:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-900: #0f172a;
    --gray-800: #1e293b;
    --gray-700: #334155;
    --border: #e2e8f0;
    --shadow: 0 10px 15px -3px rgba(0, 0,0, 0.1);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0,0, 0.25);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-900);
    color: #ffffff;
    line-height: 1.6;
}

/* Header */
.enterprise-header {
    background: var(--gray-800);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--gray-700);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.logo i { color: var(--primary); }

.env-badge {
    background: var(--primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.search-bar {
    position: relative;
    max-width: 400px;
    flex: 1;
    margin: 0 2rem;
}

.search-bar input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 3rem;
    background: var(--gray-700);
    border: 1px solid var(--gray-700);
    border-radius: 8px;
    color: white;
}

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

.search-bar i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary);
}

/* Layout */
.enterprise-layout {
    display: flex;
    min-height: calc(100vh - 80px);
}

.enterprise-sidebar {
    width: 280px;
    background: var(--gray-800);
    border-right: 1px solid var(--gray-700);
    overflow: hidden;
}

.sidebar-scroll {
    height: 100%;
    overflow-y: auto;
}

.sidebar-nav {
    padding: 2rem 0;
}

.nav-section {
    margin-bottom: 2rem;
}

.nav-section h4 {
    padding: 0 2rem 1rem;
    color: var(--secondary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 2rem;
    color: white;
    text-decoration: none;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.nav-item:hover,
.nav-item.active {
    background: rgba(37, 99, 235, 0.1);
    border-left-color: var(--primary);
}

.nav-item i {
    width: 20px;
    margin-right: 1rem;
}

.badge-count {
    background: var(--gray-700);
    color: var(--secondary);
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
}

/* Main Content */
.enterprise-main {
    flex: 1;
    padding: 2.5rem;
    overflow-y: auto;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.page-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.breadcrumbs {
    color: var(--secondary);
    font-size: 0.875rem;
}

.breadcrumbs a { color: var(--primary); }

/* KPI Grid */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.kpi-card {
    background: var(--gray-800);
    border: 1px solid var(--gray-700);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.2s ease;
}

.kpi-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.kpi-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.kpi-header h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.kpi-trend {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.kpi-trend.positive { color: var(--success); }
.kpi-trend.negative { color: var(--danger); }

.kpi-value {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.kpi-change {
    font-size: 0.75rem;
    color: var(--secondary);
}

/* Charts */
.charts-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.chart-card {
    background: var(--gray-800);
    border: 1px solid var(--gray-700);
    border-radius: 12px;
    padding: 2rem;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.chart-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.chart-controls {
    display: flex;
    gap: 0.5rem;
}

.period-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--gray-700);
    background: transparent;
    color: var(--secondary);
    border-radius: 6px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.period-btn.active,
.period-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* Enterprise Table */
.data-section { margin-bottom: 3rem; }

.table-card {
    background: var(--gray-800);
    border: 1px solid var(--gray-700);
    border-radius: 12px;
    overflow: hidden;
}

.table-header {
    padding: 2rem;
    border-bottom: 1px solid var(--gray-700);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.table-search {
    position: relative;
    min-width: 250px;
}

.table-search input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    background: var(--gray-700);
    border: 1px solid var(--gray-700);
    border-radius: 8px;
    color: white;
}

.table-filter {
    padding: 0.75rem 1rem;
    background: var(--gray-700);
    border: 1px solid var(--gray