text-green { color: var(--accent-green); }
.text-red { color: var(--accent-red); }
.text-yellow { color: var(--accent-yellow); }
.text-muted { color: var(--text-muted); }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }
.gap-4 { gap: 24px; }

.flow-step {
    flex-wrap: wrap;
}
.flow-step .step-header {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 4px;
    flex-wrap: wrap;
}
.flow-step .step-type-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-blue);
    white-space: nowrap;
}
.flow-step .step-guide-btn {
    padding: 1px 4px;
    font-size: 12px;
    line-height: 1;
}
.flow-step .step-guide {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 6px 8px;
    margin-bottom: 4px;
}
.flow-step .step-actions {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-shrink: 0;
}
.step-add-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    padding-top: 16px;
    border-top: 1px dashed var(--border-color);
    margin-top: 12px;
}
.step-add-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
    margin-right: 4px;
}
.param-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 4px;
}
.param-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
    min-width: 70px;
}
.param-check {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
}
.param-check input[type="checkbox"] {
    accent-color: var(--accent-blue);
}
.param-section {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 8px;
    margin-bottom: 4px;
}
.param-section-title {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.locator-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.locator-row {
    display: flex;
    align-items: center;
    gap: 6px;
}
.locator-row .form-select,
.locator-row .form-input {
    margin: 0;
}
.locator-pick-btn {
    background: linear-gradient(135deg, rgba(59,130,246,0.15), rgba(6,182,212,0.15)) !important;
    border-color: rgba(59,130,246,0.3) !important;
    color: #3b82f6 !important;
    flex-shrink: 0;
}
.locator-pick-btn:hover {
    background: linear-gradient(135deg, rgba(59,130,246,0.25), rgba(6,182,212,0.25)) !important;
    border-color: #3b82f6 !important;
}

.realtime-badge {
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 12px;
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.realtime-badge.error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.value-changed {
    animation: valuePulse 0.6s ease;
}
@keyframes valuePulse {
    0% { transform: scale(1); }
    30% { transform: scale(1.15); color: var(--accent-blue); }
    100% { transform: scale(1); }
}

.status-flash {
    animation: statusFlash 1.5s ease;
}
@keyframes statusFlash {
    0% { background: transparent; }
    15% { background: rgba(59, 130, 246, 0.15); }
    100% { background: transparent; }
}

.status-dot.pulse {
    animation: dotPulse 2s infinite;
}
@keyframes dotPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
    50% { box-shadow: 0 0 0 4px rgba(34, 197, 94, 0); }
}

.device-realtime-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.device-status-section {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.device-status-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    font-size: 13px;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}
.device-status-header.online-header {
    background: rgba(34, 197, 94, 0.05);
    color: #22c55e;
}
.device-status-header.offline-header {
    background: rgba(239, 68, 68, 0.05);
    color: #ef4444;
}
.device-status-list {
    max-height: 250px;
    overflow-y: auto;
    padding: 4px 0;
}
.device-status-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    font-size: 13px;
    transition: var(--transition);
}
.device-status-item:hover {
    background: var(--bg-primary);
}
.device-status-item .device-status-name {
    font-weight: 500;
    flex: 1;
}
.device-status-item .device-status-ip {
    color: var(--text-muted);
    font-size: 12px;
}
.device-status-item .device-status-time {
    color: var(--text-muted);
    font-size: 11px;
    white-space: nowrap;
}
.device-status-item.online-item .device-status-name {
    color: var(--text-primary);
}
.device-status-item.offline-item .device-status-name {
    color: var(--text-muted);
}
.device-status-empty {
    padding: 16px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
}

.version-info-content {
    padding: 0;
}

.release-notes {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.update-check-area {
    display: flex;
    align-items: center;
    gap: 8px;
}

.update-result {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
}

.update-result.has-update {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.update-result.no-update {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.update-result.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--accent-red);
}

.update-badge {
    font-weight: 600;
    margin-bottom: 6px;
}

.update-badge.success {
    color: var(--accent-green);
}

.update-detail {
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.update-arrow {
    color: var(--accent-yellow);
    font-weight: 700;
}

.update-type,
.update-date {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.download-platform-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.download-platform-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.download-platform-card:hover {
    border-color: rgba(59, 130, 246, 0.3);
    background: var(--bg-hover);
}

.platform-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(59, 130, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

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

.platform-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.platform-meta {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    gap: 6px;
}

.platform-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.doc-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.doc-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.doc-item:hover {
    border-color: rgba(59, 130, 246, 0.3);
    background: var(--bg-hover);
}

.doc-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(139, 92, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

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

.doc-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.doc-meta {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    gap: 6px;
}

.doc-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.version-timeline {
    position: relative;
    padding-left: 24px;
}

.version-timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-bottom: 20px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -21px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    border: 2px solid var(--bg-card);
}

.timeline-item.latest .timeline-dot {
    background: var(--accent-blue);
    box-shadow: 0 0 8px rgba(59, 130, 246, 0.5);
}

.timeline-content {
    padding-left: 8px;
}

.timeline-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.timeline-version {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.timeline-date {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: auto;
}

.timeline-notes {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.verify-result {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.verify-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.verify-item.success {
    color: var(--accent-green);
}

.verify-item.error {
    color: var(--accent-red);
}

.verify-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.verify-value {
    font-size: 13px;
    color: var(--text-secondary);
    word-break: break-all;
}

.hash-value.match {
    color: var(--accent-green);
}

.hash-value.mismatch {
    color: var(--accent-red);
}

@media (max-width: 1024px) {
    .update-check-area {
        flex-direction: column;
        align-items: stretch;
    }
    .download-platform-card {
        flex-wrap: wrap;
    }
    .platform-actions {
        width: 100%;
        justify-content: flex-end;
    }
}