:root {
    --primary-bg: #0f172a;
    --secondary-bg: #1e293b;
    --accent-blue: #3b82f6;
    --accent-red: #ef4444;
    --accent-green: #10b981;
    --accent-yellow: #f59e0b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --sidebar-width: 260px;
    --glass: rgba(255, 255, 255, 0.05);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--secondary-bg);
    height: 100vh;
    position: fixed;
    display: flex;
    flex-direction: column;
    padding: 2rem 1rem;
    border-right: 1px solid var(--glass);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 3rem;
}

.logo-icon {
    color: var(--accent-blue);
    font-size: 2rem;
}

.nav-links {
    list-style: none;
    flex-grow: 1;
}

.nav-links li {
    margin-bottom: 0.5rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.nav-links a:hover, .nav-links a.active {
    background-color: var(--glass);
    color: var(--text-primary);
    transform: translateX(5px);
}

.nav-links i {
    width: 20px;
}

.sidebar-footer {
    border-top: 1px solid var(--glass);
    padding-top: 1.5rem;
}

.tenant-selector {
    margin-bottom: 1rem;
}

.tenant-selector label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.tenant-selector select {
    width: 100%;
    background: var(--primary-bg);
    border: 1px solid var(--glass);
    color: white;
    padding: 0.5rem;
    border-radius: 8px;
    outline: none;
}

.logout-btn {
    color: var(--accent-red);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

/* Content Area */
.content {
    margin-left: var(--sidebar-width);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.top-bar {
    height: 80px;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--secondary-bg);
    border-bottom: 1px solid var(--glass);
}

.main-body {
    padding: 2rem;
}

/* Dashboard Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--secondary-bg);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--glass);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

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

/* Tables */
.data-table-container {
    background-color: var(--secondary-bg);
    border-radius: 16px;
    border: 1px solid var(--glass);
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    text-align: left;
    padding: 1rem;
    background-color: var(--glass);
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--glass);
}

/* Login Page */
.login-container {
    height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top right, #1e3a8a, #0f172a);
}

.login-card {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 24px;
    border: 1px solid var(--glass);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-card i {
    font-size: 4rem;
    color: var(--accent-blue);
    margin-bottom: 2rem;
}

.login-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background-color: white;
    color: #333;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 2rem;
    transition: transform 0.2s ease;
}

.login-btn:hover {
    transform: scale(1.05);
}