/* Global styles for Scania Control Tower */
:root {
    --primary: #1a365d;
    --secondary: #00A3A3;
    --accent: #7928CA;
    --bg-dark: #0c0e14;
    --bg-light: #141824;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --success: #15803d;
    --warning: #ca8a04;
    --danger: #b91c1c;
    --card-bg: rgba(20, 24, 36, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    --menu-bg: #141824;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--bg-dark), var(--bg-light));
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.top-bar {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
}

.logo-container {
    display: flex;
    align-items: center;
    margin-right: 20px;
}

.logo {
    height: 40px;
    margin-right: 15px;
}

.nav-container {
    background-color: var(--menu-bg);
    padding: 0;
    width: 100%;
}

.nav-links {
    display: flex;
    gap: 0;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 20px 30px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    position: relative;
    transition: background-color 0.3s;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    border-bottom: 3px solid #ea7c31;
    padding-bottom: 17px;
}

/* Submenu styles */
.nav-item {
    position: relative;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--menu-bg);
    min-width: 200px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    z-index: 100;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.nav-item:hover .submenu {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}

.submenu-link {
    color: white;
    padding: 12px 20px;
    text-decoration: none;
    display: block;
    transition: background-color 0.3s;
}

.submenu-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.chevron-down {
    transition: transform 0.3s ease;
}

.nav-item:hover .chevron-down {
    transform: rotate(180deg);
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 24px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.glass-card:hover {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}


.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.header-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

/* Button styles */
.btn {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}

.btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--secondary);
}

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

.btn-success {
    background-color: var(--success);
}

.btn-warning {
    background-color: var(--warning);
}

.btn-danger {
    background-color: var(--danger);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

/* 特殊按钮 */
.btn-admin {
    background-color: #4f46e5;
}

/* Badge styles */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
    background: rgba(0, 163, 163, 0.2);
    color: var(--secondary);
}

.badge-success {
    background: rgba(21, 128, 61, 0.2);
    color: var(--success);
}

.badge-warning {
    background: rgba(202, 138, 4, 0.2);
    color: var(--warning);
}

.badge-danger {
    background: rgba(185, 28, 28, 0.2);
    color: var(--danger);
}

.badge-primary {
    background: rgba(26, 54, 93, 0.2);
    color: #4a7abf;
}

.badge-admin {
    background: rgba(79, 70, 229, 0.2);
    color: #4f46e5;
}

/* AI Badge */
.ai-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: rgba(121, 40, 202, 0.2);
    border-radius: 4px;
    font-size: 0.8rem;
    color: #b388ff;
    margin-left: 8px;
}

.pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(121, 40, 202, 0.7);
    }
    
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(121, 40, 202, 0);
    }
    
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(121, 40, 202, 0);
    }
}

/* Dashboard specific styles */
.kpi-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

.kpi-card {
    text-align: center;
    padding: 16px;
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--secondary);
}

.kpi-value {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 12px 0;
}

.kpi-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.kpi-trend {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 8px;
}

.kpi-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 24px;
}

.kpi-card {
    padding: 16px;
    text-align: center;
    transition: all 0.3s ease;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 700;
    margin: 12px 0;
}

.kpi-trend {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.positive {
    color: var(--success);
}

.negative {
    color: var(--danger);
}

.neutral {
    color: var(--text-secondary);
}

/* Dashboard grid layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 24px;
}

.panel-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

/* Chart containers */
.chart-container {
    height: 400px;
    width: 100%;
    position: relative;
    margin-bottom: 24px;
}

.placeholder-chart {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

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

.chart-title {
    font-size: 1.2rem;
    font-weight: 600;
}

.chart-actions {
    display: flex;
    gap: 8px;
}

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

.stat-card {
    text-align: center;
    padding: 20px;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    margin: 8px 0;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

.trend-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.85rem;
    margin-top: 8px;
}

.trend-up {
    color: var(--success);
}

.trend-down {
    color: var(--danger);
}

.trend-neutral {
    color: var(--text-secondary);
}

/* Filter bar */
.filter-bar {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.pill-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.pill {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.pill:hover {
    background: rgba(255, 255, 255, 0.05);
}

.pill.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* Table styles */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

th, td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 500;
    color: var(--text-secondary);
}

tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Map container */
.map-container, .region-map {
    height: 400px;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

/* Dashboard specific */
.alert-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.alert-item {
    display: flex;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    gap: 12px;
    align-items: center;
}

.alert-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.alert-message {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.alert-time {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.high-priority {
    border-left-color: var(--danger);
}

.medium-priority {
    border-left-color: var(--warning);
}

.low-priority {
    border-left-color: var(--success);
}

/* Common grid layouts */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 24px;
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .dashboard-grid,
    .panel-grid,
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
    
    .filter-bar {
        flex-direction: column;
        gap: 12px;
    }
}

@media (max-width: 768px) {
    .top-bar {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .logo-container {
        margin-right: 0;
        margin-bottom: 16px;
    }
    
    .nav-container {
        width: 100%;
    }
    
    .nav-links {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .nav-link {
        padding: 6px 10px;
        font-size: 0.9rem;
    }
    
    .kpi-row {
        grid-template-columns: 1fr 1fr;
    }
    
    .submenu {
        position: static;
        visibility: hidden;
        opacity: 0;
        max-height: 0;
        overflow: hidden;
        box-shadow: none;
        transform: none;
    }
    
    .nav-item:hover .submenu {
        visibility: visible;
        opacity: 1;
        max-height: 500px;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 8px;
    }
    
    .nav-links {
        justify-content: flex-start;
        width: 100%;
        overflow-x: auto;
        padding-bottom: 4px;
    }
    
    .kpi-row {
        grid-template-columns: 1fr;
    }
    
    .app-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .header-actions {
        width: 100%;
        justify-content: space-between;
    }
}


.parameters-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

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

.parameter-label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.slider-container {
    margin: 8px 0;
}