/* Login Layout */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--primary-color);
}

.login-box {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

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

.sidebar {
    width: 250px;
    background-color: var(--primary-color);
    color: var(--white);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 20px;
    font-size: 1.5rem;
    font-weight: bold;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    letter-spacing: 1px;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.nav-link {
    display: block;
    padding: 12px 20px;
    color: #cbd5e1;
    text-decoration: none;
    transition: all 0.2s;
    border-left: 4px solid transparent;
}

.nav-link:hover, .nav-link.active {
    background-color: var(--secondary-color);
    color: var(--white);
    border-left: 4px solid var(--accent-color);
}

.user-info {
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
    background-color: rgba(0,0,0,0.2);
}

.user-info p {
    margin-bottom: 5px;
}

.user-role {
    font-size: 0.8rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-content {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    height: 100vh;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    background: var(--white);
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

/* Dashboard Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border-left: 4px solid var(--accent-color);
}

.stat-card.critical {
    border-left-color: var(--danger);
}

.stat-card.warning {
    border-left-color: var(--warning);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
}

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

/* Responsive */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        height: auto;
    }
    .sidebar-nav {
        display: flex;
        overflow-x: auto;
        padding: 0;
    }
    .nav-link {
        padding: 15px;
        white-space: nowrap;
        border-left: none;
        border-bottom: 4px solid transparent;
    }
    .nav-link:hover, .nav-link.active {
        border-left: none;
        border-bottom: 4px solid var(--accent-color);
    }
    .main-content {
        height: auto;
    }
}